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99545b4bb1
This target adds support for the Allwinner D1 RISC-V based SoCs.
- RISC-V single-core T-Head C906 (RV64GCV)
- Tensilica HiFi4 DSP
- DDR2/DDR3 support
- 10/100/1000M ethernet
- usual peripherals like USB2, SPI, I2C, PWM, etc.
Four boards are supported:
- Dongshan Nezha STU
- 512Mb RAM
- ethernet
- LicheePi RV Dock
- 512Mb RAM
- wireless-only (RTL8723DS)
- MangoPi MQ-Pro
- 512Mb RAM
- there are pads available for an SPI flash
- wireless-only (RTL8723DS)
- Nezha D1
- 512Mb/1Gb/2Gb RAM
- 256Mb NAND flash
- ethernet, wireless
Installation:
Standard SD-card installation via dd-ing the generated image to
an SD-card of at least 256Mb.
Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
76 lines
1.7 KiB
Diff
76 lines
1.7 KiB
Diff
From 03dbb926f6d65f75af902e421c44aeaaf84be66a Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Thu, 11 Aug 2022 22:46:28 -0500
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Subject: [PATCH 089/117] riscv: dts: allwinner: lichee-rv-86-panel-480p: Add
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panel
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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.../sun20i-d1-lichee-rv-86-panel-480p.dts | 51 +++++++++++++++++++
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1 file changed, 51 insertions(+)
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--- a/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-480p.dts
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+++ b/arch/riscv/boot/dts/allwinner/sun20i-d1-lichee-rv-86-panel-480p.dts
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@@ -7,6 +7,40 @@
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model = "Sipeed Lichee RV 86 Panel (480p)";
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compatible = "sipeed,lichee-rv-86-panel-480p", "sipeed,lichee-rv",
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"allwinner,sun20i-d1";
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+
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+ backlight: backlight {
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+ compatible = "pwm-backlight";
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+ power-supply = <®_vcc>;
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+ pwms = <&pwm 7 50000 0>;
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+ };
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+
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+ spi {
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+ compatible = "spi-gpio";
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+ cs-gpios = <&pio 4 14 GPIO_ACTIVE_LOW>; /* PE14 */
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+ mosi-gpios = <&pio 4 12 GPIO_ACTIVE_HIGH>; /* PE12 */
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+ sck-gpios = <&pio 4 15 GPIO_ACTIVE_HIGH>; /* PE15 */
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+ num-chipselects = <1>;
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+
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+ panel@0 {
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+ compatible = "sitronix,st7701s";
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+ reg = <0>;
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+ backlight = <&backlight>;
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+ reset-gpios = <&pio 6 13 GPIO_ACTIVE_LOW>; /* PG13 */
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+ spi-3wire;
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+
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+ port {
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+ panel_in_tcon_lcd0: endpoint {
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+ remote-endpoint = <&tcon_lcd0_out_panel>;
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+ };
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+ };
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+ };
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+ };
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+};
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+
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+&de {
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+ status = "okay";
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};
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&i2c2 {
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@@ -27,3 +61,20 @@
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wakeup-source;
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};
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};
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+
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+&pwm {
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+ pinctrl-0 = <&pwm7_pd22_pin>;
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+ pinctrl-names = "default";
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+ status = "okay";
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+};
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+
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+&tcon_lcd0 {
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+ pinctrl-0 = <&lcd_rgb666_pins>;
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+ pinctrl-names = "default";
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+};
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+
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+&tcon_lcd0_out {
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+ tcon_lcd0_out_panel: endpoint {
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+ remote-endpoint = <&panel_in_tcon_lcd0>;
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+ };
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+};
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