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path: root/kernel/drivers/mfd/sec-irq.c
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-rw-r--r--kernel/drivers/mfd/sec-irq.c499
1 files changed, 499 insertions, 0 deletions
diff --git a/kernel/drivers/mfd/sec-irq.c b/kernel/drivers/mfd/sec-irq.c
new file mode 100644
index 000000000..806fa8dbb
--- /dev/null
+++ b/kernel/drivers/mfd/sec-irq.c
@@ -0,0 +1,499 @@
+/*
+ * sec-irq.c
+ *
+ * Copyright (c) 2011-2014 Samsung Electronics Co., Ltd
+ * http://www.samsung.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/interrupt.h>
+#include <linux/irq.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 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 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 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 = regmap_add_irq_chip(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;
+}
+
+void sec_irq_exit(struct sec_pmic_dev *sec_pmic)
+{
+ regmap_del_irq_chip(sec_pmic->irq, sec_pmic->irq_data);
+}