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ARM: dts: stm32: Repair SDMMC1 operation on AV96

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The SD uses different pinmux for the D123DIRline, use such a pinmux,
otherwise there is a pinmux collision on the AV96. Add missing SD
voltage regulator switch and enable SDR104 operation.

Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: Patrice Chotard <patrice.chotard@st.com>
This commit is contained in:
Marek Vasut 2020-03-31 19:51:25 +02:00 committed by Patrick Delaunay
parent 4fdbe6487d
commit 45fa59b407
2 changed files with 22 additions and 5 deletions
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2
arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
View file

@ -150,7 +150,7 @@
};
};
&sdmmc1_dir_pins_a {
&sdmmc1_dir_pins_b {
u-boot,dm-spl;
pins1 {
u-boot,dm-spl;

25
arch/arm/dts/stm32mp157a-avenger96.dts
View file

@ -76,6 +76,20 @@
default-state = "off";
};
};
sd_switch: regulator-sd_switch {
compatible = "regulator-gpio";
regulator-name = "sd_switch";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <2900000>;
regulator-type = "voltage";
regulator-always-on;
gpios = <&gpioi 5 GPIO_ACTIVE_HIGH>;
gpios-states = <0>;
states = <1800000 0x1>,
<2900000 0x0>;
};
};
&ethernet0 {
@ -296,15 +310,18 @@
&sdmmc1 {
pinctrl-names = "default", "opendrain", "sleep";
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
broken-cd;
pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_b>;
pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_b>;
pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_b>;
cd-gpios = <&gpioi 8 GPIO_ACTIVE_LOW>;
disable-wp;
st,sig-dir;
st,neg-edge;
st,use-ckin;
sd-uhs-sdr104;
bus-width = <4>;
vmmc-supply = <&vdd_sd>;
vqmmc-supply = <&sd_switch>;
status = "okay";
};