linux-kernel - [PATCH v2 1/2] ARM: dts: aspeed: Add KCS & lpc ctrl for Facebook

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Message-ID: <20181211190246.2134590-1-vijaykhemka@fb.com>
Date:   Tue, 11 Dec 2018 11:02:45 -0800
From:   Vijay Khemka <vijaykhemka@...com>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-aspeed@...ts.ozlabs.org>, <linux-kernel@...r.kernel.org>
CC:     <vijaykhemka@...com>,
        "openbmc @ lists . ozlabs . org" <openbmc@...ts.ozlabs.org>
Subject: [PATCH v2 1/2] ARM: dts: aspeed: Add KCS & lpc ctrl for Facebook

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

Signed-off-by: Vijay Khemka <vijaykhemka@...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@...00000 {
 		reg = <0x80000000 0x20000000>;
 	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		flash_memory: region@...00000 {
+			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