Messages in this thread Patch in this message | | | From | Paul Walmsley <> | Subject | [PATCH B 07/10] OMAP3 powerdomains: remove RET from SGX power states list | Date | Tue, 27 Jan 2009 19:44:28 -0700 |
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The SGX device on OMAP3 does not support retention, so remove RET from the list of possible SGX power states. Problem debugged by Richard Woodruff <r-woodruff2@ti.com>.
Signed-off-by: Richard Woodruff <r-woodruff2@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com> Signed-off-by: Tony Lindgren <tony@atomide.com> --- arch/arm/mach-omap2/powerdomains34xx.h | 7 ++++++- 1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h index 446a1ed..edfad42 100644 --- a/arch/arm/mach-omap2/powerdomains34xx.h +++ b/arch/arm/mach-omap2/powerdomains34xx.h @@ -255,6 +255,11 @@ static struct powerdomain dss_pwrdm = { }, }; +/* + * Although the 34XX TRM Rev K Table 4-371 notes that retention is a + * possible SGX powerstate, the SGX device itself does not support + * retention. + */ static struct powerdomain sgx_pwrdm = { .name = "sgx_pwrdm", .prcm_offs = OMAP3430ES2_SGX_MOD, @@ -262,7 +267,7 @@ static struct powerdomain sgx_pwrdm = { .wkdep_srcs = gfx_sgx_wkdeps, .sleepdep_srcs = cam_gfx_sleepdeps, /* XXX This is accurate for 3430 SGX, but what about GFX? */ - .pwrsts = PWRSTS_OFF_RET_ON, + .pwrsts = PWRSTS_OFF_ON, .pwrsts_logic_ret = PWRDM_POWER_RET, .banks = 1, .pwrsts_mem_ret = {
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