From b13ea241d699a10e3f5347a90bc3d31329f3601d Mon Sep 17 00:00:00 2001 From: Steve Sakoman Date: Thu, 17 Dec 2009 15:54:58 -0800 Subject: [PATCH 20/45] ARM: OMAP: Add missing twl4030 madc header file --- include/linux/i2c/twl4030-madc.h | 130 ++++++++++++++++++++++++++++++++++++++ 1 files changed, 130 insertions(+), 0 deletions(-) create mode 100644 include/linux/i2c/twl4030-madc.h diff --git a/include/linux/i2c/twl4030-madc.h b/include/linux/i2c/twl4030-madc.h new file mode 100644 index 0000000..341a665 --- /dev/null +++ b/include/linux/i2c/twl4030-madc.h @@ -0,0 +1,130 @@ +/* + * include/linux/i2c/twl4030-madc.h + * + * TWL4030 MADC module driver header + * + * Copyright (C) 2008 Nokia Corporation + * Mikko Ylinen + * + * 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. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef _TWL4030_MADC_H +#define _TWL4030_MADC_H + +struct twl4030_madc_conversion_method { + u8 sel; + u8 avg; + u8 rbase; + u8 ctrl; +}; + +#define TWL4030_MADC_MAX_CHANNELS 16 + +struct twl4030_madc_request { + u16 channels; + u16 do_avg; + u16 method; + u16 type; + int active; + int result_pending; + int rbuf[TWL4030_MADC_MAX_CHANNELS]; + void (*func_cb)(int len, int channels, int *buf); +}; + +enum conversion_methods { + TWL4030_MADC_RT, + TWL4030_MADC_SW1, + TWL4030_MADC_SW2, + TWL4030_MADC_NUM_METHODS +}; + +enum sample_type { + TWL4030_MADC_WAIT, + TWL4030_MADC_IRQ_ONESHOT, + TWL4030_MADC_IRQ_REARM +}; + +#define TWL4030_MADC_CTRL1 0x00 +#define TWL4030_MADC_CTRL2 0x01 + +#define TWL4030_MADC_RTSELECT_LSB 0x02 +#define TWL4030_MADC_SW1SELECT_LSB 0x06 +#define TWL4030_MADC_SW2SELECT_LSB 0x0A + +#define TWL4030_MADC_RTAVERAGE_LSB 0x04 +#define TWL4030_MADC_SW1AVERAGE_LSB 0x08 +#define TWL4030_MADC_SW2AVERAGE_LSB 0x0C + +#define TWL4030_MADC_CTRL_SW1 0x12 +#define TWL4030_MADC_CTRL_SW2 0x13 + +#define TWL4030_MADC_RTCH0_LSB 0x17 +#define TWL4030_MADC_GPCH0_LSB 0x37 + +#define TWL4030_MADC_MADCON (1<<0) /* MADC power on */ +#define TWL4030_MADC_BUSY (1<<0) /* MADC busy */ +#define TWL4030_MADC_EOC_SW (1<<1) /* MADC conversion completion */ +#define TWL4030_MADC_SW_START (1<<5) /* MADC SWx start conversion */ + +#define TWL4030_MADC_ADCIN0 (1<<0) +#define TWL4030_MADC_ADCIN1 (1<<1) +#define TWL4030_MADC_ADCIN2 (1<<2) +#define TWL4030_MADC_ADCIN3 (1<<3) +#define TWL4030_MADC_ADCIN4 (1<<4) +#define TWL4030_MADC_ADCIN5 (1<<5) +#define TWL4030_MADC_ADCIN6 (1<<6) +#define TWL4030_MADC_ADCIN7 (1<<7) +#define TWL4030_MADC_ADCIN8 (1<<8) +#define TWL4030_MADC_ADCIN9 (1<<9) +#define TWL4030_MADC_ADCIN10 (1<<10) +#define TWL4030_MADC_ADCIN11 (1<<11) +#define TWL4030_MADC_ADCIN12 (1<<12) +#define TWL4030_MADC_ADCIN13 (1<<13) +#define TWL4030_MADC_ADCIN14 (1<<14) +#define TWL4030_MADC_ADCIN15 (1<<15) + +/* Fixed channels */ +#define TWL4030_MADC_BTEMP TWL4030_MADC_ADCIN1 +#define TWL4030_MADC_VBUS TWL4030_MADC_ADCIN8 +#define TWL4030_MADC_VBKB TWL4030_MADC_ADCIN9 +#define TWL4030_MADC_ICHG TWL4030_MADC_ADCIN10 +#define TWL4030_MADC_VCHG TWL4030_MADC_ADCIN11 +#define TWL4030_MADC_VBAT TWL4030_MADC_ADCIN12 + +/* BCI related - XXX To be moved elsewhere */ +#define TWL4030_BCI_BCICTL1 0x23 +#define TWL4030_BCI_MESBAT (1<<1) +#define TWL4030_BCI_TYPEN (1<<4) +#define TWL4030_BCI_ITHEN (1<<3) + +/* USB related - XXX To be moved elsewhere */ +#define TWL4030_USB_CARKIT_ANA_CTRL 0xBB +#define TWL4030_USB_SEL_MADC_MCPC (1<<3) + +#define TWL4030_MADC_IOC_MAGIC '`' +#define TWL4030_MADC_IOCX_ADC_RAW_READ _IO(TWL4030_MADC_IOC_MAGIC, 0) + +struct twl4030_madc_user_parms { + int channel; + int average; + int status; + u16 result; +}; + +int twl4030_madc_conversion(struct twl4030_madc_request *conv); + +#endif -- 1.6.6.1