aa71251c5b
As the kernel contains a copy of the GPL anyhow just get rid of the address specification instead of fixing it. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/*
|
|
* Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
|
|
*
|
|
* Initial development of this code was funded by
|
|
* Phytec Messtechnik GmbH, http://www.phytec.de
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/err.h>
|
|
#include <linux/io.h>
|
|
#include <linux/clk.h>
|
|
#include <mach/audmux.h>
|
|
#include <mach/hardware.h>
|
|
|
|
static void __iomem *audmux_base;
|
|
|
|
static unsigned char port_mapping[] = {
|
|
0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
|
|
};
|
|
|
|
int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
|
|
{
|
|
if (!audmux_base) {
|
|
printk("%s: not configured\n", __func__);
|
|
return -ENOSYS;
|
|
}
|
|
|
|
if (port >= ARRAY_SIZE(port_mapping))
|
|
return -EINVAL;
|
|
|
|
writel(pcr, audmux_base + port_mapping[port]);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL_GPL(mxc_audmux_v1_configure_port);
|
|
|
|
static int mxc_audmux_v1_init(void)
|
|
{
|
|
#ifdef CONFIG_MACH_MX21
|
|
if (cpu_is_mx21())
|
|
audmux_base = MX21_IO_ADDRESS(MX21_AUDMUX_BASE_ADDR);
|
|
else
|
|
#endif
|
|
#ifdef CONFIG_MACH_MX27
|
|
if (cpu_is_mx27())
|
|
audmux_base = MX27_IO_ADDRESS(MX27_AUDMUX_BASE_ADDR);
|
|
else
|
|
#endif
|
|
(void)0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
postcore_initcall(mxc_audmux_v1_init);
|