lkml.org 
[lkml]   [2019]   [Nov]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] arm64: dts: rockchip: Enable PCIe for Radxa Rock Pi 4 board
Date
Radxa Rock Pi 4 is equipped with M.2 PCIe slot,
so enable PCIe for the board.

The changes has been tested with Intel SSD 660p series device.

01:00.0 Class 0108: Device 8086:f1a8 (rev 03)

Signed-off-by: Matwey V. Kornilov <matwey@sai.msu.ru>
---
arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
index 1ae1ebd4efdd..9c2927faba41 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dts
@@ -463,6 +463,20 @@
pmu1830-supply = <&vcc_3v0>;
};

+&pcie_phy {
+ status = "okay";
+};
+
+&pcie0 {
+ status = "okay";
+
+ ep-gpios = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>;
+ num-lanes = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie_clkreqnb_cpm>;
+ max-link-speed = <2>;
+};
+
&pinctrl {
bt {
bt_enable_h: bt-enable-h {
--
2.16.4
\
 
 \ /
  Last update: 2019-11-15 19:25    [W:0.034 / U:0.180 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site