[PATCH 01/12] arm64: dts: r8a7795: salvator-x: enable UHS for SDHI 0 & 3

Simon Horman horms+renesas at verge.net.au
Fri Nov 4 02:43:56 PDT 2016


From: Wolfram Sang <wsa+renesas at sang-engineering.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas at sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
---
 arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
index b1eab6876f8c..ff4e4fe843ed 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts
@@ -237,11 +237,25 @@
 	sdhi0_pins: sd0 {
 		groups = "sdhi0_data4", "sdhi0_ctrl";
 		function = "sdhi0";
+		power-source = <3300>;
+	};
+
+	sdhi0_pins_uhs: sd0_uhs {
+		groups = "sdhi0_data4", "sdhi0_ctrl";
+		function = "sdhi0";
+		power-source = <1800>;
 	};
 
 	sdhi3_pins: sd3 {
 		groups = "sdhi3_data4", "sdhi3_ctrl";
 		function = "sdhi3";
+		power-source = <3300>;
+	};
+
+	sdhi3_pins_uhs: sd3_uhs {
+		groups = "sdhi3_data4", "sdhi3_ctrl";
+		function = "sdhi3";
+		power-source = <1800>;
 	};
 
 	sound_pins: sound {
@@ -371,25 +385,29 @@
 
 &sdhi0 {
 	pinctrl-0 = <&sdhi0_pins>;
-	pinctrl-names = "default";
+	pinctrl-1 = <&sdhi0_pins_uhs>;
+	pinctrl-names = "default", "state_uhs";
 
 	vmmc-supply = <&vcc_sdhi0>;
 	vqmmc-supply = <&vccq_sdhi0>;
 	cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
 	wp-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
 	bus-width = <4>;
+	sd-uhs-sdr50;
 	status = "okay";
 };
 
 &sdhi3 {
 	pinctrl-0 = <&sdhi3_pins>;
-	pinctrl-names = "default";
+	pinctrl-1 = <&sdhi3_pins_uhs>;
+	pinctrl-names = "default", "state_uhs";
 
 	vmmc-supply = <&vcc_sdhi3>;
 	vqmmc-supply = <&vccq_sdhi3>;
 	cd-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>;
 	wp-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
 	bus-width = <4>;
+	sd-uhs-sdr50;
 	status = "okay";
 };
 
-- 
2.7.0.rc3.207.g0ac5344




More information about the linux-arm-kernel mailing list