update binding doc.
Signed-off-by: Richard Zhao <rizhao@xxxxxxxxxx>
---
.../devicetree/bindings/spi/nvidia,tegra20-sflash.txt | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt b/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
index 7b53da5..fa22d1b 100644
--- a/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
+++ b/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
@@ -4,8 +4,11 @@ Required properties:
- compatible : should be "nvidia,tegra20-sflash".
- reg: Should contain SFLASH registers location and length.
- interrupts: Should contain SFLASH interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
- request selector for this SFLASH controller.
+
+Optional properties:
+- dmas : The Tegra DMA controller's phandle and request selector for
+ this SFLASH controller.
+- dma-names : Should be "rx-tx".
Recommended properties:
- spi-max-frequency: Definition as per
@@ -17,7 +20,8 @@ spi@7000c380 {
compatible = "nvidia,tegra20-sflash";
reg = <0x7000c380 0x80>;
interrupts = <0 39 0x04>;
- nvidia,dma-request-selector = <&apbdma 16>;
+ dmas = <&apbdma 16>;
+ dma-names = "rx-tx";
spi-max-frequency = <25000000>;
#address-cells = <1>;
#size-cells = <0>;
--
1.8.1.5
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