[PATCH v6 3/3] riscv: dts: thead: Add mailbox node
Drew Fustini
dfustini at tenstorrent.com
Thu Dec 12 18:56:25 PST 2024
On Wed, Dec 11, 2024 at 02:15:01PM -0800, Drew Fustini wrote:
> On Mon, Nov 04, 2024 at 11:07:34AM +0100, Michal Wilczynski wrote:
> > Add mailbox device tree node. This work is based on the vendor kernel [1].
> >
> > Link: https://github.com/revyos/thead-kernel.git [1]
> >
> > Signed-off-by: Michal Wilczynski <m.wilczynski at samsung.com>
> > ---
> > arch/riscv/boot/dts/thead/th1520.dtsi | 16 ++++++++++++++++
> > 1 file changed, 16 insertions(+)
> >
> > diff --git a/arch/riscv/boot/dts/thead/th1520.dtsi b/arch/riscv/boot/dts/thead/th1520.dtsi
> > index 6992060e6a54..89de5634d3d3 100644
> > --- a/arch/riscv/boot/dts/thead/th1520.dtsi
> > +++ b/arch/riscv/boot/dts/thead/th1520.dtsi
> > @@ -520,6 +520,22 @@ timer7: timer at ffffc3303c {
> > status = "disabled";
> > };
> >
> > + mbox_910t: mailbox at ffffc38000 {
> > + compatible = "thead,th1520-mbox";
> > + reg = <0xff 0xffc38000 0x0 0x6000>,
> > + <0xff 0xffc40000 0x0 0x6000>,
> > + <0xff 0xffc4c000 0x0 0x2000>,
> > + <0xff 0xffc54000 0x0 0x2000>;
> > + reg-names = "local", "remote-icu0", "remote-icu1", "remote-icu2";
> > + clocks = <&clk CLK_MBOX0>, <&clk CLK_MBOX1>, <&clk CLK_MBOX2>,
> > + <&clk CLK_MBOX3>;
> > + clock-names = "clk-local", "clk-remote-icu0", "clk-remote-icu1",
> > + "clk-remote-icu2";
> > + interrupt-parent = <&plic>;
> > + interrupts = <28 IRQ_TYPE_LEVEL_HIGH>;
> > + #mbox-cells = <1>;
> > + };
> > +
> > ao_gpio0: gpio at fffff41000 {
> > compatible = "snps,dw-apb-gpio";
> > reg = <0xff 0xfff41000 0x0 0x1000>;
> > --
> > 2.34.1
> >
>
> Reviewed-by: Drew Fustini <dfustini at tenstorrent.com>
>
> dt_binding_check and dtbs_check are clean when I apply this patch to
> v6.13-rc1. There is trivial conflict due to the gpio node label having
> changed. I'll resolve it when I apply the patch to thead-dt-for-next.
I've applied this patch to thead-dt-for-next [1].
Thanks,
Drew
[1] https://github.com/pdp7/linux/commit/98064af36cbc0c216d0a2d11da5e3746a57ccce7
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