From: Sugar Zhang <sugar.zhang@rock-chips.com>
To: broonie@kernel.org, lgirdwood@gmail.com, perex@perex.cz,
tiwai@suse.com, heiko@sntech.de
Cc: alsa-devel@alsa-project.org,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
Sugar Zhang <sugar.zhang@rock-chips.com>
Subject: [PATCH v3 2/3] Documentation: DT bindings: rockchip-i2s: add capture property
Date: Fri, 6 Nov 2015 09:38:10 +0800 [thread overview]
Message-ID: <1446773891-32174-3-git-send-email-sugar.zhang@rock-chips.com> (raw)
In-Reply-To: <1446773891-32174-1-git-send-email-sugar.zhang@rock-chips.com>
rockchip,capture-channels: max capture channels, 2 channels default.
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
---
Changes in v3:
- move property into the Optional properties section
Changes in v2:
- remove unused lrck property
Documentation/devicetree/bindings/sound/rockchip-i2s.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
index 9b82c20..ace3b1e 100644
--- a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
@@ -22,6 +22,10 @@ Required properties:
- "i2s_hclk": clock for I2S BUS
- "i2s_clk" : clock for I2S controller
+Optional properties:
+
+- rockchip,capture-channels: max capture channels, if not set, 2 channels default.
+
Example for rk3288 I2S controller:
i2s@ff890000 {
@@ -34,4 +38,5 @@ i2s@ff890000 {
dma-names = "tx", "rx";
clock-names = "i2s_hclk", "i2s_clk";
clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>;
+ rockchip,capture-channels = <2>;
};
--
2.3.6
next prev parent reply other threads:[~2015-11-06 1:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-06 1:38 [PATCH v3 0/3] ASoC: rockchip: i2s: add 8 channels capture support and share lrck Sugar Zhang
2015-11-06 1:38 ` [PATCH v3 1/3] ASoC: rockchip: i2s: add 8 channels capture support Sugar Zhang
2015-11-06 12:00 ` Mark Brown
2015-11-09 7:21 ` sugar
2015-11-06 1:38 ` Sugar Zhang [this message]
2015-11-06 1:38 ` [PATCH v3 3/3] ASoC: rockchip: i2s: share tx/rx lrck when symmetric_rates enabled Sugar Zhang
2015-11-06 12:02 ` Mark Brown
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