[PATCH 4/5] arm: shmobile: genmai: adapt dts to use native i2c driver
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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: 2013-12-17 21:57:06
Also in:
linux-i2c, linux-sh
Hi Wolfram, Thank you for the patch. On Tuesday 17 December 2013 22:44:37 Wolfram Sang wrote:
quoted hunk ↗ jump to hunk
From: Wolfram Sang <redacted> Switch from the gpio-driver to the shiny new native driver. Tested by accessing the eeprom on the genmai board. Signed-off-by: Wolfram Sang <redacted> Acked-by: Magnus Damm <redacted> --- arch/arm/boot/dts/r7s72100-genmai-reference.dts | 29 +++++++++------------- 1 file changed, 11 insertions(+), 18 deletions(-)diff --git a/arch/arm/boot/dts/r7s72100-genmai-reference.dtsb/arch/arm/boot/dts/r7s72100-genmai-reference.dts index ce5da0b..739448a 100644--- a/arch/arm/boot/dts/r7s72100-genmai-reference.dts +++ b/arch/arm/boot/dts/r7s72100-genmai-reference.dts@@ -39,24 +39,6 @@ gpios = <&port4 11 GPIO_ACTIVE_LOW>; }; }; - - i2c at 0 { - compatible = "i2c-gpio"; - gpios = <&port1 5 GPIO_ACTIVE_HIGH /* sda */ - &port1 4 GPIO_ACTIVE_HIGH /* scl */ - >; - i2c-gpio,sda-open-drain; - i2c-gpio,scl-open-drain; - i2c-gpio,delay-us = <5>; /* ~100 kHz */ - #address-cells = <1>; - #size-cells = <0>; - - flash at 50 { - compatible = "renesas,24c128"; - reg = <0x50>; - pagesize = <64>; - }; - }; }; &pfc {@@ -68,3 +50,14 @@ renesas,function = "scif2"; }; }; + +&i2c2 { + status = "okay"; + clock-frequency = <400000>; + + eeprom: 24c128 at 50 {
That should be "24c128: eeprom at 50". You can actually omit the "24c128:" alias until it gets needed.
quoted hunk ↗ jump to hunk
+ compatible = "renesas,24c128"; + reg = <0x50>; + pagesize = <64>; + }; +};
-- Regards, Laurent Pinchart