Add regulators and pinmuxes for SDHI0 and SDHI1 SD and microSD slots on E3 Ebisu and mark them as capable of up to SDR104 mode of operation. With the SDHI fixes in place, it is now possible to use SDR104.
Signed-off-by: Marek Vasut marek.vasut+renesas@gmail.com Cc: Nobuhiro Iwamatsu iwamatsu@nigauri.org --- arch/arm/dts/r8a77990-ebisu.dts | 101 ++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+)
diff --git a/arch/arm/dts/r8a77990-ebisu.dts b/arch/arm/dts/r8a77990-ebisu.dts index f9ccccf949..6fcf0013b9 100644 --- a/arch/arm/dts/r8a77990-ebisu.dts +++ b/arch/arm/dts/r8a77990-ebisu.dts @@ -46,6 +46,54 @@ regulator-boot-on; regulator-always-on; }; + + vcc_sdhi0: regulator-vcc-sdhi0 { + compatible = "regulator-fixed"; + + regulator-name = "SDHI0 Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&gpio5 17 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 18 GPIO_ACTIVE_HIGH>; + gpios-states = <1>; + states = <3300000 1 + 1800000 0>; + }; + + vcc_sdhi1: regulator-vcc-sdhi1 { + compatible = "regulator-fixed"; + + regulator-name = "SDHI1 Vcc"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + + gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vccq_sdhi1: regulator-vccq-sdhi1 { + compatible = "regulator-gpio"; + + regulator-name = "SDHI1 VccQ"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio3 15 GPIO_ACTIVE_HIGH>; + gpios-states = <1>; + states = <3300000 1 + 1800000 0>; + }; };
&avb { @@ -94,6 +142,30 @@ 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>; + }; + + sdhi1_pins: sd1 { + groups = "sdhi1_data4", "sdhi1_ctrl"; + function = "sdhi1"; + power-source = <3300>; + }; + + sdhi1_pins_uhs: sd1_uhs { + groups = "sdhi1_data4", "sdhi1_ctrl"; + function = "sdhi1"; + power-source = <1800>; + }; + sdhi3_pins: sd2 { groups = "sdhi3_data8", "sdhi3_ctrl"; function = "sdhi3"; @@ -120,11 +192,40 @@ };
&sdhi0 { + /* full size SD */ + 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>; + wp-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>; + bus-width = <4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; status = "okay"; + max-frequency = <208000000>; };
&sdhi1 { + /* microSD */ + pinctrl-0 = <&sdhi1_pins>; + pinctrl-1 = <&sdhi1_pins_uhs>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <&vcc_sdhi1>; + vqmmc-supply = <&vccq_sdhi1>; + cd-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>; + bus-width = <4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; status = "okay"; + max-frequency = <208000000>; };
&sdhi3 {