diff options
Diffstat (limited to 'target/linux/mxs/patches-3.13/120-dt-add-i2c.patch')
| -rw-r--r-- | target/linux/mxs/patches-3.13/120-dt-add-i2c.patch | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/target/linux/mxs/patches-3.13/120-dt-add-i2c.patch b/target/linux/mxs/patches-3.13/120-dt-add-i2c.patch new file mode 100644 index 0000000..4e8986d --- /dev/null +++ b/target/linux/mxs/patches-3.13/120-dt-add-i2c.patch @@ -0,0 +1,81 @@ +diff -ruN old/arch/arm/boot/dts/imx23.dtsi new/arch/arm/boot/dts/imx23.dtsi +--- old/arch/arm/boot/dts/imx23.dtsi 2013-11-19 11:52:31.000000000 +0100 ++++ new/arch/arm/boot/dts/imx23.dtsi 2013-11-19 13:08:47.787452900 +0100 +@@ -145,6 +145,39 @@ + fsl,pull-up = <0>; + }; + ++ i2c0_pins_a: i2c0@0 { ++ reg = <0>; ++ fsl,pinmux-ids = < ++ 0x01e0 /* MX23_PAD_I2C_SCL__I2C_SCL */ ++ 0x01f0 /* MX23_PAD_I2C_SDA__I2C_SDA */ ++ >; ++ fsl,drive-strength = <1>; ++ fsl,voltage = <1>; ++ fsl,pull-up = <1>; ++ }; ++ ++ i2c1_pins_a: i2c1@0 { ++ reg = <0>; ++ fsl,pinmux-ids = < ++ 0x1171 /* MX23_PAD_LCD_ENABLE__I2C_SCL */ ++ 0x1181 /* MX23_PAD_LCD_HSYNC__I2C_SDA */ ++ >; ++ fsl,drive-strength = <1>; ++ fsl,voltage = <1>; ++ fsl,pull-up = <1>; ++ }; ++ ++ i2c2_pins_a: i2c2@0 { ++ reg = <0>; ++ fsl,pinmux-ids = < ++ 0x2031 /* MX23_PAD_SSP1_DATA1__I2C_SCL */ ++ 0x2041 /* MX23_PAD_SSP1_DATA2__I2C_SDA */ ++ >; ++ fsl,drive-strength = <1>; ++ fsl,voltage = <1>; ++ fsl,pull-up = <1>; ++ }; ++ + auart0_pins_a: auart0@0 { + reg = <0>; + fsl,pinmux-ids = < +@@ -441,7 +474,12 @@ + }; + + i2c@80058000 { ++ #address-cells = <1>; ++ #size-cells = <0>; ++ compatible = "fsl,imx23-i2c"; + reg = <0x80058000 0x2000>; ++ interrupts = <27>; ++ clock-frequency = <100000>; + dmas = <&dma_apbx 3>; + dma-names = "rx-tx"; + status = "disabled"; +diff -ruN old/arch/arm/boot/dts/imx23-olinuxino.dts new/arch/arm/boot/dts/imx23-olinuxino.dts +--- old/arch/arm/boot/dts/imx23-olinuxino.dts 2013-11-19 11:52:31.000000000 +0100 ++++ new/arch/arm/boot/dts/imx23-olinuxino.dts 2013-11-19 12:18:53.000000000 +0100 +@@ -79,6 +79,12 @@ + status = "okay"; + }; + ++ i2c0: i2c@80058000 { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&i2c1_pins_a>; ++ status = "okay"; ++ }; ++ + duart: serial@80070000 { + pinctrl-names = "default"; + pinctrl-0 = <&duart_pins_a>; +@@ -94,7 +100,7 @@ + usbphy0: usbphy@8007c000 { + status = "okay"; + }; +- ++ + codec: mxs-builtin-codec { + compatible = "fsl,mxs-builtin-codec"; + reg = <0x80048000 0x2000>, <0x8004c000 0x2000>, |