Add mipi dsi configuration for evb-rk3288 device tree.
Signed-off-by: Eric Gao <eric....@rock-chips.com>
Reviewed-by: Simon Glass <s...@chromium.org>
---
Changes in v3:
-Add Reviewer.
Changes in v2:
-Move panel and backlight configuration to it's define node.
Changes in v1:
-Add dts configuration.
arch/arm/dts/rk3288-evb.dtsi | 80 ++++++++++++++++++++++++++++++++++++++++++++
arch/arm/dts/rk3288.dtsi | 41 +++++++++++++++++++++++
2 files changed, 121 insertions(+)
diff --git a/arch/arm/dts/rk3288-evb.dtsi b/arch/arm/dts/rk3288-evb.dtsi
index 4960f33..a84156f 100644
--- a/arch/arm/dts/rk3288-evb.dtsi
+++ b/arch/arm/dts/rk3288-evb.dtsi
@@ -85,6 +85,59 @@
regulator-always-on;
vin-supply = <&vcc_5v>;
};
+
+ backlight: backlight {
+ compatible = "pwm-backlight";
+ power-supply = <&vcc_sys>;
+ enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
+ brightness-levels = <
+ 0 1 2 3 4 5 6 7
+ 8 9 10 11 12 13 14 15
+ 16 17 18 19 20 21 22 23
+ 24 25 26 27 28 29 30 31
+ 32 33 34 35 36 37 38 39
+ 40 41 42 43 44 45 46 47
+ 48 49 50 51 52 53 54 55
+ 56 57 58 59 60 61 62 63
+ 64 65 66 67 68 69 70 71
+ 72 73 74 75 76 77 78 79
+ 80 81 82 83 84 85 86 87
+ 88 89 90 91 92 93 94 95
+ 96 97 98 99 100 101 102 103
+ 104 105 106 107 108 109 110 111
+ 112 113 114 115 116 117 118 119
+ 120 121 122 123 124 125 126 127
+ 128 129 130 131 132 133 134 135
+ 136 137 138 139 140 141 142 143
+ 144 145 146 147 148 149 150 151
+ 152 153 154 155 156 157 158 159
+ 160 161 162 163 164 165 166 167
+ 168 169 170 171 172 173 174 175
+ 176 177 178 179 180 181 182 183
+ 184 185 186 187 188 189 190 191
+ 192 193 194 195 196 197 198 199
+ 200 201 202 203 204 205 206 207
+ 208 209 210 211 212 213 214 215
+ 216 217 218 219 220 221 222 223
+ 224 225 226 227 228 229 230 231
+ 232 233 234 235 236 237 238 239
+ 240 241 242 243 244 245 246 247
+ 248 249 250 251 252 253 254 255>;
+ default-brightness-level = <50>;
+ pwms = <&pwm0 0 25000 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm0_pin>;
+ pwm-delay-us = <10000>;
+ status = "disabled";
+ };
+
+ panel: panel {
+ compatible = "simple-panel";
+ power-supply = <&vcc_io>;
+ backlight = <&backlight>;
+ enable-gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>;
+ status = "disabled";
+ };
};
&cpu0 {
@@ -318,6 +371,10 @@
};
};
+&pwm0 {
+ status = "okay";
+};
+
&saradc {
vref-supply = <&vcc_18>;
status = "okay";
@@ -396,6 +453,29 @@
status = "okay";
};
+&mipi_dsi0 {
+ status = "disabled";
+ rockchip,panel = <&panel>;
+ display-timings {
+ timing0 {
+ bits-per-pixel = <24>;
+ clock-frequency = <160000000>;
+ hfront-porch = <120>;
+ hsync-len = <20>;
+ hback-porch = <21>;
+ hactive = <1200>;
+ vfront-porch = <21>;
+ vsync-len = <3>;
+ vback-porch = <18>;
+ vactive = <1920>;
+ hsync-active = <0>;
+ vsync-active = <0>;
+ de-active = <1>;
+ pixelclk-active = <0>;
+ };
+ };
+};
+
&wdt {
status = "okay";
};
diff --git a/arch/arm/dts/rk3288.dtsi b/arch/arm/dts/rk3288.dtsi
index bcf051a..64aa07d 100644
--- a/arch/arm/dts/rk3288.dtsi
+++ b/arch/arm/dts/rk3288.dtsi
@@ -664,6 +664,7 @@
};
vopb: vop@ff930000 {
+ u-boot,dm-pre-reloc;
compatible = "rockchip,rk3288-vop";
reg = <0xff930000 0x19c>;
interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
@@ -689,6 +690,11 @@
reg = <2>;
remote-endpoint = <&lvds_in_vopb>;
};
+ vopb_out_mipi: endpoint@3 {
+ reg = <3>;
+ remote-endpoint = <&mipi_in_vopb>;
+ };
+
};
};
@@ -729,6 +735,11 @@
reg = <2>;
remote-endpoint = <&lvds_in_vopl>;
};
+ vopl_out_mipi: endpoint@3 {
+ reg = <3>;
+ remote-endpoint = <&mipi_in_vopl>;
+ };
+
};
};
@@ -823,6 +834,36 @@
};
};
+ mipi_dsi0: mipi@ff960000 {
+ compatible = "rockchip,rk3288_mipi_dsi";
+ reg = <0xff960000 0x4000>;
+ clocks = <&cru PCLK_MIPI_DSI0>;
+ clock-names = "pclk_mipi";
+ /*pinctrl-names = "default";
+ pinctrl-0 = <&lcdc0_ctl>;*/
+ rockchip,grf = <&grf>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <1>;
+ mipi_in: port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mipi_in_vopb: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&vopb_out_mipi>;
+ };
+ mipi_in_vopl: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&vopl_out_mipi>;
+ };
+ };
+ };
+ };
+
hdmi_audio: hdmi_audio {
compatible = "rockchip,rk3288-hdmi-audio";
i2s-controller = <&i2s>;
--
1.9.1
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