linux-kernel - [PATCH v8 05/12] ARM: dts: aspeed: peci: Add PECI node

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Message-Id: <20180918215124.14003-6-jae.hyun.yoo@linux.intel.com>
Date:   Tue, 18 Sep 2018 14:51:17 -0700
From:   Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
To:     Lee Jones <lee.jones@...aro.org>, Rob Herring <robh+dt@...nel.org>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Mark Rutland <mark.rutland@....com>,
        Joel Stanley <joel@....id.au>,
        Andrew Jeffery <andrew@...id.au>,
        Jonathan Corbet <corbet@....net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        "Darrick J . Wong" <darrick.wong@...cle.com>,
        Eric Sandeen <sandeen@...hat.com>,
        Arnd Bergmann <arnd@...db.de>, Wu Hao <hao.wu@...el.com>,
        Tomohiro Kusumi <kusumi.tomohiro@...il.com>,
        "Bryant G . Ly" <bryantly@...ux.vnet.ibm.com>,
        Frederic Barrat <fbarrat@...ux.vnet.ibm.com>,
        "David S . Miller" <davem@...emloft.net>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Randy Dunlap <rdunlap@...radead.org>,
        Philippe Ombredanne <pombredanne@...b.com>,
        Vinod Koul <vkoul@...nel.org>,
        Stephen Boyd <sboyd@...eaurora.org>,
        David Kershner <david.kershner@...sys.com>,
        Uwe Kleine-Konig <u.kleine-koenig@...gutronix.de>,
        Sagar Dharia <sdharia@...eaurora.org>,
        Johan Hovold <johan@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Juergen Gross <jgross@...e.com>,
        Cyrille Pitchen <cyrille.pitchen@...ev4u.fr>
Cc:     linux-hwmon@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-aspeed@...ts.ozlabs.org, linux-doc@...r.kernel.org,
        openbmc@...ts.ozlabs.org,
        Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>,
        Jason M Biils <jason.m.bills@...ux.intel.com>,
        Ryan Chen <ryan_chen@...eedtech.com>
Subject: [PATCH v8 05/12] ARM: dts: aspeed: peci: Add PECI node

This commit adds PECI bus/adapter node of AST24xx/AST25xx into
aspeed-g4 and aspeed-g5.

Cc: Rob Herring <robh+dt@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Joel Stanley <joel@....id.au>
Cc: Andrew Jeffery <andrew@...id.au>
Cc: Jason M Biils <jason.m.bills@...ux.intel.com>
Cc: Ryan Chen <ryan_chen@...eedtech.com>
Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@...ux.intel.com>
Reviewed-by: Haiyue Wang <haiyue.wang@...ux.intel.com>
Reviewed-by: James Feist <james.feist@...ux.intel.com>
Reviewed-by: Vernon Mauery <vernon.mauery@...ux.intel.com>
---
 arch/arm/boot/dts/aspeed-g4.dtsi | 26 ++++++++++++++++++++++++++
 arch/arm/boot/dts/aspeed-g5.dtsi | 26 ++++++++++++++++++++++++++
 2 files changed, 52 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index b23a983f95a5..ba31b2f0e0d8 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -29,6 +29,7 @@
 		serial3 = &uart4;
 		serial4 = &uart5;
 		serial5 = &vuart;
+		peci0 = &peci0;
 	};
 
 	cpus {
@@ -317,6 +318,13 @@
 				};
 			};
 
+			peci: bus@...8b000 {
+				compatible = "simple-bus";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x1e78b000 0x60>;
+			};
+
 			uart2: serial@...8d000 {
 				compatible = "ns16550a";
 				reg = <0x1e78d000 0x20>;
@@ -360,6 +368,24 @@
 	};
 };
 
+&peci {
+	peci0: peci-bus@0 {
+		compatible = "aspeed,ast2400-peci";
+		reg = <0x0 0x60>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		interrupts = <15>;
+		clocks = <&syscon ASPEED_CLK_GATE_REFCLK>;
+		resets = <&syscon ASPEED_RESET_PECI>;
+		clock-frequency = <24000000>;
+		msg-timing = <1>;
+		addr-timing = <1>;
+		rd-sampling-point = <8>;
+		cmd-timeout-ms = <1000>;
+		status = "disabled";
+	};
+};
+
 &i2c {
 	i2c_ic: interrupt-controller@0 {
 		#interrupt-cells = <1>;
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index 87fdc146ff52..c93ab96131e6 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -29,6 +29,7 @@
 		serial3 = &uart4;
 		serial4 = &uart5;
 		serial5 = &vuart;
+		peci0 = &peci0;
 	};
 
 	cpus {
@@ -377,6 +378,13 @@
 				};
 			};
 
+			peci: bus@...8b000 {
+				compatible = "simple-bus";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				ranges = <0x0 0x1e78b000 0x60>;
+			};
+
 			uart2: serial@...8d000 {
 				compatible = "ns16550a";
 				reg = <0x1e78d000 0x20>;
@@ -420,6 +428,24 @@
 	};
 };
 
+&peci {
+	peci0: peci-bus@0 {
+		compatible = "aspeed,ast2500-peci";
+		reg = <0x0 0x60>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		interrupts = <15>;
+		clocks = <&syscon ASPEED_CLK_GATE_REFCLK>;
+		resets = <&syscon ASPEED_RESET_PECI>;
+		clock-frequency = <24000000>;
+		msg-timing = <1>;
+		addr-timing = <1>;
+		rd-sampling-point = <8>;
+		cmd-timeout-ms = <1000>;
+		status = "disabled";
+	};
+};
+
 &i2c {
 	i2c_ic: interrupt-controller@0 {
 		#interrupt-cells = <1>;
-- 
2.18.0