linux-kernel - [PATCH] ARM: dts: aspeed: Add KCS support for LPC BMC

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Date:   Mon, 10 Dec 2018 12:07:52 -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] ARM: dts: aspeed: Add KCS support for LPC BMC

Added kcs device support for lpc BMC.

Signed-off-by: Vijay Khemka <vijaykhemka@...com>
---
 arch/arm/boot/dts/aspeed-g5.dtsi | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index d107459fc0f8..1bd48655bacb 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -330,8 +330,35 @@
 				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";
+						reg = <0x0 0x80>;
+						interrupts = <8>;
+						kcs_chan = <1>;
+						status = "disabled";
+					};
+					kcs2: kcs2@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						reg = <0x0 0x80>;
+						interrupts = <8>;
+						kcs_chan = <2>;
+						status = "disabled";
+					};
+					kcs3: kcs3@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						reg = <0x0 0x80>;
+						interrupts = <8>;
+						kcs_chan = <3>;
+						status = "disabled";
+					};
 				};
 
 				lpc_host: lpc-host@80 {
-- 
2.17.1