diff options
Diffstat (limited to 'arch/arm/mach-omap2/powerdomains.h')
| -rw-r--r-- | arch/arm/mach-omap2/powerdomains.h | 88 |
1 files changed, 8 insertions, 80 deletions
diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h index d646c9979c38..faa8fc952d95 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 @@ -25,19 +25,8 @@ * This file contains all of the powerdomains that have some element * of software control for the OMAP24xx and OMAP34XX chips. * - * A few notes: - * * 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) - * */ /* @@ -47,26 +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> @@ -74,60 +54,11 @@ #include "prcm-common.h" #include "prm.h" #include "cm.h" - -/* OMAP2/3-common powerdomains and wakeup dependencies */ - -#ifndef CONFIG_ARCH_OMAP4 -/* - * 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 }, -}; -#endif - - #include "powerdomains24xx.h" #include "powerdomains34xx.h" #include "powerdomains44xx.h" - -/* - * OMAP2/3 common powerdomains - */ +/* OMAP2/3-common powerdomains */ #if defined(CONFIG_ARCH_OMAP24XX) | defined(CONFIG_ARCH_OMAP34XX) @@ -140,8 +71,6 @@ static struct powerdomain gfx_omap2_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, @@ -157,7 +86,6 @@ 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 |