1 /* 2 * Copyright (c) 2009 Samsung Electronics Co. Ltd 3 * Author: Jaswinder Singh <[email protected]> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 */ 9 10 /* The machine init code calls s3c*_ac97_setup_gpio with 11 * one of these defines in order to select appropriate bank 12 * of GPIO for AC97 pins 13 */ 14 #define S3C64XX_AC97_GPD 0 15 #define S3C64XX_AC97_GPE 1 16 extern void s3c64xx_ac97_setup_gpio(int); 17 18 /* 19 * The machine init code calls s5p*_spdif_setup_gpio with 20 * one of these defines in order to select appropriate bank 21 * of GPIO for S/PDIF pins 22 */ 23 #define S5PC100_SPDIF_GPD 0 24 #define S5PC100_SPDIF_GPG3 1 25 extern void s5pc100_spdif_setup_gpio(int); 26 27 struct samsung_i2s { 28 /* If the Primary DAI has 5.1 Channels */ 29 #define QUIRK_PRI_6CHAN (1 << 0) 30 /* If the I2S block has a Stereo Overlay Channel */ 31 #define QUIRK_SEC_DAI (1 << 1) 32 /* 33 * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit) 34 * The Machine driver must provide suitably set clock to the I2S block. 35 */ 36 #define QUIRK_NO_MUXPSR (1 << 2) 37 #define QUIRK_NEED_RSTCLR (1 << 3) 38 #define QUIRK_SUPPORTS_TDM (1 << 4) 39 /* Quirks of the I2S controller */ 40 u32 quirks; 41 dma_addr_t idma_addr; 42 }; 43 44 /** 45 * struct s3c_audio_pdata - common platform data for audio device drivers 46 * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode 47 */ 48 struct s3c_audio_pdata { 49 int (*cfg_gpio)(struct platform_device *); 50 union { 51 struct samsung_i2s i2s; 52 } type; 53 }; 54