[PATCH v2 1/3] dt-bindings: aspeed-lpc: Add UART routing compatible string
From: Rob Herring <robh@kernel.org>
Date: 2021-09-07 18:47:02
Also in:
linux-arm-kernel, linux-devicetree, lkml, openbmc
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 <redacted> --- .../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.
quoted hunk ↗ jump to hunk
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 at 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 at 98 { + compatible = "aspeed,ast2600-uart-routing"; + reg = <0x98 0x8>; +};-- 2.17.1