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ARM: imx23-olinuxino: Add spi support

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imx23-olinuxino board has spi pins exposed on external connector.
This patch add spi support.

Signed-off-by: Fadil Berisha <f.koliqi@gmail.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Fadil Berisha 2012-11-17 16:52:32 -05:00 committed by Shawn Guo
parent 4e556c046d
commit a04878645f
2 changed files with 22 additions and 0 deletions
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9
arch/arm/boot/dts/imx23-olinuxino.dts
View file

@ -56,6 +56,15 @@ led_pin_gpio0_17: led_gpio0_17@0 {
fsl,pull-up = <0>;
};
};
ssp1: ssp@80034000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "fsl,imx23-spi";
pinctrl-names = "default";
pinctrl-0 = <&spi2_pins_a>;
status = "okay";
};
};
apbx@80040000 {

13
arch/arm/boot/dts/imx23.dtsi
View file

@ -278,6 +278,19 @@ lcdif_24bit_pins_a: lcdif-24bit@0 {
fsl,voltage = <1>;
fsl,pull-up = <0>;
};
spi2_pins_a: spi2@0 {
reg = <0>;
fsl,pinmux-ids = <
0x0182 /* MX23_PAD_GPMI_WRN__SSP2_SCK */
0x0142 /* MX23_PAD_GPMI_RDY1__SSP2_CMD */
0x0002 /* MX23_PAD_GPMI_D00__SSP2_DATA0 */
0x0032 /* MX23_PAD_GPMI_D03__SSP2_DATA3 */
>;
fsl,drive-strength = <1>;
fsl,voltage = <1>;
fsl,pull-up = <1>;
};
};
digctl@8001c000 {