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authorVladimir Barinov <vladimir.barinov@cogentembedded.com>2016-09-02 16:25:08 (GMT)
committerSimon Horman <horms+renesas@verge.net.au>2016-09-08 07:35:18 (GMT)
commit57094363192098bd798aab07851b702f563fb0a2 (patch)
treead1298efff492b9d5337f2bd3e960815b9e1fb97 /arch/arm64/boot
parent0e3886a981e062740fbb89670f79fd57caed8137 (diff)
downloadlinux-57094363192098bd798aab07851b702f563fb0a2.tar.xz
arm64: dts: h3ulcb: enable SDHI0
This supports SDHI0 on H3ULCB board SD card slot Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts49
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
index adf2b0e..44f1184 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7795-h3ulcb.dts
@@ -44,6 +44,30 @@
gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
};
};
+
+ vcc_sdhi0: regulator-vcc-sdhi0 {
+ compatible = "regulator-fixed";
+
+ regulator-name = "SDHI0 Vcc";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ vccq_sdhi0: regulator-vccq-sdhi0 {
+ compatible = "regulator-gpio";
+
+ regulator-name = "SDHI0 VccQ";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
+ gpios-states = <1>;
+ states = <3300000 1
+ 1800000 0>;
+ };
};
&extal_clk {
@@ -78,6 +102,18 @@
function = "avb";
};
+ sdhi0_pins_3v3: sd0_3v3 {
+ groups = "sdhi0_data4", "sdhi0_ctrl";
+ function = "sdhi0";
+ power-source = <3300>;
+ };
+
+ sdhi0_pins_1v8: sd0_1v8 {
+ groups = "sdhi0_data4", "sdhi0_ctrl";
+ function = "sdhi0";
+ power-source = <1800>;
+ };
+
usb1_pins: usb1 {
groups = "usb1";
function = "usb1";
@@ -103,6 +139,19 @@
status = "okay";
};
+&sdhi0 {
+ pinctrl-0 = <&sdhi0_pins_3v3>;
+ pinctrl-1 = <&sdhi0_pins_1v8>;
+ pinctrl-names = "default", "state_uhs";
+
+ vmmc-supply = <&vcc_sdhi0>;
+ vqmmc-supply = <&vccq_sdhi0>;
+ cd-gpios = <&gpio3 12 GPIO_ACTIVE_LOW>;
+ bus-width = <4>;
+ sd-uhs-sdr50;
+ status = "okay";
+};
+
&wdt0 {
timeout-sec = <60>;
status = "okay";