Add support for PCIe with the the PCIe reset signal wired up to the
appropriate GPIO pin.
Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts
index 1372558d037b..53346ccad6cf 100644
--- a/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts
+++ b/arch/arm64/boot/dts/marvell/armada-8040-mcbin.dts
@@ -161,6 +161,15 @@
};
};
+&cpm_pcie0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&cpm_pcie_pins>;
+ num-lanes = <4>;
+ num-viewport = <8>;
+ reset-gpio = <&cpm_gpio1 20 GPIO_ACTIVE_LOW>;
+ status = "okay";
+};
+
&cpm_pinctrl {
cpm_ge_mdio_pins: ge-mdio-pins {
marvell,pins = "mpp32", "mpp34";
@@ -178,6 +187,10 @@
marvell,pins = "mpp47";
marvell,function = "gpio";
};
+ cpm_pcie_pins: pcie-pins {
+ marvell,pins = "mpp52";
+ marvell,function = "gpio";
+ };
cpm_sdhci_pins: sdhci-pins {
marvell,pins = "mpp55", "mpp56", "mpp57", "mpp58", "mpp59",
"mpp60", "mpp61";
--
2.7.4
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