linux-kernel - [PATCH 1/4] ARM: dts: imx51-zii-rdu1: Populate RAVE SP EEPROM nodes

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Message-Id: <20180628042424.12664-2-andrew.smirnov@gmail.com>
Date:   Wed, 27 Jun 2018 21:24:21 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     Shawn Guo <shawnguo@...nel.org>
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Fabio Estevam <fabio.estevam@....com>,
        Nikita Yushchenko <nikita.yoush@...entembedded.com>,
        Lucas Stach <l.stach@...gutronix.de>, cphealy@...il.com,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 1/4] ARM: dts: imx51-zii-rdu1: Populate RAVE SP EEPROM nodes

ZII's RDU1s come with up to 3 EEPROMs attached to RAVE SP. Add
corresponding nodes to make them availible.

Cc: Fabio Estevam <fabio.estevam@....com>
Cc: Nikita Yushchenko <nikita.yoush@...entembedded.com>
Cc: Lucas Stach <l.stach@...gutronix.de>
Cc: cphealy@...il.com
Cc: Shawn Guo <shawnguo@...nel.org>
Cc: Rob Herring <robh+dt@...nel.org>
Cc: Mark Rutland <mark.rutland@....com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
---
 arch/arm/boot/dts/imx51-zii-rdu1.dts | 29 ++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/arch/arm/boot/dts/imx51-zii-rdu1.dts b/arch/arm/boot/dts/imx51-zii-rdu1.dts
index ad2445dfa91d..c6da263cf210 100644
--- a/arch/arm/boot/dts/imx51-zii-rdu1.dts
+++ b/arch/arm/boot/dts/imx51-zii-rdu1.dts
@@ -578,6 +578,8 @@
 	rave-sp {
 		compatible = "zii,rave-sp-rdu1";
 		current-speed = <38400>;
+		#address-cells = <1>;
+		#size-cells = <1>;
 
 		watchdog {
 			compatible = "zii,rave-sp-watchdog";
@@ -590,6 +592,33 @@
 		pwrbutton {
 			compatible = "zii,rave-sp-pwrbutton";
 		};
+
+		eeprom@a3 {
+			compatible = "zii,rave-sp-eeprom";
+			reg = <0xa3 0x2000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			zii,eeprom-name = "dds-eeprom";
+		};
+
+		eeprom@a4 {
+			compatible = "zii,rave-sp-eeprom";
+			reg = <0xa4 0x4000>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			zii,eeprom-name = "main-eeprom";
+		};
+
+		eeprom@ae {
+			compatible = "zii,rave-sp-eeprom";
+			reg = <0xae 0x200>;
+			zii,eeprom-name = "switch-eeprom";
+			/*
+			 * Not all RDU1s have this functionality, so we
+			 * rely on the bootloader to enable this
+			 */
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.17.1