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Message-Id: <00f9c0f215308629bc6a91682f3dcf528b351a7a.1625758732.git.mchehab+huawei@kernel.org>
Date: Thu, 8 Jul 2021 17:50:14 +0200
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Manivannan Sadhasivam <mani@...nel.org>,
Rob Herring <robh@...nel.org>
Cc: linuxarm@...wei.com, mauro.chehab@...wei.com,
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Wei Xu <xuwei5@...ilicon.com>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Subject: [PATCH RFC 7/7] arm64: dts: hisilicon: Add support for HiKey 970 PCIe controller hardware
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Add DTS bindings for the Hikey 970 board's PCIe hardware.
[mchehab+huawei@...nel.org: fix merge conflicts]
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 72 +++++++++++++++++++
.../boot/dts/hisilicon/hikey970-pmic.dtsi | 1 -
2 files changed, 72 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
index 6476149d99e3..0fbc1f2ac599 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
@@ -177,6 +177,12 @@ sctrl: sctrl@...0a000 {
#clock-cells = <1>;
};
+ pmctrl: pmctrl@...31000 {
+ compatible = "hisilicon,hi3670-pmctrl", "syscon";
+ reg = <0x0 0xfff31000 0x0 0x1000>;
+ #clock-cells = <1>;
+ };
+
iomcu: iomcu@...7e000 {
compatible = "hisilicon,hi3670-iomcu", "syscon";
reg = <0x0 0xffd7e000 0x0 0x1000>;
@@ -660,6 +666,72 @@ gpio28: gpio@...1d000 {
clock-names = "apb_pclk";
};
+ its_pcie: interrupt-controller@...00000 {
+ compatible = "arm,gic-v3-its";
+ msi-controller;
+ reg = <0x0 0xf5100000 0x0 0x100000>;
+ };
+
+ pcie_phy: pcie-phy@...00000 {
+ compatible = "hisilicon,hi970-pcie-phy";
+ reg = <0x0 0xfc000000 0x0 0x80000>;
+ reg-names = "phy";
+
+ phy-supply = <&ldo33>;
+
+ clocks = <&crg_ctrl HI3670_CLK_GATE_PCIEPHY_REF>,
+ <&crg_ctrl HI3670_PCLK_GATE_PCIE_PHY>,
+ <&crg_ctrl HI3670_ACLK_GATE_PCIE>;
+
+ clock-names = "pcie_phy_ref", "pcie_apb_phy",
+ "pcie_aclk";
+
+ reset-gpios = <&gpio7 0 0 >, <&gpio25 2 0 >,
+ <&gpio3 1 0 >, <&gpio27 4 0 >;
+
+ clkreq-gpios = <&gpio20 6 0 >, <&gpio27 3 0 >,
+ <&gpio17 0 0 >;
+
+ /* vboost iboost pre post main */
+ eye_param = <0xFFFFFFFF 0xFFFFFFFF
+ 0xFFFFFFFF 0xFFFFFFFF 0xFFFFFFFF>;
+
+ #phy-cells = <0>;
+ };
+
+ pcie@...00000 {
+ compatible = "hisilicon,kirin970-pcie";
+ reg = <0x0 0xf4000000 0x0 0x1000000>,
+ <0x0 0xfc180000 0x0 0x1000>,
+ <0x0 0xf5000000 0x0 0x2000>;
+ reg-names = "dbi", "apb", "config";
+ bus-range = <0x0 0x1>;
+ msi-parent = <&its_pcie>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ phys = <&pcie_phy>;
+ ranges = <0x02000000 0x0 0x00000000
+ 0x0 0xf6000000
+ 0x0 0x02000000>;
+ num-lanes = <1>;
+ #interrupt-cells = <1>;
+ interrupts = <0 283 4>;
+ interrupt-names = "msi";
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0x0 0 0 1
+ &gic GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 2
+ &gic GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 3
+ &gic GIC_SPI 284 IRQ_TYPE_LEVEL_HIGH>,
+ <0x0 0 0 4
+ &gic GIC_SPI 285 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&crg_ctrl HI3670_CLK_GATE_PCIEAUX>,
+ <&crg_ctrl HI3670_PCLK_GATE_PCIE_SYS>;
+ clock-names = "pcie_aux", "pcie_apb_sys";
+ };
+
/* UFS */
ufs: ufs@...c0000 {
compatible = "hisilicon,hi3670-ufs", "jedec,ufs-2.1";
diff --git a/arch/arm64/boot/dts/hisilicon/hikey970-pmic.dtsi b/arch/arm64/boot/dts/hisilicon/hikey970-pmic.dtsi
index 48c739eacba0..03452e627641 100644
--- a/arch/arm64/boot/dts/hisilicon/hikey970-pmic.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hikey970-pmic.dtsi
@@ -73,7 +73,6 @@ ldo33: LDO33 { /* PEX8606 */
regulator-name = "ldo33";
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <3300000>;
- regulator-boot-on;
};
ldo34: LDO34 { /* GPS AUX IN VDD */
--
2.31.1
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