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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 15:20:36 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 15:20:36 -0700
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /arch/ppc/boot/simple/misc-katana.c
downloadblackbird-op-linux-1da177e4c3f41524e886b7f1b8a0c1fc7321cac2.tar.gz
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Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
Diffstat (limited to 'arch/ppc/boot/simple/misc-katana.c')
-rw-r--r--arch/ppc/boot/simple/misc-katana.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/ppc/boot/simple/misc-katana.c b/arch/ppc/boot/simple/misc-katana.c
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index 000000000000..b6e1bb833157
--- /dev/null
+++ b/arch/ppc/boot/simple/misc-katana.c
@@ -0,0 +1,37 @@
+/*
+ * arch/ppc/boot/simple/misc-katana.c
+ *
+ * Set up MPSC values to bootwrapper can prompt user.
+ *
+ * Author: Mark A. Greer <source@mvista.com>
+ *
+ * 2004 (c) MontaVista Software, Inc. 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.
+ */
+
+#include <linux/config.h>
+#include <linux/types.h>
+#include <asm/io.h>
+#include <asm/mv64x60_defs.h>
+#include <platforms/katana.h>
+
+extern u32 mv64x60_console_baud;
+extern u32 mv64x60_mpsc_clk_src;
+extern u32 mv64x60_mpsc_clk_freq;
+
+/* Not in the kernel so won't include kernel.h to get its 'min' definition */
+#ifndef min
+#define min(a,b) (((a) < (b)) ? (a) : (b))
+#endif
+
+void
+mv64x60_board_init(void __iomem *old_base, void __iomem *new_base)
+{
+ mv64x60_console_baud = KATANA_DEFAULT_BAUD;
+ mv64x60_mpsc_clk_src = KATANA_MPSC_CLK_SRC;
+ mv64x60_mpsc_clk_freq =
+ min(katana_bus_freq((void __iomem *)KATANA_CPLD_BASE),
+ MV64x60_TCLK_FREQ_MAX);
+}
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