2  * SPDX-License-Identifier: Apache-2.0
9 #include <zephyr/drivers/uart.h>
16 	UART_T *uart;  member
27 static int uart_numicro_poll_in(const struct device *dev, unsigned char *c)  in uart_numicro_poll_in()  argument
29 	const struct uart_numicro_config *config = dev->config;  in uart_numicro_poll_in()
31 	if ((config->uart->FIFOSTS & UART_FIFOSTS_RXEMPTY_Msk) != 0) {  in uart_numicro_poll_in()
32 		return -1;  in uart_numicro_poll_in()
35 	*c = (uint8_t)config->uart->DAT;  in uart_numicro_poll_in()
40 static void uart_numicro_poll_out(const struct device *dev, unsigned char c)  in uart_numicro_poll_out()  argument
42 	const struct uart_numicro_config *config = dev->config;  in uart_numicro_poll_out()
44 	UART_Write(config->uart, &c, 1);  in uart_numicro_poll_out()
47 static int uart_numicro_err_check(const struct device *dev)  in uart_numicro_err_check()  argument
62 		return -ENOTSUP;  in uart_numicro_convert_stopbit()
78 		return -ENOTSUP;  in uart_numicro_convert_datalen()
100 static int uart_numicro_configure(const struct device *dev,  in uart_numicro_configure()  argument
103 	const struct uart_numicro_config *config = dev->config;  in uart_numicro_configure()
104 	struct uart_numicro_data *ddata = dev->data;  in uart_numicro_configure()
108 	databits = uart_numicro_convert_datalen(cfg->data_bits);  in uart_numicro_configure()
113 	stopbits = uart_numicro_convert_stopbit(cfg->stop_bits);  in uart_numicro_configure()
118 	if (cfg->flow_ctrl == UART_CFG_FLOW_CTRL_NONE) {  in uart_numicro_configure()
119 		UART_DisableFlowCtrl(config->uart);  in uart_numicro_configure()
120 	} else if (cfg->flow_ctrl == UART_CFG_FLOW_CTRL_RTS_CTS) {  in uart_numicro_configure()
121 		UART_EnableFlowCtrl(config->uart);  in uart_numicro_configure()
123 		return -ENOTSUP;  in uart_numicro_configure()
126 	parity = uart_numicro_convert_parity(cfg->parity);  in uart_numicro_configure()
128 	UART_SetLineConfig(config->uart, cfg->baudrate, databits, parity,  in uart_numicro_configure()
131 	memcpy(&ddata->ucfg, cfg, sizeof(*cfg));  in uart_numicro_configure()
136 static int uart_numicro_config_get(const struct device *dev,  in uart_numicro_config_get()  argument
139 	struct uart_numicro_data *ddata = dev->data;  in uart_numicro_config_get()
141 	memcpy(cfg, &ddata->ucfg, sizeof(*cfg));  in uart_numicro_config_get()
147 static int uart_numicro_init(const struct device *dev)  in uart_numicro_init()  argument
149 	const struct uart_numicro_config *config = dev->config;  in uart_numicro_init()
150 	struct uart_numicro_data *ddata = dev->data;  in uart_numicro_init()
153 	SYS_ResetModule(config->id_rst);  in uart_numicro_init()
157 	/* Enable UART module clock */  in uart_numicro_init()
158 	CLK_EnableModuleClock(config->id_clk);  in uart_numicro_init()
161 	CLK_SetModuleClock(config->id_clk, CLK_CLKSEL1_UART0SEL_PLL,  in uart_numicro_init()
166 	err = pinctrl_apply_state(config->pincfg, PINCTRL_STATE_DEFAULT);  in uart_numicro_init()
171 	UART_Open(config->uart, ddata->ucfg.baudrate);  in uart_numicro_init()
176 static DEVICE_API(uart, uart_numicro_driver_api) = {
190 	.uart = (UART_T *)DT_INST_REG_ADDR(index),			\
191 	.id_rst = UART##index##_RST,					\
192 	.id_clk = UART##index##_MODULE,					\