diff options
| author | Baoyou Xie <baoyou.xie@linaro.org> | 2017-02-09 11:12:57 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-02-09 17:26:18 +0000 |
| commit | b5f18ba89391da7a92605dc76822580d13e2ef74 (patch) | |
| tree | b3cbfa91beece14da1ece49a692e216eff349d93 /Documentation/devicetree/bindings/sound/zte,zx-i2s.txt | |
| parent | 6c2494f385958f5d8cdb5cb26507b7f47d498502 (diff) | |
ASoC: zx-i2s: Add the info of pclk to the binding document for zx2967 family
ZTE's zx2967 I2S controller driver introduces pclk, this
patch documents this fact.
Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound/zte,zx-i2s.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/sound/zte,zx-i2s.txt | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/sound/zte,zx-i2s.txt b/Documentation/devicetree/bindings/sound/zte,zx-i2s.txt index 7e5aa6f6b5a1..292ad5083704 100644 --- a/Documentation/devicetree/bindings/sound/zte,zx-i2s.txt +++ b/Documentation/devicetree/bindings/sound/zte,zx-i2s.txt @@ -1,10 +1,12 @@ ZTE ZX296702 I2S controller Required properties: - - compatible : Must be "zte,zx296702-i2s" + - compatible : Must be one of: + "zte,zx296718-i2s", "zte,zx296702-i2s" + "zte,zx296702-i2s" - reg : Must contain I2S core's registers location and length - clocks : Pairs of phandle and specifier referencing the controller's clocks. - - clock-names: "tx" for the clock to the I2S interface. + - clock-names: "wclk" for the wclk, "pclk" for the pclk to the I2S interface. - dmas: Pairs of phandle and specifier for the DMA channel that is used by the core. The core expects two dma channels for transmit. - dma-names : Must be "tx" and "rx" @@ -16,12 +18,12 @@ please check: * dma/dma.txt Example: - i2s0: i2s0@0b005000 { + i2s0: i2s@b005000 { #sound-dai-cells = <0>; - compatible = "zte,zx296702-i2s"; + compatible = "zte,zx296718-i2s", "zte,zx296702-i2s"; reg = <0x0b005000 0x1000>; - clocks = <&lsp0clk ZX296702_I2S0_DIV>; - clock-names = "tx"; + clocks = <&audiocrm AUDIO_I2S0_WCLK>, <&audiocrm AUDIO_I2S0_PCLK>; + clock-names = "wclk", "pclk"; interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>; dmas = <&dma 5>, <&dma 6>; dma-names = "tx", "rx"; |