[PATCH v3] ARM: DTS: TWL4030: fix mux and wakeup for SYS_NIRQ line

[Nishanth Menon]

On 11:31-20130607, Kevin Hilman wrote:
> On most OMAP3 platforms, the twl4030 IRQ line is connected to the
> SYS_NIRQ line on OMAP.  Add another DTS include file
> (twl4030_omap3.dtsi) for boards that hook up the twl4030 this way
> to include.
> 
> This allows RTC wake from off-mode to work again on OMAP3-based
> platforms with twl4030.  Tested on 3530/Beagle, 3730/Beagle-xM,
> 3530/Overo, 3730/Overo-STORM.
> 
> Special thanks to Florian Vaussard for suggesting use of preprocessor
> feature.
> 
> Cc: Florian Vaussard <florian.vaussard at epfl.ch>
> Cc: Benoit Cousson <b-cousson at ti.com>
> Cc: Nishanth Menon <nm at ti.com>
> Signed-off-by: Kevin Hilman <khilman at linaro.org>
Thanks,
Reviewed-by: Nishanth Menon <nm at ti.com>
> ---
> v3: renamed to twl4030_omap3 (suggested by Nishanth), add GPL, fix whitespace
> v2: Updated to change board files instead of twl4030 file.
> 
>  arch/arm/boot/dts/omap3-beagle-xm.dts  |  1 +
>  arch/arm/boot/dts/omap3-beagle.dts     |  1 +
>  arch/arm/boot/dts/omap3-devkit8000.dts |  1 +
>  arch/arm/boot/dts/omap3-evm.dts        |  1 +
>  arch/arm/boot/dts/omap3-igep.dtsi      |  1 +
>  arch/arm/boot/dts/omap3-overo.dtsi     |  1 +
>  arch/arm/boot/dts/omap3430-sdp.dts     |  1 +
>  arch/arm/boot/dts/twl4030_omap3.dtsi   | 25 +++++++++++++++++++++++++
>  8 files changed, 32 insertions(+)
>  create mode 100644 arch/arm/boot/dts/twl4030_omap3.dtsi
> 
> diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
> index ad17b6b..afdb164 100644
> --- a/arch/arm/boot/dts/omap3-beagle-xm.dts
> +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
> @@ -96,6 +96,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &i2c2 {
>  	clock-frequency = <400000>;
> diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts
> index eb7e02a..dfd8310 100644
> --- a/arch/arm/boot/dts/omap3-beagle.dts
> +++ b/arch/arm/boot/dts/omap3-beagle.dts
> @@ -135,6 +135,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &mmc1 {
>  	vmmc-supply = <&vmmc1>;
> diff --git a/arch/arm/boot/dts/omap3-devkit8000.dts b/arch/arm/boot/dts/omap3-devkit8000.dts
> index 5be71b1..af32eff 100644
> --- a/arch/arm/boot/dts/omap3-devkit8000.dts
> +++ b/arch/arm/boot/dts/omap3-devkit8000.dts
> @@ -81,6 +81,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &mmc1 {
>  	vmmc-supply = <&vmmc1>;
> diff --git a/arch/arm/boot/dts/omap3-evm.dts b/arch/arm/boot/dts/omap3-evm.dts
> index baa24bb..7d4329d 100644
> --- a/arch/arm/boot/dts/omap3-evm.dts
> +++ b/arch/arm/boot/dts/omap3-evm.dts
> @@ -45,6 +45,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &i2c2 {
>  	clock-frequency = <400000>;
> diff --git a/arch/arm/boot/dts/omap3-igep.dtsi b/arch/arm/boot/dts/omap3-igep.dtsi
> index 5224c29..bc48b11 100644
> --- a/arch/arm/boot/dts/omap3-igep.dtsi
> +++ b/arch/arm/boot/dts/omap3-igep.dtsi
> @@ -87,6 +87,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &i2c2 {
>  	clock-frequency = <400000>;
> diff --git a/arch/arm/boot/dts/omap3-overo.dtsi b/arch/arm/boot/dts/omap3-overo.dtsi
> index 144a5a2..4bc78896 100644
> --- a/arch/arm/boot/dts/omap3-overo.dtsi
> +++ b/arch/arm/boot/dts/omap3-overo.dtsi
> @@ -50,6 +50,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  /* i2c2 pins are used for gpio */
>  &i2c2 {
> diff --git a/arch/arm/boot/dts/omap3430-sdp.dts b/arch/arm/boot/dts/omap3430-sdp.dts
> index 2a725a0..c4a1c0a 100644
> --- a/arch/arm/boot/dts/omap3430-sdp.dts
> +++ b/arch/arm/boot/dts/omap3430-sdp.dts
> @@ -29,6 +29,7 @@
>  };
>  
>  #include "twl4030.dtsi"
> +#include "twl4030_omap3.dtsi"
>  
>  &mmc1 {
>  	vmmc-supply = <&vmmc1>;
> diff --git a/arch/arm/boot/dts/twl4030_omap3.dtsi b/arch/arm/boot/dts/twl4030_omap3.dtsi
> new file mode 100644
> index 0000000..c353ef0
> --- /dev/null
> +++ b/arch/arm/boot/dts/twl4030_omap3.dtsi
> @@ -0,0 +1,25 @@
> +/*
> + * Copyright (C) 2013 Linaro, Ltd.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +&twl {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&twl4030_pins>;
> +};
> +
> +&omap3_pmx_core {
> +	/*
> +	 * On most OMAP3 platforms, the twl4030 IRQ line is connected
> +	 * to the SYS_NIRQ line on OMAP.  Therefore, configure the
> +	 * defaults for the SYS_NIRQ pin here.
> +	 */
> +	twl4030_pins: pinmux_twl4030_pins {
> +		pinctrl-single,pins = <
> +			0x1b0 (PIN_INPUT_PULLUP | PIN_OFF_WAKEUPENABLE | MUX_MODE0) /* sys_nirq.sys_nirq */
> +		>;
> +	};
> +};
> -- 
> 1.8.3
> 

-- 
Regards,
Nishanth Menon