diff options
Diffstat (limited to 'drivers/serial/atmel_usart.c')
| -rw-r--r-- | drivers/serial/atmel_usart.c | 28 |
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c index bfa1f3a8d..e326b2bcf 100644 --- a/drivers/serial/atmel_usart.c +++ b/drivers/serial/atmel_usart.c @@ -23,21 +23,7 @@ #include <asm/io.h> #include <asm/arch/clk.h> -#include <asm/arch/memory-map.h> - -#if defined(CONFIG_USART0) -# define USART_ID 0 -# define USART_BASE USART0_BASE -#elif defined(CONFIG_USART1) -# define USART_ID 1 -# define USART_BASE USART1_BASE -#elif defined(CONFIG_USART2) -# define USART_ID 2 -# define USART_BASE USART2_BASE -#elif defined(CONFIG_USART3) -# define USART_ID 3 -# define USART_BASE USART3_BASE -#endif +#include <asm/arch/hardware.h> #include "atmel_usart.h" @@ -45,7 +31,7 @@ DECLARE_GLOBAL_DATA_PTR; void serial_setbrg(void) { - atmel_usart3_t *usart = (atmel_usart3_t*)USART_BASE; + atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE; unsigned long divisor; unsigned long usart_hz; @@ -54,14 +40,14 @@ void serial_setbrg(void) * Baud Rate = -------------- * 16 * CD */ - usart_hz = get_usart_clk_rate(USART_ID); + usart_hz = get_usart_clk_rate(CONFIG_USART_ID); divisor = (usart_hz / 16 + gd->baudrate / 2) / gd->baudrate; writel(USART3_BF(CD, divisor), &usart->brgr); } int serial_init(void) { - atmel_usart3_t *usart = (atmel_usart3_t*)USART_BASE; + atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE; writel(USART3_BIT(RSTRX) | USART3_BIT(RSTTX), &usart->cr); @@ -80,7 +66,7 @@ int serial_init(void) void serial_putc(char c) { - atmel_usart3_t *usart = (atmel_usart3_t*)USART_BASE; + atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE; if (c == '\n') serial_putc('\r'); @@ -97,7 +83,7 @@ void serial_puts(const char *s) int serial_getc(void) { - atmel_usart3_t *usart = (atmel_usart3_t*)USART_BASE; + atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE; while (!(readl(&usart->csr) & USART3_BIT(RXRDY))) WATCHDOG_RESET(); @@ -106,6 +92,6 @@ int serial_getc(void) int serial_tstc(void) { - atmel_usart3_t *usart = (atmel_usart3_t*)USART_BASE; + atmel_usart3_t *usart = (atmel_usart3_t *)CONFIG_USART_BASE; return (readl(&usart->csr) & USART3_BIT(RXRDY)) != 0; } |