linux-kernel - [PATCH dts/arm/aspeed-g5 v1] ARM: dts: aspeed-g5: Add IPMI KCS node

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Message-Id: <1520399090-2455-1-git-send-email-haiyue.wang@linux.intel.com>
Date:   Wed,  7 Mar 2018 13:04:50 +0800
From:   Haiyue Wang <haiyue.wang@...ux.intel.com>
To:     joel@....id.au, andrew@...id.au,
        linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Cc:     Haiyue Wang <haiyue.wang@...ux.intel.com>
Subject: [PATCH dts/arm/aspeed-g5 v1] ARM: dts: aspeed-g5: Add IPMI KCS node

The IPMI KCS device part of the LPC interface and is used for
communication with the host processor.

Signed-off-by: Haiyue Wang <haiyue.wang@...ux.intel.com>
---
 arch/arm/boot/dts/aspeed-g5.dtsi | 43 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 8eac57c..f443169 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -267,8 +267,40 @@
 				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>;
+						kcs_addr = <0x0>;
+						status = "disabled";
+					};
+
+					kcs2: kcs2@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						reg = <0x0 0x80>;
+						interrupts = <8>;
+						kcs_chan = <2>;
+						kcs_addr = <0x0>;
+						status = "disabled";
+					};
+
+					kcs3: kcs3@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						reg = <0x0 0x80>;
+						interrupts = <8>;
+						kcs_chan = <3>;
+						kcs_addr = <0x0>;
+						status = "disabled";
+					};
 				};
 
 				lpc_host: lpc-host@80 {
@@ -294,6 +326,15 @@
 						status = "disabled";
 					};
 
+					kcs4: kcs4@0 {
+						compatible = "aspeed,ast2500-kcs-bmc";
+						reg = <0x0 0xa0>;
+						interrupts = <8>;
+						kcs_chan = <4>;
+						kcs_addr = <0x0>;
+						status = "disabled";
+					};
+
 					lhc: lhc@20 {
 						compatible = "aspeed,ast2500-lhc";
 						reg = <0x20 0x24 0x48 0x8>;
-- 
2.7.4