Openwrt/target/linux/oxnas/patches-4.14/320-oxnas-phy-pcie.patch
Daniel Golle e7aa4c0db7 oxnas: pcie: model shared resource as external pcie-phy driver
Refactor pcie-oxnas to have shared resources in syscon and new pcie-phy
driver. Hopefully this revives PCIe...

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
2019-03-04 23:40:43 +01:00

45 lines
1.3 KiB
Diff

--- a/arch/arm/boot/dts/ox820.dtsi
+++ b/arch/arm/boot/dts/ox820.dtsi
@@ -246,6 +246,15 @@
};
};
+ pcie_phy: pcie-phy@a00000 {
+ compatible = "oxsemi,ox820-pcie-phy";
+ reg = <0xa00000 0x10>;
+ #phy-cells = <0>;
+ resets = <&reset RESET_PCIEPHY>;
+ reset-names = "phy";
+ status = "disabled";
+ };
+
sys: sys-ctrl@e00000 {
compatible = "oxsemi,ox820-sys-ctrl", "syscon", "simple-mfd";
reg = <0xe00000 0x200000>;
--- a/drivers/phy/Kconfig
+++ b/drivers/phy/Kconfig
@@ -26,6 +26,13 @@ config PHY_LPC18XX_USB_OTG
This driver is need for USB0 support on LPC18xx/43xx and takes
care of enabling and clock setup.
+config PHY_OXNAS
+ tristate "Oxford Semi. OX820 PCI-E PHY support"
+ depends on HAS_IOMEM && OF && (ARM || COMPILE_TEST)
+ select GENERIC_PHY
+ help
+ This option enables support for OXNAS OX820 SoC PCIE PHY.
+
config PHY_PISTACHIO_USB
tristate "IMG Pistachio USB2.0 PHY driver"
depends on MACH_PISTACHIO
--- a/drivers/phy/Makefile
+++ b/drivers/phy/Makefile
@@ -5,6 +5,7 @@
obj-$(CONFIG_GENERIC_PHY) += phy-core.o
obj-$(CONFIG_PHY_LPC18XX_USB_OTG) += phy-lpc18xx-usb-otg.o
+obj-$(CONFIG_PHY_OXNAS) += phy-oxnas-pcie.o
obj-$(CONFIG_PHY_XGENE) += phy-xgene.o
obj-$(CONFIG_PHY_PISTACHIO_USB) += phy-pistachio-usb.o
obj-$(CONFIG_ARCH_SUNXI) += allwinner/