linux-kernel - Re: [PATCH] ARM: STi: Add support for the FSM Serial Flash Controller

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Date:	Thu, 20 Mar 2014 19:47:50 +0100
From:	Maxime Coquelin <maxime.coquelin@...com>
To:	Lee Jones <lee.jones@...aro.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>
Cc:	<kernel@...inux.com>, <srinivas.kandagatla@...com>,
	<patrice.chotard@...com>
Subject: Re: [PATCH] ARM: STi: Add support for the FSM Serial Flash Controller



On 03/20/2014 04:55 PM, Lee Jones wrote:
> Here we add the necessary device nodes required for successful device
> probing and Pinctrl setup for the FSM.
>
> Acked-by: Srinivas Kandagatla <srinivas.kandagatla@...com>
> Acked-by Angus Clark <angus.clark@...com>
> Acked-by: Brian Norris <computersforpeace@...il.com>
> Signed-off-by: Lee Jones <lee.jones@...aro.org>
> ---
>   arch/arm/boot/dts/stih416-pinctrl.dtsi | 13 +++++++++++++
>   arch/arm/boot/dts/stih416.dtsi         | 13 +++++++++++++
>   arch/arm/boot/dts/stih41x-b2020.dtsi   |  1 +
>   arch/arm/boot/dts/stih41x-b2020x.dtsi  | 28 ++++++++++++++++++++++++++++
Could you please split this patch in two ?
	1 - stih416-pinctrl.dtsi and stih416.dtsi
	2 - stih41x-b2020.dtsi and stih41x-b2020x.dtsi

Once these changes done, you can add

Acked-by: Maxime Coquelin <maxime.coquelin@...com>

Thanks,
Maxime

>   4 files changed, 55 insertions(+)
>   create mode 100644 arch/arm/boot/dts/stih41x-b2020x.dtsi
>
> diff --git a/arch/arm/boot/dts/stih416-pinctrl.dtsi b/arch/arm/boot/dts/stih416-pinctrl.dtsi
> index b29ff4b..81df8e7 100644
> --- a/arch/arm/boot/dts/stih416-pinctrl.dtsi
> +++ b/arch/arm/boot/dts/stih416-pinctrl.dtsi
> @@ -210,6 +210,19 @@
>   					};
>   				};
>   			};
> +
> +			fsm {
> +				pinctrl_fsm: fsm {
> +					st,pins {
> +						spi-fsm-clk  = <&PIO12 2 ALT1 OUT>;
> +						spi-fsm-cs   = <&PIO12 3 ALT1 OUT>;
> +						spi-fsm-mosi = <&PIO12 4 ALT1 OUT>;
> +						spi-fsm-miso = <&PIO12 5 ALT1 IN>;
> +						spi-fsm-hol  = <&PIO12 6 ALT1 OUT>;
> +						spi-fsm-wp   = <&PIO12 7 ALT1 OUT>;
> +					};
> +				};
> +			};
>   		};
>
>   		pin-controller-rear {
> diff --git a/arch/arm/boot/dts/stih416.dtsi b/arch/arm/boot/dts/stih416.dtsi
> index b7ab47b..1e24b9e 100644
> --- a/arch/arm/boot/dts/stih416.dtsi
> +++ b/arch/arm/boot/dts/stih416.dtsi
> @@ -145,5 +145,18 @@
>
>   			status		= "disabled";
>   		};
> +
> +		/* FSM */
> +		spifsm: spifsm@...02000 {
> +			compatible	   = "st,spi-fsm";
> +			reg		   = <0xfe902000 0x1000>;
> +			pinctrl-0	   = <&pinctrl_fsm>;
> +
> +			st,syscfg	   = <&syscfg_rear>;
> +			st,boot-device-reg = <0x958>;
> +			st,boot-device-spi = <0x1a>;
> +
> +			status = "disabled";
> +		};
>   	};
>   };
> diff --git a/arch/arm/boot/dts/stih41x-b2020.dtsi b/arch/arm/boot/dts/stih41x-b2020.dtsi
> index 0ef0a69..01487e0 100644
> --- a/arch/arm/boot/dts/stih41x-b2020.dtsi
> +++ b/arch/arm/boot/dts/stih41x-b2020.dtsi
> @@ -6,6 +6,7 @@
>    * it under the terms of the GNU General Public License version 2 as
>    * publishhed by the Free Software Foundation.
>    */
> +#include "stih41x-b2020x.dtsi"
>   / {
>   	memory{
>   		device_type = "memory";
> diff --git a/arch/arm/boot/dts/stih41x-b2020x.dtsi b/arch/arm/boot/dts/stih41x-b2020x.dtsi
> new file mode 100644
> index 0000000..df01c12
> --- /dev/null
> +++ b/arch/arm/boot/dts/stih41x-b2020x.dtsi
> @@ -0,0 +1,28 @@
> +/*
> + * Copyright (C) 2013 STMicroelectronics (R&D) Limited.
> + * Author: Lee Jones <lee.jones@...aro.org>
> + *
> + * 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
> + * publishhed by the Free Software Foundation.
> + */
> +/ {
> +	soc {
> +		spifsm: spifsm@...02000 {
> +			#address-cells = <1>;
> +			#size-cells    = <1>;
> +
> +			status = "okay";
> +
> +			partition@0 {
> +				label = "SerialFlash1";
> +				reg   = <0x00000000 0x00500000>;
> +			};
> +
> +			partition@...000 {
> +				label = "SerialFlash2";
> +				reg   = <0x00500000 0x00b00000>;
> +			};
> +		};
> +	};
> +};
>
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