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Signed-off-by: Nascs Fang <[email protected]>
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arch/arm64/boot/dts/rockchip/overlays/rk3568-spi3-m1-cs0-st7735.dts
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| #define DISPLAY_SPI spi3 | ||
| #include "st77xx.dtsi" | ||
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| / { | ||
| metadata { | ||
| title = "Enable ST7789V LCD on SPI3-M1"; | ||
| compatible = "radxa,rock-3c", "radxa,zero3"; | ||
| category = "display"; | ||
| exclusive = "GPIO4_A6", "GPIO4_C6", "GPIO3_C1", "GPIO3_B2", "GPIO3_A1", "GPIO4_D1", "GPIO4_B2", "GPIO4_B3"; | ||
| description = "Enable ST7789V LCD on SPI3-M1. | ||
| HDMI CEC function will be turned off when this overlay is enabled."; | ||
| }; | ||
| }; | ||
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| &DISPLAY_SPI { | ||
| pinctrl-names = "default", "high_speed"; | ||
| pinctrl-0 = <&spi3m1_cs0 &spi3m1_pins>; | ||
| pinctrl-1 = <&spi3m1_cs1 &spi3m1_pins_hs>; | ||
| }; | ||
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| &st7789 { | ||
| reset-gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>; | ||
| dc-gpios = <&gpio3 RK_PB2 GPIO_ACTIVE_HIGH>; | ||
| }; | ||
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| &hdmi { | ||
| pinctrl-names = "default"; | ||
| pinctrl-0 = <&hdmitx_scl &hdmitx_sda>; | ||
| }; |
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| #ifndef __WAVESHARE35_LCD_DTSI__ | ||
| #define __WAVESHARE35_LCD_DTSI__ | ||
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| #include <dt-bindings/gpio/gpio.h> | ||
| #include <dt-bindings/pinctrl/rockchip.h> | ||
| #include <dt-bindings/interrupt-controller/irq.h> | ||
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| /dts-v1/; | ||
| /plugin/; | ||
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| #ifndef DISPLAY_SPI | ||
| #error "DISPLAY_SPI is undefined." | ||
| #endif | ||
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| &DISPLAY_SPI { | ||
| status = "okay"; | ||
| #address-cells = <1>; | ||
| #size-cells = <0>; | ||
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| st7789: st7789@0 { | ||
| // compatible = "sitronix,st7735r"; | ||
| compatible = "sitronix,st7789v"; | ||
| reg = <0>; | ||
| spi-max-frequency = <16000000>; | ||
| txbuflen = <32768>; | ||
| rotate = <90>; | ||
| bgr = <0>; | ||
| fps = <60>; | ||
| width = <135>; | ||
| height = <240>; | ||
| buswidth = <8>; | ||
| regwidth = <16>; | ||
| debug = <0>; | ||
| }; | ||
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| }; | ||
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| #endif // __WAVESHARE35_LCD_DTSI__ |