Re: [PATCH v3 03/10] tegra: switch to DT only - Jean-Christophe PLAGNIOL-VILLARD

From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
To: Lucas Stach <dev@lynxeye.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v3 03/10] tegra: switch to DT only
Date: Tue, 2 Apr 2013 13:42:30 +0200	[thread overview]
Message-ID: <20130402114230.GR1568@game.jcrosoft.org> (raw)
In-Reply-To: <1364883552-6563-4-git-send-email-dev@lynxeye.de>

On 08:19 Tue 02 Apr     , Lucas Stach wrote:
> We will follow the Linux kernel and go devicetree only for Tegra. This
> doesn't prevent specific code for certain boards, but always requires a
> valid DTB for all boards.
> 
> Also regenerate the AC100 defconfig to reflect this change.
> 
> Signed-off-by: Lucas Stach <dev@lynxeye.de>
> ---
>  arch/arm/Kconfig                         |  2 ++
>  arch/arm/configs/toshiba_ac100_defconfig |  9 ++++++---
>  arch/arm/dts/tegra20-paz00.dts           | 12 ++++++++++++
>  arch/arm/dts/tegra20.dtsi                |  5 +++++
>  4 files changed, 25 insertions(+), 3 deletions(-)
>  create mode 100644 arch/arm/dts/tegra20-paz00.dts
>  create mode 100644 arch/arm/dts/tegra20.dtsi
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 7d42826..8f37d12 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -139,6 +139,8 @@ config ARCH_TEGRA
>  	bool "Nvidia Tegra"
>  	select CPU_V7
>  	select HAS_DEBUG_LL
> +	select BUILTIN_DTB
where does this come from>?

> +	select OFTREE
>  
>  config ARCH_ZYNQ
>  	bool "Xilinx Zynq-based boards"
> diff --git a/arch/arm/configs/toshiba_ac100_defconfig b/arch/arm/configs/toshiba_ac100_defconfig
> index 065189d..b44fd26 100644
> --- a/arch/arm/configs/toshiba_ac100_defconfig
> +++ b/arch/arm/configs/toshiba_ac100_defconfig
> @@ -1,4 +1,5 @@
> -CONFIG_ARCH_TEGRA=y
> +CONFIG_BUILTIN_DTB=y
> +CONFIG_BUILTIN_DTB_NAME="tegra20-paz00"
>  CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
>  CONFIG_TEXT_BASE=0x01000000
>  CONFIG_BROKEN=y
> @@ -14,6 +15,7 @@ CONFIG_ENABLE_DEVICE_NOISE=y
>  CONFIG_CMD_SLEEP=y
>  # CONFIG_CMD_TRUE is not set
>  # CONFIG_CMD_FALSE is not set
> +CONFIG_CMD_TFTP=y
>  CONFIG_CMD_LOADB=y
>  CONFIG_CMD_LOADY=y
>  CONFIG_CMD_LOADS=y
> @@ -23,12 +25,12 @@ CONFIG_CMD_SHA1SUM=y
>  CONFIG_CMD_BOOTM_SHOW_TYPE=y
>  CONFIG_CMD_RESET=y
>  CONFIG_CMD_GO=y
> +CONFIG_CMD_OFTREE=y
>  CONFIG_NET=y
>  CONFIG_NET_DHCP=y
>  CONFIG_NET_PING=y
> -CONFIG_CMD_TFTP=y
> -CONFIG_FS_TFTP=y
>  CONFIG_NET_NETCONSOLE=y
> +CONFIG_OFDEVICE=y
>  CONFIG_DRIVER_SERIAL_NS16550=y
>  CONFIG_NET_USB=y
>  CONFIG_NET_USB_ASIX=y
> @@ -36,4 +38,5 @@ CONFIG_NET_USB_ASIX=y
>  CONFIG_USB=y
>  CONFIG_USB_EHCI=y
>  CONFIG_USB_STORAGE=y
> +CONFIG_FS_TFTP=y
>  CONFIG_FS_FAT=y
> diff --git a/arch/arm/dts/tegra20-paz00.dts b/arch/arm/dts/tegra20-paz00.dts
> new file mode 100644
> index 0000000..09ccb8b
> --- /dev/null
> +++ b/arch/arm/dts/tegra20-paz00.dts
> @@ -0,0 +1,12 @@
> +/dts-v1/;
> +
> +/include/ "tegra20.dtsi"
> +
> +/ {
> +	model = "Toshiba AC100 / Dynabook AZ";
> +	compatible = "compal,paz00", "nvidia,tegra20";
> +
> +	memory {
> +		reg = <0x00000000 0x20000000>;
> +	};
> +};
> diff --git a/arch/arm/dts/tegra20.dtsi b/arch/arm/dts/tegra20.dtsi
> new file mode 100644
> index 0000000..9f8860b
> --- /dev/null
> +++ b/arch/arm/dts/tegra20.dtsi
> @@ -0,0 +1,5 @@
> +/include/ "skeleton.dtsi"
> +
> +/ {
> +	compatible = "nvidia,tegra20";
> +};
> -- 
> 1.8.1.4
> 
> 
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