Messages in this thread Patch in this message | | | From | Andrey Smirnov <> | Subject | [PATCH v2] ARM: dts: vf610-zii-cfu1: Slow I2C0 down to 100 kHz | Date | Tue, 20 Aug 2019 18:39:36 -0700 |
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Fiber-optic modules attached to the bus are only rated to work at 100 kHz, so decrease the bus frequency to accommodate that.
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Chris Healy <cphealy@gmail.com> Cc: Fabio Estevam <festevam@gmail.com> Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org ---
Changes since [v1]:
- Spelling fixes
[v1] lore.kernel.org/lkml/20190820030804.8892-1-andrew.smirnov@gmail.com
arch/arm/boot/dts/vf610-zii-cfu1.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/vf610-zii-cfu1.dts b/arch/arm/boot/dts/vf610-zii-cfu1.dts index ff460a1de85a..28732249cfc0 100644 --- a/arch/arm/boot/dts/vf610-zii-cfu1.dts +++ b/arch/arm/boot/dts/vf610-zii-cfu1.dts @@ -207,7 +207,7 @@ }; &i2c0 { - clock-frequency = <400000>; + clock-frequency = <100000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_i2c0>; status = "okay"; -- 2.21.0
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