diff options
Diffstat (limited to 'drivers/rtc/rtc-ds1685.c')
| -rw-r--r-- | drivers/rtc/rtc-ds1685.c | 590 |
1 files changed, 0 insertions, 590 deletions
diff --git a/drivers/rtc/rtc-ds1685.c b/drivers/rtc/rtc-ds1685.c index 5c0db6c8134c..6f39f683a98c 100644 --- a/drivers/rtc/rtc-ds1685.c +++ b/drivers/rtc/rtc-ds1685.c @@ -1188,552 +1188,6 @@ ds1685_rtc_sysfs_misc_grp = { .attrs = ds1685_rtc_sysfs_misc_attrs, }; -#ifdef CONFIG_RTC_DS1685_SYSFS_REGS -/** - * struct ds1685_rtc_ctrl_regs. - * @name: char pointer for the bit name. - * @reg: control register the bit is in. - * @bit: the bit's offset in the register. - */ -struct ds1685_rtc_ctrl_regs { - const char *name; - const u8 reg; - const u8 bit; -}; - -/* - * Ctrl register bit lookup table. - */ -static const struct ds1685_rtc_ctrl_regs -ds1685_ctrl_regs_table[] = { - { "uip", RTC_CTRL_A, RTC_CTRL_A_UIP }, - { "dv2", RTC_CTRL_A, RTC_CTRL_A_DV2 }, - { "dv1", RTC_CTRL_A, RTC_CTRL_A_DV1 }, - { "dv0", RTC_CTRL_A, RTC_CTRL_A_DV0 }, - { "rs3", RTC_CTRL_A, RTC_CTRL_A_RS3 }, - { "rs2", RTC_CTRL_A, RTC_CTRL_A_RS2 }, - { "rs1", RTC_CTRL_A, RTC_CTRL_A_RS1 }, - { "rs0", RTC_CTRL_A, RTC_CTRL_A_RS0 }, - { "set", RTC_CTRL_B, RTC_CTRL_B_SET }, - { "pie", RTC_CTRL_B, RTC_CTRL_B_PIE }, - { "aie", RTC_CTRL_B, RTC_CTRL_B_AIE }, - { "uie", RTC_CTRL_B, RTC_CTRL_B_UIE }, - { "sqwe", RTC_CTRL_B, RTC_CTRL_B_SQWE }, - { "dm", RTC_CTRL_B, RTC_CTRL_B_DM }, - { "2412", RTC_CTRL_B, RTC_CTRL_B_2412 }, - { "dse", RTC_CTRL_B, RTC_CTRL_B_DSE }, - { "irqf", RTC_CTRL_C, RTC_CTRL_C_IRQF }, - { "pf", RTC_CTRL_C, RTC_CTRL_C_PF }, - { "af", RTC_CTRL_C, RTC_CTRL_C_AF }, - { "uf", RTC_CTRL_C, RTC_CTRL_C_UF }, - { "vrt", RTC_CTRL_D, RTC_CTRL_D_VRT }, - { "vrt2", RTC_EXT_CTRL_4A, RTC_CTRL_4A_VRT2 }, - { "incr", RTC_EXT_CTRL_4A, RTC_CTRL_4A_INCR }, - { "pab", RTC_EXT_CTRL_4A, RTC_CTRL_4A_PAB }, - { "rf", RTC_EXT_CTRL_4A, RTC_CTRL_4A_RF }, - { "wf", RTC_EXT_CTRL_4A, RTC_CTRL_4A_WF }, - { "kf", RTC_EXT_CTRL_4A, RTC_CTRL_4A_KF }, -#if !defined(CONFIG_RTC_DRV_DS1685) && !defined(CONFIG_RTC_DRV_DS1689) - { "bme", RTC_EXT_CTRL_4A, RTC_CTRL_4A_BME }, -#endif - { "abe", RTC_EXT_CTRL_4B, RTC_CTRL_4B_ABE }, - { "e32k", RTC_EXT_CTRL_4B, RTC_CTRL_4B_E32K }, - { "cs", RTC_EXT_CTRL_4B, RTC_CTRL_4B_CS }, - { "rce", RTC_EXT_CTRL_4B, RTC_CTRL_4B_RCE }, - { "prs", RTC_EXT_CTRL_4B, RTC_CTRL_4B_PRS }, - { "rie", RTC_EXT_CTRL_4B, RTC_CTRL_4B_RIE }, - { "wie", RTC_EXT_CTRL_4B, RTC_CTRL_4B_WIE }, - { "kse", RTC_EXT_CTRL_4B, RTC_CTRL_4B_KSE }, - { NULL, 0, 0 }, -}; - -/** - * ds1685_rtc_sysfs_ctrl_regs_lookup - ctrl register bit lookup function. - * @name: ctrl register bit to look up in ds1685_ctrl_regs_table. - */ -static const struct ds1685_rtc_ctrl_regs* -ds1685_rtc_sysfs_ctrl_regs_lookup(const char *name) -{ - const struct ds1685_rtc_ctrl_regs *p = ds1685_ctrl_regs_table; - - for (; p->name != NULL; ++p) - if (strcmp(p->name, name) == 0) - return p; - - return NULL; -} - -/** - * ds1685_rtc_sysfs_ctrl_regs_show - reads a ctrl register bit via sysfs. - * @dev: pointer to device structure. - * @attr: pointer to device_attribute structure. - * @buf: pointer to char array to hold the output. - */ -static ssize_t -ds1685_rtc_sysfs_ctrl_regs_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - u8 tmp; - struct ds1685_priv *rtc = dev_get_drvdata(dev); - const struct ds1685_rtc_ctrl_regs *reg_info = - ds1685_rtc_sysfs_ctrl_regs_lookup(attr->attr.name); - - /* Make sure we actually matched something. */ - if (!reg_info) - return -EINVAL; - - /* No spinlock during a read -- mutex is already held. */ - ds1685_rtc_switch_to_bank1(rtc); - tmp = rtc->read(rtc, reg_info->reg) & reg_info->bit; - ds1685_rtc_switch_to_bank0(rtc); - - return sprintf(buf, "%d\n", (tmp ? 1 : 0)); -} - -/** - * ds1685_rtc_sysfs_ctrl_regs_store - writes a ctrl register bit via sysfs. - * @dev: pointer to device structure. - * @attr: pointer to device_attribute structure. - * @buf: pointer to char array to hold the output. - * @count: number of bytes written. - */ -static ssize_t -ds1685_rtc_sysfs_ctrl_regs_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct ds1685_priv *rtc = dev_get_drvdata(dev); - u8 reg = 0, bit = 0, tmp; - unsigned long flags; - long int val = 0; - const struct ds1685_rtc_ctrl_regs *reg_info = - ds1685_rtc_sysfs_ctrl_regs_lookup(attr->attr.name); - - /* We only accept numbers. */ - if (kstrtol(buf, 10, &val) < 0) - return -EINVAL; - - /* bits are binary, 0 or 1 only. */ - if ((val != 0) && (val != 1)) - return -ERANGE; - - /* Make sure we actually matched something. */ - if (!reg_info) - return -EINVAL; - - reg = reg_info->reg; - bit = reg_info->bit; - - /* Safe to spinlock during a write. */ - ds1685_rtc_begin_ctrl_access(rtc, &flags); - tmp = rtc->read(rtc, reg); - rtc->write(rtc, reg, (val ? (tmp | bit) : (tmp & ~(bit)))); - ds1685_rtc_end_ctrl_access(rtc, flags); - - return count; -} - -/** - * DS1685_RTC_SYSFS_CTRL_REG_RO - device_attribute for read-only register bit. - * @bit: bit to read. - */ -#define DS1685_RTC_SYSFS_CTRL_REG_RO(bit) \ - static DEVICE_ATTR(bit, S_IRUGO, \ - ds1685_rtc_sysfs_ctrl_regs_show, NULL) - -/** - * DS1685_RTC_SYSFS_CTRL_REG_RW - device_attribute for read-write register bit. - * @bit: bit to read or write. - */ -#define DS1685_RTC_SYSFS_CTRL_REG_RW(bit) \ - static DEVICE_ATTR(bit, S_IRUGO | S_IWUSR, \ - ds1685_rtc_sysfs_ctrl_regs_show, \ - ds1685_rtc_sysfs_ctrl_regs_store) - -/* - * Control Register A bits. - */ -DS1685_RTC_SYSFS_CTRL_REG_RO(uip); -DS1685_RTC_SYSFS_CTRL_REG_RW(dv2); -DS1685_RTC_SYSFS_CTRL_REG_RW(dv1); -DS1685_RTC_SYSFS_CTRL_REG_RO(dv0); -DS1685_RTC_SYSFS_CTRL_REG_RW(rs3); -DS1685_RTC_SYSFS_CTRL_REG_RW(rs2); -DS1685_RTC_SYSFS_CTRL_REG_RW(rs1); -DS1685_RTC_SYSFS_CTRL_REG_RW(rs0); - -static struct attribute* -ds1685_rtc_sysfs_ctrla_attrs[] = { - &dev_attr_uip.attr, - &dev_attr_dv2.attr, - &dev_attr_dv1.attr, - &dev_attr_dv0.attr, - &dev_attr_rs3.attr, - &dev_attr_rs2.attr, - &dev_attr_rs1.attr, - &dev_attr_rs0.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrla_grp = { - .name = "ctrla", - .attrs = ds1685_rtc_sysfs_ctrla_attrs, -}; - - -/* - * Control Register B bits. - */ -DS1685_RTC_SYSFS_CTRL_REG_RO(set); -DS1685_RTC_SYSFS_CTRL_REG_RW(pie); -DS1685_RTC_SYSFS_CTRL_REG_RW(aie); -DS1685_RTC_SYSFS_CTRL_REG_RW(uie); -DS1685_RTC_SYSFS_CTRL_REG_RW(sqwe); -DS1685_RTC_SYSFS_CTRL_REG_RO(dm); -DS1685_RTC_SYSFS_CTRL_REG_RO(2412); -DS1685_RTC_SYSFS_CTRL_REG_RO(dse); - -static struct attribute* -ds1685_rtc_sysfs_ctrlb_attrs[] = { - &dev_attr_set.attr, - &dev_attr_pie.attr, - &dev_attr_aie.attr, - &dev_attr_uie.attr, - &dev_attr_sqwe.attr, - &dev_attr_dm.attr, - &dev_attr_2412.attr, - &dev_attr_dse.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrlb_grp = { - .name = "ctrlb", - .attrs = ds1685_rtc_sysfs_ctrlb_attrs, -}; - -/* - * Control Register C bits. - * - * Reading Control C clears these bits! Reading them individually can - * possibly cause an interrupt to be missed. Use the /proc interface - * to see all the bits in this register simultaneously. - */ -DS1685_RTC_SYSFS_CTRL_REG_RO(irqf); -DS1685_RTC_SYSFS_CTRL_REG_RO(pf); -DS1685_RTC_SYSFS_CTRL_REG_RO(af); -DS1685_RTC_SYSFS_CTRL_REG_RO(uf); - -static struct attribute* -ds1685_rtc_sysfs_ctrlc_attrs[] = { - &dev_attr_irqf.attr, - &dev_attr_pf.attr, - &dev_attr_af.attr, - &dev_attr_uf.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrlc_grp = { - .name = "ctrlc", - .attrs = ds1685_rtc_sysfs_ctrlc_attrs, -}; - -/* - * Control Register D bits. - */ -DS1685_RTC_SYSFS_CTRL_REG_RO(vrt); - -static struct attribute* -ds1685_rtc_sysfs_ctrld_attrs[] = { - &dev_attr_vrt.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrld_grp = { - .name = "ctrld", - .attrs = ds1685_rtc_sysfs_ctrld_attrs, -}; - -/* - * Control Register 4A bits. - */ -DS1685_RTC_SYSFS_CTRL_REG_RO(vrt2); -DS1685_RTC_SYSFS_CTRL_REG_RO(incr); -DS1685_RTC_SYSFS_CTRL_REG_RW(pab); -DS1685_RTC_SYSFS_CTRL_REG_RW(rf); -DS1685_RTC_SYSFS_CTRL_REG_RW(wf); -DS1685_RTC_SYSFS_CTRL_REG_RW(kf); -#if !defined(CONFIG_RTC_DRV_DS1685) && !defined(CONFIG_RTC_DRV_DS1689) -DS1685_RTC_SYSFS_CTRL_REG_RO(bme); -#endif - -static struct attribute* -ds1685_rtc_sysfs_ctrl4a_attrs[] = { - &dev_attr_vrt2.attr, - &dev_attr_incr.attr, - &dev_attr_pab.attr, - &dev_attr_rf.attr, - &dev_attr_wf.attr, - &dev_attr_kf.attr, -#if !defined(CONFIG_RTC_DRV_DS1685) && !defined(CONFIG_RTC_DRV_DS1689) - &dev_attr_bme.attr, -#endif - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrl4a_grp = { - .name = "ctrl4a", - .attrs = ds1685_rtc_sysfs_ctrl4a_attrs, -}; - -/* - * Control Register 4B bits. - */ -DS1685_RTC_SYSFS_CTRL_REG_RW(abe); -DS1685_RTC_SYSFS_CTRL_REG_RW(e32k); -DS1685_RTC_SYSFS_CTRL_REG_RO(cs); -DS1685_RTC_SYSFS_CTRL_REG_RW(rce); -DS1685_RTC_SYSFS_CTRL_REG_RW(prs); -DS1685_RTC_SYSFS_CTRL_REG_RW(rie); -DS1685_RTC_SYSFS_CTRL_REG_RW(wie); -DS1685_RTC_SYSFS_CTRL_REG_RW(kse); - -static struct attribute* -ds1685_rtc_sysfs_ctrl4b_attrs[] = { - &dev_attr_abe.attr, - &dev_attr_e32k.attr, - &dev_attr_cs.attr, - &dev_attr_rce.attr, - &dev_attr_prs.attr, - &dev_attr_rie.attr, - &dev_attr_wie.attr, - &dev_attr_kse.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_ctrl4b_grp = { - .name = "ctrl4b", - .attrs = ds1685_rtc_sysfs_ctrl4b_attrs, -}; - - -/** - * struct ds1685_rtc_ctrl_regs. - * @name: char pointer for the bit name. - * @reg: control register the bit is in. - * @bit: the bit's offset in the register. - */ -struct ds1685_rtc_time_regs { - const char *name; - const u8 reg; - const u8 mask; - const u8 min; - const u8 max; -}; - -/* - * Time/Date register lookup tables. - */ -static const struct ds1685_rtc_time_regs -ds1685_time_regs_bcd_table[] = { - { "seconds", RTC_SECS, RTC_SECS_BCD_MASK, 0, 59 }, - { "minutes", RTC_MINS, RTC_MINS_BCD_MASK, 0, 59 }, - { "hours", RTC_HRS, RTC_HRS_24_BCD_MASK, 0, 23 }, - { "wday", RTC_WDAY, RTC_WDAY_MASK, 1, 7 }, - { "mday", RTC_MDAY, RTC_MDAY_BCD_MASK, 1, 31 }, - { "month", RTC_MONTH, RTC_MONTH_BCD_MASK, 1, 12 }, - { "year", RTC_YEAR, RTC_YEAR_BCD_MASK, 0, 99 }, - { "century", RTC_CENTURY, RTC_CENTURY_MASK, 0, 99 }, - { "alarm_seconds", RTC_SECS_ALARM, RTC_SECS_BCD_MASK, 0, 59 }, - { "alarm_minutes", RTC_MINS_ALARM, RTC_MINS_BCD_MASK, 0, 59 }, - { "alarm_hours", RTC_HRS_ALARM, RTC_HRS_24_BCD_MASK, 0, 23 }, - { "alarm_mday", RTC_MDAY_ALARM, RTC_MDAY_ALARM_MASK, 1, 31 }, - { NULL, 0, 0, 0, 0 }, -}; - -static const struct ds1685_rtc_time_regs -ds1685_time_regs_bin_table[] = { - { "seconds", RTC_SECS, RTC_SECS_BIN_MASK, 0x00, 0x3b }, - { "minutes", RTC_MINS, RTC_MINS_BIN_MASK, 0x00, 0x3b }, - { "hours", RTC_HRS, RTC_HRS_24_BIN_MASK, 0x00, 0x17 }, - { "wday", RTC_WDAY, RTC_WDAY_MASK, 0x01, 0x07 }, - { "mday", RTC_MDAY, RTC_MDAY_BIN_MASK, 0x01, 0x1f }, - { "month", RTC_MONTH, RTC_MONTH_BIN_MASK, 0x01, 0x0c }, - { "year", RTC_YEAR, RTC_YEAR_BIN_MASK, 0x00, 0x63 }, - { "century", RTC_CENTURY, RTC_CENTURY_MASK, 0x00, 0x63 }, - { "alarm_seconds", RTC_SECS_ALARM, RTC_SECS_BIN_MASK, 0x00, 0x3b }, - { "alarm_minutes", RTC_MINS_ALARM, RTC_MINS_BIN_MASK, 0x00, 0x3b }, - { "alarm_hours", RTC_HRS_ALARM, RTC_HRS_24_BIN_MASK, 0x00, 0x17 }, - { "alarm_mday", RTC_MDAY_ALARM, RTC_MDAY_ALARM_MASK, 0x01, 0x1f }, - { NULL, 0, 0, 0x00, 0x00 }, -}; - -/** - * ds1685_rtc_sysfs_time_regs_bcd_lookup - time/date reg bit lookup function. - * @name: register bit to look up in ds1685_time_regs_bcd_table. - */ -static const struct ds1685_rtc_time_regs* -ds1685_rtc_sysfs_time_regs_lookup(const char *name, bool bcd_mode) -{ - const struct ds1685_rtc_time_regs *p; - - if (bcd_mode) - p = ds1685_time_regs_bcd_table; - else - p = ds1685_time_regs_bin_table; - - for (; p->name != NULL; ++p) - if (strcmp(p->name, name) == 0) - return p; - - return NULL; -} - -/** - * ds1685_rtc_sysfs_time_regs_show - reads a time/date register via sysfs. - * @dev: pointer to device structure. - * @attr: pointer to device_attribute structure. - * @buf: pointer to char array to hold the output. - */ -static ssize_t -ds1685_rtc_sysfs_time_regs_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - u8 tmp; - struct ds1685_priv *rtc = dev_get_drvdata(dev); - const struct ds1685_rtc_time_regs *bcd_reg_info = - ds1685_rtc_sysfs_time_regs_lookup(attr->attr.name, true); - const struct ds1685_rtc_time_regs *bin_reg_info = - ds1685_rtc_sysfs_time_regs_lookup(attr->attr.name, false); - - /* Make sure we actually matched something. */ - if (!bcd_reg_info || !bin_reg_info) - return -EINVAL; - - /* bcd_reg_info->reg == bin_reg_info->reg. */ - ds1685_rtc_begin_data_access(rtc); - tmp = rtc->read(rtc, bcd_reg_info->reg); - ds1685_rtc_end_data_access(rtc); - - tmp = ds1685_rtc_bcd2bin(rtc, tmp, bcd_reg_info->mask, - bin_reg_info->mask); - - return sprintf(buf, "%d\n", tmp); -} - -/** - * ds1685_rtc_sysfs_time_regs_store - writes a time/date register via sysfs. - * @dev: pointer to device structure. - * @attr: pointer to device_attribute structure. - * @buf: pointer to char array to hold the output. - * @count: number of bytes written. - */ -static ssize_t -ds1685_rtc_sysfs_time_regs_store(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - long int val = 0; - struct ds1685_priv *rtc = dev_get_drvdata(dev); - const struct ds1685_rtc_time_regs *bcd_reg_info = - ds1685_rtc_sysfs_time_regs_lookup(attr->attr.name, true); - const struct ds1685_rtc_time_regs *bin_reg_info = - ds1685_rtc_sysfs_time_regs_lookup(attr->attr.name, false); - - /* We only accept numbers. */ - if (kstrtol(buf, 10, &val) < 0) - return -EINVAL; - - /* Make sure we actually matched something. */ - if (!bcd_reg_info || !bin_reg_info) - return -EINVAL; - - /* Check for a valid range. */ - if (rtc->bcd_mode) { - if ((val < bcd_reg_info->min) || (val > bcd_reg_info->max)) - return -ERANGE; - } else { - if ((val < bin_reg_info->min) || (val > bin_reg_info->max)) - return -ERANGE; - } - - val = ds1685_rtc_bin2bcd(rtc, val, bin_reg_info->mask, - bcd_reg_info->mask); - - /* bcd_reg_info->reg == bin_reg_info->reg. */ - ds1685_rtc_begin_data_access(rtc); - rtc->write(rtc, bcd_reg_info->reg, val); - ds1685_rtc_end_data_access(rtc); - - return count; -} - -/** - * DS1685_RTC_SYSFS_REG_RW - device_attribute for a read-write time register. - * @reg: time/date register to read or write. - */ -#define DS1685_RTC_SYSFS_TIME_REG_RW(reg) \ - static DEVICE_ATTR(reg, S_IRUGO | S_IWUSR, \ - ds1685_rtc_sysfs_time_regs_show, \ - ds1685_rtc_sysfs_time_regs_store) - -/* - * Time/Date Register bits. - */ -DS1685_RTC_SYSFS_TIME_REG_RW(seconds); -DS1685_RTC_SYSFS_TIME_REG_RW(minutes); -DS1685_RTC_SYSFS_TIME_REG_RW(hours); -DS1685_RTC_SYSFS_TIME_REG_RW(wday); -DS1685_RTC_SYSFS_TIME_REG_RW(mday); -DS1685_RTC_SYSFS_TIME_REG_RW(month); -DS1685_RTC_SYSFS_TIME_REG_RW(year); -DS1685_RTC_SYSFS_TIME_REG_RW(century); -DS1685_RTC_SYSFS_TIME_REG_RW(alarm_seconds); -DS1685_RTC_SYSFS_TIME_REG_RW(alarm_minutes); -DS1685_RTC_SYSFS_TIME_REG_RW(alarm_hours); -DS1685_RTC_SYSFS_TIME_REG_RW(alarm_mday); - -static struct attribute* -ds1685_rtc_sysfs_time_attrs[] = { - &dev_attr_seconds.attr, - &dev_attr_minutes.attr, - &dev_attr_hours.attr, - &dev_attr_wday.attr, - &dev_attr_mday.attr, - &dev_attr_month.attr, - &dev_attr_year.attr, - &dev_attr_century.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_time_grp = { - .name = "datetime", - .attrs = ds1685_rtc_sysfs_time_attrs, -}; - -static struct attribute* -ds1685_rtc_sysfs_alarm_attrs[] = { - &dev_attr_alarm_seconds.attr, - &dev_attr_alarm_minutes.attr, - &dev_attr_alarm_hours.attr, - &dev_attr_alarm_mday.attr, - NULL, -}; - -static const struct attribute_group -ds1685_rtc_sysfs_alarm_grp = { - .name = "alarm", - .attrs = ds1685_rtc_sysfs_alarm_attrs, -}; -#endif /* CONFIG_RTC_DS1685_SYSFS_REGS */ - - /** * ds1685_rtc_sysfs_register - register sysfs files. * @dev: pointer to device structure. @@ -1752,39 +1206,6 @@ ds1685_rtc_sysfs_register(struct device *dev) if (ret) return ret; -#ifdef CONFIG_RTC_DS1685_SYSFS_REGS - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrla_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrlb_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrlc_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrld_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrl4a_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_ctrl4b_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_time_grp); - if (ret) - return ret; - - ret = sysfs_create_group(&dev->kobj, &ds1685_rtc_sysfs_alarm_grp); - if (ret) - return ret; -#endif return 0; } @@ -1798,17 +1219,6 @@ ds1685_rtc_sysfs_unregister(struct device *dev) sysfs_remove_bin_file(&dev->kobj, &ds1685_rtc_sysfs_nvram_attr); sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_misc_grp); -#ifdef CONFIG_RTC_DS1685_SYSFS_REGS - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrla_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrlb_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrlc_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrld_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrl4a_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_ctrl4b_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_time_grp); - sysfs_remove_group(&dev->kobj, &ds1685_rtc_sysfs_alarm_grp); -#endif - return 0; } #endif /* CONFIG_SYSFS */ |