From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm/mach-s3c24xx/pll-s3c2410.c | 96 +++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 arch/arm/mach-s3c24xx/pll-s3c2410.c (limited to 'arch/arm/mach-s3c24xx/pll-s3c2410.c') diff --git a/arch/arm/mach-s3c24xx/pll-s3c2410.c b/arch/arm/mach-s3c24xx/pll-s3c2410.c new file mode 100644 index 000000000..5e37d3685 --- /dev/null +++ b/arch/arm/mach-s3c24xx/pll-s3c2410.c @@ -0,0 +1,96 @@ +/* + * Copyright (c) 2006-2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks + * Vincent Sanders + * + * 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 +#include +#include +#include +#include +#include +#include + +#include +#include + +static struct cpufreq_frequency_table pll_vals_12MHz[] = { + { .frequency = 34000000, .driver_data = PLLVAL(82, 2, 3), }, + { .frequency = 45000000, .driver_data = PLLVAL(82, 1, 3), }, + { .frequency = 51000000, .driver_data = PLLVAL(161, 3, 3), }, + { .frequency = 48000000, .driver_data = PLLVAL(120, 2, 3), }, + { .frequency = 56000000, .driver_data = PLLVAL(142, 2, 3), }, + { .frequency = 68000000, .driver_data = PLLVAL(82, 2, 2), }, + { .frequency = 79000000, .driver_data = PLLVAL(71, 1, 2), }, + { .frequency = 85000000, .driver_data = PLLVAL(105, 2, 2), }, + { .frequency = 90000000, .driver_data = PLLVAL(112, 2, 2), }, + { .frequency = 101000000, .driver_data = PLLVAL(127, 2, 2), }, + { .frequency = 113000000, .driver_data = PLLVAL(105, 1, 2), }, + { .frequency = 118000000, .driver_data = PLLVAL(150, 2, 2), }, + { .frequency = 124000000, .driver_data = PLLVAL(116, 1, 2), }, + { .frequency = 135000000, .driver_data = PLLVAL(82, 2, 1), }, + { .frequency = 147000000, .driver_data = PLLVAL(90, 2, 1), }, + { .frequency = 152000000, .driver_data = PLLVAL(68, 1, 1), }, + { .frequency = 158000000, .driver_data = PLLVAL(71, 1, 1), }, + { .frequency = 170000000, .driver_data = PLLVAL(77, 1, 1), }, + { .frequency = 180000000, .driver_data = PLLVAL(82, 1, 1), }, + { .frequency = 186000000, .driver_data = PLLVAL(85, 1, 1), }, + { .frequency = 192000000, .driver_data = PLLVAL(88, 1, 1), }, + { .frequency = 203000000, .driver_data = PLLVAL(161, 3, 1), }, + + /* 2410A extras */ + + { .frequency = 210000000, .driver_data = PLLVAL(132, 2, 1), }, + { .frequency = 226000000, .driver_data = PLLVAL(105, 1, 1), }, + { .frequency = 266000000, .driver_data = PLLVAL(125, 1, 1), }, + { .frequency = 268000000, .driver_data = PLLVAL(126, 1, 1), }, + { .frequency = 270000000, .driver_data = PLLVAL(127, 1, 1), }, +}; + +static int s3c2410_plls_add(struct device *dev, struct subsys_interface *sif) +{ + return s3c_plltab_register(pll_vals_12MHz, ARRAY_SIZE(pll_vals_12MHz)); +} + +static struct subsys_interface s3c2410_plls_interface = { + .name = "s3c2410_plls", + .subsys = &s3c2410_subsys, + .add_dev = s3c2410_plls_add, +}; + +static int __init s3c2410_pll_init(void) +{ + return subsys_interface_register(&s3c2410_plls_interface); + +} +arch_initcall(s3c2410_pll_init); + +static struct subsys_interface s3c2410a_plls_interface = { + .name = "s3c2410a_plls", + .subsys = &s3c2410a_subsys, + .add_dev = s3c2410_plls_add, +}; + +static int __init s3c2410a_pll_init(void) +{ + return subsys_interface_register(&s3c2410a_plls_interface); +} +arch_initcall(s3c2410a_pll_init); -- cgit v1.2.3-54-g00ecf