linux-kernel - [PATCH 1/5] dt-bindings: media: Add document file for CXD2880 SPI I/F

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Date:   Thu, 6 Apr 2017 16:54:33 +0900
From:   <Yasunari.Takiguchi@...y.com>
To:     <linux-kernel@...r.kernel.org>, <linux-media@...r.kernel.org>,
        <devicetree@...r.kernel.org>
CC:     <tbird20d@...il.com>, <frowand.list@...il.com>,
        Yasunari Takiguchi <Yasunari.Takiguchi@...y.com>,
        Masayuki Yamamoto <Masayuki.Yamamoto@...y.com>,
        Hideki Nozawa <Hideki.Nozawa@...y.com>,
        "Kota Yonezawa" <Kota.Yonezawa@...y.com>,
        Toshihiko Matsumoto <Toshihiko.Matsumoto@...y.com>,
        Satoshi Watanabe <Satoshi.C.Watanabe@...y.com>
Subject: [PATCH 1/5] dt-bindings: media: Add document file for CXD2880 SPI I/F

From: Yasunari Takiguchi <Yasunari.Takiguchi@...y.com>

This is the document file for Sony CXD2880 DVB-T2/T tuner + demodulator.
It contains the description of the SPI adapter binding.

Signed-off-by: Yasunari Takiguchi <Yasunari.Takiguchi@...y.com>
Signed-off-by: Masayuki Yamamoto <Masayuki.Yamamoto@...y.com>
Signed-off-by: Hideki Nozawa <Hideki.Nozawa@...y.com>
Signed-off-by: Kota Yonezawa <Kota.Yonezawa@...y.com>
Signed-off-by: Toshihiko Matsumoto <Toshihiko.Matsumoto@...y.com>
Signed-off-by: Satoshi Watanabe <Satoshi.C.Watanabe@...y.com>
---
 .../devicetree/bindings/media/spi/sony-cxd2880.txt |   14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/spi/sony-cxd2880.txt

diff --git a/Documentation/devicetree/bindings/media/spi/sony-cxd2880.txt b/Documentation/devicetree/bindings/media/spi/sony-cxd2880.txt
new file mode 100644
index 0000000..fc5aa26
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/spi/sony-cxd2880.txt
@@ -0,0 +1,14 @@
+Sony CXD2880 DVB-T2/T tuner + demodulator driver SPI adapter
+
+Required properties:
+- compatible: Should be "sony,cxd2880".
+- reg: SPI chip select number for the device.
+- spi-max-frequency: Maximum bus speed, should be set to <55000000> (55MHz).
+
+Example:
+
+cxd2880@0 {
+	compatible = "sony,cxd2880";
+	reg = <0>; /* CE0 */
+	spi-max-frequency = <55000000>; /* 55MHz */
+};
-- 
1.7.9.5