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-rw-r--r--arch/arm/mach-omap2/pm34xx.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index bfa8b8c8171a..b2740c5e0504 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -407,13 +407,14 @@ void omap_sram_idle(void)
omap3_intc_prepare_idle();
/*
- * On EMU/HS devices ROM code restores a SRDC value
- * from scratchpad which has automatic self refresh on timeout
- * of AUTO_CNT = 1 enabled. This takes care of erratum ID i443.
- * Hence store/restore the SDRC_POWER register here.
- */
- if (omap_rev() >= OMAP3430_REV_ES3_0 &&
- omap_type() != OMAP2_DEVICE_TYPE_GP &&
+ * On EMU/HS devices ROM code restores a SRDC value
+ * from scratchpad which has automatic self refresh on timeout
+ * of AUTO_CNT = 1 enabled. This takes care of erratum ID i443.
+ * Hence store/restore the SDRC_POWER register here.
+ */
+ if (cpu_is_omap3430() && omap_rev() >= OMAP3430_REV_ES3_0 &&
+ (omap_type() == OMAP2_DEVICE_TYPE_EMU ||
+ omap_type() == OMAP2_DEVICE_TYPE_SEC) &&
core_next_state == PWRDM_POWER_OFF)
sdrc_pwr = sdrc_read_reg(SDRC_POWER);
@@ -430,8 +431,9 @@ void omap_sram_idle(void)
omap34xx_do_sram_idle(save_state);
/* Restore normal SDRC POWER settings */
- if (omap_rev() >= OMAP3430_REV_ES3_0 &&
- omap_type() != OMAP2_DEVICE_TYPE_GP &&
+ if (cpu_is_omap3430() && omap_rev() >= OMAP3430_REV_ES3_0 &&
+ (omap_type() == OMAP2_DEVICE_TYPE_EMU ||
+ omap_type() == OMAP2_DEVICE_TYPE_SEC) &&
core_next_state == PWRDM_POWER_OFF)
sdrc_write_reg(sdrc_pwr, SDRC_POWER);