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-rw-r--r--uart-loader/drivers/ns16550.c69
1 files changed, 0 insertions, 69 deletions
diff --git a/uart-loader/drivers/ns16550.c b/uart-loader/drivers/ns16550.c
deleted file mode 100644
index b5a5c12..0000000
--- a/uart-loader/drivers/ns16550.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
- *
- * COM1 NS16550 support
- * originally from linux source (arch/ppc/boot/ns16550.c)
- * modified to use CFG_ISA_MEM and new defines
- */
-
-#include <config.h>
-
-#ifdef CFG_PRINTF
-#ifdef CFG_NS16550
-
-#include <ns16550.h>
-
-#define LCRVAL LCR_8N1 /* 8 data, 1 stop, no parity */
-#define MCRVAL (MCR_DTR | MCR_RTS) /* RTS/DTR */
-#define FCRVAL (FCR_FIFO_EN | FCR_RXSR | FCR_TXSR) /* Clear & enable FIFOs */
-
-void NS16550_init (NS16550_t com_port, int baud_divisor)
-{
- com_port->ier = 0x00;
-#ifdef CONFIG_OMAP
- com_port->mdr1 = 0x7; /* mode select reset TL16C750*/
-#endif
- com_port->lcr = LCR_BKSE | LCRVAL;
- com_port->dll = baud_divisor & 0xff;
- com_port->dlm = (baud_divisor >> 8) & 0xff;
- com_port->lcr = LCRVAL;
- com_port->mcr = MCRVAL;
- com_port->fcr = FCRVAL;
-#if defined(CONFIG_OMAP)
- com_port->mdr1 = 0; /* select uart mode */
-#endif
-}
-
-void NS16550_reinit (NS16550_t com_port, int baud_divisor)
-{
- com_port->ier = 0x00;
- com_port->lcr = LCR_BKSE;
- com_port->dll = baud_divisor & 0xff;
- com_port->dlm = (baud_divisor >> 8) & 0xff;
- com_port->lcr = LCRVAL;
- com_port->mcr = MCRVAL;
- com_port->fcr = FCRVAL;
-}
-
-void NS16550_putc (NS16550_t com_port, char c)
-{
- while ((com_port->lsr & LSR_THRE) == 0);
- com_port->thr = c;
-}
-
-char NS16550_getc (NS16550_t com_port)
-{
- while ((com_port->lsr & LSR_DR) == 0);
- return (com_port->rbr);
-}
-
-int NS16550_tstc (NS16550_t com_port)
-{
- return ((com_port->lsr & LSR_DR) != 0);
-}
-
-#endif
-#endif