[PATCH 09/25] ASoC: meson: g12a-toacodec: add support for A1 SoC family
Jerome Brunet
jbrunet at baylibre.com
Mon Mar 18 03:42:20 PDT 2024
On Sun 17 Mar 2024 at 18:19, Jan Dakinevich <jan.dakinevich at salutedevices.com> wrote:
> On 3/15/24 16:33, Mark Brown wrote:
>> On Fri, Mar 15, 2024 at 02:21:45AM +0300, Jan Dakinevich wrote:
>>
>>> static const struct regmap_config g12a_toacodec_regmap_cfg = {
>>> - .reg_bits = 32,
>>> - .val_bits = 32,
>>> - .reg_stride = 4,
>>> + .reg_bits = 32,
>>> + .val_bits = 32,
>>> + .reg_stride = 4,
>>> + .max_register = TOACODEC_CTRL0,
>>> + .max_register_is_0 = true,
>>
>> If the maximum register is 0 how does the regmap have a stride?
>
> reg_stride inherited from existing code. Apparently, it was meaningless
> even before my modifications (the hardware has single register
> regardless of max_register declaration) and it should be dropped. But,
> is it okay to remove it in the same commit?
Yes it has a single register, for now. Still the stride is 4.
And assuming the mmio region passed from DT is correct, I'm not sure the
hunk is useful at all.
--
Jerome
More information about the linux-amlogic
mailing list