From mboxrd@z Thu Jan  1 00:00:00 1970
From: nsekhar@ti.com (Sekhar Nori)
Date: Fri, 5 Aug 2016 19:44:18 +0530
Subject: [PATCH] ARM: dts: da850: Add basic DTS for the L138/C6748 Dev Kit
In-Reply-To: <20160804144332.4841-1-kbeldan@baylibre.com>
References: <20160804144332.4841-1-kbeldan@baylibre.com>
Message-ID: <57A49F3A.9030306@ti.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

On Thursday 04 August 2016 08:13 PM, Karl Beldan wrote:
> The LCDK is the successor to the late Hawkboard and has the same machine
> number.
> Among the differences are the flash (16bits vs 8bits) and some pins
> (MMC, LEDs, buttons, some external connectors), however the main
> components remain the same (eth. PHY, Audio Codec, Video decoder and
> DAC) except for the main PMIC, different and hard-wired on the LCDK (the
> LDOs and DCDCs are always ON).
> A DT-only boot with this addition gives functional uart, reboot via
> watchdog, rtc, ethernet and MMC (I added the CD gpio for the MMC
> although davinci_mmc doesn't call yet the mmc core OF facilities).
> 
> Signed-off-by: Karl Beldan <kbeldan@baylibre.com>

C6748 is a pin-compatible DSP-only part which does not run Linux. The
OMAP-L138 and C6748 LCDKs are physically different boards. So, I would
just stick with subject line ".. for the OMAP-L138 LCDK board"

> ---
>  Documentation/devicetree/bindings/arm/davinci.txt |  4 ++
>  arch/arm/boot/dts/Makefile                        |  1 +
>  arch/arm/boot/dts/omapl138-lcdk.dts               | 71 +++++++++++++++++++++++
>  arch/arm/mach-davinci/da8xx-dt.c                  |  1 +
>  4 files changed, 77 insertions(+)
>  create mode 100644 arch/arm/boot/dts/omapl138-lcdk.dts
> 
> diff --git a/Documentation/devicetree/bindings/arm/davinci.txt b/Documentation/devicetree/bindings/arm/davinci.txt
> index cfaeda4..1482c74 100644
> --- a/Documentation/devicetree/bindings/arm/davinci.txt
> +++ b/Documentation/devicetree/bindings/arm/davinci.txt
> @@ -5,6 +5,10 @@ DA850/OMAP-L138/AM18x Evaluation Module (EVM) board
>  Required root node properties:
>      - compatible = "ti,da850-evm", "ti,da850";
>  
> +DA850/OMAP-L138/AM18x L138/C6748 Development Kit (LCDK) board

here too, drop reference to C6748.

> +Required root node properties:
> +    - compatible = "ti,omapl138-lcdk", "ti,da850";

let the compatible be "ti,da850-lcdk" for consistency.

> +
>  EnBW AM1808 based CMC board
>  Required root node properties:
>      - compatible = "enbw,cmc", "ti,da850;
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 414b427..da3f69b 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -105,6 +105,7 @@ dtb-$(CONFIG_ARCH_BERLIN) += \
>  dtb-$(CONFIG_ARCH_BRCMSTB) += \
>  	bcm7445-bcm97445svmb.dtb
>  dtb-$(CONFIG_ARCH_DAVINCI) += \
> +	omapl138-lcdk.dtb \
>  	da850-enbw-cmc.dtb \
>  	da850-evm.dtb
>  dtb-$(CONFIG_ARCH_DIGICOLOR) += \
> diff --git a/arch/arm/boot/dts/omapl138-lcdk.dts b/arch/arm/boot/dts/omapl138-lcdk.dts
> new file mode 100644
> index 0000000..fad3b6d
> --- /dev/null
> +++ b/arch/arm/boot/dts/omapl138-lcdk.dts
> @@ -0,0 +1,71 @@
> +/*
> + * Copyright (c) 2016 BayLibre, Inc.
> + *
> + * Licensed under GPLv2 or later.

are you sure about "or later"?

Thanks,
Sekhar