diff options
author | Gabor Juhos <juhosg@openwrt.org> | 2007-07-25 14:47:16 +0000 |
---|---|---|
committer | Gabor Juhos <juhosg@openwrt.org> | 2007-07-25 14:47:16 +0000 |
commit | 7a9e28783c56552f65f52a21c60d9e56ada000ee (patch) | |
tree | 60387dcbdec956f0ec85945fb87fa90a13563d51 /target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c | |
parent | f022e73033a46bc1465a2ec4c766f88ad786731c (diff) | |
download | master-187ad058-7a9e28783c56552f65f52a21c60d9e56ada000ee.tar.gz master-187ad058-7a9e28783c56552f65f52a21c60d9e56ada000ee.tar.bz2 master-187ad058-7a9e28783c56552f65f52a21c60d9e56ada000ee.zip |
[adm5120] uses AMBA PL010 driver for the serial ports from now
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8159 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c')
-rw-r--r-- | target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c new file mode 100644 index 0000000000..b1b213ded5 --- /dev/null +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/clock.c @@ -0,0 +1,76 @@ +/* + * $Id$ + * + * ADM5120 minimal CLK API implementation + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu> + * + * This file was based on the CLK API implementation in: + * arch/mips/tx4938/toshiba_rbtx4938/setup.c + * Copyright (C) 2000-2001 Toshiba Corporation + * 2003-2005 (c) MontaVista Software, Inc. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/module.h> +#include <linux/err.h> +#include <linux/clk.h> + +#include <asm/mach-adm5120/adm5120_defs.h> + +struct clk { + unsigned long rate; +}; + +static struct clk uart_clk = { + .rate = ADM5120_UART_CLOCK +}; + +struct clk *clk_get(struct device *dev, const char *id) +{ + if (!strcmp(id, "UARTCLK")) + return &uart_clk; + + return ERR_PTR(-ENOENT); +} +EXPORT_SYMBOL(clk_get); + +int clk_enable(struct clk *clk) +{ + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + return clk->rate; +} +EXPORT_SYMBOL(clk_get_rate); + +void clk_put(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_put); |