[PATCH v2 2/2] ARM: dts: Aspeed: Everest: Add GPIO hog for USB power control

Eddie James eajames at linux.ibm.com
Thu Dec 9 04:06:41 AEDT 2021


Set the USB power control to always on. Also enable the first EHCI
controller.

Signed-off-by: Eddie James <eajames at linux.ibm.com>
---
 arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
index f42e2d776ba8..3e9edc893f55 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
@@ -280,7 +280,7 @@ &gpio0 {
 	/*L0-L7*/	"","","","","","","","",
 	/*M0-M7*/	"","","","","","","","",
 	/*N0-N7*/	"","","","","","","","",
-	/*O0-O7*/	"","","","","","","","",
+	/*O0-O7*/	"","","","usb-power","","","","",
 	/*P0-P7*/	"","","","","led-pcieslot-power","","","",
 	/*Q0-Q7*/	"","","regulator-standby-faulted","","","","","",
 	/*R0-R7*/	"bmc-tpm-reset","power-chassis-control","power-chassis-good","","","I2C_FLASH_MICRO_N","","",
@@ -292,6 +292,12 @@ &gpio0 {
 	/*X0-X7*/	"","","","","","","","",
 	/*Y0-Y7*/	"","","","","","","","",
 	/*Z0-Z7*/   "","","","","","","","";
+
+	usb_power {
+		gpio-hog;
+		gpios = <ASPEED_GPIO(O, 3) GPIO_ACTIVE_LOW>;
+		output-high;
+	};
 };
 
 &i2c0 {
@@ -2375,6 +2381,10 @@ i2c15mux2chn3: i2c at 3 {
 	};
 };
 
+&ehci0 {
+	status = "okay";
+};
+
 &ehci1 {
 	status = "okay";
 };
-- 
2.27.0



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