[v3,3/3] arm64: dts: qcom: sm6375-pdx225: Enable SD card slot
Commit Message
Set SDHCI VMMC/VQMMC to <=2v96 and allow load setting by the SDHCI
driver, as required by this use case.
Configure the SD Card Detect pin, enable the SDHCI2 controller and
assign it the aforementioned regulators.
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
No changes in v3.
Changes in v2:
- remove stray newline
- pick up r-b
.../qcom/sm6375-sony-xperia-murray-pdx225.dts | 33 +++++++++++++++++--
1 file changed, 31 insertions(+), 2 deletions(-)
@@ -164,7 +164,8 @@ pm6125_l4: l4 {
pm6125_l5: l5 {
regulator-min-microvolt = <1650000>;
- regulator-max-microvolt = <3050000>;
+ regulator-max-microvolt = <2960000>;
+ regulator-allow-set-load;
};
pm6125_l6: l6 {
@@ -246,7 +247,8 @@ pm6125_l21: l21 {
pm6125_l22: l22 {
regulator-min-microvolt = <2704000>;
- regulator-max-microvolt = <3544000>;
+ regulator-max-microvolt = <2960000>;
+ regulator-allow-set-load;
};
pm6125_l23: l23 {
@@ -305,6 +307,33 @@ pmr735a_l7: l7 {
};
};
+&sdc2_off_state {
+ sd-cd-pins {
+ pins = "gpio94";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+};
+
+&sdc2_on_state {
+ sd-cd-pins {
+ pins = "gpio94";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+};
+
+&sdhc_2 {
+ status = "okay";
+
+ vmmc-supply = <&pm6125_l22>;
+ vqmmc-supply = <&pm6125_l5>;
+
+ cd-gpios = <&tlmm 94 GPIO_ACTIVE_HIGH>;
+};
+
&tlmm {
gpio-reserved-ranges = <13 4>;