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>

1 files changed, 401 insertions, 0 deletions

diff --git a/arch/arm/mach-omap2/cm-regbits-24xx.h b/arch/arm/mach-omap2/cm-regbits-24xx.h
new file mode 100644
index 000000000000..20ac38100678
--- /dev/null
+++ b/arch/arm/mach-omap2/cm-regbits-24xx.h
@@ -0,0 +1,401 @@
+#ifndef __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H
+#define __ARCH_ARM_MACH_OMAP2_CM_REGBITS_24XX_H
+
+/*
+ * OMAP24XX Clock 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 "cm.h"
+
+/* Bits shared between registers */
+
+/* CM_FCLKEN1_CORE and CM_ICLKEN1_CORE shared bits */
+#define OMAP24XX_EN_CAM_SHIFT				31
+#define OMAP24XX_EN_CAM					(1 << 31)
+#define OMAP24XX_EN_WDT4_SHIFT				29
+#define OMAP24XX_EN_WDT4				(1 << 29)
+#define OMAP2420_EN_WDT3_SHIFT				28
+#define OMAP2420_EN_WDT3				(1 << 28)
+#define OMAP24XX_EN_MSPRO_SHIFT				27
+#define OMAP24XX_EN_MSPRO				(1 << 27)
+#define OMAP24XX_EN_FAC_SHIFT				25
+#define OMAP24XX_EN_FAC					(1 << 25)
+#define OMAP2420_EN_EAC_SHIFT				24
+#define OMAP2420_EN_EAC					(1 << 24)
+#define OMAP24XX_EN_HDQ_SHIFT				23
+#define OMAP24XX_EN_HDQ					(1 << 23)
+#define OMAP2420_EN_I2C2_SHIFT				20
+#define OMAP2420_EN_I2C2				(1 << 20)
+#define OMAP2420_EN_I2C1_SHIFT				19
+#define OMAP2420_EN_I2C1				(1 << 19)
+
+/* CM_FCLKEN2_CORE and CM_ICLKEN2_CORE shared bits */
+#define OMAP2430_EN_MCBSP5_SHIFT			5
+#define OMAP2430_EN_MCBSP5				(1 << 5)
+#define OMAP2430_EN_MCBSP4_SHIFT			4
+#define OMAP2430_EN_MCBSP4				(1 << 4)
+#define OMAP2430_EN_MCBSP3_SHIFT			3
+#define OMAP2430_EN_MCBSP3				(1 << 3)
+#define OMAP24XX_EN_SSI_SHIFT				1
+#define OMAP24XX_EN_SSI					(1 << 1)
+
+/* CM_FCLKEN_WKUP and CM_ICLKEN_WKUP shared bits */
+#define OMAP24XX_EN_MPU_WDT_SHIFT			3
+#define OMAP24XX_EN_MPU_WDT				(1 << 3)
+
+/* Bits specific to each register */
+
+/* CM_IDLEST_MPU */
+/* 2430 only */
+#define OMAP2430_ST_MPU					(1 << 0)
+
+/* CM_CLKSEL_MPU */
+#define OMAP24XX_CLKSEL_MPU_SHIFT			0
+#define OMAP24XX_CLKSEL_MPU_MASK			(0x1f << 0)
+
+/* CM_CLKSTCTRL_MPU */
+#define OMAP24XX_AUTOSTATE_MPU				(1 << 0)
+
+/* CM_FCLKEN1_CORE specific bits*/
+#define OMAP24XX_EN_TV_SHIFT				2
+#define OMAP24XX_EN_TV					(1 << 2)
+#define OMAP24XX_EN_DSS2_SHIFT				1
+#define OMAP24XX_EN_DSS2				(1 << 1)
+#define OMAP24XX_EN_DSS1_SHIFT				0
+#define OMAP24XX_EN_DSS1				(1 << 0)
+
+/* CM_FCLKEN2_CORE specific bits */
+#define OMAP2430_EN_I2CHS2_SHIFT			20
+#define OMAP2430_EN_I2CHS2				(1 << 20)
+#define OMAP2430_EN_I2CHS1_SHIFT			19
+#define OMAP2430_EN_I2CHS1				(1 << 19)
+#define OMAP2430_EN_MMCHSDB2_SHIFT			17
+#define OMAP2430_EN_MMCHSDB2				(1 << 17)
+#define OMAP2430_EN_MMCHSDB1_SHIFT			16
+#define OMAP2430_EN_MMCHSDB1				(1 << 16)
+
+/* CM_ICLKEN1_CORE specific bits */
+#define OMAP24XX_EN_MAILBOXES_SHIFT			30
+#define OMAP24XX_EN_MAILBOXES				(1 << 30)
+#define OMAP24XX_EN_DSS_SHIFT				0
+#define OMAP24XX_EN_DSS					(1 << 0)
+
+/* CM_ICLKEN2_CORE specific bits */
+
+/* CM_ICLKEN3_CORE */
+/* 2430 only */
+#define OMAP2430_EN_SDRC_SHIFT				2
+#define OMAP2430_EN_SDRC				(1 << 2)
+
+/* CM_ICLKEN4_CORE */
+#define OMAP24XX_EN_PKA_SHIFT				4
+#define OMAP24XX_EN_PKA					(1 << 4)
+#define OMAP24XX_EN_AES_SHIFT				3
+#define OMAP24XX_EN_AES					(1 << 3)
+#define OMAP24XX_EN_RNG_SHIFT				2
+#define OMAP24XX_EN_RNG					(1 << 2)
+#define OMAP24XX_EN_SHA_SHIFT				1
+#define OMAP24XX_EN_SHA					(1 << 1)
+#define OMAP24XX_EN_DES_SHIFT				0
+#define OMAP24XX_EN_DES					(1 << 0)
+
+/* CM_IDLEST1_CORE specific bits */
+#define OMAP24XX_ST_MAILBOXES				(1 << 30)
+#define OMAP24XX_ST_WDT4				(1 << 29)
+#define OMAP2420_ST_WDT3				(1 << 28)
+#define OMAP24XX_ST_MSPRO				(1 << 27)
+#define OMAP24XX_ST_FAC					(1 << 25)
+#define OMAP2420_ST_EAC					(1 << 24)
+#define OMAP24XX_ST_HDQ					(1 << 23)
+#define OMAP24XX_ST_I2C2				(1 << 20)
+#define OMAP24XX_ST_I2C1				(1 << 19)
+#define OMAP24XX_ST_MCBSP2				(1 << 16)
+#define OMAP24XX_ST_MCBSP1				(1 << 15)
+#define OMAP24XX_ST_DSS					(1 << 0)
+
+/* CM_IDLEST2_CORE */
+#define OMAP2430_ST_MCBSP5				(1 << 5)
+#define OMAP2430_ST_MCBSP4				(1 << 4)
+#define OMAP2430_ST_MCBSP3				(1 << 3)
+#define OMAP24XX_ST_SSI					(1 << 1)
+
+/* CM_IDLEST3_CORE */
+/* 2430 only */
+#define OMAP2430_ST_SDRC				(1 << 2)
+
+/* CM_IDLEST4_CORE */
+#define OMAP24XX_ST_PKA					(1 << 4)
+#define OMAP24XX_ST_AES					(1 << 3)
+#define OMAP24XX_ST_RNG					(1 << 2)
+#define OMAP24XX_ST_SHA					(1 << 1)
+#define OMAP24XX_ST_DES					(1 << 0)
+
+/* CM_AUTOIDLE1_CORE */
+#define OMAP24XX_AUTO_CAM				(1 << 31)
+#define OMAP24XX_AUTO_MAILBOXES				(1 << 30)
+#define OMAP24XX_AUTO_WDT4				(1 << 29)
+#define OMAP2420_AUTO_WDT3				(1 << 28)
+#define OMAP24XX_AUTO_MSPRO				(1 << 27)
+#define OMAP2420_AUTO_MMC				(1 << 26)
+#define OMAP24XX_AUTO_FAC				(1 << 25)
+#define OMAP2420_AUTO_EAC				(1 << 24)
+#define OMAP24XX_AUTO_HDQ				(1 << 23)
+#define OMAP24XX_AUTO_UART2				(1 << 22)
+#define OMAP24XX_AUTO_UART1				(1 << 21)
+#define OMAP24XX_AUTO_I2C2				(1 << 20)
+#define OMAP24XX_AUTO_I2C1				(1 << 19)
+#define OMAP24XX_AUTO_MCSPI2				(1 << 18)
+#define OMAP24XX_AUTO_MCSPI1				(1 << 17)
+#define OMAP24XX_AUTO_MCBSP2				(1 << 16)
+#define OMAP24XX_AUTO_MCBSP1				(1 << 15)
+#define OMAP24XX_AUTO_GPT12				(1 << 14)
+#define OMAP24XX_AUTO_GPT11				(1 << 13)
+#define OMAP24XX_AUTO_GPT10				(1 << 12)
+#define OMAP24XX_AUTO_GPT9				(1 << 11)
+#define OMAP24XX_AUTO_GPT8				(1 << 10)
+#define OMAP24XX_AUTO_GPT7				(1 << 9)
+#define OMAP24XX_AUTO_GPT6				(1 << 8)
+#define OMAP24XX_AUTO_GPT5				(1 << 7)
+#define OMAP24XX_AUTO_GPT4				(1 << 6)
+#define OMAP24XX_AUTO_GPT3				(1 << 5)
+#define OMAP24XX_AUTO_GPT2				(1 << 4)
+#define OMAP2420_AUTO_VLYNQ				(1 << 3)
+#define OMAP24XX_AUTO_DSS				(1 << 0)
+
+/* CM_AUTOIDLE2_CORE */
+#define OMAP2430_AUTO_MDM_INTC				(1 << 11)
+#define OMAP2430_AUTO_GPIO5				(1 << 10)
+#define OMAP2430_AUTO_MCSPI3				(1 << 9)
+#define OMAP2430_AUTO_MMCHS2				(1 << 8)
+#define OMAP2430_AUTO_MMCHS1				(1 << 7)
+#define OMAP2430_AUTO_USBHS				(1 << 6)
+#define OMAP2430_AUTO_MCBSP5				(1 << 5)
+#define OMAP2430_AUTO_MCBSP4				(1 << 4)
+#define OMAP2430_AUTO_MCBSP3				(1 << 3)
+#define OMAP24XX_AUTO_UART3				(1 << 2)
+#define OMAP24XX_AUTO_SSI				(1 << 1)
+#define OMAP24XX_AUTO_USB				(1 << 0)
+
+/* CM_AUTOIDLE3_CORE */
+#define OMAP24XX_AUTO_SDRC				(1 << 2)
+#define OMAP24XX_AUTO_GPMC				(1 << 1)
+#define OMAP24XX_AUTO_SDMA				(1 << 0)
+
+/* CM_AUTOIDLE4_CORE */
+#define OMAP24XX_AUTO_PKA				(1 << 4)
+#define OMAP24XX_AUTO_AES				(1 << 3)
+#define OMAP24XX_AUTO_RNG				(1 << 2)
+#define OMAP24XX_AUTO_SHA				(1 << 1)
+#define OMAP24XX_AUTO_DES				(1 << 0)
+
+/* CM_CLKSEL1_CORE */
+#define OMAP24XX_CLKSEL_USB_SHIFT			25
+#define OMAP24XX_CLKSEL_USB_MASK			(0x7 << 25)
+#define OMAP24XX_CLKSEL_SSI_SHIFT			20
+#define OMAP24XX_CLKSEL_SSI_MASK			(0x1f << 20)
+#define OMAP2420_CLKSEL_VLYNQ_SHIFT			15
+#define OMAP2420_CLKSEL_VLYNQ_MASK			(0x1f << 15)
+#define OMAP24XX_CLKSEL_DSS2_SHIFT			13
+#define OMAP24XX_CLKSEL_DSS2_MASK			(0x1 << 13)
+#define OMAP24XX_CLKSEL_DSS1_SHIFT			8
+#define OMAP24XX_CLKSEL_DSS1_MASK			(0x1f << 8)
+#define OMAP24XX_CLKSEL_L4_SHIFT			5
+#define OMAP24XX_CLKSEL_L4_MASK				(0x3 << 5)
+#define OMAP24XX_CLKSEL_L3_SHIFT			0
+#define OMAP24XX_CLKSEL_L3_MASK				(0x1f << 0)
+
+/* CM_CLKSEL2_CORE */
+#define OMAP24XX_CLKSEL_GPT12_SHIFT			22
+#define OMAP24XX_CLKSEL_GPT12_MASK			(0x3 << 22)
+#define OMAP24XX_CLKSEL_GPT11_SHIFT			20
+#define OMAP24XX_CLKSEL_GPT11_MASK			(0x3 << 20)
+#define OMAP24XX_CLKSEL_GPT10_SHIFT			18
+#define OMAP24XX_CLKSEL_GPT10_MASK			(0x3 << 18)
+#define OMAP24XX_CLKSEL_GPT9_SHIFT			16
+#define OMAP24XX_CLKSEL_GPT9_MASK			(0x3 << 16)
+#define OMAP24XX_CLKSEL_GPT8_SHIFT			14
+#define OMAP24XX_CLKSEL_GPT8_MASK			(0x3 << 14)
+#define OMAP24XX_CLKSEL_GPT7_SHIFT			12
+#define OMAP24XX_CLKSEL_GPT7_MASK			(0x3 << 12)
+#define OMAP24XX_CLKSEL_GPT6_SHIFT			10
+#define OMAP24XX_CLKSEL_GPT6_MASK			(0x3 << 10)
+#define OMAP24XX_CLKSEL_GPT5_SHIFT			8
+#define OMAP24XX_CLKSEL_GPT5_MASK			(0x3 << 8)
+#define OMAP24XX_CLKSEL_GPT4_SHIFT			6
+#define OMAP24XX_CLKSEL_GPT4_MASK			(0x3 << 6)
+#define OMAP24XX_CLKSEL_GPT3_SHIFT			4
+#define OMAP24XX_CLKSEL_GPT3_MASK			(0x3 << 4)
+#define OMAP24XX_CLKSEL_GPT2_SHIFT			2
+#define OMAP24XX_CLKSEL_GPT2_MASK			(0x3 << 2)
+
+/* CM_CLKSTCTRL_CORE */
+#define OMAP24XX_AUTOSTATE_DSS				(1 << 2)
+#define OMAP24XX_AUTOSTATE_L4				(1 << 1)
+#define OMAP24XX_AUTOSTATE_L3				(1 << 0)
+
+/* CM_FCLKEN_GFX */
+#define OMAP24XX_EN_3D_SHIFT				2
+#define OMAP24XX_EN_3D					(1 << 2)
+#define OMAP24XX_EN_2D_SHIFT				1
+#define OMAP24XX_EN_2D					(1 << 1)
+
+/* CM_ICLKEN_GFX specific bits */
+
+/* CM_IDLEST_GFX specific bits */
+
+/* CM_CLKSEL_GFX specific bits */
+
+/* CM_CLKSTCTRL_GFX */
+#define OMAP24XX_AUTOSTATE_GFX				(1 << 0)
+
+/* CM_FCLKEN_WKUP specific bits */
+
+/* CM_ICLKEN_WKUP specific bits */
+#define OMAP2430_EN_ICR_SHIFT				6
+#define OMAP2430_EN_ICR					(1 << 6)
+#define OMAP24XX_EN_OMAPCTRL_SHIFT			5
+#define OMAP24XX_EN_OMAPCTRL				(1 << 5)
+#define OMAP24XX_EN_WDT1_SHIFT				4
+#define OMAP24XX_EN_WDT1				(1 << 4)
+#define OMAP24XX_EN_32KSYNC_SHIFT			1
+#define OMAP24XX_EN_32KSYNC				(1 << 1)
+
+/* CM_IDLEST_WKUP specific bits */
+#define OMAP2430_ST_ICR					(1 << 6)
+#define OMAP24XX_ST_OMAPCTRL				(1 << 5)
+#define OMAP24XX_ST_WDT1				(1 << 4)
+#define OMAP24XX_ST_MPU_WDT				(1 << 3)
+#define OMAP24XX_ST_32KSYNC				(1 << 1)
+
+/* CM_AUTOIDLE_WKUP */
+#define OMAP24XX_AUTO_OMAPCTRL				(1 << 5)
+#define OMAP24XX_AUTO_WDT1				(1 << 4)
+#define OMAP24XX_AUTO_MPU_WDT				(1 << 3)
+#define OMAP24XX_AUTO_GPIOS				(1 << 2)
+#define OMAP24XX_AUTO_32KSYNC				(1 << 1)
+#define OMAP24XX_AUTO_GPT1				(1 << 0)
+
+/* CM_CLKSEL_WKUP */
+#define OMAP24XX_CLKSEL_GPT1_SHIFT			0
+#define OMAP24XX_CLKSEL_GPT1_MASK			(0x3 << 0)
+
+/* CM_CLKEN_PLL */
+#define OMAP24XX_EN_54M_PLL_SHIFT			6
+#define OMAP24XX_EN_54M_PLL_MASK			(0x3 << 6)
+#define OMAP24XX_EN_96M_PLL_SHIFT			2
+#define OMAP24XX_EN_96M_PLL_MASK			(0x3 << 2)
+#define OMAP24XX_EN_DPLL_SHIFT				0
+#define OMAP24XX_EN_DPLL_MASK				(0x3 << 0)
+
+/* CM_IDLEST_CKGEN */
+#define OMAP24XX_ST_54M_APLL				(1 << 9)
+#define OMAP24XX_ST_96M_APLL				(1 << 8)
+#define OMAP24XX_ST_54M_CLK				(1 << 6)
+#define OMAP24XX_ST_12M_CLK				(1 << 5)
+#define OMAP24XX_ST_48M_CLK				(1 << 4)
+#define OMAP24XX_ST_96M_CLK				(1 << 2)
+#define OMAP24XX_ST_CORE_CLK_SHIFT			0
+#define OMAP24XX_ST_CORE_CLK_MASK			(0x3 << 0)
+
+/* CM_AUTOIDLE_PLL */
+#define OMAP24XX_AUTO_54M_SHIFT				6
+#define OMAP24XX_AUTO_54M_MASK				(0x3 << 6)
+#define OMAP24XX_AUTO_96M_SHIFT				2
+#define OMAP24XX_AUTO_96M_MASK				(0x3 << 2)
+#define OMAP24XX_AUTO_DPLL_SHIFT			0
+#define OMAP24XX_AUTO_DPLL_MASK				(0x3 << 0)
+
+/* CM_CLKSEL1_PLL */
+#define OMAP2430_MAXDPLLFASTLOCK_SHIFT			28
+#define OMAP2430_MAXDPLLFASTLOCK_MASK			(0x7 << 28)
+#define OMAP24XX_APLLS_CLKIN_SHIFT			23
+#define OMAP24XX_APLLS_CLKIN_MASK			(0x7 << 23)
+#define OMAP24XX_DPLL_MULT_SHIFT			12
+#define OMAP24XX_DPLL_MULT_MASK				(0x3ff << 12)
+#define OMAP24XX_DPLL_DIV_SHIFT				8
+#define OMAP24XX_DPLL_DIV_MASK				(0xf << 8)
+#define OMAP24XX_54M_SOURCE_SHIFT			5
+#define OMAP24XX_54M_SOURCE				(1 << 5)
+#define OMAP2430_96M_SOURCE_SHIFT			4
+#define OMAP2430_96M_SOURCE				(1 << 4)
+#define OMAP24XX_48M_SOURCE_SHIFT			3
+#define OMAP24XX_48M_SOURCE				(1 << 3)
+#define OMAP2430_ALTCLK_SOURCE_SHIFT			0
+#define OMAP2430_ALTCLK_SOURCE_MASK			(0x7 << 0)
+
+/* CM_CLKSEL2_PLL */
+#define OMAP24XX_CORE_CLK_SRC_SHIFT			0
+#define OMAP24XX_CORE_CLK_SRC_MASK			(0x3 << 0)
+
+/* CM_FCLKEN_DSP */
+#define OMAP2420_EN_IVA_COP_SHIFT			10
+#define OMAP2420_EN_IVA_COP				(1 << 10)
+#define OMAP2420_EN_IVA_MPU_SHIFT			8
+#define OMAP2420_EN_IVA_MPU				(1 << 8)
+#define OMAP24XX_CM_FCLKEN_DSP_EN_DSP_SHIFT		0
+#define OMAP24XX_CM_FCLKEN_DSP_EN_DSP			(1 << 0)
+
+/* CM_ICLKEN_DSP */
+#define OMAP2420_EN_DSP_IPI_SHIFT			1
+#define OMAP2420_EN_DSP_IPI				(1 << 1)
+
+/* CM_IDLEST_DSP */
+#define OMAP2420_ST_IVA					(1 << 8)
+#define OMAP2420_ST_IPI					(1 << 1)
+#define OMAP24XX_ST_DSP					(1 << 0)
+
+/* CM_AUTOIDLE_DSP */
+#define OMAP2420_AUTO_DSP_IPI				(1 << 1)
+
+/* CM_CLKSEL_DSP */
+#define OMAP2420_SYNC_IVA				(1 << 13)
+#define OMAP2420_CLKSEL_IVA_SHIFT			8
+#define OMAP2420_CLKSEL_IVA_MASK			(0x1f << 8)
+#define OMAP24XX_SYNC_DSP				(1 << 7)
+#define OMAP24XX_CLKSEL_DSP_IF_SHIFT			5
+#define OMAP24XX_CLKSEL_DSP_IF_MASK			(0x3 << 5)
+#define OMAP24XX_CLKSEL_DSP_SHIFT			0
+#define OMAP24XX_CLKSEL_DSP_MASK			(0x1f << 0)
+
+/* CM_CLKSTCTRL_DSP */
+#define OMAP2420_AUTOSTATE_IVA				(1 << 8)
+#define OMAP24XX_AUTOSTATE_DSP				(1 << 0)
+
+/* CM_FCLKEN_MDM */
+/* 2430 only */
+#define OMAP2430_EN_OSC_SHIFT				1
+#define OMAP2430_EN_OSC					(1 << 1)
+
+/* CM_ICLKEN_MDM */
+/* 2430 only */
+#define OMAP2430_CM_ICLKEN_MDM_EN_MDM_SHIFT		0
+#define OMAP2430_CM_ICLKEN_MDM_EN_MDM			(1 << 0)
+
+/* CM_IDLEST_MDM specific bits */
+/* 2430 only */
+
+/* CM_AUTOIDLE_MDM */
+/* 2430 only */
+#define OMAP2430_AUTO_OSC				(1 << 1)
+#define OMAP2430_AUTO_MDM				(1 << 0)
+
+/* CM_CLKSEL_MDM */
+/* 2430 only */
+#define OMAP2430_SYNC_MDM				(1 << 4)
+#define OMAP2430_CLKSEL_MDM_SHIFT			0
+#define OMAP2430_CLKSEL_MDM_MASK			(0xf << 0)
+
+/* CM_CLKSTCTRL_MDM */
+/* 2430 only */
+#define OMAP2430_AUTOSTATE_MDM				(1 << 0)
+
+#endif