arm64: dts: qcom: sc7180: SD-card GPIO pin set bias-pull up

Some SC7180 based boards do not have external pull-up for cd-gpio.
Set this pin to internal pull-up for sleep config to avoid frequent
regulator toggle events.

Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Sujit Kautkar <sujitka@chromium.org>
Link: https://lore.kernel.org/r/20210602121313.v3.2.I52f30ddfe62041b7e6c3c362f0ad8f695ac28224@changeid
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

diff --git a/arch/arm64/boot/dts/qcom/sc7180-idp.dts b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
index c4521ae..acdb36f 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sc7180-idp.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-idp.dts
@@ -761,7 +761,7 @@
 
                pinconf-sd-cd {
                        pins = "gpio69";
-                       bias-disable;
+                       bias-pull-up;
                        drive-strength = <2>;
                };
        };

diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
index f9f701b..5c137aa 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi
@@ -1589,7 +1589,7 @@ ap_spi_fp: &spi10 {
 
                pinconf-sd-cd {
                        pins = "gpio69";
-                       bias-disable;
+                       bias-pull-up;
                        drive-strength = <2>;
                };
        };