diff options
Diffstat (limited to 'arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c')
-rw-r--r-- | arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c new file mode 100644 index 0000000000..7374c89043 --- /dev/null +++ b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * OMAP2/3 common powerdomain definitions + * + * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. + * Copyright (C) 2007-2011 Nokia Corporation + * + * Paul Walmsley, Jouni Högander + */ + +/* + * 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 "powerdomain.h" + +#include "prcm-common.h" +#include "prm.h" + +/* OMAP2/3-common powerdomains */ + +/* + * The GFX powerdomain is not present on 3430ES2, but currently we do not + * have a macro to filter it out at compile-time. + */ +struct powerdomain gfx_omap2_pwrdm = { + .name = "gfx_pwrdm", + .prcm_offs = GFX_MOD, + .pwrsts = PWRSTS_OFF_RET_ON, + .pwrsts_logic_ret = PWRSTS_RET, + .banks = 1, + .pwrsts_mem_ret = { + [0] = PWRSTS_RET, /* MEMRETSTATE */ + }, + .pwrsts_mem_on = { + [0] = PWRSTS_ON, /* MEMONSTATE */ + }, + .voltdm = { .name = "core" }, +}; + +struct powerdomain wkup_omap2_pwrdm = { + .name = "wkup_pwrdm", + .prcm_offs = WKUP_MOD, + .pwrsts = PWRSTS_ON, + .voltdm = { .name = "wakeup" }, +}; |