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[v2,22/22] ARM: DRA7: clockdomain: Change the CLKTRCTRL of CM_PCIE_CLKSTCTRL to SW_WKUP

Message ID 1487325042-28227-23-git-send-email-kishon@ti.com (mailing list archive)
State New, archived
Delegated to: Bjorn Helgaas
Headers show

Commit Message

Kishon Vijay Abraham I Feb. 17, 2017, 9:50 a.m. UTC 
The PCIe programming sequence in TRM suggests CLKSTCTRL of PCIe should
be set to SW_WKUP. There are no issues when CLKSTCTRL is set to HW_AUTO
in RC mode. However in EP mode, the host system is not able to access the
MEMSPACE and setting the CLKSTCTRL to SW_WKUP fixes it.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
---
 arch/arm/mach-omap2/clockdomains7xx_data.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/arch/arm/mach-omap2/clockdomains7xx_data.c b/arch/arm/mach-omap2/clockdomains7xx_data.c
index 6c67965..67ebff8 100644
--- a/arch/arm/mach-omap2/clockdomains7xx_data.c
+++ b/arch/arm/mach-omap2/clockdomains7xx_data.c
@@ -524,7 +524,7 @@ 
 	.dep_bit	  = DRA7XX_PCIE_STATDEP_SHIFT,
 	.wkdep_srcs	  = pcie_wkup_sleep_deps,
 	.sleepdep_srcs	  = pcie_wkup_sleep_deps,
-	.flags		  = CLKDM_CAN_HWSUP_SWSUP,
+	.flags		  = CLKDM_CAN_SWSUP,
 };
 
 static struct clockdomain atl_7xx_clkdm = {