MIPS: Loongson32: Remove unused platform devices

platform.c contains several unused platform device with no
drivers submited.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: linux-mips@vger.kernel.org
Cc: keguang.zhang@gmail.com

arch/mips/include/asm/mach-loongson32/platform.h

@@ -17,19 +17,15 @@
 
 extern struct platform_device ls1x_uart_pdev;
 extern struct platform_device ls1x_cpufreq_pdev;
-extern struct platform_device ls1x_dma_pdev;
 extern struct platform_device ls1x_eth0_pdev;
 extern struct platform_device ls1x_eth1_pdev;
 extern struct platform_device ls1x_ehci_pdev;
 extern struct platform_device ls1x_gpio0_pdev;
 extern struct platform_device ls1x_gpio1_pdev;
-extern struct platform_device ls1x_nand_pdev;
 extern struct platform_device ls1x_rtc_pdev;
 extern struct platform_device ls1x_wdt_pdev;
 
 void __init ls1x_clk_init(void);
-void __init ls1x_dma_set_platdata(struct plat_ls1x_dma *pdata);
-void __init ls1x_nand_set_platdata(struct plat_ls1x_nand *pdata);
 void __init ls1x_rtc_set_extclk(struct platform_device *pdev);
 void __init ls1x_serial_set_uartclk(struct platform_device *pdev);
 

arch/mips/loongson32/common/platform.c

@@ -81,42 +81,6 @@ struct platform_device ls1x_cpufreq_pdev = {
 	},
 };
 
-/* DMA */
-static struct resource ls1x_dma_resources[] = {
-	[0] = {
-		.start = LS1X_DMAC_BASE,
-		.end = LS1X_DMAC_BASE + SZ_4 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = LS1X_DMA0_IRQ,
-		.end = LS1X_DMA0_IRQ,
-		.flags = IORESOURCE_IRQ,
-	},
-	[2] = {
-		.start = LS1X_DMA1_IRQ,
-		.end = LS1X_DMA1_IRQ,
-		.flags = IORESOURCE_IRQ,
-	},
-	[3] = {
-		.start = LS1X_DMA2_IRQ,
-		.end = LS1X_DMA2_IRQ,
-		.flags = IORESOURCE_IRQ,
-	},
-};
-
-struct platform_device ls1x_dma_pdev = {
-	.name		= "ls1x-dma",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(ls1x_dma_resources),
-	.resource	= ls1x_dma_resources,
-};
-
-void __init ls1x_dma_set_platdata(struct plat_ls1x_dma *pdata)
-{
-	ls1x_dma_pdev.dev.platform_data = pdata;
-}
-
 /* Synopsys Ethernet GMAC */
 static struct stmmac_mdio_bus_data ls1x_mdio_bus_data = {
 	.phy_mask	= 0,
@@ -291,33 +255,6 @@ struct platform_device ls1x_gpio1_pdev = {
 	.resource	= ls1x_gpio1_resources,
 };
 
-/* NAND Flash */
-static struct resource ls1x_nand_resources[] = {
-	[0] = {
-		.start	= LS1X_NAND_BASE,
-		.end	= LS1X_NAND_BASE + SZ_32 - 1,
-		.flags	= IORESOURCE_MEM,
-	},
-	[1] = {
-		/* DMA channel 0 is dedicated to NAND */
-		.start	= LS1X_DMA_CHANNEL0,
-		.end	= LS1X_DMA_CHANNEL0,
-		.flags	= IORESOURCE_DMA,
-	},
-};
-
-struct platform_device ls1x_nand_pdev = {
-	.name		= "ls1x-nand",
-	.id		= -1,
-	.num_resources	= ARRAY_SIZE(ls1x_nand_resources),
-	.resource	= ls1x_nand_resources,
-};
-
-void __init ls1x_nand_set_platdata(struct plat_ls1x_nand *pdata)
-{
-	ls1x_nand_pdev.dev.platform_data = pdata;
-}
-
 /* USB EHCI */
 static u64 ls1x_ehci_dmamask = DMA_BIT_MASK(32);