* Paul Walmsley <paul@xxxxxxxxx> [081105 11:39]:
>
> 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@xxxxxx>.
Pushing.
Tony
> Signed-off-by: Richard Woodruff <r-woodruff2@xxxxxx>
> Signed-off-by: Paul Walmsley <paul@xxxxxxxxx>
>
> 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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