linux-stable/drivers/mfd/sec-irq.c
Stuart Menefy ec85d4a10e mfd: sec: Add support for the RTC on S2MPA01
The RTC portion of the S2MPA01 appears to have the same
register layout as the S2MPS14.

Signed-off-by: Stuart Menefy <stuart.menefy@mathembedded.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
2019-05-14 08:13:25 +01:00

506 lines
11 KiB
C

// SPDX-License-Identifier: GPL-2.0+
//
// Copyright (c) 2011-2014 Samsung Electronics Co., Ltd
// http://www.samsung.com
#include <linux/device.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/mfd/samsung/core.h>
#include <linux/mfd/samsung/irq.h>
#include <linux/mfd/samsung/s2mps11.h>
#include <linux/mfd/samsung/s2mps14.h>
#include <linux/mfd/samsung/s2mpu02.h>
#include <linux/mfd/samsung/s5m8763.h>
#include <linux/mfd/samsung/s5m8767.h>
static const struct regmap_irq s2mps11_irqs[] = {
[S2MPS11_IRQ_PWRONF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONF_MASK,
},
[S2MPS11_IRQ_PWRONR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONR_MASK,
},
[S2MPS11_IRQ_JIGONBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBF_MASK,
},
[S2MPS11_IRQ_JIGONBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBR_MASK,
},
[S2MPS11_IRQ_ACOKBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBF_MASK,
},
[S2MPS11_IRQ_ACOKBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBR_MASK,
},
[S2MPS11_IRQ_PWRON1S] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRON1S_MASK,
},
[S2MPS11_IRQ_MRB] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_MRB_MASK,
},
[S2MPS11_IRQ_RTC60S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC60S_MASK,
},
[S2MPS11_IRQ_RTCA1] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA1_MASK,
},
[S2MPS11_IRQ_RTCA0] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA0_MASK,
},
[S2MPS11_IRQ_SMPL] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_SMPL_MASK,
},
[S2MPS11_IRQ_RTC1S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC1S_MASK,
},
[S2MPS11_IRQ_WTSR] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_WTSR_MASK,
},
[S2MPS11_IRQ_INT120C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT120C_MASK,
},
[S2MPS11_IRQ_INT140C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT140C_MASK,
},
};
static const struct regmap_irq s2mps14_irqs[] = {
[S2MPS14_IRQ_PWRONF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONF_MASK,
},
[S2MPS14_IRQ_PWRONR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONR_MASK,
},
[S2MPS14_IRQ_JIGONBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBF_MASK,
},
[S2MPS14_IRQ_JIGONBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBR_MASK,
},
[S2MPS14_IRQ_ACOKBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBF_MASK,
},
[S2MPS14_IRQ_ACOKBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBR_MASK,
},
[S2MPS14_IRQ_PWRON1S] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRON1S_MASK,
},
[S2MPS14_IRQ_MRB] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_MRB_MASK,
},
[S2MPS14_IRQ_RTC60S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC60S_MASK,
},
[S2MPS14_IRQ_RTCA1] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA1_MASK,
},
[S2MPS14_IRQ_RTCA0] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA0_MASK,
},
[S2MPS14_IRQ_SMPL] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_SMPL_MASK,
},
[S2MPS14_IRQ_RTC1S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC1S_MASK,
},
[S2MPS14_IRQ_WTSR] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_WTSR_MASK,
},
[S2MPS14_IRQ_INT120C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT120C_MASK,
},
[S2MPS14_IRQ_INT140C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT140C_MASK,
},
[S2MPS14_IRQ_TSD] = {
.reg_offset = 2,
.mask = S2MPS14_IRQ_TSD_MASK,
},
};
static const struct regmap_irq s2mpu02_irqs[] = {
[S2MPU02_IRQ_PWRONF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONF_MASK,
},
[S2MPU02_IRQ_PWRONR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRONR_MASK,
},
[S2MPU02_IRQ_JIGONBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBF_MASK,
},
[S2MPU02_IRQ_JIGONBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_JIGONBR_MASK,
},
[S2MPU02_IRQ_ACOKBF] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBF_MASK,
},
[S2MPU02_IRQ_ACOKBR] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_ACOKBR_MASK,
},
[S2MPU02_IRQ_PWRON1S] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_PWRON1S_MASK,
},
[S2MPU02_IRQ_MRB] = {
.reg_offset = 0,
.mask = S2MPS11_IRQ_MRB_MASK,
},
[S2MPU02_IRQ_RTC60S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC60S_MASK,
},
[S2MPU02_IRQ_RTCA1] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA1_MASK,
},
[S2MPU02_IRQ_RTCA0] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTCA0_MASK,
},
[S2MPU02_IRQ_SMPL] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_SMPL_MASK,
},
[S2MPU02_IRQ_RTC1S] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_RTC1S_MASK,
},
[S2MPU02_IRQ_WTSR] = {
.reg_offset = 1,
.mask = S2MPS11_IRQ_WTSR_MASK,
},
[S2MPU02_IRQ_INT120C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT120C_MASK,
},
[S2MPU02_IRQ_INT140C] = {
.reg_offset = 2,
.mask = S2MPS11_IRQ_INT140C_MASK,
},
[S2MPU02_IRQ_TSD] = {
.reg_offset = 2,
.mask = S2MPS14_IRQ_TSD_MASK,
},
};
static const struct regmap_irq s5m8767_irqs[] = {
[S5M8767_IRQ_PWRR] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_PWRR_MASK,
},
[S5M8767_IRQ_PWRF] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_PWRF_MASK,
},
[S5M8767_IRQ_PWR1S] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_PWR1S_MASK,
},
[S5M8767_IRQ_JIGR] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_JIGR_MASK,
},
[S5M8767_IRQ_JIGF] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_JIGF_MASK,
},
[S5M8767_IRQ_LOWBAT2] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_LOWBAT2_MASK,
},
[S5M8767_IRQ_LOWBAT1] = {
.reg_offset = 0,
.mask = S5M8767_IRQ_LOWBAT1_MASK,
},
[S5M8767_IRQ_MRB] = {
.reg_offset = 1,
.mask = S5M8767_IRQ_MRB_MASK,
},
[S5M8767_IRQ_DVSOK2] = {
.reg_offset = 1,
.mask = S5M8767_IRQ_DVSOK2_MASK,
},
[S5M8767_IRQ_DVSOK3] = {
.reg_offset = 1,
.mask = S5M8767_IRQ_DVSOK3_MASK,
},
[S5M8767_IRQ_DVSOK4] = {
.reg_offset = 1,
.mask = S5M8767_IRQ_DVSOK4_MASK,
},
[S5M8767_IRQ_RTC60S] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_RTC60S_MASK,
},
[S5M8767_IRQ_RTCA1] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_RTCA1_MASK,
},
[S5M8767_IRQ_RTCA2] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_RTCA2_MASK,
},
[S5M8767_IRQ_SMPL] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_SMPL_MASK,
},
[S5M8767_IRQ_RTC1S] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_RTC1S_MASK,
},
[S5M8767_IRQ_WTSR] = {
.reg_offset = 2,
.mask = S5M8767_IRQ_WTSR_MASK,
},
};
static const struct regmap_irq s5m8763_irqs[] = {
[S5M8763_IRQ_DCINF] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_DCINF_MASK,
},
[S5M8763_IRQ_DCINR] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_DCINR_MASK,
},
[S5M8763_IRQ_JIGF] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_JIGF_MASK,
},
[S5M8763_IRQ_JIGR] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_JIGR_MASK,
},
[S5M8763_IRQ_PWRONF] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_PWRONF_MASK,
},
[S5M8763_IRQ_PWRONR] = {
.reg_offset = 0,
.mask = S5M8763_IRQ_PWRONR_MASK,
},
[S5M8763_IRQ_WTSREVNT] = {
.reg_offset = 1,
.mask = S5M8763_IRQ_WTSREVNT_MASK,
},
[S5M8763_IRQ_SMPLEVNT] = {
.reg_offset = 1,
.mask = S5M8763_IRQ_SMPLEVNT_MASK,
},
[S5M8763_IRQ_ALARM1] = {
.reg_offset = 1,
.mask = S5M8763_IRQ_ALARM1_MASK,
},
[S5M8763_IRQ_ALARM0] = {
.reg_offset = 1,
.mask = S5M8763_IRQ_ALARM0_MASK,
},
[S5M8763_IRQ_ONKEY1S] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_ONKEY1S_MASK,
},
[S5M8763_IRQ_TOPOFFR] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_TOPOFFR_MASK,
},
[S5M8763_IRQ_DCINOVPR] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_DCINOVPR_MASK,
},
[S5M8763_IRQ_CHGRSTF] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_CHGRSTF_MASK,
},
[S5M8763_IRQ_DONER] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_DONER_MASK,
},
[S5M8763_IRQ_CHGFAULT] = {
.reg_offset = 2,
.mask = S5M8763_IRQ_CHGFAULT_MASK,
},
[S5M8763_IRQ_LOBAT1] = {
.reg_offset = 3,
.mask = S5M8763_IRQ_LOBAT1_MASK,
},
[S5M8763_IRQ_LOBAT2] = {
.reg_offset = 3,
.mask = S5M8763_IRQ_LOBAT2_MASK,
},
};
static const struct regmap_irq_chip s2mps11_irq_chip = {
.name = "s2mps11",
.irqs = s2mps11_irqs,
.num_irqs = ARRAY_SIZE(s2mps11_irqs),
.num_regs = 3,
.status_base = S2MPS11_REG_INT1,
.mask_base = S2MPS11_REG_INT1M,
.ack_base = S2MPS11_REG_INT1,
};
#define S2MPS1X_IRQ_CHIP_COMMON_DATA \
.irqs = s2mps14_irqs, \
.num_irqs = ARRAY_SIZE(s2mps14_irqs), \
.num_regs = 3, \
.status_base = S2MPS14_REG_INT1, \
.mask_base = S2MPS14_REG_INT1M, \
.ack_base = S2MPS14_REG_INT1 \
static const struct regmap_irq_chip s2mps13_irq_chip = {
.name = "s2mps13",
S2MPS1X_IRQ_CHIP_COMMON_DATA,
};
static const struct regmap_irq_chip s2mps14_irq_chip = {
.name = "s2mps14",
S2MPS1X_IRQ_CHIP_COMMON_DATA,
};
static const struct regmap_irq_chip s2mps15_irq_chip = {
.name = "s2mps15",
S2MPS1X_IRQ_CHIP_COMMON_DATA,
};
static const struct regmap_irq_chip s2mpu02_irq_chip = {
.name = "s2mpu02",
.irqs = s2mpu02_irqs,
.num_irqs = ARRAY_SIZE(s2mpu02_irqs),
.num_regs = 3,
.status_base = S2MPU02_REG_INT1,
.mask_base = S2MPU02_REG_INT1M,
.ack_base = S2MPU02_REG_INT1,
};
static const struct regmap_irq_chip s5m8767_irq_chip = {
.name = "s5m8767",
.irqs = s5m8767_irqs,
.num_irqs = ARRAY_SIZE(s5m8767_irqs),
.num_regs = 3,
.status_base = S5M8767_REG_INT1,
.mask_base = S5M8767_REG_INT1M,
.ack_base = S5M8767_REG_INT1,
};
static const struct regmap_irq_chip s5m8763_irq_chip = {
.name = "s5m8763",
.irqs = s5m8763_irqs,
.num_irqs = ARRAY_SIZE(s5m8763_irqs),
.num_regs = 4,
.status_base = S5M8763_REG_IRQ1,
.mask_base = S5M8763_REG_IRQM1,
.ack_base = S5M8763_REG_IRQ1,
};
int sec_irq_init(struct sec_pmic_dev *sec_pmic)
{
int ret = 0;
int type = sec_pmic->device_type;
const struct regmap_irq_chip *sec_irq_chip;
if (!sec_pmic->irq) {
dev_warn(sec_pmic->dev,
"No interrupt specified, no interrupts\n");
sec_pmic->irq_base = 0;
return 0;
}
switch (type) {
case S5M8763X:
sec_irq_chip = &s5m8763_irq_chip;
break;
case S5M8767X:
sec_irq_chip = &s5m8767_irq_chip;
break;
case S2MPA01:
sec_irq_chip = &s2mps14_irq_chip;
break;
case S2MPS11X:
sec_irq_chip = &s2mps11_irq_chip;
break;
case S2MPS13X:
sec_irq_chip = &s2mps13_irq_chip;
break;
case S2MPS14X:
sec_irq_chip = &s2mps14_irq_chip;
break;
case S2MPS15X:
sec_irq_chip = &s2mps15_irq_chip;
break;
case S2MPU02:
sec_irq_chip = &s2mpu02_irq_chip;
break;
default:
dev_err(sec_pmic->dev, "Unknown device type %lu\n",
sec_pmic->device_type);
return -EINVAL;
}
ret = devm_regmap_add_irq_chip(sec_pmic->dev, sec_pmic->regmap_pmic,
sec_pmic->irq,
IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
sec_pmic->irq_base, sec_irq_chip,
&sec_pmic->irq_data);
if (ret != 0) {
dev_err(sec_pmic->dev, "Failed to register IRQ chip: %d\n", ret);
return ret;
}
/*
* The rtc-s5m driver requests S2MPS14_IRQ_RTCA0 also for S2MPS11
* so the interrupt number must be consistent.
*/
BUILD_BUG_ON(((enum s2mps14_irq)S2MPS11_IRQ_RTCA0) != S2MPS14_IRQ_RTCA0);
return 0;
}
EXPORT_SYMBOL_GPL(sec_irq_init);
MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>");
MODULE_DESCRIPTION("Interrupt support for the S5M MFD");
MODULE_LICENSE("GPL");