[PATCH v2 14/14] ARM: dts: AM43x: initial support

Benoit Cousson b-cousson at ti.com
Wed May 29 04:53:07 EDT 2013


+ Florian

Hi Afzal,

On 05/27/2013 04:37 PM, Afzal Mohammed wrote:
> DT source (minimal) for AM4372 SoC to represent AM43x SoC's. Those
> represented here are the minimal DT nodes necessary to get kernel
> booting.
> 
> In DT nodes, "ti,hwmod" property has not been added, this would be
> added along with PRCM support for AM43x.
> 
> Signed-off-by: Ankur Kishore <a-kishore at ti.com>
> Signed-off-by: Afzal Mohammed <afzal at ti.com>
> ---
> 
> v2: Add gptimer 1ms, timer2, synctimer and remove twd local timer
> 
>  arch/arm/boot/dts/am4372.dtsi | 66 +++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 66 insertions(+)
>  create mode 100644 arch/arm/boot/dts/am4372.dtsi
> 
> diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi
> new file mode 100644
> index 0000000..1d58298
> --- /dev/null
> +++ b/arch/arm/boot/dts/am4372.dtsi
> @@ -0,0 +1,66 @@
> +/*
> + * Device Tree Source for AM4372 SoC
> + *
> + * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
> + *
> + * This file is licensed under the terms of the GNU General Public License
> + * version 2.  This program is licensed "as is" without any warranty of any
> + * kind, whether express or implied.
> + */
> +
> +/include/ "skeleton.dtsi"

You can now use the C preprocessor statement instead of this one.
Florian already started doing the change [1].

Beside that detail, that patch looks good to me.
I'll pull it separately of the series.

Regards,
Benoit

[1] http://thread.gmane.org/gmane.linux.ports.arm.omap/98320

> +
> +/ {
> +	compatible = "ti,am4372", "ti,am43";
> +	interrupt-parent = <&gic>;
> +
> +
> +	aliases {
> +		serial0 = &uart1;
> +	};
> +
> +	cpus {
> +		cpu at 0 {
> +			compatible = "arm,cortex-a9";
> +		};
> +	};
> +
> +	gic: interrupt-controller at 48241000 {
> +		compatible = "arm,cortex-a9-gic";
> +		interrupt-controller;
> +		#interrupt-cells = <3>;
> +		reg = <0x48241000 0x1000>,
> +		      <0x48240100 0x0100>;
> +	};
> +
> +	ocp {
> +		compatible = "simple-bus";
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +
> +		uart1: serial at 44e09000 {
> +			compatible = "ti,am4372-uart","ti,omap2-uart";
> +			reg = <0x44e09000 0x2000>;
> +			interrupts = <0 72 0x4>;
> +		};
> +
> +		timer1: timer at 44e31000 {
> +			compatible = "ti,am4372-timer-1ms","ti,am335x-timer-1ms";
> +			reg = <0x44e31000 0x400>;
> +			interrupts = <0 67 0x4>;
> +			ti,timer-alwon;
> +		};
> +
> +		timer2: timer at 48040000  {
> +			compatible = "ti,am4372-timer","ti,am335x-timer";
> +			reg = <0x48040000  0x400>;
> +			interrupts = <0 68 0x4>;
> +		};
> +
> +		counter32k: counter at 44e86000 {
> +			compatible = "ti,am4372-counter32k","ti,omap-counter32k";
> +			reg = <0x44e86000 0x40>;
> +		};
> +	};
> +};
> 




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