diff options
Diffstat (limited to 'arch/arm/mach-omap2/powerdomains_data.c')
| -rw-r--r-- | arch/arm/mach-omap2/powerdomains_data.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/powerdomains_data.c b/arch/arm/mach-omap2/powerdomains_data.c new file mode 100644 index 0000000..475763e --- /dev/null +++ b/arch/arm/mach-omap2/powerdomains_data.c @@ -0,0 +1,153 @@ +/* + * OMAP2/3 common powerdomain definitions + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2009 Nokia Corporation + * + * Written by Paul Walmsley + * Debugging and integration fixes by Jouni Högander + * + * 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. + */ + +/* + * To Do List + * -> Move the Sleep/Wakeup dependencies from Power Domain framework to + * Clock Domain Framework + */ + +/* + * This file contains all of the powerdomains that have some element + * 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. + */ + +/* + * The names for the DSP/IVA2 powerdomains are confusing. + * + * Most OMAP chips have an on-board DSP. + * + * 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 (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. + */ + +#include <linux/init.h> +#include <plat/powerdomain.h> + +#include "prcm-common.h" +#include "prm.h" +#include "cm.h" +#include "powerdomains24xx.h" +#include "powerdomains34xx.h" +#include "powerdomains44xx.h" + +/* 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_omap2_pwrdm = { + .name = "gfx_pwrdm", + .prcm_offs = GFX_MOD, + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | + CHIP_IS_OMAP3430ES1), + .pwrsts = PWRSTS_OFF_RET_ON, + .pwrsts_logic_ret = PWRDM_POWER_RET, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRDM_POWER_RET, /* MEMRETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRDM_POWER_ON, /* MEMONSTATE */ + }, +}; + +static struct powerdomain wkup_omap2_pwrdm = { + .name = "wkup_pwrdm", + .prcm_offs = WKUP_MOD, + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), +}; + +#endif + + +/* As powerdomains are added or removed above, this list must also be changed */ +static struct powerdomain *powerdomains_omap[] __initdata = { + +#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) + &wkup_omap2_pwrdm, + &gfx_omap2_pwrdm, +#endif + +#ifdef CONFIG_ARCH_OMAP2 + &dsp_pwrdm, + &mpu_24xx_pwrdm, + &core_24xx_pwrdm, +#endif + +#ifdef CONFIG_ARCH_OMAP2430 + &mdm_pwrdm, +#endif + +#ifdef CONFIG_ARCH_OMAP3 + &iva2_pwrdm, + &mpu_3xxx_pwrdm, + &neon_pwrdm, + &core_3xxx_pre_es3_1_pwrdm, + &core_3xxx_es3_1_pwrdm, + &cam_pwrdm, + &dss_pwrdm, + &per_pwrdm, + &emu_pwrdm, + &sgx_pwrdm, + &usbhost_pwrdm, + &dpll1_pwrdm, + &dpll2_pwrdm, + &dpll3_pwrdm, + &dpll4_pwrdm, + &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 +}; + +void pwrdm_fw_init(void) +{ + pwrdm_init(powerdomains_omap); +} |