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authorwdenk <wdenk>2003-07-15 20:04:06 +0000
committerwdenk <wdenk>2003-07-15 20:04:06 +0000
commit2e5983d2ea5ff21406408c18c5b8fa12d4250908 (patch)
tree829991db5c6a66aab9219183c887ac0df423976e /cpu/arm925t/omap925.c
parent6dff55297283ebe16096e25f2dadb54e4b6fd9fc (diff)
Patches by Kshitij, 04 Jul 2003
- added support for arm925t cpu core - added support for TI OMAP 1510 Innovator Board
Diffstat (limited to 'cpu/arm925t/omap925.c')
-rw-r--r--cpu/arm925t/omap925.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/cpu/arm925t/omap925.c b/cpu/arm925t/omap925.c
new file mode 100644
index 0000000000..1166ca695f
--- /dev/null
+++ b/cpu/arm925t/omap925.c
@@ -0,0 +1,73 @@
+/*
+ * (C) Copyright 2003
+ * Texas Instruments <www.ti.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
+ */
+
+#include <common.h>
+#include <command.h>
+#include <arm925t.h>
+
+ushort gpioreserved;
+
+void gpioreserve(ushort mask)
+{
+ gpioreserved |= mask;
+}
+
+void gpiosetdir(ushort mask, ushort in)
+{
+ *(ushort *)GPIO_DIR_CONTROL_REG = (*(ushort *)GPIO_DIR_CONTROL_REG & ~mask) | (in & mask);
+}
+
+
+void gpiosetout(ushort mask, ushort out)
+{
+ ushort *r_ptr, r_val;
+
+ r_ptr = (ushort *)GPIO_DATA_OUTPUT_REG; /* set pointer */
+ r_val = *r_ptr & ~mask; /* get previous val, clear bits we want to change */
+ r_val |= (out & mask); /* set specified bits in value + plus origional ones */
+ *r_ptr = r_val; /* write it out */
+/*
+ * gcc screwed this one up :(.
+ *
+ * *(ushort *)GPIO_DATA_OUTPUT_REG = (*(ushort *)GPIO_DATA_OUTPUT_REG & ~mask) | (out & mask);
+ */
+
+}
+
+void gpioinit(void)
+{
+}
+
+
+#define MIF_CONFIG_REG 0xFFFECC0C
+#define FLASH_GLOBAL_CTRL_NWP 1
+
+void archflashwp (void *archdata, int wp)
+{
+ ulong *fgc = (ulong *) MIF_CONFIG_REG;
+
+ if (wp == 1)
+ *fgc &= ~FLASH_GLOBAL_CTRL_NWP;
+ else
+ *fgc |= FLASH_GLOBAL_CTRL_NWP;
+}