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arm64: dts: qcom: sc8280xp-crd: enable NVMe SSD

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Enable the NVMe SSD connected to PCIe2.

Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221110103558.12690-5-johan+linaro@kernel.org
This commit is contained in:
Johan Hovold
2022-11-10 11:35:53 +01:00
committed by Bjorn Andersson
parent 5634c6d977
commit 6a1ec5eca7
1 changed files with 63 additions and 0 deletions
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63
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
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@@ -50,6 +50,20 @@ vreg_edp_bl: regulator-edp-bl {
regulator-boot-on;
};
vreg_nvme: regulator-nvme {
compatible = "regulator-fixed";
regulator-name = "VCC3_SSD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&tlmm 135 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-names = "default";
pinctrl-0 = <&nvme_reg_en>;
};
vreg_misc_3p3: regulator-misc-3p3 {
compatible = "regulator-fixed";
@@ -178,6 +192,25 @@ vreg_l9d: ldo9 {
};
};
&pcie2a {
perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;
vddpe-3v3-supply = <&vreg_nvme>;
pinctrl-names = "default";
pinctrl-0 = <&pcie2a_default>;
status = "okay";
};
&pcie2a_phy {
vdda-phy-supply = <&vreg_l6d>;
vdda-pll-supply = <&vreg_l4d>;
status = "okay";
};
&pmc8280c_lpg {
status = "okay";
};
@@ -393,6 +426,36 @@ reset-pins {
};
};
nvme_reg_en: nvme-reg-en-state {
pins = "gpio135";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
pcie2a_default: pcie2a-default-state {
clkreq-n-pins {
pins = "gpio142";
function = "pcie2a_clkreq";
drive-strength = <2>;
bias-pull-up;
};
perst-n-pins {
pins = "gpio143";
function = "gpio";
drive-strength = <2>;
bias-pull-down;
};
wake-n-pins {
pins = "gpio145";
function = "gpio";
drive-strength = <2>;
bias-pull-up;
};
};
qup0_i2c4_default: qup0-i2c4-default-state {
pins = "gpio171", "gpio172";
function = "qup4";