Message ID | 20240703-k1-01-basic-dt-v3-11-12f73b47461e@gentoo.org (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | riscv: add initial support for SpacemiT K1 | expand |
On Wed, Jul 03, 2024 at 02:55:14PM +0000, Yixun Lan wrote: > Devices in 0xf000,0000 - 0xf080,0000 are reserved for TEE purpose, > so add uart1 here but mark its status as reserved. This patch doesn't deserve a seperate patch, it's better to fold it into the dtsi one. > > Signed-off-by: Yixun Lan <dlan@gentoo.org> > > --- > This patch can be folded into "riscv: dts: add initial SpacemiT K1 SoC device tree", > if maintainer finds it's too trivial to have an independent patch.. > --- > arch/riscv/boot/dts/spacemit/k1.dtsi | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi > index a076e35855a2e..fee8921513c1f 100644 > --- a/arch/riscv/boot/dts/spacemit/k1.dtsi > +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi > @@ -372,5 +372,15 @@ clint: timer@e4000000 { > <&cpu6_intc 3>, <&cpu6_intc 7>, > <&cpu7_intc 3>, <&cpu7_intc 7>; > }; > + > + sec_uart1: serial@f0612000 { > + compatible = "spacemit,k1-uart", "intel,xscale-uart"; > + reg = <0x0 0xf0612000 0x0 0x100>; > + interrupts = <43>; > + clock-frequency = <14857000>; > + reg-shift = <2>; > + reg-io-width = <4>; > + status = "reserved"; /* for TEE usage */ > + }; > }; > }; > > -- > 2.45.2 > > > _______________________________________________ > linux-riscv mailing list > linux-riscv@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-riscv
On 22:05 Thu 04 Jul , Jisheng Zhang wrote: > On Wed, Jul 03, 2024 at 02:55:14PM +0000, Yixun Lan wrote: > > Devices in 0xf000,0000 - 0xf080,0000 are reserved for TEE purpose, > > so add uart1 here but mark its status as reserved. > > This patch doesn't deserve a seperate patch, it's better to fold it > into the dtsi one. fine, I will address it in next revision
diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index a076e35855a2e..fee8921513c1f 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -372,5 +372,15 @@ clint: timer@e4000000 { <&cpu6_intc 3>, <&cpu6_intc 7>, <&cpu7_intc 3>, <&cpu7_intc 7>; }; + + sec_uart1: serial@f0612000 { + compatible = "spacemit,k1-uart", "intel,xscale-uart"; + reg = <0x0 0xf0612000 0x0 0x100>; + interrupts = <43>; + clock-frequency = <14857000>; + reg-shift = <2>; + reg-io-width = <4>; + status = "reserved"; /* for TEE usage */ + }; }; };
Devices in 0xf000,0000 - 0xf080,0000 are reserved for TEE purpose, so add uart1 here but mark its status as reserved. Signed-off-by: Yixun Lan <dlan@gentoo.org> --- This patch can be folded into "riscv: dts: add initial SpacemiT K1 SoC device tree", if maintainer finds it's too trivial to have an independent patch.. --- arch/riscv/boot/dts/spacemit/k1.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+)