[PATCH v2 9/9] arm64: dts: imx95: Describe Mali G310 GPU

[Alexander Stein]

Hi Marek,

Am Dienstag, 25. März 2025, 00:35:41 CET schrieb Marek Vasut:
> On 3/24/25 8:02 AM, Alexander Stein wrote:
> 
> Hi,
> 
> >> @@ -1890,6 +1919,35 @@ netc_emdio: mdio at 0,0 {
> >>   			};
> >>   		};
> >>   
> >> +		gpu_blk_ctrl: reset-controller at 4d810000 {
> >> +			compatible = "nxp,imx95-gpu-blk-ctrl";
> >> +			reg = <0x0 0x4d810000 0x0 0xc>;
> >> +			#reset-cells = <1>;
> >> +			clocks = <&scmi_clk IMX95_CLK_GPUAPB>;
> >> +			assigned-clocks = <&scmi_clk IMX95_CLK_GPUAPB>;
> >> +			assigned-clock-parents = <&scmi_clk IMX95_CLK_SYSPLL1_PFD1_DIV2>;
> >> +			assigned-clock-rates = <133333333>;
> >> +			power-domains = <&scmi_devpd IMX95_PD_GPU>;
> >> +		};
> > 
> > With the SM release lf-6.12.3-1.0.0 AP does not have any access to
> > this BLK_CTRL anymore. See [1]
> I just built SM 6.12 and it still requires the reset, without reset I 
> cannot use the GPU ... or ... which BLK CTRL do you refer to ?

I'm specifically looking at [1]. AFAIU after that change AP has no access
to BLK_CTRL_GPUMIX. But this is just from looking at the changes.

Best regards
Alexander

[1] https://github.com/nxp-imx/imx-sm/commit/a3e5da9ea51144f513ac3909fa151fa7df394100
-- 
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
http://www.tq-group.com/