diff options
Diffstat (limited to 'zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c')
| -rw-r--r-- | zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c | 80 |
1 files changed, 41 insertions, 39 deletions
diff --git a/zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c b/zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c index 661268ee9b..7a9a11fd41 100644 --- a/zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c +++ b/zephyr/drivers/cros_rtc/renesas_rtc_idt1337ag.c @@ -1,4 +1,4 @@ -/* Copyright 2021 The Chromium OS Authors. All rights reserved. +/* Copyright 2021 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -43,8 +43,8 @@ enum timer_type { * type == RTC_TIMER: Reads time registers SECONDS, MINUTES, HOURS, DAYS, and * MONTHS, YEARS */ -static int idt1337ag_read_time_regs(const struct device *dev, - uint8_t *time_reg, enum timer_type type) +static int idt1337ag_read_time_regs(const struct device *dev, uint8_t *time_reg, + enum timer_type type) { const struct renesas_rtc_idt1337ag_config *const config = dev->config; uint8_t start_reg; @@ -58,12 +58,12 @@ static int idt1337ag_read_time_regs(const struct device *dev, num_reg = NUM_TIMER_REGS; } - return i2c_burst_read(config->bus, - config->i2c_addr_flags, start_reg, time_reg, num_reg); + return i2c_burst_read(config->bus, config->i2c_addr_flags, start_reg, + time_reg, num_reg); } -static int idt1337ag_read_reg(const struct device *dev, - uint8_t reg, uint8_t *val) +static int idt1337ag_read_reg(const struct device *dev, uint8_t reg, + uint8_t *val) { const struct renesas_rtc_idt1337ag_config *const config = dev->config; @@ -97,12 +97,12 @@ static int idt1337ag_write_time_regs(const struct device *dev, num_reg = NUM_TIMER_REGS; } - return i2c_burst_write(config->bus, - config->i2c_addr_flags, start_reg, time_reg, num_reg); + return i2c_burst_write(config->bus, config->i2c_addr_flags, start_reg, + time_reg, num_reg); } -static int idt1337ag_write_reg(const struct device *dev, - uint8_t reg, uint8_t val) +static int idt1337ag_write_reg(const struct device *dev, uint8_t reg, + uint8_t val) { const struct renesas_rtc_idt1337ag_config *const config = dev->config; uint8_t tx_buf[2]; @@ -110,8 +110,8 @@ static int idt1337ag_write_reg(const struct device *dev, tx_buf[0] = reg; tx_buf[1] = val; - return i2c_write(config->bus, - tx_buf, sizeof(tx_buf), config->i2c_addr_flags); + return i2c_write(config->bus, tx_buf, sizeof(tx_buf), + config->i2c_addr_flags); } /* @@ -139,7 +139,8 @@ static uint8_t dec_to_bcd(uint32_t val, enum bcd_mask mask) } static int renesas_rtc_idt1337ag_read_seconds(const struct device *dev, - uint32_t *value, enum timer_type type) + uint32_t *value, + enum timer_type type) { uint8_t time_reg[NUM_TIMER_REGS]; struct calendar_date time; @@ -152,12 +153,12 @@ static int renesas_rtc_idt1337ag_read_seconds(const struct device *dev, } if (type == ALARM_TIMER) { - *value = (bcd_to_dec(time_reg[DAYS], DAYS_MASK) * - SECS_PER_DAY) + + *value = + (bcd_to_dec(time_reg[DAYS], DAYS_MASK) * SECS_PER_DAY) + (bcd_to_dec(time_reg[HOURS], HOURS24_MASK) * - SECS_PER_HOUR) + + SECS_PER_HOUR) + (bcd_to_dec(time_reg[MINUTES], MINUTES_MASK) * - SECS_PER_MINUTE) + + SECS_PER_MINUTE) + bcd_to_dec(time_reg[SECONDS], SECONDS_MASK); } else { time.year = bcd_to_dec(time_reg[YEARS], YEARS_MASK); @@ -165,18 +166,19 @@ static int renesas_rtc_idt1337ag_read_seconds(const struct device *dev, time.day = bcd_to_dec(time_reg[DAYS], DAYS_MASK); *value = date_to_sec(time) - SECS_TILL_YEAR_2K + - (bcd_to_dec(time_reg[HOURS], HOURS24_MASK) * - SECS_PER_HOUR) + - (bcd_to_dec(time_reg[MINUTES], MINUTES_MASK) * - SECS_PER_MINUTE) + - bcd_to_dec(time_reg[SECONDS], SECONDS_MASK); + (bcd_to_dec(time_reg[HOURS], HOURS24_MASK) * + SECS_PER_HOUR) + + (bcd_to_dec(time_reg[MINUTES], MINUTES_MASK) * + SECS_PER_MINUTE) + + bcd_to_dec(time_reg[SECONDS], SECONDS_MASK); } return ret; } static int renesas_rtc_idt1337ag_write_seconds(const struct device *dev, - uint32_t value, enum timer_type type) + uint32_t value, + enum timer_type type) { uint8_t time_reg[NUM_TIMER_REGS]; struct calendar_date time; @@ -206,7 +208,7 @@ static int renesas_rtc_idt1337ag_write_seconds(const struct device *dev, } static int renesas_rtc_idt1337ag_configure(const struct device *dev, - cros_rtc_alarm_callback_t callback) + cros_rtc_alarm_callback_t callback) { struct renesas_rtc_idt1337ag_data *data = dev->data; @@ -232,7 +234,8 @@ static int renesas_rtc_idt1337ag_set_value(const struct device *dev, } static int renesas_rtc_idt1337ag_get_alarm(const struct device *dev, - uint32_t *seconds, uint32_t *microseconds) + uint32_t *seconds, + uint32_t *microseconds) { *microseconds = 0; return renesas_rtc_idt1337ag_read_seconds(dev, seconds, ALARM_TIMER); @@ -283,7 +286,8 @@ static int renesas_rtc_idt1337ag_reset_alarm(const struct device *dev) } static int renesas_rtc_idt1337ag_set_alarm(const struct device *dev, - uint32_t seconds, uint32_t microseconds) + uint32_t seconds, + uint32_t microseconds) { int ret; uint8_t val; @@ -429,8 +433,8 @@ static int renesas_rtc_idt1337ag_init(const struct device *dev) return ret; } - gpio_init_callback(&data->gpio_cb, - renesas_rtc_idt1337ag_isr, BIT(config->gpio_alert.pin)); + gpio_init_callback(&data->gpio_cb, renesas_rtc_idt1337ag_isr, + BIT(config->gpio_alert.pin)); ret = gpio_add_callback(config->gpio_alert.port, &data->gpio_cb); @@ -445,8 +449,7 @@ static int renesas_rtc_idt1337ag_init(const struct device *dev) GPIO_INT_EDGE_FALLING); } -#define IDT1337AG_INT_PIN \ - DT_PHANDLE(DT_NODELABEL(idt1337ag), int_pin) +#define IDT1337AG_INT_PIN DT_PHANDLE(DT_NODELABEL(idt1337ag), int_pin) /* * dt_flags is a uint8_t type. However, for platform/ec @@ -455,12 +458,11 @@ static int renesas_rtc_idt1337ag_init(const struct device *dev) * Cast back to a gpio_dt_flags to compile, discarding the bits * that are not supported by the Zephyr GPIO API. */ -#define CROS_EC_GPIO_DT_SPEC_GET(node_id, prop) \ - { \ - .port = DEVICE_DT_GET(DT_GPIO_CTLR(node_id, prop)), \ - .pin = DT_GPIO_PIN(node_id, prop), \ - .dt_flags = \ - (gpio_dt_flags_t)DT_GPIO_FLAGS(node_id, prop), \ +#define CROS_EC_GPIO_DT_SPEC_GET(node_id, prop) \ + { \ + .port = DEVICE_DT_GET(DT_GPIO_CTLR(node_id, prop)), \ + .pin = DT_GPIO_PIN(node_id, prop), \ + .dt_flags = (gpio_dt_flags_t)DT_GPIO_FLAGS(node_id, prop), \ } static const struct renesas_rtc_idt1337ag_config renesas_rtc_idt1337ag_cfg_0 = { @@ -473,6 +475,6 @@ static struct renesas_rtc_idt1337ag_data renesas_rtc_idt1337ag_data_0; DEVICE_DT_INST_DEFINE(0, renesas_rtc_idt1337ag_init, /* pm_control_fn= */ NULL, &renesas_rtc_idt1337ag_data_0, - &renesas_rtc_idt1337ag_cfg_0, - POST_KERNEL, CONFIG_KERNEL_INIT_PRIORITY_DEVICE, + &renesas_rtc_idt1337ag_cfg_0, POST_KERNEL, + CONFIG_KERNEL_INIT_PRIORITY_DEVICE, &renesas_rtc_idt1337ag_driver_api); |