linux/drivers/gpu/drm/bridge/dw-hdmi-audio.h
Kuninori Morimoto 2761ba6c09 drm: bridge: add DesignWare HDMI I2S audio support
Current dw-hdmi is supporting sound via AHB bus, but it has
I2S audio feature too. This patch adds I2S audio support to dw-hdmi.
This HDMI I2S is supported by using ALSA SoC common HDMI encoder
driver.

Tested-by: Jose Abreu <joabreu@synopsys.com>
Acked-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/8737j2bxba.wl%kuninori.morimoto.gx@renesas.com
2016-11-24 14:27:15 +05:30

22 lines
353 B
C

#ifndef DW_HDMI_AUDIO_H
#define DW_HDMI_AUDIO_H
struct dw_hdmi;
struct dw_hdmi_audio_data {
phys_addr_t phys;
void __iomem *base;
int irq;
struct dw_hdmi *hdmi;
u8 *eld;
};
struct dw_hdmi_i2s_audio_data {
struct dw_hdmi *hdmi;
void (*write)(struct dw_hdmi *hdmi, u8 val, int offset);
u8 (*read)(struct dw_hdmi *hdmi, int offset);
};
#endif