From e9a60cac89ab75fad51c12912b489043087beb90 Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Wed, 19 Jul 2017 17:57:56 +0800 Subject: [PATCH] arm64: dts: rockchip: convert PCIe to use per-lane PHYs for rk3339 Convert all RK3399 platforms to use per-lane PHY model in order to save more power by idling unused lane(s). Tested-by: Jeffy Chen Signed-off-by: Shawn Lin Signed-off-by: Bjorn Helgaas Reviewed-by: Brian Norris --- arch/arm64/boot/dts/rockchip/rk3399.dtsi | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index 69c56f7316c4..5b78ce16a87e 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -238,8 +238,10 @@ pcie0: pcie@f8000000 { linux,pci-domain = <0>; max-link-speed = <1>; msi-map = <0x0 &its 0x0 0x1000>; - phys = <&pcie_phy>; - phy-names = "pcie-phy"; + phys = <&pcie_phy 0>, <&pcie_phy 1>, + <&pcie_phy 2>, <&pcie_phy 3>; + phy-names = "pcie-phy-0", "pcie-phy-1", + "pcie-phy-2", "pcie-phy-3"; ranges = <0x83000000 0x0 0xfa000000 0x0 0xfa000000 0x0 0x1e00000 0x81000000 0x0 0xfbe00000 0x0 0xfbe00000 0x0 0x100000>; resets = <&cru SRST_PCIE_CORE>, <&cru SRST_PCIE_MGMT>, @@ -1295,7 +1297,7 @@ pcie_phy: pcie-phy { compatible = "rockchip,rk3399-pcie-phy"; clocks = <&cru SCLK_PCIEPHY_REF>; clock-names = "refclk"; - #phy-cells = <0>; + #phy-cells = <1>; resets = <&cru SRST_PCIEPHY>; reset-names = "phy"; status = "disabled";