/
prcm-common.h
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/
prcm-common.h
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#ifndef __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H
#define __ARCH_ASM_MACH_OMAP2_PRCM_COMMON_H
/*
* OMAP2/3 PRCM base and module definitions
*
* Copyright (C) 2007-2009, 2011 Texas Instruments, Inc.
* Copyright (C) 2007-2009 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.
*/
/* Module offsets from both CM_BASE & PRM_BASE */
/*
* Offsets that are the same on 24xx and 34xx
*
* Technically, in terms of the TRM, OCP_MOD is 34xx only; PLL_MOD is
* CCR_MOD on 3430; and GFX_MOD only exists < 3430ES2.
*/
#define OCP_MOD 0x000
#define MPU_MOD 0x100
#define CORE_MOD 0x200
#define GFX_MOD 0x300
#define WKUP_MOD 0x400
#define PLL_MOD 0x500
/* Chip-specific module offsets */
#define OMAP24XX_GR_MOD OCP_MOD
#define OMAP24XX_DSP_MOD 0x800
#define OMAP2430_MDM_MOD 0xc00
/* IVA2 module is < base on 3430 */
#define OMAP3430_IVA2_MOD -0x800
#define OMAP3430ES2_SGX_MOD GFX_MOD
#define OMAP3430_CCR_MOD PLL_MOD
#define OMAP3430_DSS_MOD 0x600
#define OMAP3430_CAM_MOD 0x700
#define OMAP3430_PER_MOD 0x800
#define OMAP3430_EMU_MOD 0x900
#define OMAP3430_GR_MOD 0xa00
#define OMAP3430_NEON_MOD 0xb00
#define OMAP3430ES2_USBHOST_MOD 0xc00
/* 24XX register bits shared between CM & PRM registers */
/* CM_FCLKEN1_CORE, CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */
#define OMAP2420_EN_MMC_SHIFT 26
#define OMAP2420_EN_MMC_MASK (1 << 26)
#define OMAP24XX_EN_UART2_SHIFT 22
#define OMAP24XX_EN_UART2_MASK (1 << 22)
#define OMAP24XX_EN_UART1_SHIFT 21
#define OMAP24XX_EN_UART1_MASK (1 << 21)
#define OMAP24XX_EN_MCSPI2_SHIFT 18
#define OMAP24XX_EN_MCSPI2_MASK (1 << 18)
#define OMAP24XX_EN_MCSPI1_SHIFT 17
#define OMAP24XX_EN_MCSPI1_MASK (1 << 17)
#define OMAP24XX_EN_MCBSP2_SHIFT 16
#define OMAP24XX_EN_MCBSP2_MASK (1 << 16)
#define OMAP24XX_EN_MCBSP1_SHIFT 15
#define OMAP24XX_EN_MCBSP1_MASK (1 << 15)
#define OMAP24XX_EN_GPT12_SHIFT 14
#define OMAP24XX_EN_GPT12_MASK (1 << 14)
#define OMAP24XX_EN_GPT11_SHIFT 13
#define OMAP24XX_EN_GPT11_MASK (1 << 13)
#define OMAP24XX_EN_GPT10_SHIFT 12
#define OMAP24XX_EN_GPT10_MASK (1 << 12)
#define OMAP24XX_EN_GPT9_SHIFT 11
#define OMAP24XX_EN_GPT9_MASK (1 << 11)
#define OMAP24XX_EN_GPT8_SHIFT 10
#define OMAP24XX_EN_GPT8_MASK (1 << 10)
#define OMAP24XX_EN_GPT7_SHIFT 9
#define OMAP24XX_EN_GPT7_MASK (1 << 9)
#define OMAP24XX_EN_GPT6_SHIFT 8
#define OMAP24XX_EN_GPT6_MASK (1 << 8)
#define OMAP24XX_EN_GPT5_SHIFT 7
#define OMAP24XX_EN_GPT5_MASK (1 << 7)
#define OMAP24XX_EN_GPT4_SHIFT 6
#define OMAP24XX_EN_GPT4_MASK (1 << 6)
#define OMAP24XX_EN_GPT3_SHIFT 5
#define OMAP24XX_EN_GPT3_MASK (1 << 5)
#define OMAP24XX_EN_GPT2_SHIFT 4
#define OMAP24XX_EN_GPT2_MASK (1 << 4)
#define OMAP2420_EN_VLYNQ_SHIFT 3
#define OMAP2420_EN_VLYNQ_MASK (1 << 3)
/* CM_FCLKEN2_CORE, CM_ICLKEN2_CORE, PM_WKEN2_CORE shared bits */
#define OMAP2430_EN_GPIO5_SHIFT 10
#define OMAP2430_EN_GPIO5_MASK (1 << 10)
#define OMAP2430_EN_MCSPI3_SHIFT 9
#define OMAP2430_EN_MCSPI3_MASK (1 << 9)
#define OMAP2430_EN_MMCHS2_SHIFT 8
#define OMAP2430_EN_MMCHS2_MASK (1 << 8)
#define OMAP2430_EN_MMCHS1_SHIFT 7
#define OMAP2430_EN_MMCHS1_MASK (1 << 7)
#define OMAP24XX_EN_UART3_SHIFT 2
#define OMAP24XX_EN_UART3_MASK (1 << 2)
#define OMAP24XX_EN_USB_SHIFT 0
#define OMAP24XX_EN_USB_MASK (1 << 0)
/* CM_ICLKEN2_CORE, PM_WKEN2_CORE shared bits */
#define OMAP2430_EN_MDM_INTC_SHIFT 11
#define OMAP2430_EN_MDM_INTC_MASK (1 << 11)
#define OMAP2430_EN_USBHS_SHIFT 6
#define OMAP2430_EN_USBHS_MASK (1 << 6)
/* CM_IDLEST1_CORE, PM_WKST1_CORE shared bits */
#define OMAP2420_ST_MMC_SHIFT 26
#define OMAP2420_ST_MMC_MASK (1 << 26)
#define OMAP24XX_ST_UART2_SHIFT 22
#define OMAP24XX_ST_UART2_MASK (1 << 22)
#define OMAP24XX_ST_UART1_SHIFT 21
#define OMAP24XX_ST_UART1_MASK (1 << 21)
#define OMAP24XX_ST_MCSPI2_SHIFT 18
#define OMAP24XX_ST_MCSPI2_MASK (1 << 18)
#define OMAP24XX_ST_MCSPI1_SHIFT 17
#define OMAP24XX_ST_MCSPI1_MASK (1 << 17)
#define OMAP24XX_ST_MCBSP2_SHIFT 16
#define OMAP24XX_ST_MCBSP2_MASK (1 << 16)
#define OMAP24XX_ST_MCBSP1_SHIFT 15
#define OMAP24XX_ST_MCBSP1_MASK (1 << 15)
#define OMAP24XX_ST_GPT12_SHIFT 14
#define OMAP24XX_ST_GPT12_MASK (1 << 14)
#define OMAP24XX_ST_GPT11_SHIFT 13
#define OMAP24XX_ST_GPT11_MASK (1 << 13)
#define OMAP24XX_ST_GPT10_SHIFT 12
#define OMAP24XX_ST_GPT10_MASK (1 << 12)
#define OMAP24XX_ST_GPT9_SHIFT 11
#define OMAP24XX_ST_GPT9_MASK (1 << 11)
#define OMAP24XX_ST_GPT8_SHIFT 10
#define OMAP24XX_ST_GPT8_MASK (1 << 10)
#define OMAP24XX_ST_GPT7_SHIFT 9
#define OMAP24XX_ST_GPT7_MASK (1 << 9)
#define OMAP24XX_ST_GPT6_SHIFT 8
#define OMAP24XX_ST_GPT6_MASK (1 << 8)
#define OMAP24XX_ST_GPT5_SHIFT 7
#define OMAP24XX_ST_GPT5_MASK (1 << 7)
#define OMAP24XX_ST_GPT4_SHIFT 6
#define OMAP24XX_ST_GPT4_MASK (1 << 6)
#define OMAP24XX_ST_GPT3_SHIFT 5
#define OMAP24XX_ST_GPT3_MASK (1 << 5)
#define OMAP24XX_ST_GPT2_SHIFT 4
#define OMAP24XX_ST_GPT2_MASK (1 << 4)
#define OMAP2420_ST_VLYNQ_SHIFT 3
#define OMAP2420_ST_VLYNQ_MASK (1 << 3)
/* CM_IDLEST2_CORE, PM_WKST2_CORE shared bits */
#define OMAP2430_ST_MDM_INTC_SHIFT 11
#define OMAP2430_ST_MDM_INTC_MASK (1 << 11)
#define OMAP2430_ST_GPIO5_SHIFT 10
#define OMAP2430_ST_GPIO5_MASK (1 << 10)
#define OMAP2430_ST_MCSPI3_SHIFT 9
#define OMAP2430_ST_MCSPI3_MASK (1 << 9)
#define OMAP2430_ST_MMCHS2_SHIFT 8
#define OMAP2430_ST_MMCHS2_MASK (1 << 8)
#define OMAP2430_ST_MMCHS1_SHIFT 7
#define OMAP2430_ST_MMCHS1_MASK (1 << 7)
#define OMAP2430_ST_USBHS_SHIFT 6
#define OMAP2430_ST_USBHS_MASK (1 << 6)
#define OMAP24XX_ST_UART3_SHIFT 2
#define OMAP24XX_ST_UART3_MASK (1 << 2)
#define OMAP24XX_ST_USB_SHIFT 0
#define OMAP24XX_ST_USB_MASK (1 << 0)
/* CM_FCLKEN_WKUP, CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */
#define OMAP24XX_EN_GPIOS_SHIFT 2
#define OMAP24XX_EN_GPIOS_MASK (1 << 2)
#define OMAP24XX_EN_GPT1_SHIFT 0
#define OMAP24XX_EN_GPT1_MASK (1 << 0)
/* PM_WKST_WKUP, CM_IDLEST_WKUP shared bits */
#define OMAP24XX_ST_GPIOS_SHIFT 2
#define OMAP24XX_ST_GPIOS_MASK (1 << 2)
#define OMAP24XX_ST_32KSYNC_SHIFT 1
#define OMAP24XX_ST_32KSYNC_MASK (1 << 1)
#define OMAP24XX_ST_GPT1_SHIFT 0
#define OMAP24XX_ST_GPT1_MASK (1 << 0)
/* CM_IDLEST_MDM and PM_WKST_MDM shared bits */
#define OMAP2430_ST_MDM_SHIFT 0
#define OMAP2430_ST_MDM_MASK (1 << 0)
/* 3430 register bits shared between CM & PRM registers */
/* CM_REVISION, PRM_REVISION shared bits */
#define OMAP3430_REV_SHIFT 0
#define OMAP3430_REV_MASK (0xff << 0)
/* CM_SYSCONFIG, PRM_SYSCONFIG shared bits */
#define OMAP3430_AUTOIDLE_MASK (1 << 0)
/* CM_FCLKEN1_CORE, CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */
#define OMAP3430_EN_MMC3_MASK (1 << 30)
#define OMAP3430_EN_MMC3_SHIFT 30
#define OMAP3430_EN_MMC2_MASK (1 << 25)
#define OMAP3430_EN_MMC2_SHIFT 25
#define OMAP3430_EN_MMC1_MASK (1 << 24)
#define OMAP3430_EN_MMC1_SHIFT 24
#define AM35XX_EN_UART4_MASK (1 << 23)
#define AM35XX_EN_UART4_SHIFT 23
#define OMAP3430_EN_MCSPI4_MASK (1 << 21)
#define OMAP3430_EN_MCSPI4_SHIFT 21
#define OMAP3430_EN_MCSPI3_MASK (1 << 20)
#define OMAP3430_EN_MCSPI3_SHIFT 20
#define OMAP3430_EN_MCSPI2_MASK (1 << 19)
#define OMAP3430_EN_MCSPI2_SHIFT 19
#define OMAP3430_EN_MCSPI1_MASK (1 << 18)
#define OMAP3430_EN_MCSPI1_SHIFT 18
#define OMAP3430_EN_I2C3_MASK (1 << 17)
#define OMAP3430_EN_I2C3_SHIFT 17
#define OMAP3430_EN_I2C2_MASK (1 << 16)
#define OMAP3430_EN_I2C2_SHIFT 16
#define OMAP3430_EN_I2C1_MASK (1 << 15)
#define OMAP3430_EN_I2C1_SHIFT 15
#define OMAP3430_EN_UART2_MASK (1 << 14)
#define OMAP3430_EN_UART2_SHIFT 14
#define OMAP3430_EN_UART1_MASK (1 << 13)
#define OMAP3430_EN_UART1_SHIFT 13
#define OMAP3430_EN_GPT11_MASK (1 << 12)
#define OMAP3430_EN_GPT11_SHIFT 12
#define OMAP3430_EN_GPT10_MASK (1 << 11)
#define OMAP3430_EN_GPT10_SHIFT 11
#define OMAP3430_EN_MCBSP5_MASK (1 << 10)
#define OMAP3430_EN_MCBSP5_SHIFT 10
#define OMAP3430_EN_MCBSP1_MASK (1 << 9)
#define OMAP3430_EN_MCBSP1_SHIFT 9
#define OMAP3430_EN_FSHOSTUSB_MASK (1 << 5)
#define OMAP3430_EN_FSHOSTUSB_SHIFT 5
#define OMAP3430_EN_D2D_MASK (1 << 3)
#define OMAP3430_EN_D2D_SHIFT 3
/* CM_ICLKEN1_CORE, PM_WKEN1_CORE shared bits */
#define OMAP3430_EN_HSOTGUSB_MASK (1 << 4)
#define OMAP3430_EN_HSOTGUSB_SHIFT 4
/* PM_WKST1_CORE, CM_IDLEST1_CORE shared bits */
#define OMAP3430_ST_MMC3_SHIFT 30
#define OMAP3430_ST_MMC3_MASK (1 << 30)
#define OMAP3430_ST_MMC2_SHIFT 25
#define OMAP3430_ST_MMC2_MASK (1 << 25)
#define OMAP3430_ST_MMC1_SHIFT 24
#define OMAP3430_ST_MMC1_MASK (1 << 24)
#define OMAP3430_ST_MCSPI4_SHIFT 21
#define OMAP3430_ST_MCSPI4_MASK (1 << 21)
#define OMAP3430_ST_MCSPI3_SHIFT 20
#define OMAP3430_ST_MCSPI3_MASK (1 << 20)
#define OMAP3430_ST_MCSPI2_SHIFT 19
#define OMAP3430_ST_MCSPI2_MASK (1 << 19)
#define OMAP3430_ST_MCSPI1_SHIFT 18
#define OMAP3430_ST_MCSPI1_MASK (1 << 18)
#define OMAP3430_ST_I2C3_SHIFT 17
#define OMAP3430_ST_I2C3_MASK (1 << 17)
#define OMAP3430_ST_I2C2_SHIFT 16
#define OMAP3430_ST_I2C2_MASK (1 << 16)
#define OMAP3430_ST_I2C1_SHIFT 15
#define OMAP3430_ST_I2C1_MASK (1 << 15)
#define OMAP3430_ST_UART2_SHIFT 14
#define OMAP3430_ST_UART2_MASK (1 << 14)
#define OMAP3430_ST_UART1_SHIFT 13
#define OMAP3430_ST_UART1_MASK (1 << 13)
#define OMAP3430_ST_GPT11_SHIFT 12
#define OMAP3430_ST_GPT11_MASK (1 << 12)
#define OMAP3430_ST_GPT10_SHIFT 11
#define OMAP3430_ST_GPT10_MASK (1 << 11)
#define OMAP3430_ST_MCBSP5_SHIFT 10
#define OMAP3430_ST_MCBSP5_MASK (1 << 10)
#define OMAP3430_ST_MCBSP1_SHIFT 9
#define OMAP3430_ST_MCBSP1_MASK (1 << 9)
#define OMAP3430ES1_ST_FSHOSTUSB_SHIFT 5
#define OMAP3430ES1_ST_FSHOSTUSB_MASK (1 << 5)
#define OMAP3430ES1_ST_HSOTGUSB_SHIFT 4
#define OMAP3430ES1_ST_HSOTGUSB_MASK (1 << 4)
#define OMAP3430ES2_ST_HSOTGUSB_IDLE_SHIFT 5
#define OMAP3430ES2_ST_HSOTGUSB_IDLE_MASK (1 << 5)
#define OMAP3430ES2_ST_HSOTGUSB_STDBY_SHIFT 4
#define OMAP3430ES2_ST_HSOTGUSB_STDBY_MASK (1 << 4)
#define OMAP3430_ST_D2D_SHIFT 3
#define OMAP3430_ST_D2D_MASK (1 << 3)
/* CM_FCLKEN_WKUP, CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */
#define OMAP3430_EN_GPIO1_MASK (1 << 3)
#define OMAP3430_EN_GPIO1_SHIFT 3
#define OMAP3430_EN_GPT12_MASK (1 << 1)
#define OMAP3430_EN_GPT12_SHIFT 1
#define OMAP3430_EN_GPT1_MASK (1 << 0)
#define OMAP3430_EN_GPT1_SHIFT 0
/* CM_FCLKEN_WKUP, PM_WKEN_WKUP shared bits */
#define OMAP3430_EN_SR2_MASK (1 << 7)
#define OMAP3430_EN_SR2_SHIFT 7
#define OMAP3430_EN_SR1_MASK (1 << 6)
#define OMAP3430_EN_SR1_SHIFT 6
/* CM_ICLKEN_WKUP, PM_WKEN_WKUP shared bits */
#define OMAP3430_EN_GPT12_MASK (1 << 1)
#define OMAP3430_EN_GPT12_SHIFT 1
/* CM_IDLEST_WKUP, PM_WKST_WKUP shared bits */
#define OMAP3430_ST_SR2_SHIFT 7
#define OMAP3430_ST_SR2_MASK (1 << 7)
#define OMAP3430_ST_SR1_SHIFT 6
#define OMAP3430_ST_SR1_MASK (1 << 6)
#define OMAP3430_ST_GPIO1_SHIFT 3
#define OMAP3430_ST_GPIO1_MASK (1 << 3)
#define OMAP3430_ST_32KSYNC_SHIFT 2
#define OMAP3430_ST_32KSYNC_MASK (1 << 2)
#define OMAP3430_ST_GPT12_SHIFT 1
#define OMAP3430_ST_GPT12_MASK (1 << 1)
#define OMAP3430_ST_GPT1_SHIFT 0
#define OMAP3430_ST_GPT1_MASK (1 << 0)
/*
* CM_SLEEPDEP_GFX, CM_SLEEPDEP_DSS, CM_SLEEPDEP_CAM,
* CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_GFX,
* PM_WKDEP_DSS, PM_WKDEP_CAM, PM_WKDEP_PER, PM_WKDEP_NEON shared bits
*/
#define OMAP3430_EN_MPU_MASK (1 << 1)
#define OMAP3430_EN_MPU_SHIFT 1
/* CM_FCLKEN_PER, CM_ICLKEN_PER, PM_WKEN_PER shared bits */
#define OMAP3630_EN_UART4_MASK (1 << 18)
#define OMAP3630_EN_UART4_SHIFT 18
#define OMAP3430_EN_GPIO6_MASK (1 << 17)
#define OMAP3430_EN_GPIO6_SHIFT 17
#define OMAP3430_EN_GPIO5_MASK (1 << 16)
#define OMAP3430_EN_GPIO5_SHIFT 16
#define OMAP3430_EN_GPIO4_MASK (1 << 15)
#define OMAP3430_EN_GPIO4_SHIFT 15
#define OMAP3430_EN_GPIO3_MASK (1 << 14)
#define OMAP3430_EN_GPIO3_SHIFT 14
#define OMAP3430_EN_GPIO2_MASK (1 << 13)
#define OMAP3430_EN_GPIO2_SHIFT 13
#define OMAP3430_EN_UART3_MASK (1 << 11)
#define OMAP3430_EN_UART3_SHIFT 11
#define OMAP3430_EN_GPT9_MASK (1 << 10)
#define OMAP3430_EN_GPT9_SHIFT 10
#define OMAP3430_EN_GPT8_MASK (1 << 9)
#define OMAP3430_EN_GPT8_SHIFT 9
#define OMAP3430_EN_GPT7_MASK (1 << 8)
#define OMAP3430_EN_GPT7_SHIFT 8
#define OMAP3430_EN_GPT6_MASK (1 << 7)
#define OMAP3430_EN_GPT6_SHIFT 7
#define OMAP3430_EN_GPT5_MASK (1 << 6)
#define OMAP3430_EN_GPT5_SHIFT 6
#define OMAP3430_EN_GPT4_MASK (1 << 5)
#define OMAP3430_EN_GPT4_SHIFT 5
#define OMAP3430_EN_GPT3_MASK (1 << 4)
#define OMAP3430_EN_GPT3_SHIFT 4
#define OMAP3430_EN_GPT2_MASK (1 << 3)
#define OMAP3430_EN_GPT2_SHIFT 3
/* CM_FCLKEN_PER, CM_ICLKEN_PER, PM_WKEN_PER, PM_WKST_PER shared bits */
/* XXX Possible TI documentation bug: should the PM_WKST_PER EN_* bits
* be ST_* bits instead? */
#define OMAP3430_EN_MCBSP4_MASK (1 << 2)
#define OMAP3430_EN_MCBSP4_SHIFT 2
#define OMAP3430_EN_MCBSP3_MASK (1 << 1)
#define OMAP3430_EN_MCBSP3_SHIFT 1
#define OMAP3430_EN_MCBSP2_MASK (1 << 0)
#define OMAP3430_EN_MCBSP2_SHIFT 0
/* CM_IDLEST_PER, PM_WKST_PER shared bits */
#define OMAP3630_ST_UART4_SHIFT 18
#define OMAP3630_ST_UART4_MASK (1 << 18)
#define OMAP3430_ST_GPIO6_SHIFT 17
#define OMAP3430_ST_GPIO6_MASK (1 << 17)
#define OMAP3430_ST_GPIO5_SHIFT 16
#define OMAP3430_ST_GPIO5_MASK (1 << 16)
#define OMAP3430_ST_GPIO4_SHIFT 15
#define OMAP3430_ST_GPIO4_MASK (1 << 15)
#define OMAP3430_ST_GPIO3_SHIFT 14
#define OMAP3430_ST_GPIO3_MASK (1 << 14)
#define OMAP3430_ST_GPIO2_SHIFT 13
#define OMAP3430_ST_GPIO2_MASK (1 << 13)
#define OMAP3430_ST_UART3_SHIFT 11
#define OMAP3430_ST_UART3_MASK (1 << 11)
#define OMAP3430_ST_GPT9_SHIFT 10
#define OMAP3430_ST_GPT9_MASK (1 << 10)
#define OMAP3430_ST_GPT8_SHIFT 9
#define OMAP3430_ST_GPT8_MASK (1 << 9)
#define OMAP3430_ST_GPT7_SHIFT 8
#define OMAP3430_ST_GPT7_MASK (1 << 8)
#define OMAP3430_ST_GPT6_SHIFT 7
#define OMAP3430_ST_GPT6_MASK (1 << 7)
#define OMAP3430_ST_GPT5_SHIFT 6
#define OMAP3430_ST_GPT5_MASK (1 << 6)
#define OMAP3430_ST_GPT4_SHIFT 5
#define OMAP3430_ST_GPT4_MASK (1 << 5)
#define OMAP3430_ST_GPT3_SHIFT 4
#define OMAP3430_ST_GPT3_MASK (1 << 4)
#define OMAP3430_ST_GPT2_SHIFT 3
#define OMAP3430_ST_GPT2_MASK (1 << 3)
/* CM_SLEEPDEP_PER, PM_WKDEP_IVA2, PM_WKDEP_MPU, PM_WKDEP_PER shared bits */
#define OMAP3430_EN_CORE_SHIFT 0
#define OMAP3430_EN_CORE_MASK (1 << 0)
/*
* MAX_MODULE_HARDRESET_WAIT: Maximum microseconds to wait for an OMAP
* submodule to exit hardreset
*/
#define MAX_MODULE_HARDRESET_WAIT 10000
/*
* Maximum time(us) it takes to output the signal WUCLKOUT of the last
* pad of the I/O ring after asserting WUCLKIN high. Tero measured
* the actual time at 7 to 8 microseconds on OMAP3 and 2 to 4
* microseconds on OMAP4, so this timeout may be too high.
*/
#define MAX_IOPAD_LATCH_TIME 100
# ifndef __ASSEMBLER__
extern void __iomem *prm_base;
extern void __iomem *cm_base;
extern void __iomem *cm2_base;
extern void __iomem *prcm_mpu_base;
#if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_ARCH_OMAP5)
extern void omap_prm_base_init(void);
extern void omap_cm_base_init(void);
#else
static inline void omap_prm_base_init(void)
{
}
static inline void omap_cm_base_init(void)
{
}
#endif
/**
* struct omap_prcm_irq - describes a PRCM interrupt bit
* @name: a short name describing the interrupt type, e.g. "wkup" or "io"
* @offset: the bit shift of the interrupt inside the IRQ{ENABLE,STATUS} regs
* @priority: should this interrupt be handled before @priority=false IRQs?
*
* Describes interrupt bits inside the PRM_IRQ{ENABLE,STATUS}_MPU* registers.
* On systems with multiple PRM MPU IRQ registers, the bitfields read from
* the registers are concatenated, so @offset could be > 31 on these systems -
* see omap_prm_irq_handler() for more details. I/O ring interrupts should
* have @priority set to true.
*/
struct omap_prcm_irq {
const char *name;
unsigned int offset;
bool priority;
};
/**
* struct omap_prcm_irq_setup - PRCM interrupt controller details
* @ack: PRM register offset for the first PRM_IRQSTATUS_MPU register
* @mask: PRM register offset for the first PRM_IRQENABLE_MPU register
* @nr_regs: number of PRM_IRQ{STATUS,ENABLE}_MPU* registers
* @nr_irqs: number of entries in the @irqs array
* @irqs: ptr to an array of PRCM interrupt bits (see @nr_irqs)
* @irq: MPU IRQ asserted when a PRCM interrupt arrives
* @read_pending_irqs: fn ptr to determine if any PRCM IRQs are pending
* @ocp_barrier: fn ptr to force buffered PRM writes to complete
* @save_and_clear_irqen: fn ptr to save and clear IRQENABLE regs
* @restore_irqen: fn ptr to save and clear IRQENABLE regs
* @saved_mask: IRQENABLE regs are saved here during suspend
* @priority_mask: 1 bit per IRQ, set to 1 if omap_prcm_irq.priority = true
* @base_irq: base dynamic IRQ number, returned from irq_alloc_descs() in init
* @suspended: set to true after Linux suspend code has called our ->prepare()
* @suspend_save_flag: set to true after IRQ masks have been saved and disabled
*
* @saved_mask, @priority_mask, @base_irq, @suspended, and
* @suspend_save_flag are populated dynamically, and are not to be
* specified in static initializers.
*/
struct omap_prcm_irq_setup {
u16 ack;
u16 mask;
u8 nr_regs;
u8 nr_irqs;
const struct omap_prcm_irq *irqs;
int irq;
void (*read_pending_irqs)(unsigned long *events);
void (*ocp_barrier)(void);
void (*save_and_clear_irqen)(u32 *saved_mask);
void (*restore_irqen)(u32 *saved_mask);
u32 *saved_mask;
u32 *priority_mask;
int base_irq;
bool suspended;
bool suspend_save_flag;
};
/* OMAP_PRCM_IRQ: convenience macro for creating struct omap_prcm_irq records */
#define OMAP_PRCM_IRQ(_name, _offset, _priority) { \
.name = _name, \
.offset = _offset, \
.priority = _priority \
}
extern void omap_prcm_irq_cleanup(void);
extern int omap_prcm_register_chain_handler(
struct omap_prcm_irq_setup *irq_setup);
extern int omap_prcm_event_to_irq(const char *event);
extern void omap_prcm_irq_prepare(void);
extern void omap_prcm_irq_complete(void);
# endif
#endif