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authorRoger Quadros <rogerq@ti.com>2014-09-03 13:17:31 +0200
committerTony Lindgren <tony@atomide.com>2014-09-03 23:32:00 +0200
commit544d63d0f34e13fc7e7ca909800526809b194eb9 (patch)
tree70236c8e55e2dc6ae78782c50dae46339fe86fb8 /arch
parentLinux 3.17-rc3 (diff)
downloadlinux-544d63d0f34e13fc7e7ca909800526809b194eb9.tar.xz
linux-544d63d0f34e13fc7e7ca909800526809b194eb9.zip
ARM: dts: dra7-evm: Fix i2c3 pinmux and frequency
The I2C3 pins are taken from pads E21 (GPIO6_14) and F20 (GPIO6_15). Use the right pinmux register and mode. Also set the I2C3 bus frequency to a safer 400KHz than 3.4Mhz. CC: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/dra7-evm.dts6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 50f8022905a1..42f5bc9941c7 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -43,8 +43,8 @@
i2c3_pins: pinmux_i2c3_pins {
pinctrl-single,pins = <
- 0x410 (PIN_INPUT | MUX_MODE0) /* i2c3_sda */
- 0x414 (PIN_INPUT | MUX_MODE0) /* i2c3_scl */
+ 0x288 (PIN_INPUT | MUX_MODE9) /* gpio6_14.i2c3_sda */
+ 0x28c (PIN_INPUT | MUX_MODE9) /* gpio6_15.i2c3_scl */
>;
};
@@ -284,7 +284,7 @@
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&i2c3_pins>;
- clock-frequency = <3400000>;
+ clock-frequency = <400000>;
};
&mcspi1 {