[linux-sunxi] [PATCH 2/3] pwm: sunxi: Add A64 support

[Icenowy Zheng]

25.02.2017, 16:53, "Chen-Yu Tsai" <wens at csie.org>:
> On Sat, Feb 25, 2017 at 3:42 PM, Icenowy Zheng <icenowy at aosc.xyz> wrote:
>>  A64 PWM controller has same register layout as sun4i driver, so it works
>>  by adding A64 specific data.
>>
>>  Signed-off-by: Icenowy Zheng <icenowy at aosc.xyz>
>>  ---
>>   drivers/pwm/pwm-sun4i.c | 9 +++++++++
>>   1 file changed, 9 insertions(+)
>>
>>  diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c
>>  index 1284ffa05921..ca3431e03fb8 100644
>>  --- a/drivers/pwm/pwm-sun4i.c
>>  +++ b/drivers/pwm/pwm-sun4i.c
>>  @@ -290,6 +290,12 @@ static const struct sun4i_pwm_data sun4i_pwm_data_h3 = {
>>          .npwm = 1,
>>   };
>>
>>  +static const struct sun4i_pwm_data sun4i_pwm_data_a64 = {
>>  + .has_prescaler_bypass = true,
>>  + .has_rdy = true,
>>  + .npwm = 1,
>>  +};
>>  +
>
> This seems to be tha same as the H3. Any differences between the
> H3 and A64? Otherwise please just use that compatible.

H3 is also same as A13...

See http://lists.infradead.org/pipermail/linux-arm-kernel/2017-February/486595.html

>
> ChenYu
>
>>   static const struct of_device_id sun4i_pwm_dt_ids[] = {
>>          {
>>                  .compatible = "allwinner,sun4i-a10-pwm",
>>  @@ -307,6 +313,9 @@ static const struct of_device_id sun4i_pwm_dt_ids[] = {
>>                  .compatible = "allwinner,sun8i-h3-pwm",
>>                  .data = &sun4i_pwm_data_h3,
>>          }, {
>>  + .compatible = "allwinner,sun50i-a64-pwm",
>>  + .data = &sun4i_pwm_data_a64,
>>  + }, {
>>                  /* sentinel */
>>          },
>>   };
>>  --
>>  2.11.1
>>
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