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Diffstat (limited to 'include/linux/ucb1400.h')
| -rw-r--r-- | include/linux/ucb1400.h | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h deleted file mode 100644 index 2516082cd3a9..000000000000 --- a/include/linux/ucb1400.h +++ /dev/null @@ -1,160 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Register definitions and functions for: - * Philips UCB1400 driver - * - * Based on ucb1400_ts: - * Author: Nicolas Pitre - * Created: September 25, 2006 - * Copyright: MontaVista Software, Inc. - * - * Spliting done by: Marek Vasut <marek.vasut@gmail.com> - * If something doesn't work and it worked before spliting, e-mail me, - * dont bother Nicolas please ;-) - * - * This code is heavily based on ucb1x00-*.c copyrighted by Russell King - * covering the UCB1100, UCB1200 and UCB1300.. Support for the UCB1400 has - * been made separate from ucb1x00-core/ucb1x00-ts on Russell's request. - */ - -#ifndef _LINUX__UCB1400_H -#define _LINUX__UCB1400_H - -#include <sound/ac97_codec.h> -#include <linux/mutex.h> -#include <linux/platform_device.h> -#include <linux/gpio/driver.h> - -/* - * UCB1400 AC-link registers - */ - -#define UCB_IO_DATA 0x5a -#define UCB_IO_DIR 0x5c -#define UCB_IE_RIS 0x5e -#define UCB_IE_FAL 0x60 -#define UCB_IE_STATUS 0x62 -#define UCB_IE_CLEAR 0x62 -#define UCB_IE_ADC (1 << 11) -#define UCB_IE_TSPX (1 << 12) - -#define UCB_TS_CR 0x64 -#define UCB_TS_CR_TSMX_POW (1 << 0) -#define UCB_TS_CR_TSPX_POW (1 << 1) -#define UCB_TS_CR_TSMY_POW (1 << 2) -#define UCB_TS_CR_TSPY_POW (1 << 3) -#define UCB_TS_CR_TSMX_GND (1 << 4) -#define UCB_TS_CR_TSPX_GND (1 << 5) -#define UCB_TS_CR_TSMY_GND (1 << 6) -#define UCB_TS_CR_TSPY_GND (1 << 7) -#define UCB_TS_CR_MODE_INT (0 << 8) -#define UCB_TS_CR_MODE_PRES (1 << 8) -#define UCB_TS_CR_MODE_POS (2 << 8) -#define UCB_TS_CR_BIAS_ENA (1 << 11) -#define UCB_TS_CR_TSPX_LOW (1 << 12) -#define UCB_TS_CR_TSMX_LOW (1 << 13) - -#define UCB_ADC_CR 0x66 -#define UCB_ADC_SYNC_ENA (1 << 0) -#define UCB_ADC_VREFBYP_CON (1 << 1) -#define UCB_ADC_INP_TSPX (0 << 2) -#define UCB_ADC_INP_TSMX (1 << 2) -#define UCB_ADC_INP_TSPY (2 << 2) -#define UCB_ADC_INP_TSMY (3 << 2) -#define UCB_ADC_INP_AD0 (4 << 2) -#define UCB_ADC_INP_AD1 (5 << 2) -#define UCB_ADC_INP_AD2 (6 << 2) -#define UCB_ADC_INP_AD3 (7 << 2) -#define UCB_ADC_EXT_REF (1 << 5) -#define UCB_ADC_START (1 << 7) -#define UCB_ADC_ENA (1 << 15) - -#define UCB_ADC_DATA 0x68 -#define UCB_ADC_DAT_VALID (1 << 15) - -#define UCB_FCSR 0x6c -#define UCB_FCSR_AVE (1 << 12) - -#define UCB_ADC_DAT_MASK 0x3ff - -#define UCB_ID 0x7e -#define UCB_ID_1400 0x4304 - -struct ucb1400_gpio { - struct gpio_chip gc; - struct snd_ac97 *ac97; - int gpio_offset; -}; - -struct ucb1400_ts { - struct input_dev *ts_idev; - int id; - int irq; - struct snd_ac97 *ac97; - wait_queue_head_t ts_wait; - bool stopped; -}; - -struct ucb1400 { - struct platform_device *ucb1400_ts; - struct platform_device *ucb1400_gpio; -}; - -struct ucb1400_pdata { - int irq; - int gpio_offset; - int (*gpio_setup)(struct device *dev, int ngpio); - int (*gpio_teardown)(struct device *dev, int ngpio); -}; - -static inline u16 ucb1400_reg_read(struct snd_ac97 *ac97, u16 reg) -{ - return ac97->bus->ops->read(ac97, reg); -} - -static inline void ucb1400_reg_write(struct snd_ac97 *ac97, u16 reg, u16 val) -{ - ac97->bus->ops->write(ac97, reg, val); -} - -static inline u16 ucb1400_gpio_get_value(struct snd_ac97 *ac97, u16 gpio) -{ - return ucb1400_reg_read(ac97, UCB_IO_DATA) & (1 << gpio); -} - -static inline void ucb1400_gpio_set_value(struct snd_ac97 *ac97, u16 gpio, - u16 val) -{ - ucb1400_reg_write(ac97, UCB_IO_DATA, val ? - ucb1400_reg_read(ac97, UCB_IO_DATA) | (1 << gpio) : - ucb1400_reg_read(ac97, UCB_IO_DATA) & ~(1 << gpio)); -} - -static inline u16 ucb1400_gpio_get_direction(struct snd_ac97 *ac97, u16 gpio) -{ - return ucb1400_reg_read(ac97, UCB_IO_DIR) & (1 << gpio); -} - -static inline void ucb1400_gpio_set_direction(struct snd_ac97 *ac97, u16 gpio, - u16 dir) -{ - ucb1400_reg_write(ac97, UCB_IO_DIR, dir ? - ucb1400_reg_read(ac97, UCB_IO_DIR) | (1 << gpio) : - ucb1400_reg_read(ac97, UCB_IO_DIR) & ~(1 << gpio)); -} - -static inline void ucb1400_adc_enable(struct snd_ac97 *ac97) -{ - ucb1400_reg_write(ac97, UCB_ADC_CR, UCB_ADC_ENA); -} - -static inline void ucb1400_adc_disable(struct snd_ac97 *ac97) -{ - ucb1400_reg_write(ac97, UCB_ADC_CR, 0); -} - - -unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel, - int adcsync); - -#endif |