diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/mfd/wm8994-irq.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/mfd/wm8994-irq.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/ANDROID_3.4.5/drivers/mfd/wm8994-irq.c b/ANDROID_3.4.5/drivers/mfd/wm8994-irq.c deleted file mode 100644 index 46b20c44..00000000 --- a/ANDROID_3.4.5/drivers/mfd/wm8994-irq.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * wm8994-irq.c -- Interrupt controller support for Wolfson WM8994 - * - * Copyright 2010 Wolfson Microelectronics PLC. - * - * Author: Mark Brown <broonie@opensource.wolfsonmicro.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/kernel.h> -#include <linux/module.h> -#include <linux/i2c.h> -#include <linux/irq.h> -#include <linux/mfd/core.h> -#include <linux/interrupt.h> -#include <linux/regmap.h> - -#include <linux/mfd/wm8994/core.h> -#include <linux/mfd/wm8994/registers.h> - -#include <linux/delay.h> - -static struct regmap_irq wm8994_irqs[] = { - [WM8994_IRQ_TEMP_SHUT] = { - .reg_offset = 1, - .mask = WM8994_TEMP_SHUT_EINT, - }, - [WM8994_IRQ_MIC1_DET] = { - .reg_offset = 1, - .mask = WM8994_MIC1_DET_EINT, - }, - [WM8994_IRQ_MIC1_SHRT] = { - .reg_offset = 1, - .mask = WM8994_MIC1_SHRT_EINT, - }, - [WM8994_IRQ_MIC2_DET] = { - .reg_offset = 1, - .mask = WM8994_MIC2_DET_EINT, - }, - [WM8994_IRQ_MIC2_SHRT] = { - .reg_offset = 1, - .mask = WM8994_MIC2_SHRT_EINT, - }, - [WM8994_IRQ_FLL1_LOCK] = { - .reg_offset = 1, - .mask = WM8994_FLL1_LOCK_EINT, - }, - [WM8994_IRQ_FLL2_LOCK] = { - .reg_offset = 1, - .mask = WM8994_FLL2_LOCK_EINT, - }, - [WM8994_IRQ_SRC1_LOCK] = { - .reg_offset = 1, - .mask = WM8994_SRC1_LOCK_EINT, - }, - [WM8994_IRQ_SRC2_LOCK] = { - .reg_offset = 1, - .mask = WM8994_SRC2_LOCK_EINT, - }, - [WM8994_IRQ_AIF1DRC1_SIG_DET] = { - .reg_offset = 1, - .mask = WM8994_AIF1DRC1_SIG_DET, - }, - [WM8994_IRQ_AIF1DRC2_SIG_DET] = { - .reg_offset = 1, - .mask = WM8994_AIF1DRC2_SIG_DET_EINT, - }, - [WM8994_IRQ_AIF2DRC_SIG_DET] = { - .reg_offset = 1, - .mask = WM8994_AIF2DRC_SIG_DET_EINT, - }, - [WM8994_IRQ_FIFOS_ERR] = { - .reg_offset = 1, - .mask = WM8994_FIFOS_ERR_EINT, - }, - [WM8994_IRQ_WSEQ_DONE] = { - .reg_offset = 1, - .mask = WM8994_WSEQ_DONE_EINT, - }, - [WM8994_IRQ_DCS_DONE] = { - .reg_offset = 1, - .mask = WM8994_DCS_DONE_EINT, - }, - [WM8994_IRQ_TEMP_WARN] = { - .reg_offset = 1, - .mask = WM8994_TEMP_WARN_EINT, - }, - [WM8994_IRQ_GPIO(1)] = { - .mask = WM8994_GP1_EINT, - }, - [WM8994_IRQ_GPIO(2)] = { - .mask = WM8994_GP2_EINT, - }, - [WM8994_IRQ_GPIO(3)] = { - .mask = WM8994_GP3_EINT, - }, - [WM8994_IRQ_GPIO(4)] = { - .mask = WM8994_GP4_EINT, - }, - [WM8994_IRQ_GPIO(5)] = { - .mask = WM8994_GP5_EINT, - }, - [WM8994_IRQ_GPIO(6)] = { - .mask = WM8994_GP6_EINT, - }, - [WM8994_IRQ_GPIO(7)] = { - .mask = WM8994_GP7_EINT, - }, - [WM8994_IRQ_GPIO(8)] = { - .mask = WM8994_GP8_EINT, - }, - [WM8994_IRQ_GPIO(9)] = { - .mask = WM8994_GP8_EINT, - }, - [WM8994_IRQ_GPIO(10)] = { - .mask = WM8994_GP10_EINT, - }, - [WM8994_IRQ_GPIO(11)] = { - .mask = WM8994_GP11_EINT, - }, -}; - -static struct regmap_irq_chip wm8994_irq_chip = { - .name = "wm8994", - .irqs = wm8994_irqs, - .num_irqs = ARRAY_SIZE(wm8994_irqs), - - .num_regs = 2, - .status_base = WM8994_INTERRUPT_STATUS_1, - .mask_base = WM8994_INTERRUPT_STATUS_1_MASK, - .ack_base = WM8994_INTERRUPT_STATUS_1, -}; - -int wm8994_irq_init(struct wm8994 *wm8994) -{ - int ret; - - if (!wm8994->irq) { - dev_warn(wm8994->dev, - "No interrupt specified, no interrupts\n"); - wm8994->irq_base = 0; - return 0; - } - - if (!wm8994->irq_base) { - dev_err(wm8994->dev, - "No interrupt base specified, no interrupts\n"); - return 0; - } - - ret = regmap_add_irq_chip(wm8994->regmap, wm8994->irq, - IRQF_TRIGGER_HIGH | IRQF_ONESHOT, - wm8994->irq_base, &wm8994_irq_chip, - &wm8994->irq_data); - if (ret != 0) { - dev_err(wm8994->dev, "Failed to register IRQ chip: %d\n", ret); - return ret; - } - - /* Enable top level interrupt if it was masked */ - wm8994_reg_write(wm8994, WM8994_INTERRUPT_CONTROL, 0); - - return 0; -} - -void wm8994_irq_exit(struct wm8994 *wm8994) -{ - regmap_del_irq_chip(wm8994->irq, wm8994->irq_data); -} |