lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Tue, 11 Oct 2016 21:54:49 -0700 From: John Stultz <john.stultz@...aro.org> To: lkml <linux-kernel@...r.kernel.org> Cc: John Stultz <john.stultz@...aro.org>, Zhangfei Gao <zhangfei.gao@...aro.org>, Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, Wei Xu <xuwei5@...ilicon.com>, Rob Herring <robh+dt@...nel.org>, Andy Green <andy@...mcat.com>, Dave Long <dave.long@...aro.org>, Guodong Xu <guodong.xu@...aro.org> Subject: [RFC][PATCH 1/2 v3] ASoC: add hi6210-i2s DT bindings Adds DT bindings documentation for the hi6210-i2s driver. Cc: Zhangfei Gao <zhangfei.gao@...aro.org> Cc: Liam Girdwood <lgirdwood@...il.com> Cc: Mark Brown <broonie@...nel.org> Cc: Jaroslav Kysela <perex@...ex.cz> Cc: Takashi Iwai <tiwai@...e.com> Cc: Wei Xu <xuwei5@...ilicon.com> Cc: Rob Herring <robh+dt@...nel.org> Cc: Andy Green <andy@...mcat.com> Cc: Dave Long <dave.long@...aro.org> Cc: Guodong Xu <guodong.xu@...aro.org> Signed-off-by: John Stultz <john.stultz@...aro.org> --- v3: * Simplified and reworked dt binding --- .../bindings/sound/hisilicon,hi6210-i2s.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/hisilicon,hi6210-i2s.txt diff --git a/Documentation/devicetree/bindings/sound/hisilicon,hi6210-i2s.txt b/Documentation/devicetree/bindings/sound/hisilicon,hi6210-i2s.txt new file mode 100644 index 0000000..4be451c --- /dev/null +++ b/Documentation/devicetree/bindings/sound/hisilicon,hi6210-i2s.txt @@ -0,0 +1,32 @@ +* Hisilicon 6210 i2s controller + +Required properties: + +- compatible: should be one of the following: + - "hisilicon,hi6210-i2s" +- reg: physical base address of the i2s controller unit and length of + memory mapped region. +- interrupts: should contain the i2s interrupt. +- clocks: a list of phandle + clock-specifier pairs, one for each entry + in clock-names. +- clock-names: should contain following: + - "dacodec" + - "i2s-base" +- dmas: DMA specifiers for tx dma. See the DMA client binding, + Documentation/devicetree/bindings/dma/dma.txt +- dma-names: should be "tx" and "rx" +- hisilicon,sysctrl-syscon: phandle to sysctrl syscon + +Example for the hi6210 i2s controller: + +i2s0: hi6210_i2s { + compatible = "hisilicon,hi6210-i2s"; + reg = <0x0 0xf7118000 0x0 0x8000>; /* i2s unit */ + interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; /* 155 "DigACodec_intr"-32 */ + clocks = <&sys_ctrl HI6220_DACODEC_PCLK>, + <&sys_ctrl HI6220_BBPPLL0_DIV>; + clock-names = "dacodec", "i2s-base"; + dmas = <&dma0 15 &dma0 14>; + dma-names = "rx", "tx"; + hisilicon,sysctrl-syscon = <&sys_ctrl>; +}; -- 2.7.4
Powered by blists - more mailing lists