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Subject[PATCH v3 2/3] dt-bindings: spi/rockchip: add "cs-gpios" optional property
Date
Update document devicetree bindings to support "cs-gpios" property.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---

Changes in v3: None
Changes in v2: None

Documentation/devicetree/bindings/spi/spi-rockchip.txt | 2 ++
1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/spi-rockchip.txt b/Documentation/devicetree/bindings/spi/spi-rockchip.txt
index 83da493..d0be2e6 100644
--- a/Documentation/devicetree/bindings/spi/spi-rockchip.txt
+++ b/Documentation/devicetree/bindings/spi/spi-rockchip.txt
@@ -25,6 +25,7 @@ Required Properties:

Optional Properties:

+- cs-gpios : Specifies the gpio pins to be used for chipselects.
- dmas: DMA specifiers for tx and rx dma. See the DMA client binding,
Documentation/devicetree/bindings/dma/dma.txt
- dma-names: DMA request names should include "tx" and "rx" if present.
@@ -48,6 +49,7 @@ Example:
#address-cells = <1>;
#size-cells = <0>;
interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+ cs-gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
clocks = <&cru SCLK_SPI0>, <&cru PCLK_SPI0>;
clock-names = "spiclk", "apb_pclk";
pinctrl-0 = <&spi1_pins>;
--
2.1.4

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