[PATCH v2 18/33] arm64: dts: ti: k3-am64-phycore-som: Add missing cfg for TI IPC Firmware
Wadim Egorov
w.egorov at phytec.de
Thu Aug 28 04:42:08 PDT 2025
On 8/23/25 7:08 PM, Beleswar Padhi wrote:
> The k3-am64-phycore SoM enables all R5F and M4F remote processors.
> Reserve the MAIN domain timers that are used by R5F remote
> processors for ticks to avoid rproc crashes. This config aligns with
> other AM64 boards and can be refactored out later.
>
> Signed-off-by: Beleswar Padhi <b-padhi at ti.com>
I am not sure you need this patch, because you are deleting everything
you add in patch 32. But I tested the series on our hardware, so
Tested-by: Wadim Egorov <w.egorov at phytec.de>
> ---
> Cc: Wadim Egorov <w.egorov at phytec.de>
> Cc: Matt McKee <mmckee at phytec.com>
> Cc: Garrett Giordano <ggiordano at phytec.com>
> Cc: Nathan Morrisson <nmorrisson at phytec.com>
> Cc: John Ma <jma at phytec.com>
> Cc: Logan Bristol <logan.bristol at utexas.edu>
> Requesting for review/test of this patch.
>
> v2: Changelog:
> 1. Re-ordered patch from [PATCH 28/33] to [PATCH v2 18/33].
>
> Link to v1:
> https://lore.kernel.org/all/20250814223839.3256046-29-b-padhi@ti.com/
>
> .../boot/dts/ti/k3-am64-phycore-som.dtsi | 24 +++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
> index 03c46d74ebb5..1efd547b2ba6 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-phycore-som.dtsi
> @@ -275,6 +275,30 @@ mbox_m4_0: mbox-m4-0 {
> };
> };
>
> +/* main_timer8 is used by r5f0-0 */
> +&main_timer8 {
> + status = "reserved";
> +};
> +
> +/* main_timer9 is used by r5f0-1 */
> +&main_timer9 {
> + status = "reserved";
> +};
> +
> +/* main_timer10 is used by r5f1-0 */
> +&main_timer10 {
> + status = "reserved";
> +};
> +
> +/* main_timer11 is used by r5f1-1 */
> +&main_timer11 {
> + status = "reserved";
> +};
> +
> +&main_r5fss0 {
> + status = "okay";
> +};
> +
> &main_i2c0 {
> pinctrl-names = "default";
> pinctrl-0 = <&main_i2c0_pins_default>;
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