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-rw-r--r--Documentation/devicetree/bindings/serial/atmel-usart.txt3
-rw-r--r--Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt6
-rw-r--r--Documentation/devicetree/bindings/serial/mtk-uart.txt6
-rw-r--r--Documentation/devicetree/bindings/serial/omap_serial.txt3
4 files changed, 15 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/serial/atmel-usart.txt b/Documentation/devicetree/bindings/serial/atmel-usart.txt
index 90787aa2e..e6e6142e3 100644
--- a/Documentation/devicetree/bindings/serial/atmel-usart.txt
+++ b/Documentation/devicetree/bindings/serial/atmel-usart.txt
@@ -22,6 +22,8 @@ Optional properties:
memory peripheral interface and USART DMA channel ID, FIFO configuration.
Refer to dma.txt and atmel-dma.txt for details.
- dma-names: "rx" for RX channel, "tx" for TX channel.
+- atmel,fifo-size: maximum number of data the RX and TX FIFOs can store for FIFO
+ capable USARTs.
<chip> compatible description:
- at91rm9200: legacy USART support
@@ -57,4 +59,5 @@ Example:
dmas = <&dma0 2 0x3>,
<&dma0 2 0x204>;
dma-names = "tx", "rx";
+ atmel,fifo-size = <32>;
};
diff --git a/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt b/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt
index ebcbb62c0..51b3c9e80 100644
--- a/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt
+++ b/Documentation/devicetree/bindings/serial/axis,etraxfs-uart.txt
@@ -6,7 +6,7 @@ Required properties:
- interrupts: device interrupt
Optional properties:
-- {dtr,dsr,ri,cd}-gpios: specify a GPIO for DTR/DSR/RI/CD
+- {dtr,dsr,rng,dcd}-gpios: specify a GPIO for DTR/DSR/RI/DCD
line respectively.
Example:
@@ -16,4 +16,8 @@ serial@b00260000 {
reg = <0xb0026000 0x1000>;
interrupts = <68>;
status = "disabled";
+ dtr-gpios = <&sysgpio 0 GPIO_ACTIVE_LOW>;
+ dsr-gpios = <&sysgpio 1 GPIO_ACTIVE_LOW>;
+ rng-gpios = <&sysgpio 2 GPIO_ACTIVE_LOW>;
+ dcd-gpios = <&sysgpio 3 GPIO_ACTIVE_LOW>;
};
diff --git a/Documentation/devicetree/bindings/serial/mtk-uart.txt b/Documentation/devicetree/bindings/serial/mtk-uart.txt
index 8d63f1da0..2d47add34 100644
--- a/Documentation/devicetree/bindings/serial/mtk-uart.txt
+++ b/Documentation/devicetree/bindings/serial/mtk-uart.txt
@@ -5,10 +5,12 @@ Required properties:
* "mediatek,mt8135-uart" for MT8135 compatible UARTS
* "mediatek,mt8127-uart" for MT8127 compatible UARTS
* "mediatek,mt8173-uart" for MT8173 compatible UARTS
+ * "mediatek,mt6795-uart" for MT6795 compatible UARTS
* "mediatek,mt6589-uart" for MT6589 compatible UARTS
* "mediatek,mt6582-uart" for MT6582 compatible UARTS
- * "mediatek,mt6577-uart" for all compatible UARTS (MT8173, MT6589, MT6582,
- MT6577)
+ * "mediatek,mt6580-uart" for MT6580 compatible UARTS
+ * "mediatek,mt6577-uart" for all compatible UARTS (MT8173, MT6795,
+ MT6589, MT6582, MT6580, MT6577)
- reg: The base address of the UART register bank.
diff --git a/Documentation/devicetree/bindings/serial/omap_serial.txt b/Documentation/devicetree/bindings/serial/omap_serial.txt
index 54c2a155c..7a71b5de7 100644
--- a/Documentation/devicetree/bindings/serial/omap_serial.txt
+++ b/Documentation/devicetree/bindings/serial/omap_serial.txt
@@ -4,6 +4,9 @@ Required properties:
- compatible : should be "ti,omap2-uart" for OMAP2 controllers
- compatible : should be "ti,omap3-uart" for OMAP3 controllers
- compatible : should be "ti,omap4-uart" for OMAP4 controllers
+- compatible : should be "ti,am4372-uart" for AM437x controllers
+- compatible : should be "ti,am3352-uart" for AM335x controllers
+- compatible : should be "ti,dra742-uart" for DRA7x controllers
- reg : address and length of the register space
- interrupts or interrupts-extended : Should contain the uart interrupt
specifier or both the interrupt