[PATCH v2 2/5] dt-bindings: i2c: i2c-rk3x: Allow use of a power-domain
Andi Shyti
andi.shyti at kernel.org
Wed Jul 23 15:45:07 PDT 2025
Hi Jonas,
On Wed, Jul 23, 2025 at 08:56:44AM +0000, Jonas Karlman wrote:
> The I2C controllers in most Rockchip SoCs are part of power domains that
> are always powered on, i.e. PD_BUS or PD_PMU. These always powered
> on power domains have typically not been described in the device tree.
>
> Because these power domains have been left out of the device tree there
> has not been any real need to properly describe the I2C controllers
> power domain.
>
> On RK3528 the I2C controllers are spread out among the described
> PD_RKVENC, PD_VO and PD_VPU power domains. However, one I2C controller
> belong to an undescribed always powered on power domain.
>
> Add support to describe an optional power-domains for the I2C
> controllers in Rockchip SoCs.
>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
merged to i2c/i2c-host.
Thanks,
Andi
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