| /* |
| * Device access for Dialog DA9052 PMICs. |
| * |
| * Copyright(c) 2011 Dialog Semiconductor Ltd. |
| * |
| * Author: David Dajun Chen <dchen@diasemi.com> |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| */ |
| |
| #include <linux/device.h> |
| #include <linux/delay.h> |
| #include <linux/input.h> |
| #include <linux/interrupt.h> |
| #include <linux/irq.h> |
| #include <linux/mutex.h> |
| #include <linux/mfd/core.h> |
| #include <linux/slab.h> |
| #include <linux/module.h> |
| |
| #include <linux/mfd/da9052/da9052.h> |
| #include <linux/mfd/da9052/pdata.h> |
| #include <linux/mfd/da9052/reg.h> |
| |
| #define DA9052_NUM_IRQ_REGS 4 |
| #define DA9052_IRQ_MASK_POS_1 0x01 |
| #define DA9052_IRQ_MASK_POS_2 0x02 |
| #define DA9052_IRQ_MASK_POS_3 0x04 |
| #define DA9052_IRQ_MASK_POS_4 0x08 |
| #define DA9052_IRQ_MASK_POS_5 0x10 |
| #define DA9052_IRQ_MASK_POS_6 0x20 |
| #define DA9052_IRQ_MASK_POS_7 0x40 |
| #define DA9052_IRQ_MASK_POS_8 0x80 |
| |
| static bool da9052_reg_readable(struct device *dev, unsigned int reg) |
| { |
| switch (reg) { |
| case DA9052_PAGE0_CON_REG: |
| case DA9052_STATUS_A_REG: |
| case DA9052_STATUS_B_REG: |
| case DA9052_STATUS_C_REG: |
| case DA9052_STATUS_D_REG: |
| case DA9052_EVENT_A_REG: |
| case DA9052_EVENT_B_REG: |
| case DA9052_EVENT_C_REG: |
| case DA9052_EVENT_D_REG: |
| case DA9052_FAULTLOG_REG: |
| case DA9052_IRQ_MASK_A_REG: |
| case DA9052_IRQ_MASK_B_REG: |
| case DA9052_IRQ_MASK_C_REG: |
| case DA9052_IRQ_MASK_D_REG: |
| case DA9052_CONTROL_A_REG: |
| case DA9052_CONTROL_B_REG: |
| case DA9052_CONTROL_C_REG: |
| case DA9052_CONTROL_D_REG: |
| case DA9052_PDDIS_REG: |
| case DA9052_INTERFACE_REG: |
| case DA9052_RESET_REG: |
| case DA9052_GPIO_0_1_REG: |
| case DA9052_GPIO_2_3_REG: |
| case DA9052_GPIO_4_5_REG: |
| case DA9052_GPIO_6_7_REG: |
| case DA9052_GPIO_14_15_REG: |
| case DA9052_ID_0_1_REG: |
| case DA9052_ID_2_3_REG: |
| case DA9052_ID_4_5_REG: |
| case DA9052_ID_6_7_REG: |
| case DA9052_ID_8_9_REG: |
| case DA9052_ID_10_11_REG: |
| case DA9052_ID_12_13_REG: |
| case DA9052_ID_14_15_REG: |
| case DA9052_ID_16_17_REG: |
| case DA9052_ID_18_19_REG: |
| case DA9052_ID_20_21_REG: |
| case DA9052_SEQ_STATUS_REG: |
| case DA9052_SEQ_A_REG: |
| case DA9052_SEQ_B_REG: |
| case DA9052_SEQ_TIMER_REG: |
| case DA9052_BUCKA_REG: |
| case DA9052_BUCKB_REG: |
| case DA9052_BUCKCORE_REG: |
| case DA9052_BUCKPRO_REG: |
| case DA9052_BUCKMEM_REG: |
| case DA9052_BUCKPERI_REG: |
| case DA9052_LDO1_REG: |
| case DA9052_LDO2_REG: |
| case DA9052_LDO3_REG: |
| case DA9052_LDO4_REG: |
| case DA9052_LDO5_REG: |
| case DA9052_LDO6_REG: |
| case DA9052_LDO7_REG: |
| case DA9052_LDO8_REG: |
| case DA9052_LDO9_REG: |
| case DA9052_LDO10_REG: |
| case DA9052_SUPPLY_REG: |
| case DA9052_PULLDOWN_REG: |
| case DA9052_CHGBUCK_REG: |
| case DA9052_WAITCONT_REG: |
| case DA9052_ISET_REG: |
| case DA9052_BATCHG_REG: |
| case DA9052_CHG_CONT_REG: |
| case DA9052_INPUT_CONT_REG: |
| case DA9052_CHG_TIME_REG: |
| case DA9052_BBAT_CONT_REG: |
| case DA9052_BOOST_REG: |
| case DA9052_LED_CONT_REG: |
| case DA9052_LEDMIN123_REG: |
| case DA9052_LED1_CONF_REG: |
| case DA9052_LED2_CONF_REG: |
| case DA9052_LED3_CONF_REG: |
| case DA9052_LED1CONT_REG: |
| case DA9052_LED2CONT_REG: |
| case DA9052_LED3CONT_REG: |
| case DA9052_LED_CONT_4_REG: |
| case DA9052_LED_CONT_5_REG: |
| case DA9052_ADC_MAN_REG: |
| case DA9052_ADC_CONT_REG: |
| case DA9052_ADC_RES_L_REG: |
| case DA9052_ADC_RES_H_REG: |
| case DA9052_VDD_RES_REG: |
| case DA9052_VDD_MON_REG: |
| case DA9052_ICHG_AV_REG: |
| case DA9052_ICHG_THD_REG: |
| case DA9052_ICHG_END_REG: |
| case DA9052_TBAT_RES_REG: |
| case DA9052_TBAT_HIGHP_REG: |
| case DA9052_TBAT_HIGHN_REG: |
| case DA9052_TBAT_LOW_REG: |
| case DA9052_T_OFFSET_REG: |
| case DA9052_ADCIN4_RES_REG: |
| case DA9052_AUTO4_HIGH_REG: |
| case DA9052_AUTO4_LOW_REG: |
| case DA9052_ADCIN5_RES_REG: |
| case DA9052_AUTO5_HIGH_REG: |
| case DA9052_AUTO5_LOW_REG: |
| case DA9052_ADCIN6_RES_REG: |
| case DA9052_AUTO6_HIGH_REG: |
| case DA9052_AUTO6_LOW_REG: |
| case DA9052_TJUNC_RES_REG: |
| case DA9052_TSI_CONT_A_REG: |
| case DA9052_TSI_CONT_B_REG: |
| case DA9052_TSI_X_MSB_REG: |
| case DA9052_TSI_Y_MSB_REG: |
| case DA9052_TSI_LSB_REG: |
| case DA9052_TSI_Z_MSB_REG: |
| case DA9052_COUNT_S_REG: |
| case DA9052_COUNT_MI_REG: |
| case DA9052_COUNT_H_REG: |
| case DA9052_COUNT_D_REG: |
| case DA9052_COUNT_MO_REG: |
| case DA9052_COUNT_Y_REG: |
| case DA9052_ALARM_MI_REG: |
| case DA9052_ALARM_H_REG: |
| case DA9052_ALARM_D_REG: |
| case DA9052_ALARM_MO_REG: |
| case DA9052_ALARM_Y_REG: |
| case DA9052_SECOND_A_REG: |
| case DA9052_SECOND_B_REG: |
| case DA9052_SECOND_C_REG: |
| case DA9052_SECOND_D_REG: |
| case DA9052_PAGE1_CON_REG: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| static bool da9052_reg_writeable(struct device *dev, unsigned int reg) |
| { |
| switch (reg) { |
| case DA9052_PAGE0_CON_REG: |
| case DA9052_EVENT_A_REG: |
| case DA9052_EVENT_B_REG: |
| case DA9052_EVENT_C_REG: |
| case DA9052_EVENT_D_REG: |
| case DA9052_IRQ_MASK_A_REG: |
| case DA9052_IRQ_MASK_B_REG: |
| case DA9052_IRQ_MASK_C_REG: |
| case DA9052_IRQ_MASK_D_REG: |
| case DA9052_CONTROL_A_REG: |
| case DA9052_CONTROL_B_REG: |
| case DA9052_CONTROL_C_REG: |
| case DA9052_CONTROL_D_REG: |
| case DA9052_PDDIS_REG: |
| case DA9052_RESET_REG: |
| case DA9052_GPIO_0_1_REG: |
| case DA9052_GPIO_2_3_REG: |
| case DA9052_GPIO_4_5_REG: |
| case DA9052_GPIO_6_7_REG: |
| case DA9052_GPIO_14_15_REG: |
| case DA9052_ID_0_1_REG: |
| case DA9052_ID_2_3_REG: |
| case DA9052_ID_4_5_REG: |
| case DA9052_ID_6_7_REG: |
| case DA9052_ID_8_9_REG: |
| case DA9052_ID_10_11_REG: |
| case DA9052_ID_12_13_REG: |
| case DA9052_ID_14_15_REG: |
| case DA9052_ID_16_17_REG: |
| case DA9052_ID_18_19_REG: |
| case DA9052_ID_20_21_REG: |
| case DA9052_SEQ_STATUS_REG: |
| case DA9052_SEQ_A_REG: |
| case DA9052_SEQ_B_REG: |
| case DA9052_SEQ_TIMER_REG: |
| case DA9052_BUCKA_REG: |
| case DA9052_BUCKB_REG: |
| case DA9052_BUCKCORE_REG: |
| case DA9052_BUCKPRO_REG: |
| case DA9052_BUCKMEM_REG: |
| case DA9052_BUCKPERI_REG: |
| case DA9052_LDO1_REG: |
| case DA9052_LDO2_REG: |
| case DA9052_LDO3_REG: |
| case DA9052_LDO4_REG: |
| case DA9052_LDO5_REG: |
| case DA9052_LDO6_REG: |
| case DA9052_LDO7_REG: |
| case DA9052_LDO8_REG: |
| case DA9052_LDO9_REG: |
| case DA9052_LDO10_REG: |
| case DA9052_SUPPLY_REG: |
| case DA9052_PULLDOWN_REG: |
| case DA9052_CHGBUCK_REG: |
| case DA9052_WAITCONT_REG: |
| case DA9052_ISET_REG: |
| case DA9052_BATCHG_REG: |
| case DA9052_CHG_CONT_REG: |
| case DA9052_INPUT_CONT_REG: |
| case DA9052_BBAT_CONT_REG: |
| case DA9052_BOOST_REG: |
| case DA9052_LED_CONT_REG: |
| case DA9052_LEDMIN123_REG: |
| case DA9052_LED1_CONF_REG: |
| case DA9052_LED2_CONF_REG: |
| case DA9052_LED3_CONF_REG: |
| case DA9052_LED1CONT_REG: |
| case DA9052_LED2CONT_REG: |
| case DA9052_LED3CONT_REG: |
| case DA9052_LED_CONT_4_REG: |
| case DA9052_LED_CONT_5_REG: |
| case DA9052_ADC_MAN_REG: |
| case DA9052_ADC_CONT_REG: |
| case DA9052_ADC_RES_L_REG: |
| case DA9052_ADC_RES_H_REG: |
| case DA9052_VDD_RES_REG: |
| case DA9052_VDD_MON_REG: |
| case DA9052_ICHG_THD_REG: |
| case DA9052_ICHG_END_REG: |
| case DA9052_TBAT_HIGHP_REG: |
| case DA9052_TBAT_HIGHN_REG: |
| case DA9052_TBAT_LOW_REG: |
| case DA9052_T_OFFSET_REG: |
| case DA9052_AUTO4_HIGH_REG: |
| case DA9052_AUTO4_LOW_REG: |
| case DA9052_AUTO5_HIGH_REG: |
| case DA9052_AUTO5_LOW_REG: |
| case DA9052_AUTO6_HIGH_REG: |
| case DA9052_AUTO6_LOW_REG: |
| case DA9052_TSI_CONT_A_REG: |
| case DA9052_TSI_CONT_B_REG: |
| case DA9052_COUNT_S_REG: |
| case DA9052_COUNT_MI_REG: |
| case DA9052_COUNT_H_REG: |
| case DA9052_COUNT_D_REG: |
| case DA9052_COUNT_MO_REG: |
| case DA9052_COUNT_Y_REG: |
| case DA9052_ALARM_MI_REG: |
| case DA9052_ALARM_H_REG: |
| case DA9052_ALARM_D_REG: |
| case DA9052_ALARM_MO_REG: |
| case DA9052_ALARM_Y_REG: |
| case DA9052_PAGE1_CON_REG: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| static bool da9052_reg_volatile(struct device *dev, unsigned int reg) |
| { |
| switch (reg) { |
| case DA9052_STATUS_A_REG: |
| case DA9052_STATUS_B_REG: |
| case DA9052_STATUS_C_REG: |
| case DA9052_STATUS_D_REG: |
| case DA9052_EVENT_A_REG: |
| case DA9052_EVENT_B_REG: |
| case DA9052_EVENT_C_REG: |
| case DA9052_EVENT_D_REG: |
| case DA9052_FAULTLOG_REG: |
| case DA9052_CHG_TIME_REG: |
| case DA9052_ADC_RES_L_REG: |
| case DA9052_ADC_RES_H_REG: |
| case DA9052_VDD_RES_REG: |
| case DA9052_ICHG_AV_REG: |
| case DA9052_TBAT_RES_REG: |
| case DA9052_ADCIN4_RES_REG: |
| case DA9052_ADCIN5_RES_REG: |
| case DA9052_ADCIN6_RES_REG: |
| case DA9052_TJUNC_RES_REG: |
| case DA9052_TSI_X_MSB_REG: |
| case DA9052_TSI_Y_MSB_REG: |
| case DA9052_TSI_LSB_REG: |
| case DA9052_TSI_Z_MSB_REG: |
| case DA9052_COUNT_S_REG: |
| case DA9052_COUNT_MI_REG: |
| case DA9052_COUNT_H_REG: |
| case DA9052_COUNT_D_REG: |
| case DA9052_COUNT_MO_REG: |
| case DA9052_COUNT_Y_REG: |
| case DA9052_ALARM_MI_REG: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| static struct resource da9052_rtc_resource = { |
| .name = "ALM", |
| .start = DA9052_IRQ_ALARM, |
| .end = DA9052_IRQ_ALARM, |
| .flags = IORESOURCE_IRQ, |
| }; |
| |
| static struct resource da9052_onkey_resource = { |
| .name = "ONKEY", |
| .start = DA9052_IRQ_NONKEY, |
| .end = DA9052_IRQ_NONKEY, |
| .flags = IORESOURCE_IRQ, |
| }; |
| |
| static struct resource da9052_bat_resources[] = { |
| { |
| .name = "BATT TEMP", |
| .start = DA9052_IRQ_TBAT, |
| .end = DA9052_IRQ_TBAT, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "DCIN DET", |
| .start = DA9052_IRQ_DCIN, |
| .end = DA9052_IRQ_DCIN, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "DCIN REM", |
| .start = DA9052_IRQ_DCINREM, |
| .end = DA9052_IRQ_DCINREM, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "VBUS DET", |
| .start = DA9052_IRQ_VBUS, |
| .end = DA9052_IRQ_VBUS, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "VBUS REM", |
| .start = DA9052_IRQ_VBUSREM, |
| .end = DA9052_IRQ_VBUSREM, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "CHG END", |
| .start = DA9052_IRQ_CHGEND, |
| .end = DA9052_IRQ_CHGEND, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct resource da9052_tsi_resources[] = { |
| { |
| .name = "PENDWN", |
| .start = DA9052_IRQ_PENDOWN, |
| .end = DA9052_IRQ_PENDOWN, |
| .flags = IORESOURCE_IRQ, |
| }, |
| { |
| .name = "TSIRDY", |
| .start = DA9052_IRQ_TSIREADY, |
| .end = DA9052_IRQ_TSIREADY, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct mfd_cell __devinitdata da9052_subdev_info[] = { |
| { |
| .name = "da9052-regulator", |
| .id = 1, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 2, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 3, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 4, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 5, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 6, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 7, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 8, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 9, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 10, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 11, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 12, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 13, |
| }, |
| { |
| .name = "da9052-regulator", |
| .id = 14, |
| }, |
| { |
| .name = "da9052-onkey", |
| .resources = &da9052_onkey_resource, |
| .num_resources = 1, |
| }, |
| { |
| .name = "da9052-rtc", |
| .resources = &da9052_rtc_resource, |
| .num_resources = 1, |
| }, |
| { |
| .name = "da9052-gpio", |
| }, |
| { |
| .name = "da9052-hwmon", |
| }, |
| { |
| .name = "da9052-leds", |
| }, |
| { |
| .name = "da9052-wled1", |
| }, |
| { |
| .name = "da9052-wled2", |
| }, |
| { |
| .name = "da9052-wled3", |
| }, |
| { |
| .name = "da9052-tsi", |
| .resources = da9052_tsi_resources, |
| .num_resources = ARRAY_SIZE(da9052_tsi_resources), |
| }, |
| { |
| .name = "da9052-bat", |
| .resources = da9052_bat_resources, |
| .num_resources = ARRAY_SIZE(da9052_bat_resources), |
| }, |
| { |
| .name = "da9052-watchdog", |
| }, |
| }; |
| |
| static struct regmap_irq da9052_irqs[] = { |
| [DA9052_IRQ_DCIN] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_1, |
| }, |
| [DA9052_IRQ_VBUS] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_2, |
| }, |
| [DA9052_IRQ_DCINREM] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_3, |
| }, |
| [DA9052_IRQ_VBUSREM] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_4, |
| }, |
| [DA9052_IRQ_VDDLOW] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_5, |
| }, |
| [DA9052_IRQ_ALARM] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_6, |
| }, |
| [DA9052_IRQ_SEQRDY] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_7, |
| }, |
| [DA9052_IRQ_COMP1V2] = { |
| .reg_offset = 0, |
| .mask = DA9052_IRQ_MASK_POS_8, |
| }, |
| [DA9052_IRQ_NONKEY] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_1, |
| }, |
| [DA9052_IRQ_IDFLOAT] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_2, |
| }, |
| [DA9052_IRQ_IDGND] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_3, |
| }, |
| [DA9052_IRQ_CHGEND] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_4, |
| }, |
| [DA9052_IRQ_TBAT] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_5, |
| }, |
| [DA9052_IRQ_ADC_EOM] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_6, |
| }, |
| [DA9052_IRQ_PENDOWN] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_7, |
| }, |
| [DA9052_IRQ_TSIREADY] = { |
| .reg_offset = 1, |
| .mask = DA9052_IRQ_MASK_POS_8, |
| }, |
| [DA9052_IRQ_GPI0] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_1, |
| }, |
| [DA9052_IRQ_GPI1] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_2, |
| }, |
| [DA9052_IRQ_GPI2] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_3, |
| }, |
| [DA9052_IRQ_GPI3] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_4, |
| }, |
| [DA9052_IRQ_GPI4] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_5, |
| }, |
| [DA9052_IRQ_GPI5] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_6, |
| }, |
| [DA9052_IRQ_GPI6] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_7, |
| }, |
| [DA9052_IRQ_GPI7] = { |
| .reg_offset = 2, |
| .mask = DA9052_IRQ_MASK_POS_8, |
| }, |
| [DA9052_IRQ_GPI8] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_1, |
| }, |
| [DA9052_IRQ_GPI9] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_2, |
| }, |
| [DA9052_IRQ_GPI10] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_3, |
| }, |
| [DA9052_IRQ_GPI11] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_4, |
| }, |
| [DA9052_IRQ_GPI12] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_5, |
| }, |
| [DA9052_IRQ_GPI13] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_6, |
| }, |
| [DA9052_IRQ_GPI14] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_7, |
| }, |
| [DA9052_IRQ_GPI15] = { |
| .reg_offset = 3, |
| .mask = DA9052_IRQ_MASK_POS_8, |
| }, |
| }; |
| |
| static struct regmap_irq_chip da9052_regmap_irq_chip = { |
| .name = "da9052_irq", |
| .status_base = DA9052_EVENT_A_REG, |
| .mask_base = DA9052_IRQ_MASK_A_REG, |
| .ack_base = DA9052_EVENT_A_REG, |
| .num_regs = DA9052_NUM_IRQ_REGS, |
| .irqs = da9052_irqs, |
| .num_irqs = ARRAY_SIZE(da9052_irqs), |
| }; |
| |
| struct regmap_config da9052_regmap_config = { |
| .reg_bits = 8, |
| .val_bits = 8, |
| |
| .cache_type = REGCACHE_RBTREE, |
| |
| .max_register = DA9052_PAGE1_CON_REG, |
| .readable_reg = da9052_reg_readable, |
| .writeable_reg = da9052_reg_writeable, |
| .volatile_reg = da9052_reg_volatile, |
| }; |
| EXPORT_SYMBOL_GPL(da9052_regmap_config); |
| |
| int __devinit da9052_device_init(struct da9052 *da9052, u8 chip_id) |
| { |
| struct da9052_pdata *pdata = da9052->dev->platform_data; |
| struct irq_desc *desc; |
| int ret; |
| |
| mutex_init(&da9052->io_lock); |
| |
| if (pdata && pdata->init != NULL) |
| pdata->init(da9052); |
| |
| da9052->chip_id = chip_id; |
| |
| if (!pdata || !pdata->irq_base) |
| da9052->irq_base = -1; |
| else |
| da9052->irq_base = pdata->irq_base; |
| |
| ret = regmap_add_irq_chip(da9052->regmap, da9052->chip_irq, |
| IRQF_TRIGGER_LOW | IRQF_ONESHOT, |
| da9052->irq_base, &da9052_regmap_irq_chip, |
| NULL); |
| if (ret < 0) |
| goto regmap_err; |
| |
| desc = irq_to_desc(da9052->chip_irq); |
| da9052->irq_base = regmap_irq_chip_get_base(desc->action->dev_id); |
| |
| ret = mfd_add_devices(da9052->dev, -1, da9052_subdev_info, |
| ARRAY_SIZE(da9052_subdev_info), NULL, 0); |
| if (ret) |
| goto err; |
| |
| return 0; |
| |
| err: |
| mfd_remove_devices(da9052->dev); |
| regmap_err: |
| return ret; |
| } |
| |
| void da9052_device_exit(struct da9052 *da9052) |
| { |
| regmap_del_irq_chip(da9052->chip_irq, |
| irq_get_irq_data(da9052->irq_base)->chip_data); |
| mfd_remove_devices(da9052->dev); |
| } |
| |
| MODULE_AUTHOR("David Dajun Chen <dchen@diasemi.com>"); |
| MODULE_DESCRIPTION("DA9052 MFD Core"); |
| MODULE_LICENSE("GPL"); |
