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Lakka-LibreELEC/projects/Allwinner/patches/linux/0009-ARM-dts-sunxi-h3-h5-Add-SCPI-protocol.patch
2023-10-09 21:12:59 +02:00

73 lines
1.9 KiB
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Wed, 1 Jan 2020 16:12:36 -0600
Subject: [PATCH] ARM: dts: sunxi: h3/h5: Add SCPI protocol
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
arch/arm/boot/dts/allwinner/sun8i-h3.dtsi | 13 +++++++++++++
arch/arm/boot/dts/allwinner/sunxi-h3-h5.dtsi | 7 +++++++
arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 13 +++++++++++++
3 files changed, 33 insertions(+)
--- a/arch/arm/boot/dts/allwinner/sun8i-h3.dtsi
+++ b/arch/arm/boot/dts/allwinner/sun8i-h3.dtsi
@@ -170,6 +170,19 @@
#size-cells = <1>;
ranges;
+ sram_a2: sram@40000 {
+ compatible = "mmio-sram";
+ reg = <0x00040000 0xc000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x00040000 0xc000>;
+
+ scpi_sram: scpi-sram@bc00 {
+ compatible = "arm,scp-shmem";
+ reg = <0xbc00 0x200>;
+ };
+ };
+
sram_c: sram@1d00000 {
compatible = "mmio-sram";
reg = <0x01d00000 0x80000>;
--- a/arch/arm/boot/dts/allwinner/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/allwinner/sunxi-h3-h5.dtsi
@@ -105,6 +105,13 @@
status = "disabled";
};
+ scpi_protocol: scpi {
+ compatible = "arm,scpi";
+ mboxes = <&msgbox 2>, <&msgbox 3>;
+ mbox-names = "tx", "rx";
+ shmem = <&scpi_sram>;
+ };
+
soc {
compatible = "simple-bus";
#address-cells = <1>;
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
@@ -86,6 +86,19 @@
#size-cells = <1>;
ranges;
+ sram_a2: sram@40000 {
+ compatible = "mmio-sram";
+ reg = <0x00040000 0x14000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x00040000 0x14000>;
+
+ scpi_sram: scpi-sram@13c00 {
+ compatible = "arm,scp-shmem";
+ reg = <0x13c00 0x200>;
+ };
+ };
+
sram_c1: sram@18000 {
compatible = "mmio-sram";
reg = <0x00018000 0x1c000>;