openwrt/target/linux/rockchip/patches-6.6/050-05-v6.8-arm64-dts-rockchip-Add-DFI-to-rk3588s.patch
Tianling Shen 6a0a6c45ed rockchip: backport dts updates for rk3588
Backport upstreamed dts updates for rk3588.

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
Link: https://github.com/openwrt/openwrt/pull/16149
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2024-08-21 00:10:47 +02:00

51 lines
1.7 KiB
Diff

From 5a6976b1040a2f99ab84eddbfa7cd072ac5d10fc Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Wed, 18 Oct 2023 08:17:14 +0200
Subject: [PATCH] arm64: dts: rockchip: Add DFI to rk3588s
The DFI unit can be used to measure DRAM utilization using perf. Add the
node to the device tree. The DFI needs a rockchip,pmu phandle to the pmu
containing registers for SDRAM configuration details. This is added in
this patch as well.
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Link: https://lore.kernel.org/r/20231018061714.3553817-27-s.hauer@pengutronix.de
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
arch/arm64/boot/dts/rockchip/rk3588s.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
--- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
@@ -443,6 +443,11 @@
status = "disabled";
};
+ pmu1grf: syscon@fd58a000 {
+ compatible = "rockchip,rk3588-pmugrf", "syscon", "simple-mfd";
+ reg = <0x0 0xfd58a000 0x0 0x10000>;
+ };
+
sys_grf: syscon@fd58c000 {
compatible = "rockchip,rk3588-sys-grf", "syscon";
reg = <0x0 0xfd58c000 0x0 0x1000>;
@@ -1330,6 +1335,17 @@
};
};
+ dfi: dfi@fe060000 {
+ reg = <0x00 0xfe060000 0x00 0x10000>;
+ compatible = "rockchip,rk3588-dfi";
+ interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH 0>;
+ interrupt-names = "ch0", "ch1", "ch2", "ch3";
+ rockchip,pmu = <&pmu1grf>;
+ };
+
gmac1: ethernet@fe1c0000 {
compatible = "rockchip,rk3588-gmac", "snps,dwmac-4.20a";
reg = <0x0 0xfe1c0000 0x0 0x10000>;