Re: [RFC PATCH v2 2/4] iio: adc: sun4i-gpadc-iio: rename A23/A33-specified registers to contain A23

Lee Jones
2017-04-03T14:28:11Z

On Sun, 02 Apr 2017, Icenowy Zheng wrote:

> As the H3 SoC, which is also in sun8i line, has totally different
> register map for the thermal sensor (a cut down version of GPADC), we
> should rename A23/A33-specified registers to contain A23, in order to
> prevent obfuscation with H3 registers. Currently these registers are
> only prefixed "SUN8I", not "SUN8I_A23".
>
> Add "_A23" after "SUN8I" on the register names.
>
> Signed-off-by: Icenowy Zheng <icenowy-h8G6r0blFSE@public.gmane.org>
> ---
> Splited from RFC v1's 2/3.
>
> drivers/iio/adc/sun4i-gpadc-iio.c | 2 +-
> include/linux/mfd/sun4i-gpadc.h | 6 +++---
> 2 files changed, 4 insertions(+), 4 deletions(-)

For my own reference:
Acked-for-MFD-by: Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

> diff --git a/drivers/iio/adc/sun4i-gpadc-iio.c b/drivers/iio/adc/sun4i-gpadc-iio.c
> index 74705aa37982..01cf806f47f8 100644
> --- a/drivers/iio/adc/sun4i-gpadc-iio.c
> +++ b/drivers/iio/adc/sun4i-gpadc-iio.c
> @@ -88,7 +88,7 @@ static const struct gpadc_data sun6i_gpadc_data = {
> static const struct gpadc_data sun8i_a33_gpadc_data = {
> .temp_offset = -1662,
> .temp_scale = 162,
> - .tp_mode_en = SUN8I_GPADC_CTRL1_CHOP_TEMP_EN,
> + .tp_mode_en = SUN8I_A23_GPADC_CTRL1_CHOP_TEMP_EN,
> };
>
> struct sun4i_gpadc_iio {
> diff --git a/include/linux/mfd/sun4i-gpadc.h b/include/linux/mfd/sun4i-gpadc.h
> index 139872c2e0fe..d31d962bb7d8 100644
> --- a/include/linux/mfd/sun4i-gpadc.h
> +++ b/include/linux/mfd/sun4i-gpadc.h
> @@ -38,9 +38,9 @@
> #define SUN6I_GPADC_CTRL1_ADC_CHAN_SELECT(x) (GENMASK(3, 0) & BIT(x))
> #define SUN6I_GPADC_CTRL1_ADC_CHAN_MASK GENMASK(3, 0)
>
> -/* TP_CTRL1 bits for sun8i SoCs */
> -#define SUN8I_GPADC_CTRL1_CHOP_TEMP_EN BIT(8)
> -#define SUN8I_GPADC_CTRL1_GPADC_CALI_EN BIT(7)
> +/* TP_CTRL1 bits for sun8i A23/A33 SoCs */
> +#define SUN8I_A23_GPADC_CTRL1_CHOP_TEMP_EN BIT(8)
> +#define SUN8I_A23_GPADC_CTRL1_GPADC_CALI_EN BIT(7)
>
> #define SUN4I_GPADC_CTRL2 0x08
>

--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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