diff options
Diffstat (limited to 'Documentation/devicetree/bindings/serial')
4 files changed, 40 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/serial/digicolor-usart.txt b/Documentation/devicetree/bindings/serial/digicolor-usart.txt new file mode 100644 index 00000000000..2d3ede66889 --- /dev/null +++ b/Documentation/devicetree/bindings/serial/digicolor-usart.txt @@ -0,0 +1,27 @@ +Binding for Conexant Digicolor USART + +Note: this binding is only applicable for using the USART peripheral as +UART. USART also support synchronous serial protocols like SPI and I2S. Use +the binding that matches the wiring of your system. + +Required properties: +- compatible : should be "cnxt,cx92755-usart". +- reg: Should contain USART controller registers location and length. +- interrupts: Should contain a single USART controller interrupt. +- clocks: Must contain phandles to the USART clock + See ../clocks/clock-bindings.txt for details. + +Note: Each UART port should have an alias correctly numbered +in "aliases" node. + +Example: + aliases { + serial0 = &uart0; + }; + + uart0: uart@f0000740 { + compatible = "cnxt,cx92755-usart"; + reg = <0xf0000740 0x20>; + clocks = <&main_clk>; + interrupts = <44>; + }; diff --git a/Documentation/devicetree/bindings/serial/of-serial.txt b/Documentation/devicetree/bindings/serial/of-serial.txt index b52b98234b9..bea60ef6cdc 100644 --- a/Documentation/devicetree/bindings/serial/of-serial.txt +++ b/Documentation/devicetree/bindings/serial/of-serial.txt @@ -8,7 +8,10 @@ Required properties: - "ns16550" - "ns16750" - "ns16850" - - "nvidia,tegra20-uart" + - For Tegra20, must contain "nvidia,tegra20-uart" + - For other Tegra, must contain '"nvidia,<chip>-uart", + "nvidia,tegra20-uart"' where <chip> is tegra30, tegra114, tegra124, + tegra132, or tegra210. - "nxp,lpc3220-uart" - "ralink,rt2880-uart" - "ibm,qpace-nwp-serial" diff --git a/Documentation/devicetree/bindings/serial/sirf-uart.txt b/Documentation/devicetree/bindings/serial/sirf-uart.txt index 3acdd969edf..f0c39261c5d 100644 --- a/Documentation/devicetree/bindings/serial/sirf-uart.txt +++ b/Documentation/devicetree/bindings/serial/sirf-uart.txt @@ -2,7 +2,7 @@ Required properties: - compatible : Should be "sirf,prima2-uart", "sirf, prima2-usp-uart", - "sirf,marco-uart" or "sirf,marco-bt-uart" which means + "sirf,atlas7-uart" or "sirf,atlas7-bt-uart" which means uart located in BT module and used for BT. - reg : Offset and length of the register set for the device - interrupts : Should contain uart interrupt @@ -37,7 +37,7 @@ usp@b0090000 { for uart use in BT module, uart6: uart@11000000 { cell-index = <6>; - compatible = "sirf,marco-bt-uart", "sirf,marco-uart"; + compatible = "sirf,atlas7-bt-uart", "sirf,atlas7-uart"; reg = <0x11000000 0x1000>; interrupts = <0 100 0>; clocks = <&clks 138>, <&clks 140>, <&clks 141>; diff --git a/Documentation/devicetree/bindings/serial/sprd-uart.txt b/Documentation/devicetree/bindings/serial/sprd-uart.txt new file mode 100644 index 00000000000..2aff0f22c9f --- /dev/null +++ b/Documentation/devicetree/bindings/serial/sprd-uart.txt @@ -0,0 +1,7 @@ +* Spreadtrum serial UART + +Required properties: +- compatible: must be "sprd,sc9836-uart" +- reg: offset and length of the register set for the device +- interrupts: exactly one interrupt specifier +- clocks: phandles to input clocks. |