1*436d42c6SArnd Bergmann /* arch/arm/plat-samsung/include/plat/audio.h 2*436d42c6SArnd Bergmann * 3*436d42c6SArnd Bergmann * Copyright (c) 2009 Samsung Electronics Co. Ltd 4*436d42c6SArnd Bergmann * Author: Jaswinder Singh <[email protected]> 5*436d42c6SArnd Bergmann * 6*436d42c6SArnd Bergmann * This program is free software; you can redistribute it and/or modify 7*436d42c6SArnd Bergmann * it under the terms of the GNU General Public License version 2 as 8*436d42c6SArnd Bergmann * published by the Free Software Foundation. 9*436d42c6SArnd Bergmann */ 10*436d42c6SArnd Bergmann 11*436d42c6SArnd Bergmann /* The machine init code calls s3c*_ac97_setup_gpio with 12*436d42c6SArnd Bergmann * one of these defines in order to select appropriate bank 13*436d42c6SArnd Bergmann * of GPIO for AC97 pins 14*436d42c6SArnd Bergmann */ 15*436d42c6SArnd Bergmann #define S3C64XX_AC97_GPD 0 16*436d42c6SArnd Bergmann #define S3C64XX_AC97_GPE 1 17*436d42c6SArnd Bergmann extern void s3c64xx_ac97_setup_gpio(int); 18*436d42c6SArnd Bergmann 19*436d42c6SArnd Bergmann /* 20*436d42c6SArnd Bergmann * The machine init code calls s5p*_spdif_setup_gpio with 21*436d42c6SArnd Bergmann * one of these defines in order to select appropriate bank 22*436d42c6SArnd Bergmann * of GPIO for S/PDIF pins 23*436d42c6SArnd Bergmann */ 24*436d42c6SArnd Bergmann #define S5PC100_SPDIF_GPD 0 25*436d42c6SArnd Bergmann #define S5PC100_SPDIF_GPG3 1 26*436d42c6SArnd Bergmann extern void s5pc100_spdif_setup_gpio(int); 27*436d42c6SArnd Bergmann 28*436d42c6SArnd Bergmann struct samsung_i2s { 29*436d42c6SArnd Bergmann /* If the Primary DAI has 5.1 Channels */ 30*436d42c6SArnd Bergmann #define QUIRK_PRI_6CHAN (1 << 0) 31*436d42c6SArnd Bergmann /* If the I2S block has a Stereo Overlay Channel */ 32*436d42c6SArnd Bergmann #define QUIRK_SEC_DAI (1 << 1) 33*436d42c6SArnd Bergmann /* 34*436d42c6SArnd Bergmann * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit) 35*436d42c6SArnd Bergmann * The Machine driver must provide suitably set clock to the I2S block. 36*436d42c6SArnd Bergmann */ 37*436d42c6SArnd Bergmann #define QUIRK_NO_MUXPSR (1 << 2) 38*436d42c6SArnd Bergmann #define QUIRK_NEED_RSTCLR (1 << 3) 39*436d42c6SArnd Bergmann /* Quirks of the I2S controller */ 40*436d42c6SArnd Bergmann u32 quirks; 41*436d42c6SArnd Bergmann 42*436d42c6SArnd Bergmann /* 43*436d42c6SArnd Bergmann * Array of clock names that can be used to generate I2S signals. 44*436d42c6SArnd Bergmann * Also corresponds to clocks of I2SMOD[10] 45*436d42c6SArnd Bergmann */ 46*436d42c6SArnd Bergmann const char **src_clk; 47*436d42c6SArnd Bergmann dma_addr_t idma_addr; 48*436d42c6SArnd Bergmann }; 49*436d42c6SArnd Bergmann 50*436d42c6SArnd Bergmann /** 51*436d42c6SArnd Bergmann * struct s3c_audio_pdata - common platform data for audio device drivers 52*436d42c6SArnd Bergmann * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode 53*436d42c6SArnd Bergmann */ 54*436d42c6SArnd Bergmann struct s3c_audio_pdata { 55*436d42c6SArnd Bergmann int (*cfg_gpio)(struct platform_device *); 56*436d42c6SArnd Bergmann union { 57*436d42c6SArnd Bergmann struct samsung_i2s i2s; 58*436d42c6SArnd Bergmann } type; 59*436d42c6SArnd Bergmann }; 60