[PATCH v4 4/8] arm64: dts: imx8mm: Add the pcie phy support

Richard Zhu hongxing.zhu at nxp.com
Thu Oct 28 00:27:13 PDT 2021


Add the PCIe PHY support on iMX8MM platforms.

Signed-off-by: Richard Zhu <hongxing.zhu at nxp.com>
Tested-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index c2f3f118f82e..0844f3144887 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -1135,6 +1135,19 @@ usbmisc2: usbmisc at 32e50200 {
 				reg = <0x32e50200 0x200>;
 			};
 
+			pcie_phy: pcie-phy at 32f00000 {
+				compatible = "fsl,imx8mm-pcie-phy";
+				reg = <0x32f00000 0x10000>;
+				clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
+				clock-names = "ref";
+				assigned-clocks = <&clk IMX8MM_CLK_PCIE1_PHY>;
+				assigned-clock-rates = <100000000>;
+				assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_100M>;
+				resets = <&src IMX8MQ_RESET_PCIEPHY>;
+				reset-names = "pciephy";
+				#phy-cells = <0>;
+				status = "disabled";
+			};
 		};
 
 		dma_apbh: dma-controller at 33000000 {
-- 
2.25.1




More information about the linux-arm-kernel mailing list