Re: [PATCH v2 0/3] iio: exynos-adc: use syscon instead of ioremap

[Jonathan Cameron]

On 09/10/14 21:05, Jonathan Cameron wrote:
> On 21/09/14 13:17, Jonathan Cameron wrote:
>> On 16/09/14 09:58, Naveen Krishna Chatradhi wrote:
>>> Changes since v1:
>>> 1. Rebased on top of togreg branch of IIO git.
>>>
>>> This patch set does the following
>>> 1. Use the syscon and Regmap API instead of ioremappaing the
>>>    ADC_PHY register from PMU.
>>> 2. Updates the Documentation in exynos-adc.txt with syscon phandle
>>>    for the ADC nodes.
>>> 3. Updates the Dts files for Exynos3250, Exynos4x12, Exynos5250,
>>>    Exynos5420 with the syscon phandle.
>>>
>>> Tested on Exynos5420 based Peach PIT and Exynos5800 based Peach PI
>>> by verifying sysfs entries provided by HWMON based NTC thermistors.
>>>
>>> Tested-By for Exynos3250, Exynos4x12 would be appreciated.
>> Would definitely be good!
>>
>> The main issue I have with this series is that it breaks backward
>> compatibility with old device trees and newer kernels.
>>
>> Now I appreciate that sometimes there are reasons to do it but want this
>> to have deeper consideration (and acks to show it) from the Exynos side
>> of things and preferably from the device tree side of things as well.
>>
>> cc'd Kukjin Kim for the Exynos side of things as the listed Maintainer.
>>
>> Otherwise, the series looks fine to me.
> Kukjin? Sorry to pester, but this has been sat in my waiting queue for a
> while now.
This is still sitting here waiting for those acks from Exynos side of things.
I'm happy to let this sit indefinitely, but does seem a little silly.
>>>
>>> Naveen Krishna Chatradhi (3):
>>>   iio: exyno-adc: use syscon for PMU register access
>>>   Documentation: dt-bindings: update exynos-adc.txt with syscon handle
>>>   ARM: dts: exynos: Add sysreg phandle to ADC node
>>>
>>>  .../devicetree/bindings/arm/samsung/exynos-adc.txt |    9 ++++--
>>>  arch/arm/boot/dts/exynos3250.dtsi                  |    3 +-
>>>  arch/arm/boot/dts/exynos4x12.dtsi                  |    3 +-
>>>  arch/arm/boot/dts/exynos5250.dtsi                  |    3 +-
>>>  arch/arm/boot/dts/exynos5420.dtsi                  |    3 +-
>>>  drivers/iio/adc/exynos_adc.c                       |   30 ++++++++++++++------
>>>  6 files changed, 36 insertions(+), 15 deletions(-)
>>>
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