30 static void atmel_serial_setbrg_internal(atmel_usart3_t *usart, int id,  in atmel_serial_setbrg_internal()  argument
43 	writel(USART3_BF(CD, divisor), &usart->brgr);  in atmel_serial_setbrg_internal()
46 static void atmel_serial_init_internal(atmel_usart3_t *usart)  in atmel_serial_init_internal()  argument
52 	if (!(readl(&usart->csr) & USART3_BIT(TXEMPTY)))  in atmel_serial_init_internal()
55 	writel(USART3_BIT(RSTRX) | USART3_BIT(RSTTX), &usart->cr);  in atmel_serial_init_internal()
58 static void atmel_serial_activate(atmel_usart3_t *usart)  in atmel_serial_activate()  argument
65 			   &usart->mr);  in atmel_serial_activate()
66 	writel(USART3_BIT(RXEN) | USART3_BIT(TXEN), &usart->cr);  in atmel_serial_activate()
79 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE;  in atmel_serial_init()  local
81 	atmel_serial_init_internal(usart);  in atmel_serial_init()
83 	atmel_serial_activate(usart);  in atmel_serial_init()
90 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE;  in atmel_serial_putc()  local
95 	while (!(readl(&usart->csr) & USART3_BIT(TXRDY)));  in atmel_serial_putc()
96 	writel(c, &usart->thr);  in atmel_serial_putc()
101 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE;  in atmel_serial_getc()  local
103 	while (!(readl(&usart->csr) & USART3_BIT(RXRDY)))  in atmel_serial_getc()
105 	return readl(&usart->rhr);  in atmel_serial_getc()
110 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE;  in atmel_serial_tstc()  local
111 	return (readl(&usart->csr) & USART3_BIT(RXRDY)) != 0;  in atmel_serial_tstc()
143 	atmel_usart3_t *usart;  member
147 static void _atmel_serial_set_brg(atmel_usart3_t *usart,  in _atmel_serial_set_brg()  argument
153 	writel(USART3_BF(CD, divisor), &usart->brgr);  in _atmel_serial_set_brg()
156 void _atmel_serial_init(atmel_usart3_t *usart,  in _atmel_serial_init()  argument
159 	writel(USART3_BIT(RXDIS) | USART3_BIT(TXDIS), &usart->cr);  in _atmel_serial_init()
165 		USART3_BF(NBSTOP, USART3_NBSTOP_1)), &usart->mr);  in _atmel_serial_init()
167 	_atmel_serial_set_brg(usart, usart_clk_rate, baudrate);  in _atmel_serial_init()
169 	writel(USART3_BIT(RSTRX) | USART3_BIT(RSTTX), &usart->cr);  in _atmel_serial_init()
170 	writel(USART3_BIT(RXEN) | USART3_BIT(TXEN), &usart->cr);  in _atmel_serial_init()
177 	_atmel_serial_set_brg(priv->usart, priv->usart_clk_rate, baudrate);  in atmel_serial_setbrg()
186 	if (!(readl(&priv->usart->csr) & USART3_BIT(RXRDY)))  in atmel_serial_getc()
189 	return readl(&priv->usart->rhr);  in atmel_serial_getc()
196 	if (!(readl(&priv->usart->csr) & USART3_BIT(TXRDY)))  in atmel_serial_putc()
199 	writel(ch, &priv->usart->thr);  in atmel_serial_putc()
207 	uint32_t csr = readl(&priv->usart->csr);  in atmel_serial_pending()
264 	priv->usart = (atmel_usart3_t *)plat->base_addr;  in atmel_serial_probe()
270 	_atmel_serial_init(priv->usart, priv->usart_clk_rate, gd->baudrate);  in atmel_serial_probe()
306 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_DEBUG_UART_BASE;  in _debug_uart_init()  local
308 	_atmel_serial_init(usart, CONFIG_DEBUG_UART_CLOCK, CONFIG_BAUDRATE);  in _debug_uart_init()
313 	atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_DEBUG_UART_BASE;  in _debug_uart_putc()  local
315 	while (!(readl(&usart->csr) & USART3_BIT(TXRDY)))  in _debug_uart_putc()
318 	writel(ch, &usart->thr);  in _debug_uart_putc()