obj-$(CONFIG_MFD_RK8XX_I2C) += rk8xx-i2c.o
obj-$(CONFIG_MFD_RK8XX_SPI) += rk8xx-spi.o
obj-$(CONFIG_MFD_RN5T618) += rn5t618.o
-obj-$(CONFIG_MFD_SEC_CORE) += sec-core.o sec-irq.o
+sec-core-objs := sec-common.o sec-irq.o
+obj-$(CONFIG_MFD_SEC_CORE) += sec-core.o
obj-$(CONFIG_MFD_SEC_ACPM) += sec-acpm.o
obj-$(CONFIG_MFD_SEC_I2C) += sec-i2c.o
obj-$(CONFIG_MFD_SYSCON) += syscon.o
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2012 Samsung Electronics Co., Ltd
+ * http://www.samsung.com
+ * Copyright 2025 Linaro Ltd.
+ *
+ * Samsung SxM core driver
+ */
+
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/export.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/samsung/core.h>
+#include <linux/mfd/samsung/irq.h>
+#include <linux/mfd/samsung/s2mps11.h>
+#include <linux/mfd/samsung/s2mps13.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/pm.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
+#include "sec-core.h"
+
+static const struct mfd_cell s5m8767_devs[] = {
+ { .name = "s5m8767-pmic", },
+ { .name = "s5m-rtc", },
+ {
+ .name = "s5m8767-clk",
+ .of_compatible = "samsung,s5m8767-clk",
+ },
+};
+
+static const struct mfd_cell s2dos05_devs[] = {
+ { .name = "s2dos05-regulator", },
+};
+
+static const struct mfd_cell s2mpg10_devs[] = {
+ MFD_CELL_NAME("s2mpg10-meter"),
+ MFD_CELL_NAME("s2mpg10-regulator"),
+ MFD_CELL_NAME("s2mpg10-rtc"),
+ MFD_CELL_OF("s2mpg10-clk", NULL, NULL, 0, 0, "samsung,s2mpg10-clk"),
+ MFD_CELL_OF("s2mpg10-gpio", NULL, NULL, 0, 0, "samsung,s2mpg10-gpio"),
+};
+
+static const struct mfd_cell s2mps11_devs[] = {
+ { .name = "s2mps11-regulator", },
+ { .name = "s2mps14-rtc", },
+ {
+ .name = "s2mps11-clk",
+ .of_compatible = "samsung,s2mps11-clk",
+ },
+};
+
+static const struct mfd_cell s2mps13_devs[] = {
+ { .name = "s2mps13-regulator", },
+ { .name = "s2mps13-rtc", },
+ {
+ .name = "s2mps13-clk",
+ .of_compatible = "samsung,s2mps13-clk",
+ },
+};
+
+static const struct mfd_cell s2mps14_devs[] = {
+ { .name = "s2mps14-regulator", },
+ { .name = "s2mps14-rtc", },
+ {
+ .name = "s2mps14-clk",
+ .of_compatible = "samsung,s2mps14-clk",
+ },
+};
+
+static const struct mfd_cell s2mps15_devs[] = {
+ { .name = "s2mps15-regulator", },
+ { .name = "s2mps15-rtc", },
+ {
+ .name = "s2mps13-clk",
+ .of_compatible = "samsung,s2mps13-clk",
+ },
+};
+
+static const struct mfd_cell s2mpa01_devs[] = {
+ { .name = "s2mpa01-pmic", },
+ { .name = "s2mps14-rtc", },
+};
+
+static const struct mfd_cell s2mpu02_devs[] = {
+ { .name = "s2mpu02-regulator", },
+};
+
+static const struct mfd_cell s2mpu05_devs[] = {
+ { .name = "s2mpu05-regulator", },
+ { .name = "s2mps15-rtc", },
+};
+
+static void sec_pmic_dump_rev(struct sec_pmic_dev *sec_pmic)
+{
+ unsigned int val;
+
+ /* For s2mpg1x, the revision is in a different regmap */
+ if (sec_pmic->device_type == S2MPG10)
+ return;
+
+ /* For each device type, the REG_ID is always the first register */
+ if (!regmap_read(sec_pmic->regmap_pmic, S2MPS11_REG_ID, &val))
+ dev_dbg(sec_pmic->dev, "Revision: 0x%x\n", val);
+}
+
+static void sec_pmic_configure(struct sec_pmic_dev *sec_pmic)
+{
+ int err;
+
+ if (sec_pmic->device_type != S2MPS13X)
+ return;
+
+ if (sec_pmic->pdata->disable_wrstbi) {
+ /*
+ * If WRSTBI pin is pulled down this feature must be disabled
+ * because each Suspend to RAM will trigger buck voltage reset
+ * to default values.
+ */
+ err = regmap_update_bits(sec_pmic->regmap_pmic,
+ S2MPS13_REG_WRSTBI,
+ S2MPS13_REG_WRSTBI_MASK, 0x0);
+ if (err)
+ dev_warn(sec_pmic->dev,
+ "Cannot initialize WRSTBI config: %d\n",
+ err);
+ }
+}
+
+/*
+ * Only the common platform data elements for s5m8767 are parsed here from the
+ * device tree. Other sub-modules of s5m8767 such as pmic, rtc , charger and
+ * others have to parse their own platform data elements from device tree.
+ *
+ * The s5m8767 platform data structure is instantiated here and the drivers for
+ * the sub-modules need not instantiate another instance while parsing their
+ * platform data.
+ */
+static struct sec_platform_data *
+sec_pmic_parse_dt_pdata(struct device *dev)
+{
+ struct sec_platform_data *pd;
+
+ pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
+ if (!pd)
+ return ERR_PTR(-ENOMEM);
+
+ pd->manual_poweroff = of_property_read_bool(dev->of_node,
+ "samsung,s2mps11-acokb-ground");
+ pd->disable_wrstbi = of_property_read_bool(dev->of_node,
+ "samsung,s2mps11-wrstbi-ground");
+ return pd;
+}
+
+int sec_pmic_probe(struct device *dev, unsigned long device_type,
+ unsigned int irq, struct regmap *regmap,
+ struct i2c_client *client)
+{
+ struct sec_platform_data *pdata;
+ const struct mfd_cell *sec_devs;
+ struct sec_pmic_dev *sec_pmic;
+ int ret, num_sec_devs;
+
+ sec_pmic = devm_kzalloc(dev, sizeof(struct sec_pmic_dev), GFP_KERNEL);
+ if (sec_pmic == NULL)
+ return -ENOMEM;
+
+ dev_set_drvdata(dev, sec_pmic);
+ sec_pmic->dev = dev;
+ sec_pmic->device_type = device_type;
+ sec_pmic->i2c = client;
+ sec_pmic->irq = irq;
+ sec_pmic->regmap_pmic = regmap;
+
+ pdata = sec_pmic_parse_dt_pdata(sec_pmic->dev);
+ if (IS_ERR(pdata)) {
+ ret = PTR_ERR(pdata);
+ return ret;
+ }
+
+ sec_pmic->pdata = pdata;
+
+ sec_irq_init(sec_pmic);
+
+ pm_runtime_set_active(sec_pmic->dev);
+
+ switch (sec_pmic->device_type) {
+ case S5M8767X:
+ sec_devs = s5m8767_devs;
+ num_sec_devs = ARRAY_SIZE(s5m8767_devs);
+ break;
+ case S2DOS05:
+ sec_devs = s2dos05_devs;
+ num_sec_devs = ARRAY_SIZE(s2dos05_devs);
+ break;
+ case S2MPA01:
+ sec_devs = s2mpa01_devs;
+ num_sec_devs = ARRAY_SIZE(s2mpa01_devs);
+ break;
+ case S2MPG10:
+ sec_devs = s2mpg10_devs;
+ num_sec_devs = ARRAY_SIZE(s2mpg10_devs);
+ break;
+ case S2MPS11X:
+ sec_devs = s2mps11_devs;
+ num_sec_devs = ARRAY_SIZE(s2mps11_devs);
+ break;
+ case S2MPS13X:
+ sec_devs = s2mps13_devs;
+ num_sec_devs = ARRAY_SIZE(s2mps13_devs);
+ break;
+ case S2MPS14X:
+ sec_devs = s2mps14_devs;
+ num_sec_devs = ARRAY_SIZE(s2mps14_devs);
+ break;
+ case S2MPS15X:
+ sec_devs = s2mps15_devs;
+ num_sec_devs = ARRAY_SIZE(s2mps15_devs);
+ break;
+ case S2MPU02:
+ sec_devs = s2mpu02_devs;
+ num_sec_devs = ARRAY_SIZE(s2mpu02_devs);
+ break;
+ case S2MPU05:
+ sec_devs = s2mpu05_devs;
+ num_sec_devs = ARRAY_SIZE(s2mpu05_devs);
+ break;
+ default:
+ dev_err(sec_pmic->dev, "Unsupported device type %lu\n",
+ sec_pmic->device_type);
+ return -EINVAL;
+ }
+ ret = devm_mfd_add_devices(sec_pmic->dev, -1, sec_devs, num_sec_devs,
+ NULL, 0, NULL);
+ if (ret)
+ return ret;
+
+ sec_pmic_configure(sec_pmic);
+ sec_pmic_dump_rev(sec_pmic);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(sec_pmic_probe);
+
+void sec_pmic_shutdown(struct device *dev)
+{
+ struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
+ unsigned int reg, mask;
+
+ if (!sec_pmic->pdata->manual_poweroff)
+ return;
+
+ switch (sec_pmic->device_type) {
+ case S2MPS11X:
+ reg = S2MPS11_REG_CTRL1;
+ mask = S2MPS11_CTRL1_PWRHOLD_MASK;
+ break;
+ default:
+ /*
+ * Currently only one board with S2MPS11 needs this, so just
+ * ignore the rest.
+ */
+ dev_warn(sec_pmic->dev,
+ "Unsupported device %lu for manual power off\n",
+ sec_pmic->device_type);
+ return;
+ }
+
+ regmap_update_bits(sec_pmic->regmap_pmic, reg, mask, 0);
+}
+EXPORT_SYMBOL_GPL(sec_pmic_shutdown);
+
+static int sec_pmic_suspend(struct device *dev)
+{
+ struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
+
+ if (device_may_wakeup(dev))
+ enable_irq_wake(sec_pmic->irq);
+ /*
+ * PMIC IRQ must be disabled during suspend for RTC alarm
+ * to work properly.
+ * When device is woken up from suspend, an
+ * interrupt occurs before resuming I2C bus controller.
+ * The interrupt is handled by regmap_irq_thread which tries
+ * to read RTC registers. This read fails (I2C is still
+ * suspended) and RTC Alarm interrupt is disabled.
+ */
+ disable_irq(sec_pmic->irq);
+
+ return 0;
+}
+
+static int sec_pmic_resume(struct device *dev)
+{
+ struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
+
+ if (device_may_wakeup(dev))
+ disable_irq_wake(sec_pmic->irq);
+ enable_irq(sec_pmic->irq);
+
+ return 0;
+}
+
+DEFINE_SIMPLE_DEV_PM_OPS(sec_pmic_pm_ops, sec_pmic_suspend, sec_pmic_resume);
+EXPORT_SYMBOL_GPL(sec_pmic_pm_ops);
+
+MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
+MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>");
+MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
+MODULE_DESCRIPTION("Core driver for the Samsung S5M");
+MODULE_LICENSE("GPL");
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2012 Samsung Electronics Co., Ltd
- * http://www.samsung.com
- * Copyright 2025 Linaro Ltd.
- *
- * Samsung SxM core driver
- */
-
-#include <linux/device.h>
-#include <linux/err.h>
-#include <linux/export.h>
-#include <linux/interrupt.h>
-#include <linux/mfd/core.h>
-#include <linux/mfd/samsung/core.h>
-#include <linux/mfd/samsung/irq.h>
-#include <linux/mfd/samsung/s2mps11.h>
-#include <linux/mfd/samsung/s2mps13.h>
-#include <linux/module.h>
-#include <linux/of.h>
-#include <linux/pm.h>
-#include <linux/pm_runtime.h>
-#include <linux/regmap.h>
-#include "sec-core.h"
-
-static const struct mfd_cell s5m8767_devs[] = {
- { .name = "s5m8767-pmic", },
- { .name = "s5m-rtc", },
- {
- .name = "s5m8767-clk",
- .of_compatible = "samsung,s5m8767-clk",
- },
-};
-
-static const struct mfd_cell s2dos05_devs[] = {
- { .name = "s2dos05-regulator", },
-};
-
-static const struct mfd_cell s2mpg10_devs[] = {
- MFD_CELL_NAME("s2mpg10-meter"),
- MFD_CELL_NAME("s2mpg10-regulator"),
- MFD_CELL_NAME("s2mpg10-rtc"),
- MFD_CELL_OF("s2mpg10-clk", NULL, NULL, 0, 0, "samsung,s2mpg10-clk"),
- MFD_CELL_OF("s2mpg10-gpio", NULL, NULL, 0, 0, "samsung,s2mpg10-gpio"),
-};
-
-static const struct mfd_cell s2mps11_devs[] = {
- { .name = "s2mps11-regulator", },
- { .name = "s2mps14-rtc", },
- {
- .name = "s2mps11-clk",
- .of_compatible = "samsung,s2mps11-clk",
- },
-};
-
-static const struct mfd_cell s2mps13_devs[] = {
- { .name = "s2mps13-regulator", },
- { .name = "s2mps13-rtc", },
- {
- .name = "s2mps13-clk",
- .of_compatible = "samsung,s2mps13-clk",
- },
-};
-
-static const struct mfd_cell s2mps14_devs[] = {
- { .name = "s2mps14-regulator", },
- { .name = "s2mps14-rtc", },
- {
- .name = "s2mps14-clk",
- .of_compatible = "samsung,s2mps14-clk",
- },
-};
-
-static const struct mfd_cell s2mps15_devs[] = {
- { .name = "s2mps15-regulator", },
- { .name = "s2mps15-rtc", },
- {
- .name = "s2mps13-clk",
- .of_compatible = "samsung,s2mps13-clk",
- },
-};
-
-static const struct mfd_cell s2mpa01_devs[] = {
- { .name = "s2mpa01-pmic", },
- { .name = "s2mps14-rtc", },
-};
-
-static const struct mfd_cell s2mpu02_devs[] = {
- { .name = "s2mpu02-regulator", },
-};
-
-static const struct mfd_cell s2mpu05_devs[] = {
- { .name = "s2mpu05-regulator", },
- { .name = "s2mps15-rtc", },
-};
-
-static void sec_pmic_dump_rev(struct sec_pmic_dev *sec_pmic)
-{
- unsigned int val;
-
- /* For s2mpg1x, the revision is in a different regmap */
- if (sec_pmic->device_type == S2MPG10)
- return;
-
- /* For each device type, the REG_ID is always the first register */
- if (!regmap_read(sec_pmic->regmap_pmic, S2MPS11_REG_ID, &val))
- dev_dbg(sec_pmic->dev, "Revision: 0x%x\n", val);
-}
-
-static void sec_pmic_configure(struct sec_pmic_dev *sec_pmic)
-{
- int err;
-
- if (sec_pmic->device_type != S2MPS13X)
- return;
-
- if (sec_pmic->pdata->disable_wrstbi) {
- /*
- * If WRSTBI pin is pulled down this feature must be disabled
- * because each Suspend to RAM will trigger buck voltage reset
- * to default values.
- */
- err = regmap_update_bits(sec_pmic->regmap_pmic,
- S2MPS13_REG_WRSTBI,
- S2MPS13_REG_WRSTBI_MASK, 0x0);
- if (err)
- dev_warn(sec_pmic->dev,
- "Cannot initialize WRSTBI config: %d\n",
- err);
- }
-}
-
-/*
- * Only the common platform data elements for s5m8767 are parsed here from the
- * device tree. Other sub-modules of s5m8767 such as pmic, rtc , charger and
- * others have to parse their own platform data elements from device tree.
- *
- * The s5m8767 platform data structure is instantiated here and the drivers for
- * the sub-modules need not instantiate another instance while parsing their
- * platform data.
- */
-static struct sec_platform_data *
-sec_pmic_parse_dt_pdata(struct device *dev)
-{
- struct sec_platform_data *pd;
-
- pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
- if (!pd)
- return ERR_PTR(-ENOMEM);
-
- pd->manual_poweroff = of_property_read_bool(dev->of_node,
- "samsung,s2mps11-acokb-ground");
- pd->disable_wrstbi = of_property_read_bool(dev->of_node,
- "samsung,s2mps11-wrstbi-ground");
- return pd;
-}
-
-int sec_pmic_probe(struct device *dev, unsigned long device_type,
- unsigned int irq, struct regmap *regmap,
- struct i2c_client *client)
-{
- struct sec_platform_data *pdata;
- const struct mfd_cell *sec_devs;
- struct sec_pmic_dev *sec_pmic;
- int ret, num_sec_devs;
-
- sec_pmic = devm_kzalloc(dev, sizeof(struct sec_pmic_dev), GFP_KERNEL);
- if (sec_pmic == NULL)
- return -ENOMEM;
-
- dev_set_drvdata(dev, sec_pmic);
- sec_pmic->dev = dev;
- sec_pmic->device_type = device_type;
- sec_pmic->i2c = client;
- sec_pmic->irq = irq;
- sec_pmic->regmap_pmic = regmap;
-
- pdata = sec_pmic_parse_dt_pdata(sec_pmic->dev);
- if (IS_ERR(pdata)) {
- ret = PTR_ERR(pdata);
- return ret;
- }
-
- sec_pmic->pdata = pdata;
-
- sec_irq_init(sec_pmic);
-
- pm_runtime_set_active(sec_pmic->dev);
-
- switch (sec_pmic->device_type) {
- case S5M8767X:
- sec_devs = s5m8767_devs;
- num_sec_devs = ARRAY_SIZE(s5m8767_devs);
- break;
- case S2DOS05:
- sec_devs = s2dos05_devs;
- num_sec_devs = ARRAY_SIZE(s2dos05_devs);
- break;
- case S2MPA01:
- sec_devs = s2mpa01_devs;
- num_sec_devs = ARRAY_SIZE(s2mpa01_devs);
- break;
- case S2MPG10:
- sec_devs = s2mpg10_devs;
- num_sec_devs = ARRAY_SIZE(s2mpg10_devs);
- break;
- case S2MPS11X:
- sec_devs = s2mps11_devs;
- num_sec_devs = ARRAY_SIZE(s2mps11_devs);
- break;
- case S2MPS13X:
- sec_devs = s2mps13_devs;
- num_sec_devs = ARRAY_SIZE(s2mps13_devs);
- break;
- case S2MPS14X:
- sec_devs = s2mps14_devs;
- num_sec_devs = ARRAY_SIZE(s2mps14_devs);
- break;
- case S2MPS15X:
- sec_devs = s2mps15_devs;
- num_sec_devs = ARRAY_SIZE(s2mps15_devs);
- break;
- case S2MPU02:
- sec_devs = s2mpu02_devs;
- num_sec_devs = ARRAY_SIZE(s2mpu02_devs);
- break;
- case S2MPU05:
- sec_devs = s2mpu05_devs;
- num_sec_devs = ARRAY_SIZE(s2mpu05_devs);
- break;
- default:
- dev_err(sec_pmic->dev, "Unsupported device type %lu\n",
- sec_pmic->device_type);
- return -EINVAL;
- }
- ret = devm_mfd_add_devices(sec_pmic->dev, -1, sec_devs, num_sec_devs,
- NULL, 0, NULL);
- if (ret)
- return ret;
-
- sec_pmic_configure(sec_pmic);
- sec_pmic_dump_rev(sec_pmic);
-
- return ret;
-}
-EXPORT_SYMBOL_GPL(sec_pmic_probe);
-
-void sec_pmic_shutdown(struct device *dev)
-{
- struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
- unsigned int reg, mask;
-
- if (!sec_pmic->pdata->manual_poweroff)
- return;
-
- switch (sec_pmic->device_type) {
- case S2MPS11X:
- reg = S2MPS11_REG_CTRL1;
- mask = S2MPS11_CTRL1_PWRHOLD_MASK;
- break;
- default:
- /*
- * Currently only one board with S2MPS11 needs this, so just
- * ignore the rest.
- */
- dev_warn(sec_pmic->dev,
- "Unsupported device %lu for manual power off\n",
- sec_pmic->device_type);
- return;
- }
-
- regmap_update_bits(sec_pmic->regmap_pmic, reg, mask, 0);
-}
-EXPORT_SYMBOL_GPL(sec_pmic_shutdown);
-
-static int sec_pmic_suspend(struct device *dev)
-{
- struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
-
- if (device_may_wakeup(dev))
- enable_irq_wake(sec_pmic->irq);
- /*
- * PMIC IRQ must be disabled during suspend for RTC alarm
- * to work properly.
- * When device is woken up from suspend, an
- * interrupt occurs before resuming I2C bus controller.
- * The interrupt is handled by regmap_irq_thread which tries
- * to read RTC registers. This read fails (I2C is still
- * suspended) and RTC Alarm interrupt is disabled.
- */
- disable_irq(sec_pmic->irq);
-
- return 0;
-}
-
-static int sec_pmic_resume(struct device *dev)
-{
- struct sec_pmic_dev *sec_pmic = dev_get_drvdata(dev);
-
- if (device_may_wakeup(dev))
- disable_irq_wake(sec_pmic->irq);
- enable_irq(sec_pmic->irq);
-
- return 0;
-}
-
-DEFINE_SIMPLE_DEV_PM_OPS(sec_pmic_pm_ops, sec_pmic_suspend, sec_pmic_resume);
-EXPORT_SYMBOL_GPL(sec_pmic_pm_ops);
-
-MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
-MODULE_DESCRIPTION("Core driver for the Samsung S5M");
-MODULE_LICENSE("GPL");
#include <linux/array_size.h>
#include <linux/build_bug.h>
#include <linux/dev_printk.h>
-#include <linux/export.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/mfd/samsung/core.h>
#include <linux/mfd/samsung/s2mpu02.h>
#include <linux/mfd/samsung/s2mpu05.h>
#include <linux/mfd/samsung/s5m8767.h>
-#include <linux/module.h>
#include <linux/regmap.h>
#include "sec-core.h"
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");
projects / linux-2.6-microblaze.git / commitdiff