Hallo Mark, i will add your text to the patch. Helmut On 28.03.2017 12:05, Mark Rutland wrote:
On Tue, Mar 28, 2017 at 11:25:44AM +0200, Helmut Klein wrote:Add the documentation for the device tree binding of meson_uart Signed-off-by: Helmut Klein <hgkr.klein@xxxxxxxxx> --- .../bindings/serial/amlogic,meson_uart.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt diff --git a/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt b/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt new file mode 100644 index 000000000000..6f94ba25760d --- /dev/null +++ b/Documentation/devicetree/bindings/serial/amlogic,meson_uart.txt @@ -0,0 +1,25 @@ +* Amlogic Meson UART, used in multiple SoCs (e.g. S905, s905X, ...) + +Required properties: +- compatible : "amlogic,meson-uart" +- reg : offset and length of the register set for the device. +- interrupts : device interrupt +- clocks : the baud rate clock for the UART and optionally the core clock for the none AO uarts +e.g. +uart_A: serial@84c0 { + compatible = "amlogic,meson-uart"; + reg = <0x0 0x84c0 0x0 0x14>; + pinctrl-0 = <&uart_a_pins &uart_a_cts_rts_pins>; + interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>; + clocks = <&xtal>, <&clkc CLKID_UART0>; + clock-names = "xtal", "core";Please define these explicitly above, e.g. - clocks: a list of phandle + clock-specifier pairs, one for each entry in clock names. - clock-names: contains: * "xtal" for the baud rate clock * "core" for the non-AO UARTs (optional) Thanks, Mark.
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