diff options
Diffstat (limited to 'include/linux/platform_data/asoc-s3c.h')
| -rw-r--r-- | include/linux/platform_data/asoc-s3c.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/linux/platform_data/asoc-s3c.h b/include/linux/platform_data/asoc-s3c.h new file mode 100644 index 000000000000..aa9875f77c40 --- /dev/null +++ b/include/linux/platform_data/asoc-s3c.h @@ -0,0 +1,59 @@ +/* arch/arm/plat-samsung/include/plat/audio.h + * + * Copyright (c) 2009 Samsung Electronics Co. Ltd + * Author: Jaswinder Singh <jassi.brar@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* The machine init code calls s3c*_ac97_setup_gpio with + * one of these defines in order to select appropriate bank + * of GPIO for AC97 pins + */ +#define S3C64XX_AC97_GPD 0 +#define S3C64XX_AC97_GPE 1 +extern void s3c64xx_ac97_setup_gpio(int); + +/* + * The machine init code calls s5p*_spdif_setup_gpio with + * one of these defines in order to select appropriate bank + * of GPIO for S/PDIF pins + */ +#define S5PC100_SPDIF_GPD 0 +#define S5PC100_SPDIF_GPG3 1 +extern void s5pc100_spdif_setup_gpio(int); + +struct samsung_i2s { +/* If the Primary DAI has 5.1 Channels */ +#define QUIRK_PRI_6CHAN (1 << 0) +/* If the I2S block has a Stereo Overlay Channel */ +#define QUIRK_SEC_DAI (1 << 1) +/* + * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit) + * The Machine driver must provide suitably set clock to the I2S block. + */ +#define QUIRK_NO_MUXPSR (1 << 2) +#define QUIRK_NEED_RSTCLR (1 << 3) + /* Quirks of the I2S controller */ + u32 quirks; + + /* + * Array of clock names that can be used to generate I2S signals. + * Also corresponds to clocks of I2SMOD[10] + */ + const char **src_clk; + dma_addr_t idma_addr; +}; + +/** + * struct s3c_audio_pdata - common platform data for audio device drivers + * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode + */ +struct s3c_audio_pdata { + int (*cfg_gpio)(struct platform_device *); + union { + struct samsung_i2s i2s; + } type; +}; |