diff --git a/drivers/i2c/stm32f7_i2c.c b/drivers/i2c/stm32f7_i2c.c index 6553bdc610..7b04a09de0 100644 --- a/drivers/i2c/stm32f7_i2c.c +++ b/drivers/i2c/stm32f7_i2c.c @@ -3,6 +3,8 @@ * (C) Copyright 2017 STMicroelectronics */ +#define LOG_CATEGORY UCLASS_I2C + #include #include #include @@ -11,10 +13,10 @@ #include #include #include +#include +#include #include #include - -#include #include #include @@ -346,7 +348,7 @@ static int stm32_i2c_wait_flags(struct stm32_i2c_priv *i2c_priv, *status = readl(®s->isr); while (!(*status & flags)) { if (get_timer(time_start) > CONFIG_SYS_HZ) { - debug("%s: i2c timeout\n", __func__); + log_debug("i2c timeout\n"); return -ETIMEDOUT; } @@ -369,7 +371,7 @@ static int stm32_i2c_check_end_of_message(struct stm32_i2c_priv *i2c_priv) return ret; if (status & STM32_I2C_ISR_BERR) { - debug("%s: Bus error\n", __func__); + log_debug("Bus error\n"); /* Clear BERR flag */ setbits_le32(®s->icr, STM32_I2C_ICR_BERRCF); @@ -378,7 +380,7 @@ static int stm32_i2c_check_end_of_message(struct stm32_i2c_priv *i2c_priv) } if (status & STM32_I2C_ISR_ARLO) { - debug("%s: Arbitration lost\n", __func__); + log_debug("Arbitration lost\n"); /* Clear ARLO flag */ setbits_le32(®s->icr, STM32_I2C_ICR_ARLOCF); @@ -387,7 +389,7 @@ static int stm32_i2c_check_end_of_message(struct stm32_i2c_priv *i2c_priv) } if (status & STM32_I2C_ISR_NACKF) { - debug("%s: Receive NACK\n", __func__); + log_debug("Receive NACK\n"); /* Clear NACK flag */ setbits_le32(®s->icr, STM32_I2C_ICR_NACKCF); @@ -535,8 +537,8 @@ static int stm32_i2c_compute_solutions(struct stm32_i2c_setup *setup, if (sdadel_max < 0) sdadel_max = 0; - debug("%s: SDADEL(min/max): %i/%i, SCLDEL(Min): %i\n", __func__, - sdadel_min, sdadel_max, scldel_min); + log_debug("SDADEL(min/max): %i/%i, SCLDEL(Min): %i\n", + sdadel_min, sdadel_max, scldel_min); /* Compute possible values for PRESC, SCLDEL and SDADEL */ for (p = 0; p < STM32_PRESC_MAX; p++) { @@ -572,7 +574,7 @@ static int stm32_i2c_compute_solutions(struct stm32_i2c_setup *setup, } if (list_empty(solutions)) { - pr_err("%s: no Prescaler solution\n", __func__); + log_err("no Prescaler solution\n"); ret = -EPERM; } @@ -656,7 +658,7 @@ static int stm32_i2c_choose_solution(struct stm32_i2c_setup *setup, } if (!sol_found) { - pr_err("%s: no solution at all\n", __func__); + log_err("no solution at all\n"); ret = -EPERM; } @@ -686,23 +688,22 @@ static int stm32_i2c_compute_timing(struct stm32_i2c_priv *i2c_priv, specs = get_specs(setup->speed_freq); if (specs == ERR_PTR(-EINVAL)) { - pr_err("%s: speed out of bound {%d}\n", __func__, - setup->speed_freq); + log_err("speed out of bound {%d}\n", + setup->speed_freq); return -EINVAL; } if (setup->rise_time > specs->rise_max || setup->fall_time > specs->fall_max) { - pr_err("%s :timings out of bound Rise{%d>%d}/Fall{%d>%d}\n", - __func__, - setup->rise_time, specs->rise_max, - setup->fall_time, specs->fall_max); + log_err("timings out of bound Rise{%d>%d}/Fall{%d>%d}\n", + setup->rise_time, specs->rise_max, + setup->fall_time, specs->fall_max); return -EINVAL; } if (setup->dnf > STM32_I2C_DNF_MAX) { - pr_err("%s: DNF out of bound %d/%d\n", __func__, - setup->dnf, STM32_I2C_DNF_MAX); + log_err("DNF out of bound %d/%d\n", + setup->dnf, STM32_I2C_DNF_MAX); return -EINVAL; } @@ -715,10 +716,10 @@ static int stm32_i2c_compute_timing(struct stm32_i2c_priv *i2c_priv, if (ret) goto exit; - debug("%s: Presc: %i, scldel: %i, sdadel: %i, scll: %i, sclh: %i\n", - __func__, output->presc, - output->scldel, output->sdadel, - output->scll, output->sclh); + log_debug("Presc: %i, scldel: %i, sdadel: %i, scll: %i, sclh: %i\n", + output->presc, + output->scldel, output->sdadel, + output->scll, output->sclh); exit: /* Release list and memory */ @@ -751,20 +752,19 @@ static int stm32_i2c_setup_timing(struct stm32_i2c_priv *i2c_priv, setup->clock_src = clk_get_rate(&i2c_priv->clk); if (!setup->clock_src) { - pr_err("%s: clock rate is 0\n", __func__); + log_err("clock rate is 0\n"); return -EINVAL; } do { ret = stm32_i2c_compute_timing(i2c_priv, setup, timing); if (ret) { - debug("%s: failed to compute I2C timings.\n", - __func__); + log_debug("failed to compute I2C timings.\n"); if (setup->speed_freq > I2C_SPEED_STANDARD_RATE) { setup->speed_freq = get_lower_rate(setup->speed_freq); - debug("%s: downgrade I2C Speed Freq to (%i)\n", - __func__, setup->speed_freq); + log_debug("downgrade I2C Speed Freq to (%i)\n", + setup->speed_freq); } else { break; } @@ -772,16 +772,16 @@ static int stm32_i2c_setup_timing(struct stm32_i2c_priv *i2c_priv, } while (ret); if (ret) { - pr_err("%s: impossible to compute I2C timings.\n", __func__); + log_err("impossible to compute I2C timings.\n"); return ret; } - debug("%s: I2C Freq(%i), Clk Source(%i)\n", __func__, - setup->speed_freq, setup->clock_src); - debug("%s: I2C Rise(%i) and Fall(%i) Time\n", __func__, - setup->rise_time, setup->fall_time); - debug("%s: I2C Analog Filter(%s), DNF(%i)\n", __func__, - setup->analog_filter ? "On" : "Off", setup->dnf); + log_debug("I2C Freq(%i), Clk Source(%i)\n", + setup->speed_freq, setup->clock_src); + log_debug("I2C Rise(%i) and Fall(%i) Time\n", + setup->rise_time, setup->fall_time); + log_debug("I2C Analog Filter(%s), DNF(%i)\n", + setup->analog_filter ? "On" : "Off", setup->dnf); i2c_priv->speed = setup->speed_freq; @@ -848,12 +848,12 @@ static int stm32_i2c_hw_config(struct stm32_i2c_priv *i2c_priv) return 0; } -static int stm32_i2c_set_bus_speed(struct udevice *bus, unsigned int speed) +static int stm32_i2c_set_bus_speed(struct udevice *dev, unsigned int speed) { - struct stm32_i2c_priv *i2c_priv = dev_get_priv(bus); + struct stm32_i2c_priv *i2c_priv = dev_get_priv(dev); if (speed > I2C_SPEED_FAST_PLUS_RATE) { - debug("%s: Speed %d not supported\n", __func__, speed); + dev_dbg(dev, "Speed %d not supported\n", speed); return -EINVAL; }