diff options
| author | Vladimir Barinov <vladimir.barinov@cogentembedded.com> | 2016-11-08 17:14:21 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2016-11-21 10:18:50 +0100 |
| commit | 5be54db85872fddf060ccec962a50b40d3b24625 (patch) | |
| tree | f6f92fd781f4f94e43409bf948cbd080f401cff0 /arch/arm64/boot/dts | |
| parent | 31e12cb663b0392c9dda1c6edf0c4b22bf15232d (diff) | |
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>
Diffstat (limited to 'arch/arm64/boot/dts')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts index 593d0b4ab31a..d209e5480ff6 100644 --- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts +++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts @@ -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 { |