[uboot-lantiq] add support for arv4518 and arv752DWP22 boards

[openwrt/svn-archive/archive.git] / package / uboot-lantiq / files / board / arcadyan / arv752DWP22 / pmuenable.S

diff --git a/package/uboot-lantiq/files/board/arcadyan/arv752DWP22/pmuenable.S b/package/uboot-lantiq/files/board/arcadyan/arv752DWP22/pmuenable.S
new file mode 100644 (file)
index 0000000..e0d7971
--- /dev/null
+++ b/package/uboot-lantiq/files/board/arcadyan/arv752DWP22/pmuenable.S
@@ -0,0 +1,48 @@
+/*
+ *  Power Management unit initialization code for AMAZON development board.
+ *
+ *  Copyright (c) 2003 Ou Ke, Infineon.
+ *
+ * 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 <config.h>
+#include <version.h>
+#include <asm/regdef.h>
+
+#define PMU_PWDCR              0xBF10201C
+#define PMU_SR                 0xBF102020
+
+       .globl  pmuenable
+
+pmuenable:
+       li      t0, PMU_PWDCR
+       li      t1, 0x2         /* enable everything */
+       sw      t1, 0(t0)
+#if 0
+1:
+       li      t0, PMU_SR
+       lw      t2, 0(t0)
+       bne     t1, t2, 1b
+       nop
+#endif
+       j       ra
+       nop
+
+