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 2/3] ASoC: rockchip: add playback property
Date: Tue, 10 Nov 2015 15:32:08 +0800 [thread overview]
Message-ID: <1447140729-18267-3-git-send-email-sugar.zhang@rock-chips.com> (raw)
In-Reply-To: <1447140729-18267-1-git-send-email-sugar.zhang@rock-chips.com>
rockchip,playback-channels: max playback channels, 8 channels default.
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
---
Documentation/devicetree/bindings/sound/rockchip-i2s.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
index 2267d24..b7f3a93 100644
--- a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
@@ -19,6 +19,7 @@ Required properties:
- clock-names: should contain followings:
- "i2s_hclk": clock for I2S BUS
- "i2s_clk" : clock for I2S controller
+- rockchip,playback-channels: max playback channels, if not set, 8 channels default.
- rockchip,capture-channels: max capture channels, if not set, 2 channels default.
Example for rk3288 I2S controller:
@@ -31,5 +32,6 @@ i2s@ff890000 {
dma-names = "tx", "rx";
clock-names = "i2s_hclk", "i2s_clk";
clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>;
+ rockchip,playback-channels = <8>;
rockchip,capture-channels = <2>;
};
--
2.3.6
next prev parent reply other threads:[~2015-11-10 7:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-10 7:32 [PATCH 0/3] ASoC: rockchip: i2s: compatible with different chips Sugar Zhang
2015-11-10 7:32 ` [PATCH 1/3] " Sugar Zhang
2015-11-10 7:32 ` Sugar Zhang [this message]
2015-11-10 7:32 ` [PATCH 3/3] ARM: dts: rockchip: add channels properties for i2s Sugar Zhang
2015-11-20 15:35 ` Heiko Stuebner
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