From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey.Brodkin@synopsys.com (Alexey Brodkin) Date: Thu, 2 Mar 2017 18:57:19 +0000 Subject: [PATCH 1/2] arc: axs10x: Add DT bindings for I2S audio playback In-Reply-To: <7ed6deaf1ae6d5819364c793835aa30316077a7e.1487787376.git.joabreu@synopsys.com> References: <7ed6deaf1ae6d5819364c793835aa30316077a7e.1487787376.git.joabreu@synopsys.com> List-ID: Message-ID: <1488481038.2684.14.camel@synopsys.com> To: linux-snps-arc@lists.infradead.org Hi Jose, On Wed, 2017-02-22@18:19 +0000, Jose Abreu wrote: > This patch adds the necessary DT bindings to get HDMI audio > output in ARC AXS10x SDP. The bindings for I2S controller were > added as well as the bindings for simple audio card. > > Signed-off-by: Jose Abreu > Cc: Carlos Palminha > Cc: Alexey Brodkin > Cc: Rob Herring > Cc: Vineet Gupta > Cc: devicetree at vger.kernel.org > Cc: linux-snps-arc at lists.infradead.org > Cc: linux-kernel at vger.kernel.org > --- > ?arch/arc/boot/dts/axs10x_mb.dtsi | 22 ++++++++++++++++++---- > ?1 file changed, 18 insertions(+), 4 deletions(-) > > diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi > index d6c1bbc..9d882b1 100644 > --- a/arch/arc/boot/dts/axs10x_mb.dtsi > +++ b/arch/arc/boot/dts/axs10x_mb.dtsi > @@ -149,12 +149,13 @@ > ? interrupts = <14>; > ? }; > ? > - i2c at 0x1e000 { > - compatible = "snps,designware-i2c"; > + i2s: i2s at 1e000 { > + compatible = "snps,designware-i2s"; > ? reg = <0x1e000 0x100>; > - clock-frequency = <400000>; > - clocks = <&i2cclk>; > + clocks = <&i2sclk 0>; > + clock-names = "i2sclk"; > ? interrupts = <15>; > + #sound-dai-cells = <0>; > ? }; > ? > ? i2c at 0x1f000 { > @@ -174,6 +175,7 @@ > ? adi,input-colorspace = "rgb"; > ? adi,input-clock = "1x"; > ? adi,clock-delay = <0x03>; > + #sound-dai-cells = <0>; > ? > ? ports { > ? #address-cells = <1>; > @@ -295,5 +297,17 @@ > ? }; > ? }; > ? }; > + > + sound_playback { > + compatible = "simple-audio-card"; > + simple-audio-card,name = "AXS10x HDMI Audio"; > + simple-audio-card,format = "i2s"; > + simple-audio-card,cpu { > + sound-dai = <&i2s>; > + }; > + simple-audio-card,codec { > + sound-dai = <&adv7511>; > + }; > + }; > ? }; > ?}; Just for the sake of history that's my mods to defconfig that allowed me to play .pcm via HDMI from axs103 board: -------------------------------->8------------------------------- diff --git a/arch/arc/configs/axs103_smp_defconfig b/arch/arc/configs/axs103_smp_defconfig index 30a3d4cf53d2..b11362a32e4e 100644 --- a/arch/arc/configs/axs103_smp_defconfig +++ b/arch/arc/configs/axs103_smp_defconfig @@ -67,25 +67,29 @@ CONFIG_MOUSE_PS2_TOUCHKIT=y ?CONFIG_MOUSE_SERIAL=y ?CONFIG_MOUSE_SYNAPTICS_USB=y ?# CONFIG_LEGACY_PTYS is not set -# CONFIG_DEVKMEM is not set ?CONFIG_SERIAL_8250=y ?CONFIG_SERIAL_8250_CONSOLE=y ?CONFIG_SERIAL_8250_DW=y ?CONFIG_SERIAL_OF_PLATFORM=y ?# CONFIG_HW_RANDOM is not set -CONFIG_I2C=y ?CONFIG_I2C_CHARDEV=y ?CONFIG_I2C_DESIGNWARE_PLATFORM=y ?# CONFIG_HWMON is not set -CONFIG_DRM=m -CONFIG_DRM_I2C_ADV7511=m -CONFIG_DRM_ARCPGU=m -CONFIG_FB=y +CONFIG_DRM=y +CONFIG_DRM_I2C_ADV7511=y +CONFIG_DRM_I2C_ADV7511_AUDIO=y +CONFIG_DRM_ARCPGU=y ?CONFIG_FRAMEBUFFER_CONSOLE=y ?CONFIG_LOGO=y ?# CONFIG_LOGO_LINUX_MONO is not set ?# CONFIG_LOGO_LINUX_VGA16 is not set ?# CONFIG_LOGO_LINUX_CLUT224 is not set +CONFIG_SOUND=y +CONFIG_SND=y +CONFIG_SND_SOC=y +CONFIG_SND_DESIGNWARE_I2S=y +CONFIG_SND_DESIGNWARE_PCM=y +CONFIG_SND_SIMPLE_CARD=y ?CONFIG_USB_EHCI_HCD=y ?CONFIG_USB_EHCI_HCD_PLATFORM=y ?CONFIG_USB_OHCI_HCD=y -------------------------------->8------------------------------- Anyways... Acked-by: Alexey Brodkin