Evolution-x-devices/kernel_xiaomi_sm8450-devicetrees
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ARM: dts: msm: add sleep state for PCIe1 CLKREQ for Waipio

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When PCIe1 core goes to D3, switch CLKREQ# to function 0
to prevent leakage on the external pull-up.

Change-Id: Iae1154ad255a2515db9dde0beb5371024cda00f7
This commit is contained in:
Hemant Kumar
2021-08-30 12:58:19 -07:00
parent 82bd686f55
commit e89aef5005
2 changed files with 17 additions and 1 deletions
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5
qcom/waipio-pcie.dtsi
View File

@@ -285,10 +285,13 @@
perst-gpio = <&tlmm 97 0>;
wake-gpio = <&tlmm 99 0>;
pinctrl-names = "default";
pinctrl-names = "default", "sleep";
pinctrl-0 = <&pcie1_perst_default
&pcie1_clkreq_default
&pcie1_wake_default>;
pinctrl-1 = <&pcie1_perst_default
&pcie1_clkreq_sleep
&pcie1_wake_default>;
gdsc-vdd-supply = <&gcc_pcie_1_gdsc>;
vreg-1p8-supply = <&pm8350_l6>;

13
qcom/waipio-pinctrl.dtsi
View File

@@ -2669,6 +2669,19 @@
bias-pull-up;
};
};
pcie1_clkreq_sleep: pcie1_clkreq_sleep {
mux {
pins = "gpio98";
function = "gpio";
};
config {
pins = "gpio98";
drive-strength = <2>;
bias-pull-up;
};
};
};
pmx_sde: pmx_sde {