On Thu, Feb 27, 2025 at 05:58:02PM +0100, Marek Vasut wrote: > The instance of the GPU populated in Freescale i.MX95 does require > release from reset by writing into a single GPUMIX block controller > GPURESET register bit 0. Implement support for this reset register.
Reviewed-by: Frank Li <[email protected]> > > Signed-off-by: Marek Vasut <[email protected]> > --- > Cc: Boris Brezillon <[email protected]> > Cc: Conor Dooley <[email protected]> > Cc: David Airlie <[email protected]> > Cc: Fabio Estevam <[email protected]> > Cc: Krzysztof Kozlowski <[email protected]> > Cc: Liviu Dudau <[email protected]> > Cc: Maarten Lankhorst <[email protected]> > Cc: Maxime Ripard <[email protected]> > Cc: Pengutronix Kernel Team <[email protected]> > Cc: Philipp Zabel <[email protected]> > Cc: Rob Herring <[email protected]> > Cc: Sascha Hauer <[email protected]> > Cc: Sebastian Reichel <[email protected]> > Cc: Shawn Guo <[email protected]> > Cc: Simona Vetter <[email protected]> > Cc: Steven Price <[email protected]> > Cc: Thomas Zimmermann <[email protected]> > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > Cc: [email protected] > --- > drivers/reset/reset-simple.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/reset/reset-simple.c b/drivers/reset/reset-simple.c > index 2760678398308..1415a941fd6eb 100644 > --- a/drivers/reset/reset-simple.c > +++ b/drivers/reset/reset-simple.c > @@ -133,9 +133,17 @@ static const struct reset_simple_devdata > reset_simple_active_low = { > .status_active_low = true, > }; > > +static const struct reset_simple_devdata reset_simple_fsl_imx95_gpu_blk_ctrl > = { > + .reg_offset = 0x8, > + .active_low = true, > + .status_active_low = true, > +}; > + > static const struct of_device_id reset_simple_dt_ids[] = { > { .compatible = "altr,stratix10-rst-mgr", > .data = &reset_simple_socfpga }, > + { .compatible = "fsl,imx95-gpu-blk-ctrl", > + .data = &reset_simple_fsl_imx95_gpu_blk_ctrl }, > { .compatible = "st,stm32-rcc", }, > { .compatible = "allwinner,sun6i-a31-clock-reset", > .data = &reset_simple_active_low }, > -- > 2.47.2 >
