[PATCH v2 2/4] arm64: dts: mt8195: Add edptx and dptx nodes
Bo-Chen Chen
rex-bc.chen at mediatek.com
Thu Sep 15 02:46:38 PDT 2022
In MT8195, we use edptx as the internal display interface and use
dptx as the external display interface. Therefore, we need to add
these nodes to support the internal display and the external display.
- Add dp calibration data in the efuse node.
- Add edptx and dptx nodes for MT8195.
Signed-off-by: Bo-Chen Chen <rex-bc.chen at mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt8195.dtsi | 25 ++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8195.dtsi b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
index 82d28e9f60c3..83567d90ede6 100644
--- a/arch/arm64/boot/dts/mediatek/mt8195.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8195.dtsi
@@ -1241,6 +1241,9 @@
reg = <0x189 0x2>;
bits = <7 5>;
};
+ dp_calibration: dp-data at 1ac {
+ reg = <0x1ac 0x10>;
+ };
};
u3phy2: t-phy at 11c40000 {
@@ -2178,5 +2181,27 @@
clock-names = "engine", "pixel", "pll";
status = "disabled";
};
+
+ edp_tx: edp-tx at 1c500000 {
+ compatible = "mediatek,mt8195-edp-tx";
+ reg = <0 0x1c500000 0 0x8000>;
+ nvmem-cells = <&dp_calibration>;
+ nvmem-cell-names = "dp_calibration_data";
+ power-domains = <&spm MT8195_POWER_DOMAIN_EPD_TX>;
+ interrupts = <GIC_SPI 676 IRQ_TYPE_LEVEL_HIGH 0>;
+ max-linkrate-mhz = <8100>;
+ status = "disabled";
+ };
+
+ dp_tx: dp-tx at 1c600000 {
+ compatible = "mediatek,mt8195-dp-tx";
+ reg = <0 0x1c600000 0 0x8000>;
+ nvmem-cells = <&dp_calibration>;
+ nvmem-cell-names = "dp_calibration_data";
+ power-domains = <&spm MT8195_POWER_DOMAIN_DP_TX>;
+ interrupts = <GIC_SPI 458 IRQ_TYPE_LEVEL_HIGH 0>;
+ max-linkrate-mhz = <8100>;
+ status = "disabled";
+ };
};
};
--
2.18.0
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