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| author | Simon Horman <horms+renesas@verge.net.au> | 2016-08-16 10:55:04 +0200 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2016-11-04 10:17:14 +0100 |
| commit | e2420b92de4941bdca05d7c93acfddb48f036d0b (patch) | |
| tree | 810edc4bf57803b526321e172cc5112f1fe22259 /arch/arm64/boot | |
| parent | a513cf1e645785cd119676aea4aa00c4e1e0c7b3 (diff) | |
| download | talos-op-linux-e2420b92de4941bdca05d7c93acfddb48f036d0b.tar.gz talos-op-linux-e2420b92de4941bdca05d7c93acfddb48f036d0b.zip | |
arm64: dts: r8a7796: salvator-x: enable SDHI0 & 3
Enable the exposed SD card slots in the DT of the r8a7796/salvator-x.
Based on work for the r8a7795/salvator-x by Ai Kyuse.
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm64/boot')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts index 90e9a76c8b30..c946569accb1 100644 --- a/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts +++ b/arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts @@ -10,6 +10,7 @@ /dts-v1/; #include "r8a7796.dtsi" +#include <dt-bindings/gpio/gpio.h> / { model = "Renesas Salvator-X board based on r8a7796"; @@ -29,6 +30,55 @@ /* first 128MB is reserved for secure area. */ reg = <0x0 0x48000000 0x0 0x78000000>; }; + + 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>; + }; + + vcc_sdhi3: regulator-vcc-sdhi3 { + compatible = "regulator-fixed"; + + regulator-name = "SDHI3 Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&gpio3 15 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vccq_sdhi3: regulator-vccq-sdhi3 { + compatible = "regulator-gpio"; + + regulator-name = "SDHI3 VccQ"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>; + gpios-states = <1>; + states = <3300000 1 + 1800000 0>; + }; + }; &pfc { @@ -43,6 +93,16 @@ groups = "scif_clk_a"; function = "scif_clk"; }; + + sdhi0_pins: sd0 { + groups = "sdhi0_data4", "sdhi0_ctrl"; + function = "sdhi0"; + }; + + sdhi3_pins: sd3 { + groups = "sdhi3_data4", "sdhi3_ctrl"; + function = "sdhi3"; + }; }; &extal_clk { @@ -53,6 +113,30 @@ clock-frequency = <32768>; }; +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-names = "default"; + + 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>; + status = "okay"; +}; + +&sdhi3 { + pinctrl-0 = <&sdhi3_pins>; + pinctrl-names = "default"; + + 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>; + status = "okay"; +}; + &scif2 { pinctrl-0 = <&scif2_pins>; pinctrl-names = "default"; |
