| Message ID | 20210902021817.17506-2-chiawei_wang@aspeedtech.com |
|---|---|
| State | New |
| Headers | show |
| Series | arm: aspeed: Add UART routing support | expand |
On Thu, Sep 02, 2021 at 10:18:14AM +0800, Chia-Wei Wang wrote: > Add the compatible string and the device tree description for the > Aspeed AST25xx/AST26xx UART routing control. > > Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com> > --- > .../devicetree/bindings/mfd/aspeed-lpc.txt | 22 +++++++++++++++++++ > 1 file changed, 22 insertions(+) Either convert aspeed-lpc.txt to DT schema or make this a separate schema doc. > > diff --git a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > index 936aa108eab4..45d44f812e5e 100644 > --- a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > +++ b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > @@ -155,3 +155,25 @@ lpc_reset: reset-controller@98 { > reg = <0x98 0x4>; > #reset-cells = <1>; > }; > + > +UART routing control > +-------------------- > + > +The UART routing control manages the RX muxes among the UART controllers > +and the I/O pins. This is typicall used for the Serial-Over-Lan (SOL) > +service. > + > +Required properties: > + > + - compatible: One of: > + "aspeed,ast2500-uart-routing"; > + "aspeed,ast2600-uart-routing"; > + > + - reg: offset and length of the IP in the LPC memory region > + > +Example: > + > +uart_routing: uart-routing@98 { > + compatible = "aspeed,ast2600-uart-routing"; > + reg = <0x98 0x8>; > +}; > -- > 2.17.1 > >
> From: Rob Herring <robh@kernel.org> > Sent: Wednesday, September 8, 2021 2:47 AM > > On Thu, Sep 02, 2021 at 10:18:14AM +0800, Chia-Wei Wang wrote: > > Add the compatible string and the device tree description for the > > Aspeed AST25xx/AST26xx UART routing control. > > > > Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com> > > --- > > .../devicetree/bindings/mfd/aspeed-lpc.txt | 22 +++++++++++++++++++ > > 1 file changed, 22 insertions(+) > > Either convert aspeed-lpc.txt to DT schema or make this a separate schema > doc. I will send a v3 patch with a separate schema included. Thanks. Chiawei > > > > > diff --git a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > > b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > > index 936aa108eab4..45d44f812e5e 100644 > > --- a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > > +++ b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt > > @@ -155,3 +155,25 @@ lpc_reset: reset-controller@98 { > > reg = <0x98 0x4>; > > #reset-cells = <1>; > > }; > > + > > +UART routing control > > +-------------------- > > + > > +The UART routing control manages the RX muxes among the UART > > +controllers and the I/O pins. This is typicall used for the > > +Serial-Over-Lan (SOL) service. > > + > > +Required properties: > > + > > + - compatible: One of: > > + "aspeed,ast2500-uart-routing"; > > + "aspeed,ast2600-uart-routing"; > > + > > + - reg: offset and length of the IP in the LPC memory region > > + > > +Example: > > + > > +uart_routing: uart-routing@98 { > > + compatible = "aspeed,ast2600-uart-routing"; > > + reg = <0x98 0x8>; > > +}; > > -- > > 2.17.1 > > > >
diff --git a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt index 936aa108eab4..45d44f812e5e 100644 --- a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt +++ b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt @@ -155,3 +155,25 @@ lpc_reset: reset-controller@98 { reg = <0x98 0x4>; #reset-cells = <1>; }; + +UART routing control +-------------------- + +The UART routing control manages the RX muxes among the UART controllers +and the I/O pins. This is typicall used for the Serial-Over-Lan (SOL) +service. + +Required properties: + + - compatible: One of: + "aspeed,ast2500-uart-routing"; + "aspeed,ast2600-uart-routing"; + + - reg: offset and length of the IP in the LPC memory region + +Example: + +uart_routing: uart-routing@98 { + compatible = "aspeed,ast2600-uart-routing"; + reg = <0x98 0x8>; +};
Add the compatible string and the device tree description for the Aspeed AST25xx/AST26xx UART routing control. Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com> --- .../devicetree/bindings/mfd/aspeed-lpc.txt | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+)