Re: [PATCH v2 09/14] DEVICETREE: Add bindings for PIC32 UART driver
From: Rob Herring <robh@kernel.org>
Date: 2015-12-15 20:00:46
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On Mon, Dec 14, 2015 at 03:42:11PM -0700, Joshua Henderson wrote:
From: Andrei Pistirica <redacted> Document the devicetree bindings for the UART peripheral found on Microchip PIC32 class devices. Signed-off-by: Andrei Pistirica <redacted> Signed-off-by: Joshua Henderson <redacted> Cc: Ralf Baechle <redacted>
Acked-by: Rob Herring <robh@kernel.org>
quoted hunk ↗ jump to hunk
--- .../bindings/serial/microchip,pic32-uart.txt | 29 ++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/microchip,pic32-uart.txtdiff --git a/Documentation/devicetree/bindings/serial/microchip,pic32-uart.txt b/Documentation/devicetree/bindings/serial/microchip,pic32-uart.txt new file mode 100644 index 0000000..65b38bf6 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/microchip,pic32-uart.txt@@ -0,0 +1,29 @@ +* Microchip Universal Asynchronous Receiver Transmitter (UART) + +Required properties: +- compatible: Should be "microchip,pic32mzda-uart" +- reg: Should contain registers location and length +- interrupts: Should contain interrupt +- clocks: Phandle to the clock. + See: Documentation/devicetree/bindings/clock/clock-bindings.txt +- pinctrl-names: A pinctrl state names "default" must be defined. +- pinctrl-0: Phandle referencing pin configuration of the UART peripheral. + See: Documentation/devicetree/bindings/pinctrl/pinctrl-binding.txt + +Optional properties: +- cts-gpios: CTS pin for UART + +Example: + uart1: serial@1f822000 { + compatible = "microchip,pic32mzda-uart"; + reg = <0x1f822000 0x50>; + interrupts = <112 IRQ_TYPE_LEVEL_HIGH>, + <113 IRQ_TYPE_LEVEL_HIGH>, + <114 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&PBCLK2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1 + &pinctrl_uart1_cts + &pinctrl_uart1_rts>; + cts-gpios = <&gpio1 15 0>; + };-- 1.7.9.5