phy: HiSilicon: add driver for Kirin 970 PCIe PHY

The Kirin 970 PHY is somewhat similar to the Kirin 960, but it does a lot more. Add the needed bits for PCIe to start working on HiKey 970 boards. Co-developed-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Manivannan Sadhasivam <mani@kernel.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
0day-ci · Jul 12, 2021 · c1d16aeb1efc7e49da9c7222fc98efcc07ddb5c3 · c1d16ae
1 parent 8f3a293
commit c1d16aeb1efc7e49da9c7222fc98efcc07ddb5c3
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diff --git a/Documentation/devicetree/bindings/pci/kirin-pcie.txt b/Documentation/devicetree/bindings/pci/kirin-pcie.txt
@@ -10,6 +10,7 @@ Additional properties are described here:
 Required properties
 - compatible:
 	"hisilicon,kirin960-pcie"
+	"hisilicon,kirin970-pcie"
 - reg: Should contain rc_dbi, apb, config registers location and length.
 - reg-names: Must include the following entries:
   "dbi": controller configuration registers;

diff --git a/drivers/pci/controller/dwc/pcie-kirin.c b/drivers/pci/controller/dwc/pcie-kirin.c
@@ -472,6 +472,7 @@ static int kirin_pcie_probe(struct platform_device *pdev)
 
 static const struct of_device_id kirin_pcie_match[] = {
 	{ .compatible = "hisilicon,kirin960-pcie" },
+	{ .compatible = "hisilicon,kirin970-pcie" },
 	{},
 };
 

diff --git a/drivers/phy/hisilicon/Kconfig b/drivers/phy/hisilicon/Kconfig
@@ -43,6 +43,16 @@ config PHY_HI3670_USB
 
 	  To compile this driver as a module, choose M here.
 
+config PHY_HI3670_PCIE
+	tristate "hi3670 PCIe PHY support"
+	depends on (ARCH_HISI && ARM64) || COMPILE_TEST
+	select GENERIC_PHY
+	select MFD_SYSCON
+	help
+	  Enable this to support the HiSilicon hi3670 PCIe PHY.
+
+	  To compile this driver as a module, choose M here.
+
 config PHY_HISTB_COMBPHY
 	tristate "HiSilicon STB SoCs COMBPHY support"
 	depends on (ARCH_HISI && ARM64) || COMPILE_TEST

diff --git a/drivers/phy/hisilicon/Makefile b/drivers/phy/hisilicon/Makefile
@@ -3,6 +3,7 @@ obj-$(CONFIG_PHY_HI6220_USB)		+= phy-hi6220-usb.o
 obj-$(CONFIG_PHY_HI3660_USB)		+= phy-hi3660-usb3.o
 obj-$(CONFIG_PHY_HI3660_PCIE)		+= phy-hi3660-pcie.o
 obj-$(CONFIG_PHY_HI3670_USB)		+= phy-hi3670-usb3.o
+obj-$(CONFIG_PHY_HI3670_PCIE)		+= phy-hi3670-pcie.o
 obj-$(CONFIG_PHY_HISTB_COMBPHY)		+= phy-histb-combphy.o
 obj-$(CONFIG_PHY_HISI_INNO_USB2)	+= phy-hisi-inno-usb2.o
 obj-$(CONFIG_PHY_HIX5HD2_SATA)		+= phy-hix5hd2-sata.o