From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Wed, 13 Jun 2012 17:08:04 +0100 Subject: [PATCH 2/3] ARM: ux500: Add i2c configurations to the Device Tree for DB8500 based devices In-Reply-To: References: <1339428307-3850-1-git-send-email-lee.jones@linaro.org> <1339428307-3850-10-git-send-email-lee.jones@linaro.org> Message-ID: <4FD8BAE4.4050606@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Lee Jones Date: Wed, 13 Jun 2012 16:21:14 +0100 Subject: [PATCH 2/3] ARM: ux500: Add i2c configurations to the Device Tree for DB8500 based devices For correct operation of the i2c-nomadik driver, it requires some information surrounding clock-frequencies, delay times and thresholds. Here we apply those configurations to be used when a platform is booted via the device Tree. Signed-off-by: Lee Jones --- arch/arm/boot/dts/db8500.dtsi | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/db8500.dtsi b/arch/arm/boot/dts/db8500.dtsi index 00a4c3e..f3050f1 100644 --- a/arch/arm/boot/dts/db8500.dtsi +++ b/arch/arm/boot/dts/db8500.dtsi @@ -455,6 +455,13 @@ #address-cells = <1>; #size-cells = <0>; v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; }; i2c at 80122000 { @@ -464,6 +471,13 @@ #address-cells = <1>; #size-cells = <0>; v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; }; i2c at 80128000 { @@ -473,6 +487,13 @@ #address-cells = <1>; #size-cells = <0>; v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; }; i2c at 80110000 { @@ -482,6 +503,13 @@ #address-cells = <1>; #size-cells = <0>; v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; }; i2c at 8012a000 { @@ -491,6 +519,13 @@ #address-cells = <1>; #size-cells = <0>; v-i2c-supply = <&db8500_vape_reg>; + + clock-frequency = <100000>; + stericsson,slsu = <0xe>; + stericsson,tft = <1>; + stericsson,rft = <8>; + stericsson,timeout = <200>; + stericsson,i2c_freq_mode_fast; }; ssp at 80002000 { -- 1.7.9.5