linux-kernel - Re: [PATCH 1/3] iio: adc: exynos-adc: Add S5PV210 variant

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Date:   Wed, 12 Dec 2018 17:18:46 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        kgene@...nel.org, krzk@...nel.org, xc-racer2@...e.ca,
        broonie@...nel.org, arnaud.pouliquen@...com,
        baolin.wang@...aro.org, smohanad@...eaurora.org,
        eugen.hristev@...rochip.com, rdunlap@...radead.org,
        vilhelm.gray@...il.com, freeman.liu@...eadtrum.com,
        marcus.folkesson@...il.com, geert@...ux-m68k.org,
        robh+dt@...nel.org, mark.rutland@....com,
        devicetree@...r.kernel.org, linux-iio@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] iio: adc: exynos-adc: Add S5PV210 variant

On Fri,  7 Dec 2018 20:11:34 +0100
Paweł Chmiel <pawel.mikolaj.chmiel@...il.com> wrote:

> From: Jonathan Bakker <xc-racer2@...e.ca>
> 
> S5PV210's ADC variant is almost the same as v1 except that it has 10
> channels and doesn't require the pmu register
> 
> Signed-off-by: Jonathan Bakker <xc-racer2@...e.ca>
> Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>
Long enough I thing ;)

Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan

> ---
>  drivers/iio/adc/exynos_adc.c | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/drivers/iio/adc/exynos_adc.c b/drivers/iio/adc/exynos_adc.c
> index f10443f92e4c..fa2d2b5767f3 100644
> --- a/drivers/iio/adc/exynos_adc.c
> +++ b/drivers/iio/adc/exynos_adc.c
> @@ -115,6 +115,7 @@
>  #define MAX_ADC_V2_CHANNELS		10
>  #define MAX_ADC_V1_CHANNELS		8
>  #define MAX_EXYNOS3250_ADC_CHANNELS	2
> +#define MAX_S5PV210_ADC_CHANNELS	10
>  
>  /* Bit definitions common for ADC_V1 and ADC_V2 */
>  #define ADC_CON_EN_START	(1u << 0)
> @@ -282,6 +283,16 @@ static const struct exynos_adc_data exynos_adc_v1_data = {
>  	.start_conv	= exynos_adc_v1_start_conv,
>  };
>  
> +static const struct exynos_adc_data exynos_adc_s5pv210_data = {
> +	.num_channels	= MAX_S5PV210_ADC_CHANNELS,
> +	.mask		= ADC_DATX_MASK,	/* 12 bit ADC resolution */
> +
> +	.init_hw	= exynos_adc_v1_init_hw,
> +	.exit_hw	= exynos_adc_v1_exit_hw,
> +	.clear_irq	= exynos_adc_v1_clear_irq,
> +	.start_conv	= exynos_adc_v1_start_conv,
> +};
> +
>  static void exynos_adc_s3c2416_start_conv(struct exynos_adc *info,
>  					  unsigned long addr)
>  {
> @@ -478,6 +489,9 @@ static const struct of_device_id exynos_adc_match[] = {
>  	}, {
>  		.compatible = "samsung,s3c6410-adc",
>  		.data = &exynos_adc_s3c64xx_data,
> +	}, {
> +		.compatible = "samsung,s5pv210-adc",
> +		.data = &exynos_adc_s5pv210_data,
>  	}, {
>  		.compatible = "samsung,exynos-adc-v1",
>  		.data = &exynos_adc_v1_data,