| Message ID | 20250618-apr_14_for_sending-v5-6-27ed33ea5c6f@samsung.com |
|---|---|
| State | New |
| Headers | show |
| Series | Add TH1520 GPU support with power sequencing | expand |
On Wed, Jun 18, 2025 at 12:22:12PM +0200, Michal Wilczynski wrote: > Add the "gpu-clkgen" reset property to the AON device tree node. This > allows the AON power domain driver to detect the capability to power > sequence the GPU and spawn the necessary pwrseq-thead-gpu auxiliary > driver for managing the GPU's complex power sequence. > > This commit also adds the prerequisite > dt-bindings/reset/thead,th1520-reset.h include to make the > TH1520_RESET_ID_GPU_CLKGEN available. This include was previously > dropped during a conflict resolution [1]. > > Link: https://lore.kernel.org/all/aAvfn2mq0Ksi8DF2@x1/ [1] > > Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> > Signed-off-by: Michal Wilczynski <m.wilczynski@samsung.com> > --- > arch/riscv/boot/dts/thead/th1520.dtsi | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi > index 1db0054c4e093400e9dbebcee5fcfa5b5cae6e32..f3f5db0201ab8c0306d4d63072a1573431e51893 100644 > --- a/arch/riscv/boot/dts/thead/th1520.dtsi > +++ b/arch/riscv/boot/dts/thead/th1520.dtsi > @@ -7,6 +7,7 @@ > #include <dt-bindings/interrupt-controller/irq.h> > #include <dt-bindings/clock/thead,th1520-clk-ap.h> > #include <dt-bindings/power/thead,th1520-power.h> > +#include <dt-bindings/reset/thead,th1520-reset.h> > > / { > compatible = "thead,th1520"; > @@ -234,6 +235,8 @@ aon: aon { > compatible = "thead,th1520-aon"; > mboxes = <&mbox_910t 1>; > mbox-names = "aon"; > + resets = <&rst TH1520_RESET_ID_GPU_CLKGEN>; > + reset-names = "gpu-clkgen"; > #power-domain-cells = <1>; > }; > > > -- > 2.34.1 > Reviewed-by: Drew Fustini <drew@pdp7.com>
diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi index 1db0054c4e093400e9dbebcee5fcfa5b5cae6e32..f3f5db0201ab8c0306d4d63072a1573431e51893 100644 --- a/arch/riscv/boot/dts/thead/th1520.dtsi +++ b/arch/riscv/boot/dts/thead/th1520.dtsi @@ -7,6 +7,7 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/clock/thead,th1520-clk-ap.h> #include <dt-bindings/power/thead,th1520-power.h> +#include <dt-bindings/reset/thead,th1520-reset.h> / { compatible = "thead,th1520"; @@ -234,6 +235,8 @@ aon: aon { compatible = "thead,th1520-aon"; mboxes = <&mbox_910t 1>; mbox-names = "aon"; + resets = <&rst TH1520_RESET_ID_GPU_CLKGEN>; + reset-names = "gpu-clkgen"; #power-domain-cells = <1>; };