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-rw-r--r--drivers/power/ds2782_battery.c2
-rw-r--r--drivers/power/isp1704_charger.c2
-rw-r--r--drivers/power/max17040_battery.c5
-rw-r--r--drivers/power/power_supply_core.c15
-rw-r--r--drivers/power/reset/Kconfig25
-rw-r--r--drivers/power/reset/Makefile3
-rw-r--r--drivers/power/reset/axxia-reset.c88
-rw-r--r--drivers/power/reset/keystone-reset.c166
-rw-r--r--drivers/power/reset/qnap-poweroff.c49
-rw-r--r--drivers/power/reset/sun6i-reboot.c85
-rw-r--r--drivers/power/reset/vexpress-poweroff.c23
-rw-r--r--drivers/power/tps65090-charger.c11
12 files changed, 432 insertions, 42 deletions
diff --git a/drivers/power/ds2782_battery.c b/drivers/power/ds2782_battery.c
index 563174891c9..041f9b638d2 100644
--- a/drivers/power/ds2782_battery.c
+++ b/drivers/power/ds2782_battery.c
@@ -192,7 +192,7 @@ static int ds2786_get_voltage(struct ds278x_info *info, int *voltage_uV)
/*
* Voltage is measured in units of 1.22mV. The voltage is stored as
- * a 10-bit number plus sign, in the upper bits of a 16-bit register
+ * a 12-bit number plus sign, in the upper bits of a 16-bit register
*/
err = ds278x_read_reg16(info, DS278x_REG_VOLT_MSB, &raw);
if (err)
diff --git a/drivers/power/isp1704_charger.c b/drivers/power/isp1704_charger.c
index 80edb7d8cb5..0b4cf9d6329 100644
--- a/drivers/power/isp1704_charger.c
+++ b/drivers/power/isp1704_charger.c
@@ -444,8 +444,6 @@ static int isp1704_charger_probe(struct platform_device *pdev)
ret = PTR_ERR(isp->phy);
goto fail0;
}
- if (!isp->phy)
- goto fail0;
isp->dev = &pdev->dev;
platform_set_drvdata(pdev, isp);
diff --git a/drivers/power/max17040_battery.c b/drivers/power/max17040_battery.c
index c7ff6d67f15..0fbac861080 100644
--- a/drivers/power/max17040_battery.c
+++ b/drivers/power/max17040_battery.c
@@ -148,7 +148,7 @@ static void max17040_get_online(struct i2c_client *client)
{
struct max17040_chip *chip = i2c_get_clientdata(client);
- if (chip->pdata->battery_online)
+ if (chip->pdata && chip->pdata->battery_online)
chip->online = chip->pdata->battery_online();
else
chip->online = 1;
@@ -158,7 +158,8 @@ static void max17040_get_status(struct i2c_client *client)
{
struct max17040_chip *chip = i2c_get_clientdata(client);
- if (!chip->pdata->charger_online || !chip->pdata->charger_enable) {
+ if (!chip->pdata || !chip->pdata->charger_online
+ || !chip->pdata->charger_enable) {
chip->status = POWER_SUPPLY_STATUS_UNKNOWN;
return;
}
diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 26606641fe4..5a5a24e7d43 100644
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -537,7 +537,7 @@ static void psy_unregister_cooler(struct power_supply *psy)
}
#endif
-int power_supply_register(struct device *parent, struct power_supply *psy)
+int __power_supply_register(struct device *parent, struct power_supply *psy, bool ws)
{
struct device *dev;
int rc;
@@ -568,7 +568,7 @@ int power_supply_register(struct device *parent, struct power_supply *psy)
}
spin_lock_init(&psy->changed_lock);
- rc = device_init_wakeup(dev, true);
+ rc = device_init_wakeup(dev, ws);
if (rc)
goto wakeup_init_failed;
@@ -606,8 +606,19 @@ dev_set_name_failed:
success:
return rc;
}
+
+int power_supply_register(struct device *parent, struct power_supply *psy)
+{
+ return __power_supply_register(parent, psy, true);
+}
EXPORT_SYMBOL_GPL(power_supply_register);
+int power_supply_register_no_ws(struct device *parent, struct power_supply *psy)
+{
+ return __power_supply_register(parent, psy, false);
+}
+EXPORT_SYMBOL_GPL(power_supply_register_no_ws);
+
void power_supply_unregister(struct power_supply *psy)
{
cancel_work_sync(&psy->changed_work);
diff --git a/drivers/power/reset/Kconfig b/drivers/power/reset/Kconfig
index 6d452a78b19..bdcf5173e37 100644
--- a/drivers/power/reset/Kconfig
+++ b/drivers/power/reset/Kconfig
@@ -12,6 +12,14 @@ config POWER_RESET_AS3722
help
This driver supports turning off board via a ams AS3722 power-off.
+config POWER_RESET_AXXIA
+ bool "LSI Axxia reset driver"
+ depends on POWER_RESET && ARCH_AXXIA
+ help
+ This driver supports restart for Axxia SoC.
+
+ Say Y if you have an Axxia family SoC.
+
config POWER_RESET_GPIO
bool "GPIO power-off driver"
depends on OF_GPIO && POWER_RESET
@@ -22,7 +30,7 @@ config POWER_RESET_GPIO
config POWER_RESET_MSM
bool "Qualcomm MSM power-off driver"
- depends on POWER_RESET && ARCH_MSM
+ depends on POWER_RESET && ARCH_QCOM
help
Power off and restart support for Qualcomm boards.
@@ -43,6 +51,13 @@ config POWER_RESET_RESTART
Instead they restart, and u-boot holds the SoC until the
user presses a key. u-boot then boots into Linux.
+config POWER_RESET_SUN6I
+ bool "Allwinner A31 SoC reset driver"
+ depends on ARCH_SUNXI
+ depends on POWER_RESET
+ help
+ Reboot support for the Allwinner A31 SoCs.
+
config POWER_RESET_VEXPRESS
bool "ARM Versatile Express power-off and reset driver"
depends on ARM || ARM64
@@ -57,3 +72,11 @@ config POWER_RESET_XGENE
depends on POWER_RESET
help
Reboot support for the APM SoC X-Gene Eval boards.
+
+config POWER_RESET_KEYSTONE
+ bool "Keystone reset driver"
+ depends on ARCH_KEYSTONE
+ select MFD_SYSCON
+ help
+ Reboot support for the KEYSTONE SoCs.
+
diff --git a/drivers/power/reset/Makefile b/drivers/power/reset/Makefile
index a5b4a77d1a4..dde2e8bbac5 100644
--- a/drivers/power/reset/Makefile
+++ b/drivers/power/reset/Makefile
@@ -1,7 +1,10 @@
obj-$(CONFIG_POWER_RESET_AS3722) += as3722-poweroff.o
+obj-$(CONFIG_POWER_RESET_AXXIA) += axxia-reset.o
obj-$(CONFIG_POWER_RESET_GPIO) += gpio-poweroff.o
obj-$(CONFIG_POWER_RESET_MSM) += msm-poweroff.o
obj-$(CONFIG_POWER_RESET_QNAP) += qnap-poweroff.o
obj-$(CONFIG_POWER_RESET_RESTART) += restart-poweroff.o
+obj-$(CONFIG_POWER_RESET_SUN6I) += sun6i-reboot.o
obj-$(CONFIG_POWER_RESET_VEXPRESS) += vexpress-poweroff.o
obj-$(CONFIG_POWER_RESET_XGENE) += xgene-reboot.o
+obj-$(CONFIG_POWER_RESET_KEYSTONE) += keystone-reset.o
diff --git a/drivers/power/reset/axxia-reset.c b/drivers/power/reset/axxia-reset.c
new file mode 100644
index 00000000000..3b1f8d60178
--- /dev/null
+++ b/drivers/power/reset/axxia-reset.c
@@ -0,0 +1,88 @@
+/*
+ * Reset driver for Axxia devices
+ *
+ * Copyright (C) 2014 LSI
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/reboot.h>
+#include <linux/regmap.h>
+
+#include <asm/system_misc.h>
+
+
+#define SC_CRIT_WRITE_KEY 0x1000
+#define SC_LATCH_ON_RESET 0x1004
+#define SC_RESET_CONTROL 0x1008
+#define RSTCTL_RST_ZERO (1<<3)
+#define RSTCTL_RST_FAB (1<<2)
+#define RSTCTL_RST_CHIP (1<<1)
+#define RSTCTL_RST_SYS (1<<0)
+#define SC_EFUSE_INT_STATUS 0x180c
+#define EFUSE_READ_DONE (1<<31)
+
+static struct regmap *syscon;
+
+static void do_axxia_restart(enum reboot_mode reboot_mode, const char *cmd)
+{
+ /* Access Key (0xab) */
+ regmap_write(syscon, SC_CRIT_WRITE_KEY, 0xab);
+ /* Select internal boot from 0xffff0000 */
+ regmap_write(syscon, SC_LATCH_ON_RESET, 0x00000040);
+ /* Assert ResetReadDone (to avoid hanging in boot ROM) */
+ regmap_write(syscon, SC_EFUSE_INT_STATUS, EFUSE_READ_DONE);
+ /* Assert chip reset */
+ regmap_update_bits(syscon, SC_RESET_CONTROL,
+ RSTCTL_RST_CHIP, RSTCTL_RST_CHIP);
+}
+
+static int axxia_reset_probe(struct platform_device *pdev)
+{
+ struct device *dev = &pdev->dev;
+
+ syscon = syscon_regmap_lookup_by_phandle(dev->of_node, "syscon");
+ if (IS_ERR(syscon)) {
+ pr_err("%s: syscon lookup failed\n", dev->of_node->name);
+ return PTR_ERR(syscon);
+ }
+
+ arm_pm_restart = do_axxia_restart;
+
+ return 0;
+}
+
+static const struct of_device_id of_axxia_reset_match[] = {
+ { .compatible = "lsi,axm55xx-reset", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, of_axxia_reset_match);
+
+static struct platform_driver axxia_reset_driver = {
+ .probe = axxia_reset_probe,
+ .driver = {
+ .name = "axxia-reset",
+ .of_match_table = of_match_ptr(of_axxia_reset_match),
+ },
+};
+
+static int __init axxia_reset_init(void)
+{
+ return platform_driver_register(&axxia_reset_driver);
+}
+device_initcall(axxia_reset_init);
diff --git a/drivers/power/reset/keystone-reset.c b/drivers/power/reset/keystone-reset.c
new file mode 100644
index 00000000000..408a18fd91c
--- /dev/null
+++ b/drivers/power/reset/keystone-reset.c
@@ -0,0 +1,166 @@
+/*
+ * TI keystone reboot driver
+ *
+ * Copyright (C) 2014 Texas Instruments Incorporated. http://www.ti.com/
+ *
+ * Author: Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/reboot.h>
+#include <linux/regmap.h>
+#include <asm/system_misc.h>
+#include <linux/mfd/syscon.h>
+#include <linux/of_platform.h>
+
+#define RSTYPE_RG 0x0
+#define RSCTRL_RG 0x4
+#define RSCFG_RG 0x8
+#define RSISO_RG 0xc
+
+#define RSCTRL_KEY_MASK 0x0000ffff
+#define RSCTRL_RESET_MASK BIT(16)
+#define RSCTRL_KEY 0x5a69
+
+#define RSMUX_OMODE_MASK 0xe
+#define RSMUX_OMODE_RESET_ON 0xa
+#define RSMUX_OMODE_RESET_OFF 0x0
+#define RSMUX_LOCK_MASK 0x1
+#define RSMUX_LOCK_SET 0x1
+
+#define RSCFG_RSTYPE_SOFT 0x300f
+#define RSCFG_RSTYPE_HARD 0x0
+
+#define WDT_MUX_NUMBER 0x4
+
+static int rspll_offset;
+static struct regmap *pllctrl_regs;
+
+/**
+ * rsctrl_enable_rspll_write - enable access to RSCTRL, RSCFG
+ * To be able to access to RSCTRL, RSCFG registers
+ * we have to write a key before
+ */
+static inline int rsctrl_enable_rspll_write(void)
+{
+ return regmap_update_bits(pllctrl_regs, rspll_offset + RSCTRL_RG,
+ RSCTRL_KEY_MASK, RSCTRL_KEY);
+}
+
+static void rsctrl_restart(enum reboot_mode mode, const char *cmd)
+{
+ /* enable write access to RSTCTRL */
+ rsctrl_enable_rspll_write();
+
+ /* reset the SOC */
+ regmap_update_bits(pllctrl_regs, rspll_offset + RSCTRL_RG,
+ RSCTRL_RESET_MASK, 0);
+}
+
+static struct of_device_id rsctrl_of_match[] = {
+ {.compatible = "ti,keystone-reset", },
+ {},
+};
+
+static int rsctrl_probe(struct platform_device *pdev)
+{
+ int i;
+ int ret;
+ u32 val;
+ unsigned int rg;
+ u32 rsmux_offset;
+ struct regmap *devctrl_regs;
+ struct device *dev = &pdev->dev;
+ struct device_node *np = dev->of_node;
+
+ if (!np)
+ return -ENODEV;
+
+ /* get regmaps */
+ pllctrl_regs = syscon_regmap_lookup_by_phandle(np, "ti,syscon-pll");
+ if (IS_ERR(pllctrl_regs))
+ return PTR_ERR(pllctrl_regs);
+
+ devctrl_regs = syscon_regmap_lookup_by_phandle(np, "ti,syscon-dev");
+ if (IS_ERR(devctrl_regs))
+ return PTR_ERR(devctrl_regs);
+
+ ret = of_property_read_u32_index(np, "ti,syscon-pll", 1, &rspll_offset);
+ if (ret) {
+ dev_err(dev, "couldn't read the reset pll offset!\n");
+ return -EINVAL;
+ }
+
+ ret = of_property_read_u32_index(np, "ti,syscon-dev", 1, &rsmux_offset);
+ if (ret) {
+ dev_err(dev, "couldn't read the rsmux offset!\n");
+ return -EINVAL;
+ }
+
+ /* set soft/hard reset */
+ val = of_property_read_bool(np, "ti,soft-reset");
+ val = val ? RSCFG_RSTYPE_SOFT : RSCFG_RSTYPE_HARD;
+
+ ret = rsctrl_enable_rspll_write();
+ if (ret)
+ return ret;
+
+ ret = regmap_write(pllctrl_regs, rspll_offset + RSCFG_RG, val);
+ if (ret)
+ return ret;
+
+ arm_pm_restart = rsctrl_restart;
+
+ /* disable a reset isolation for all module clocks */
+ ret = regmap_write(pllctrl_regs, rspll_offset + RSISO_RG, 0);
+ if (ret)
+ return ret;
+
+ /* enable a reset for watchdogs from wdt-list */
+ for (i = 0; i < WDT_MUX_NUMBER; i++) {
+ ret = of_property_read_u32_index(np, "ti,wdt-list", i, &val);
+ if (ret == -EOVERFLOW && !i) {
+ dev_err(dev, "ti,wdt-list property has to contain at"
+ "least one entry\n");
+ return -EINVAL;
+ } else if (ret) {
+ break;
+ }
+
+ if (val >= WDT_MUX_NUMBER) {
+ dev_err(dev, "ti,wdt-list property can contain"
+ "only numbers < 4\n");
+ return -EINVAL;
+ }
+
+ rg = rsmux_offset + val * 4;
+
+ ret = regmap_update_bits(devctrl_regs, rg, RSMUX_OMODE_MASK,
+ RSMUX_OMODE_RESET_ON |
+ RSMUX_LOCK_SET);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static struct platform_driver rsctrl_driver = {
+ .probe = rsctrl_probe,
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = KBUILD_MODNAME,
+ .of_match_table = rsctrl_of_match,
+ },
+};
+module_platform_driver(rsctrl_driver);
+
+MODULE_AUTHOR("Ivan Khoronzhuk <ivan.khoronzhuk@ti.com>");
+MODULE_DESCRIPTION("Texas Instruments keystone reset driver");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" KBUILD_MODNAME);
diff --git a/drivers/power/reset/qnap-poweroff.c b/drivers/power/reset/qnap-poweroff.c
index 37f56f7ee92..a75db7f8a92 100644
--- a/drivers/power/reset/qnap-poweroff.c
+++ b/drivers/power/reset/qnap-poweroff.c
@@ -1,5 +1,5 @@
/*
- * QNAP Turbo NAS Board power off
+ * QNAP Turbo NAS Board power off. Can also be used on Synology devices.
*
* Copyright (C) 2012 Andrew Lunn <andrew@lunn.ch>
*
@@ -25,17 +25,43 @@
#define UART1_REG(x) (base + ((UART_##x) << 2))
+struct power_off_cfg {
+ u32 baud;
+ char cmd;
+};
+
+static const struct power_off_cfg qnap_power_off_cfg = {
+ .baud = 19200,
+ .cmd = 'A',
+};
+
+static const struct power_off_cfg synology_power_off_cfg = {
+ .baud = 9600,
+ .cmd = '1',
+};
+
+static const struct of_device_id qnap_power_off_of_match_table[] = {
+ { .compatible = "qnap,power-off",
+ .data = &qnap_power_off_cfg,
+ },
+ { .compatible = "synology,power-off",
+ .data = &synology_power_off_cfg,
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, qnap_power_off_of_match_table);
+
static void __iomem *base;
static unsigned long tclk;
+static const struct power_off_cfg *cfg;
static void qnap_power_off(void)
{
- /* 19200 baud divisor */
- const unsigned divisor = ((tclk + (8 * 19200)) / (16 * 19200));
+ const unsigned divisor = ((tclk + (8 * cfg->baud)) / (16 * cfg->baud));
pr_err("%s: triggering power-off...\n", __func__);
- /* hijack UART1 and reset into sane state (19200,8n1) */
+ /* hijack UART1 and reset into sane state */
writel(0x83, UART1_REG(LCR));
writel(divisor & 0xff, UART1_REG(DLL));
writel((divisor >> 8) & 0xff, UART1_REG(DLM));
@@ -44,16 +70,21 @@ static void qnap_power_off(void)
writel(0x00, UART1_REG(FCR));
writel(0x00, UART1_REG(MCR));
- /* send the power-off command 'A' to PIC */
- writel('A', UART1_REG(TX));
+ /* send the power-off command to PIC */
+ writel(cfg->cmd, UART1_REG(TX));
}
static int qnap_power_off_probe(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
struct resource *res;
struct clk *clk;
char symname[KSYM_NAME_LEN];
+ const struct of_device_id *match =
+ of_match_node(qnap_power_off_of_match_table, np);
+ cfg = match->data;
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "Missing resource");
@@ -94,12 +125,6 @@ static int qnap_power_off_remove(struct platform_device *pdev)
return 0;
}
-static const struct of_device_id qnap_power_off_of_match_table[] = {
- { .compatible = "qnap,power-off", },
- {}
-};
-MODULE_DEVICE_TABLE(of, qnap_power_off_of_match_table);
-
static struct platform_driver qnap_power_off_driver = {
.probe = qnap_power_off_probe,
.remove = qnap_power_off_remove,
diff --git a/drivers/power/reset/sun6i-reboot.c b/drivers/power/reset/sun6i-reboot.c
new file mode 100644
index 00000000000..af2cd7ff2fe
--- /dev/null
+++ b/drivers/power/reset/sun6i-reboot.c
@@ -0,0 +1,85 @@
+/*
+ * Allwinner A31 SoCs reset code
+ *
+ * Copyright (C) 2012-2014 Maxime Ripard
+ *
+ * Maxime Ripard <maxime.ripard@free-electrons.com>
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/reboot.h>
+
+#include <asm/system_misc.h>
+
+#define SUN6I_WATCHDOG1_IRQ_REG 0x00
+#define SUN6I_WATCHDOG1_CTRL_REG 0x10
+#define SUN6I_WATCHDOG1_CTRL_RESTART BIT(0)
+#define SUN6I_WATCHDOG1_CONFIG_REG 0x14
+#define SUN6I_WATCHDOG1_CONFIG_RESTART BIT(0)
+#define SUN6I_WATCHDOG1_CONFIG_IRQ BIT(1)
+#define SUN6I_WATCHDOG1_MODE_REG 0x18
+#define SUN6I_WATCHDOG1_MODE_ENABLE BIT(0)
+
+static void __iomem *wdt_base;
+
+static void sun6i_wdt_restart(enum reboot_mode mode, const char *cmd)
+{
+ if (!wdt_base)
+ return;
+
+ /* Disable interrupts */
+ writel(0, wdt_base + SUN6I_WATCHDOG1_IRQ_REG);
+
+ /* We want to disable the IRQ and just reset the whole system */
+ writel(SUN6I_WATCHDOG1_CONFIG_RESTART,
+ wdt_base + SUN6I_WATCHDOG1_CONFIG_REG);
+
+ /* Enable timer. The default and lowest interval value is 0.5s */
+ writel(SUN6I_WATCHDOG1_MODE_ENABLE,
+ wdt_base + SUN6I_WATCHDOG1_MODE_REG);
+
+ /* Restart the watchdog. */
+ writel(SUN6I_WATCHDOG1_CTRL_RESTART,
+ wdt_base + SUN6I_WATCHDOG1_CTRL_REG);
+
+ while (1) {
+ mdelay(5);
+ writel(SUN6I_WATCHDOG1_MODE_ENABLE,
+ wdt_base + SUN6I_WATCHDOG1_MODE_REG);
+ }
+}
+
+static int sun6i_reboot_probe(struct platform_device *pdev)
+{
+ wdt_base = of_iomap(pdev->dev.of_node, 0);
+ if (!wdt_base) {
+ WARN(1, "failed to map watchdog base address");
+ return -ENODEV;
+ }
+
+ arm_pm_restart = sun6i_wdt_restart;
+
+ return 0;
+}
+
+static struct of_device_id sun6i_reboot_of_match[] = {
+ { .compatible = "allwinner,sun6i-a31-wdt" },
+ {}
+};
+
+static struct platform_driver sun6i_reboot_driver = {
+ .probe = sun6i_reboot_probe,
+ .driver = {
+ .name = "sun6i-reboot",
+ .of_match_table = sun6i_reboot_of_match,
+ },
+};
+module_platform_driver(sun6i_reboot_driver);
diff --git a/drivers/power/reset/vexpress-poweroff.c b/drivers/power/reset/vexpress-poweroff.c
index 476aa495c11..4dc102e2b23 100644
--- a/drivers/power/reset/vexpress-poweroff.c
+++ b/drivers/power/reset/vexpress-poweroff.c
@@ -11,7 +11,7 @@
* Copyright (C) 2012 ARM Limited
*/
-#include <linux/jiffies.h>
+#include <linux/delay.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
@@ -23,17 +23,12 @@
static void vexpress_reset_do(struct device *dev, const char *what)
{
int err = -ENOENT;
- struct vexpress_config_func *func =
- vexpress_config_func_get_by_dev(dev);
+ struct regmap *reg = dev_get_drvdata(dev);
- if (func) {
- unsigned long timeout;
-
- err = vexpress_config_write(func, 0, 0);
-
- timeout = jiffies + HZ;
- while (time_before(jiffies, timeout))
- cpu_relax();
+ if (reg) {
+ err = regmap_write(reg, 0, 0);
+ if (!err)
+ mdelay(1000);
}
dev_emerg(dev, "Unable to %s (%d)\n", what, err);
@@ -96,12 +91,18 @@ static int vexpress_reset_probe(struct platform_device *pdev)
enum vexpress_reset_func func;
const struct of_device_id *match =
of_match_device(vexpress_reset_of_match, &pdev->dev);
+ struct regmap *regmap;
if (match)
func = (enum vexpress_reset_func)match->data;
else
func = pdev->id_entry->driver_data;
+ regmap = devm_regmap_init_vexpress_config(&pdev->dev);
+ if (IS_ERR(regmap))
+ return PTR_ERR(regmap);
+ dev_set_drvdata(&pdev->dev, regmap);
+
switch (func) {
case FUNC_SHUTDOWN:
vexpress_power_off_device = &pdev->dev;
diff --git a/drivers/power/tps65090-charger.c b/drivers/power/tps65090-charger.c
index 8fc9d6df87f..1685f63b9e5 100644
--- a/drivers/power/tps65090-charger.c
+++ b/drivers/power/tps65090-charger.c
@@ -28,17 +28,6 @@
#include <linux/mfd/tps65090.h>
-#define TPS65090_REG_INTR_STS 0x00
-#define TPS65090_REG_INTR_MASK 0x02
-#define TPS65090_REG_CG_CTRL0 0x04
-#define TPS65090_REG_CG_CTRL1 0x05
-#define TPS65090_REG_CG_CTRL2 0x06
-#define TPS65090_REG_CG_CTRL3 0x07
-#define TPS65090_REG_CG_CTRL4 0x08
-#define TPS65090_REG_CG_CTRL5 0x09
-#define TPS65090_REG_CG_STATUS1 0x0a
-#define TPS65090_REG_CG_STATUS2 0x0b
-
#define TPS65090_CHARGER_ENABLE BIT(0)
#define TPS65090_VACG BIT(1)
#define TPS65090_NOITERM BIT(5)