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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-09-12 12:02:26 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-12 12:02:26 +0100 |
commit | ddd559b13f6d2fe3ad68c4b3f5235fd3c2eae4e3 (patch) | |
tree | d827bca3fc825a0ac33efbcd493713be40fcc812 /arch/arm/mach-s3c2410/pll.c | |
parent | cf7a2b4fb6a9b86779930a0a123b0df41aa9208f (diff) | |
parent | f17a1f06d2fa93f4825be572622eb02c4894db4e (diff) |
Merge branch 'devel-stable' into devel
Conflicts:
MAINTAINERS
arch/arm/mm/fault.c
Diffstat (limited to 'arch/arm/mach-s3c2410/pll.c')
-rw-r--r-- | arch/arm/mach-s3c2410/pll.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/pll.c b/arch/arm/mach-s3c2410/pll.c new file mode 100644 index 00000000000..f178c2fd9d8 --- /dev/null +++ b/arch/arm/mach-s3c2410/pll.c @@ -0,0 +1,95 @@ +/* arch/arm/mach-s3c2410/pll.c + * + * Copyright (c) 2006,2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * Vincent Sanders <vince@arm.linux.org.uk> + * + * S3C2410 CPU PLL tables + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/sysdev.h> +#include <linux/list.h> +#include <linux/clk.h> +#include <linux/err.h> + +#include <plat/cpu.h> +#include <plat/cpu-freq-core.h> + +static struct cpufreq_frequency_table pll_vals_12MHz[] = { + { .frequency = 34000000, .index = PLLVAL(82, 2, 3), }, + { .frequency = 45000000, .index = PLLVAL(82, 1, 3), }, + { .frequency = 51000000, .index = PLLVAL(161, 3, 3), }, + { .frequency = 48000000, .index = PLLVAL(120, 2, 3), }, + { .frequency = 56000000, .index = PLLVAL(142, 2, 3), }, + { .frequency = 68000000, .index = PLLVAL(82, 2, 2), }, + { .frequency = 79000000, .index = PLLVAL(71, 1, 2), }, + { .frequency = 85000000, .index = PLLVAL(105, 2, 2), }, + { .frequency = 90000000, .index = PLLVAL(112, 2, 2), }, + { .frequency = 101000000, .index = PLLVAL(127, 2, 2), }, + { .frequency = 113000000, .index = PLLVAL(105, 1, 2), }, + { .frequency = 118000000, .index = PLLVAL(150, 2, 2), }, + { .frequency = 124000000, .index = PLLVAL(116, 1, 2), }, + { .frequency = 135000000, .index = PLLVAL(82, 2, 1), }, + { .frequency = 147000000, .index = PLLVAL(90, 2, 1), }, + { .frequency = 152000000, .index = PLLVAL(68, 1, 1), }, + { .frequency = 158000000, .index = PLLVAL(71, 1, 1), }, + { .frequency = 170000000, .index = PLLVAL(77, 1, 1), }, + { .frequency = 180000000, .index = PLLVAL(82, 1, 1), }, + { .frequency = 186000000, .index = PLLVAL(85, 1, 1), }, + { .frequency = 192000000, .index = PLLVAL(88, 1, 1), }, + { .frequency = 203000000, .index = PLLVAL(161, 3, 1), }, + + /* 2410A extras */ + + { .frequency = 210000000, .index = PLLVAL(132, 2, 1), }, + { .frequency = 226000000, .index = PLLVAL(105, 1, 1), }, + { .frequency = 266000000, .index = PLLVAL(125, 1, 1), }, + { .frequency = 268000000, .index = PLLVAL(126, 1, 1), }, + { .frequency = 270000000, .index = PLLVAL(127, 1, 1), }, +}; + +static int s3c2410_plls_add(struct sys_device *dev) +{ + return s3c_plltab_register(pll_vals_12MHz, ARRAY_SIZE(pll_vals_12MHz)); +} + +static struct sysdev_driver s3c2410_plls_drv = { + .add = s3c2410_plls_add, +}; + +static int __init s3c2410_pll_init(void) +{ + return sysdev_driver_register(&s3c2410_sysclass, &s3c2410_plls_drv); + +} + +arch_initcall(s3c2410_pll_init); + +static struct sysdev_driver s3c2410a_plls_drv = { + .add = s3c2410_plls_add, +}; + +static int __init s3c2410a_pll_init(void) +{ + return sysdev_driver_register(&s3c2410a_sysclass, &s3c2410a_plls_drv); +} + +arch_initcall(s3c2410a_pll_init); |