[U-Boot] [PATCH 1/2] Add minimal SJA1000 header for basic CAN mode

Matthias Fuchs
2009-10-26T08:55:40Z

This patch is in preparation for the upcoming PLU405 board fix.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
---
include/sja1000.h | 60 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 60 insertions(+), 0 deletions(-)
create mode 100644 include/sja1000.h

diff --git a/include/sja1000.h b/include/sja1000.h
new file mode 100644
index 0000000..59e35af
--- /dev/null
+++ b/include/sja1000.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2009, Matthias Fuchs <matthias.fuchs@esd.eu>
+ *
+ * SJA1000 register layout for basic CAN mode
+ *
+ * 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
+ */
+
+#ifndef _SJA1000_H_
+#define _SJA1000_H_
+
+/*
+ * SJA1000 register layout in basic can mode
+ */
+struct sja1000_basic_s {
+ u8 cr;
+ u8 cmr;
+ u8 sr;
+ u8 ir;
+ u8 ac;
+ u8 am;
+ u8 btr0;
+ u8 btr1;
+ u8 oc;
+ u8 txb[10];
+ u8 rxb[10];
+ u8 unused;
+ u8 cdr;
+};
+
+/* control register */
+#define CR_RR 0x01
+
+/* output control register */
+#define OC_MODE0 0x01
+#define OC_MODE1 0x02
+#define OC_POL0 0x04
+#define OC_TN0 0x08
+#define OC_TP0 0x10
+#define OC_POL1 0x20
+#define OC_TN1 0x40
+#define OC_TP1 0x80
+
+#endif
--
1.6.1