From: <bob...@us...> - 2006-11-16 03:05:53
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Revision: 663 http://svn.sourceforge.net/hackndev/?rev=663&view=rev Author: bobofdoom Date: 2006-11-15 19:05:47 -0800 (Wed, 15 Nov 2006) Log Message: ----------- l4p: added machine independent WM9712 header. Added Paths: ----------- linux4palm/linux/trunk/include/sound/wm9712.h Added: linux4palm/linux/trunk/include/sound/wm9712.h =================================================================== --- linux4palm/linux/trunk/include/sound/wm9712.h (rev 0) +++ linux4palm/linux/trunk/include/sound/wm9712.h 2006-11-16 03:05:47 UTC (rev 663) @@ -0,0 +1,108 @@ +/* + * Definitions for WM9712 AC97 codec + * Based upon wm97xx.h by Liam Girdwood, Wolfson Microelectronics + */ + +#ifndef _WM9712_H_ +#define _WM9712_H_ + + +#define AC97_ADD_FUNC 0x58 /* Additional functions */ + +/* + * WM97xx AC97 Touchscreen registers + */ +#define AC97_WM97XX_DIGITISER1 0x76 +#define AC97_WM97XX_DIGITISER2 0x78 +#define AC97_WM97XX_DIGITISER_RD 0x7a +#define AC97_WM9713_DIG1 0x74 +#define AC97_WM9713_DIG2 AC97_WM97XX_DIGITISER1 +#define AC97_WM9713_DIG3 AC97_WM97XX_DIGITISER2 + +/* + * WM97xx GPGIO states + */ +#define WM97XX_GPIO_OUT 0 +#define WM97XX_GPIO_IN 1 +#define WM97XX_GPIO_POL_HIGH 1 +#define WM97XX_GPIO_POL_LOW 0 +#define WM97XX_GPIO_STICKY 1 +#define WM97XX_GPIO_NOTSTICKY 0 +#define WM97XX_GPIO_WAKE 1 +#define WM97XX_GPIO_NOWAKE 0 + +/* + * WM97xx register bits + */ +#define WM97XX_POLL 0x8000 /* initiate a polling measurement */ +#define WM97XX_ADCSEL_X 0x1000 /* x coord measurement */ +#define WM97XX_ADCSEL_Y 0x2000 /* y coord measurement */ +#define WM97XX_ADCSEL_PRES 0x3000 /* pressure measurement */ +#define WM97XX_ADCSEL_COMP1 0x4000 /* aux1 measurement */ +#define WM97XX_ADCSEL_COMP2 0x5000 /* aux2 measurement */ +#define WM97XX_ADCSEL_BMON 0x6000 /* aux3 measurement */ +#define WM97XX_ADCSEL_WIPER 0x7000 /* aux4 measurement */ +#define WM97XX_ADCSEL_MASK 0x7000 +#define WM97XX_COO 0x0800 /* enable coordinate mode */ +#define WM97XX_CTC 0x0400 /* enable continuous mode */ +#define WM97XX_CM_RATE_93 0x0000 /* 93.75Hz continuous rate */ +#define WM97XX_CM_RATE_187 0x0100 /* 187.5Hz continuous rate */ +#define WM97XX_CM_RATE_375 0x0200 /* 375Hz continuous rate */ +#define WM97XX_CM_RATE_750 0x0300 /* 750Hz continuous rate */ +#define WM97XX_CM_RATE_8K 0x00f0 /* 8kHz continuous rate */ +#define WM97XX_CM_RATE_12K 0x01f0 /* 12kHz continuous rate */ +#define WM97XX_CM_RATE_24K 0x02f0 /* 24kHz continuous rate */ +#define WM97XX_CM_RATE_48K 0x03f0 /* 48kHz continuous rate */ +#define WM97XX_CM_RATE_MASK 0x03f0 +#define WM97XX_RATE(i) (((i & 3) << 8) | ((i & 4) ? 0xf0 : 0)) +#define WM97XX_DELAY(i) ((i << 4) & 0x00f0) /* sample delay times */ +#define WM97XX_DELAY_MASK 0x00f0 +#define WM97XX_SLEN 0x0008 /* slot read back enable */ +#define WM97XX_SLT(i) ((i - 5) & 0x7) /* touchpanel slot selection (5-11) */ +#define WM97XX_SLT_MASK 0x0007 +#define WM97XX_PRP_DETW 0x4000 /* pen detect on, digitiser off, wake up */ +#define WM97XX_PRP_DET 0x8000 /* pen detect on, digitiser off, no wake up */ +#define WM97XX_PRP_DET_DIG 0xc000 /* pen detect on, digitiser on */ +#define WM97XX_RPR 0x2000 /* wake up on pen down */ +#define WM97XX_PEN_DOWN 0x8000 /* pen is down */ +#define WM97XX_ADCSRC_MASK 0x7000 /* ADC source mask */ + +#define WM97XX_AUX_ID1 0x8001 +#define WM97XX_AUX_ID2 0x8002 +#define WM97XX_AUX_ID3 0x8003 +#define WM97XX_AUX_ID4 0x8004 + +/* Codec GPIO's */ +#define WM97XX_MAX_GPIO 16 +#define WM97XX_GPIO_1 (1 << 1) +#define WM97XX_GPIO_2 (1 << 2) +#define WM97XX_GPIO_3 (1 << 3) +#define WM97XX_GPIO_4 (1 << 4) +#define WM97XX_GPIO_5 (1 << 5) +#define WM97XX_GPIO_6 (1 << 6) +#define WM97XX_GPIO_7 (1 << 7) +#define WM97XX_GPIO_8 (1 << 8) +#define WM97XX_GPIO_9 (1 << 9) +#define WM97XX_GPIO_10 (1 << 10) +#define WM97XX_GPIO_11 (1 << 11) +#define WM97XX_GPIO_12 (1 << 12) +#define WM97XX_GPIO_13 (1 << 13) +#define WM97XX_GPIO_14 (1 << 14) +#define WM97XX_GPIO_15 (1 << 15) + +/* WM9712 Bits */ +#define WM9712_45W 0x1000 /* set for 5-wire touchscreen */ +#define WM9712_PDEN 0x0800 /* measure only when pen down */ +#define WM9712_WAIT 0x0200 /* wait until adc is read before next sample */ +#define WM9712_PIL 0x0100 /* current used for pressure measurement. set 400uA else 200uA */ +#define WM9712_MASK_HI 0x0040 /* hi on mask pin (47) stops conversions */ +#define WM9712_MASK_EDGE 0x0080 /* rising/falling edge on pin delays sample */ +#define WM9712_MASK_SYNC 0x00c0 /* rising/falling edge on mask initiates sample */ +#define WM9712_RPU(i) (i&0x3f) /* internal pull up on pen detect (64k / rpu) */ +#define WM9712_PD(i) (0x1 << i) /* power management */ +#define WM9712_ADCSEL_COMP1 0x4000 /* COMP1/AUX1 measurement (pin29) */ +#define WM9712_ADCSEL_COMP2 0x5000 /* COMP2/AUX2 measurement (pin30) */ +#define WM9712_ADCSEL_BMON 0x6000 /* BMON/AUX3 measurement (pin31) */ +#define WM9712_ADCSEL_WIPER 0x7000 /* WIPER/AUX4 measurement (pin12) */ + +#endif /* _A730_AC97_H_ */ This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site. |