On 29/04/2024 22:04, André Draszik wrote:
> The pinctrl instances hsi1, gsactrl, and gsacore need a clock for
> register access to work.
>
> Since we haven't implemented the relevant CMUs for the clocks required
> by these instances just add placeholder clocks for now so as to make the
> DT pass the validation checks.
> Once the clocks are implmented in the gs101 clock driver, these should
> be updated then.
>
> Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/exynos/google/gs101.dtsi | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
> index f8fcbbb06e7b..6db2c9bbb371 100644
> --- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi
> +++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi
> @@ -180,6 +180,14 @@ HERA_CPU_SLEEP: cpu-hera-sleep {
> };
> };
>
> + /* TODO: Remove this once all pinctrl clocks are implemented */
> + clk_placeholder: clock-placeholder {
> + compatible = "fixed-clock";
> + #clock-cells = <0>;
> + clock-frequency = <0>;
> + clock-output-names = "placeholder_clk";
> + };
> +
> /* ect node is required to be present by bootloader */
> ect {
> };
> @@ -1309,6 +1317,9 @@ usbdrd31_dwc3: usb@0 {
> pinctrl_hsi1: pinctrl@11840000 {
> compatible = "google,gs101-pinctrl";
> reg = <0x11840000 0x00001000>;
> + /* TODO: update once support for this CMU exists */
> + clocks = <&clk_placeholder>;
<0> does not work for you?
Best regards,
Krzysztof
