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authorPaul Walmsley <paul@pwsan.com>2009-01-27 19:44:28 -0700
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-08 17:50:30 +0000
commitbe48ea74d49408c5c4f999c730d35eaf0034f273 (patch)
treea5b094cf5306a6cc39b83326a76723fb02987068
parent46e0ccf8ae32e53dc34a274977e2c6256b2deddc (diff)
[ARM] 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> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/mach-omap2/powerdomains34xx.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h
index 7b63fa074b7..15c346c627d 100644
--- a/arch/arm/mach-omap2/powerdomains34xx.h
+++ b/arch/arm/mach-omap2/powerdomains34xx.h
@@ -236,6 +236,11 @@ 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,
@@ -243,7 +248,7 @@ 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 = {