2 * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
4 * Initial development of this code was funded by
5 * Phytec Messtechnik GmbH, http://www.phytec.de
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <linux/module.h>
23 #include <linux/err.h>
25 #include <linux/clk.h>
26 #include <mach/audmux.h>
27 #include <mach/hardware.h>
29 static void __iomem *audmux_base;
31 #define MXC_AUDMUX_V1_PCR(x) ((x) * 4)
33 int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
36 printk("%s: not configured\n", __func__);
40 writel(pcr, audmux_base + MXC_AUDMUX_V1_PCR(port));
44 EXPORT_SYMBOL_GPL(mxc_audmux_v1_configure_port);
46 static int mxc_audmux_v1_init(void)
48 if (cpu_is_mx27() || cpu_is_mx21())
49 audmux_base = IO_ADDRESS(AUDMUX_BASE_ADDR);
53 postcore_initcall(mxc_audmux_v1_init);