[PATCHv8 0/4] iio: adc: exynos_adc: Support Exynos3250 ADC and code clean

[Chanwoo Choi]

Dear Jonathan,

Could you please pick this patchset for 3.17?

Best Regards,
Chanwoo Choi

On 07/22/2014 11:04 AM, Chanwoo Choi wrote:
> This patchset support Exynos3250 ADC (Analog Digital Converter) because
> Exynos3250 has additional special clock for ADC IP.
> 
> Changes from v7:
> - Add acked message by Arnd Bergmann
> - Use two compatible string for Exynos3250 ADC as following:
>   : compatible = "samsung,exynos3250-adc", "samsung,exynos-adc-v2;
> 
> Changes from v6:
> - Use "exynos3250-adc" compatible string instead of "exynos3250-adc-v2"
> - Use "sclk" clock name instead of "sclk_adc"
> - Remove un-necessary macro for exyno-adc-data-v2 structure.
> - Remove '(void *)' cast and mark the exynos-adc-data structure as 'const'
> - Change the number of ADC channels (Exynos3250 has only two channels for ADC)
> 
> Changes from v5:
> - Add acked message by Kukjin Kim
> - Add reviewed messgae by Tomasz Figa
> - Fix typo (for for -> for)
> 
> Changes from v4:
> - Use 'exynos_adc_data' structure instead of 'exynos_adc_ops' structure
>   and remove enum variable of ADC version
> - Fix wrong name of special clock (sclk_tsadc -> sclk_adc)
> - Add reviewed message by Naveen Krishna Chatradhi
> - Add functions for ADC clock control
> 
> Changes from v3:
> - Add new 'exynos_adc_ops' structure to improve readability according to
>  Tomasz Figa comment[1]
>  [1] https://lkml.org/lkml/2014/4/16/238
> - Add new 'exynos3250-adc-v2' compatible string to support Exynos3250 ADC
> - Fix wrong compaitlbe string of ADC in Exynos3250 dtsi file
> 
> Changes from v2:
> - Check return value of clock function to deal with error exception
> - Fix minor coding style to improve readability
> 
> Changes from v1:
> - Add new "samsung,exynos-adc-v3" compatible to support Exynos3250 ADC
> - Add a patch about DT binding documentation
> 
> Chanwoo Choi (4):
>   iio: adc: exynos_adc: Add exynos_adc_data structure to improve
>     readability
>   iio: adc: exynos_adc: Control special clock of ADC to support
>     Exynos3250 ADC
>   iio: devicetree: Add DT binding documentation for Exynos3250 ADC
>   ARM: dts: Fix wrong compatible string for Exynos3250 ADC
> 
>  .../devicetree/bindings/arm/samsung/exynos-adc.txt |  25 +-
>  arch/arm/boot/dts/exynos3250.dtsi                  |   5 +-
>  drivers/iio/adc/exynos_adc.c                       | 335 +++++++++++++++------
>  3 files changed, 275 insertions(+), 90 deletions(-)
>