ARM: OMAP2: Add common register access for 24xx and 34xx

This patch adds common register access for 24xx and 34xx power
and clock management in order to share code between 24xx and 34xx.

Only change USB platform init code to use new register access, other
access will be changed in later patches.
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/Makefile

@@ -3,8 +3,8 @@
 #
 
 # Common support
-obj-y := irq.o id.o io.o sram-fn.o memory.o prcm.o clock.o mux.o devices.o \
-	 serial.o gpmc.o timer-gp.o
+obj-y := irq.o id.o io.o sram-fn.o memory.o control.o prcm.o clock.o mux.o \
+		devices.o serial.o gpmc.o timer-gp.o
 
 # Power Management
 obj-$(CONFIG_PM) += pm.o pm-domain.o sleep.o

arch/arm/mach-omap2/cm.h

+#ifndef __ARCH_ASM_MACH_OMAP2_CM_H
+#define __ARCH_ASM_MACH_OMAP2_CM_H
+
+/*
+ * OMAP2/3 Clock Management (CM) register definitions
+ *
+ * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2008 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "prcm-common.h"
+
+#ifndef __ASSEMBLER__
+#define OMAP_CM_REGADDR(module, reg)					\
+	(void __iomem *)IO_ADDRESS(OMAP2_CM_BASE + (module) + (reg))
+#else
+#define OMAP2420_CM_REGADDR(module, reg)				\
+			IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg))
+#define OMAP2430_CM_REGADDR(module, reg)				\
+			IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg))
+#define OMAP34XX_CM_REGADDR(module, reg)				\
+			IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg))
+#endif
+
+/*
+ * Architecture-specific global CM registers
+ * Use cm_{read,write}_reg() with these registers.
+ * These registers appear once per CM module.
+ */
+
+#define OMAP3430_CM_REVISION		OMAP_CM_REGADDR(OCP_MOD, 0x0000)
+#define OMAP3430_CM_SYSCONFIG		OMAP_CM_REGADDR(OCP_MOD, 0x0010)
+#define OMAP3430_CM_POLCTRL		OMAP_CM_REGADDR(OCP_MOD, 0x009c)
+
+#define OMAP3430_CM_CLKOUT_CTRL		OMAP_CM_REGADDR(OMAP3430_CCR_MOD, 0x0070)
+
+/*
+ * Module specific CM registers from CM_BASE + domain offset
+ * Use cm_{read,write}_mod_reg() with these registers.
+ * These register offsets generally appear in more than one PRCM submodule.
+ */
+
+/* Common between 24xx and 34xx */
+
+#define CM_FCLKEN					0x0000
+#define CM_FCLKEN1					CM_FCLKEN
+#define CM_CLKEN					CM_FCLKEN
+#define CM_ICLKEN					0x0010
+#define CM_ICLKEN1					CM_ICLKEN
+#define CM_ICLKEN2					0x0014
+#define CM_ICLKEN3					0x0018
+#define CM_IDLEST					0x0020
+#define CM_IDLEST1					CM_IDLEST
+#define CM_IDLEST2					0x0024
+#define CM_AUTOIDLE					0x0030
+#define CM_AUTOIDLE1					CM_AUTOIDLE
+#define CM_AUTOIDLE2					0x0034
+#define CM_AUTOIDLE3					0x0038
+#define CM_CLKSEL					0x0040
+#define CM_CLKSEL1					CM_CLKSEL
+#define CM_CLKSEL2					0x0044
+#define CM_CLKSTCTRL					0x0048
+
+
+/* Architecture-specific registers */
+
+#define OMAP24XX_CM_FCLKEN2				0x0004
+#define OMAP24XX_CM_ICLKEN4				0x001c
+#define OMAP24XX_CM_AUTOIDLE4				0x003c
+
+#define OMAP2430_CM_IDLEST3				0x0028
+
+#define OMAP3430_CM_CLKEN_PLL				0x0004
+#define OMAP3430ES2_CM_CLKEN2				0x0004
+#define OMAP3430ES2_CM_FCLKEN3				0x0008
+#define OMAP3430_CM_IDLEST_PLL				CM_IDLEST2
+#define OMAP3430_CM_AUTOIDLE_PLL			CM_AUTOIDLE2
+#define OMAP3430_CM_CLKSEL1				CM_CLKSEL
+#define OMAP3430_CM_CLKSEL1_PLL				CM_CLKSEL
+#define OMAP3430_CM_CLKSEL2_PLL				CM_CLKSEL2
+#define OMAP3430_CM_SLEEPDEP				CM_CLKSEL2
+#define OMAP3430_CM_CLKSEL3				CM_CLKSTCTRL
+#define OMAP3430_CM_CLKSTST				0x004c
+#define OMAP3430ES2_CM_CLKSEL4				0x004c
+#define OMAP3430ES2_CM_CLKSEL5				0x0050
+#define OMAP3430_CM_CLKSEL2_EMU				0x0050
+#define OMAP3430_CM_CLKSEL3_EMU				0x0054
+
+
+/* Clock management domain register get/set */
+
+#ifndef __ASSEMBLER__
+static inline void cm_write_mod_reg(u32 val, s16 module, s16 idx)
+{
+	__raw_writel(val, OMAP_CM_REGADDR(module, idx));
+}
+
+static inline u32 cm_read_mod_reg(s16 module, s16 idx)
+{
+	return __raw_readl(OMAP_CM_REGADDR(module, idx));
+}
+#endif
+
+/* CM register bits shared between 24XX and 3430 */
+
+/* CM_CLKSEL_GFX */
+#define OMAP_CLKSEL_GFX_SHIFT				0
+#define OMAP_CLKSEL_GFX_MASK				(0x7 << 0)
+
+/* CM_ICLKEN_GFX */
+#define OMAP_EN_GFX_SHIFT				0
+#define OMAP_EN_GFX					(1 << 0)
+
+/* CM_IDLEST_GFX */
+#define OMAP_ST_GFX					(1 << 0)
+
+
+#endif

arch/arm/mach-omap2/control.c

+/*
+ * OMAP2/3 System Control Module register access
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#undef DEBUG
+
+#include <linux/kernel.h>
+
+#include <asm/io.h>
+
+#include <asm/arch/control.h>
+
+static u32 omap2_ctrl_base;
+
+#define OMAP_CTRL_REGADDR(reg)	(void __iomem *)IO_ADDRESS(omap2_ctrl_base \
+								+ (reg))
+
+void omap_ctrl_base_set(u32 base)
+{
+	omap2_ctrl_base = base;
+}
+
+u32 omap_ctrl_base_get(void)
+{
+	return omap2_ctrl_base;
+}
+
+u8 omap_ctrl_readb(u16 offset)
+{
+	return __raw_readb(OMAP_CTRL_REGADDR(offset));
+}
+
+u16 omap_ctrl_readw(u16 offset)
+{
+	return __raw_readw(OMAP_CTRL_REGADDR(offset));
+}
+
+u32 omap_ctrl_readl(u16 offset)
+{
+	return __raw_readl(OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writeb(u8 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writeb: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writeb(val, OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writew(u16 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writew: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writew(val, OMAP_CTRL_REGADDR(offset));
+}
+
+void omap_ctrl_writel(u32 val, u16 offset)
+{
+	pr_debug("omap_ctrl_writel: writing 0x%0x to 0x%0x\n", val,
+		 (u32)OMAP_CTRL_REGADDR(offset));
+
+	__raw_writel(val, OMAP_CTRL_REGADDR(offset));
+}
+

arch/arm/mach-omap2/prm-regbits-24xx.h

+#ifndef __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H
+#define __ARCH_ARM_MACH_OMAP2_PRM_REGBITS_24XX_H
+
+/*
+ * OMAP24XX Power/Reset Management register bits
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "prm.h"
+
+/* Bits shared between registers */
+
+/* PRCM_IRQSTATUS_MPU, PM_IRQSTATUS_DSP, PRCM_IRQSTATUS_IVA shared bits */
+#define OMAP24XX_VOLTTRANS_ST				(1 << 2)
+#define OMAP24XX_WKUP2_ST				(1 << 1)
+#define OMAP24XX_WKUP1_ST				(1 << 0)
+
+/* PRCM_IRQENABLE_MPU, PM_IRQENABLE_DSP, PRCM_IRQENABLE_IVA shared bits */
+#define OMAP24XX_VOLTTRANS_EN				(1 << 2)
+#define OMAP24XX_WKUP2_EN				(1 << 1)
+#define OMAP24XX_WKUP1_EN				(1 << 0)
+
+/* PM_WKDEP_GFX, PM_WKDEP_MPU, PM_WKDEP_DSP, PM_WKDEP_MDM shared bits */
+#define OMAP24XX_EN_MPU					(1 << 1)
+#define OMAP24XX_EN_CORE				(1 << 0)
+
+/*
+ * PM_PWSTCTRL_MPU, PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM
+ * shared bits
+ */
+#define OMAP24XX_MEMONSTATE_SHIFT			10
+#define OMAP24XX_MEMONSTATE_MASK			(0x3 << 10)
+#define OMAP24XX_MEMRETSTATE				(1 << 3)
+
+/* PM_PWSTCTRL_GFX, PM_PWSTCTRL_DSP, PM_PWSTCTRL_MDM shared bits */
+#define OMAP24XX_FORCESTATE				(1 << 18)
+
+/*
+ * PM_PWSTST_CORE, PM_PWSTST_GFX, PM_PWSTST_MPU, PM_PWSTST_DSP,
+ * PM_PWSTST_MDM shared bits
+ */
+#define OMAP24XX_CLKACTIVITY				(1 << 19)
+
+/* PM_PWSTST_MPU, PM_PWSTST_CORE, PM_PWSTST_DSP shared bits */
+#define OMAP24XX_LASTSTATEENTERED_SHIFT			4
+#define OMAP24XX_LASTSTATEENTERED_MASK			(0x3 << 4)
+
+/* PM_PWSTST_MPU and PM_PWSTST_DSP shared bits */
+#define OMAP2430_MEMSTATEST_SHIFT			10
+#define OMAP2430_MEMSTATEST_MASK			(0x3 << 10)
+
+/* PM_PWSTST_GFX, PM_PWSTST_DSP, PM_PWSTST_MDM shared bits */
+#define OMAP24XX_POWERSTATEST_SHIFT			0
+#define OMAP24XX_POWERSTATEST_MASK			(0x3 << 0)
+
+
+/* Bits specific to each register */
+
+/* PRCM_REVISION */
+#define OMAP24XX_REV_SHIFT				0
+#define OMAP24XX_REV_MASK				(0xff << 0)
+
+/* PRCM_SYSCONFIG */
+#define OMAP24XX_AUTOIDLE				(1 << 0)
+
+/* PRCM_IRQSTATUS_MPU specific bits */
+#define OMAP2430_DPLL_RECAL_ST				(1 << 6)
+#define OMAP24XX_TRANSITION_ST				(1 << 5)
+#define OMAP24XX_EVGENOFF_ST				(1 << 4)
+#define OMAP24XX_EVGENON_ST				(1 << 3)
+
+/* PRCM_IRQENABLE_MPU specific bits */
+#define OMAP2430_DPLL_RECAL_EN				(1 << 6)
+#define OMAP24XX_TRANSITION_EN				(1 << 5)
+#define OMAP24XX_EVGENOFF_EN				(1 << 4)
+#define OMAP24XX_EVGENON_EN				(1 << 3)
+
+/* PRCM_VOLTCTRL */
+#define OMAP24XX_AUTO_EXTVOLT				(1 << 15)
+#define OMAP24XX_FORCE_EXTVOLT				(1 << 14)
+#define OMAP24XX_SETOFF_LEVEL_SHIFT			12
+#define OMAP24XX_SETOFF_LEVEL_MASK			(0x3 << 12)
+#define OMAP24XX_MEMRETCTRL				(1 << 8)
+#define OMAP24XX_SETRET_LEVEL_SHIFT			6
+#define OMAP24XX_SETRET_LEVEL_MASK			(0x3 << 6)
+#define OMAP24XX_VOLT_LEVEL_SHIFT			0
+#define OMAP24XX_VOLT_LEVEL_MASK			(0x3 << 0)
+
+/* PRCM_VOLTST */
+#define OMAP24XX_ST_VOLTLEVEL_SHIFT			0
+#define OMAP24XX_ST_VOLTLEVEL_MASK			(0x3 << 0)
+
+/* PRCM_CLKSRC_CTRL specific bits */
+
+/* PRCM_CLKOUT_CTRL */
+#define OMAP2420_CLKOUT2_EN_SHIFT			15
+#define OMAP2420_CLKOUT2_EN				(1 << 15)
+#define OMAP2420_CLKOUT2_DIV_SHIFT			11
+#define OMAP2420_CLKOUT2_DIV_MASK			(0x7 << 11)
+#define OMAP2420_CLKOUT2_SOURCE_SHIFT			8
+#define OMAP2420_CLKOUT2_SOURCE_MASK			(0x3 << 8)
+#define OMAP24XX_CLKOUT_EN_SHIFT			7
+#define OMAP24XX_CLKOUT_EN				(1 << 7)
+#define OMAP24XX_CLKOUT_DIV_SHIFT			3
+#define OMAP24XX_CLKOUT_DIV_MASK			(0x7 << 3)
+#define OMAP24XX_CLKOUT_SOURCE_SHIFT			0
+#define OMAP24XX_CLKOUT_SOURCE_MASK			(0x3 << 0)
+
+/* PRCM_CLKEMUL_CTRL */
+#define OMAP24XX_EMULATION_EN_SHIFT			0
+#define OMAP24XX_EMULATION_EN				(1 << 0)
+
+/* PRCM_CLKCFG_CTRL */
+#define OMAP24XX_VALID_CONFIG				(1 << 0)
+
+/* PRCM_CLKCFG_STATUS */
+#define OMAP24XX_CONFIG_STATUS				(1 << 0)
+
+/* PRCM_VOLTSETUP specific bits */
+
+/* PRCM_CLKSSETUP specific bits */
+
+/* PRCM_POLCTRL */
+#define OMAP2420_CLKOUT2_POL				(1 << 10)
+#define OMAP24XX_CLKOUT_POL				(1 << 9)
+#define OMAP24XX_CLKREQ_POL				(1 << 8)
+#define OMAP2430_USE_POWEROK				(1 << 2)
+#define OMAP2430_POWEROK_POL				(1 << 1)
+#define OMAP24XX_EXTVOL_POL				(1 << 0)
+
+/* RM_RSTST_MPU specific bits */
+/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" instead */
+
+/* PM_WKDEP_MPU specific bits */
+#define OMAP2430_PM_WKDEP_MPU_EN_MDM			(1 << 5)
+#define OMAP24XX_PM_WKDEP_MPU_EN_DSP			(1 << 2)
+
+/* PM_EVGENCTRL_MPU specific bits */
+
+/* PM_EVEGENONTIM_MPU specific bits */
+
+/* PM_EVEGENOFFTIM_MPU specific bits */
+
+/* PM_PWSTCTRL_MPU specific bits */
+#define OMAP2430_FORCESTATE				(1 << 18)
+
+/* PM_PWSTST_MPU specific bits */
+/* INTRANSITION, CLKACTIVITY, POWERSTATE, MEMSTATEST are 2430 only */
+
+/* PM_WKEN1_CORE specific bits */
+
+/* PM_WKEN2_CORE specific bits */
+
+/* PM_WKST1_CORE specific bits*/
+
+/* PM_WKST2_CORE specific bits */
+
+/* PM_WKDEP_CORE specific bits*/
+#define OMAP2430_PM_WKDEP_CORE_EN_MDM			(1 << 5)
+#define OMAP24XX_PM_WKDEP_CORE_EN_GFX			(1 << 3)
+#define OMAP24XX_PM_WKDEP_CORE_EN_DSP			(1 << 2)
+
+/* PM_PWSTCTRL_CORE specific bits */
+#define OMAP24XX_MEMORYCHANGE				(1 << 20)
+#define OMAP24XX_MEM3ONSTATE_SHIFT			14
+#define OMAP24XX_MEM3ONSTATE_MASK			(0x3 << 14)
+#define OMAP24XX_MEM2ONSTATE_SHIFT			12
+#define OMAP24XX_MEM2ONSTATE_MASK			(0x3 << 12)
+#define OMAP24XX_MEM1ONSTATE_SHIFT			10
+#define OMAP24XX_MEM1ONSTATE_MASK			(0x3 << 10)
+#define OMAP24XX_MEM3RETSTATE				(1 << 5)
+#define OMAP24XX_MEM2RETSTATE				(1 << 4)
+#define OMAP24XX_MEM1RETSTATE				(1 << 3)
+
+/* PM_PWSTST_CORE specific bits */
+#define OMAP24XX_MEM3STATEST_SHIFT			14
+#define OMAP24XX_MEM3STATEST_MASK			(0x3 << 14)
+#define OMAP24XX_MEM2STATEST_SHIFT			12
+#define OMAP24XX_MEM2STATEST_MASK			(0x3 << 12)
+#define OMAP24XX_MEM1STATEST_SHIFT			10
+#define OMAP24XX_MEM1STATEST_MASK			(0x3 << 10)
+
+/* RM_RSTCTRL_GFX */
+#define OMAP24XX_GFX_RST				(1 << 0)
+
+/* RM_RSTST_GFX specific bits */
+#define OMAP24XX_GFX_SW_RST				(1 << 4)
+
+/* PM_PWSTCTRL_GFX specific bits */
+
+/* PM_WKDEP_GFX specific bits */
+/* 2430 often calls EN_WAKEUP "EN_WKUP" */
+
+/* RM_RSTCTRL_WKUP specific bits */
+
+/* RM_RSTTIME_WKUP specific bits */
+
+/* RM_RSTST_WKUP specific bits */
+/* 2430 calls EXTWMPU_RST "EXTWARM_RST" and GLOBALWMPU_RST "GLOBALWARM_RST" */
+#define OMAP24XX_EXTWMPU_RST				(1 << 6)
+#define OMAP24XX_SECU_WD_RST				(1 << 5)
+#define OMAP24XX_MPU_WD_RST				(1 << 4)
+#define OMAP24XX_SECU_VIOL_RST				(1 << 3)
+
+/* PM_WKEN_WKUP specific bits */
+
+/* PM_WKST_WKUP specific bits */
+
+/* RM_RSTCTRL_DSP */
+#define OMAP2420_RST_IVA				(1 << 8)
+#define OMAP24XX_RST2_DSP				(1 << 1)
+#define OMAP24XX_RST1_DSP				(1 << 0)
+
+/* RM_RSTST_DSP specific bits */
+/* 2430 calls GLOBALWMPU_RST "GLOBALWARM_RST" */
+#define OMAP2420_IVA_SW_RST				(1 << 8)
+#define OMAP24XX_DSP_SW_RST2				(1 << 5)
+#define OMAP24XX_DSP_SW_RST1				(1 << 4)
+
+/* PM_WKDEP_DSP specific bits */
+
+/* PM_PWSTCTRL_DSP specific bits */
+/* 2430 only: MEMONSTATE, MEMRETSTATE */
+#define OMAP2420_MEMIONSTATE_SHIFT			12
+#define OMAP2420_MEMIONSTATE_MASK			(0x3 << 12)
+#define OMAP2420_MEMIRETSTATE				(1 << 4)
+
+/* PM_PWSTST_DSP specific bits */
+/* MEMSTATEST is 2430 only */
+#define OMAP2420_MEMISTATEST_SHIFT			12
+#define OMAP2420_MEMISTATEST_MASK			(0x3 << 12)
+
+/* PRCM_IRQSTATUS_DSP specific bits */
+
+/* PRCM_IRQENABLE_DSP specific bits */
+
+/* RM_RSTCTRL_MDM */
+/* 2430 only */
+#define OMAP2430_PWRON1_MDM				(1 << 1)
+#define OMAP2430_RST1_MDM				(1 << 0)
+
+/* RM_RSTST_MDM specific bits */
+/* 2430 only */
+#define OMAP2430_MDM_SECU_VIOL				(1 << 6)
+#define OMAP2430_MDM_SW_PWRON1				(1 << 5)
+#define OMAP2430_MDM_SW_RST1				(1 << 4)
+
+/* PM_WKEN_MDM */
+/* 2430 only */
+#define OMAP2430_PM_WKEN_MDM_EN_MDM			(1 << 0)
+
+/* PM_WKST_MDM specific bits */
+/* 2430 only */
+
+/* PM_WKDEP_MDM specific bits */
+/* 2430 only */
+
+/* PM_PWSTCTRL_MDM specific bits */
+/* 2430 only */
+#define OMAP2430_KILLDOMAINWKUP				(1 << 19)
+
+/* PM_PWSTST_MDM specific bits */
+/* 2430 only */
+
+/* PRCM_IRQSTATUS_IVA */
+/* 2420 only */
+
+/* PRCM_IRQENABLE_IVA */
+/* 2420 only */
+
+#endif

arch/arm/mach-omap2/sdrc.h

+#ifndef __ARCH_ARM_MACH_OMAP2_SDRC_H
+#define __ARCH_ARM_MACH_OMAP2_SDRC_H
+
+/*
+ * OMAP2 SDRC register definitions
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#undef DEBUG
+
+#include <asm/arch/sdrc.h>
+
+#ifndef __ASSEMBLER__
+extern unsigned long omap2_sdrc_base;
+extern unsigned long omap2_sms_base;
+
+#define OMAP_SDRC_REGADDR(reg)						\
+		(void __iomem *)IO_ADDRESS(omap2_sdrc_base + (reg))
+#define OMAP_SMS_REGADDR(reg)						\
+		(void __iomem *)IO_ADDRESS(omap2_sms_base + (reg))
+
+/* SDRC global register get/set */
+
+static inline void sdrc_write_reg(u32 val, u16 reg)
+{
+	__raw_writel(val, OMAP_SDRC_REGADDR(reg));
+}
+
+static inline u32 sdrc_read_reg(u16 reg)
+{
+	return __raw_readl(OMAP_SDRC_REGADDR(reg));
+}
+
+/* SMS global register get/set */
+
+static inline void sms_write_reg(u32 val, u16 reg)
+{
+	__raw_writel(val, OMAP_SMS_REGADDR(reg));
+}
+
+static inline u32 sms_read_reg(u16 reg)
+{
+	return __raw_readl(OMAP_SMS_REGADDR(reg));
+}
+#else
+#define OMAP242X_SDRC_REGADDR(reg)	IO_ADDRESS(OMAP2420_SDRC_BASE + (reg))
+#define OMAP243X_SDRC_REGADDR(reg)	IO_ADDRESS(OMAP243X_SDRC_BASE + (reg))
+#define OMAP34XX_SDRC_REGADDR(reg)	IO_ADDRESS(OMAP343X_SDRC_BASE + (reg))
+#endif	/* __ASSEMBLER__ */
+
+#endif

arch/arm/plat-omap/usb.c

@@ -33,6 +33,7 @@
 #include <asm/system.h>
 #include <asm/hardware.h>
 
+#include <asm/arch/control.h>
 #include <asm/arch/mux.h>
 #include <asm/arch/usb.h>
 #include <asm/arch/board.h>
@@ -76,7 +77,7 @@
 
 /*-------------------------------------------------------------------------*/
 
-#ifdef	CONFIG_ARCH_OMAP_OTG
+#if	defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_USB_MUSB_OTG)
 
 static struct otg_transceiver *xceiv;
 
@@ -110,12 +111,48 @@ EXPORT_SYMBOL(otg_set_transceiver);
 
 #if defined(CONFIG_ARCH_OMAP_OTG) || defined(CONFIG_ARCH_OMAP15XX)
 
+static void omap2_usb_devconf_clear(u8 port, u32 mask)
+{
+	u32 r;
+
+	r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+	r &= ~USBTXWRMODEI(port, mask);
+	omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0);
+}
+
+static void omap2_usb_devconf_set(u8 port, u32 mask)
+{
+	u32 r;
+
+	r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+	r |= USBTXWRMODEI(port, mask);
+	omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0);
+}
+
+static void omap2_usb2_disable_5pinbitll(void)
+{
+	u32 r;
+
+	r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+	r &= ~(USBTXWRMODEI(2, USB_BIDIR_TLL) | USBT2TLL5PI);
+	omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0);
+}
+
+static void omap2_usb2_enable_5pinunitll(void)
+{
+	u32 r;
+
+	r = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
+	r |= USBTXWRMODEI(2, USB_UNIDIR_TLL) | USBT2TLL5PI;
+	omap_ctrl_writel(r, OMAP2_CONTROL_DEVCONF0);
+}
+
 static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device)
 {
 	u32	syscon1 = 0;
 
 	if (cpu_is_omap24xx())
-		CONTROL_DEVCONF_REG &= ~USBT0WRMODEI(USB_BIDIR_TLL);
+		omap2_usb_devconf_clear(0, USB_BIDIR_TLL);
 
 	if (nwires == 0) {
 		if (cpu_class_is_omap1() && !cpu_is_omap15xx()) {
@@ -187,19 +224,19 @@ static u32 __init omap_usb0_init(unsigned nwires, unsigned is_device)
 	case 3:
 		syscon1 = 2;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(0, USB_BIDIR);
 		break;
 	case 4:
 		syscon1 = 1;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(0, USB_BIDIR);
 		break;
 	case 6:
 		syscon1 = 3;
 		if (cpu_is_omap24xx()) {
 			omap_cfg_reg(J19_24XX_USB0_VP);
 			omap_cfg_reg(K20_24XX_USB0_VM);
-			CONTROL_DEVCONF_REG |= USBT0WRMODEI(USB_UNIDIR);
+			omap2_usb_devconf_set(0, USB_UNIDIR);
 		} else {
 			omap_cfg_reg(AA9_USB0_VP);
 			omap_cfg_reg(R9_USB0_VM);
@@ -220,7 +257,7 @@ static u32 __init omap_usb1_init(unsigned nwires)
 	if (cpu_class_is_omap1() && !cpu_is_omap15xx() && nwires != 6)
 		USB_TRANSCEIVER_CTRL_REG &= ~CONF_USB1_UNI_R;
 	if (cpu_is_omap24xx())
-		CONTROL_DEVCONF_REG &= ~USBT1WRMODEI(USB_BIDIR_TLL);
+		omap2_usb_devconf_clear(1, USB_BIDIR_TLL);
 
 	if (nwires == 0)
 		return 0;
@@ -261,17 +298,17 @@ static u32 __init omap_usb1_init(unsigned nwires)
 		 * this TLL link is not using DP/DM
 		 */
 		syscon1 = 1;
-		CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR_TLL);
+		omap2_usb_devconf_set(1, USB_BIDIR_TLL);
 		break;
 	case 3:
 		syscon1 = 2;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(1, USB_BIDIR);
 		break;
 	case 4:
 		syscon1 = 1;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT1WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(1, USB_BIDIR);
 		break;
 	case 6:
 		if (cpu_is_omap24xx())
@@ -295,8 +332,7 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
 	u32	syscon1 = 0;
 
 	if (cpu_is_omap24xx()) {
-		CONTROL_DEVCONF_REG &= ~(USBT2WRMODEI(USB_BIDIR_TLL)
-					| USBT2TLL5PI);
+		omap2_usb2_disable_5pinbitll();
 		alt_pingroup = 0;
 	}
 
@@ -343,17 +379,17 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
 		 * this TLL link is not using DP/DM
 		 */
 		syscon1 = 1;
-		CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR_TLL);
+		omap2_usb_devconf_set(2, USB_BIDIR_TLL);
 		break;
 	case 3:
 		syscon1 = 2;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(2, USB_BIDIR);
 		break;
 	case 4:
 		syscon1 = 1;
 		if (cpu_is_omap24xx())
-			CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_BIDIR);
+			omap2_usb_devconf_set(2, USB_BIDIR);
 		break;
 	case 5:
 		if (!cpu_is_omap24xx())
@@ -364,8 +400,7 @@ static u32 __init omap_usb2_init(unsigned nwires, unsigned alt_pingroup)
 		 * set up OTG_SYSCON2.HMC_TLL{ATTACH,SPEED}
 		 */
 		syscon1 = 3;
-		CONTROL_DEVCONF_REG |= USBT2WRMODEI(USB_UNIDIR_TLL)
-					| USBT2TLL5PI;
+		omap2_usb2_enable_5pinunitll();
 		break;
 	case 6:
 		if (cpu_is_omap24xx())

include/asm-arm/arch-omap/control.h

+#ifndef __ASM_ARCH_CONTROL_H
+#define __ASM_ARCH_CONTROL_H
+
+/*
+ * include/asm-arm/arch-omap/control.h
+ *
+ * OMAP2/3 System Control Module definitions
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * 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.
+ */
+
+#include <asm/arch/io.h>
+
+#define OMAP242X_CTRL_REGADDR(reg)					\
+	(void __iomem *)IO_ADDRESS(OMAP242X_CTRL_BASE + (reg))
+#define OMAP243X_CTRL_REGADDR(reg)					\
+	(void __iomem *)IO_ADDRESS(OMAP243X_CTRL_BASE + (reg))
+#define OMAP343X_CTRL_REGADDR(reg)					\
+	(void __iomem *)IO_ADDRESS(OMAP343X_CTRL_BASE + (reg))
+
+/*
+ * As elsewhere, the "OMAP2_" prefix indicates that the macro is valid for
+ * OMAP24XX and OMAP34XX.
+ */
+
+/* Control submodule offsets */
+
+#define OMAP2_CONTROL_INTERFACE		0x000
+#define OMAP2_CONTROL_PADCONFS		0x030
+#define OMAP2_CONTROL_GENERAL		0x270
+#define OMAP343X_CONTROL_MEM_WKUP	0x600
+#define OMAP343X_CONTROL_PADCONFS_WKUP	0xa00
+#define OMAP343X_CONTROL_GENERAL_WKUP	0xa60
+
+/* Control register offsets - read/write with omap_ctrl_{read,write}{bwl}() */
+
+#define OMAP2_CONTROL_SYSCONFIG		(OMAP2_CONTROL_INTERFACE + 0x10)
+
+/* CONTROL_GENERAL register offsets common to OMAP2 & 3 */
+#define OMAP2_CONTROL_DEVCONF0		(OMAP2_CONTROL_GENERAL + 0x0004)
+#define OMAP2_CONTROL_MSUSPENDMUX_0	(OMAP2_CONTROL_GENERAL + 0x0020)
+#define OMAP2_CONTROL_MSUSPENDMUX_1	(OMAP2_CONTROL_GENERAL + 0x0024)
+#define OMAP2_CONTROL_MSUSPENDMUX_2	(OMAP2_CONTROL_GENERAL + 0x0028)
+#define OMAP2_CONTROL_MSUSPENDMUX_3	(OMAP2_CONTROL_GENERAL + 0x002c)
+#define OMAP2_CONTROL_MSUSPENDMUX_4	(OMAP2_CONTROL_GENERAL + 0x0030)
+#define OMAP2_CONTROL_MSUSPENDMUX_5	(OMAP2_CONTROL_GENERAL + 0x0034)
+#define OMAP2_CONTROL_SEC_CTRL		(OMAP2_CONTROL_GENERAL + 0x0040)
+#define OMAP2_CONTROL_RPUB_KEY_H_0	(OMAP2_CONTROL_GENERAL + 0x0090)
+#define OMAP2_CONTROL_RPUB_KEY_H_1	(OMAP2_CONTROL_GENERAL + 0x0094)
+#define OMAP2_CONTROL_RPUB_KEY_H_2	(OMAP2_CONTROL_GENERAL + 0x0098)
+#define OMAP2_CONTROL_RPUB_KEY_H_3	(OMAP2_CONTROL_GENERAL + 0x009c)
+
+/* 242x-only CONTROL_GENERAL register offsets */
+#define OMAP242X_CONTROL_DEVCONF	OMAP2_CONTROL_DEVCONF0 /* match TRM */
+#define OMAP242X_CONTROL_OCM_RAM_PERM	(OMAP2_CONTROL_GENERAL + 0x0068)
+
+/* 243x-only CONTROL_GENERAL register offsets */
+/* CONTROL_IVA2_BOOT{ADDR,MOD} are at the same place on 343x - noted below */
+#define OMAP243X_CONTROL_DEVCONF1	(OMAP2_CONTROL_GENERAL + 0x0078)
+#define OMAP243X_CONTROL_CSIRXFE	(OMAP2_CONTROL_GENERAL + 0x007c)
+#define OMAP243X_CONTROL_IVA2_BOOTADDR	(OMAP2_CONTROL_GENERAL + 0x0190)
+#define OMAP243X_CONTROL_IVA2_BOOTMOD	(OMAP2_CONTROL_GENERAL + 0x0194)
+#define OMAP243X_CONTROL_IVA2_GEMCFG	(OMAP2_CONTROL_GENERAL + 0x0198)
+
+/* 24xx-only CONTROL_GENERAL register offsets */
+#define OMAP24XX_CONTROL_DEBOBS		(OMAP2_CONTROL_GENERAL + 0x0000)
+#define OMAP24XX_CONTROL_EMU_SUPPORT	(OMAP2_CONTROL_GENERAL + 0x0008)
+#define OMAP24XX_CONTROL_SEC_TEST	(OMAP2_CONTROL_GENERAL + 0x0044)
+#define OMAP24XX_CONTROL_PSA_CTRL	(OMAP2_CONTROL_GENERAL + 0x0048)
+#define OMAP24XX_CONTROL_PSA_CMD	(OMAP2_CONTROL_GENERAL + 0x004c)
+#define OMAP24XX_CONTROL_PSA_VALUE	(OMAP2_CONTROL_GENERAL + 0x0050)
+#define OMAP24XX_CONTROL_SEC_EMU	(OMAP2_CONTROL_GENERAL + 0x0060)
+#define OMAP24XX_CONTROL_SEC_TAP	(OMAP2_CONTROL_GENERAL + 0x0064)
+#define OMAP24XX_CONTROL_OCM_PUB_RAM_ADD	(OMAP2_CONTROL_GENERAL + 0x006c)
+#define OMAP24XX_CONTROL_EXT_SEC_RAM_START_ADD	(OMAP2_CONTROL_GENERAL + 0x0070)
+#define OMAP24XX_CONTROL_EXT_SEC_RAM_STOP_ADD	(OMAP2_CONTROL_GENERAL + 0x0074
+#define OMAP24XX_CONTROL_SEC_STATUS		(OMAP2_CONTROL_GENERAL + 0x0080)
+#define OMAP24XX_CONTROL_SEC_ERR_STATUS		(OMAP2_CONTROL_GENERAL + 0x0084)
+#define OMAP24XX_CONTROL_STATUS			(OMAP2_CONTROL_GENERAL + 0x0088)
+#define OMAP24XX_CONTROL_GENERAL_PURPOSE_STATUS	(OMAP2_CONTROL_GENERAL + 0x008c)
+#define OMAP24XX_CONTROL_RAND_KEY_0	(OMAP2_CONTROL_GENERAL + 0x00a0)
+#define OMAP24XX_CONTROL_RAND_KEY_1	(OMAP2_CONTROL_GENERAL + 0x00a4)
+#define OMAP24XX_CONTROL_RAND_KEY_2	(OMAP2_CONTROL_GENERAL + 0x00a8)
+#define OMAP24XX_CONTROL_RAND_KEY_3	(OMAP2_CONTROL_GENERAL + 0x00ac)
+#define OMAP24XX_CONTROL_CUST_KEY_0	(OMAP2_CONTROL_GENERAL + 0x00b0)
+#define OMAP24XX_CONTROL_CUST_KEY_1	(OMAP2_CONTROL_GENERAL + 0x00b4)
+#define OMAP24XX_CONTROL_TEST_KEY_0	(OMAP2_CONTROL_GENERAL + 0x00c0)
+#define OMAP24XX_CONTROL_TEST_KEY_1	(OMAP2_CONTROL_GENERAL + 0x00c4)
+#define OMAP24XX_CONTROL_TEST_KEY_2	(OMAP2_CONTROL_GENERAL + 0x00c8)
+#define OMAP24XX_CONTROL_TEST_KEY_3	(OMAP2_CONTROL_GENERAL + 0x00cc)
+#define OMAP24XX_CONTROL_TEST_KEY_4	(OMAP2_CONTROL_GENERAL + 0x00d0)
+#define OMAP24XX_CONTROL_TEST_KEY_5	(OMAP2_CONTROL_GENERAL + 0x00d4)
+#define OMAP24XX_CONTROL_TEST_KEY_6	(OMAP2_CONTROL_GENERAL + 0x00d8)
+#define OMAP24XX_CONTROL_TEST_KEY_7	(OMAP2_CONTROL_GENERAL + 0x00dc)
+#define OMAP24XX_CONTROL_TEST_KEY_8	(OMAP2_CONTROL_GENERAL + 0x00e0)
+#define OMAP24XX_CONTROL_TEST_KEY_9	(OMAP2_CONTROL_GENERAL + 0x00e4)
+
+/* 34xx-only CONTROL_GENERAL register offsets */
+#define OMAP343X_CONTROL_PADCONF_OFF	(OMAP2_CONTROL_GENERAL + 0x0000)
+#define OMAP343X_CONTROL_MEM_DFTRW0	(OMAP2_CONTROL_GENERAL + 0x0008)
+#define OMAP343X_CONTROL_MEM_DFTRW1	(OMAP2_CONTROL_GENERAL + 0x000c)
+#define OMAP343X_CONTROL_DEVCONF1	(OMAP2_CONTROL_GENERAL + 0x0068)
+#define OMAP343X_CONTROL_CSIRXFE		(OMAP2_CONTROL_GENERAL + 0x006c)
+#define OMAP343X_CONTROL_SEC_STATUS		(OMAP2_CONTROL_GENERAL + 0x0070)
+#define OMAP343X_CONTROL_SEC_ERR_STATUS		(OMAP2_CONTROL_GENERAL + 0x0074)
+#define OMAP343X_CONTROL_SEC_ERR_STATUS_DEBUG	(OMAP2_CONTROL_GENERAL + 0x0078)
+#define OMAP343X_CONTROL_STATUS			(OMAP2_CONTROL_GENERAL + 0x0080)
+#define OMAP343X_CONTROL_GENERAL_PURPOSE_STATUS	(OMAP2_CONTROL_GENERAL + 0x0084)
+#define OMAP343X_CONTROL_RPUB_KEY_H_4	(OMAP2_CONTROL_GENERAL + 0x00a0)
+#define OMAP343X_CONTROL_RAND_KEY_0	(OMAP2_CONTROL_GENERAL + 0x00a8)
+#define OMAP343X_CONTROL_RAND_KEY_1	(OMAP2_CONTROL_GENERAL + 0x00ac)
+#define OMAP343X_CONTROL_RAND_KEY_2	(OMAP2_CONTROL_GENERAL + 0x00b0)
+#define OMAP343X_CONTROL_RAND_KEY_3	(OMAP2_CONTROL_GENERAL + 0x00b4)
+#define OMAP343X_CONTROL_TEST_KEY_0	(OMAP2_CONTROL_GENERAL + 0x00c8)
+#define OMAP343X_CONTROL_TEST_KEY_1	(OMAP2_CONTROL_GENERAL + 0x00cc)
+#define OMAP343X_CONTROL_TEST_KEY_2	(OMAP2_CONTROL_GENERAL + 0x00d0)
+#define OMAP343X_CONTROL_TEST_KEY_3	(OMAP2_CONTROL_GENERAL + 0x00d4)
+#define OMAP343X_CONTROL_TEST_KEY_4	(OMAP2_CONTROL_GENERAL + 0x00d8)
+#define OMAP343X_CONTROL_TEST_KEY_5	(OMAP2_CONTROL_GENERAL + 0x00dc)
+#define OMAP343X_CONTROL_TEST_KEY_6	(OMAP2_CONTROL_GENERAL + 0x00e0)
+#define OMAP343X_CONTROL_TEST_KEY_7	(OMAP2_CONTROL_GENERAL + 0x00e4)
+#define OMAP343X_CONTROL_TEST_KEY_8	(OMAP2_CONTROL_GENERAL + 0x00e8)
+#define OMAP343X_CONTROL_TEST_KEY_9	(OMAP2_CONTROL_GENERAL + 0x00ec)
+#define OMAP343X_CONTROL_TEST_KEY_10	(OMAP2_CONTROL_GENERAL + 0x00f0)
+#define OMAP343X_CONTROL_TEST_KEY_11	(OMAP2_CONTROL_GENERAL + 0x00f4)
+#define OMAP343X_CONTROL_TEST_KEY_12	(OMAP2_CONTROL_GENERAL + 0x00f8)
+#define OMAP343X_CONTROL_TEST_KEY_13	(OMAP2_CONTROL_GENERAL + 0x00fc)
+#define OMAP343X_CONTROL_IVA2_BOOTADDR	(OMAP2_CONTROL_GENERAL + 0x0190)
+#define OMAP343X_CONTROL_IVA2_BOOTMOD	(OMAP2_CONTROL_GENERAL + 0x0194)
+
+/*
+ * REVISIT: This list of registers is not comprehensive - there are more
+ * that should be added.
+ */
+
+/*
+ * Control module register bit defines - these should eventually go into
+ * their own regbits file.  Some of these will be complicated, depending
+ * on the device type (general-purpose, emulator, test, secure, bad, other)
+ * and the security mode (secure, non-secure, don't care)
+ */
+/* CONTROL_DEVCONF0 bits */
+#define OMAP24XX_USBSTANDBYCTRL		(1 << 15)
+#define OMAP2_MCBSP2_CLKS_MASK		(1 << 6)
+#define OMAP2_MCBSP1_CLKS_MASK		(1 << 2)
+
+/* CONTROL_DEVCONF1 bits */
+#define OMAP2_MCBSP5_CLKS_MASK		(1 << 4) /* > 242x */
+#define OMAP2_MCBSP4_CLKS_MASK		(1 << 2) /* > 242x */
+#define OMAP2_MCBSP3_CLKS_MASK		(1 << 0) /* > 242x */
+
+/* CONTROL_STATUS bits */
+#define OMAP2_DEVICETYPE_MASK		(0x7 << 8)
+#define OMAP2_SYSBOOT_5_MASK		(1 << 5)
+#define OMAP2_SYSBOOT_4_MASK		(1 << 4)
+#define OMAP2_SYSBOOT_3_MASK		(1 << 3)
+#define OMAP2_SYSBOOT_2_MASK		(1 << 2)
+#define OMAP2_SYSBOOT_1_MASK		(1 << 1)
+#define OMAP2_SYSBOOT_0_MASK		(1 << 0)
+
+#ifndef __ASSEMBLY__
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+extern void omap_ctrl_base_set(u32 base);
+extern u32 omap_ctrl_base_get(void);
+extern u8 omap_ctrl_readb(u16 offset);
+extern u16 omap_ctrl_readw(u16 offset);
+extern u32 omap_ctrl_readl(u16 offset);
+extern void omap_ctrl_writeb(u8 val, u16 offset);
+extern void omap_ctrl_writew(u16 val, u16 offset);
+extern void omap_ctrl_writel(u32 val, u16 offset);
+#else
+#define omap_ctrl_base_set(x)		WARN_ON(1)
+#define omap_ctrl_base_get()		0
+#define omap_ctrl_readb(x)		0
+#define omap_ctrl_readw(x)		0
+#define omap_ctrl_readl(x)		0
+#define omap_ctrl_writeb(x, y)		WARN_ON(1)
+#define omap_ctrl_writew(x, y)		WARN_ON(1)
+#define omap_ctrl_writel(x, y)		WARN_ON(1)
+#endif
+#endif	/* __ASSEMBLY__ */
+
+#endif /* __ASM_ARCH_CONTROL_H */
+

include/asm-arm/arch-omap/sdrc.h

+#ifndef ____ASM_ARCH_SDRC_H
+#define ____ASM_ARCH_SDRC_H
+
+/*
+ * OMAP2/3 SDRC/SMS register definitions
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Copyright (C) 2007 Nokia Corporation
+ *
+ * Written by Paul Walmsley
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <asm/arch/io.h>
+
+/* SDRC register offsets - read/write with sdrc_{read,write}_reg() */
+
+#define SDRC_SYSCONFIG		0x010
+#define SDRC_DLLA_CTRL		0x060
+#define SDRC_DLLA_STATUS	0x064
+#define SDRC_DLLB_CTRL		0x068
+#define SDRC_DLLB_STATUS	0x06C
+#define SDRC_POWER		0x070
+#define SDRC_MR_0		0x084
+#define SDRC_RFR_CTRL_0		0x0a4
+
+/*
+ * These values represent the number of memory clock cycles between
+ * autorefresh initiation.  They assume 1 refresh per 64 ms (JEDEC), 8192
+ * rows per device, and include a subtraction of a 50 cycle window in the
+ * event that the autorefresh command is delayed due to other SDRC activity.
+ * The '| 1' sets the ARE field to send one autorefresh when the autorefresh
+ * counter reaches 0.
+ *
+ * These represent optimal values for common parts, it won't work for all.
+ * As long as you scale down, most parameters are still work, they just
+ * become sub-optimal. The RFR value goes in the opposite direction. If you
+ * don't adjust it down as your clock period increases the refresh interval
+ * will not be met. Setting all parameters for complete worst case may work,
+ * but may cut memory performance by 2x. Due to errata the DLLs need to be
+ * unlocked and their value needs run time calibration.	A dynamic call is
+ * need for that as no single right value exists acorss production samples.
+ *
+ * Only the FULL speed values are given. Current code is such that rate
+ * changes must be made at DPLLoutx2. The actual value adjustment for low
+ * frequency operation will be handled by omap_set_performance()
+ *
+ * By having the boot loader boot up in the fastest L4 speed available likely
+ * will result in something which you can switch between.
+ */
+#define SDRC_RFR_CTRL_165MHz	(0x00044c00 | 1)
+#define SDRC_RFR_CTRL_133MHz	(0x0003de00 | 1)
+#define SDRC_RFR_CTRL_100MHz	(0x0002da01 | 1)
+#define SDRC_RFR_CTRL_110MHz	(0x0002da01 | 1) /* Need to calc */
+#define SDRC_RFR_CTRL_BYPASS	(0x00005000 | 1) /* Need to calc */
+
+
+/*
+ * SMS register access
+ */
+
+
+#define OMAP242X_SMS_REGADDR(reg)	(void __iomem *)IO_ADDRESS(OMAP2420_SMS_BASE + reg)
+#define OMAP243X_SMS_REGADDR(reg)	(void __iomem *)IO_ADDRESS(OMAP243X_SMS_BASE + reg)
+#define OMAP343X_SMS_REGADDR(reg)	(void __iomem *)IO_ADDRESS(OMAP343X_SMS_BASE + reg)
+
+/* SMS register offsets - read/write with sms_{read,write}_reg() */
+
+#define SMS_SYSCONFIG		0x010
+/* REVISIT: fill in other SMS registers here */
+
+#endif

include/asm-arm/arch-omap/usb.h

@@ -132,14 +132,11 @@
 #	define	CONF_USB_PWRDN_DP_R	(1 << 1)
 
 /* OMAP2 */
-#define	CONTROL_DEVCONF_REG		__REG32(L4_24XX_BASE + 0x0274)
 #	define	USB_UNIDIR			0x0
 #	define	USB_UNIDIR_TLL			0x1
 #	define	USB_BIDIR			0x2
 #	define	USB_BIDIR_TLL			0x3
-#	define	USBT0WRMODEI(x)		((x) << 22)
-#	define	USBT1WRMODEI(x)		((x) << 20)
-#	define	USBT2WRMODEI(x)		((x) << 18)
+#	define	USBTXWRMODEI(port, x)	((x) << (22 - (port * 2)))
 #	define	USBT2TLL5PI		(1 << 17)
 #	define	USB0PUENACTLOI		(1 << 16)
 #	define	USBSTANDBYCTRL		(1 << 15)