openwrt/target/linux/d1/patches-6.1/0117-riscv-dts-allwinner-d1-Add-video-engine-node.patch
Zoltan HERPAI 99545b4bb1 d1: add new target
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>
2024-02-29 16:50:22 +01:00

57 lines
1.6 KiB
Diff

From d6036571b774437bb3bdd378821033e118a01fe8 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Wed, 2 Nov 2022 23:42:52 -0500
Subject: [PATCH 117/117] riscv: dts: allwinner: d1: Add video engine node
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi | 30 ++++++++++++++++++++
1 file changed, 30 insertions(+)
--- a/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi
+++ b/arch/riscv/boot/dts/allwinner/sun20i-d1.dtsi
@@ -105,6 +105,21 @@
status = "reserved";
};
+ ve: video-codec@1c0e000 {
+ compatible = "allwinner,sun20i-d1-video-engine";
+ reg = <0x1c0e000 0x2000>;
+ interrupts = <82 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_VE>,
+ <&ccu CLK_VE>,
+ <&ccu CLK_MBUS_VE>;
+ clock-names = "ahb", "mod", "ram";
+ resets = <&ccu RST_BUS_VE>;
+ allwinner,sram = <&ve_sram 1>;
+ interconnects = <&mbus 4>;
+ interconnect-names = "dma-mem";
+ iommus = <&iommu 0>;
+ };
+
pio: pinctrl@2000000 {
compatible = "allwinner,sun20i-d1-pinctrl";
reg = <0x2000000 0x800>;
@@ -591,6 +606,21 @@
#address-cells = <1>;
#size-cells = <1>;
+ // FIXME: Address is not verified. It is copied from A64/H6.
+ sram@1d00000 {
+ compatible = "mmio-sram";
+ reg = <0x1d00000 0x40000>;
+ ranges = <0 0x1d00000 0x40000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ ve_sram: sram-section@0 {
+ compatible = "allwinner,sun20i-d1-sram-c1",
+ "allwinner,sun4i-a10-sram-c1";
+ reg = <0 0x40000>;
+ };
+ };
+
regulators@3000150 {
compatible = "allwinner,sun20i-d1-system-ldos";
reg = <0x3000150 0x4>;