On Thu, 19 May 2022 at 23:41, Vladimir Zapolskiy
<vladimir.zapolskiy@xxxxxxxxxx> wrote:
>
> On SDM845 two found VFE GDSC power domains shall not be operated, if
> titan top is turned off, thus the former power domains will be set as
> subdomains by a GDSC registration routine.
>
> Fixes: 78412c262004 ("clk: qcom: Add camera clock controller driver for SDM845")
> Signed-off-by: Vladimir Zapolskiy <vladimir.zapolskiy@xxxxxxxxxx>
> ---
> drivers/clk/qcom/camcc-sdm845.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/clk/qcom/camcc-sdm845.c b/drivers/clk/qcom/camcc-sdm845.c
> index be3f95326965..27d44188a7ab 100644
> --- a/drivers/clk/qcom/camcc-sdm845.c
> +++ b/drivers/clk/qcom/camcc-sdm845.c
> @@ -1534,6 +1534,8 @@ static struct clk_branch cam_cc_sys_tmr_clk = {
> },
> };
>
> +static struct gdsc titan_top_gdsc;
> +
> static struct gdsc bps_gdsc = {
> .gdscr = 0x6004,
> .pd = {
> @@ -1567,6 +1569,7 @@ static struct gdsc ife_0_gdsc = {
> .name = "ife_0_gdsc",
> },
> .flags = POLL_CFG_GDSCR,
> + .parent = &titan_top_gdsc.pd,
> .pwrsts = PWRSTS_OFF_ON,
> };
>
> @@ -1576,6 +1579,7 @@ static struct gdsc ife_1_gdsc = {
> .name = "ife_1_gdsc",
> },
> .flags = POLL_CFG_GDSCR,
> + .parent = &titan_top_gdsc.pd,
> .pwrsts = PWRSTS_OFF_ON,
> };
>
> --
> 2.33.0
>
Reviewed-by: Robert Foss <robert.foss@xxxxxxxxxx>
