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drivers: serial: NXP: Convert clock control to use DEVICE_DT_GET

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Replace device_get_binding with DEVICE_DT_GET for getting access
to the clock controller device.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This commit is contained in:
Kumar Gala 2021-02-11 19:23:55 -06:00 • committed by Maureen Helm
commit 09c054b13c
5 changed files with 15 additions and 45 deletions
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12
drivers/serial/uart_mcux_lpuart.c
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@ -16,7 +16,7 @@
struct mcux_lpuart_config {
LPUART_Type *base;
char *clock_name;
const struct device *clock_dev;
clock_control_subsys_t clock_subsys;
uint32_t baud_rate;
#ifdef CONFIG_UART_INTERRUPT_DRIVEN
@ -239,15 +239,9 @@ static int mcux_lpuart_configure_init(const struct device *dev,
{
const struct mcux_lpuart_config *config = dev->config;
struct mcux_lpuart_data *data = dev->data;
const struct device *clock_dev;
uint32_t clock_freq;
clock_dev = device_get_binding(config->clock_name);
if (clock_dev == NULL) {
return -EINVAL;
}
if (clock_control_get_rate(clock_dev, config->clock_subsys,
if (clock_control_get_rate(config->clock_dev, config->clock_subsys,
&clock_freq)) {
return -EINVAL;
}
@ -429,7 +423,7 @@ static const struct uart_driver_api mcux_lpuart_driver_api = {
#define LPUART_MCUX_DECLARE_CFG(n, IRQ_FUNC_INIT) \
static const struct mcux_lpuart_config mcux_lpuart_##n##_config = { \
.base = (LPUART_Type *) DT_INST_REG_ADDR(n), \
.clock_name = DT_INST_CLOCKS_LABEL(n), \
.clock_dev = DEVICE_DT_GET(DT_INST_CLOCKS_CTLR(n)), \
.clock_subsys = (clock_control_subsys_t)DT_INST_CLOCKS_CELL(n, name),\
.baud_rate = DT_INST_PROP(n, current_speed), \
IRQ_FUNC_INIT \