ARM: dts: stm32: Repair SDMMC1 operation on AV96

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>

diff --git a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
index 8dcd886..47bfbb8 100644 (file)
--- a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi
@@ -150,7 +150,7 @@
        };
 };
 
-&sdmmc1_dir_pins_a {
+&sdmmc1_dir_pins_b {
        u-boot,dm-spl;
        pins1 {
                u-boot,dm-spl;

diff --git a/arch/arm/dts/stm32mp157a-avenger96.dts b/arch/arm/dts/stm32mp157a-avenger96.dts
index 3065593..1e9b45b 100644 (file)
--- a/arch/arm/dts/stm32mp157a-avenger96.dts
+++ b/arch/arm/dts/stm32mp157a-avenger96.dts
@@ -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";
 };