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arm64: dts: qcom: db845c: Enable PCIe controllers

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Enable the two PCIe controllers found on the Dragonboard845c.

Tested-by: Julien Massot <jmassot@softbankrobotics.com>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20191107002247.1127689-4-bjorn.andersson@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Bjorn Andersson
2019-11-06 16:22:47 -08:00
parent 42ad231338
commit 4a657c264b
1 changed files with 91 additions and 0 deletions
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91
arch/arm64/boot/dts/qcom/sdm845-db845c.dts
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@ -364,6 +364,39 @@
firmware-name = "qcom/sdm845/mba.mbn", "qcom/sdm845/modem.mbn";
};
&pcie0 {
status = "okay";
perst-gpio = <&tlmm 35 GPIO_ACTIVE_LOW>;
enable-gpio = <&tlmm 134 GPIO_ACTIVE_HIGH>;
vddpe-3v3-supply = <&pcie0_3p3v_dual>;
pinctrl-names = "default";
pinctrl-0 = <&pcie0_default_state>;
};
&pcie0_phy {
status = "okay";
vdda-phy-supply = <&vreg_l1a_0p875>;
vdda-pll-supply = <&vreg_l26a_1p2>;
};
&pcie1 {
status = "okay";
perst-gpio = <&tlmm 102 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pcie1_default_state>;
};
&pcie1_phy {
status = "okay";
vdda-phy-supply = <&vreg_l1a_0p875>;
vdda-pll-supply = <&vreg_l26a_1p2>;
};
&pm8998_gpio {
vol_up_pin_a: vol-up-active {
pins = "gpio6";
@ -406,6 +439,31 @@
};
&tlmm {
pcie0_default_state: pcie0-default {
clkreq {
pins = "gpio36";
function = "pci_e0";
bias-pull-up;
};
reset-n {
pins = "gpio35";
function = "gpio";
drive-strength = <2>;
output-low;
bias-pull-down;
};
wake-n {
pins = "gpio37";
function = "gpio";
drive-strength = <2>;
bias-pull-up;
};
};
pcie0_pwren_state: pcie0-pwren {
pins = "gpio90";
function = "gpio";
@ -414,6 +472,39 @@
bias-disable;
};
pcie1_default_state: pcie1-default {
perst-n {
pins = "gpio102";
function = "gpio";
drive-strength = <16>;
bias-disable;
};
clkreq {
pins = "gpio103";
function = "pci_e1";
bias-pull-up;
};
wake-n {
pins = "gpio11";
function = "gpio";
drive-strength = <2>;
bias-pull-up;
};
reset-n {
pins = "gpio75";
function = "gpio";
drive-strength = <16>;
bias-pull-up;
output-high;
};
};
sdc2_default_state: sdc2-default {
clk {
pins = "sdc2_clk";