diff options
-rw-r--r-- | Documentation/devicetree/bindings/regulator/max8973-regulator.txt | 6 | ||||
-rw-r--r-- | drivers/extcon/extcon-max77693.c | 94 | ||||
-rw-r--r-- | drivers/extcon/extcon-max77843.c | 66 | ||||
-rw-r--r-- | drivers/input/misc/Kconfig | 18 | ||||
-rw-r--r-- | drivers/input/misc/Makefile | 1 | ||||
-rw-r--r-- | drivers/input/misc/max77693-haptic.c | 92 | ||||
-rw-r--r-- | drivers/input/misc/max77843-haptic.c | 358 | ||||
-rw-r--r-- | drivers/leds/leds-max77693.c | 1 | ||||
-rw-r--r-- | drivers/mfd/max77693.c | 31 | ||||
-rw-r--r-- | drivers/mfd/max77843.c | 20 | ||||
-rw-r--r-- | drivers/power/max77693_charger.c | 1 | ||||
-rw-r--r-- | drivers/regulator/Kconfig | 16 | ||||
-rw-r--r-- | drivers/regulator/Makefile | 1 | ||||
-rw-r--r-- | drivers/regulator/lp872x.c | 16 | ||||
-rw-r--r-- | drivers/regulator/ltc3589.c | 3 | ||||
-rw-r--r-- | drivers/regulator/max77693.c | 173 | ||||
-rw-r--r-- | drivers/regulator/max77843.c | 201 | ||||
-rw-r--r-- | drivers/regulator/max8973-regulator.c | 80 | ||||
-rw-r--r-- | include/linux/mfd/max77693-common.h | 49 | ||||
-rw-r--r-- | include/linux/mfd/max77693-private.h | 134 | ||||
-rw-r--r-- | include/linux/mfd/max77843-private.h | 174 |
21 files changed, 622 insertions, 913 deletions
diff --git a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt index 55efb24e5683..f80ea2fe27e6 100644 --- a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt +++ b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt @@ -25,6 +25,12 @@ Optional properties: -maxim,enable-frequency-shift: boolean, enable 9% frequency shift. -maxim,enable-bias-control: boolean, enable bias control. By enabling this startup delay can be reduce to 20us from 220us. +-maxim,enable-etr: boolean, enable Enhanced Transient Response. +-maxim,enable-high-etr-sensitivity: boolean, Enhanced transient response + circuit is enabled and set for high sensitivity. If this + property is available then etr will be enable default. + +Enhanced transient response (ETR) will affect the configuration of CKADV. Example: diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index f4f3b3d53928..35b9e118b2fb 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -24,6 +24,7 @@ #include <linux/err.h> #include <linux/platform_device.h> #include <linux/mfd/max77693.h> +#include <linux/mfd/max77693-common.h> #include <linux/mfd/max77693-private.h> #include <linux/extcon.h> #include <linux/regmap.h> @@ -42,7 +43,7 @@ static struct max77693_reg_data default_init_data[] = { { /* STATUS2 - [3]ChgDetRun */ .addr = MAX77693_MUIC_REG_STATUS2, - .data = STATUS2_CHGDETRUN_MASK, + .data = MAX77693_STATUS2_CHGDETRUN_MASK, }, { /* INTMASK1 - Unmask [3]ADC1KM,[0]ADCM */ .addr = MAX77693_MUIC_REG_INTMASK1, @@ -235,7 +236,7 @@ static int max77693_muic_set_debounce_time(struct max77693_muic_info *info, */ ret = regmap_write(info->max77693->regmap_muic, MAX77693_MUIC_REG_CTRL3, - time << CONTROL3_ADCDBSET_SHIFT); + time << MAX77693_CONTROL3_ADCDBSET_SHIFT); if (ret) { dev_err(info->dev, "failed to set ADC debounce time\n"); return ret; @@ -268,7 +269,7 @@ static int max77693_muic_set_path(struct max77693_muic_info *info, if (attached) ctrl1 = val; else - ctrl1 = CONTROL1_SW_OPEN; + ctrl1 = MAX77693_CONTROL1_SW_OPEN; ret = regmap_update_bits(info->max77693->regmap_muic, MAX77693_MUIC_REG_CTRL1, COMP_SW_MASK, ctrl1); @@ -278,13 +279,14 @@ static int max77693_muic_set_path(struct max77693_muic_info *info, } if (attached) - ctrl2 |= CONTROL2_CPEN_MASK; /* LowPwr=0, CPEn=1 */ + ctrl2 |= MAX77693_CONTROL2_CPEN_MASK; /* LowPwr=0, CPEn=1 */ else - ctrl2 |= CONTROL2_LOWPWR_MASK; /* LowPwr=1, CPEn=0 */ + ctrl2 |= MAX77693_CONTROL2_LOWPWR_MASK; /* LowPwr=1, CPEn=0 */ ret = regmap_update_bits(info->max77693->regmap_muic, MAX77693_MUIC_REG_CTRL2, - CONTROL2_LOWPWR_MASK | CONTROL2_CPEN_MASK, ctrl2); + MAX77693_CONTROL2_LOWPWR_MASK | MAX77693_CONTROL2_CPEN_MASK, + ctrl2); if (ret < 0) { dev_err(info->dev, "failed to update MUIC register\n"); return ret; @@ -326,8 +328,8 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, * Read ADC value to check cable type and decide cable state * according to cable type */ - adc = info->status[0] & STATUS1_ADC_MASK; - adc >>= STATUS1_ADC_SHIFT; + adc = info->status[0] & MAX77693_STATUS1_ADC_MASK; + adc >>= MAX77693_STATUS1_ADC_SHIFT; /* * Check current cable state/cable type and store cable type @@ -350,8 +352,8 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, * Read ADC value to check cable type and decide cable state * according to cable type */ - adc = info->status[0] & STATUS1_ADC_MASK; - adc >>= STATUS1_ADC_SHIFT; + adc = info->status[0] & MAX77693_STATUS1_ADC_MASK; + adc >>= MAX77693_STATUS1_ADC_SHIFT; /* * Check current cable state/cable type and store cable type @@ -366,13 +368,13 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, } else { *attached = true; - adclow = info->status[0] & STATUS1_ADCLOW_MASK; - adclow >>= STATUS1_ADCLOW_SHIFT; - adc1k = info->status[0] & STATUS1_ADC1K_MASK; - adc1k >>= STATUS1_ADC1K_SHIFT; + adclow = info->status[0] & MAX77693_STATUS1_ADCLOW_MASK; + adclow >>= MAX77693_STATUS1_ADCLOW_SHIFT; + adc1k = info->status[0] & MAX77693_STATUS1_ADC1K_MASK; + adc1k >>= MAX77693_STATUS1_ADC1K_SHIFT; - vbvolt = info->status[1] & STATUS2_VBVOLT_MASK; - vbvolt >>= STATUS2_VBVOLT_SHIFT; + vbvolt = info->status[1] & MAX77693_STATUS2_VBVOLT_MASK; + vbvolt >>= MAX77693_STATUS2_VBVOLT_SHIFT; /** * [0x1|VBVolt|ADCLow|ADC1K] @@ -397,8 +399,8 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, * Read charger type to check cable type and decide cable state * according to type of charger cable. */ - chg_type = info->status[1] & STATUS2_CHGTYP_MASK; - chg_type >>= STATUS2_CHGTYP_SHIFT; + chg_type = info->status[1] & MAX77693_STATUS2_CHGTYP_MASK; + chg_type >>= MAX77693_STATUS2_CHGTYP_SHIFT; if (chg_type == MAX77693_CHARGER_TYPE_NONE) { *attached = false; @@ -422,10 +424,10 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, * Read ADC value to check cable type and decide cable state * according to cable type */ - adc = info->status[0] & STATUS1_ADC_MASK; - adc >>= STATUS1_ADC_SHIFT; - chg_type = info->status[1] & STATUS2_CHGTYP_MASK; - chg_type >>= STATUS2_CHGTYP_SHIFT; + adc = info->status[0] & MAX77693_STATUS1_ADC_MASK; + adc >>= MAX77693_STATUS1_ADC_SHIFT; + chg_type = info->status[1] & MAX77693_STATUS2_CHGTYP_MASK; + chg_type >>= MAX77693_STATUS2_CHGTYP_SHIFT; if (adc == MAX77693_MUIC_ADC_OPEN && chg_type == MAX77693_CHARGER_TYPE_NONE) @@ -437,8 +439,8 @@ static int max77693_muic_get_cable_type(struct max77693_muic_info *info, * Read vbvolt field, if vbvolt is 1, * this cable is used for charging. */ - vbvolt = info->status[1] & STATUS2_VBVOLT_MASK; - vbvolt >>= STATUS2_VBVOLT_SHIFT; + vbvolt = info->status[1] & MAX77693_STATUS2_VBVOLT_MASK; + vbvolt >>= MAX77693_STATUS2_VBVOLT_SHIFT; cable_type = vbvolt; break; @@ -520,7 +522,8 @@ static int max77693_muic_dock_handler(struct max77693_muic_info *info, } /* Dock-Car/Desk/Audio, PATH:AUDIO */ - ret = max77693_muic_set_path(info, CONTROL1_SW_AUDIO, attached); + ret = max77693_muic_set_path(info, MAX77693_CONTROL1_SW_AUDIO, + attached); if (ret < 0) return ret; extcon_set_cable_state_(info->edev, dock_id, attached); @@ -585,14 +588,16 @@ static int max77693_muic_adc_ground_handler(struct max77693_muic_info *info) case MAX77693_MUIC_GND_USB_HOST: case MAX77693_MUIC_GND_USB_HOST_VB: /* USB_HOST, PATH: AP_USB */ - ret = max77693_muic_set_path(info, CONTROL1_SW_USB, attached); + ret = max77693_muic_set_path(info, MAX77693_CONTROL1_SW_USB, + attached); if (ret < 0) return ret; extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, attached); break; case MAX77693_MUIC_GND_AV_CABLE_LOAD: /* Audio Video Cable with load, PATH:AUDIO */ - ret = max77693_muic_set_path(info, CONTROL1_SW_AUDIO, attached); + ret = max77693_muic_set_path(info, MAX77693_CONTROL1_SW_AUDIO, + attached); if (ret < 0) return ret; extcon_set_cable_state_(info->edev, EXTCON_USB, attached); @@ -615,7 +620,7 @@ static int max77693_muic_jig_handler(struct max77693_muic_info *info, int cable_type, bool attached) { int ret = 0; - u8 path = CONTROL1_SW_OPEN; + u8 path = MAX77693_CONTROL1_SW_OPEN; dev_info(info->dev, "external connector is %s (adc:0x%02x)\n", @@ -625,12 +630,12 @@ static int max77693_muic_jig_handler(struct max77693_muic_info *info, case MAX77693_MUIC_ADC_FACTORY_MODE_USB_OFF: /* ADC_JIG_USB_OFF */ case MAX77693_MUIC_ADC_FACTORY_MODE_USB_ON: /* ADC_JIG_USB_ON */ /* PATH:AP_USB */ - path = CONTROL1_SW_USB; + path = MAX77693_CONTROL1_SW_USB; break; case MAX77693_MUIC_ADC_FACTORY_MODE_UART_OFF: /* ADC_JIG_UART_OFF */ case MAX77693_MUIC_ADC_FACTORY_MODE_UART_ON: /* ADC_JIG_UART_ON */ /* PATH:AP_UART */ - path = CONTROL1_SW_UART; + path = MAX77693_CONTROL1_SW_UART; break; default: dev_err(info->dev, "failed to detect %s jig cable\n", @@ -1077,7 +1082,7 @@ static int max77693_muic_probe(struct platform_device *pdev) dev_dbg(&pdev->dev, "allocate register map\n"); } else { info->max77693->regmap_muic = devm_regmap_init_i2c( - info->max77693->muic, + info->max77693->i2c_muic, &max77693_muic_regmap_config); if (IS_ERR(info->max77693->regmap_muic)) { ret = PTR_ERR(info->max77693->regmap_muic); @@ -1164,28 +1169,9 @@ static int max77693_muic_probe(struct platform_device *pdev) } for (i = 0; i < num_init_data; i++) { - enum max77693_irq_source irq_src - = MAX77693_IRQ_GROUP_NR; - regmap_write(info->max77693->regmap_muic, init_data[i].addr, init_data[i].data); - - switch (init_data[i].addr) { - case MAX77693_MUIC_REG_INTMASK1: - irq_src = MUIC_INT1; - break; - case MAX77693_MUIC_REG_INTMASK2: - irq_src = MUIC_INT2; - break; - case MAX77693_MUIC_REG_INTMASK3: - irq_src = MUIC_INT3; - break; - } - - if (irq_src < MAX77693_IRQ_GROUP_NR) - info->max77693->irq_masks_cur[irq_src] - = init_data[i].data; } if (pdata && pdata->muic_data) { @@ -1199,12 +1185,12 @@ static int max77693_muic_probe(struct platform_device *pdev) if (muic_pdata->path_uart) info->path_uart = muic_pdata->path_uart; else - info->path_uart = CONTROL1_SW_UART; + info->path_uart = MAX77693_CONTROL1_SW_UART; if (muic_pdata->path_usb) info->path_usb = muic_pdata->path_usb; else - info->path_usb = CONTROL1_SW_USB; + info->path_usb = MAX77693_CONTROL1_SW_USB; /* * Default delay time for detecting cable state @@ -1216,8 +1202,8 @@ static int max77693_muic_probe(struct platform_device *pdev) else delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); } else { - info->path_usb = CONTROL1_SW_USB; - info->path_uart = CONTROL1_SW_UART; + info->path_usb = MAX77693_CONTROL1_SW_USB; + info->path_uart = MAX77693_CONTROL1_SW_UART; delay_jiffies = msecs_to_jiffies(DELAY_MS_DEFAULT); } diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c index fac2f1417a79..f652c4199870 100644 --- a/drivers/extcon/extcon-max77843.c +++ b/drivers/extcon/extcon-max77843.c @@ -15,6 +15,7 @@ #include <linux/i2c.h> #include <linux/interrupt.h> #include <linux/kernel.h> +#include <linux/mfd/max77693-common.h> #include <linux/mfd/max77843-private.h> #include <linux/module.h> #include <linux/platform_device.h> @@ -32,7 +33,7 @@ enum max77843_muic_status { struct max77843_muic_info { struct device *dev; - struct max77843 *max77843; + struct max77693_dev *max77843; struct extcon_dev *edev; struct mutex mutex; @@ -198,18 +199,18 @@ static const struct regmap_irq_chip max77843_muic_irq_chip = { static int max77843_muic_set_path(struct max77843_muic_info *info, u8 val, bool attached) { - struct max77843 *max77843 = info->max77843; + struct max77693_dev *max77843 = info->max77843; int ret = 0; unsigned int ctrl1, ctrl2; if (attached) ctrl1 = val; else - ctrl1 = CONTROL1_SW_OPEN; + ctrl1 = MAX77843_MUIC_CONTROL1_SW_OPEN; ret = regmap_update_bits(max77843->regmap_muic, MAX77843_MUIC_REG_CONTROL1, - CONTROL1_COM_SW, ctrl1); + MAX77843_MUIC_CONTROL1_COM_SW, ctrl1); if (ret < 0) { dev_err(info->dev, "Cannot switch MUIC port\n"); return ret; @@ -243,7 +244,7 @@ static int max77843_muic_get_cable_type(struct max77843_muic_info *info, adc = info->status[MAX77843_MUIC_STATUS1] & MAX77843_MUIC_STATUS1_ADC_MASK; - adc >>= STATUS1_ADC_SHIFT; + adc >>= MAX77843_MUIC_STATUS1_ADC_SHIFT; switch (group) { case MAX77843_CABLE_GROUP_ADC: @@ -309,7 +310,7 @@ static int max77843_muic_get_cable_type(struct max77843_muic_info *info, /* Get VBVolt register bit */ gnd_type |= (info->status[MAX77843_MUIC_STATUS2] & MAX77843_MUIC_STATUS2_VBVOLT_MASK); - gnd_type >>= STATUS2_VBVOLT_SHIFT; + gnd_type >>= MAX77843_MUIC_STATUS2_VBVOLT_SHIFT; /* Offset of GND cable */ gnd_type |= MAX77843_MUIC_GND_USB_HOST; @@ -338,7 +339,9 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info) switch (gnd_cable_type) { case MAX77843_MUIC_GND_USB_HOST: case MAX77843_MUIC_GND_USB_HOST_VB: - ret = max77843_muic_set_path(info, CONTROL1_SW_USB, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_USB, + attached); if (ret < 0) return ret; @@ -346,7 +349,9 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info) break; case MAX77843_MUIC_GND_MHL_VB: case MAX77843_MUIC_GND_MHL: - ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); if (ret < 0) return ret; @@ -365,7 +370,7 @@ static int max77843_muic_jig_handler(struct max77843_muic_info *info, int cable_type, bool attached) { int ret; - u8 path = CONTROL1_SW_OPEN; + u8 path = MAX77843_MUIC_CONTROL1_SW_OPEN; dev_dbg(info->dev, "external connector is %s (adc:0x%02x)\n", attached ? "attached" : "detached", cable_type); @@ -373,10 +378,10 @@ static int max77843_muic_jig_handler(struct max77843_muic_info *info, switch (cable_type) { case MAX77843_MUIC_ADC_FACTORY_MODE_USB_OFF: case MAX77843_MUIC_ADC_FACTORY_MODE_USB_ON: - path = CONTROL1_SW_USB; + path = MAX77843_MUIC_CONTROL1_SW_USB; break; case MAX77843_MUIC_ADC_FACTORY_MODE_UART_OFF: - path = CONTROL1_SW_UART; + path = MAX77843_MUIC_CONTROL1_SW_UART; break; default: return -EINVAL; @@ -474,14 +479,18 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) switch (chg_type) { case MAX77843_MUIC_CHG_USB: - ret = max77843_muic_set_path(info, CONTROL1_SW_USB, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_USB, + attached); if (ret < 0) return ret; extcon_set_cable_state_(info->edev, EXTCON_USB, attached); break; case MAX77843_MUIC_CHG_DOWNSTREAM: - ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); if (ret < 0) return ret; @@ -489,14 +498,18 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) attached); break; case MAX77843_MUIC_CHG_DEDICATED: - ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); if (ret < 0) return ret; extcon_set_cable_state_(info->edev, EXTCON_TA, attached); break; case MAX77843_MUIC_CHG_SPECIAL_500MA: - ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); if (ret < 0) return ret; @@ -504,7 +517,9 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) attached); break; case MAX77843_MUIC_CHG_SPECIAL_1A: - ret = max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + ret = max77843_muic_set_path(info, + MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); if (ret < 0) return ret; @@ -528,7 +543,8 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) "failed to detect %s accessory (chg_type:0x%x)\n", attached ? "attached" : "detached", chg_type); - max77843_muic_set_path(info, CONTROL1_SW_OPEN, attached); + max77843_muic_set_path(info, MAX77843_MUIC_CONTROL1_SW_OPEN, + attached); return -EINVAL; } @@ -539,7 +555,7 @@ static void max77843_muic_irq_work(struct work_struct *work) { struct max77843_muic_info *info = container_of(work, struct max77843_muic_info, irq_work); - struct max77843 *max77843 = info->max77843; + struct max77693_dev *max77843 = info->max77843; int ret = 0; mutex_lock(&info->mutex); @@ -615,7 +631,7 @@ static void max77843_muic_detect_cable_wq(struct work_struct *work) { struct max77843_muic_info *info = container_of(to_delayed_work(work), struct max77843_muic_info, wq_detcable); - struct max77843 *max77843 = info->max77843; + struct max77693_dev *max77843 = info->max77843; int chg_type, adc, ret; bool attached; @@ -656,7 +672,7 @@ err_cable_wq: static int max77843_muic_set_debounce_time(struct max77843_muic_info *info, enum max77843_muic_adc_debounce_time time) { - struct max77843 *max77843 = info->max77843; + struct max77693_dev *max77843 = info->max77843; int ret; switch (time) { @@ -667,7 +683,7 @@ static int max77843_muic_set_debounce_time(struct max77843_muic_info *info, ret = regmap_update_bits(max77843->regmap_muic, MAX77843_MUIC_REG_CONTROL4, MAX77843_MUIC_CONTROL4_ADCDBSET_MASK, - time << CONTROL4_ADCDBSET_SHIFT); + time << MAX77843_MUIC_CONTROL4_ADCDBSET_SHIFT); if (ret < 0) { dev_err(info->dev, "Cannot write MUIC regmap\n"); return ret; @@ -681,7 +697,7 @@ static int max77843_muic_set_debounce_time(struct max77843_muic_info *info, return 0; } -static int max77843_init_muic_regmap(struct max77843 *max77843) +static int max77843_init_muic_regmap(struct max77693_dev *max77843) { int ret; @@ -720,7 +736,7 @@ err_muic_i2c: static int max77843_muic_probe(struct platform_device *pdev) { - struct max77843 *max77843 = dev_get_drvdata(pdev->dev.parent); + struct max77693_dev *max77843 = dev_get_drvdata(pdev->dev.parent); struct max77843_muic_info *info; unsigned int id; int i, ret; @@ -768,7 +784,7 @@ static int max77843_muic_probe(struct platform_device *pdev) max77843_muic_set_debounce_time(info, MAX77843_DEBOUNCE_TIME_25MS); /* Set initial path for UART */ - max77843_muic_set_path(info, CONTROL1_SW_UART, true); + max77843_muic_set_path(info, MAX77843_MUIC_CONTROL1_SW_UART, true); /* Check revision number of MUIC device */ ret = regmap_read(max77843->regmap_muic, MAX77843_MUIC_REG_ID, &id); @@ -821,7 +837,7 @@ err_muic_irq: static int max77843_muic_remove(struct platform_device *pdev) { struct max77843_muic_info *info = platform_get_drvdata(pdev); - struct max77843 *max77843 = info->max77843; + struct max77693_dev *max77843 = info->max77843; cancel_work_sync(&info->irq_work); regmap_del_irq_chip(max77843->irq, max77843->irq_data_muic); diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index d4f0a817e858..c41dec819cdf 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -167,28 +167,16 @@ config INPUT_M68K_BEEP depends on M68K config INPUT_MAX77693_HAPTIC - tristate "MAXIM MAX77693 haptic controller support" - depends on MFD_MAX77693 && PWM + tristate "MAXIM MAX77693/MAX77843 haptic controller support" + depends on (MFD_MAX77693 || MFD_MAX77843) && PWM select INPUT_FF_MEMLESS help This option enables support for the haptic controller on - MAXIM MAX77693 chip. + MAXIM MAX77693 and MAX77843 chips. To compile this driver as module, choose M here: the module will be called max77693-haptic. -config INPUT_MAX77843_HAPTIC - tristate "MAXIM MAX77843 haptic controller support" - depends on MFD_MAX77843 && REGULATOR - select INPUT_FF_MEMLESS - help - This option enables support for the haptic controller on - MAXIM MAX77843 chip. The driver supports ff-memless interface - from input framework. - - To compile this driver as module, choose M here: the - module will be called max77843-haptic. - config INPUT_MAX8925_ONKEY tristate "MAX8925 ONKEY support" depends on MFD_MAX8925 diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 53df07dcc23c..0357a088c6a9 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -41,7 +41,6 @@ obj-$(CONFIG_INPUT_KEYSPAN_REMOTE) += keyspan_remote.o obj-$(CONFIG_INPUT_KXTJ9) += kxtj9.o obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o obj-$(CONFIG_INPUT_MAX77693_HAPTIC) += max77693-haptic.o -obj-$(CONFIG_INPUT_MAX77843_HAPTIC) += max77843-haptic.o obj-$(CONFIG_INPUT_MAX8925_ONKEY) += max8925_onkey.o obj-$(CONFIG_INPUT_MAX8997_HAPTIC) += max8997_haptic.o obj-$(CONFIG_INPUT_MC13783_PWRBUTTON) += mc13783-pwrbutton.o diff --git a/drivers/input/misc/max77693-haptic.c b/drivers/input/misc/max77693-haptic.c index 39e930c10ebb..6d96bff32a0e 100644 --- a/drivers/input/misc/max77693-haptic.c +++ b/drivers/input/misc/max77693-haptic.c @@ -1,8 +1,9 @@ /* - * MAXIM MAX77693 Haptic device driver + * MAXIM MAX77693/MAX77843 Haptic device driver * - * Copyright (C) 2014 Samsung Electronics + * Copyright (C) 2014,2015 Samsung Electronics * Jaewon Kim <jaewon02.kim@samsung.com> + * Krzysztof Kozlowski <k.kozlowski@samsung.com> * * This program is not provided / owned by Maxim Integrated Products. * @@ -24,7 +25,9 @@ #include <linux/workqueue.h> #include <linux/regulator/consumer.h> #include <linux/mfd/max77693.h> +#include <linux/mfd/max77693-common.h> #include <linux/mfd/max77693-private.h> +#include <linux/mfd/max77843-private.h> #define MAX_MAGNITUDE_SHIFT 16 @@ -46,6 +49,8 @@ enum max77693_haptic_pwm_divisor { }; struct max77693_haptic { + enum max77693_types dev_type; + struct regmap *regmap_pmic; struct regmap *regmap_haptic; struct device *dev; @@ -59,7 +64,6 @@ struct max77693_haptic { unsigned int pwm_duty; enum max77693_haptic_motor_type type; enum max77693_haptic_pulse_mode mode; - enum max77693_haptic_pwm_divisor pwm_divisor; struct work_struct work; }; @@ -78,19 +82,52 @@ static int max77693_haptic_set_duty_cycle(struct max77693_haptic *haptic) return 0; } +static int max77843_haptic_bias(struct max77693_haptic *haptic, bool on) +{ + int error; + + if (haptic->dev_type != TYPE_MAX77843) + return 0; + + error = regmap_update_bits(haptic->regmap_haptic, + MAX77843_SYS_REG_MAINCTRL1, + MAX77843_MAINCTRL1_BIASEN_MASK, + on << MAINCTRL1_BIASEN_SHIFT); + if (error) { + dev_err(haptic->dev, "failed to %s bias: %d\n", + on ? "enable" : "disable", error); + return error; + } + + return 0; +} + static int max77693_haptic_configure(struct max77693_haptic *haptic, bool enable) { - unsigned int value; + unsigned int value, config_reg; int error; - value = ((haptic->type << MAX77693_CONFIG2_MODE) | - (enable << MAX77693_CONFIG2_MEN) | - (haptic->mode << MAX77693_CONFIG2_HTYP) | - (haptic->pwm_divisor)); + switch (haptic->dev_type) { + case TYPE_MAX77693: + value = ((haptic->type << MAX77693_CONFIG2_MODE) | + (enable << MAX77693_CONFIG2_MEN) | + (haptic->mode << MAX77693_CONFIG2_HTYP) | + MAX77693_HAPTIC_PWM_DIVISOR_128); + config_reg = MAX77693_HAPTIC_REG_CONFIG2; + break; + case TYPE_MAX77843: + value = (haptic->type << MCONFIG_MODE_SHIFT) | + (enable << MCONFIG_MEN_SHIFT) | + MAX77693_HAPTIC_PWM_DIVISOR_128; + config_reg = MAX77843_HAP_REG_MCONFIG; + break; + default: + return -EINVAL; + } error = regmap_write(haptic->regmap_haptic, - MAX77693_HAPTIC_REG_CONFIG2, value); + config_reg, value); if (error) { dev_err(haptic->dev, "failed to update haptic config: %d\n", error); @@ -104,6 +141,9 @@ static int max77693_haptic_lowsys(struct max77693_haptic *haptic, bool enable) { int error; + if (haptic->dev_type != TYPE_MAX77693) + return 0; + error = regmap_update_bits(haptic->regmap_pmic, MAX77693_PMIC_REG_LSCNFG, MAX77693_PMIC_LOW_SYS_MASK, @@ -219,6 +259,10 @@ static int max77693_haptic_open(struct input_dev *dev) struct max77693_haptic *haptic = input_get_drvdata(dev); int error; + error = max77843_haptic_bias(haptic, true); + if (error) + return error; + error = regulator_enable(haptic->motor_reg); if (error) { dev_err(haptic->dev, @@ -241,6 +285,8 @@ static void max77693_haptic_close(struct input_dev *dev) if (error) dev_err(haptic->dev, "failed to disable regulator: %d\n", error); + + max77843_haptic_bias(haptic, false); } static int max77693_haptic_probe(struct platform_device *pdev) @@ -254,13 +300,26 @@ static int max77693_haptic_probe(struct platform_device *pdev) return -ENOMEM; haptic->regmap_pmic = max77693->regmap; - haptic->regmap_haptic = max77693->regmap_haptic; haptic->dev = &pdev->dev; haptic->type = MAX77693_HAPTIC_LRA; haptic->mode = MAX77693_HAPTIC_EXTERNAL_MODE; - haptic->pwm_divisor = MAX77693_HAPTIC_PWM_DIVISOR_128; haptic->suspend_state = false; + /* Variant-specific init */ + haptic->dev_type = platform_get_device_id(pdev)->driver_data; + switch (haptic->dev_type) { + case TYPE_MAX77693: + haptic->regmap_haptic = max77693->regmap_haptic; + break; + case TYPE_MAX77843: + haptic->regmap_haptic = max77693->regmap; + break; + default: + dev_err(&pdev->dev, "unsupported device type: %u\n", + haptic->dev_type); + return -EINVAL; + } + INIT_WORK(&haptic->work, max77693_haptic_play_work); /* Get pwm and regulatot for haptic device */ @@ -338,16 +397,25 @@ static int __maybe_unused max77693_haptic_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(max77693_haptic_pm_ops, max77693_haptic_suspend, max77693_haptic_resume); +static const struct platform_device_id max77693_haptic_id[] = { + { "max77693-haptic", TYPE_MAX77693 }, + { "max77843-haptic", TYPE_MAX77843 }, + {}, +}; +MODULE_DEVICE_TABLE(platform, max77693_haptic_id); + static struct platform_driver max77693_haptic_driver = { .driver = { .name = "max77693-haptic", .pm = &max77693_haptic_pm_ops, }, .probe = max77693_haptic_probe, + .id_table = max77693_haptic_id, }; module_platform_driver(max77693_haptic_driver); MODULE_AUTHOR("Jaewon Kim <jaewon02.kim@samsung.com>"); -MODULE_DESCRIPTION("MAXIM MAX77693 Haptic driver"); +MODULE_AUTHOR("Krzysztof Kozlowski <k.kozlowski@samsung.com>"); +MODULE_DESCRIPTION("MAXIM 77693/77843 Haptic driver"); MODULE_ALIAS("platform:max77693-haptic"); MODULE_LICENSE("GPL"); diff --git a/drivers/input/misc/max77843-haptic.c b/drivers/input/misc/max77843-haptic.c deleted file mode 100644 index dccbb465a055..000000000000 --- a/drivers/input/misc/max77843-haptic.c +++ /dev/null @@ -1,358 +0,0 @@ -/* - * MAXIM MAX77693 Haptic device driver - * - * Copyright (C) 2015 Samsung Electronics - * Author: Jaewon Kim <jaewon02.kim@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/err.h> -#include <linux/i2c.h> -#include <linux/init.h> -#include <linux/input.h> -#include <linux/mfd/max77843-private.h> -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/pwm.h> -#include <linux/regmap.h> -#include <linux/regulator/consumer.h> -#include <linux/slab.h> -#include <linux/workqueue.h> - -#define MAX_MAGNITUDE_SHIFT 16 - -enum max77843_haptic_motor_type { - MAX77843_HAPTIC_ERM = 0, - MAX77843_HAPTIC_LRA, -}; - -enum max77843_haptic_pwm_divisor { - MAX77843_HAPTIC_PWM_DIVISOR_32 = 0, - MAX77843_HAPTIC_PWM_DIVISOR_64, - MAX77843_HAPTIC_PWM_DIVISOR_128, - MAX77843_HAPTIC_PWM_DIVISOR_256, -}; - -struct max77843_haptic { - struct regmap *regmap_haptic; - struct device *dev; - struct input_dev *input_dev; - struct pwm_device *pwm_dev; - struct regulator *motor_reg; - struct work_struct work; - struct mutex mutex; - - unsigned int magnitude; - unsigned int pwm_duty; - - bool active; - bool suspended; - - enum max77843_haptic_motor_type type; - enum max77843_haptic_pwm_divisor pwm_divisor; -}; - -static int max77843_haptic_set_duty_cycle(struct max77843_haptic *haptic) -{ - int delta = (haptic->pwm_dev->period + haptic->pwm_duty) / 2; - int error; - - error = pwm_config(haptic->pwm_dev, delta, haptic->pwm_dev->period); - if (error) { - dev_err(haptic->dev, "failed to configure pwm: %d\n", error); - return error; - } - - return 0; -} - -static int max77843_haptic_bias(struct max77843_haptic *haptic, bool on) -{ - int error; - - error = regmap_update_bits(haptic->regmap_haptic, - MAX77843_SYS_REG_MAINCTRL1, - MAX77843_MAINCTRL1_BIASEN_MASK, - on << MAINCTRL1_BIASEN_SHIFT); - if (error) { - dev_err(haptic->dev, "failed to %s bias: %d\n", - on ? "enable" : "disable", error); - return error; - } - - return 0; -} - -static int max77843_haptic_config(struct max77843_haptic *haptic, bool enable) -{ - unsigned int value; - int error; - - value = (haptic->type << MCONFIG_MODE_SHIFT) | - (enable << MCONFIG_MEN_SHIFT) | - (haptic->pwm_divisor << MCONFIG_PDIV_SHIFT); - - error = regmap_write(haptic->regmap_haptic, - MAX77843_HAP_REG_MCONFIG, value); - if (error) { - dev_err(haptic->dev, - "failed to update haptic config: %d\n", error); - return error; - } - - return 0; -} - -static int max77843_haptic_enable(struct max77843_haptic *haptic) -{ - int error; - - if (haptic->active) - return 0; - - error = pwm_enable(haptic->pwm_dev); - if (error) { - dev_err(haptic->dev, - "failed to enable pwm device: %d\n", error); - return error; - } - - error = max77843_haptic_config(haptic, true); - if (error) - goto err_config; - - haptic->active = true; - - return 0; - -err_config: - pwm_disable(haptic->pwm_dev); - - return error; -} - -static int max77843_haptic_disable(struct max77843_haptic *haptic) -{ - int error; - - if (!haptic->active) |