tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * arch/ppc/boot/simple/misc-katana.c
3 *
4 * Set up MPSC values to bootwrapper can prompt user.
5 *
6 * Author: Mark A. Greer <source@mvista.com>
7 *
8 * 2004 (c) MontaVista Software, Inc. This file is licensed under
9 * the terms of the GNU General Public License version 2. This program
10 * is licensed "as is" without any warranty of any kind, whether express
11 * or implied.
12 */
13
14#include <linux/config.h>
15#include <linux/types.h>
16#include <asm/io.h>
17#include <asm/mv64x60_defs.h>
18#include <platforms/katana.h>
19
20extern u32 mv64x60_console_baud;
21extern u32 mv64x60_mpsc_clk_src;
22extern u32 mv64x60_mpsc_clk_freq;
23
24/* Not in the kernel so won't include kernel.h to get its 'min' definition */
25#ifndef min
26#define min(a,b) (((a) < (b)) ? (a) : (b))
27#endif
28
29unsigned long mv64360_get_mem_size(void);
30
31void
32mv64x60_board_init(void __iomem *old_base, void __iomem *new_base)
33{
34 mv64x60_console_baud = KATANA_DEFAULT_BAUD;
35 mv64x60_mpsc_clk_src = KATANA_MPSC_CLK_SRC;
36 mv64x60_mpsc_clk_freq =
37 min(katana_bus_freq((void __iomem *)KATANA_CPLD_BASE),
38 MV64x60_TCLK_FREQ_MAX);
39}
40
41unsigned long
42get_mem_size(void)
43{
44 return mv64360_get_mem_size();
45}