X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fserial%2Fserial_s3c24x0.c;h=12bcdd3dbf68fcac5db97d6d94b33de6d02959d5;hb=fedab338f3459315cb69627fcf46032ec8df1753;hp=8a3e30209cfae7857d3ad59925031480f8e4c791;hpb=c88d6ab19ffab06f372b15c290bdf5d6f1ebfe9a;p=karo-tx-uboot.git diff --git a/drivers/serial/serial_s3c24x0.c b/drivers/serial/serial_s3c24x0.c index 8a3e30209c..12bcdd3dbf 100644 --- a/drivers/serial/serial_s3c24x0.c +++ b/drivers/serial/serial_s3c24x0.c @@ -19,6 +19,7 @@ */ #include +#include #include DECLARE_GLOBAL_DATA_PTR; @@ -27,15 +28,9 @@ DECLARE_GLOBAL_DATA_PTR; #define UART_NR S3C24X0_UART0 #elif defined(CONFIG_SERIAL2) -# if defined(CONFIG_TRAB) -# error "TRAB supports only CONFIG_SERIAL1" -# endif #define UART_NR S3C24X0_UART1 #elif defined(CONFIG_SERIAL3) -# if defined(CONFIG_TRAB) -# error "TRAB supports only CONFIG_SERIAL1" -# endif #define UART_NR S3C24X0_UART2 #else @@ -74,9 +69,8 @@ DECLARE_GLOBAL_DATA_PTR; serial_puts_dev(port, s); \ } -#define INIT_S3C_SERIAL_STRUCTURE(port, name, bus) { \ +#define INIT_S3C_SERIAL_STRUCTURE(port, name) { \ name, \ - bus, \ s3serial##port##_init, \ NULL,\ s3serial##port##_setbrg, \ @@ -101,7 +95,7 @@ void _serial_setbrg(const int dev_index) /* value is calculated so : (int)(PCLK/16./baudrate) -1 */ reg = get_PCLK() / (16 * gd->baudrate) - 1; - writel(reg, &uart->UBRDIV); + writel(reg, &uart->ubrdiv); for (i = 0; i < 100; i++) /* Delay */ ; } @@ -131,26 +125,26 @@ static int serial_init_dev(const int dev_index) #endif /* FIFO enable, Tx/Rx FIFO clear */ - writel(0x07, &uart->UFCON); - writel(0x0, &uart->UMCON); + writel(0x07, &uart->ufcon); + writel(0x0, &uart->umcon); /* Normal,No parity,1 stop,8 bit */ - writel(0x3, &uart->ULCON); + writel(0x3, &uart->ulcon); /* * tx=level,rx=edge,disable timeout int.,enable rx error int., * normal,interrupt or polling */ - writel(0x245, &uart->UCON); + writel(0x245, &uart->ucon); #ifdef CONFIG_HWFLOW - writel(0x1, &uart->UMCON); /* RTS up */ + writel(0x1, &uart->umcon); /* rts up */ #endif /* FIXME: This is sooooooooooooooooooo ugly */ #if defined(CONFIG_ARCH_GTA02_v1) || defined(CONFIG_ARCH_GTA02_v2) /* we need auto hw flow control on the gsm and gps port */ if (dev_index == 0 || dev_index == 1) - writel(0x10, &uart->UMCON); + writel(0x10, &uart->umcon); #endif _serial_setbrg(dev_index); @@ -176,10 +170,10 @@ int _serial_getc(const int dev_index) { struct s3c24x0_uart *uart = s3c24x0_get_base_uart(dev_index); - while (!(readl(&uart->UTRSTAT) & 0x1)) + while (!(readl(&uart->utrstat) & 0x1)) /* wait for character to arrive */ ; - return readb(&uart->URXH) & 0xff; + return readb(&uart->urxh) & 0xff; } #if defined(CONFIG_SERIAL_MULTI) @@ -237,15 +231,15 @@ void _serial_putc(const char c, const int dev_index) return; #endif - while (!(readl(&uart->UTRSTAT) & 0x2)) + while (!(readl(&uart->utrstat) & 0x2)) /* wait for room in the tx FIFO */ ; #ifdef CONFIG_HWFLOW - while (hwflow && !(readl(&uart->UMSTAT) & 0x1)) + while (hwflow && !(readl(&uart->umstat) & 0x1)) /* Wait for CTS up */ ; #endif - writeb(c, &uart->UTXH); + writeb(c, &uart->utxh); /* If \n, also do \r */ if (c == '\n') @@ -272,7 +266,7 @@ int _serial_tstc(const int dev_index) { struct s3c24x0_uart *uart = s3c24x0_get_base_uart(dev_index); - return readl(&uart->UTRSTAT) & 0x1; + return readl(&uart->utrstat) & 0x1; } #if defined(CONFIG_SERIAL_MULTI) @@ -309,11 +303,24 @@ void serial_puts(const char *s) #if defined(CONFIG_SERIAL_MULTI) DECLARE_S3C_SERIAL_FUNCTIONS(0); struct serial_device s3c24xx_serial0_device = -INIT_S3C_SERIAL_STRUCTURE(0, "s3ser0", "S3UART1"); +INIT_S3C_SERIAL_STRUCTURE(0, "s3ser0"); DECLARE_S3C_SERIAL_FUNCTIONS(1); struct serial_device s3c24xx_serial1_device = -INIT_S3C_SERIAL_STRUCTURE(1, "s3ser1", "S3UART2"); +INIT_S3C_SERIAL_STRUCTURE(1, "s3ser1"); DECLARE_S3C_SERIAL_FUNCTIONS(2); struct serial_device s3c24xx_serial2_device = -INIT_S3C_SERIAL_STRUCTURE(2, "s3ser2", "S3UART3"); +INIT_S3C_SERIAL_STRUCTURE(2, "s3ser2"); + +__weak struct serial_device *default_serial_console(void) +{ +#if defined(CONFIG_SERIAL1) + return &s3c24xx_serial0_device; +#elif defined(CONFIG_SERIAL2) + return &s3c24xx_serial1_device; +#elif defined(CONFIG_SERIAL3) + return &s3c24xx_serial2_device; +#else +#error "CONFIG_SERIAL? missing." +#endif +} #endif /* CONFIG_SERIAL_MULTI */