| Venu Byravarasu | 3c33be06 | 2012-03-16 11:10:19 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Core driver interface for TI TPS65090 PMIC family |
| 3 | * |
| 4 | * Copyright (C) 2012 NVIDIA Corporation |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 14 | * more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along |
| 17 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | #ifndef __LINUX_MFD_TPS65090_H |
| 23 | #define __LINUX_MFD_TPS65090_H |
| 24 | |
| Axel Lin | 06c4998 | 2012-04-17 17:08:56 +0800 | [diff] [blame] | 25 | #include <linux/irq.h> |
| Laxman Dewangan | b9c7932 | 2012-11-20 08:44:48 +0530 | [diff] [blame^] | 26 | #include <linux/regmap.h> |
| Axel Lin | 06c4998 | 2012-04-17 17:08:56 +0800 | [diff] [blame] | 27 | |
| 28 | struct tps65090 { |
| Axel Lin | 06c4998 | 2012-04-17 17:08:56 +0800 | [diff] [blame] | 29 | struct device *dev; |
| Axel Lin | 06c4998 | 2012-04-17 17:08:56 +0800 | [diff] [blame] | 30 | struct regmap *rmap; |
| 31 | struct irq_chip irq_chip; |
| 32 | struct mutex irq_lock; |
| 33 | int irq_base; |
| Venu Byravarasu | 3c33be06 | 2012-03-16 11:10:19 +0530 | [diff] [blame] | 34 | }; |
| 35 | |
| 36 | struct tps65090_platform_data { |
| 37 | int irq_base; |
| Venu Byravarasu | 3c33be06 | 2012-03-16 11:10:19 +0530 | [diff] [blame] | 38 | }; |
| 39 | |
| 40 | /* |
| 41 | * NOTE: the functions below are not intended for use outside |
| 42 | * of the TPS65090 sub-device drivers |
| 43 | */ |
| Laxman Dewangan | b9c7932 | 2012-11-20 08:44:48 +0530 | [diff] [blame^] | 44 | static inline int tps65090_write(struct device *dev, int reg, uint8_t val) |
| 45 | { |
| 46 | struct tps65090 *tps = dev_get_drvdata(dev); |
| 47 | |
| 48 | return regmap_write(tps->rmap, reg, val); |
| 49 | } |
| 50 | |
| 51 | static inline int tps65090_read(struct device *dev, int reg, uint8_t *val) |
| 52 | { |
| 53 | struct tps65090 *tps = dev_get_drvdata(dev); |
| 54 | unsigned int temp_val; |
| 55 | int ret; |
| 56 | |
| 57 | ret = regmap_read(tps->rmap, reg, &temp_val); |
| 58 | if (!ret) |
| 59 | *val = temp_val; |
| 60 | return ret; |
| 61 | } |
| 62 | |
| 63 | static inline int tps65090_set_bits(struct device *dev, int reg, |
| 64 | uint8_t bit_num) |
| 65 | { |
| 66 | struct tps65090 *tps = dev_get_drvdata(dev); |
| 67 | |
| 68 | return regmap_update_bits(tps->rmap, reg, BIT(bit_num), ~0u); |
| 69 | } |
| 70 | |
| 71 | static inline int tps65090_clr_bits(struct device *dev, int reg, |
| 72 | uint8_t bit_num) |
| 73 | { |
| 74 | struct tps65090 *tps = dev_get_drvdata(dev); |
| 75 | |
| 76 | return regmap_update_bits(tps->rmap, reg, BIT(bit_num), 0u); |
| 77 | } |
| Venu Byravarasu | 3c33be06 | 2012-03-16 11:10:19 +0530 | [diff] [blame] | 78 | |
| 79 | #endif /*__LINUX_MFD_TPS65090_H */ |