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authorPaul Walmsley <paul@pwsan.com>2009-02-05 20:45:28 -0700
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-23 14:52:51 +0000
commit7eb1afc9765d07c9036b1ad9e7c03e5bd1a58a2b (patch)
tree481467823b3810af2a94597129748aaf04f902d2
parentd41ad52040dee5043ce6b1d49a1c8864706d2bfd (diff)
[ARM] OMAP3 powerdomains: make USBTLL SAR only available on ES3.1 and beyond
Richard Woodruff writes that chip errata prevent USBTLL SAR from working on OMAP3 ES levels before ES3.1: http://marc.info/?l=linux-arm-kernel&m=123319614808833&w=2 Update the OMAP3 powerdomain structures appropriately. Signed-off-by: Paul Walmsley <paul@pwsan.com> Cc: Richard Woodruff <r-woodruff2@ti.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/mach-omap2/powerdomains.h3
-rw-r--r--arch/arm/mach-omap2/powerdomains34xx.h25
2 files changed, 25 insertions, 3 deletions
diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h
index 1329443f2cd..691470ea4c6 100644
--- a/arch/arm/mach-omap2/powerdomains.h
+++ b/arch/arm/mach-omap2/powerdomains.h
@@ -171,7 +171,8 @@ static struct powerdomain *powerdomains_omap[] __initdata = {
&iva2_pwrdm,
&mpu_34xx_pwrdm,
&neon_pwrdm,
- &core_34xx_pwrdm,
+ &core_34xx_pre_es3_1_pwrdm,
+ &core_34xx_es3_1_pwrdm,
&cam_pwrdm,
&dss_pwrdm,
&per_pwrdm,
diff --git a/arch/arm/mach-omap2/powerdomains34xx.h b/arch/arm/mach-omap2/powerdomains34xx.h
index 78acfce8bbd..4dcf94b800a 100644
--- a/arch/arm/mach-omap2/powerdomains34xx.h
+++ b/arch/arm/mach-omap2/powerdomains34xx.h
@@ -200,12 +200,33 @@ static struct powerdomain mpu_34xx_pwrdm = {
};
/* No wkdeps or sleepdeps for 34xx core apparently */
-static struct powerdomain core_34xx_pwrdm = {
+static struct powerdomain core_34xx_pre_es3_1_pwrdm = {
.name = "core_pwrdm",
.prcm_offs = CORE_MOD,
- .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 |
+ CHIP_IS_OMAP3430ES2 |
+ CHIP_IS_OMAP3430ES3_0),
+ .pwrsts = PWRSTS_OFF_RET_ON,
+ .dep_bit = OMAP3430_EN_CORE_SHIFT,
+ .banks = 2,
+ .pwrsts_mem_ret = {
+ [0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */
+ [1] = PWRSTS_OFF_RET, /* MEM2RETSTATE */
+ },
+ .pwrsts_mem_on = {
+ [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */
+ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */
+ },
+};
+
+/* No wkdeps or sleepdeps for 34xx core apparently */
+static struct powerdomain core_34xx_es3_1_pwrdm = {
+ .name = "core_pwrdm",
+ .prcm_offs = CORE_MOD,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES3_1),
.pwrsts = PWRSTS_OFF_RET_ON,
.dep_bit = OMAP3430_EN_CORE_SHIFT,
+ .flags = PWRDM_HAS_HDWR_SAR, /* for USBTLL only */
.banks = 2,
.pwrsts_mem_ret = {
[0] = PWRSTS_OFF_RET, /* MEM1RETSTATE */