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arm64: dts: m3ulcb: enable SDHI0 

This supports SDHI0 on M3ULCB board SD card slot

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Vladimir Barinov 2016-11-08 17:14:21 +03:00 committed by Simon Horman
parent 31e12cb663
commit 5be54db858
1 changed files with 49 additions and 0 deletions
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49
arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
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@ -54,6 +54,30 @@
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 {
@ -77,6 +101,31 @@
groups = "scif_clk_a";
function = "scif_clk";
};
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>;
};
};
&sdhi0 {
pinctrl-0 = <&sdhi0_pins>;
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>;
bus-width = <4>;
sd-uhs-sdr50;
status = "okay";
};
&scif2 {