On 01/02/2021 13:14, Bilal Wasim wrote:
> When "bus_prot_reg_update" is true, the driver should use
> INFRA_TOPAXI_PROTECTEN for both setting and clearing the bus
> protection. However, the driver does not use this mask for
> clearing bus protection which causes failure when booting
> the imgtec gpu.
>
> Corrected and tested with mt8173 chromebook.
>
> Signed-off-by: Bilal Wasim <bilal.wa...@imgtec.com>
> Reviewed-by: Hsin-Yi Wang <hsi...@chromium.org>
BUS_PROT_UPDATE_TOPAXI is also used in mt8167. I'd need feedback if this would
break that SoC before accepting this patch.
Regards,
Matthias
> ---
> drivers/soc/mediatek/mtk-pm-domains.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/soc/mediatek/mtk-pm-domains.h
> b/drivers/soc/mediatek/mtk-pm-domains.h
> index 141dc76054e6..7454c0b4f768 100644
> --- a/drivers/soc/mediatek/mtk-pm-domains.h
> +++ b/drivers/soc/mediatek/mtk-pm-domains.h
> @@ -60,7 +60,7 @@
> #define BUS_PROT_UPDATE_TOPAXI(_mask) \
> BUS_PROT_UPDATE(_mask, \
> INFRA_TOPAXI_PROTECTEN, \
> - INFRA_TOPAXI_PROTECTEN_CLR, \
> + INFRA_TOPAXI_PROTECTEN, \
> INFRA_TOPAXI_PROTECTSTA1)
>
> struct scpsys_bus_prot_data {
>
