[PATCH v2 3/4] ARM: dts: aspeed: Add eSPI node

From: Manojkiran Eda
Date: Tue Mar 19 2024 - 05:36:34 EST


This commit adds eSPI to the device tree for aspeed 5/6th
generation SoCs.

Signed-off-by: Manojkiran Eda <manojkiran.eda@xxxxxxxxx>
---
arch/arm/boot/dts/aspeed/aspeed-g5.dtsi | 19 +++++++++++++++++++
arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 20 ++++++++++++++++++++
2 files changed, 39 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g5.dtsi
index 04f98d1dbb97..eaf7d82b6f46 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-g5.dtsi
@@ -343,6 +343,25 @@ sdhci1: sdhci@200 {
status = "disabled";
};
};
+ espi: espi@1e6ee000 {
+ compatible = "aspeed,ast2500-espi", "simple-mfd", "syscon";
+ reg = <0x1e6ee000 0x1000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x1e6ee000 0x1000>;
+
+ espi_ctrl: espi-ctrl@0 {
+ compatible = "aspeed,ast2500-espi-ctrl";
+ reg = <0x0 0x800>,<0x0 0x4000000>;
+ reg-names = "espi_ctrl","espi_flash";
+ interrupts = <23>;
+ clocks = <&syscon ASPEED_CLK_GATE_ESPICLK>;
+ status = "disabled";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_espi_default>;
+ };
+ };

gpio: gpio@1e780000 {
#gpio-cells = <2>;
diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
index c4d1faade8be..094e14442101 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi
@@ -454,6 +454,26 @@ video: video@1e700000 {
status = "disabled";
};

+ espi: espi@1e6ee000 {
+ compatible = "aspeed,ast2500-espi", "simple-mfd", "syscon";
+ reg = <0x1e6ee000 0x1000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x1e6ee000 0x1000>;
+
+ espi_ctrl: espi-ctrl@0 {
+ compatible = "aspeed,ast2500-espi-ctrl";
+ reg = <0x0 0x800>,<0x0 0x4000000>;
+ reg-names = "espi_ctrl","espi_flash";
+ interrupts = <23>;
+ clocks = <&syscon ASPEED_CLK_GATE_ESPICLK>;
+ status = "disabled";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_espi_default>;
+ };
+ };
+
gpio0: gpio@1e780000 {
#gpio-cells = <2>;
gpio-controller;
--
2.40.1