diff options
| -rw-r--r-- | common/serial.c | 2 | ||||
| -rw-r--r-- | drivers/serial/serial_imx.c | 68 |
2 files changed, 63 insertions, 7 deletions
diff --git a/common/serial.c b/common/serial.c index 0e0e00b01b..17a3790c1e 100644 --- a/common/serial.c +++ b/common/serial.c @@ -81,6 +81,7 @@ serial_initfunc(s3c4510b_serial_initialize); serial_initfunc(s3c64xx_serial_initialize); serial_initfunc(sandbox_serial_initialize); serial_initfunc(clps7111_serial_initialize); +serial_initfunc(imx_serial_initialize); void serial_register(struct serial_device *dev) { @@ -140,6 +141,7 @@ void serial_initialize(void) s3c64xx_serial_initialize(); sandbox_serial_initialize(); clps7111_serial_initialize(); + imx_serial_initialize(); serial_assign(default_serial_console()->name); } diff --git a/drivers/serial/serial_imx.c b/drivers/serial/serial_imx.c index b9ca748f69..d37ec29bd9 100644 --- a/drivers/serial/serial_imx.c +++ b/drivers/serial/serial_imx.c @@ -19,6 +19,8 @@ #include <common.h> #include <asm/arch/imx-regs.h> +#include <serial.h> +#include <linux/compiler.h> #if defined CONFIG_IMX_SERIAL1 #define UART_BASE IMX_UART1_BASE @@ -50,7 +52,7 @@ struct imx_serial { DECLARE_GLOBAL_DATA_PTR; -void serial_setbrg (void) +static void imx_serial_setbrg(void) { serial_init(); } @@ -62,7 +64,7 @@ extern void imx_gpio_mode(int gpio_mode); * are always 8 data bits, no parity, 1 stop bit, no start bits. * */ -int serial_init (void) +static int imx_serial_init(void) { volatile struct imx_serial* base = (struct imx_serial *)UART_BASE; unsigned int ufcr_rfdiv; @@ -163,7 +165,7 @@ int serial_init (void) * otherwise. When the function is successful, the character read is * written into its argument c. */ -int serial_getc (void) +static int imx_serial_getc(void) { volatile struct imx_serial* base = (struct imx_serial *)UART_BASE; unsigned char ch; @@ -185,7 +187,7 @@ int hwflow_onoff(int on) /* * Output a single byte to the serial port. */ -void serial_putc (const char c) +static void imx_serial_putc(const char c) { volatile struct imx_serial* base = (struct imx_serial *)UART_BASE; @@ -202,7 +204,7 @@ void serial_putc (const char c) /* * Test whether a character is in the RX buffer */ -int serial_tstc (void) +static int imx_serial_tstc(void) { volatile struct imx_serial* base = (struct imx_serial *)UART_BASE; @@ -212,10 +214,62 @@ int serial_tstc (void) return 1; } -void -serial_puts (const char *s) +static void imx_serial_puts(const char *s) { while (*s) { serial_putc (*s++); } } + +#ifdef CONFIG_SERIAL_MULTI +static struct serial_device imx_serial_drv = { + .name = "imx_serial", + .start = imx_serial_init, + .stop = NULL, + .setbrg = imx_serial_setbrg, + .putc = imx_serial_putc, + .puts = imx_serial_puts, + .getc = imx_serial_getc, + .tstc = imx_serial_tstc, +}; + +void imx_serial_initialize(void) +{ + serial_register(&imx_serial_drv); +} + +__weak struct serial_device *default_serial_console(void) +{ + return &imx_serial_drv; +} +#else +int serial_init(void) +{ + return imx_serial_init(); +} + +void serial_setbrg(void) +{ + imx_serial_setbrg(); +} + +void serial_putc(const char c) +{ + imx_serial_putc(c); +} + +void serial_puts(const char *s) +{ + imx_serial_puts(s); +} + +int serial_getc(void) +{ + return imx_serial_getc(); +} + +int serial_tstc(void) +{ + return imx_serial_tstc(); +} +#endif |
