[PATCH v3 1/2] ARM: dts: aspeed: Add KCS & lpc ctrl for Facebook

[PATCH v3 1/2] ARM: dts: aspeed: Add KCS & lpc ctrl for Facebook

[Vijay Khemka]

Added kcs device and lpc ctrl device to enable LPC clock in Facebook
Tiogapass device tree.

Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
---
 .../dts/aspeed-bmc-facebook-tiogapass.dts     | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
index d9d7f208788a..9544fa2c1822 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
@@ -21,6 +21,18 @@
 	memory@80000000 {
 		reg = <0x80000000 0x20000000>;
 	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		flash_memory: region@98000000 {
+			no-map;
+			reg = <0x98000000 0x04000000>; /* 64M */
+		};
+	};
+
 	iio-hwmon {
 		compatible = "iio-hwmon";
 		oemname0 = "MB_P3V3";
@@ -62,6 +74,12 @@
 	};
 };
 
+&lpc_ctrl {
+	status = "okay";
+	memory-region = <&flash_memory>;
+	flash = <&spi1>;
+};
+
 &uart1 {
 	// Host Console
 	status = "okay";
@@ -75,6 +93,18 @@
 	status = "okay";
 };
 
+&kcs2 {
+	// BMC KCS channel 2
+	status = "okay";
+	kcs_addr = <0xca8>;
+};
+
+&kcs3 {
+	// BMC KCS channel 3
+	status = "okay";
+	kcs_addr = <0xca2>;
+};
+
 &mac0 {
 	status = "okay";
 
-- 
2.17.1


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[PATCH v3 2/2] ARM: dts: aspeed: Add KCS support for LPC BMC

[Vijay Khemka]

Added kcs device support for lpc BMC.

Signed-off-by: Vijay Khemka <vijaykhemka@fb.com>
---
 arch/arm/boot/dts/aspeed-g5.dtsi | 33 +++++++++++++++++++++++++++++++-
 1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index d107459fc0f8..53e6ce4092dd 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -330,8 +330,32 @@
 				ranges = <0x0 0x1e789000 0x1000>;
 
 				lpc_bmc: lpc-bmc@0 {
-					compatible = "aspeed,ast2500-lpc-bmc";
+					compatible = "aspeed,ast2500-lpc-bmc, "simple-mfd", "syscon"";
 					reg = <0x0 0x80>;
+					reg-io-width = <4>;
+
+					#address-cells = <1>;
+					#size-cells = <1>;
+					ranges = <0x0 0x0 0x80>;
+
+					kcs1: kcs1@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						interrupts = <8>;
+						kcs_chan = <1>;
+						status = "disabled";
+					};
+					kcs2: kcs2@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						interrupts = <8>;
+						kcs_chan = <2>;
+						status = "disabled";
+					};
+					kcs3: kcs3@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						interrupts = <8>;
+						kcs_chan = <3>;
+						status = "disabled";
+					};
 				};
 
 				lpc_host: lpc-host@80 {
@@ -343,6 +367,13 @@
 					#size-cells = <1>;
 					ranges = <0x0 0x80 0x1e0>;
 
+					kcs4: kcs4@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						interrupts = <8>;
+						kcs_chan = <4>;
+						status = "disabled";
+					};
+
 					lpc_ctrl: lpc-ctrl@0 {
 						compatible = "aspeed,ast2500-lpc-ctrl";
 						reg = <0x0 0x80>;
-- 
2.17.1


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