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authorKrzysztof Kozlowski <k.kozlowski@samsung.com>2014-02-28 10:41:44 (GMT)
committerLee Jones <lee.jones@linaro.org>2014-03-18 10:50:09 (GMT)
commitdc6919663f7a02d02cc08d605a1f68d6cefe0042 (patch)
treef114b7cbbb668615d3aa747421da5da9bb5d00e8 /drivers/mfd
parent677620952a0fd1b1618bed57c1ebd94bf3c710f3 (diff)
downloadlinux-dc6919663f7a02d02cc08d605a1f68d6cefe0042.tar.xz
mfd: sec: Add support for S2MPS14
Add support for S2MPS14 PMIC device to the MFD sec-core driver. The S2MPS14 is similar to S2MPS11 but it has fewer regulators, two clocks instead of three and a little different registers layout. Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/sec-core.c48
-rw-r--r--drivers/mfd/sec-irq.c89
2 files changed, 131 insertions, 6 deletions
diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
index 9623899..a4df76c 100644
--- a/drivers/mfd/sec-core.c
+++ b/drivers/mfd/sec-core.c
@@ -27,6 +27,7 @@
#include <linux/mfd/samsung/irq.h>
#include <linux/mfd/samsung/rtc.h>
#include <linux/mfd/samsung/s2mps11.h>
+#include <linux/mfd/samsung/s2mps14.h>
#include <linux/mfd/samsung/s5m8763.h>
#include <linux/mfd/samsung/s5m8767.h>
#include <linux/regmap.h>
@@ -69,6 +70,16 @@ static const struct mfd_cell s2mps11_devs[] = {
}
};
+static const struct mfd_cell s2mps14_devs[] = {
+ {
+ .name = "s2mps14-pmic",
+ }, {
+ .name = "s2mps14-rtc",
+ }, {
+ .name = "s2mps14-clk",
+ }
+};
+
#ifdef CONFIG_OF
static struct of_device_id sec_dt_match[] = {
{ .compatible = "samsung,s5m8767-pmic",
@@ -77,6 +88,9 @@ static struct of_device_id sec_dt_match[] = {
{ .compatible = "samsung,s2mps11-pmic",
.data = (void *)S2MPS11X,
},
+ { .compatible = "samsung,s2mps14-pmic",
+ .data = (void *)S2MPS14X,
+ },
{},
};
#endif
@@ -120,6 +134,15 @@ static const struct regmap_config s2mps11_regmap_config = {
.cache_type = REGCACHE_FLAT,
};
+static const struct regmap_config s2mps14_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = S2MPS14_REG_LDODSCH3,
+ .volatile_reg = s2mps11_volatile,
+ .cache_type = REGCACHE_FLAT,
+};
+
static const struct regmap_config s5m8763_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
@@ -138,13 +161,20 @@ static const struct regmap_config s5m8767_regmap_config = {
.cache_type = REGCACHE_FLAT,
};
-static const struct regmap_config sec_rtc_regmap_config = {
+static const struct regmap_config s5m_rtc_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.max_register = SEC_RTC_REG_MAX,
};
+static const struct regmap_config s2mps14_rtc_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = S2MPS_RTC_REG_MAX,
+};
+
#ifdef CONFIG_OF
/*
* Only the common platform data elements for s5m8767 are parsed here from the
@@ -239,19 +269,23 @@ static int sec_pmic_probe(struct i2c_client *i2c,
* However we must pass something to devm_regmap_init_i2c()
* so use S5M-like regmap config even though it wouldn't work.
*/
- regmap_rtc = &sec_rtc_regmap_config;
+ regmap_rtc = &s5m_rtc_regmap_config;
+ break;
+ case S2MPS14X:
+ regmap = &s2mps14_regmap_config;
+ regmap_rtc = &s2mps14_rtc_regmap_config;
break;
case S5M8763X:
regmap = &s5m8763_regmap_config;
- regmap_rtc = &sec_rtc_regmap_config;
+ regmap_rtc = &s5m_rtc_regmap_config;
break;
case S5M8767X:
regmap = &s5m8767_regmap_config;
- regmap_rtc = &sec_rtc_regmap_config;
+ regmap_rtc = &s5m_rtc_regmap_config;
break;
default:
regmap = &sec_regmap_config;
- regmap_rtc = &sec_rtc_regmap_config;
+ regmap_rtc = &s5m_rtc_regmap_config;
break;
}
@@ -298,6 +332,10 @@ static int sec_pmic_probe(struct i2c_client *i2c,
ret = mfd_add_devices(sec_pmic->dev, -1, s2mps11_devs,
ARRAY_SIZE(s2mps11_devs), NULL, 0, NULL);
break;
+ case S2MPS14X:
+ ret = mfd_add_devices(sec_pmic->dev, -1, s2mps14_devs,
+ ARRAY_SIZE(s2mps14_devs), NULL, 0, NULL);
+ break;
default:
/* If this happens the probe function is problem */
BUG();
diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c
index e403c29..64e7913 100644
--- a/drivers/mfd/sec-irq.c
+++ b/drivers/mfd/sec-irq.c
@@ -1,7 +1,7 @@
/*
* sec-irq.c
*
- * Copyright (c) 2011 Samsung Electronics Co., Ltd
+ * 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
@@ -19,6 +19,7 @@
#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/s5m8763.h>
#include <linux/mfd/samsung/s5m8767.h>
@@ -89,6 +90,76 @@ static const struct regmap_irq s2mps11_irqs[] = {
},
};
+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 s5m8767_irqs[] = {
[S5M8767_IRQ_PWRR] = {
@@ -246,6 +317,16 @@ static const struct regmap_irq_chip s2mps11_irq_chip = {
.ack_base = S2MPS11_REG_INT1,
};
+static const struct regmap_irq_chip s2mps14_irq_chip = {
+ .name = "s2mps14",
+ .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 s5m8767_irq_chip = {
.name = "s5m8767",
.irqs = s5m8767_irqs,
@@ -297,6 +378,12 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
sec_pmic->irq_base, &s2mps11_irq_chip,
&sec_pmic->irq_data);
break;
+ case S2MPS14X:
+ ret = regmap_add_irq_chip(sec_pmic->regmap_pmic, sec_pmic->irq,
+ IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+ sec_pmic->irq_base, &s2mps14_irq_chip,
+ &sec_pmic->irq_data);
+ break;
default:
dev_err(sec_pmic->dev, "Unknown device type %d\n",
sec_pmic->device_type);