From 13b4569bbbcf58891727138b84b8db5ea4178d32 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Mon, 10 Sep 2012 22:35:41 +0200 Subject: [PATCH] ARM: dts: cfa10049: Add the 74HC595 gpio expanders Add the two daisy-chains of 74hc595s shift registers available on the CFA-10049. Signed-off-by: Maxime Ripard Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx28-cfa10049.dts | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/imx28-cfa10049.dts b/arch/arm/boot/dts/imx28-cfa10049.dts index 1f7fa50414b6..05c892e931e3 100644 --- a/arch/arm/boot/dts/imx28-cfa10049.dts +++ b/arch/arm/boot/dts/imx28-cfa10049.dts @@ -27,6 +27,8 @@ fsl,pinmux-ids = < 0x0181 /* MX28_PAD_GPMI_RDN__SSP3_SCK */ 0x01c1 /* MX28_PAD_GPMI_RESETN__SSP3_CMD */ + 0x0111 /* MX28_PAD_GPMI_CE1N__SSP3_D3 */ + 0x01a2 /* MX28_PAD_GPMI_ALE__SSP3_D4 */ >; fsl,drive-strength = <1>; fsl,voltage = <1>; @@ -39,6 +41,25 @@ pinctrl-names = "default"; pinctrl-0 = <&spi3_pins_cfa10049>; status = "okay"; + + gpio5: gpio5@0 { + compatible = "fairchild,74hc595"; + gpio-controller; + #gpio-cells = <2>; + reg = <0>; + registers-number = <2>; + spi-max-frequency = <100000>; + }; + + gpio6: gpio6@1 { + compatible = "fairchild,74hc595"; + gpio-controller; + #gpio-cells = <2>; + reg = <1>; + registers-number = <4>; + spi-max-frequency = <100000>; + }; + }; }; -- 2.34.1