+++ /dev/null
-/*
- * (C) Copyright 2004, Freescale, Inc
- * TsiChung Liew, Tsi-Chung.Liew@freescale.com.
- *
- * 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
- *
- */
-
-/*
- * Minimal serial functions needed to use one of the uart ports
- * as serial console interface.
- */
-
-#include <common.h>
-#include <asm/mcfuart.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#ifdef CONFIG_MCFSERIAL
-int serial_init(void)
-{
- volatile uart_t *uart;
- u32 counter;
-
- uart = (volatile uart_t *)(CFG_UART_BASE);
-
- /* write to SICR: SIM2 = uart mode,dcd does not affect rx */
- uart->ucr = UART_UCR_RESET_RX;
- uart->ucr = UART_UCR_RESET_TX;
- uart->ucr = UART_UCR_RESET_ERROR;
- uart->ucr = UART_UCR_RESET_MR;
- __asm__("nop");
-
- uart->uimr = 0;
-
- /* write to CSR: RX/TX baud rate from timers */
- uart->ucsr = (UART_UCSR_RCS_SYS_CLK | UART_UCSR_TCS_SYS_CLK);
-
- uart->umr = (UART_UMR_BC_8 | UART_UMR_PM_NONE);
- uart->umr = UART_UMR_SB_STOP_BITS_1;
-
- /* Setting up BaudRate */
- counter = (u32) (gd->bus_clk / (gd->baudrate));
- counter >>= 5;
-
- /* write to CTUR: divide counter upper byte */
- uart->ubg1 = (u8) ((counter & 0xff00) >> 8);
- /* write to CTLR: divide counter lower byte */
- uart->ubg2 = (u8) (counter & 0x00ff);
-
- uart->ucr = (UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED);
-
- return (0);
-}
-
-void serial_putc(const char c)
-{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
-
- if (c == '\n')
- serial_putc('\r');
-
- /* Wait for last character to go. */
- while (!(uart->usr & UART_USR_TXRDY)) ;
-
- uart->utb = c;
-}
-
-void serial_puts(const char *s)
-{
- while (*s) {
- serial_putc(*s++);
- }
-}
-
-int serial_getc(void)
-{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
-
- /* Wait for a character to arrive. */
- while (!(uart->usr & UART_USR_RXRDY)) ;
- return uart->urb;
-}
-
-int serial_tstc(void)
-{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
-
- return (uart->usr & UART_USR_RXRDY);
-}
-
-void serial_setbrg(void)
-{
- volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
- u32 counter;
-
- counter = ((gd->bus_clk / gd->baudrate)) >> 5;
- counter++;
-
- /* write to CTUR: divide counter upper byte */
- uart->ubg1 = ((counter & 0xff00) >> 8);
- /* write to CTLR: divide counter lower byte */
- uart->ubg2 = (counter & 0x00ff);
-
- uart->ucr = UART_UCR_RESET_RX;
- uart->ucr = UART_UCR_RESET_TX;
-
- uart->ucr = UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED;
-}
-#endif /* CONFIG_MCFSERIAL */
--- /dev/null
+/*
+ * (C) Copyright 2004-2007 Freescale Semiconductor, Inc.
+ * TsiChung Liew, Tsi-Chung.Liew@freescale.com.
+ *
+ * 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
+ *
+ */
+
+/*
+ * Minimal serial functions needed to use one of the uart ports
+ * as serial console interface.
+ */
+
+#include <common.h>
+#include <asm/immap.h>
+#include <asm/uart.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_MCFSERIAL
+int serial_init(void)
+{
+ volatile uart_t *uart;
+ u32 counter;
+
+ uart = (volatile uart_t *)(CFG_UART_BASE);
+
+ /* write to SICR: SIM2 = uart mode,dcd does not affect rx */
+ uart->ucr = UART_UCR_RESET_RX;
+ uart->ucr = UART_UCR_RESET_TX;
+ uart->ucr = UART_UCR_RESET_ERROR;
+ uart->ucr = UART_UCR_RESET_MR;
+ __asm__("nop");
+
+ uart->uimr = 0;
+
+ /* write to CSR: RX/TX baud rate from timers */
+ uart->ucsr = (UART_UCSR_RCS_SYS_CLK | UART_UCSR_TCS_SYS_CLK);
+
+ uart->umr = (UART_UMR_BC_8 | UART_UMR_PM_NONE);
+ uart->umr = UART_UMR_SB_STOP_BITS_1;
+
+ /* Setting up BaudRate */
+ counter = (u32) (gd->bus_clk / (gd->baudrate));
+ counter >>= 5;
+
+ /* write to CTUR: divide counter upper byte */
+ uart->ubg1 = (u8) ((counter & 0xff00) >> 8);
+ /* write to CTLR: divide counter lower byte */
+ uart->ubg2 = (u8) (counter & 0x00ff);
+
+ uart->ucr = (UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED);
+
+ return (0);
+}
+
+void serial_putc(const char c)
+{
+ volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+
+ if (c == '\n')
+ serial_putc('\r');
+
+ /* Wait for last character to go. */
+ while (!(uart->usr & UART_USR_TXRDY)) ;
+
+ uart->utb = c;
+}
+
+void serial_puts(const char *s)
+{
+ while (*s) {
+ serial_putc(*s++);
+ }
+}
+
+int serial_getc(void)
+{
+ volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+
+ /* Wait for a character to arrive. */
+ while (!(uart->usr & UART_USR_RXRDY)) ;
+ return uart->urb;
+}
+
+int serial_tstc(void)
+{
+ volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+
+ return (uart->usr & UART_USR_RXRDY);
+}
+
+void serial_setbrg(void)
+{
+ volatile uart_t *uart = (volatile uart_t *)(CFG_UART_BASE);
+ u32 counter;
+
+ counter = ((gd->bus_clk / gd->baudrate)) >> 5;
+ counter++;
+
+ /* write to CTUR: divide counter upper byte */
+ uart->ubg1 = ((counter & 0xff00) >> 8);
+ /* write to CTLR: divide counter lower byte */
+ uart->ubg2 = (counter & 0x00ff);
+
+ uart->ucr = UART_UCR_RESET_RX;
+ uart->ucr = UART_UCR_RESET_TX;
+
+ uart->ucr = UART_UCR_RX_ENABLED | UART_UCR_TX_ENABLED;
+}
+#endif /* CONFIG_MCFSERIAL */