diff options
Diffstat (limited to 'arch/arm/mach-omap2/powerdomains.h')
| -rw-r--r-- | arch/arm/mach-omap2/powerdomains.h | 134 |
1 files changed, 47 insertions, 87 deletions
diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h index 057b2e3e2c3..105cbcaefd3 100644 --- a/arch/arm/mach-omap2/powerdomains.h +++ b/arch/arm/mach-omap2/powerdomains.h @@ -1,8 +1,8 @@ /* * OMAP2/3 common powerdomain definitions * - * Copyright (C) 2007-8 Texas Instruments, Inc. - * Copyright (C) 2007-8 Nokia Corporation + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2009 Nokia Corporation * * Written by Paul Walmsley * Debugging and integration fixes by Jouni Högander @@ -12,26 +12,21 @@ * published by the Free Software Foundation. */ +/* + * To Do List + * -> Move the Sleep/Wakeup dependencies from Power Domain framework to + * Clock Domain Framework + */ + #ifndef ARCH_ARM_MACH_OMAP2_POWERDOMAINS #define ARCH_ARM_MACH_OMAP2_POWERDOMAINS /* * This file contains all of the powerdomains that have some element - * of software control for the OMAP24xx and OMAP34XX chips. - * - * A few notes: + * of software control for the OMAP24xx and OMAP34xx chips. * * This is not an exhaustive listing of powerdomains on the chips; only * powerdomains that can be controlled in software. - * - * A useful validation rule for struct powerdomain: - * Any powerdomain referenced by a wkdep_srcs or sleepdep_srcs array - * must have a dep_bit assigned. So wkdep_srcs/sleepdep_srcs are really - * just software-controllable dependencies. Non-software-controllable - * dependencies do exist, but they are not encoded below (yet). - * - * 24xx does not support programmable sleep dependencies (SLEEPDEP) - * */ /* @@ -41,26 +36,17 @@ * * On the 2420, this is a 'C55 DSP called, simply, the DSP. Its * powerdomain is called the "DSP power domain." On the 2430, the - * on-board DSP is a 'C64 DSP, now called the IVA2 or IVA2.1. Its - * powerdomain is still called the "DSP power domain." On the 3430, - * the DSP is a 'C64 DSP like the 2430, also known as the IVA2; but - * its powerdomain is now called the "IVA2 power domain." + * on-board DSP is a 'C64 DSP, now called (along with its hardware + * accelerators) the IVA2 or IVA2.1. Its powerdomain is still called + * the "DSP power domain." On the 3430, the DSP is a 'C64 DSP like the + * 2430, also known as the IVA2; but its powerdomain is now called the + * "IVA2 power domain." * * The 2420 also has something called the IVA, which is a separate ARM * core, and has nothing to do with the DSP/IVA2. * * Ideally the DSP/IVA2 could just be the same powerdomain, but the PRCM * address offset is different between the C55 and C64 DSPs. - * - * The overly-specific dep_bit names are due to a bit name collision - * with CM_FCLKEN_{DSP,IVA2}. The DSP/IVA2 PM_WKDEP and CM_SLEEPDEP shift - * value are the same for all powerdomains: 2 - */ - -/* - * XXX should dep_bit be a mask, so we can test to see if it is 0 as a - * sanity check? - * XXX encode hardware fixed wakeup dependencies -- esp. for 3430 CORE */ #include <plat/powerdomain.h> @@ -68,69 +54,23 @@ #include "prcm-common.h" #include "prm.h" #include "cm.h" - -/* OMAP2/3-common powerdomains and wakeup dependencies */ - -/* - * 2420/2430 PM_WKDEP_GFX: CORE, MPU, WKUP - * 3430ES1 PM_WKDEP_GFX: adds IVA2, removes CORE - * 3430ES2 PM_WKDEP_SGX: adds IVA2, removes CORE - */ -static struct pwrdm_dep gfx_sgx_wkdeps[] = { - { - .pwrdm_name = "core_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .pwrdm_name = "iva2_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .pwrdm_name = "mpu_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | - CHIP_IS_OMAP3430) - }, - { - .pwrdm_name = "wkup_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | - CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* - * 3430: CM_SLEEPDEP_CAM: MPU - * 3430ES1: CM_SLEEPDEP_GFX: MPU - * 3430ES2: CM_SLEEPDEP_SGX: MPU - */ -static struct pwrdm_dep cam_gfx_sleepdeps[] = { - { - .pwrdm_name = "mpu_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - - #include "powerdomains24xx.h" #include "powerdomains34xx.h" +#include "powerdomains44xx.h" +/* OMAP2/3-common powerdomains */ -/* - * OMAP2/3 common powerdomains - */ +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) /* * The GFX powerdomain is not present on 3430ES2, but currently we do not * have a macro to filter it out at compile-time. */ -static struct powerdomain gfx_pwrdm = { +static struct powerdomain gfx_omap2_pwrdm = { .name = "gfx_pwrdm", .prcm_offs = GFX_MOD, .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430ES1), - .wkdep_srcs = gfx_sgx_wkdeps, - .sleepdep_srcs = cam_gfx_sleepdeps, .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRDM_POWER_RET, .banks = 1, @@ -142,22 +82,24 @@ static struct powerdomain gfx_pwrdm = { }, }; -static struct powerdomain wkup_pwrdm = { +static struct powerdomain wkup_omap2_pwrdm = { .name = "wkup_pwrdm", .prcm_offs = WKUP_MOD, .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), - .dep_bit = OMAP_EN_WKUP_SHIFT, }; +#endif /* As powerdomains are added or removed above, this list must also be changed */ static struct powerdomain *powerdomains_omap[] __initdata = { - &gfx_pwrdm, - &wkup_pwrdm, +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) + &wkup_omap2_pwrdm, + &gfx_omap2_pwrdm, +#endif -#ifdef CONFIG_ARCH_OMAP24XX +#ifdef CONFIG_ARCH_OMAP2 &dsp_pwrdm, &mpu_24xx_pwrdm, &core_24xx_pwrdm, @@ -167,12 +109,12 @@ static struct powerdomain *powerdomains_omap[] __initdata = { &mdm_pwrdm, #endif -#ifdef CONFIG_ARCH_OMAP34XX +#ifdef CONFIG_ARCH_OMAP3 &iva2_pwrdm, - &mpu_34xx_pwrdm, + &mpu_3xxx_pwrdm, &neon_pwrdm, - &core_34xx_pre_es3_1_pwrdm, - &core_34xx_es3_1_pwrdm, + &core_3xxx_pre_es3_1_pwrdm, + &core_3xxx_es3_1_pwrdm, &cam_pwrdm, &dss_pwrdm, &per_pwrdm, @@ -186,6 +128,24 @@ static struct powerdomain *powerdomains_omap[] __initdata = { &dpll5_pwrdm, #endif +#ifdef CONFIG_ARCH_OMAP4 + &core_44xx_pwrdm, + &gfx_44xx_pwrdm, + &abe_44xx_pwrdm, + &dss_44xx_pwrdm, + &tesla_44xx_pwrdm, + &wkup_44xx_pwrdm, + &cpu0_44xx_pwrdm, + &cpu1_44xx_pwrdm, + &emu_44xx_pwrdm, + &mpu_44xx_pwrdm, + &ivahd_44xx_pwrdm, + &cam_44xx_pwrdm, + &l3init_44xx_pwrdm, + &l4per_44xx_pwrdm, + &always_on_core_44xx_pwrdm, + &cefuse_44xx_pwrdm, +#endif NULL }; |