Merge branch 'master' of git://git.denx.de/u-boot-arm

[oweals/u-boot.git] / drivers / serial / altera_jtag_uart.c

diff --git a/drivers/serial/altera_jtag_uart.c b/drivers/serial/altera_jtag_uart.c
index 28319baf187fae15ee030486f34e0c442cf07a2a..9a81402ffb256e9eb505143373a49f47cc22e216 100644 (file)
--- a/drivers/serial/altera_jtag_uart.c
+++ b/drivers/serial/altera_jtag_uart.c
@@ -2,32 +2,34 @@
  * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
  * Scott McNutt <smcnutt@psyent.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
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <watchdog.h>
 #include <asm/io.h>
-#include <nios2-io.h>
 #include <linux/compiler.h>
 #include <serial.h>
 
+typedef volatile struct {
+       unsigned        data;                   /* Data register */
+       unsigned        control;                /* Control register */
+} nios_jtag_t;
+
+/* data register */
+#define NIOS_JTAG_RVALID       (1<<15)         /* Read valid */
+#define NIOS_JTAG_DATA(d)      ((d)&0x0ff)     /* Read data */
+#define NIOS_JTAG_RAVAIL(d)    ((d)>>16)       /* Read space avail */
+
+/* control register */
+#define NIOS_JTAG_RE           (1 << 0)        /* read intr enable */
+#define NIOS_JTAG_WE           (1 << 1)        /* write intr enable */
+#define NIOS_JTAG_RI           (1 << 8)        /* read intr pending */
+#define NIOS_JTAG_WI           (1 << 9)        /* write intr pending*/
+#define NIOS_JTAG_AC           (1 << 10)       /* activity indicator */
+#define NIOS_JTAG_RRDY         (1 << 12)       /* read available */
+#define NIOS_JTAG_WSPACE(d)    ((d)>>16)       /* Write space avail */
+
 DECLARE_GLOBAL_DATA_PTR;
 
 /*------------------------------------------------------------------