Add the needed bits for the DRM driver to work with the
Hikey 970 board.
Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
---
.../boot/dts/hisilicon/hi3670-hikey970.dts | 52 +++++++
arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 6 +
.../boot/dts/hisilicon/hikey970-drm.dtsi | 130 ++++++++++++++++++
3 files changed, 188 insertions(+)
create mode 100644 arch/arm64/boot/dts/hisilicon/hikey970-drm.dtsi
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
index a9ad90e769ad..b3e16378182e 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
@@ -13,6 +13,7 @@
#include "hi3670.dtsi"
#include "hikey970-pinctrl.dtsi"
#include "hikey970-pmic.dtsi"
+#include "hikey970-drm.dtsi"
/ {
model = "HiKey970";
@@ -40,6 +41,27 @@ memory@0 {
reg = <0x0 0x0 0x0 0x0>;
};
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ drm_dma_reserved: drm_dma_mem_region {
+ compatible = "shared-dma-pool";
+ reg = <0 0x32200000 0 0x8000000>;
+ alignment = <0x400000>;
+ no-map;
+ };
+ };
+
+ fixed_3v3: regulator-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "fixed-3.3V";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
wlan_en: wlan-en-1-8v {
compatible = "regulator-fixed";
regulator-name = "wlan-en-regulator";
@@ -435,3 +457,33 @@ &uart6 {
label = "LS-UART1";
status = "okay";
};
+
+&i2c4 {
+ status = "okay";
+
+ adv7533: adv7533@39 {
+ compatible = "adi,adv7533";
+ reg = <0x39>, <0x3f>, <0x3c>, <0x38>;
+ reg-names = "main", "edid", "cec", "packet";
+ v1p2-supply = <&ldo3>;
+ avdd-supply = <&ldo3>;
+ dvdd-supply = <&ldo3>;
+ pvdd-supply = <&ldo3>;
+ a2vdd-supply = <&ldo3>;
+ v3p3-supply = <&fixed_3v3>;
+
+ interrupt-parent = <&gpio1>;
+ interrupts = <1 2>;
+ pd-gpio = <&gpio27 1 0>;
+ sel-gpio = <&gpio25 7 0>;
+ adi,dsi-lanes = <4>;
+ adi,disable-timing-generator;
+ #sound-dai-cells = <0>;
+
+ port {
+ adv7533_in: endpoint {
+ remote-endpoint = <&dsi_out0>;
+ };
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
index 416f69c782d7..e2b2e21295a7 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
@@ -194,6 +194,12 @@ media2_crg: media2_crgctrl@e8900000 {
#clock-cells = <1>;
};
+ iomcu_rst: reset {
+ compatible = "hisilicon,hi3660-reset";
+ hisi,rst-syscon = <&iomcu>;
+ #reset-cells = <2>;
+ };
+
uart0: serial@fdf02000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x0 0xfdf02000 0x0 0x1000>;
diff --git a/arch/arm64/boot/dts/hisilicon/hikey970-drm.dtsi
b/arch/arm64/boot/dts/hisilicon/hikey970-drm.dtsi
new file mode 100644
index 000000000000..3bd744b061ed
--- /dev/null
+++ b/arch/arm64/boot/dts/hisilicon/hikey970-drm.dtsi
@@ -0,0 +1,130 @@
+// SPDX-License-Identifier: GPL-2.0
+/ {
+ dpe: dpe@E8600000 {
+ compatible = "hisilicon,kirin970-dpe";
+ memory-region = <&drm_dma_reserved>;
+ // DSS, PERI_CRG, SCTRL, PCTRL, NOC_DSS_Service_Target, PMCTRL,
MEDIA_CRG
+ reg = <0 0xE8600000 0 0xC0000>,
+ <0 0xFFF35000 0 0x1000>,
+ <0 0xFFF0A000 0 0x1000>,
+ <0 0xE8A09000 0 0x1000>,
+ <0 0xE86C0000 0 0x10000>,
+ <0 0xFFF31000 0 0x1000>,
+ <0 0xE87FF000 0 0x1000>;
+ // dss-pdp
+ interrupts = <0 245 4>;
+
+ clocks = <&media1_crg HI3670_ACLK_GATE_DSS>,
+ <&media1_crg HI3670_PCLK_GATE_DSS>,
+ <&media1_crg HI3670_CLK_GATE_EDC0>,
+ <&media1_crg HI3670_CLK_GATE_LDI0>,
+ <&media1_crg HI3670_CLK_GATE_DSS_AXI_MM>,
+ <&media1_crg HI3670_PCLK_GATE_MMBUF>,
+ <&crg_ctrl HI3670_PCLK_GATE_PCTRL>;
+
+ clock-names = "aclk_dss",
+ "pclk_dss",
+ "clk_edc0",
+ "clk_ldi0",
+ "clk_dss_axi_mm",
+ "pclk_mmbuf",
+ "pclk_pctrl";
+
+ dma-coherent;
+
+ port {
+ dpe_out: endpoint {
+ remote-endpoint = <&dsi_in>;
+ };
+ };
+
+ iommu_info {
+ start-addr = <0x8000>;
+ size = <0xbfff8000>;
+ };
+ };
+
+ dsi: dsi@E8601000 {
+ compatible = "hisilicon,kirin970-dsi";
+ reg = <0 0xE8601000 0 0x7F000>,
+ <0 0xFFF35000 0 0x1000>,
+ <0 0xE8A09000 0 0x1000>;
+
+ clocks = <&crg_ctrl HI3670_CLK_GATE_TXDPHY0_REF>,
+ <&crg_ctrl HI3670_CLK_GATE_TXDPHY1_REF>,
+ <&crg_ctrl HI3670_CLK_GATE_TXDPHY0_CFG>,
+ <&crg_ctrl HI3670_CLK_GATE_TXDPHY1_CFG>,
+ <&crg_ctrl HI3670_PCLK_GATE_DSI0>,
+ <&crg_ctrl HI3670_PCLK_GATE_DSI1>;
+ clock-names = "clk_txdphy0_ref",
+ "clk_txdphy1_ref",
+ "clk_txdphy0_cfg",
+ "clk_txdphy1_cfg",
+ "pclk_dsi0",
+ "pclk_dsi1";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mux-gpio = <&gpio25 7 0>;//HDMI_SEL(GPIO_207)
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ dsi_in: endpoint {
+ remote-endpoint = <&dpe_out>;
+ };
+ };
+
+ port@1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+
+ dsi_out0: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&adv7533_in>;
+ };
+
+ dsi_out1: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&panel0_in>;
+ };
+ };
+ };
+
+ panel@1 {
+ compatible = "hisilicon,mipi-hikey";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ reg = <1>;
+ panel-width-mm = <94>;
+ panel-height-mm = <151>;
+ vdd-supply = <&ldo3>;
+ pwr-en-gpio = <&gpio21 3 0>;//GPIO_171
+ bl-en-gpio = <&gpio6 4 0>;//GPIO_052
+ pwm-gpio = <&gpio23 1 0>;//GPIO_185
+
+ port {
+ panel0_in: endpoint {
+ remote-endpoint = <&dsi_out1>;
+ };
+ };
+ };
+ };
+
+ panel_pwm {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ compatible = "hisilicon,hisipwm";
+ reg = <0 0xE8A04000 0 0x1000>,
+ <0 0xFFF35000 0 0x1000>;
+ clocks = <&crg_ctrl HI3670_CLK_GATE_PWM>;
+ clock-names = "clk_pwm";
+ pinctrl-names = "default","idle";
+ pinctrl-0 = <&gpio185_pmx_func &gpio185_cfg_func>;
+ pinctrl-1 = <&gpio185_pmx_idle &gpio185_cfg_idle>;
+ };
+};
--
2.26.2
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