On Mon, May 29, 2017 at 10:02:41PM +0200, Lucas Stach wrote:
> This parses the board revision from the GSC EEPROm model string.
>
> Signed-off-by: Lucas Stach <d...@lynxeye.de>
> ---
> arch/arm/boards/gateworks-ventana/gsc.c | 14 ++++++++++++++
> arch/arm/boards/gateworks-ventana/gsc.h | 2 ++
> 2 files changed, 16 insertions(+)
Applied, thanks
Sascha
>
> diff --git a/arch/arm/boards/gateworks-ventana/gsc.c
> b/arch/arm/boards/gateworks-ventana/gsc.c
> index 3614230..92244d1 100644
> --- a/arch/arm/boards/gateworks-ventana/gsc.c
> +++ b/arch/arm/boards/gateworks-ventana/gsc.c
> @@ -65,3 +65,17 @@ int gsc_i2c_write(struct i2c_client *client, u32 addr,
> const u8 *buf, u16 count)
>
> return ret;
> }
> +
> +char gsc_get_rev(struct i2c_client *client)
> +{
> + int i;
> + u8 model[16];
> +
> + gsc_i2c_read(client, 0x30, model, 16);
> + for (i = sizeof(model) - 1; i > 0; i--) {
> + if (model[i] >= 'A')
> + return model[i];
> + }
> +
> + return 'A';
> +}
> diff --git a/arch/arm/boards/gateworks-ventana/gsc.h
> b/arch/arm/boards/gateworks-ventana/gsc.h
> index a6e7e22..13f2262 100644
> --- a/arch/arm/boards/gateworks-ventana/gsc.h
> +++ b/arch/arm/boards/gateworks-ventana/gsc.h
> @@ -56,3 +56,5 @@
> */
> int gsc_i2c_read(struct i2c_client *client, u32 addr, u8 *buf, u16 count);
> int gsc_i2c_write(struct i2c_client *client, u32 addr, const u8 *buf, u16
> count);
> +
> +char gsc_get_rev(struct i2c_client *client);
> --
> 2.9.4
>
>
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