Merge tag 'sh-for-linus' of git://github.com/pmundt/linux-sh

SuperH updates for 3.3 merge window.

* tag 'sh-for-linus' of git://github.com/pmundt/linux-sh: (38 commits)
  sh: magicpanelr2: Update for parse_mtd_partitions() fallout.
  sh: mach-rsk: Update for parse_mtd_partitions() fallout.
  sh: sh2a: Improve cache flush/invalidate functions
  sh: also without PM_RUNTIME pm_runtime.o must be built
  sh: add a resource name for shdma
  sh: Remove redundant try_to_freeze() invocations.
  sh: Ensure IRQs are enabled across do_notify_resume().
  sh: Fix up store queue code for subsys_interface changes.
  sh: clkfwk: sh_clk_init_parent() should be called after clk_register()
  sh: add platform_device for renesas_usbhs in board-sh7757lcr
  sh: modify clock-sh7757 for renesas_usbhs
  sh: pfc: ioremap() support
  sh: use ioread32/iowrite32 and mapped_reg for div6
  sh: use ioread32/iowrite32 and mapped_reg for div4
  sh: use ioread32/iowrite32 and mapped_reg for mstp32
  sh: extend clock struct with mapped_reg member
  sh: clkfwk: clock-sh73a0: all div6_clks use SH_CLK_DIV6_EXT()
  sh: clkfwk: clock-sh7724: all div6_clks use SH_CLK_DIV6_EXT()
  sh: clock-sh7723: add CLKDEV_ICK_ID for cleanup
  serial: sh-sci: Handle GPIO function requests.
  ...

arch/arm/mach-shmobile/clock-sh7372.c

@@ -411,11 +411,11 @@ static struct clk *fsibckcr_parent[] = {
 };
 
 static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = {
-	[DIV6_HDMI] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, HDMICKCR, 0,
+	[DIV6_HDMI] = SH_CLK_DIV6_EXT(HDMICKCR, 0,
 				      hdmi_parent, ARRAY_SIZE(hdmi_parent), 6, 2),
-	[DIV6_FSIA] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIACKCR, 0,
+	[DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0,
 				      fsiackcr_parent, ARRAY_SIZE(fsiackcr_parent), 6, 2),
-	[DIV6_FSIB] = SH_CLK_DIV6_EXT(&pllc1_div2_clk, FSIBCKCR, 0,
+	[DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0,
 				      fsibckcr_parent, ARRAY_SIZE(fsibckcr_parent), 6, 2),
 };
 

arch/arm/mach-shmobile/clock-sh73a0.c

@@ -92,6 +92,24 @@ static struct clk_ops div2_clk_ops = {
 	.recalc		= div2_recalc,
 };
 
+static unsigned long div7_recalc(struct clk *clk)
+{
+	return clk->parent->rate / 7;
+}
+
+static struct clk_ops div7_clk_ops = {
+	.recalc		= div7_recalc,
+};
+
+static unsigned long div13_recalc(struct clk *clk)
+{
+	return clk->parent->rate / 13;
+}
+
+static struct clk_ops div13_clk_ops = {
+	.recalc		= div13_recalc,
+};
+
 /* Divide extal1 by two */
 static struct clk extal1_div2_clk = {
 	.ops		= &div2_clk_ops,
@@ -174,12 +192,29 @@ static struct clk pll3_clk = {
 	.enable_bit	= 3,
 };
 
-/* Divide PLL1 by two */
+/* Divide PLL */
 static struct clk pll1_div2_clk = {
 	.ops		= &div2_clk_ops,
 	.parent		= &pll1_clk,
 };
 
+static struct clk pll1_div7_clk = {
+	.ops		= &div7_clk_ops,
+	.parent		= &pll1_clk,
+};
+
+static struct clk pll1_div13_clk = {
+	.ops		= &div13_clk_ops,
+	.parent		= &pll1_clk,
+};
+
+/* External input clock */
+struct clk sh73a0_extcki_clk = {
+};
+
+struct clk sh73a0_extalr_clk = {
+};
+
 static struct clk *main_clks[] = {
 	&r_clk,
 	&sh73a0_extal1_clk,
@@ -193,6 +228,10 @@ static struct clk *main_clks[] = {
 	&pll2_clk,
 	&pll3_clk,
 	&pll1_div2_clk,
+	&pll1_div7_clk,
+	&pll1_div13_clk,
+	&sh73a0_extcki_clk,
+	&sh73a0_extalr_clk,
 };
 
 static void div4_kick(struct clk *clk)
@@ -246,27 +285,84 @@ enum { DIV6_VCK1, DIV6_VCK2, DIV6_VCK3, DIV6_ZB1,
 	DIV6_DSIT, DIV6_DSI0P, DIV6_DSI1P,
 	DIV6_NR };
 
+static struct clk *vck_parent[8] = {
+	[0] = &pll1_div2_clk,
+	[1] = &pll2_clk,
+	[2] = &sh73a0_extcki_clk,
+	[3] = &sh73a0_extal2_clk,
+	[4] = &main_div2_clk,
+	[5] = &sh73a0_extalr_clk,
+	[6] = &main_clk,
+};
+
+static struct clk *pll_parent[4] = {
+	[0] = &pll1_div2_clk,
+	[1] = &pll2_clk,
+	[2] = &pll1_div13_clk,
+};
+
+static struct clk *hsi_parent[4] = {
+	[0] = &pll1_div2_clk,
+	[1] = &pll2_clk,
+	[2] = &pll1_div7_clk,
+};
+
+static struct clk *pll_extal2_parent[] = {
+	[0] = &pll1_div2_clk,
+	[1] = &pll2_clk,
+	[2] = &sh73a0_extal2_clk,
+	[3] = &sh73a0_extal2_clk,
+};
+
+static struct clk *dsi_parent[8] = {
+	[0] = &pll1_div2_clk,
+	[1] = &pll2_clk,
+	[2] = &main_clk,
+	[3] = &sh73a0_extal2_clk,
+	[4] = &sh73a0_extcki_clk,
+};
+
 static struct clk div6_clks[DIV6_NR] = {
-	[DIV6_VCK1] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR1, 0),
-	[DIV6_VCK2] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR2, 0),
-	[DIV6_VCK3] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR3, 0),
-	[DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, CLK_ENABLE_ON_INIT),
-	[DIV6_FLCTL] = SH_CLK_DIV6(&pll1_div2_clk, FLCKCR, 0),
-	[DIV6_SDHI0] = SH_CLK_DIV6(&pll1_div2_clk, SD0CKCR, 0),
-	[DIV6_SDHI1] = SH_CLK_DIV6(&pll1_div2_clk, SD1CKCR, 0),
-	[DIV6_SDHI2] = SH_CLK_DIV6(&pll1_div2_clk, SD2CKCR, 0),
-	[DIV6_FSIA] = SH_CLK_DIV6(&pll1_div2_clk, FSIACKCR, 0),
-	[DIV6_FSIB] = SH_CLK_DIV6(&pll1_div2_clk, FSIBCKCR, 0),
-	[DIV6_SUB] = SH_CLK_DIV6(&sh73a0_extal2_clk, SUBCKCR, 0),
-	[DIV6_SPUA] = SH_CLK_DIV6(&pll1_div2_clk, SPUACKCR, 0),
-	[DIV6_SPUV] = SH_CLK_DIV6(&pll1_div2_clk, SPUVCKCR, 0),
-	[DIV6_MSU] = SH_CLK_DIV6(&pll1_div2_clk, MSUCKCR, 0),
-	[DIV6_HSI] = SH_CLK_DIV6(&pll1_div2_clk, HSICKCR, 0),
-	[DIV6_MFG1] = SH_CLK_DIV6(&pll1_div2_clk, MFCK1CR, 0),
-	[DIV6_MFG2] = SH_CLK_DIV6(&pll1_div2_clk, MFCK2CR, 0),
-	[DIV6_DSIT] = SH_CLK_DIV6(&pll1_div2_clk, DSITCKCR, 0),
-	[DIV6_DSI0P] = SH_CLK_DIV6(&pll1_div2_clk, DSI0PCKCR, 0),
-	[DIV6_DSI1P] = SH_CLK_DIV6(&pll1_div2_clk, DSI1PCKCR, 0),
+	[DIV6_VCK1] = SH_CLK_DIV6_EXT(VCLKCR1, 0,
+			vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+	[DIV6_VCK2] = SH_CLK_DIV6_EXT(VCLKCR2, 0,
+			vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+	[DIV6_VCK3] = SH_CLK_DIV6_EXT(VCLKCR3, 0,
+			vck_parent, ARRAY_SIZE(vck_parent), 12, 3),
+	[DIV6_ZB1] = SH_CLK_DIV6_EXT(ZBCKCR, CLK_ENABLE_ON_INIT,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_FLCTL] = SH_CLK_DIV6_EXT(FLCKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_SDHI0] = SH_CLK_DIV6_EXT(SD0CKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+	[DIV6_SDHI1] = SH_CLK_DIV6_EXT(SD1CKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+	[DIV6_SDHI2] = SH_CLK_DIV6_EXT(SD2CKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 6, 2),
+	[DIV6_FSIA] = SH_CLK_DIV6_EXT(FSIACKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 6, 1),
+	[DIV6_FSIB] = SH_CLK_DIV6_EXT(FSIBCKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 6, 1),
+	[DIV6_SUB] = SH_CLK_DIV6_EXT(SUBCKCR, 0,
+			pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+	[DIV6_SPUA] = SH_CLK_DIV6_EXT(SPUACKCR, 0,
+			pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+	[DIV6_SPUV] = SH_CLK_DIV6_EXT(SPUVCKCR, 0,
+			pll_extal2_parent, ARRAY_SIZE(pll_extal2_parent), 6, 2),
+	[DIV6_MSU] = SH_CLK_DIV6_EXT(MSUCKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_HSI] = SH_CLK_DIV6_EXT(HSICKCR, 0,
+			hsi_parent, ARRAY_SIZE(hsi_parent), 6, 2),
+	[DIV6_MFG1] = SH_CLK_DIV6_EXT(MFCK1CR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_MFG2] = SH_CLK_DIV6_EXT(MFCK2CR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_DSIT] = SH_CLK_DIV6_EXT(DSITCKCR, 0,
+			pll_parent, ARRAY_SIZE(pll_parent), 7, 1),
+	[DIV6_DSI0P] = SH_CLK_DIV6_EXT(DSI0PCKCR, 0,
+			dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
+	[DIV6_DSI1P] = SH_CLK_DIV6_EXT(DSI1PCKCR, 0,
+			dsi_parent, ARRAY_SIZE(dsi_parent), 12, 3),
 };
 
 enum { MSTP001,
@@ -403,7 +499,7 @@ void __init sh73a0_clock_init(void)
 		ret = sh_clk_div4_register(div4_clks, DIV4_NR, &div4_table);
 
 	if (!ret)
-		ret = sh_clk_div6_register(div6_clks, DIV6_NR);
+		ret = sh_clk_div6_reparent_register(div6_clks, DIV6_NR);
 
 	if (!ret)
 		ret = sh_clk_mstp32_register(mstp_clks, MSTP_NR);

arch/arm/mach-shmobile/include/mach/common.h

@@ -46,6 +46,8 @@ extern void sh73a0_clock_init(void);
 extern void sh73a0_pinmux_init(void);
 extern struct clk sh73a0_extal1_clk;
 extern struct clk sh73a0_extal2_clk;
+extern struct clk sh73a0_extcki_clk;
+extern struct clk sh73a0_extalr_clk;
 
 extern unsigned int sh73a0_get_core_count(void);
 extern void sh73a0_secondary_init(unsigned int cpu);

arch/sh/boards/board-magicpanelr2.c

@@ -25,9 +25,6 @@
 
 #define LAN9115_READY	(__raw_readl(0xA8000084UL) & 0x00000001UL)
 
-/* Prefer cmdline over RedBoot */
-static const char *probes[] = { "cmdlinepart", "RedBoot", NULL };
-
 /* Wait until reset finished. Timeout is 100ms. */
 static int __init ethernet_reset_finished(void)
 {
@@ -293,8 +290,6 @@ static struct platform_device heartbeat_device = {
 	.resource	= heartbeat_resources,
 };
 
-static struct mtd_partition *parsed_partitions;
-
 static struct mtd_partition mpr2_partitions[] = {
 	/* Reserved for bootloader, read-only */
 	{
@@ -318,6 +313,8 @@ static struct mtd_partition mpr2_partitions[] = {
 };
 
 static struct physmap_flash_data flash_data = {
+	.parts		= mpr2_partitions,
+	.nr_parts	= ARRAY_SIZE(mpr2_partitions),
 	.width		= 2,
 };
 
@@ -337,32 +334,6 @@ static struct platform_device flash_device = {
 	},
 };
 
-static struct mtd_info *flash_mtd;
-
-static struct map_info mpr2_flash_map = {
-	.name = "Magic Panel R2 Flash",
-	.size = 0x2000000UL,
-	.bankwidth = 2,
-};
-
-static void __init set_mtd_partitions(void)
-{
-	int nr_parts = 0;
-
-	simple_map_init(&mpr2_flash_map);
-	flash_mtd = do_map_probe("cfi_probe", &mpr2_flash_map);
-	nr_parts = parse_mtd_partitions(flash_mtd, probes,
-					&parsed_partitions, 0);
-	/* If there is no partition table, used the hard coded table */
-	if (nr_parts <= 0) {
-		flash_data.parts = mpr2_partitions;
-		flash_data.nr_parts = ARRAY_SIZE(mpr2_partitions);
-	} else {
-		flash_data.nr_parts = nr_parts;
-		flash_data.parts = parsed_partitions;
-	}
-}
-
 /*
  * Add all resources to the platform_device
  */
@@ -376,7 +347,6 @@ static struct platform_device *mpr2_devices[] __initdata = {
 
 static int __init mpr2_devices_setup(void)
 {
-	set_mtd_partitions();
 	return platform_add_devices(mpr2_devices, ARRAY_SIZE(mpr2_devices));
 }
 device_initcall(mpr2_devices_setup);

arch/sh/boards/board-sh7757lcr.c

@@ -19,6 +19,7 @@
 #include <linux/mmc/sh_mmcif.h>
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/sh_eth.h>
+#include <linux/usb/renesas_usbhs.h>
 #include <cpu/sh7757.h>
 #include <asm/heartbeat.h>
 
@@ -264,6 +265,43 @@ static struct platform_device sdhi_device = {
 	},
 };
 
+static int usbhs0_get_id(struct platform_device *pdev)
+{
+	return USBHS_GADGET;
+}
+
+static struct renesas_usbhs_platform_info usb0_data = {
+	.platform_callback = {
+		.get_id = usbhs0_get_id,
+	},
+	.driver_param = {
+		.buswait_bwait = 5,
+	}
+};
+
+static struct resource usb0_resources[] = {
+	[0] = {
+		.start	= 0xfe450000,
+		.end	= 0xfe4501ff,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= 50,
+		.end	= 50,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device usb0_device = {
+	.name		= "renesas_usbhs",
+	.id		= 0,
+	.dev = {
+		.platform_data		= &usb0_data,
+	},
+	.num_resources	= ARRAY_SIZE(usb0_resources),
+	.resource	= usb0_resources,
+};
+
 static struct platform_device *sh7757lcr_devices[] __initdata = {
 	&heartbeat_device,
 	&sh7757_eth0_device,
@@ -272,6 +310,7 @@ static struct platform_device *sh7757lcr_devices[] __initdata = {
 	&sh7757_eth_giga1_device,
 	&sh_mmcif_device,
 	&sdhi_device,
+	&usb0_device,
 };
 
 static struct flash_platform_data spi_flash_data = {

arch/sh/boards/mach-ap325rxa/setup.c

@@ -249,9 +249,6 @@ static struct platform_device lcdc_device = {
 	.dev		= {
 		.platform_data	= &lcdc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_LCDC,
-	},
 };
 
 static void camera_power(int val)
@@ -424,9 +421,6 @@ static struct platform_device ceu_device = {
 	.dev		= {
 		.platform_data	= &sh_mobile_ceu_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU,
-	},
 };
 
 static struct resource sdhi0_cn3_resources[] = {
@@ -454,9 +448,6 @@ static struct platform_device sdhi0_cn3_device = {
 	.dev = {
 		.platform_data = &sdhi0_cn3_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI0,
-	},
 };
 
 static struct resource sdhi1_cn7_resources[] = {
@@ -484,9 +475,6 @@ static struct platform_device sdhi1_cn7_device = {
 	.dev = {
 		.platform_data = &sdhi1_cn7_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI1,
-	},
 };
 
 static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {

arch/sh/boards/mach-ecovec24/setup.c

@@ -156,9 +156,6 @@ static struct platform_device sh_eth_device = {
 	},
 	.num_resources = ARRAY_SIZE(sh_eth_resources),
 	.resource = sh_eth_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_ETHER,
-	},
 };
 
 /* USB0 host */
@@ -278,9 +275,6 @@ static struct platform_device usbhs_device = {
 	},
 	.num_resources	= ARRAY_SIZE(usbhs_resources),
 	.resource	= usbhs_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_USB1,
-	},
 };
 
 /* LCDC */
@@ -366,9 +360,6 @@ static struct platform_device lcdc_device = {
 	.dev		= {
 		.platform_data	= &lcdc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_LCDC,
-	},
 };
 
 /* CEU0 */
@@ -400,9 +391,6 @@ static struct platform_device ceu0_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu0_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU0,
-	},
 };
 
 /* CEU1 */
@@ -434,9 +422,6 @@ static struct platform_device ceu1_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu1_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU1,
-	},
 };
 
 /* I2C device */
@@ -491,9 +476,6 @@ static struct platform_device keysc_device = {
 	.dev	= {
 		.platform_data	= &keysc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_KEYSC,
-	},
 };
 
 /* TouchScreen */
@@ -568,9 +550,6 @@ static struct platform_device sdhi0_device = {
 	.dev	= {
 		.platform_data	= &sdhi0_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI0,
-	},
 };
 
 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
@@ -608,9 +587,6 @@ static struct platform_device sdhi1_device = {
 	.dev	= {
 		.platform_data	= &sdhi1_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI1,
-	},
 };
 #endif /* CONFIG_MMC_SH_MMCIF */
 
@@ -676,9 +652,6 @@ static struct platform_device msiof0_device = {
 	},
 	.num_resources	= ARRAY_SIZE(msiof0_resources),
 	.resource	= msiof0_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_MSIOF0,
-	},
 };
 
 #endif
@@ -818,9 +791,6 @@ static struct platform_device fsi_device = {
 	.dev	= {
 		.platform_data	= &fsi_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SPU, /* FSI needs SPU hwblk */
-	},
 };
 
 /* IrDA */
@@ -882,9 +852,6 @@ static struct platform_device vou_device = {
 	.dev		= {
 		.platform_data	= &sh_vou_pdata,
 	},
-	.archdata	= {
-		.hwblk_id	= HWBLK_VOU,
-	},
 };
 
 #if defined(CONFIG_MMC_SH_MMCIF) || defined(CONFIG_MMC_SH_MMCIF_MODULE)
@@ -936,9 +903,6 @@ static struct platform_device sh_mmcif_device = {
 	},
 	.num_resources	= ARRAY_SIZE(sh_mmcif_resources),
 	.resource	= sh_mmcif_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_MMC,
-	},
 };
 #endif
 

arch/sh/boards/mach-kfr2r09/setup.c

@@ -122,9 +122,6 @@ static struct platform_device kfr2r09_sh_keysc_device = {
 	.dev	= {
 		.platform_data	= &kfr2r09_sh_keysc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_KEYSC,
-	},
 };
 
 static const struct fb_videomode kfr2r09_lcdc_modes[] = {
@@ -191,9 +188,6 @@ static struct platform_device kfr2r09_sh_lcdc_device = {
 	.dev	= {
 		.platform_data	= &kfr2r09_sh_lcdc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_LCDC,
-	},
 };
 
 static struct r8a66597_platdata kfr2r09_usb0_gadget_data = {
@@ -254,9 +248,6 @@ static struct platform_device kfr2r09_ceu_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU0,
-	},
 };
 
 static struct i2c_board_info kfr2r09_i2c_camera = {
@@ -377,9 +368,6 @@ static struct platform_device kfr2r09_sh_sdhi0_device = {
 	.dev = {
 		.platform_data	= &sh7724_sdhi0_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI0,
-	},
 };
 
 static struct platform_device *kfr2r09_devices[] __initdata = {

arch/sh/boards/mach-migor/setup.c

@@ -99,9 +99,6 @@ static struct platform_device sh_keysc_device = {
 	.dev	= {
 		.platform_data	= &sh_keysc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_KEYSC,
-	},
 };
 
 static struct mtd_partition migor_nor_flash_partitions[] =
@@ -300,9 +297,6 @@ static struct platform_device migor_lcdc_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_lcdc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_LCDC,
-	},
 };
 
 static struct clk *camera_clk;
@@ -390,9 +384,6 @@ static struct platform_device migor_ceu_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU,
-	},
 };
 
 static struct resource sdhi_cn9_resources[] = {
@@ -421,9 +412,6 @@ static struct platform_device sdhi_cn9_device = {
 	.dev = {
 		.platform_data	= &sh7724_sdhi_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI,
-	},
 };
 
 static struct i2c_board_info migor_i2c_devices[] = {

arch/sh/boards/mach-rsk/setup.c

@@ -15,12 +15,12 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
-#ifdef CONFIG_MTD
 #include <linux/mtd/map.h>
-#endif
 #include <asm/machvec.h>
 #include <asm/io.h>
 
+static const char *part_probes[] = { "cmdlinepart", NULL };
+
 static struct mtd_partition rsk_partitions[] = {
 	{
 		.name		= "Bootloader",
@@ -39,9 +39,10 @@ static struct mtd_partition rsk_partitions[] = {
 };
 
 static struct physmap_flash_data flash_data = {
-	.parts		= rsk_partitions,
-	.nr_parts	= ARRAY_SIZE(rsk_partitions),
-	.width		= 2,
+	.parts			= rsk_partitions,
+	.nr_parts		= ARRAY_SIZE(rsk_partitions),
+	.width			= 2,
+	.part_probe_types	= part_probes,
 };
 
 static struct resource flash_resource = {
@@ -60,44 +61,12 @@ static struct platform_device flash_device = {
 	},
 };
 
-#ifdef CONFIG_MTD
-static const char *probes[] = { "cmdlinepart", NULL };
-
-static struct map_info rsk_flash_map = {
-	.name		= "RSK+ Flash",
-	.size		= 0x400000,
-	.bankwidth	= 2,
-};
-
-static struct mtd_info *flash_mtd;
-
-static struct mtd_partition *parsed_partitions;
-
-static void __init set_mtd_partitions(void)
-{
-	int nr_parts = 0;
-
-	simple_map_init(&rsk_flash_map);
-	flash_mtd = do_map_probe("cfi_probe", &rsk_flash_map);
-	nr_parts = parse_mtd_partitions(flash_mtd, probes,
-					&parsed_partitions, 0);
-	/* If there is no partition table, used the hard coded table */
-	if (nr_parts > 0) {
-		flash_data.nr_parts = nr_parts;
-		flash_data.parts = parsed_partitions;
-	}
-}
-#else
-static inline void set_mtd_partitions(void) {}
-#endif
-
 static struct platform_device *rsk_devices[] __initdata = {
 	&flash_device,
 };
 
 static int __init rsk_devices_setup(void)
 {
-	set_mtd_partitions();
 	return platform_add_devices(rsk_devices,
 				    ARRAY_SIZE(rsk_devices));
 }

arch/sh/boards/mach-se/7722/setup.c

@@ -127,9 +127,6 @@ static struct platform_device sh_keysc_device = {
 	.dev	= {
 		.platform_data	= &sh_keysc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_KEYSC,
-	},
 };
 
 static struct platform_device *se7722_devices[] __initdata = {

arch/sh/boards/mach-se/7724/setup.c

@@ -210,9 +210,6 @@ static struct platform_device lcdc_device = {
 	.dev		= {
 		.platform_data	= &lcdc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_LCDC,
-	},
 };
 
 /* CEU0 */
@@ -244,9 +241,6 @@ static struct platform_device ceu0_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu0_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU0,
-	},
 };
 
 /* CEU1 */
@@ -278,9 +272,6 @@ static struct platform_device ceu1_device = {
 	.dev	= {
 		.platform_data	= &sh_mobile_ceu1_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_CEU1,
-	},
 };
 
 /* FSI */
@@ -310,9 +301,6 @@ static struct platform_device fsi_device = {
 	.dev	= {
 		.platform_data	= &fsi_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SPU, /* FSI needs SPU hwblk */
-	},
 };
 
 static struct platform_device fsi_ak4642_device = {
@@ -355,9 +343,6 @@ static struct platform_device keysc_device = {
 	.dev	= {
 		.platform_data	= &keysc_info,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_KEYSC,
-	},
 };
 
 /* SH Eth */
@@ -386,9 +371,6 @@ static struct platform_device sh_eth_device = {
 	},
 	.num_resources = ARRAY_SIZE(sh_eth_resources),
 	.resource = sh_eth_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_ETHER,
-	},
 };
 
 static struct r8a66597_platdata sh7724_usb0_host_data = {
@@ -418,9 +400,6 @@ static struct platform_device sh7724_usb0_host_device = {
 	},
 	.num_resources	= ARRAY_SIZE(sh7724_usb0_host_resources),
 	.resource	= sh7724_usb0_host_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_USB0,
-	},
 };
 
 static struct r8a66597_platdata sh7724_usb1_gadget_data = {
@@ -479,9 +458,6 @@ static struct platform_device sdhi0_cn7_device = {
 	.dev = {
 		.platform_data	= &sh7724_sdhi0_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI0,
-	},
 };
 
 static struct resource sdhi1_cn8_resources[] = {
@@ -511,9 +487,6 @@ static struct platform_device sdhi1_cn8_device = {
 	.dev = {
 		.platform_data	= &sh7724_sdhi1_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_SDHI1,
-	},
 };
 
 /* IrDA */
@@ -576,9 +549,6 @@ static struct platform_device vou_device = {
 	.dev		= {
 		.platform_data	= &sh_vou_pdata,
 	},
-	.archdata	= {
-		.hwblk_id	= HWBLK_VOU,
-	},
 };
 
 static struct platform_device *ms7724se_devices[] __initdata = {

arch/sh/include/asm/device.h

@@ -14,15 +14,5 @@ int platform_resource_setup_memory(struct platform_device *pdev,
 
 void plat_early_device_setup(void);
 
-#define PDEV_ARCHDATA_FLAG_INIT 0
-#define PDEV_ARCHDATA_FLAG_IDLE 1
-#define PDEV_ARCHDATA_FLAG_SUSP 2
-
 struct pdev_archdata {
-	int hwblk_id;
-#ifdef CONFIG_PM_RUNTIME
-	unsigned long flags;
-	struct list_head entry;
-	struct mutex mutex;
-#endif
 };

arch/sh/include/asm/hwblk.h

-#ifndef __ASM_SH_HWBLK_H
-#define __ASM_SH_HWBLK_H
-
-#include <asm/clock.h>
-#include <asm/io.h>
-
-#define HWBLK_CNT_USAGE 0
-#define HWBLK_CNT_IDLE 1
-#define HWBLK_CNT_DEVICES 2
-#define HWBLK_CNT_NR 3
-
-#define HWBLK_AREA_FLAG_PARENT (1 << 0) /* valid parent */
-
-#define HWBLK_AREA(_flags, _parent)		\
-{						\
-	.flags = _flags,			\
-	.parent = _parent,			\
-}
-
-struct hwblk_area {
-	int cnt[HWBLK_CNT_NR];
-	unsigned char parent;
-	unsigned char flags;
-};
-
-#define HWBLK(_mstp, _bit, _area)		\
-{						\
-	.mstp = (void __iomem *)_mstp,		\
-	.bit = _bit,				\
-	.area = _area,				\
-}
-
-struct hwblk {
-	void __iomem *mstp;
-	unsigned char bit;
-	unsigned char area;
-	int cnt[HWBLK_CNT_NR];
-};
-
-struct hwblk_info {
-	struct hwblk_area *areas;
-	int nr_areas;
-	struct hwblk *hwblks;
-	int nr_hwblks;
-};
-
-/* Should be defined by processor-specific code */
-int arch_hwblk_init(void);
-int arch_hwblk_sleep_mode(void);
-
-int hwblk_register(struct hwblk_info *info);
-int hwblk_init(void);
-
-void hwblk_enable(struct hwblk_info *info, int hwblk);
-void hwblk_disable(struct hwblk_info *info, int hwblk);
-
-void hwblk_cnt_inc(struct hwblk_info *info, int hwblk, int cnt);
-void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int cnt);
-
-/* allow clocks to enable and disable hardware blocks */
-#define SH_HWBLK_CLK(_hwblk, _parent, _flags)	\
-[_hwblk] = {					\
-	.parent		= _parent,		\
-	.arch_flags	= _hwblk,		\
-	.flags		= _flags,		\
-}
-
-int sh_hwblk_clk_register(struct clk *clks, int nr);
-
-#endif /* __ASM_SH_HWBLK_H */

arch/sh/include/cpu-sh4/cpu/sh7722.h

@@ -222,14 +222,11 @@ enum {
 };
 
 enum {
-	HWBLK_UNKNOWN = 0,
-	HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_URAM, HWBLK_XYMEM,
-	HWBLK_INTC, HWBLK_DMAC, HWBLK_SHYWAY, HWBLK_HUDI,
-	HWBLK_UBC, HWBLK_TMU, HWBLK_CMT, HWBLK_RWDT, HWBLK_FLCTL,
-	HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_SIO,
-	HWBLK_SIOF0, HWBLK_SIOF1, HWBLK_IIC, HWBLK_RTC,
-	HWBLK_TPU, HWBLK_IRDA, HWBLK_SDHI, HWBLK_SIM, HWBLK_KEYSC,
-	HWBLK_TSIF, HWBLK_USBF, HWBLK_2DG, HWBLK_SIU, HWBLK_VOU,
+	HWBLK_URAM, HWBLK_XYMEM,
+	HWBLK_TMU, HWBLK_CMT, HWBLK_RWDT, HWBLK_FLCTL,
+	HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_IIC, HWBLK_RTC,
+	HWBLK_SDHI, HWBLK_KEYSC,
+	HWBLK_USBF, HWBLK_2DG, HWBLK_SIU, HWBLK_VOU,
 	HWBLK_JPU, HWBLK_BEU, HWBLK_CEU, HWBLK_VEU, HWBLK_VPU,
 	HWBLK_LCDC,
 	HWBLK_NR,

arch/sh/include/cpu-sh4/cpu/sh7723.h

@@ -266,10 +266,9 @@ enum {
 };
 
 enum {
-	HWBLK_UNKNOWN = 0,
 	HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_L2C, HWBLK_ILMEM, HWBLK_FPU,
 	HWBLK_INTC, HWBLK_DMAC0, HWBLK_SHYWAY,
-	HWBLK_HUDI, HWBLK_DBG, HWBLK_UBC, HWBLK_SUBC,
+	HWBLK_HUDI, HWBLK_UBC,
 	HWBLK_TMU0, HWBLK_CMT, HWBLK_RWDT, HWBLK_DMAC1, HWBLK_TMU1,
 	HWBLK_FLCTL,
 	HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2,

arch/sh/include/cpu-sh4/cpu/sh7724.h

@@ -268,10 +268,9 @@ enum {
 };
 
 enum {
-	HWBLK_UNKNOWN = 0,
 	HWBLK_TLB, HWBLK_IC, HWBLK_OC, HWBLK_RSMEM, HWBLK_ILMEM, HWBLK_L2C,
 	HWBLK_FPU, HWBLK_INTC, HWBLK_DMAC0, HWBLK_SHYWAY,
-	HWBLK_HUDI, HWBLK_DBG, HWBLK_UBC,
+	HWBLK_HUDI, HWBLK_UBC,
 	HWBLK_TMU0, HWBLK_CMT, HWBLK_RWDT, HWBLK_DMAC1, HWBLK_TMU1,
 	HWBLK_SCIF0, HWBLK_SCIF1, HWBLK_SCIF2, HWBLK_SCIF3,
 	HWBLK_SCIF4, HWBLK_SCIF5, HWBLK_MSIOF0, HWBLK_MSIOF1,
@@ -314,5 +313,6 @@ enum {
 
 extern struct clk sh7724_fsimcka_clk;
 extern struct clk sh7724_fsimckb_clk;
+extern struct clk sh7724_dv_clki;
 
 #endif /* __ASM_SH7724_H__ */

arch/sh/kernel/cpu/Makefile

@@ -18,4 +18,4 @@ obj-$(CONFIG_ARCH_SHMOBILE)	+= shmobile/
 obj-$(CONFIG_SH_ADC)		+= adc.o
 obj-$(CONFIG_SH_CLK_CPG_LEGACY)	+= clock-cpg.o
 
-obj-y	+= irq/ init.o clock.o fpu.o hwblk.o proc.o
+obj-y	+= irq/ init.o clock.o fpu.o proc.o

arch/sh/kernel/cpu/hwblk.c

-#include <linux/clk.h>
-#include <linux/compiler.h>
-#include <linux/io.h>
-#include <linux/spinlock.h>
-#include <asm/suspend.h>
-#include <asm/hwblk.h>
-#include <asm/clock.h>
-
-static DEFINE_SPINLOCK(hwblk_lock);
-
-static void hwblk_area_mod_cnt(struct hwblk_info *info,
-			       int area, int counter, int value, int goal)
-{
-	struct hwblk_area *hap = info->areas + area;
-
-	hap->cnt[counter] += value;
-
-	if (hap->cnt[counter] != goal)
-		return;
-
-	if (hap->flags & HWBLK_AREA_FLAG_PARENT)
-		hwblk_area_mod_cnt(info, hap->parent, counter, value, goal);
-}
-
-
-static int __hwblk_mod_cnt(struct hwblk_info *info, int hwblk,
-			  int counter, int value, int goal)
-{
-	struct hwblk *hp = info->hwblks + hwblk;
-
-	hp->cnt[counter] += value;
-	if (hp->cnt[counter] == goal)
-		hwblk_area_mod_cnt(info, hp->area, counter, value, goal);
-
-	return hp->cnt[counter];
-}
-
-static void hwblk_mod_cnt(struct hwblk_info *info, int hwblk,
-			  int counter, int value, int goal)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&hwblk_lock, flags);
-	__hwblk_mod_cnt(info, hwblk, counter, value, goal);
-	spin_unlock_irqrestore(&hwblk_lock, flags);
-}
-
-void hwblk_cnt_inc(struct hwblk_info *info, int hwblk, int counter)
-{
-	hwblk_mod_cnt(info, hwblk, counter, 1, 1);
-}
-
-void hwblk_cnt_dec(struct hwblk_info *info, int hwblk, int counter)
-{
-	hwblk_mod_cnt(info, hwblk, counter, -1, 0);
-}
-
-void hwblk_enable(struct hwblk_info *info, int hwblk)
-{
-	struct hwblk *hp = info->hwblks + hwblk;
-	unsigned long tmp;
-	unsigned long flags;
-	int ret;
-
-	spin_lock_irqsave(&hwblk_lock, flags);
-
-	ret = __hwblk_mod_cnt(info, hwblk, HWBLK_CNT_USAGE, 1, 1);
-	if (ret == 1) {
-		tmp = __raw_readl(hp->mstp);
-		tmp &= ~(1 << hp->bit);
-		__raw_writel(tmp, hp->mstp);
-	}
-
-	spin_unlock_irqrestore(&hwblk_lock, flags);
-}
-
-void hwblk_disable(struct hwblk_info *info, int hwblk)
-{
-	struct hwblk *hp = info->hwblks + hwblk;
-	unsigned long tmp;
-	unsigned long flags;
-	int ret;
-
-	spin_lock_irqsave(&hwblk_lock, flags);
-
-	ret = __hwblk_mod_cnt(info, hwblk, HWBLK_CNT_USAGE, -1, 0);
-	if (ret == 0) {
-		tmp = __raw_readl(hp->mstp);
-		tmp |= 1 << hp->bit;
-		__raw_writel(tmp, hp->mstp);
-	}
-
-	spin_unlock_irqrestore(&hwblk_lock, flags);
-}
-
-struct hwblk_info *hwblk_info;
-
-int __init hwblk_register(struct hwblk_info *info)
-{
-	hwblk_info = info;
-	return 0;
-}
-
-int __init __weak arch_hwblk_init(void)
-{
-	return 0;
-}
-
-int __weak arch_hwblk_sleep_mode(void)
-{
-	return SUSP_SH_SLEEP;
-}
-
-int __init hwblk_init(void)
-{
-	return arch_hwblk_init();
-}
-
-/* allow clocks to enable and disable hardware blocks */
-static int sh_hwblk_clk_enable(struct clk *clk)
-{
-	if (!hwblk_info)
-		return -ENOENT;
-
-	hwblk_enable(hwblk_info, clk->arch_flags);
-	return 0;
-}
-
-static void sh_hwblk_clk_disable(struct clk *clk)
-{
-	if (hwblk_info)
-		hwblk_disable(hwblk_info, clk->arch_flags);
-}
-
-static struct clk_ops sh_hwblk_clk_ops = {
-	.enable		= sh_hwblk_clk_enable,
-	.disable	= sh_hwblk_clk_disable,
-	.recalc		= followparent_recalc,
-};
-
-int __init sh_hwblk_clk_register(struct clk *clks, int nr)
-{
-	struct clk *clkp;
-	int ret = 0;
-	int k;
-
-	for (k = 0; !ret && (k < nr); k++) {
-		clkp = clks + k;
-
-		/* skip over clocks using hwblk 0 (HWBLK_UNKNOWN) */
-		if (!clkp->arch_flags)
-			continue;
-
-		clkp->ops = &sh_hwblk_clk_ops;
-		ret |= clk_register(clkp);
-	}
-
-	return ret;
-}

arch/sh/kernel/cpu/sh4/sq.c

@@ -337,7 +337,7 @@ static struct kobj_type ktype_percpu_entry = {
 	.default_attrs	= sq_sysfs_attrs,
 };
 
-static int __devinit sq_dev_add(struct device *dev)
+static int sq_dev_add(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned int cpu = dev->id;
 	struct kobject *kobj;
@@ -355,7 +355,7 @@ static int __devinit sq_dev_add(struct device *dev)
 	return error;
 }
 
-static int __devexit sq_dev_remove(struct device *dev)
+static int sq_dev_remove(struct device *dev, struct subsys_interface *sif)
 {
 	unsigned int cpu = dev->id;
 	struct kobject *kobj = sq_kobject[cpu];
@@ -365,10 +365,10 @@ static int __devexit sq_dev_remove(struct device *dev)
 }
 
 static struct subsys_interface sq_interface = {
-	.name		= "sq"
+	.name		= "sq",
 	.subsys		= &cpu_subsys,
 	.add_dev	= sq_dev_add,
-	.remove_dev	= __devexit_p(sq_dev_remove),
+	.remove_dev	= sq_dev_remove,
 };
 
 static int __init sq_api_init(void)

arch/sh/kernel/cpu/sh4a/Makefile

@@ -27,9 +27,9 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7780)	:= clock-sh7780.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7785)	:= clock-sh7785.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7786)	:= clock-sh7786.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7343)	:= clock-sh7343.o
-clock-$(CONFIG_CPU_SUBTYPE_SH7722)	:= clock-sh7722.o hwblk-sh7722.o
-clock-$(CONFIG_CPU_SUBTYPE_SH7723)	:= clock-sh7723.o hwblk-sh7723.o
-clock-$(CONFIG_CPU_SUBTYPE_SH7724)	:= clock-sh7724.o hwblk-sh7724.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7722)	:= clock-sh7722.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7723)	:= clock-sh7723.o
+clock-$(CONFIG_CPU_SUBTYPE_SH7724)	:= clock-sh7724.o
 clock-$(CONFIG_CPU_SUBTYPE_SH7366)	:= clock-sh7366.o
 clock-$(CONFIG_CPU_SUBTYPE_SHX3)	:= clock-shx3.o
 

arch/sh/kernel/cpu/sh4a/clock-sh7722.c

@@ -22,8 +22,8 @@
 #include <linux/kernel.h>
 #include <linux/io.h>
 #include <linux/clkdev.h>
+#include <linux/sh_clk.h>
 #include <asm/clock.h>
-#include <asm/hwblk.h>
 #include <cpu/sh7722.h>
 
 /* SH7722 registers */
@@ -33,6 +33,9 @@
 #define SCLKBCR		0xa415000c
 #define IRDACLKCR	0xa4150018
 #define PLLCR		0xa4150024
+#define MSTPCR0		0xa4150030
+#define MSTPCR1		0xa4150034
+#define MSTPCR2		0xa4150038
 #define DLLFRQ		0xa4150050
 
 /* Fixed 32 KHz root clock for RTC and Power Management purposes */
@@ -148,31 +151,31 @@ struct clk div6_clks[DIV6_NR] = {
 };
 
 static struct clk mstp_clks[HWBLK_NR] = {
-	SH_HWBLK_CLK(HWBLK_URAM, &div4_clks[DIV4_U], CLK_ENABLE_ON_INIT),
-	SH_HWBLK_CLK(HWBLK_XYMEM, &div4_clks[DIV4_B], CLK_ENABLE_ON_INIT),
-	SH_HWBLK_CLK(HWBLK_TMU, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_CMT, &r_clk, 0),
-	SH_HWBLK_CLK(HWBLK_RWDT, &r_clk, 0),
-	SH_HWBLK_CLK(HWBLK_FLCTL, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_SCIF0, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_SCIF1, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_SCIF2, &div4_clks[DIV4_P], 0),
-
-	SH_HWBLK_CLK(HWBLK_IIC, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_RTC, &r_clk, 0),
-
-	SH_HWBLK_CLK(HWBLK_SDHI, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_KEYSC, &r_clk, 0),
-	SH_HWBLK_CLK(HWBLK_USBF, &div4_clks[DIV4_P], 0),
-	SH_HWBLK_CLK(HWBLK_2DG, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_SIU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_VOU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_JPU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_BEU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_CEU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_VEU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_VPU, &div4_clks[DIV4_B], 0),
-	SH_HWBLK_CLK(HWBLK_LCDC, &div4_clks[DIV4_P], 0),
+	[HWBLK_URAM]  = SH_CLK_MSTP32(&div4_clks[DIV4_U], MSTPCR0, 28, CLK_ENABLE_ON_INIT),
+	[HWBLK_XYMEM] = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR0, 26, CLK_ENABLE_ON_INIT),
+	[HWBLK_TMU]   = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 15, 0),
+	[HWBLK_CMT]   = SH_CLK_MSTP32(&r_clk,		  MSTPCR0, 14, 0),
+	[HWBLK_RWDT]  = SH_CLK_MSTP32(&r_clk,		  MSTPCR0, 13, 0),
+	[HWBLK_FLCTL] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 10, 0),
+	[HWBLK_SCIF0] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 7, 0),
+	[HWBLK_SCIF1] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 6, 0),
+	[HWBLK_SCIF2] = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR0, 5, 0),
+
+	[HWBLK_IIC]   = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR1, 9, 0),
+	[HWBLK_RTC]   = SH_CLK_MSTP32(&r_clk,		  MSTPCR1, 8, 0),
+
+	[HWBLK_SDHI]  = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 18, 0),
+	[HWBLK_KEYSC] = SH_CLK_MSTP32(&r_clk,		  MSTPCR2, 14, 0),
+	[HWBLK_USBF]  = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 11, 0),
+	[HWBLK_2DG]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 9, 0),
+	[HWBLK_SIU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 8, 0),
+	[HWBLK_JPU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 6, 0),
+	[HWBLK_VOU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 5, 0),
+	[HWBLK_BEU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 4, 0),
+	[HWBLK_CEU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 3, 0),
+	[HWBLK_VEU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 2, 0),
+	[HWBLK_VPU]   = SH_CLK_MSTP32(&div4_clks[DIV4_B], MSTPCR2, 1, 0),
+	[HWBLK_LCDC]  = SH_CLK_MSTP32(&div4_clks[DIV4_P], MSTPCR2, 0, 0),
 };
 
 static struct clk_lookup lookups[] = {
@@ -205,27 +208,27 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU]),
 
 	CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]),
-	CLKDEV_CON_ID("rwdt0", &mstp_clks[HWBLK_RWDT]),
+	CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]),
 	CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]),
 
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
-	CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
+	CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[HWBLK_SCIF0]),
+	CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[HWBLK_SCIF1]),
+	CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[HWBLK_SCIF2]),
 
 	CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[HWBLK_IIC]),
 	CLKDEV_CON_ID("rtc0", &mstp_clks[HWBLK_RTC]),
-	CLKDEV_CON_ID("sdhi0", &mstp_clks[HWBLK_SDHI]),
-	CLKDEV_CON_ID("keysc0", &mstp_clks[HWBLK_KEYSC]),
+	CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI]),
+	CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[HWBLK_KEYSC]),
 	CLKDEV_CON_ID("usbf0", &mstp_clks[HWBLK_USBF]),
 	CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]),
-	CLKDEV_CON_ID("siu0", &mstp_clks[HWBLK_SIU]),
-	CLKDEV_CON_ID("vou0", &mstp_clks[HWBLK_VOU]),
+	CLKDEV_DEV_ID("siu-pcm-audio", &mstp_clks[HWBLK_SIU]),
+	CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]),
 	CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]),
 	CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]),
-	CLKDEV_CON_ID("ceu0", &mstp_clks[HWBLK_CEU]),
+	CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]),
 	CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU]),
 	CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]),
-	CLKDEV_CON_ID("lcdc0", &mstp_clks[HWBLK_LCDC]),
+	CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]),
 };
 
 int __init arch_clk_init(void)
@@ -258,7 +261,7 @@ int __init arch_clk_init(void)
 		ret = sh_clk_div6_register(div6_clks, DIV6_NR);
 
 	if (!ret)
-		ret = sh_hwblk_clk_register(mstp_clks, HWBLK_NR);
+		ret = sh_clk_mstp32_register(mstp_clks, HWBLK_NR);
 
 	return ret;
 }

arch/sh/kernel/cpu/sh4a/clock-sh7757.c

@@ -129,7 +129,7 @@ static struct clk_lookup lookups[] = {
 	CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP110]),
 
 	CLKDEV_CON_ID("usb_fck", &mstp_clks[MSTP103]),
-	CLKDEV_CON_ID("usb0", &mstp_clks[MSTP102]),
+	CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP102]),
 	CLKDEV_CON_ID("mmc0", &mstp_clks[MSTP220]),
 };
 

arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c

-/*
- * arch/sh/kernel/cpu/sh4a/hwblk-sh7722.c
- *
- * SH7722 hardware block support
- *
- * Copyright (C) 2009 Magnus Damm
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <asm/suspend.h>
-#include <asm/hwblk.h>
-#include <cpu/sh7722.h>
-
-/* SH7722 registers */
-#define MSTPCR0		0xa4150030
-#define MSTPCR1		0xa4150034
-#define MSTPCR2		0xa4150038
-
-/* SH7722 Power Domains */
-enum { CORE_AREA, SUB_AREA, CORE_AREA_BM };
-static struct hwblk_area sh7722_hwblk_area[] = {
-	[CORE_AREA] = HWBLK_AREA(0, 0),
-	[CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA),
-	[SUB_AREA] = HWBLK_AREA(0, 0),
-};
-
-/* Table mapping HWBLK to Module Stop Bit and Power Domain */
-static struct hwblk sh7722_hwblk[HWBLK_NR] = {
-	[HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA),
-	[HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA),
-	[HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA),
-	[HWBLK_URAM] = HWBLK(MSTPCR0, 28, CORE_AREA),
-	[HWBLK_XYMEM] = HWBLK(MSTPCR0, 26, CORE_AREA),
-	[HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA),
-	[HWBLK_DMAC] = HWBLK(MSTPCR0, 21, CORE_AREA_BM),
-	[HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA),
-	[HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA),
-	[HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA),
-	[HWBLK_TMU] = HWBLK(MSTPCR0, 15, CORE_AREA),
-	[HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA),
-	[HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA),
-	[HWBLK_FLCTL] = HWBLK(MSTPCR0, 10, CORE_AREA),
-	[HWBLK_SCIF0] = HWBLK(MSTPCR0, 7, CORE_AREA),
-	[HWBLK_SCIF1] = HWBLK(MSTPCR0, 6, CORE_AREA),
-	[HWBLK_SCIF2] = HWBLK(MSTPCR0, 5, CORE_AREA),
-	[HWBLK_SIO] = HWBLK(MSTPCR0, 3, CORE_AREA),
-	[HWBLK_SIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA),
-	[HWBLK_SIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA),
-
-	[HWBLK_IIC] = HWBLK(MSTPCR1, 9, CORE_AREA),
-	[HWBLK_RTC] = HWBLK(MSTPCR1, 8, SUB_AREA),
-
-	[HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA),
-	[HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA),
-	[HWBLK_SDHI] = HWBLK(MSTPCR2, 18, CORE_AREA),
-	[HWBLK_SIM] = HWBLK(MSTPCR2, 16, CORE_AREA),
-	[HWBLK_KEYSC] = HWBLK(MSTPCR2, 14, SUB_AREA),
-	[HWBLK_TSIF] = HWBLK(MSTPCR2, 13, SUB_AREA),
-	[HWBLK_USBF] = HWBLK(MSTPCR2, 11, CORE_AREA),
-	[HWBLK_2DG] = HWBLK(MSTPCR2, 9, CORE_AREA_BM),
-	[HWBLK_SIU] = HWBLK(MSTPCR2, 8, CORE_AREA),
-	[HWBLK_JPU] = HWBLK(MSTPCR2, 6, CORE_AREA_BM),
-	[HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM),
-	[HWBLK_BEU] = HWBLK(MSTPCR2, 4, CORE_AREA_BM),
-	[HWBLK_CEU] = HWBLK(MSTPCR2, 3, CORE_AREA_BM),
-	[HWBLK_VEU] = HWBLK(MSTPCR2, 2, CORE_AREA_BM),
-	[HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM),
-	[HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM),
-};
-
-static struct hwblk_info sh7722_hwblk_info = {
-	.areas = sh7722_hwblk_area,
-	.nr_areas = ARRAY_SIZE(sh7722_hwblk_area),
-	.hwblks = sh7722_hwblk,
-	.nr_hwblks = ARRAY_SIZE(sh7722_hwblk),
-};
-
-int arch_hwblk_sleep_mode(void)
-{
-	if (!sh7722_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_STANDBY | SUSP_SH_SF;
-
-	if (!sh7722_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_SLEEP | SUSP_SH_SF;
-
-	return SUSP_SH_SLEEP;
-}
-
-int __init arch_hwblk_init(void)
-{
-	return hwblk_register(&sh7722_hwblk_info);
-}

arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c

-/*
- * arch/sh/kernel/cpu/sh4a/hwblk-sh7723.c
- *
- * SH7723 hardware block support
- *
- * Copyright (C) 2009 Magnus Damm
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <asm/suspend.h>
-#include <asm/hwblk.h>
-#include <cpu/sh7723.h>
-
-/* SH7723 registers */
-#define MSTPCR0		0xa4150030
-#define MSTPCR1		0xa4150034
-#define MSTPCR2		0xa4150038
-
-/* SH7723 Power Domains */
-enum { CORE_AREA, SUB_AREA, CORE_AREA_BM };
-static struct hwblk_area sh7723_hwblk_area[] = {
-	[CORE_AREA] = HWBLK_AREA(0, 0),
-	[CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA),
-	[SUB_AREA] = HWBLK_AREA(0, 0),
-};
-
-/* Table mapping HWBLK to Module Stop Bit and Power Domain */
-static struct hwblk sh7723_hwblk[HWBLK_NR] = {
-	[HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA),
-	[HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA),
-	[HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA),
-	[HWBLK_L2C] = HWBLK(MSTPCR0, 28, CORE_AREA),
-	[HWBLK_ILMEM] = HWBLK(MSTPCR0, 27, CORE_AREA),
-	[HWBLK_FPU] = HWBLK(MSTPCR0, 24, CORE_AREA),
-	[HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA),
-	[HWBLK_DMAC0] = HWBLK(MSTPCR0, 21, CORE_AREA_BM),
-	[HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA),
-	[HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA),
-	[HWBLK_DBG] = HWBLK(MSTPCR0, 18, CORE_AREA),
-	[HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA),
-	[HWBLK_SUBC] = HWBLK(MSTPCR0, 16, CORE_AREA),
-	[HWBLK_TMU0] = HWBLK(MSTPCR0, 15, CORE_AREA),
-	[HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA),
-	[HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA),
-	[HWBLK_DMAC1] = HWBLK(MSTPCR0, 12, CORE_AREA_BM),
-	[HWBLK_TMU1] = HWBLK(MSTPCR0, 11, CORE_AREA),
-	[HWBLK_FLCTL] = HWBLK(MSTPCR0, 10, CORE_AREA),
-	[HWBLK_SCIF0] = HWBLK(MSTPCR0, 9, CORE_AREA),
-	[HWBLK_SCIF1] = HWBLK(MSTPCR0, 8, CORE_AREA),
-	[HWBLK_SCIF2] = HWBLK(MSTPCR0, 7, CORE_AREA),
-	[HWBLK_SCIF3] = HWBLK(MSTPCR0, 6, CORE_AREA),
-	[HWBLK_SCIF4] = HWBLK(MSTPCR0, 5, CORE_AREA),
-	[HWBLK_SCIF5] = HWBLK(MSTPCR0, 4, CORE_AREA),
-	[HWBLK_MSIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA),
-	[HWBLK_MSIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA),
-	[HWBLK_MERAM] = HWBLK(MSTPCR0, 0, CORE_AREA),
-
-	[HWBLK_IIC] = HWBLK(MSTPCR1, 9, CORE_AREA),
-	[HWBLK_RTC] = HWBLK(MSTPCR1, 8, SUB_AREA),
-
-	[HWBLK_ATAPI] = HWBLK(MSTPCR2, 28, CORE_AREA_BM),
-	[HWBLK_ADC] = HWBLK(MSTPCR2, 27, CORE_AREA),
-	[HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA),
-	[HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA),
-	[HWBLK_TSIF] = HWBLK(MSTPCR2, 22, CORE_AREA),
-	[HWBLK_ICB] = HWBLK(MSTPCR2, 21, CORE_AREA_BM),
-	[HWBLK_SDHI0] = HWBLK(MSTPCR2, 18, CORE_AREA),
-	[HWBLK_SDHI1] = HWBLK(MSTPCR2, 17, CORE_AREA),
-	[HWBLK_KEYSC] = HWBLK(MSTPCR2, 14, SUB_AREA),
-	[HWBLK_USB] = HWBLK(MSTPCR2, 11, CORE_AREA),
-	[HWBLK_2DG] = HWBLK(MSTPCR2, 10, CORE_AREA_BM),
-	[HWBLK_SIU] = HWBLK(MSTPCR2, 8, CORE_AREA),
-	[HWBLK_VEU2H1] = HWBLK(MSTPCR2, 6, CORE_AREA_BM),
-	[HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM),
-	[HWBLK_BEU] = HWBLK(MSTPCR2, 4, CORE_AREA_BM),
-	[HWBLK_CEU] = HWBLK(MSTPCR2, 3, CORE_AREA_BM),
-	[HWBLK_VEU2H0] = HWBLK(MSTPCR2, 2, CORE_AREA_BM),
-	[HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM),
-	[HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM),
-};
-
-static struct hwblk_info sh7723_hwblk_info = {
-	.areas = sh7723_hwblk_area,
-	.nr_areas = ARRAY_SIZE(sh7723_hwblk_area),
-	.hwblks = sh7723_hwblk,
-	.nr_hwblks = ARRAY_SIZE(sh7723_hwblk),
-};
-
-int arch_hwblk_sleep_mode(void)
-{
-	if (!sh7723_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_STANDBY | SUSP_SH_SF;
-
-	if (!sh7723_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_SLEEP | SUSP_SH_SF;
-
-	return SUSP_SH_SLEEP;
-}
-
-int __init arch_hwblk_init(void)
-{
-	return hwblk_register(&sh7723_hwblk_info);
-}

arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c

-/*
- * arch/sh/kernel/cpu/sh4a/hwblk-sh7724.c
- *
- * SH7724 hardware block support
- *
- * Copyright (C) 2009 Magnus Damm
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <asm/suspend.h>
-#include <asm/hwblk.h>
-#include <cpu/sh7724.h>
-
-/* SH7724 registers */
-#define MSTPCR0		0xa4150030
-#define MSTPCR1		0xa4150034
-#define MSTPCR2		0xa4150038
-
-/* SH7724 Power Domains */
-enum { CORE_AREA, SUB_AREA, CORE_AREA_BM };
-static struct hwblk_area sh7724_hwblk_area[] = {
-	[CORE_AREA] = HWBLK_AREA(0, 0),
-	[CORE_AREA_BM] = HWBLK_AREA(HWBLK_AREA_FLAG_PARENT, CORE_AREA),
-	[SUB_AREA] = HWBLK_AREA(0, 0),
-};
-
-/* Table mapping HWBLK to Module Stop Bit and Power Domain */
-static struct hwblk sh7724_hwblk[HWBLK_NR] = {
-	[HWBLK_TLB] = HWBLK(MSTPCR0, 31, CORE_AREA),
-	[HWBLK_IC] = HWBLK(MSTPCR0, 30, CORE_AREA),
-	[HWBLK_OC] = HWBLK(MSTPCR0, 29, CORE_AREA),
-	[HWBLK_RSMEM] = HWBLK(MSTPCR0, 28, CORE_AREA),
-	[HWBLK_ILMEM] = HWBLK(MSTPCR0, 27, CORE_AREA),
-	[HWBLK_L2C] = HWBLK(MSTPCR0, 26, CORE_AREA),
-	[HWBLK_FPU] = HWBLK(MSTPCR0, 24, CORE_AREA),
-	[HWBLK_INTC] = HWBLK(MSTPCR0, 22, CORE_AREA),
-	[HWBLK_DMAC0] = HWBLK(MSTPCR0, 21, CORE_AREA_BM),
-	[HWBLK_SHYWAY] = HWBLK(MSTPCR0, 20, CORE_AREA),
-	[HWBLK_HUDI] = HWBLK(MSTPCR0, 19, CORE_AREA),
-	[HWBLK_DBG] = HWBLK(MSTPCR0, 18, CORE_AREA),
-	[HWBLK_UBC] = HWBLK(MSTPCR0, 17, CORE_AREA),
-	[HWBLK_TMU0] = HWBLK(MSTPCR0, 15, CORE_AREA),
-	[HWBLK_CMT] = HWBLK(MSTPCR0, 14, SUB_AREA),
-	[HWBLK_RWDT] = HWBLK(MSTPCR0, 13, SUB_AREA),
-	[HWBLK_DMAC1] = HWBLK(MSTPCR0, 12, CORE_AREA_BM),
-	[HWBLK_TMU1] = HWBLK(MSTPCR0, 10, CORE_AREA),
-	[HWBLK_SCIF0] = HWBLK(MSTPCR0, 9, CORE_AREA),
-	[HWBLK_SCIF1] = HWBLK(MSTPCR0, 8, CORE_AREA),
-	[HWBLK_SCIF2] = HWBLK(MSTPCR0, 7, CORE_AREA),
-	[HWBLK_SCIF3] = HWBLK(MSTPCR0, 6, CORE_AREA),
-	[HWBLK_SCIF4] = HWBLK(MSTPCR0, 5, CORE_AREA),
-	[HWBLK_SCIF5] = HWBLK(MSTPCR0, 4, CORE_AREA),
-	[HWBLK_MSIOF0] = HWBLK(MSTPCR0, 2, CORE_AREA),
-	[HWBLK_MSIOF1] = HWBLK(MSTPCR0, 1, CORE_AREA),
-
-	[HWBLK_KEYSC] = HWBLK(MSTPCR1, 12, SUB_AREA),
-	[HWBLK_RTC] = HWBLK(MSTPCR1, 11, SUB_AREA),
-	[HWBLK_IIC0] = HWBLK(MSTPCR1, 9, CORE_AREA),
-	[HWBLK_IIC1] = HWBLK(MSTPCR1, 8, CORE_AREA),
-
-	[HWBLK_MMC] = HWBLK(MSTPCR2, 29, CORE_AREA),
-	[HWBLK_ETHER] = HWBLK(MSTPCR2, 28, CORE_AREA_BM),
-	[HWBLK_ATAPI] = HWBLK(MSTPCR2, 26, CORE_AREA_BM),
-	[HWBLK_TPU] = HWBLK(MSTPCR2, 25, CORE_AREA),
-	[HWBLK_IRDA] = HWBLK(MSTPCR2, 24, CORE_AREA),
-	[HWBLK_TSIF] = HWBLK(MSTPCR2, 22, CORE_AREA),
-	[HWBLK_USB1] = HWBLK(MSTPCR2, 21, CORE_AREA),
-	[HWBLK_USB0] = HWBLK(MSTPCR2, 20, CORE_AREA),
-	[HWBLK_2DG] = HWBLK(MSTPCR2, 19, CORE_AREA_BM),
-	[HWBLK_SDHI0] = HWBLK(MSTPCR2, 18, CORE_AREA),
-	[HWBLK_SDHI1] = HWBLK(MSTPCR2, 17, CORE_AREA),
-	[HWBLK_VEU1] = HWBLK(MSTPCR2, 15, CORE_AREA_BM),
-	[HWBLK_CEU1] = HWBLK(MSTPCR2, 13, CORE_AREA_BM),
-	[HWBLK_BEU1] = HWBLK(MSTPCR2, 12, CORE_AREA_BM),
-	[HWBLK_2DDMAC] = HWBLK(MSTPCR2, 10, CORE_AREA_BM),
-	[HWBLK_SPU] = HWBLK(MSTPCR2, 9, CORE_AREA_BM),
-	[HWBLK_JPU] = HWBLK(MSTPCR2, 6, CORE_AREA_BM),
-	[HWBLK_VOU] = HWBLK(MSTPCR2, 5, CORE_AREA_BM),
-	[HWBLK_BEU0] = HWBLK(MSTPCR2, 4, CORE_AREA_BM),
-	[HWBLK_CEU0] = HWBLK(MSTPCR2, 3, CORE_AREA_BM),
-	[HWBLK_VEU0] = HWBLK(MSTPCR2, 2, CORE_AREA_BM),
-	[HWBLK_VPU] = HWBLK(MSTPCR2, 1, CORE_AREA_BM),
-	[HWBLK_LCDC] = HWBLK(MSTPCR2, 0, CORE_AREA_BM),
-};
-
-static struct hwblk_info sh7724_hwblk_info = {
-	.areas = sh7724_hwblk_area,
-	.nr_areas = ARRAY_SIZE(sh7724_hwblk_area),
-	.hwblks = sh7724_hwblk,
-	.nr_hwblks = ARRAY_SIZE(sh7724_hwblk),
-};
-
-int arch_hwblk_sleep_mode(void)
-{
-	if (!sh7724_hwblk_area[CORE_AREA].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_STANDBY | SUSP_SH_SF;
-
-	if (!sh7724_hwblk_area[CORE_AREA_BM].cnt[HWBLK_CNT_USAGE])
-		return SUSP_SH_SLEEP | SUSP_SH_SF;
-
-	return SUSP_SH_SLEEP;
-}
-
-int __init arch_hwblk_init(void)
-{
-	return hwblk_register(&sh7724_hwblk_info);
-}

arch/sh/kernel/cpu/sh4a/setup-sh7722.c

@@ -146,7 +146,7 @@ static struct resource sh7722_dmae_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error IRQ */
+		.name	= "error_irq",
 		.start	= 78,
 		.end	= 78,
 		.flags	= IORESOURCE_IRQ,
@@ -173,9 +173,6 @@ struct platform_device dma_device = {
 	.dev		= {
 		.platform_data	= &dma_platform_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_DMAC,
-	},
 };
 
 /* Serial */
@@ -264,9 +261,6 @@ static struct platform_device rtc_device = {
 	.id		= -1,
 	.num_resources	= ARRAY_SIZE(rtc_resources),
 	.resource	= rtc_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_RTC,
-	},
 };
 
 static struct m66592_platdata usbf_platdata = {
@@ -297,9 +291,6 @@ static struct platform_device usbf_device = {
 	},
 	.num_resources	= ARRAY_SIZE(usbf_resources),
 	.resource	= usbf_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_USBF,
-	},
 };
 
 static struct resource iic_resources[] = {
@@ -321,9 +312,6 @@ static struct platform_device iic_device = {
 	.id             = 0, /* "i2c0" clock */
 	.num_resources  = ARRAY_SIZE(iic_resources),
 	.resource       = iic_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_IIC,
-	},
 };
 
 static struct uio_info vpu_platform_data = {
@@ -352,9 +340,6 @@ static struct platform_device vpu_device = {
 	},
 	.resource	= vpu_resources,
 	.num_resources	= ARRAY_SIZE(vpu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VPU,
-	},
 };
 
 static struct uio_info veu_platform_data = {
@@ -383,9 +368,6 @@ static struct platform_device veu_device = {
 	},
 	.resource	= veu_resources,
 	.num_resources	= ARRAY_SIZE(veu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VEU,
-	},
 };
 
 static struct uio_info jpu_platform_data = {
@@ -414,9 +396,6 @@ static struct platform_device jpu_device = {
 	},
 	.resource	= jpu_resources,
 	.num_resources	= ARRAY_SIZE(jpu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_JPU,
-	},
 };
 
 static struct sh_timer_config cmt_platform_data = {
@@ -446,9 +425,6 @@ static struct platform_device cmt_device = {
 	},
 	.resource	= cmt_resources,
 	.num_resources	= ARRAY_SIZE(cmt_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_CMT,
-	},
 };
 
 static struct sh_timer_config tmu0_platform_data = {
@@ -477,9 +453,6 @@ static struct platform_device tmu0_device = {
 	},
 	.resource	= tmu0_resources,
 	.num_resources	= ARRAY_SIZE(tmu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU,
-	},
 };
 
 static struct sh_timer_config tmu1_platform_data = {
@@ -508,9 +481,6 @@ static struct platform_device tmu1_device = {
 	},
 	.resource	= tmu1_resources,
 	.num_resources	= ARRAY_SIZE(tmu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU,
-	},
 };
 
 static struct sh_timer_config tmu2_platform_data = {
@@ -538,9 +508,6 @@ static struct platform_device tmu2_device = {
 	},
 	.resource	= tmu2_resources,
 	.num_resources	= ARRAY_SIZE(tmu2_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU,
-	},
 };
 
 static struct siu_platform siu_platform_data = {
@@ -571,9 +538,6 @@ static struct platform_device siu_device = {
 	},
 	.resource	= siu_resources,
 	.num_resources	= ARRAY_SIZE(siu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_SIU,
-	},
 };
 
 static struct platform_device *sh7722_devices[] __initdata = {

arch/sh/kernel/cpu/sh4a/setup-sh7723.c

@@ -158,9 +158,6 @@ static struct platform_device vpu_device = {
 	},
 	.resource	= vpu_resources,
 	.num_resources	= ARRAY_SIZE(vpu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VPU,
-	},
 };
 
 static struct uio_info veu0_platform_data = {
@@ -189,9 +186,6 @@ static struct platform_device veu0_device = {
 	},
 	.resource	= veu0_resources,
 	.num_resources	= ARRAY_SIZE(veu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VEU2H0,
-	},
 };
 
 static struct uio_info veu1_platform_data = {
@@ -220,9 +214,6 @@ static struct platform_device veu1_device = {
 	},
 	.resource	= veu1_resources,
 	.num_resources	= ARRAY_SIZE(veu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VEU2H1,
-	},
 };
 
 static struct sh_timer_config cmt_platform_data = {
@@ -252,9 +243,6 @@ static struct platform_device cmt_device = {
 	},
 	.resource	= cmt_resources,
 	.num_resources	= ARRAY_SIZE(cmt_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_CMT,
-	},
 };
 
 static struct sh_timer_config tmu0_platform_data = {
@@ -283,9 +271,6 @@ static struct platform_device tmu0_device = {
 	},
 	.resource	= tmu0_resources,
 	.num_resources	= ARRAY_SIZE(tmu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 static struct sh_timer_config tmu1_platform_data = {
@@ -314,9 +299,6 @@ static struct platform_device tmu1_device = {
 	},
 	.resource	= tmu1_resources,
 	.num_resources	= ARRAY_SIZE(tmu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 static struct sh_timer_config tmu2_platform_data = {
@@ -344,9 +326,6 @@ static struct platform_device tmu2_device = {
 	},
 	.resource	= tmu2_resources,
 	.num_resources	= ARRAY_SIZE(tmu2_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 static struct sh_timer_config tmu3_platform_data = {
@@ -374,9 +353,6 @@ static struct platform_device tmu3_device = {
 	},
 	.resource	= tmu3_resources,
 	.num_resources	= ARRAY_SIZE(tmu3_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 static struct sh_timer_config tmu4_platform_data = {
@@ -404,9 +380,6 @@ static struct platform_device tmu4_device = {
 	},
 	.resource	= tmu4_resources,
 	.num_resources	= ARRAY_SIZE(tmu4_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 static struct sh_timer_config tmu5_platform_data = {
@@ -434,9 +407,6 @@ static struct platform_device tmu5_device = {
 	},
 	.resource	= tmu5_resources,
 	.num_resources	= ARRAY_SIZE(tmu5_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 static struct resource rtc_resources[] = {
@@ -467,9 +437,6 @@ static struct platform_device rtc_device = {
 	.id		= -1,
 	.num_resources	= ARRAY_SIZE(rtc_resources),
 	.resource	= rtc_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_RTC,
-	},
 };
 
 static struct r8a66597_platdata r8a66597_data = {
@@ -499,9 +466,6 @@ static struct platform_device sh7723_usb_host_device = {
 	},
 	.num_resources	= ARRAY_SIZE(sh7723_usb_host_resources),
 	.resource	= sh7723_usb_host_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_USB,
-	},
 };
 
 static struct resource iic_resources[] = {
@@ -523,9 +487,6 @@ static struct platform_device iic_device = {
 	.id             = 0, /* "i2c0" clock */
 	.num_resources  = ARRAY_SIZE(iic_resources),
 	.resource       = iic_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_IIC,
-	},
 };
 
 static struct platform_device *sh7723_devices[] __initdata = {

arch/sh/kernel/cpu/sh4a/setup-sh7724.c

@@ -214,7 +214,7 @@ static struct resource sh7724_dmae0_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error IRQ */
+		.name	= "error_irq",
 		.start	= 78,
 		.end	= 78,
 		.flags	= IORESOURCE_IRQ,
@@ -248,7 +248,7 @@ static struct resource sh7724_dmae1_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error IRQ */
+		.name	= "error_irq",
 		.start	= 74,
 		.end	= 74,
 		.flags	= IORESOURCE_IRQ,
@@ -275,9 +275,6 @@ static struct platform_device dma0_device = {
 	.dev		= {
 		.platform_data	= &dma_platform_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_DMAC0,
-	},
 };
 
 static struct platform_device dma1_device = {
@@ -288,9 +285,6 @@ static struct platform_device dma1_device = {
 	.dev		= {
 		.platform_data	= &dma_platform_data,
 	},
-	.archdata = {
-		.hwblk_id = HWBLK_DMAC1,
-	},
 };
 
 /* Serial */
@@ -434,9 +428,6 @@ static struct platform_device rtc_device = {
 	.id		= -1,
 	.num_resources	= ARRAY_SIZE(rtc_resources),
 	.resource	= rtc_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_RTC,
-	},
 };
 
 /* I2C0 */
@@ -459,9 +450,6 @@ static struct platform_device iic0_device = {
 	.id             = 0, /* "i2c0" clock */
 	.num_resources  = ARRAY_SIZE(iic0_resources),
 	.resource       = iic0_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_IIC0,
-	},
 };
 
 /* I2C1 */
@@ -484,9 +472,6 @@ static struct platform_device iic1_device = {
 	.id             = 1, /* "i2c1" clock */
 	.num_resources  = ARRAY_SIZE(iic1_resources),
 	.resource       = iic1_resources,
-	.archdata = {
-		.hwblk_id = HWBLK_IIC1,
-	},
 };
 
 /* VPU */
@@ -516,9 +501,6 @@ static struct platform_device vpu_device = {
 	},
 	.resource	= vpu_resources,
 	.num_resources	= ARRAY_SIZE(vpu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VPU,
-	},
 };
 
 /* VEU0 */
@@ -548,9 +530,6 @@ static struct platform_device veu0_device = {
 	},
 	.resource	= veu0_resources,
 	.num_resources	= ARRAY_SIZE(veu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VEU0,
-	},
 };
 
 /* VEU1 */
@@ -580,9 +559,6 @@ static struct platform_device veu1_device = {
 	},
 	.resource	= veu1_resources,
 	.num_resources	= ARRAY_SIZE(veu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_VEU1,
-	},
 };
 
 /* BEU0 */
@@ -612,9 +588,6 @@ static struct platform_device beu0_device = {
 	},
 	.resource	= beu0_resources,
 	.num_resources	= ARRAY_SIZE(beu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_BEU0,
-	},
 };
 
 /* BEU1 */
@@ -644,9 +617,6 @@ static struct platform_device beu1_device = {
 	},
 	.resource	= beu1_resources,
 	.num_resources	= ARRAY_SIZE(beu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_BEU1,
-	},
 };
 
 static struct sh_timer_config cmt_platform_data = {
@@ -676,9 +646,6 @@ static struct platform_device cmt_device = {
 	},
 	.resource	= cmt_resources,
 	.num_resources	= ARRAY_SIZE(cmt_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_CMT,
-	},
 };
 
 static struct sh_timer_config tmu0_platform_data = {
@@ -707,9 +674,6 @@ static struct platform_device tmu0_device = {
 	},
 	.resource	= tmu0_resources,
 	.num_resources	= ARRAY_SIZE(tmu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 static struct sh_timer_config tmu1_platform_data = {
@@ -738,9 +702,6 @@ static struct platform_device tmu1_device = {
 	},
 	.resource	= tmu1_resources,
 	.num_resources	= ARRAY_SIZE(tmu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 static struct sh_timer_config tmu2_platform_data = {
@@ -768,9 +729,6 @@ static struct platform_device tmu2_device = {
 	},
 	.resource	= tmu2_resources,
 	.num_resources	= ARRAY_SIZE(tmu2_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU0,
-	},
 };
 
 
@@ -799,9 +757,6 @@ static struct platform_device tmu3_device = {
 	},
 	.resource	= tmu3_resources,
 	.num_resources	= ARRAY_SIZE(tmu3_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 static struct sh_timer_config tmu4_platform_data = {
@@ -829,9 +784,6 @@ static struct platform_device tmu4_device = {
 	},
 	.resource	= tmu4_resources,
 	.num_resources	= ARRAY_SIZE(tmu4_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 static struct sh_timer_config tmu5_platform_data = {
@@ -859,9 +811,6 @@ static struct platform_device tmu5_device = {
 	},
 	.resource	= tmu5_resources,
 	.num_resources	= ARRAY_SIZE(tmu5_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_TMU1,
-	},
 };
 
 /* JPU */
@@ -891,9 +840,6 @@ static struct platform_device jpu_device = {
 	},
 	.resource	= jpu_resources,
 	.num_resources	= ARRAY_SIZE(jpu_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_JPU,
-	},
 };
 
 /* SPU2DSP0 */
@@ -923,9 +869,6 @@ static struct platform_device spu0_device = {
 	},
 	.resource	= spu0_resources,
 	.num_resources	= ARRAY_SIZE(spu0_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_SPU,
-	},
 };
 
 /* SPU2DSP1 */
@@ -955,9 +898,6 @@ static struct platform_device spu1_device = {
 	},
 	.resource	= spu1_resources,
 	.num_resources	= ARRAY_SIZE(spu1_resources),
-	.archdata = {
-		.hwblk_id = HWBLK_SPU,
-	},
 };
 
 static struct platform_device *sh7724_devices[] __initdata = {

arch/sh/kernel/cpu/sh4a/setup-sh7757.c

@@ -465,6 +465,7 @@ static struct resource sh7757_dmae0_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
+		.name	= "error_irq",
 		.start	= 34,
 		.end	= 34,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
@@ -486,7 +487,7 @@ static struct resource sh7757_dmae1_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error */
+		.name	= "error_irq",
 		.start	= 34,
 		.end	= 34,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
@@ -556,7 +557,7 @@ static struct resource sh7757_dmae2_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error */
+		.name	= "error_irq",
 		.start	= 323,
 		.end	= 323,
 		.flags	= IORESOURCE_IRQ,
@@ -590,7 +591,7 @@ static struct resource sh7757_dmae3_resources[] = {
 		.flags	= IORESOURCE_MEM,
 	},
 	{
-		/* DMA error */
+		.name	= "error_irq",
 		.start	= 324,
 		.end	= 324,
 		.flags	= IORESOURCE_IRQ,

arch/sh/kernel/cpu/sh4a/setup-sh7780.c

@@ -322,6 +322,7 @@ static struct resource sh7780_dmae0_resources[] = {
 	},
 	{
 		/* Real DMA error IRQ is 38, and channel IRQs are 34-37, 44-45 */
+		.name	= "error_irq",
 		.start	= 34,
 		.end	= 34,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
@@ -338,6 +339,7 @@ static struct resource sh7780_dmae1_resources[] = {
 	/* DMAC1 has no DMARS */
 	{
 		/* Real DMA error IRQ is 38, and channel IRQs are 46-47, 92-95 */
+		.name	= "error_irq",
 		.start	= 46,
 		.end	= 46,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,

arch/sh/kernel/cpu/sh4a/setup-sh7785.c

@@ -376,6 +376,7 @@ static struct resource sh7785_dmae0_resources[] = {
 	},
 	{
 		/* Real DMA error IRQ is 39, and channel IRQs are 33-38 */
+		.name	= "error_irq",
 		.start	= 33,
 		.end	= 33,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
@@ -392,6 +393,7 @@ static struct resource sh7785_dmae1_resources[] = {
 	/* DMAC1 has no DMARS */
 	{
 		/* Real DMA error IRQ is 58, and channel IRQs are 52-57 */
+		.name	= "error_irq",
 		.start	= 52,
 		.end	= 52,
 		.flags	= IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,

arch/sh/kernel/cpu/sh4a/setup-sh7786.c

@@ -518,7 +518,7 @@ static struct resource dmac0_resources[] = {
 		.end	= 0xfe00900b,
 		.flags	= IORESOURCE_MEM,
 	}, {
-		/* DMA error IRQ */
+		.name	= "error_irq",
 		.start	= evt2irq(0x5c0),
 		.end	= evt2irq(0x5c0),
 		.flags	= IORESOURCE_IRQ,

arch/sh/kernel/cpu/shmobile/Makefile

@@ -5,4 +5,3 @@
 # Power Management & Sleep mode
 obj-$(CONFIG_PM)	+= pm.o sleep.o
 obj-$(CONFIG_CPU_IDLE)	+= cpuidle.o
-obj-$(CONFIG_PM_RUNTIME)	+= pm_runtime.o

arch/sh/kernel/cpu/shmobile/cpuidle.c

@@ -17,7 +17,6 @@
 #include <linux/export.h>
 #include <asm/suspend.h>
 #include <asm/uaccess.h>
-#include <asm/hwblk.h>
 
 static unsigned long cpuidle_mode[] = {
 	SUSP_SH_SLEEP, /* regular sleep mode */
@@ -29,7 +28,7 @@ static int cpuidle_sleep_enter(struct cpuidle_device *dev,
 				struct cpuidle_driver *drv,
 				int index)
 {
-	unsigned long allowed_mode = arch_hwblk_sleep_mode();
+	unsigned long allowed_mode = SUSP_SH_SLEEP;
 	ktime_t before, after;
 	int requested_state = index;
 	int allowed_state;

arch/sh/kernel/cpu/shmobile/pm_runtime.c

-/*
- * arch/sh/kernel/cpu/shmobile/pm_runtime.c
- *
- * Runtime PM support code for SuperH Mobile
- *
- *  Copyright (C) 2009 Magnus Damm
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-#include <linux/init.h>
-#include <linux/kernel.h>
-#include <linux/io.h>
-#include <linux/pm_runtime.h>
-#include <linux/platform_device.h>
-#include <linux/mutex.h>
-#include <asm/hwblk.h>
-
-static DEFINE_SPINLOCK(hwblk_lock);
-static LIST_HEAD(hwblk_idle_list);
-static struct work_struct hwblk_work;
-
-extern struct hwblk_info *hwblk_info;
-
-static void platform_pm_runtime_not_idle(struct platform_device *pdev)
-{
-	unsigned long flags;
-
-	/* remove device from idle list */
-	spin_lock_irqsave(&hwblk_lock, flags);
-	if (test_bit(PDEV_ARCHDATA_FLAG_IDLE, &pdev->archdata.flags)) {
-		list_del(&pdev->archdata.entry);
-		__clear_bit(PDEV_ARCHDATA_FLAG_IDLE, &pdev->archdata.flags);
-	}
-	spin_unlock_irqrestore(&hwblk_lock, flags);
-}
-
-static int __platform_pm_runtime_resume(struct platform_device *pdev)
-{
-	struct device *d = &pdev->dev;
-	struct pdev_archdata *ad = &pdev->archdata;
-	int hwblk = ad->hwblk_id;
-	int ret = -ENOSYS;
-
-	dev_dbg(d, "__platform_pm_runtime_resume() [%d]\n", hwblk);
-
-	if (d->driver) {
-		hwblk_enable(hwblk_info, hwblk);
-		ret = 0;
-
-		if (test_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags)) {
-			if (d->driver->pm && d->driver->pm->runtime_resume)
-				ret = d->driver->pm->runtime_resume(d);
-
-			if (!ret)
-				clear_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags);
-			else
-				hwblk_disable(hwblk_info, hwblk);
-		}
-	}
-
-	dev_dbg(d, "__platform_pm_runtime_resume() [%d] - returns %d\n",
-		hwblk, ret);
-
-	return ret;
-}
-
-static int __platform_pm_runtime_suspend(struct platform_device *pdev)
-{
-	struct device *d = &pdev->dev;
-	struct pdev_archdata *ad = &pdev->archdata;
-	int hwblk = ad->hwblk_id;
-	int ret = -ENOSYS;
-
-	dev_dbg(d, "__platform_pm_runtime_suspend() [%d]\n", hwblk);
-
-	if (d->driver) {
-		BUG_ON(!test_bit(PDEV_ARCHDATA_FLAG_IDLE, &ad->flags));
-		ret = 0;
-
-		if (d->driver->pm && d->driver->pm->runtime_suspend) {
-			hwblk_enable(hwblk_info, hwblk);
-			ret = d->driver->pm->runtime_suspend(d);
-			hwblk_disable(hwblk_info, hwblk);
-		}
-
-		if (!ret) {
-			set_bit(PDEV_ARCHDATA_FLAG_SUSP, &ad->flags);
-			platform_pm_runtime_not_idle(pdev);
-			hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_IDLE);
-		}
-	}
-
-	dev_dbg(d, "__platform_pm_runtime_suspend() [%d] - returns %d\n",
-		hwblk, ret);
-
-	return ret;
-}
-
-static void platform_pm_runtime_work(struct work_struct *work)
-{
-	struct platform_device *pdev;
-	unsigned long flags;
-	int ret;
-
-	/* go through the idle list and suspend one device at a time */
-	do {
-		spin_lock_irqsave(&hwblk_lock, flags);
-		if (list_empty(&hwblk_idle_list))
-			pdev = NULL;
-		else
-			pdev = list_first_entry(&hwblk_idle_list,
-						struct platform_device,
-						archdata.entry);
-		spin_unlock_irqrestore(&hwblk_lock, flags);
-
-		if (pdev) {
-			mutex_lock(&pdev->archdata.mutex);
-			ret = __platform_pm_runtime_suspend(pdev);
-
-			/* at this point the platform device may be:
-			 * suspended: ret = 0, FLAG_SUSP set, clock stopped
-			 * failed: ret < 0, FLAG_IDLE set, clock stopped
-			 */
-			mutex_unlock(&pdev->archdata.mutex);
-		} else {
-			ret = -ENODEV;
-		}
-	} while (!ret);
-}
-
-/* this function gets called from cpuidle context when all devices in the
- * main power domain are unused but some are counted as idle, ie the hwblk
- * counter values are (HWBLK_CNT_USAGE == 0) && (HWBLK_CNT_IDLE != 0)
- */
-void platform_pm_runtime_suspend_idle(void)
-{
-	queue_work(pm_wq, &hwblk_work);
-}
-
-static int default_platform_runtime_suspend(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct pdev_archdata *ad = &pdev->archdata;
-	unsigned long flags;
-	int hwblk = ad->hwblk_id;
-	int ret = 0;
-
-	dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
-
-	/* ignore off-chip platform devices */
-	if (!hwblk)
-		goto out;
-
-	/* interrupt context not allowed */
-	might_sleep();
-
-	/* catch misconfigured drivers not starting with resume */
-	if (test_bit(PDEV_ARCHDATA_FLAG_INIT, &ad->flags)) {
-		ret = -EINVAL;
-		goto out;
-	}
-
-	/* serialize */
-	mutex_lock(&ad->mutex);
-
-	/* disable clock */
-	hwblk_disable(hwblk_info, hwblk);
-
-	/* put device on idle list */
-	spin_lock_irqsave(&hwblk_lock, flags);
-	list_add_tail(&ad->entry, &hwblk_idle_list);
-	__set_bit(PDEV_ARCHDATA_FLAG_IDLE, &ad->flags);
-	spin_unlock_irqrestore(&hwblk_lock, flags);
-
-	/* increase idle count */
-	hwblk_cnt_inc(hwblk_info, hwblk, HWBLK_CNT_IDLE);
-
-	/* at this point the platform device is:
-	 * idle: ret = 0, FLAG_IDLE set, clock stopped
-	 */
-	mutex_unlock(&ad->mutex);
-
-out:
-	dev_dbg(dev, "%s() [%d] returns %d\n",
-		 __func__, hwblk, ret);
-
-	return ret;
-}
-
-static int default_platform_runtime_resume(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct pdev_archdata *ad = &pdev->archdata;
-	int hwblk = ad->hwblk_id;
-	int ret = 0;
-
-	dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
-
-	/* ignore off-chip platform devices */
-	if (!hwblk)
-		goto out;
-
-	/* interrupt context not allowed */
-	might_sleep();
-
-	/* serialize */
-	mutex_lock(&ad->mutex);
-
-	/* make sure device is removed from idle list */
-	platform_pm_runtime_not_idle(pdev);
-
-	/* decrease idle count */
-	if (!test_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags) &&
-	    !test_bit(PDEV_ARCHDATA_FLAG_SUSP, &pdev->archdata.flags))
-		hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_IDLE);
-
-	/* resume the device if needed */
-	ret = __platform_pm_runtime_resume(pdev);
-
-	/* the driver has been initialized now, so clear the init flag */
-	clear_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags);
-
-	/* at this point the platform device may be:
-	 * resumed: ret = 0, flags = 0, clock started
-	 * failed: ret < 0, FLAG_SUSP set, clock stopped
-	 */
-	mutex_unlock(&ad->mutex);
-out:
-	dev_dbg(dev, "%s() [%d] returns %d\n",
-		__func__, hwblk, ret);
-
-	return ret;
-}
-
-static int default_platform_runtime_idle(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	int hwblk = pdev->archdata.hwblk_id;
-	int ret = 0;
-
-	dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
-
-	/* ignore off-chip platform devices */
-	if (!hwblk)
-		goto out;
-
-	/* interrupt context not allowed, use pm_runtime_put()! */
-	might_sleep();
-
-	/* suspend synchronously to disable clocks immediately */
-	ret = pm_runtime_suspend(dev);
-out:
-	dev_dbg(dev, "%s() [%d] done!\n", __func__, hwblk);
-	return ret;
-}
-
-static struct dev_pm_domain default_pm_domain = {
-	.ops = {
-		.runtime_suspend = default_platform_runtime_suspend,
-		.runtime_resume = default_platform_runtime_resume,
-		.runtime_idle = default_platform_runtime_idle,
-		USE_PLATFORM_PM_SLEEP_OPS
-	},
-};
-
-static int platform_bus_notify(struct notifier_block *nb,
-			       unsigned long action, void *data)
-{
-	struct device *dev = data;
-	struct platform_device *pdev = to_platform_device(dev);
-	int hwblk = pdev->archdata.hwblk_id;
-
-	/* ignore off-chip platform devices */
-	if (!hwblk)
-		return 0;
-
-	switch (action) {
-	case BUS_NOTIFY_ADD_DEVICE:
-		INIT_LIST_HEAD(&pdev->archdata.entry);
-		mutex_init(&pdev->archdata.mutex);
-		/* platform devices without drivers should be disabled */
-		hwblk_enable(hwblk_info, hwblk);
-		hwblk_disable(hwblk_info, hwblk);
-		/* make sure driver re-inits itself once */
-		__set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags);
-		dev->pm_domain = &default_pm_domain;
-		break;
-	/* TODO: add BUS_NOTIFY_BIND_DRIVER and increase idle count */
-	case BUS_NOTIFY_BOUND_DRIVER:
-		/* keep track of number of devices in use per hwblk */
-		hwblk_cnt_inc(hwblk_info, hwblk, HWBLK_CNT_DEVICES);
-		break;
-	case BUS_NOTIFY_UNBOUND_DRIVER:
-		/* keep track of number of devices in use per hwblk */
-		hwblk_cnt_dec(hwblk_info, hwblk, HWBLK_CNT_DEVICES);
-		/* make sure driver re-inits itself once */
-		__set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags);
-		break;
-	case BUS_NOTIFY_DEL_DEVICE:
-		dev->pm_domain = NULL;
-		break;
-	}
-	return 0;
-}
-
-static struct notifier_block platform_bus_notifier = {
-	.notifier_call = platform_bus_notify
-};
-
-static int __init sh_pm_runtime_init(void)
-{
-	INIT_WORK(&hwblk_work, platform_pm_runtime_work);
-
-	bus_register_notifier(&platform_bus_type, &platform_bus_notifier);
-	return 0;
-}
-core_initcall(sh_pm_runtime_init);

arch/sh/kernel/entry-common.S

@@ -145,6 +145,7 @@ work_notifysig:
 	 mov	r15, r4
 	mov	r12, r5		! set arg1(save_r0)
 	mov	r0, r6
+	sti
 	mov.l	2f, r1
 	mov.l	3f, r0
 	jmp	@r1

arch/sh/kernel/signal_32.c

@@ -588,9 +588,6 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
 	if (!user_mode(regs))
 		return;
 
-	if (try_to_freeze())
-		goto no_signal;
-
 	if (current_thread_info()->status & TS_RESTORE_SIGMASK)
 		oldset = &current->saved_sigmask;
 	else
@@ -618,7 +615,6 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0)
 		return;
 	}
 
-no_signal:
 	/* Did we come from a system call? */
 	if (regs->tra >= 0) {
 		/* Restart the system call - no handlers present */

arch/sh/kernel/signal_64.c

@@ -98,9 +98,6 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset)
 	if (!user_mode(regs))
 		return 1;
 
-	if (try_to_freeze())
-		goto no_signal;
-
 	if (current_thread_info()->status & TS_RESTORE_SIGMASK)
 		oldset = &current->saved_sigmask;
 	else if (!oldset)
@@ -125,7 +122,6 @@ static int do_signal(struct pt_regs *regs, sigset_t *oldset)
 		}
 	}
 
-no_signal:
 	/* Did we come from a system call? */
 	if (regs->syscall_nr >= 0) {
 		/* Restart the system call - no handlers present */

arch/sh/kernel/time.c

@@ -21,7 +21,6 @@
 #include <linux/smp.h>
 #include <linux/rtc.h>
 #include <asm/clock.h>
-#include <asm/hwblk.h>
 #include <asm/rtc.h>
 
 /* Dummy RTC ops */
@@ -110,7 +109,6 @@ void __init time_init(void)
 	if (board_time_init)
 		board_time_init();
 
-	hwblk_init();
 	clk_init();
 
 	late_time_init = sh_late_time_init;

arch/sh/mm/cache-sh2a.c

@@ -15,35 +15,78 @@
 #include <asm/cacheflush.h>
 #include <asm/io.h>
 
+/*
+ * The maximum number of pages we support up to when doing ranged dcache
+ * flushing. Anything exceeding this will simply flush the dcache in its
+ * entirety.
+ */
+#define MAX_OCACHE_PAGES	32
+#define MAX_ICACHE_PAGES	32
+
+static void sh2a_flush_oc_line(unsigned long v, int way)
+{
+	unsigned long addr = (v & 0x000007f0) | (way << 11);
+	unsigned long data;
+
+	data = __raw_readl(CACHE_OC_ADDRESS_ARRAY | addr);
+	if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) {
+		data &= ~SH_CACHE_UPDATED;
+		__raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr);
+	}
+}
+
+static void sh2a_invalidate_line(unsigned long cache_addr, unsigned long v)
+{
+	/* Set associative bit to hit all ways */
+	unsigned long addr = (v & 0x000007f0) | SH_CACHE_ASSOC;
+	__raw_writel((addr & CACHE_PHYSADDR_MASK), cache_addr | addr);
+}
+
+/*
+ * Write back the dirty D-caches, but not invalidate them.
+ */
 static void sh2a__flush_wback_region(void *start, int size)
 {
+#ifdef CONFIG_CACHE_WRITEBACK
 	unsigned long v;
 	unsigned long begin, end;
 	unsigned long flags;
+	int nr_ways;
 
 	begin = (unsigned long)start & ~(L1_CACHE_BYTES-1);
 	end = ((unsigned long)start + size + L1_CACHE_BYTES-1)
 		& ~(L1_CACHE_BYTES-1);
+	nr_ways = current_cpu_data.dcache.ways;
 
 	local_irq_save(flags);
 	jump_to_uncached();
 
-	for (v = begin; v < end; v+=L1_CACHE_BYTES) {
-		unsigned long addr = CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0);
+	/* If there are too many pages then flush the entire cache */
+	if (((end - begin) >> PAGE_SHIFT) >= MAX_OCACHE_PAGES) {
+		begin = CACHE_OC_ADDRESS_ARRAY;
+		end = begin + (nr_ways * current_cpu_data.dcache.way_size);
+
+		for (v = begin; v < end; v += L1_CACHE_BYTES) {
+			unsigned long data = __raw_readl(v);
+			if (data & SH_CACHE_UPDATED)
+				__raw_writel(data & ~SH_CACHE_UPDATED, v);
+		}
+	} else {
 		int way;
-		for (way = 0; way < 4; way++) {
-			unsigned long data =  __raw_readl(addr | (way << 11));
-			if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) {
-				data &= ~SH_CACHE_UPDATED;
-				__raw_writel(data, addr | (way << 11));
-			}
+		for (way = 0; way < nr_ways; way++) {
+			for (v = begin; v < end; v += L1_CACHE_BYTES)
+				sh2a_flush_oc_line(v, way);
 		}
 	}
 
 	back_to_cached();
 	local_irq_restore(flags);
+#endif
 }
 
+/*
+ * Write back the dirty D-caches and invalidate them.
+ */
 static void sh2a__flush_purge_region(void *start, int size)
 {
 	unsigned long v;
@@ -58,13 +101,22 @@ static void sh2a__flush_purge_region(void *start, int size)
 	jump_to_uncached();
 
 	for (v = begin; v < end; v+=L1_CACHE_BYTES) {
-		__raw_writel((v & CACHE_PHYSADDR_MASK),
-			  CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008);
+#ifdef CONFIG_CACHE_WRITEBACK
+		int way;
+		int nr_ways = current_cpu_data.dcache.ways;
+		for (way = 0; way < nr_ways; way++)
+			sh2a_flush_oc_line(v, way);
+#endif
+		sh2a_invalidate_line(CACHE_OC_ADDRESS_ARRAY, v);
 	}
+
 	back_to_cached();
 	local_irq_restore(flags);
 }
 
+/*
+ * Invalidate the D-caches, but no write back please
+ */
 static void sh2a__flush_invalidate_region(void *start, int size)
 {
 	unsigned long v;
@@ -74,29 +126,25 @@ static void sh2a__flush_invalidate_region(void *start, int size)
 	begin = (unsigned long)start & ~(L1_CACHE_BYTES-1);
 	end = ((unsigned long)start + size + L1_CACHE_BYTES-1)
 		& ~(L1_CACHE_BYTES-1);
+
 	local_irq_save(flags);
 	jump_to_uncached();
 
-#ifdef CONFIG_CACHE_WRITEBACK
-	__raw_writel(__raw_readl(CCR) | CCR_OCACHE_INVALIDATE, CCR);
-	/* I-cache invalidate */
-	for (v = begin; v < end; v+=L1_CACHE_BYTES) {
-		__raw_writel((v & CACHE_PHYSADDR_MASK),
-			  CACHE_IC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008);
-	}
-#else
-	for (v = begin; v < end; v+=L1_CACHE_BYTES) {
-		__raw_writel((v & CACHE_PHYSADDR_MASK),
-			  CACHE_IC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008);
-		__raw_writel((v & CACHE_PHYSADDR_MASK),
-			  CACHE_OC_ADDRESS_ARRAY | (v & 0x000007f0) | 0x00000008);
+	/* If there are too many pages then just blow the cache */
+	if (((end - begin) >> PAGE_SHIFT) >= MAX_OCACHE_PAGES) {
+		__raw_writel(__raw_readl(CCR) | CCR_OCACHE_INVALIDATE, CCR);
+	} else {
+		for (v = begin; v < end; v += L1_CACHE_BYTES)
+			sh2a_invalidate_line(CACHE_OC_ADDRESS_ARRAY, v);
 	}
-#endif
+
 	back_to_cached();
 	local_irq_restore(flags);
 }
 
-/* WBack O-Cache and flush I-Cache */
+/*
+ * Write back the range of D-cache, and purge the I-cache.
+ */
 static void sh2a_flush_icache_range(void *args)
 {
 	struct flusher_data *data = args;
@@ -107,23 +155,20 @@ static void sh2a_flush_icache_range(void *args)
 	start = data->addr1 & ~(L1_CACHE_BYTES-1);
 	end = (data->addr2 + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1);
 
+#ifdef CONFIG_CACHE_WRITEBACK
+	sh2a__flush_wback_region((void *)start, end-start);
+#endif
+
 	local_irq_save(flags);
 	jump_to_uncached();
 
-	for (v = start; v < end; v+=L1_CACHE_BYTES) {
-		unsigned long addr = (v & 0x000007f0);
-		int way;
-		/* O-Cache writeback */
-		for (way = 0; way < 4; way++) {
-			unsigned long data =  __raw_readl(CACHE_OC_ADDRESS_ARRAY | addr | (way << 11));
-			if ((data & CACHE_PHYSADDR_MASK) == (v & CACHE_PHYSADDR_MASK)) {
-				data &= ~SH_CACHE_UPDATED;
-				__raw_writel(data, CACHE_OC_ADDRESS_ARRAY | addr | (way << 11));
-			}
-		}
-		/* I-Cache invalidate */
-		__raw_writel(addr,
-			  CACHE_IC_ADDRESS_ARRAY | addr | 0x00000008);
+	/* I-Cache invalidate */
+	/* If there are too many pages then just blow the cache */
+	if (((end - start) >> PAGE_SHIFT) >= MAX_ICACHE_PAGES) {
+		__raw_writel(__raw_readl(CCR) | CCR_ICACHE_INVALIDATE, CCR);
+	} else {
+		for (v = start; v < end; v += L1_CACHE_BYTES)
+			sh2a_invalidate_line(CACHE_IC_ADDRESS_ARRAY, v);
 	}
 
 	back_to_cached();

drivers/sh/Makefile

@@ -7,11 +7,4 @@ obj-$(CONFIG_HAVE_CLK)		+= clk/
 obj-$(CONFIG_MAPLE)		+= maple/
 obj-$(CONFIG_SUPERHYWAY)	+= superhyway/
 obj-$(CONFIG_GENERIC_GPIO)	+= pfc.o
-
-#
-# For the moment we only use this framework for ARM-based SH/R-Mobile
-# platforms and generic SH. SH-based SH-Mobile platforms are still using
-# an older framework that is pending up-porting, at which point this
-# special casing can go away.
-#
-obj-$(CONFIG_SUPERH)$(CONFIG_ARCH_SHMOBILE)	+= pm_runtime.o
+obj-y				+= pm_runtime.o

drivers/sh/clk/core.c

@@ -355,7 +355,7 @@ static int clk_establish_mapping(struct clk *clk)
 		 */
 		if (!clk->parent) {
 			clk->mapping = &dummy_mapping;
-			return 0;
+			goto out;
 		}
 
 		/*
@@ -384,6 +384,9 @@ static int clk_establish_mapping(struct clk *clk)
 	}
 
 	clk->mapping = mapping;
+out:
+	clk->mapped_reg = clk->mapping->base;
+	clk->mapped_reg += (phys_addr_t)clk->enable_reg - clk->mapping->phys;
 	return 0;
 }
 
@@ -402,10 +405,12 @@ static void clk_teardown_mapping(struct clk *clk)
 
 	/* Nothing to do */
 	if (mapping == &dummy_mapping)
-		return;
+		goto out;
 
 	kref_put(&mapping->ref, clk_destroy_mapping);
 	clk->mapping = NULL;
+out:
+	clk->mapped_reg = NULL;
 }
 
 int clk_register(struct clk *clk)

drivers/sh/clk/cpg.c

@@ -15,15 +15,15 @@
 
 static int sh_clk_mstp32_enable(struct clk *clk)
 {
-	__raw_writel(__raw_readl(clk->enable_reg) & ~(1 << clk->enable_bit),
-		     clk->enable_reg);
+	iowrite32(ioread32(clk->mapped_reg) & ~(1 << clk->enable_bit),
+		  clk->mapped_reg);
 	return 0;
 }
 
 static void sh_clk_mstp32_disable(struct clk *clk)
 {
-	__raw_writel(__raw_readl(clk->enable_reg) | (1 << clk->enable_bit),
-		     clk->enable_reg);
+	iowrite32(ioread32(clk->mapped_reg) | (1 << clk->enable_bit),
+		  clk->mapped_reg);
 }
 
 static struct clk_ops sh_clk_mstp32_clk_ops = {
@@ -72,7 +72,7 @@ static unsigned long sh_clk_div6_recalc(struct clk *clk)
 	clk_rate_table_build(clk, clk->freq_table, table->nr_divisors,
 			     table, NULL);
 
-	idx = __raw_readl(clk->enable_reg) & 0x003f;
+	idx = ioread32(clk->mapped_reg) & 0x003f;
 
 	return clk->freq_table[idx].frequency;
 }
@@ -98,10 +98,10 @@ static int sh_clk_div6_set_parent(struct clk *clk, struct clk *parent)
 	if (ret < 0)
 		return ret;
 
-	value = __raw_readl(clk->enable_reg) &
+	value = ioread32(clk->mapped_reg) &
 		~(((1 << clk->src_width) - 1) << clk->src_shift);
 
-	__raw_writel(value | (i << clk->src_shift), clk->enable_reg);
+	iowrite32(value | (i << clk->src_shift), clk->mapped_reg);
 
 	/* Rebuild the frequency table */
 	clk_rate_table_build(clk, clk->freq_table, table->nr_divisors,
@@ -119,10 +119,10 @@ static int sh_clk_div6_set_rate(struct clk *clk, unsigned long rate)
 	if (idx < 0)
 		return idx;
 
-	value = __raw_readl(clk->enable_reg);
+	value = ioread32(clk->mapped_reg);
 	value &= ~0x3f;
 	value |= idx;
-	__raw_writel(value, clk->enable_reg);
+	iowrite32(value, clk->mapped_reg);
 	return 0;
 }
 
@@ -133,9 +133,9 @@ static int sh_clk_div6_enable(struct clk *clk)
 
 	ret = sh_clk_div6_set_rate(clk, clk->rate);
 	if (ret == 0) {
-		value = __raw_readl(clk->enable_reg);
+		value = ioread32(clk->mapped_reg);
 		value &= ~0x100; /* clear stop bit to enable clock */
-		__raw_writel(value, clk->enable_reg);
+		iowrite32(value, clk->mapped_reg);
 	}
 	return ret;
 }
@@ -144,10 +144,10 @@ static void sh_clk_div6_disable(struct clk *clk)
 {
 	unsigned long value;
 
-	value = __raw_readl(clk->enable_reg);
+	value = ioread32(clk->mapped_reg);
 	value |= 0x100; /* stop clock */
 	value |= 0x3f; /* VDIV bits must be non-zero, overwrite divider */
-	__raw_writel(value, clk->enable_reg);
+	iowrite32(value, clk->mapped_reg);
 }
 
 static struct clk_ops sh_clk_div6_clk_ops = {
@@ -167,6 +167,38 @@ static struct clk_ops sh_clk_div6_reparent_clk_ops = {
 	.set_parent	= sh_clk_div6_set_parent,
 };
 
+static int __init sh_clk_init_parent(struct clk *clk)
+{
+	u32 val;
+
+	if (clk->parent)
+		return 0;
+
+	if (!clk->parent_table || !clk->parent_num)
+		return 0;
+
+	if (!clk->src_width) {
+		pr_err("sh_clk_init_parent: cannot select parent clock\n");
+		return -EINVAL;
+	}
+
+	val  = (ioread32(clk->mapped_reg) >> clk->src_shift);
+	val &= (1 << clk->src_width) - 1;
+
+	if (val >= clk->parent_num) {
+		pr_err("sh_clk_init_parent: parent table size failed\n");
+		return -EINVAL;
+	}
+
+	clk->parent = clk->parent_table[val];
+	if (!clk->parent) {
+		pr_err("sh_clk_init_parent: unable to set parent");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 static int __init sh_clk_div6_register_ops(struct clk *clks, int nr,
 					   struct clk_ops *ops)
 {
@@ -190,8 +222,11 @@ static int __init sh_clk_div6_register_ops(struct clk *clks, int nr,
 		clkp->ops = ops;
 		clkp->freq_table = freq_table + (k * freq_table_size);
 		clkp->freq_table[nr_divs].frequency = CPUFREQ_TABLE_END;
-
 		ret = clk_register(clkp);
+		if (ret < 0)
+			break;
+
+		ret = sh_clk_init_parent(clkp);
 	}
 
 	return ret;
@@ -217,7 +252,7 @@ static unsigned long sh_clk_div4_recalc(struct clk *clk)
 	clk_rate_table_build(clk, clk->freq_table, table->nr_divisors,
 			     table, &clk->arch_flags);
 
-	idx = (__raw_readl(clk->enable_reg) >> clk->enable_bit) & 0x000f;
+	idx = (ioread32(clk->mapped_reg) >> clk->enable_bit) & 0x000f;
 
 	return clk->freq_table[idx].frequency;
 }
@@ -235,15 +270,15 @@ static int sh_clk_div4_set_parent(struct clk *clk, struct clk *parent)
 	 */
 
 	if (parent->flags & CLK_ENABLE_ON_INIT)
-		value = __raw_readl(clk->enable_reg) & ~(1 << 7);
+		value = ioread32(clk->mapped_reg) & ~(1 << 7);
 	else
-		value = __raw_readl(clk->enable_reg) | (1 << 7);
+		value = ioread32(clk->mapped_reg) | (1 << 7);
 
 	ret = clk_reparent(clk, parent);
 	if (ret < 0)
 		return ret;
 
-	__raw_writel(value, clk->enable_reg);
+	iowrite32(value, clk->mapped_reg);
 
 	/* Rebiuld the frequency table */
 	clk_rate_table_build(clk, clk->freq_table, table->nr_divisors,
@@ -260,10 +295,10 @@ static int sh_clk_div4_set_rate(struct clk *clk, unsigned long rate)
 	if (idx < 0)
 		return idx;
 
-	value = __raw_readl(clk->enable_reg);
+	value = ioread32(clk->mapped_reg);
 	value &= ~(0xf << clk->enable_bit);
 	value |= (idx << clk->enable_bit);
-	__raw_writel(value, clk->enable_reg);
+	iowrite32(value, clk->mapped_reg);
 
 	if (d4t->kick)
 		d4t->kick(clk);
@@ -273,13 +308,13 @@ static int sh_clk_div4_set_rate(struct clk *clk, unsigned long rate)
 
 static int sh_clk_div4_enable(struct clk *clk)
 {
-	__raw_writel(__raw_readl(clk->enable_reg) & ~(1 << 8), clk->enable_reg);
+	iowrite32(ioread32(clk->mapped_reg) & ~(1 << 8), clk->mapped_reg);
 	return 0;
 }
 
 static void sh_clk_div4_disable(struct clk *clk)
 {
-	__raw_writel(__raw_readl(clk->enable_reg) | (1 << 8), clk->enable_reg);
+	iowrite32(ioread32(clk->mapped_reg) | (1 << 8), clk->mapped_reg);
 }
 
 static struct clk_ops sh_clk_div4_clk_ops = {

drivers/sh/pfc.c

@@ -19,6 +19,75 @@
 #include <linux/irq.h>
 #include <linux/bitops.h>
 #include <linux/gpio.h>
+#include <linux/slab.h>
+#include <linux/ioport.h>
+
+static void pfc_iounmap(struct pinmux_info *pip)
+{
+	int k;
+
+	for (k = 0; k < pip->num_resources; k++)
+		if (pip->window[k].virt)
+			iounmap(pip->window[k].virt);
+
+	kfree(pip->window);
+	pip->window = NULL;
+}
+
+static int pfc_ioremap(struct pinmux_info *pip)
+{
+	struct resource *res;
+	int k;
+
+	if (!pip->num_resources)
+		return 0;
+
+	pip->window = kzalloc(pip->num_resources * sizeof(*pip->window),
+			      GFP_NOWAIT);
+	if (!pip->window)
+		goto err1;
+
+	for (k = 0; k < pip->num_resources; k++) {
+		res = pip->resource + k;
+		WARN_ON(resource_type(res) != IORESOURCE_MEM);
+		pip->window[k].phys = res->start;
+		pip->window[k].size = resource_size(res);
+		pip->window[k].virt = ioremap_nocache(res->start,
+							 resource_size(res));
+		if (!pip->window[k].virt)
+			goto err2;
+	}
+
+	return 0;
+
+err2:
+	pfc_iounmap(pip);
+err1:
+	return -1;
+}
+
+static void __iomem *pfc_phys_to_virt(struct pinmux_info *pip,
+				      unsigned long address)
+{
+	struct pfc_window *window;
+	int k;
+
+	/* scan through physical windows and convert address */
+	for (k = 0; k < pip->num_resources; k++) {
+		window = pip->window + k;
+
+		if (address < window->phys)
+			continue;
+
+		if (address >= (window->phys + window->size))
+			continue;
+
+		return window->virt + (address - window->phys);
+	}
+
+	/* no windows defined, register must be 1:1 mapped virt:phys */
+	return (void __iomem *)address;
+}
 
 static int enum_in_range(pinmux_enum_t enum_id, struct pinmux_range *r)
 {
@@ -31,35 +100,35 @@ static int enum_in_range(pinmux_enum_t enum_id, struct pinmux_range *r)
 	return 1;
 }
 
-static unsigned long gpio_read_raw_reg(unsigned long reg,
+static unsigned long gpio_read_raw_reg(void __iomem *mapped_reg,
 				       unsigned long reg_width)
 {
 	switch (reg_width) {
 	case 8:
-		return __raw_readb(reg);
+		return ioread8(mapped_reg);
 	case 16:
-		return __raw_readw(reg);
+		return ioread16(mapped_reg);
 	case 32:
-		return __raw_readl(reg);
+		return ioread32(mapped_reg);
 	}
 
 	BUG();
 	return 0;
 }
 
-static void gpio_write_raw_reg(unsigned long reg,
+static void gpio_write_raw_reg(void __iomem *mapped_reg,
 			       unsigned long reg_width,
 			       unsigned long data)
 {
 	switch (reg_width) {
 	case 8:
-		__raw_writeb(data, reg);
+		iowrite8(data, mapped_reg);
 		return;
 	case 16:
-		__raw_writew(data, reg);
+		iowrite16(data, mapped_reg);
 		return;
 	case 32:
-		__raw_writel(data, reg);
+		iowrite32(data, mapped_reg);
 		return;
 	}
 
@@ -82,11 +151,12 @@ static void gpio_write_bit(struct pinmux_data_reg *dr,
 	else
 		clear_bit(pos, &dr->reg_shadow);
 
-	gpio_write_raw_reg(dr->reg, dr->reg_width, dr->reg_shadow);
+	gpio_write_raw_reg(dr->mapped_reg, dr->reg_width, dr->reg_shadow);
 }
 
-static int gpio_read_reg(unsigned long reg, unsigned long reg_width,
-			 unsigned long field_width, unsigned long in_pos)
+static int gpio_read_reg(void __iomem *mapped_reg, unsigned long reg_width,
+			 unsigned long field_width, unsigned long in_pos,
+			 unsigned long reg)
 {
 	unsigned long data, mask, pos;
 
@@ -98,13 +168,13 @@ static int gpio_read_reg(unsigned long reg, unsigned long reg_width,
 		 "r_width = %ld, f_width = %ld\n",
 		 reg, pos, reg_width, field_width);
 
-	data = gpio_read_raw_reg(reg, reg_width);
+	data = gpio_read_raw_reg(mapped_reg, reg_width);
 	return (data >> pos) & mask;
 }
 
-static void gpio_write_reg(unsigned long reg, unsigned long reg_width,
+static void gpio_write_reg(void __iomem *mapped_reg, unsigned long reg_width,
 			   unsigned long field_width, unsigned long in_pos,
-			   unsigned long value)
+			   unsigned long value, unsigned long reg)
 {
 	unsigned long mask, pos;
 
@@ -120,13 +190,13 @@ static void gpio_write_reg(unsigned long reg, unsigned long reg_width,
 
 	switch (reg_width) {
 	case 8:
-		__raw_writeb((__raw_readb(reg) & mask) | value, reg);
+		iowrite8((ioread8(mapped_reg) & mask) | value, mapped_reg);
 		break;
 	case 16:
-		__raw_writew((__raw_readw(reg) & mask) | value, reg);
+		iowrite16((ioread16(mapped_reg) & mask) | value, mapped_reg);
 		break;
 	case 32:
-		__raw_writel((__raw_readl(reg) & mask) | value, reg);
+		iowrite32((ioread32(mapped_reg) & mask) | value, mapped_reg);
 		break;
 	}
 }
@@ -147,6 +217,8 @@ static int setup_data_reg(struct pinmux_info *gpioc, unsigned gpio)
 		if (!data_reg->reg_width)
 			break;
 
+		data_reg->mapped_reg = pfc_phys_to_virt(gpioc, data_reg->reg);
+
 		for (n = 0; n < data_reg->reg_width; n++) {
 			if (data_reg->enum_ids[n] == gpiop->enum_id) {
 				gpiop->flags &= ~PINMUX_FLAG_DREG;
@@ -179,7 +251,8 @@ static void setup_data_regs(struct pinmux_info *gpioc)
 		if (!drp->reg_width)
 			break;
 
-		drp->reg_shadow = gpio_read_raw_reg(drp->reg, drp->reg_width);
+		drp->reg_shadow = gpio_read_raw_reg(drp->mapped_reg,
+						    drp->reg_width);
 		k++;
 	}
 }
@@ -266,12 +339,16 @@ static void write_config_reg(struct pinmux_info *gpioc,
 			     int index)
 {
 	unsigned long ncomb, pos, value;
+	void __iomem *mapped_reg;
 
 	ncomb = 1 << crp->field_width;
 	pos = index / ncomb;
 	value = index % ncomb;
 
-	gpio_write_reg(crp->reg, crp->reg_width, crp->field_width, pos, value);
+	mapped_reg = pfc_phys_to_virt(gpioc, crp->reg);
+
+	gpio_write_reg(mapped_reg, crp->reg_width, crp->field_width,
+		       pos, value, crp->reg);
 }
 
 static int check_config_reg(struct pinmux_info *gpioc,
@@ -279,13 +356,16 @@ static int check_config_reg(struct pinmux_info *gpioc,
 			    int index)
 {
 	unsigned long ncomb, pos, value;
+	void __iomem *mapped_reg;
 
 	ncomb = 1 << crp->field_width;
 	pos = index / ncomb;
 	value = index % ncomb;
 
-	if (gpio_read_reg(crp->reg, crp->reg_width,
-			  crp->field_width, pos) == value)
+	mapped_reg = pfc_phys_to_virt(gpioc, crp->reg);
+
+	if (gpio_read_reg(mapped_reg, crp->reg_width,
+			  crp->field_width, pos, crp->reg) == value)
 		return 0;
 
 	return -1;
@@ -564,7 +644,7 @@ static int sh_gpio_get_value(struct pinmux_info *gpioc, unsigned gpio)
 	if (!gpioc || get_data_reg(gpioc, gpio, &dr, &bit) != 0)
 		return -EINVAL;
 
-	return gpio_read_reg(dr->reg, dr->reg_width, 1, bit);
+	return gpio_read_reg(dr->mapped_reg, dr->reg_width, 1, bit, dr->reg);
 }
 
 static int sh_gpio_get(struct gpio_chip *chip, unsigned offset)
@@ -606,10 +686,15 @@ static int sh_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
 int register_pinmux(struct pinmux_info *pip)
 {
 	struct gpio_chip *chip = &pip->chip;
+	int ret;
 
 	pr_info("%s handling gpio %d -> %d\n",
 		pip->name, pip->first_gpio, pip->last_gpio);
 
+	ret = pfc_ioremap(pip);
+	if (ret < 0)
+		return ret;
+
 	setup_data_regs(pip);
 
 	chip->request = sh_gpio_request;
@@ -627,12 +712,16 @@ int register_pinmux(struct pinmux_info *pip)
 	chip->base = pip->first_gpio;
 	chip->ngpio = (pip->last_gpio - pip->first_gpio) + 1;
 
-	return gpiochip_add(chip);
+	ret = gpiochip_add(chip);
+	if (ret < 0)
+		pfc_iounmap(pip);
+
+	return ret;
 }
 
 int unregister_pinmux(struct pinmux_info *pip)
 {
 	pr_info("%s deregistering\n", pip->name);
-
+	pfc_iounmap(pip);
 	return gpiochip_remove(&pip->chip);
 }

drivers/tty/serial/sh-sci.c

@@ -50,6 +50,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/scatterlist.h>
 #include <linux/slab.h>
+#include <linux/gpio.h>
 
 #ifdef CONFIG_SUPERH
 #include <asm/sh_bios.h>
@@ -73,6 +74,7 @@ struct sci_port {
 	struct clk		*fclk;
 
 	char			*irqstr[SCIx_NR_IRQS];
+	char			*gpiostr[SCIx_NR_FNS];
 
 	struct dma_chan			*chan_tx;
 	struct dma_chan			*chan_rx;
@@ -474,8 +476,15 @@ static void sci_init_pins(struct uart_port *port, unsigned int cflag)
 	if (!reg->size)
 		return;
 
-	if (!(cflag & CRTSCTS))
-		sci_out(port, SCSPTR, 0x0080); /* Set RTS = 1 */
+	if ((s->cfg->capabilities & SCIx_HAVE_RTSCTS) &&
+	    ((!(cflag & CRTSCTS)))) {
+		unsigned short status;
+
+		status = sci_in(port, SCSPTR);
+		status &= ~SCSPTR_CTSIO;
+		status |= SCSPTR_RTSIO;
+		sci_out(port, SCSPTR, status); /* Set RTS = 1 */
+	}
 }
 
 static int sci_txfill(struct uart_port *port)
@@ -621,6 +630,7 @@ static void sci_receive_chars(struct uart_port *port)
 		} else {
 			for (i = 0; i < count; i++) {
 				char c = sci_in(port, SCxRDR);
+
 				status = sci_in(port, SCxSR);
 #if defined(CONFIG_CPU_SH3)
 				/* Skip "chars" during break */
@@ -649,9 +659,11 @@ static void sci_receive_chars(struct uart_port *port)
 				/* Store data and status */
 				if (status & SCxSR_FER(port)) {
 					flag = TTY_FRAME;
+					port->icount.frame++;
 					dev_notice(port->dev, "frame error\n");
 				} else if (status & SCxSR_PER(port)) {
 					flag = TTY_PARITY;
+					port->icount.parity++;
 					dev_notice(port->dev, "parity error\n");
 				} else
 					flag = TTY_NORMAL;
@@ -723,6 +735,8 @@ static int sci_handle_errors(struct uart_port *port)
 	 */
 	if (s->cfg->overrun_bit != SCIx_NOT_SUPPORTED) {
 		if (status & (1 << s->cfg->overrun_bit)) {
+			port->icount.overrun++;
+
 			/* overrun error */
 			if (tty_insert_flip_char(tty, 0, TTY_OVERRUN))
 				copied++;
@@ -737,6 +751,8 @@ static int sci_handle_errors(struct uart_port *port)
 			struct sci_port *sci_port = to_sci_port(port);
 
 			if (!sci_port->break_flag) {
+				port->icount.brk++;
+
 				sci_port->break_flag = 1;
 				sci_schedule_break_timer(sci_port);
 
@@ -752,6 +768,8 @@ static int sci_handle_errors(struct uart_port *port)
 
 		} else {
 			/* frame error */
+			port->icount.frame++;
+
 			if (tty_insert_flip_char(tty, 0, TTY_FRAME))
 				copied++;
 
@@ -761,6 +779,8 @@ static int sci_handle_errors(struct uart_port *port)
 
 	if (status & SCxSR_PER(port)) {
 		/* parity error */
+		port->icount.parity++;
+
 		if (tty_insert_flip_char(tty, 0, TTY_PARITY))
 			copied++;
 
@@ -787,6 +807,8 @@ static int sci_handle_fifo_overrun(struct uart_port *port)
 	if ((sci_in(port, SCLSR) & (1 << s->cfg->overrun_bit))) {
 		sci_out(port, SCLSR, 0);
 
+		port->icount.overrun++;
+
 		tty_insert_flip_char(tty, 0, TTY_OVERRUN);
 		tty_flip_buffer_push(tty);
 
@@ -812,6 +834,9 @@ static int sci_handle_breaks(struct uart_port *port)
 		/* Debounce break */
 		s->break_flag = 1;
 #endif
+
+		port->icount.brk++;
+
 		/* Notify of BREAK */
 		if (tty_insert_flip_char(tty, 0, TTY_BREAK))
 			copied++;
@@ -1082,6 +1107,67 @@ static void sci_free_irq(struct sci_port *port)
 	}
 }
 
+static const char *sci_gpio_names[SCIx_NR_FNS] = {
+	"sck", "rxd", "txd", "cts", "rts",
+};
+
+static const char *sci_gpio_str(unsigned int index)
+{
+	return sci_gpio_names[index];
+}
+
+static void __devinit sci_init_gpios(struct sci_port *port)
+{
+	struct uart_port *up = &port->port;
+	int i;
+
+	if (!port->cfg)
+		return;
+
+	for (i = 0; i < SCIx_NR_FNS; i++) {
+		const char *desc;
+		int ret;
+
+		if (!port->cfg->gpios[i])
+			continue;
+
+		desc = sci_gpio_str(i);
+
+		port->gpiostr[i] = kasprintf(GFP_KERNEL, "%s:%s",
+					     dev_name(up->dev), desc);
+
+		/*
+		 * If we've failed the allocation, we can still continue
+		 * on with a NULL string.
+		 */
+		if (!port->gpiostr[i])
+			dev_notice(up->dev, "%s string allocation failure\n",
+				   desc);
+
+		ret = gpio_request(port->cfg->gpios[i], port->gpiostr[i]);
+		if (unlikely(ret != 0)) {
+			dev_notice(up->dev, "failed %s gpio request\n", desc);
+
+			/*
+			 * If we can't get the GPIO for whatever reason,
+			 * no point in keeping the verbose string around.
+			 */
+			kfree(port->gpiostr[i]);
+		}
+	}
+}
+
+static void sci_free_gpios(struct sci_port *port)
+{
+	int i;
+
+	for (i = 0; i < SCIx_NR_FNS; i++)
+		if (port->cfg->gpios[i]) {
+			gpio_free(port->cfg->gpios[i]);
+			kfree(port->gpiostr[i]);
+		}
+}
+
 static unsigned int sci_tx_empty(struct uart_port *port)
 {
 	unsigned short status = sci_in(port, SCxSR);
@@ -1090,19 +1176,39 @@ static unsigned int sci_tx_empty(struct uart_port *port)
 	return (status & SCxSR_TEND(port)) && !in_tx_fifo ? TIOCSER_TEMT : 0;
 }
 
+/*
+ * Modem control is a bit of a mixed bag for SCI(F) ports. Generally
+ * CTS/RTS is supported in hardware by at least one port and controlled
+ * via SCSPTR (SCxPCR for SCIFA/B parts), or external pins (presently
+ * handled via the ->init_pins() op, which is a bit of a one-way street,
+ * lacking any ability to defer pin control -- this will later be
+ * converted over to the GPIO framework).
+ *
+ * Other modes (such as loopback) are supported generically on certain
+ * port types, but not others. For these it's sufficient to test for the
+ * existence of the support register and simply ignore the port type.
+ */
 static void sci_set_mctrl(struct uart_port *port, unsigned int mctrl)
 {
-	/* This routine is used for seting signals of: DTR, DCD, CTS/RTS */
-	/* We use SCIF's hardware for CTS/RTS, so don't need any for that. */
-	/* If you have signals for DTR and DCD, please implement here. */
+	if (mctrl & TIOCM_LOOP) {
+		struct plat_sci_reg *reg;
+
+		/*
+		 * Standard loopback mode for SCFCR ports.
+		 */
+		reg = sci_getreg(port, SCFCR);
+		if (reg->size)
+			sci_out(port, SCFCR, sci_in(port, SCFCR) | 1);
+	}
 }
 
 static unsigned int sci_get_mctrl(struct uart_port *port)
 {
-	/* This routine is used for getting signals of: DTR, DCD, DSR, RI,
-	   and CTS/RTS */
-
-	return TIOCM_DTR | TIOCM_RTS | TIOCM_CTS | TIOCM_DSR;
+	/*
+	 * CTS/RTS is handled in hardware when supported, while nothing
+	 * else is wired up. Keep it simple and simply assert DSR/CAR.
+	 */
+	return TIOCM_DSR | TIOCM_CAR;
 }
 
 #ifdef CONFIG_SERIAL_SH_SCI_DMA
@@ -1449,12 +1555,17 @@ static void sci_stop_rx(struct uart_port *port)
 
 static void sci_enable_ms(struct uart_port *port)
 {
-	/* Nothing here yet .. */
+	/*
+	 * Not supported by hardware, always a nop.
+	 */
 }
 
 static void sci_break_ctl(struct uart_port *port, int break_state)
 {
-	/* Nothing here yet .. */
+	/*
+	 * Not supported by hardware. Most parts couple break and rx
+	 * interrupts together, with break detection always enabled.
+	 */
 }
 
 #ifdef CONFIG_SERIAL_SH_SCI_DMA
@@ -1652,6 +1763,7 @@ static unsigned int sci_scbrr_calc(unsigned int algo_id, unsigned int bps,
 
 static void sci_reset(struct uart_port *port)
 {
+	struct plat_sci_reg *reg;
 	unsigned int status;
 
 	do {
@@ -1660,7 +1772,8 @@ static void sci_reset(struct uart_port *port)
 
 	sci_out(port, SCSCR, 0x00);	/* TE=0, RE=0, CKE1=0 */
 
-	if (port->type != PORT_SCI)
+	reg = sci_getreg(port, SCFCR);
+	if (reg->size)
 		sci_out(port, SCFCR, SCFCR_RFRST | SCFCR_TFRST);
 }
 
@@ -1668,9 +1781,9 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
 			    struct ktermios *old)
 {
 	struct sci_port *s = to_sci_port(port);
+	struct plat_sci_reg *reg;
 	unsigned int baud, smr_val, max_baud;
 	int t = -1;
-	u16 scfcr = 0;
 
 	/*
 	 * earlyprintk comes here early on with port->uartclk set to zero.
@@ -1720,7 +1833,27 @@ static void sci_set_termios(struct uart_port *port, struct ktermios *termios,
 	}
 
 	sci_init_pins(port, termios->c_cflag);
-	sci_out(port, SCFCR, scfcr | ((termios->c_cflag & CRTSCTS) ? SCFCR_MCE : 0));
+
+	reg = sci_getreg(port, SCFCR);
+	if (reg->size) {
+		unsigned short ctrl = sci_in(port, SCFCR);
+
+		if (s->cfg->capabilities & SCIx_HAVE_RTSCTS) {
+			if (termios->c_cflag & CRTSCTS)
+				ctrl |= SCFCR_MCE;
+			else
+				ctrl &= ~SCFCR_MCE;
+		}
+
+		/*
+		 * As we've done a sci_reset() above, ensure we don't
+		 * interfere with the FIFOs while toggling MCE. As the
+		 * reset values could still be set, simply mask them out.
+		 */
+		ctrl &= ~(SCFCR_RFRST | SCFCR_TFRST);
+
+		sci_out(port, SCFCR, ctrl);
+	}
 
 	sci_out(port, SCSCR, s->cfg->scscr);
 
@@ -1892,6 +2025,8 @@ static int __devinit sci_init_single(struct platform_device *dev,
 	struct uart_port *port = &sci_port->port;
 	int ret;
 
+	sci_port->cfg	= p;
+
 	port->ops	= &sci_uart_ops;
 	port->iotype	= UPIO_MEM;
 	port->line	= index;
@@ -1937,6 +2072,8 @@ static int __devinit sci_init_single(struct platform_device *dev,
 
 		port->dev = &dev->dev;
 
+		sci_init_gpios(sci_port);
+
 		pm_runtime_irq_safe(&dev->dev);
 		pm_runtime_enable(&dev->dev);
 	}
@@ -1971,8 +2108,6 @@ static int __devinit sci_init_single(struct platform_device *dev,
 		p->error_mask |= (1 << p->overrun_bit);
 	}
 
-	sci_port->cfg		= p;
-
 	port->mapbase		= p->mapbase;
 	port->type		= p->type;
 	port->flags		= p->flags;
@@ -2113,9 +2248,16 @@ static int sci_runtime_suspend(struct device *dev)
 	struct uart_port *port = &sci_port->port;
 
 	if (uart_console(port)) {
+		struct plat_sci_reg *reg;
+
 		sci_port->saved_smr = sci_in(port, SCSMR);
 		sci_port->saved_brr = sci_in(port, SCBRR);
-		sci_port->saved_fcr = sci_in(port, SCFCR);
+
+		reg = sci_getreg(port, SCFCR);
+		if (reg->size)
+			sci_port->saved_fcr = sci_in(port, SCFCR);
+		else
+			sci_port->saved_fcr = 0;
 	}
 	return 0;
 }
@@ -2129,7 +2271,10 @@ static int sci_runtime_resume(struct device *dev)
 		sci_reset(port);
 		sci_out(port, SCSMR, sci_port->saved_smr);
 		sci_out(port, SCBRR, sci_port->saved_brr);
-		sci_out(port, SCFCR, sci_port->saved_fcr);
+
+		if (sci_port->saved_fcr)
+			sci_out(port, SCFCR, sci_port->saved_fcr);
+
 		sci_out(port, SCSCR, sci_port->cfg->scscr);
 	}
 	return 0;
@@ -2169,6 +2314,8 @@ static int sci_remove(struct platform_device *dev)
 	cpufreq_unregister_notifier(&port->freq_transition,
 				    CPUFREQ_TRANSITION_NOTIFIER);
 
+	sci_free_gpios(port);
+
 	uart_remove_one_port(&sci_uart_driver, &port->port);
 
 	clk_put(port->iclk);

include/linux/serial_sci.h

@@ -49,6 +49,10 @@ enum {
 
 #define SCIF_DEFAULT_ERROR_MASK (SCIF_PER | SCIF_FER | SCIF_ER | SCIF_BRK)
 
+/* SCSPTR, optional */
+#define SCSPTR_RTSIO	(1 << 7)
+#define SCSPTR_CTSIO	(1 << 5)
+
 /* Offsets into the sci_port->irqs array */
 enum {
 	SCIx_ERI_IRQ,
@@ -60,6 +64,17 @@ enum {
 	SCIx_MUX_IRQ = SCIx_NR_IRQS,	/* special case */
 };
 
+/* Offsets into the sci_port->gpios array */
+enum {
+	SCIx_SCK,
+	SCIx_RXD,
+	SCIx_TXD,
+	SCIx_CTS,
+	SCIx_RTS,
+
+	SCIx_NR_FNS,
+};
+
 enum {
 	SCIx_PROBE_REGTYPE,
 
@@ -108,14 +123,21 @@ struct plat_sci_port_ops {
 	void (*init_pins)(struct uart_port *, unsigned int cflag);
 };
 
+/*
+ * Port-specific capabilities
+ */
+#define SCIx_HAVE_RTSCTS	(1 << 0)
+
 /*
  * Platform device specific platform_data struct
  */
 struct plat_sci_port {
 	unsigned long	mapbase;		/* resource base */
 	unsigned int	irqs[SCIx_NR_IRQS];	/* ERI, RXI, TXI, BRI */
+	unsigned int	gpios[SCIx_NR_FNS];	/* SCK, RXD, TXD, CTS, RTS */
 	unsigned int	type;			/* SCI / SCIF / IRDA */
 	upf_t		flags;			/* UPF_* flags */
+	unsigned long	capabilities;		/* Port features/capabilities */
 
 	unsigned int	scbrr_algo_id;		/* SCBRR calculation algo */
 	unsigned int	scscr;			/* SCSCR initialization */

include/linux/sh_clk.h

@@ -49,6 +49,7 @@ struct clk {
 
 	void __iomem		*enable_reg;
 	unsigned int		enable_bit;
+	void __iomem		*mapped_reg;
 
 	unsigned long		arch_flags;
 	void			*priv;
@@ -131,10 +132,9 @@ int sh_clk_div4_enable_register(struct clk *clks, int nr,
 int sh_clk_div4_reparent_register(struct clk *clks, int nr,
 			 struct clk_div4_table *table);
 
-#define SH_CLK_DIV6_EXT(_parent, _reg, _flags, _parents,	\
+#define SH_CLK_DIV6_EXT(_reg, _flags, _parents,			\
 			_num_parents, _src_shift, _src_width)	\
 {								\
-	.parent = _parent,					\
 	.enable_reg = (void __iomem *)_reg,			\
 	.flags = _flags,					\
 	.parent_table = _parents,				\
@@ -144,7 +144,11 @@ int sh_clk_div4_reparent_register(struct clk *clks, int nr,
 }
 
 #define SH_CLK_DIV6(_parent, _reg, _flags)			\
-	SH_CLK_DIV6_EXT(_parent, _reg, _flags, NULL, 0, 0, 0)
+{								\
+	.parent		= _parent,				\
+	.enable_reg	= (void __iomem *)_reg,			\
+	.flags		= _flags,				\
+}
 
 int sh_clk_div6_register(struct clk *clks, int nr);
 int sh_clk_div6_reparent_register(struct clk *clks, int nr);

include/linux/sh_pfc.h

@@ -55,6 +55,7 @@ struct pinmux_cfg_reg {
 struct pinmux_data_reg {
 	unsigned long reg, reg_width, reg_shadow;
 	pinmux_enum_t *enum_ids;
+	void __iomem *mapped_reg;
 };
 
 #define PINMUX_DATA_REG(name, r, r_width) \
@@ -75,6 +76,12 @@ struct pinmux_range {
 	pinmux_enum_t force;
 };
 
+struct pfc_window {
+	phys_addr_t phys;
+	void __iomem *virt;
+	unsigned long size;
+};
+
 struct pinmux_info {
 	char *name;
 	pinmux_enum_t reserved_id;
@@ -98,6 +105,10 @@ struct pinmux_info {
 	struct pinmux_irq *gpio_irq;
 	unsigned int gpio_irq_size;
 
+	struct resource *resource;
+	unsigned int num_resources;
+	struct pfc_window *window;
+
 	struct gpio_chip chip;
 };