OMAP3 powerdomains: remove RET from SGX power states list

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>

diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h
index 446a1edcb0824aed9849f3b0613179d7666021d8..edfad4206b1e749820ecb0645915542f827eb683 100644 (file)
--- 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   = {