#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 /* * TI81XX PRM module offsets */ #define TI81XX_PRM_DEVICE_MOD 0x0000 #define TI816X_PRM_ACTIVE_MOD 0x0a00 #define TI81XX_PRM_DEFAULT_MOD 0x0b00 #define TI816X_PRM_IVAHD0_MOD 0x0c00 #define TI816X_PRM_IVAHD1_MOD 0x0d00 #define TI816X_PRM_IVAHD2_MOD 0x0e00 #define TI816X_PRM_SGX_MOD 0x0f00 #define TI81XX_PRM_ALWON_MOD 0x1800 /* 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) #define OMAP24XX_EN_GPMC_SHIFT 1 #define OMAP24XX_EN_GPMC_MASK (1 << 1) /* 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) /* * 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__ #include <linux/delay.h> /** * omap_test_timeout - busy-loop, testing a condition * @cond: condition to test until it evaluates to true * @timeout: maximum number of microseconds in the timeout * @index: loop index (integer) * * Loop waiting for @cond to become true or until at least @timeout * microseconds have passed. To use, define some integer @index in the * calling code. After running, if @index == @timeout, then the loop has * timed out. */ #define omap_test_timeout(cond, timeout, index) \ ({ \ for (index = 0; index < timeout; index++) { \ if (cond) \ break; \ udelay(1); \ } \ }) /** * 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 * @reconfigure_io_chain: fn ptr to reconfigure IO chain * @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; unsigned int (*xlate_irq)(unsigned int); 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); void (*reconfigure_io_chain)(void); 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 \ } /** * struct omap_prcm_init_data - PRCM driver init data * @index: clock memory mapping index to be used * @mem: IO mem pointer for this module * @offset: module base address offset from the IO base * @flags: PRCM module init flags * @device_inst_offset: device instance offset within the module address space * @init: low level PRCM init function for this module * @np: device node for this PRCM module */ struct omap_prcm_init_data { int index; void __iomem *mem; s16 offset; u16 flags; s32 device_inst_offset; int (*init)(const struct omap_prcm_init_data *data); struct device_node *np; }; 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