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Commit aba39d27 authored by Michael Büsch's avatar Michael Büsch Committed by Alexandre Belloni
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rtc: rv3029: Remove all 'C2' suffixes from identifiers 

The C2 suffix does not appear anymore in the latest device and
data sheet versions.
Signed-off-by: default avatarMichael Buesch <m@bues.ch>
Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@free-electrons.com>
parent 7a587eae
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Showing with 148 additions and 147 deletions
drivers/rtc/rtc-rv3029c2.c
View file @ aba39d27
/* /*
* Micro Crystal RV-3029C2 rtc class driver * Micro Crystal RV-3029 rtc class driver
* *
* Author: Gregory Hermant <gregory.hermant@calao-systems.com> * Author: Gregory Hermant <gregory.hermant@calao-systems.com>
* *
...@@ -21,77 +21,77 @@ ...@@ -21,77 +21,77 @@
/* Register map */ /* Register map */
/* control section */ /* control section */
#define RV3029C2_ONOFF_CTRL 0x00 #define RV3029_ONOFF_CTRL 0x00
#define RV3029C2_IRQ_CTRL 0x01 #define RV3029_IRQ_CTRL 0x01
#define RV3029C2_IRQ_CTRL_AIE (1 << 0) #define RV3029_IRQ_CTRL_AIE (1 << 0)
#define RV3029C2_IRQ_FLAGS 0x02 #define RV3029_IRQ_FLAGS 0x02
#define RV3029C2_IRQ_FLAGS_AF (1 << 0) #define RV3029_IRQ_FLAGS_AF (1 << 0)
#define RV3029C2_STATUS 0x03 #define RV3029_STATUS 0x03
#define RV3029C2_STATUS_VLOW1 (1 << 2) #define RV3029_STATUS_VLOW1 (1 << 2)
#define RV3029C2_STATUS_VLOW2 (1 << 3) #define RV3029_STATUS_VLOW2 (1 << 3)
#define RV3029C2_STATUS_SR (1 << 4) #define RV3029_STATUS_SR (1 << 4)
#define RV3029C2_STATUS_PON (1 << 5) #define RV3029_STATUS_PON (1 << 5)
#define RV3029C2_STATUS_EEBUSY (1 << 7) #define RV3029_STATUS_EEBUSY (1 << 7)
#define RV3029C2_RST_CTRL 0x04 #define RV3029_RST_CTRL 0x04
#define RV3029C2_CONTROL_SECTION_LEN 0x05 #define RV3029_CONTROL_SECTION_LEN 0x05
/* watch section */ /* watch section */
#define RV3029C2_W_SEC 0x08 #define RV3029_W_SEC 0x08
#define RV3029C2_W_MINUTES 0x09 #define RV3029_W_MINUTES 0x09
#define RV3029C2_W_HOURS 0x0A #define RV3029_W_HOURS 0x0A
#define RV3029C2_REG_HR_12_24 (1<<6) /* 24h/12h mode */ #define RV3029_REG_HR_12_24 (1<<6) /* 24h/12h mode */
#define RV3029C2_REG_HR_PM (1<<5) /* PM/AM bit in 12h mode */ #define RV3029_REG_HR_PM (1<<5) /* PM/AM bit in 12h mode */
#define RV3029C2_W_DATE 0x0B #define RV3029_W_DATE 0x0B
#define RV3029C2_W_DAYS 0x0C #define RV3029_W_DAYS 0x0C
#define RV3029C2_W_MONTHS 0x0D #define RV3029_W_MONTHS 0x0D
#define RV3029C2_W_YEARS 0x0E #define RV3029_W_YEARS 0x0E
#define RV3029C2_WATCH_SECTION_LEN 0x07 #define RV3029_WATCH_SECTION_LEN 0x07
/* alarm section */ /* alarm section */
#define RV3029C2_A_SC 0x10 #define RV3029_A_SC 0x10
#define RV3029C2_A_MN 0x11 #define RV3029_A_MN 0x11
#define RV3029C2_A_HR 0x12 #define RV3029_A_HR 0x12
#define RV3029C2_A_DT 0x13 #define RV3029_A_DT 0x13
#define RV3029C2_A_DW 0x14 #define RV3029_A_DW 0x14
#define RV3029C2_A_MO 0x15 #define RV3029_A_MO 0x15
#define RV3029C2_A_YR 0x16 #define RV3029_A_YR 0x16
#define RV3029C2_ALARM_SECTION_LEN 0x07 #define RV3029_ALARM_SECTION_LEN 0x07
/* timer section */ /* timer section */
#define RV3029C2_TIMER_LOW 0x18 #define RV3029_TIMER_LOW 0x18
#define RV3029C2_TIMER_HIGH 0x19 #define RV3029_TIMER_HIGH 0x19
/* temperature section */ /* temperature section */
#define RV3029C2_TEMP_PAGE 0x20 #define RV3029_TEMP_PAGE 0x20
/* eeprom data section */ /* eeprom data section */
#define RV3029C2_E2P_EEDATA1 0x28 #define RV3029_E2P_EEDATA1 0x28
#define RV3029C2_E2P_EEDATA2 0x29 #define RV3029_E2P_EEDATA2 0x29
/* eeprom control section */ /* eeprom control section */
#define RV3029C2_CONTROL_E2P_EECTRL 0x30 #define RV3029_CONTROL_E2P_EECTRL 0x30
#define RV3029C2_TRICKLE_1K (1<<0) /* 1K resistance */ #define RV3029_TRICKLE_1K (1<<0) /* 1K resistance */
#define RV3029C2_TRICKLE_5K (1<<1) /* 5K resistance */ #define RV3029_TRICKLE_5K (1<<1) /* 5K resistance */
#define RV3029C2_TRICKLE_20K (1<<2) /* 20K resistance */ #define RV3029_TRICKLE_20K (1<<2) /* 20K resistance */
#define RV3029C2_TRICKLE_80K (1<<3) /* 80K resistance */ #define RV3029_TRICKLE_80K (1<<3) /* 80K resistance */
#define RV3029C2_CONTROL_E2P_XTALOFFSET 0x31 #define RV3029_CONTROL_E2P_XTALOFFSET 0x31
#define RV3029C2_CONTROL_E2P_QCOEF 0x32 #define RV3029_CONTROL_E2P_QCOEF 0x32
#define RV3029C2_CONTROL_E2P_TURNOVER 0x33 #define RV3029_CONTROL_E2P_TURNOVER 0x33
/* user ram section */ /* user ram section */
#define RV3029C2_USR1_RAM_PAGE 0x38 #define RV3029_USR1_RAM_PAGE 0x38
#define RV3029C2_USR1_SECTION_LEN 0x04 #define RV3029_USR1_SECTION_LEN 0x04
#define RV3029C2_USR2_RAM_PAGE 0x3C #define RV3029_USR2_RAM_PAGE 0x3C
#define RV3029C2_USR2_SECTION_LEN 0x04 #define RV3029_USR2_SECTION_LEN 0x04
static int static int
rv3029c2_i2c_read_regs(struct i2c_client *client, u8 reg, u8 *buf, rv3029_i2c_read_regs(struct i2c_client *client, u8 reg, u8 *buf,
unsigned len) unsigned len)
{ {
int ret; int ret;
if ((reg > RV3029C2_USR1_RAM_PAGE + 7) || if ((reg > RV3029_USR1_RAM_PAGE + 7) ||
(reg + len > RV3029C2_USR1_RAM_PAGE + 8)) (reg + len > RV3029_USR1_RAM_PAGE + 8))
return -EINVAL; return -EINVAL;
ret = i2c_smbus_read_i2c_block_data(client, reg, len, buf); ret = i2c_smbus_read_i2c_block_data(client, reg, len, buf);
...@@ -103,20 +103,20 @@ rv3029c2_i2c_read_regs(struct i2c_client *client, u8 reg, u8 *buf, ...@@ -103,20 +103,20 @@ rv3029c2_i2c_read_regs(struct i2c_client *client, u8 reg, u8 *buf,
} }
static int static int
rv3029c2_i2c_write_regs(struct i2c_client *client, u8 reg, u8 const buf[], rv3029_i2c_write_regs(struct i2c_client *client, u8 reg, u8 const buf[],
unsigned len) unsigned len)
{ {
if ((reg > RV3029C2_USR1_RAM_PAGE + 7) || if ((reg > RV3029_USR1_RAM_PAGE + 7) ||
(reg + len > RV3029C2_USR1_RAM_PAGE + 8)) (reg + len > RV3029_USR1_RAM_PAGE + 8))
return -EINVAL; return -EINVAL;
return i2c_smbus_write_i2c_block_data(client, reg, len, buf); return i2c_smbus_write_i2c_block_data(client, reg, len, buf);
} }
static int static int
rv3029c2_i2c_get_sr(struct i2c_client *client, u8 *buf) rv3029_i2c_get_sr(struct i2c_client *client, u8 *buf)
{ {
int ret = rv3029c2_i2c_read_regs(client, RV3029C2_STATUS, buf, 1); int ret = rv3029_i2c_read_regs(client, RV3029_STATUS, buf, 1);
if (ret < 0) if (ret < 0)
return -EIO; return -EIO;
...@@ -125,13 +125,13 @@ rv3029c2_i2c_get_sr(struct i2c_client *client, u8 *buf) ...@@ -125,13 +125,13 @@ rv3029c2_i2c_get_sr(struct i2c_client *client, u8 *buf)
} }
static int static int
rv3029c2_i2c_set_sr(struct i2c_client *client, u8 val) rv3029_i2c_set_sr(struct i2c_client *client, u8 val)
{ {
u8 buf[1]; u8 buf[1];
int sr; int sr;
buf[0] = val; buf[0] = val;
sr = rv3029c2_i2c_write_regs(client, RV3029C2_STATUS, buf, 1); sr = rv3029_i2c_write_regs(client, RV3029_STATUS, buf, 1);
dev_dbg(&client->dev, "status = 0x%.2x (%d)\n", buf[0], buf[0]); dev_dbg(&client->dev, "status = 0x%.2x (%d)\n", buf[0], buf[0]);
if (sr < 0) if (sr < 0)
return -EIO; return -EIO;
...@@ -139,69 +139,70 @@ rv3029c2_i2c_set_sr(struct i2c_client *client, u8 val) ...@@ -139,69 +139,70 @@ rv3029c2_i2c_set_sr(struct i2c_client *client, u8 val)
} }
static int static int
rv3029c2_i2c_read_time(struct i2c_client *client, struct rtc_time *tm) rv3029_i2c_read_time(struct i2c_client *client, struct rtc_time *tm)
{ {
u8 buf[1]; u8 buf[1];
int ret; int ret;
u8 regs[RV3029C2_WATCH_SECTION_LEN] = { 0, }; u8 regs[RV3029_WATCH_SECTION_LEN] = { 0, };
ret = rv3029c2_i2c_get_sr(client, buf); ret = rv3029_i2c_get_sr(client, buf);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading SR failed\n", __func__); dev_err(&client->dev, "%s: reading SR failed\n", __func__);
return -EIO; return -EIO;
} }
ret = rv3029c2_i2c_read_regs(client, RV3029C2_W_SEC , regs, ret = rv3029_i2c_read_regs(client, RV3029_W_SEC, regs,
RV3029C2_WATCH_SECTION_LEN); RV3029_WATCH_SECTION_LEN);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading RTC section failed\n", dev_err(&client->dev, "%s: reading RTC section failed\n",
__func__); __func__);
return ret; return ret;
} }
tm->tm_sec = bcd2bin(regs[RV3029C2_W_SEC-RV3029C2_W_SEC]); tm->tm_sec = bcd2bin(regs[RV3029_W_SEC-RV3029_W_SEC]);
tm->tm_min = bcd2bin(regs[RV3029C2_W_MINUTES-RV3029C2_W_SEC]); tm->tm_min = bcd2bin(regs[RV3029_W_MINUTES-RV3029_W_SEC]);
/* HR field has a more complex interpretation */ /* HR field has a more complex interpretation */
{ {
const u8 _hr = regs[RV3029C2_W_HOURS-RV3029C2_W_SEC]; const u8 _hr = regs[RV3029_W_HOURS-RV3029_W_SEC];
if (_hr & RV3029C2_REG_HR_12_24) {
if (_hr & RV3029_REG_HR_12_24) {
/* 12h format */ /* 12h format */
tm->tm_hour = bcd2bin(_hr & 0x1f); tm->tm_hour = bcd2bin(_hr & 0x1f);
if (_hr & RV3029C2_REG_HR_PM) /* PM flag set */ if (_hr & RV3029_REG_HR_PM) /* PM flag set */
tm->tm_hour += 12; tm->tm_hour += 12;
} else /* 24h format */ } else /* 24h format */
tm->tm_hour = bcd2bin(_hr & 0x3f); tm->tm_hour = bcd2bin(_hr & 0x3f);
} }
tm->tm_mday = bcd2bin(regs[RV3029C2_W_DATE-RV3029C2_W_SEC]); tm->tm_mday = bcd2bin(regs[RV3029_W_DATE-RV3029_W_SEC]);
tm->tm_mon = bcd2bin(regs[RV3029C2_W_MONTHS-RV3029C2_W_SEC]) - 1; tm->tm_mon = bcd2bin(regs[RV3029_W_MONTHS-RV3029_W_SEC]) - 1;
tm->tm_year = bcd2bin(regs[RV3029C2_W_YEARS-RV3029C2_W_SEC]) + 100; tm->tm_year = bcd2bin(regs[RV3029_W_YEARS-RV3029_W_SEC]) + 100;
tm->tm_wday = bcd2bin(regs[RV3029C2_W_DAYS-RV3029C2_W_SEC]) - 1; tm->tm_wday = bcd2bin(regs[RV3029_W_DAYS-RV3029_W_SEC]) - 1;
return 0; return 0;
} }
static int rv3029c2_rtc_read_time(struct device *dev, struct rtc_time *tm) static int rv3029_rtc_read_time(struct device *dev, struct rtc_time *tm)
{ {
return rv3029c2_i2c_read_time(to_i2c_client(dev), tm); return rv3029_i2c_read_time(to_i2c_client(dev), tm);
} }
static int static int
rv3029c2_i2c_read_alarm(struct i2c_client *client, struct rtc_wkalrm *alarm) rv3029_i2c_read_alarm(struct i2c_client *client, struct rtc_wkalrm *alarm)
{ {
struct rtc_time *const tm = &alarm->time; struct rtc_time *const tm = &alarm->time;
int ret; int ret;
u8 regs[8]; u8 regs[8];
ret = rv3029c2_i2c_get_sr(client, regs); ret = rv3029_i2c_get_sr(client, regs);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading SR failed\n", __func__); dev_err(&client->dev, "%s: reading SR failed\n", __func__);
return -EIO; return -EIO;
} }
ret = rv3029c2_i2c_read_regs(client, RV3029C2_A_SC, regs, ret = rv3029_i2c_read_regs(client, RV3029_A_SC, regs,
RV3029C2_ALARM_SECTION_LEN); RV3029_ALARM_SECTION_LEN);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading alarm section failed\n", dev_err(&client->dev, "%s: reading alarm section failed\n",
...@@ -209,41 +210,41 @@ rv3029c2_i2c_read_alarm(struct i2c_client *client, struct rtc_wkalrm *alarm) ...@@ -209,41 +210,41 @@ rv3029c2_i2c_read_alarm(struct i2c_client *client, struct rtc_wkalrm *alarm)
return ret; return ret;
} }
tm->tm_sec = bcd2bin(regs[RV3029C2_A_SC-RV3029C2_A_SC] & 0x7f); tm->tm_sec = bcd2bin(regs[RV3029_A_SC-RV3029_A_SC] & 0x7f);
tm->tm_min = bcd2bin(regs[RV3029C2_A_MN-RV3029C2_A_SC] & 0x7f); tm->tm_min = bcd2bin(regs[RV3029_A_MN-RV3029_A_SC] & 0x7f);
tm->tm_hour = bcd2bin(regs[RV3029C2_A_HR-RV3029C2_A_SC] & 0x3f); tm->tm_hour = bcd2bin(regs[RV3029_A_HR-RV3029_A_SC] & 0x3f);
tm->tm_mday = bcd2bin(regs[RV3029C2_A_DT-RV3029C2_A_SC] & 0x3f); tm->tm_mday = bcd2bin(regs[RV3029_A_DT-RV3029_A_SC] & 0x3f);
tm->tm_mon = bcd2bin(regs[RV3029C2_A_MO-RV3029C2_A_SC] & 0x1f) - 1; tm->tm_mon = bcd2bin(regs[RV3029_A_MO-RV3029_A_SC] & 0x1f) - 1;
tm->tm_year = bcd2bin(regs[RV3029C2_A_YR-RV3029C2_A_SC] & 0x7f) + 100; tm->tm_year = bcd2bin(regs[RV3029_A_YR-RV3029_A_SC] & 0x7f) + 100;
tm->tm_wday = bcd2bin(regs[RV3029C2_A_DW-RV3029C2_A_SC] & 0x07) - 1; tm->tm_wday = bcd2bin(regs[RV3029_A_DW-RV3029_A_SC] & 0x07) - 1;
return 0; return 0;
} }
static int static int
rv3029c2_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) rv3029_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
{ {
return rv3029c2_i2c_read_alarm(to_i2c_client(dev), alarm); return rv3029_i2c_read_alarm(to_i2c_client(dev), alarm);
} }
static int rv3029c2_rtc_i2c_alarm_set_irq(struct i2c_client *client, static int rv3029_rtc_i2c_alarm_set_irq(struct i2c_client *client,
int enable) int enable)
{ {
int ret; int ret;
u8 buf[1]; u8 buf[1];
/* enable AIE irq */ /* enable AIE irq */
ret = rv3029c2_i2c_read_regs(client, RV3029C2_IRQ_CTRL, buf, 1); ret = rv3029_i2c_read_regs(client, RV3029_IRQ_CTRL, buf, 1);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "can't read INT reg\n"); dev_err(&client->dev, "can't read INT reg\n");
return ret; return ret;
} }
if (enable) if (enable)
buf[0] |= RV3029C2_IRQ_CTRL_AIE; buf[0] |= RV3029_IRQ_CTRL_AIE;
else else
buf[0] &= ~RV3029C2_IRQ_CTRL_AIE; buf[0] &= ~RV3029_IRQ_CTRL_AIE;
ret = rv3029c2_i2c_write_regs(client, RV3029C2_IRQ_CTRL, buf, 1); ret = rv3029_i2c_write_regs(client, RV3029_IRQ_CTRL, buf, 1);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "can't set INT reg\n"); dev_err(&client->dev, "can't set INT reg\n");
return ret; return ret;
...@@ -252,8 +253,8 @@ static int rv3029c2_rtc_i2c_alarm_set_irq(struct i2c_client *client, ...@@ -252,8 +253,8 @@ static int rv3029c2_rtc_i2c_alarm_set_irq(struct i2c_client *client,
return 0; return 0;
} }
static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client, static int rv3029_rtc_i2c_set_alarm(struct i2c_client *client,
struct rtc_wkalrm *alarm) struct rtc_wkalrm *alarm)
{ {
struct rtc_time *const tm = &alarm->time; struct rtc_time *const tm = &alarm->time;
int ret; int ret;
...@@ -267,21 +268,21 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client, ...@@ -267,21 +268,21 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client,
if (tm->tm_year < 100) if (tm->tm_year < 100)
return -EINVAL; return -EINVAL;
ret = rv3029c2_i2c_get_sr(client, regs); ret = rv3029_i2c_get_sr(client, regs);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading SR failed\n", __func__); dev_err(&client->dev, "%s: reading SR failed\n", __func__);
return -EIO; return -EIO;
} }
regs[RV3029C2_A_SC-RV3029C2_A_SC] = bin2bcd(tm->tm_sec & 0x7f); regs[RV3029_A_SC-RV3029_A_SC] = bin2bcd(tm->tm_sec & 0x7f);
regs[RV3029C2_A_MN-RV3029C2_A_SC] = bin2bcd(tm->tm_min & 0x7f); regs[RV3029_A_MN-RV3029_A_SC] = bin2bcd(tm->tm_min & 0x7f);
regs[RV3029C2_A_HR-RV3029C2_A_SC] = bin2bcd(tm->tm_hour & 0x3f); regs[RV3029_A_HR-RV3029_A_SC] = bin2bcd(tm->tm_hour & 0x3f);
regs[RV3029C2_A_DT-RV3029C2_A_SC] = bin2bcd(tm->tm_mday & 0x3f); regs[RV3029_A_DT-RV3029_A_SC] = bin2bcd(tm->tm_mday & 0x3f);
regs[RV3029C2_A_MO-RV3029C2_A_SC] = bin2bcd((tm->tm_mon & 0x1f) - 1); regs[RV3029_A_MO-RV3029_A_SC] = bin2bcd((tm->tm_mon & 0x1f) - 1);
regs[RV3029C2_A_DW-RV3029C2_A_SC] = bin2bcd((tm->tm_wday & 7) - 1); regs[RV3029_A_DW-RV3029_A_SC] = bin2bcd((tm->tm_wday & 7) - 1);
regs[RV3029C2_A_YR-RV3029C2_A_SC] = bin2bcd((tm->tm_year & 0x7f) - 100); regs[RV3029_A_YR-RV3029_A_SC] = bin2bcd((tm->tm_year & 0x7f) - 100);
ret = rv3029c2_i2c_write_regs(client, RV3029C2_A_SC, regs, ret = rv3029_i2c_write_regs(client, RV3029_A_SC, regs,
RV3029C2_ALARM_SECTION_LEN); RV3029_ALARM_SECTION_LEN);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -289,28 +290,28 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client, ...@@ -289,28 +290,28 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client,
u8 buf[1]; u8 buf[1];
/* clear AF flag */ /* clear AF flag */
ret = rv3029c2_i2c_read_regs(client, RV3029C2_IRQ_FLAGS, ret = rv3029_i2c_read_regs(client, RV3029_IRQ_FLAGS,
buf, 1); buf, 1);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "can't read alarm flag\n"); dev_err(&client->dev, "can't read alarm flag\n");
return ret; return ret;
} }
buf[0] &= ~RV3029C2_IRQ_FLAGS_AF; buf[0] &= ~RV3029_IRQ_FLAGS_AF;
ret = rv3029c2_i2c_write_regs(client, RV3029C2_IRQ_FLAGS, ret = rv3029_i2c_write_regs(client, RV3029_IRQ_FLAGS,
buf, 1); buf, 1);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "can't set alarm flag\n"); dev_err(&client->dev, "can't set alarm flag\n");
return ret; return ret;
} }
/* enable AIE irq */ /* enable AIE irq */
ret = rv3029c2_rtc_i2c_alarm_set_irq(client, 1); ret = rv3029_rtc_i2c_alarm_set_irq(client, 1);
if (ret) if (ret)
return ret; return ret;
dev_dbg(&client->dev, "alarm IRQ armed\n"); dev_dbg(&client->dev, "alarm IRQ armed\n");
} else { } else {
/* disable AIE irq */ /* disable AIE irq */
ret = rv3029c2_rtc_i2c_alarm_set_irq(client, 0); ret = rv3029_rtc_i2c_alarm_set_irq(client, 0);
if (ret) if (ret)
return ret; return ret;
...@@ -320,13 +321,13 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client, ...@@ -320,13 +321,13 @@ static int rv3029c2_rtc_i2c_set_alarm(struct i2c_client *client,
return 0; return 0;
} }
static int rv3029c2_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) static int rv3029_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
{ {
return rv3029c2_rtc_i2c_set_alarm(to_i2c_client(dev), alarm); return rv3029_rtc_i2c_set_alarm(to_i2c_client(dev), alarm);
} }
static int static int
rv3029c2_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm) rv3029_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm)
{ {
u8 regs[8]; u8 regs[8];
int ret; int ret;
...@@ -339,26 +340,26 @@ rv3029c2_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm) ...@@ -339,26 +340,26 @@ rv3029c2_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm)
if (tm->tm_year < 100) if (tm->tm_year < 100)
return -EINVAL; return -EINVAL;
regs[RV3029C2_W_SEC-RV3029C2_W_SEC] = bin2bcd(tm->tm_sec); regs[RV3029_W_SEC-RV3029_W_SEC] = bin2bcd(tm->tm_sec);
regs[RV3029C2_W_MINUTES-RV3029C2_W_SEC] = bin2bcd(tm->tm_min); regs[RV3029_W_MINUTES-RV3029_W_SEC] = bin2bcd(tm->tm_min);
regs[RV3029C2_W_HOURS-RV3029C2_W_SEC] = bin2bcd(tm->tm_hour); regs[RV3029_W_HOURS-RV3029_W_SEC] = bin2bcd(tm->tm_hour);
regs[RV3029C2_W_DATE-RV3029C2_W_SEC] = bin2bcd(tm->tm_mday); regs[RV3029_W_DATE-RV3029_W_SEC] = bin2bcd(tm->tm_mday);
regs[RV3029C2_W_MONTHS-RV3029C2_W_SEC] = bin2bcd(tm->tm_mon+1); regs[RV3029_W_MONTHS-RV3029_W_SEC] = bin2bcd(tm->tm_mon+1);
regs[RV3029C2_W_DAYS-RV3029C2_W_SEC] = bin2bcd((tm->tm_wday & 7)+1); regs[RV3029_W_DAYS-RV3029_W_SEC] = bin2bcd((tm->tm_wday & 7)+1);
regs[RV3029C2_W_YEARS-RV3029C2_W_SEC] = bin2bcd(tm->tm_year - 100); regs[RV3029_W_YEARS-RV3029_W_SEC] = bin2bcd(tm->tm_year - 100);
ret = rv3029c2_i2c_write_regs(client, RV3029C2_W_SEC, regs, ret = rv3029_i2c_write_regs(client, RV3029_W_SEC, regs,
RV3029C2_WATCH_SECTION_LEN); RV3029_WATCH_SECTION_LEN);
if (ret < 0) if (ret < 0)
return ret; return ret;
ret = rv3029c2_i2c_get_sr(client, regs); ret = rv3029_i2c_get_sr(client, regs);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading SR failed\n", __func__); dev_err(&client->dev, "%s: reading SR failed\n", __func__);
return ret; return ret;
} }
/* clear PON bit */ /* clear PON bit */
ret = rv3029c2_i2c_set_sr(client, (regs[0] & ~RV3029C2_STATUS_PON)); ret = rv3029_i2c_set_sr(client, (regs[0] & ~RV3029_STATUS_PON));
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "%s: reading SR failed\n", __func__); dev_err(&client->dev, "%s: reading SR failed\n", __func__);
return ret; return ret;
...@@ -367,26 +368,26 @@ rv3029c2_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm) ...@@ -367,26 +368,26 @@ rv3029c2_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm)
return 0; return 0;
} }
static int rv3029c2_rtc_set_time(struct device *dev, struct rtc_time *tm) static int rv3029_rtc_set_time(struct device *dev, struct rtc_time *tm)
{ {
return rv3029c2_i2c_set_time(to_i2c_client(dev), tm); return rv3029_i2c_set_time(to_i2c_client(dev), tm);
} }
static const struct rtc_class_ops rv3029c2_rtc_ops = { static const struct rtc_class_ops rv3029_rtc_ops = {
.read_time = rv3029c2_rtc_read_time, .read_time = rv3029_rtc_read_time,
.set_time = rv3029c2_rtc_set_time, .set_time = rv3029_rtc_set_time,
.read_alarm = rv3029c2_rtc_read_alarm, .read_alarm = rv3029_rtc_read_alarm,
.set_alarm = rv3029c2_rtc_set_alarm, .set_alarm = rv3029_rtc_set_alarm,
}; };
static struct i2c_device_id rv3029c2_id[] = { static struct i2c_device_id rv3029_id[] = {
{ "rv3029c2", 0 }, { "rv3029c2", 0 },
{ } { }
}; };
MODULE_DEVICE_TABLE(i2c, rv3029c2_id); MODULE_DEVICE_TABLE(i2c, rv3029_id);
static int rv3029c2_probe(struct i2c_client *client, static int rv3029_probe(struct i2c_client *client,
const struct i2c_device_id *id) const struct i2c_device_id *id)
{ {
struct rtc_device *rtc; struct rtc_device *rtc;
int rc = 0; int rc = 0;
...@@ -395,14 +396,14 @@ static int rv3029c2_probe(struct i2c_client *client, ...@@ -395,14 +396,14 @@ static int rv3029c2_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_EMUL)) if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_EMUL))
return -ENODEV; return -ENODEV;
rc = rv3029c2_i2c_get_sr(client, buf); rc = rv3029_i2c_get_sr(client, buf);
if (rc < 0) { if (rc < 0) {
dev_err(&client->dev, "reading status failed\n"); dev_err(&client->dev, "reading status failed\n");
return rc; return rc;
} }
rtc = devm_rtc_device_register(&client->dev, client->name, rtc = devm_rtc_device_register(&client->dev, client->name,
&rv3029c2_rtc_ops, THIS_MODULE); &rv3029_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) if (IS_ERR(rtc))
return PTR_ERR(rtc); return PTR_ERR(rtc);
...@@ -412,16 +413,16 @@ static int rv3029c2_probe(struct i2c_client *client, ...@@ -412,16 +413,16 @@ static int rv3029c2_probe(struct i2c_client *client,
return 0; return 0;
} }
static struct i2c_driver rv3029c2_driver = { static struct i2c_driver rv3029_driver = {
.driver = { .driver = {
.name = "rtc-rv3029c2", .name = "rtc-rv3029c2",
}, },
.probe = rv3029c2_probe, .probe = rv3029_probe,
.id_table = rv3029c2_id, .id_table = rv3029_id,
}; };
module_i2c_driver(rv3029c2_driver); module_i2c_driver(rv3029_driver);
MODULE_AUTHOR("Gregory Hermant <gregory.hermant@calao-systems.com>"); MODULE_AUTHOR("Gregory Hermant <gregory.hermant@calao-systems.com>");
MODULE_DESCRIPTION("Micro Crystal RV3029C2 RTC driver"); MODULE_DESCRIPTION("Micro Crystal RV3029 RTC driver");
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
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