cleanup uboot package

[openwrt/staging/yousong.git] / package / uboot-ifxmips / files / cpu / mips / danube / au1x00_serial.c

diff --git a/package/uboot-ifxmips/files/cpu/mips/danube/au1x00_serial.c b/package/uboot-ifxmips/files/cpu/mips/danube/au1x00_serial.c
deleted file mode 100644 (file)
index 42c668e..0000000
--- a/package/uboot-ifxmips/files/cpu/mips/danube/au1x00_serial.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * AU1X00 UART support
- *
- * Hardcoded to UART 0 for now
- * Speed and options also hardcoded to 115200 8N1
- *
- *  Copyright (c) 2003 Thomas.Lange@corelatus.se
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <config.h>
-
-#ifdef CONFIG_AU1X00
-
-#include <common.h>
-#include <asm/au1x00.h>
-
-/******************************************************************************
-*
-* serial_init - initialize a channel
-*
-* This routine initializes the number of data bits, parity
-* and set the selected baud rate. Interrupts are disabled.
-* Set the modem control signals if the option is selected.
-*
-* RETURNS: N/A
-*/
-
-int serial_init (void)
-{
-       volatile u32 *uart_fifoctl = (volatile u32*)(UART0_ADDR+UART_FCR);
-       volatile u32 *uart_enable = (volatile u32*)(UART0_ADDR+UART_ENABLE);
-
-       /* Enable clocks first */
-       *uart_enable = UART_EN_CE;
-
-       /* Then release reset */
-       /* Must release reset before setting other regs */
-       *uart_enable = UART_EN_CE|UART_EN_E;
-
-       /* Activate fifos, reset tx and rx */
-       /* Set tx trigger level to 12 */
-       *uart_fifoctl = UART_FCR_ENABLE_FIFO|UART_FCR_CLEAR_RCVR|
-               UART_FCR_CLEAR_XMIT|UART_FCR_T_TRIGGER_12;
-
-       serial_setbrg();
-
-       return 0;
-}
-
-
-void serial_setbrg (void)
-{
-       volatile u32 *uart_clk = (volatile u32*)(UART0_ADDR+UART_CLK);
-       volatile u32 *uart_lcr = (volatile u32*)(UART0_ADDR+UART_LCR);
-       volatile u32 *sys_powerctrl = (u32 *)SYS_POWERCTRL;
-       int sd;
-       int divisorx2;
-
-       /* sd is system clock divisor                   */
-       /* see section 10.4.5 in au1550 datasheet       */
-       sd = (*sys_powerctrl & 0x03) + 2;
-
-       /* calulate 2x baudrate and round */
-       divisorx2 = ((CFG_HZ/(sd * 16 * CONFIG_BAUDRATE)));
-
-       if (divisorx2 & 0x01)
-               divisorx2 = divisorx2 + 1;
-
-       *uart_clk = divisorx2 / 2;
-
-       /* Set parity, stop bits and word length to 8N1 */
-       *uart_lcr = UART_LCR_WLEN8;
-}
-
-void serial_putc (const char c)
-{
-       volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR);
-       volatile u32 *uart_tx = (volatile u32*)(UART0_ADDR+UART_TX);
-
-       if (c == '\n') serial_putc ('\r');
-
-       /* Wait for fifo to shift out some bytes */
-       while((*uart_lsr&UART_LSR_THRE)==0);
-
-       *uart_tx = (u32)c;
-}
-
-void serial_puts (const char *s)
-{
-       while (*s)
-       {
-               serial_putc (*s++);
-       }
-}
-
-int serial_getc (void)
-{
-       volatile u32 *uart_rx = (volatile u32*)(UART0_ADDR+UART_RX);
-       char c;
-
-       while (!serial_tstc());
-
-       c = (*uart_rx&0xFF);
-       return c;
-}
-
-int serial_tstc (void)
-{
-       volatile u32 *uart_lsr = (volatile u32*)(UART0_ADDR+UART_LSR);
-
-       if(*uart_lsr&UART_LSR_DR){
-               /* Data in rfifo */
-               return(1);
-       }
-       return 0;
-}
-#endif /* CONFIG_SERIAL_AU1X00 */