diff options
Diffstat (limited to 'kernel/arch/arm/mach-omap2/opp4xxx_data.c')
| -rw-r--r-- | kernel/arch/arm/mach-omap2/opp4xxx_data.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-omap2/opp4xxx_data.c b/kernel/arch/arm/mach-omap2/opp4xxx_data.c new file mode 100644 index 000000000..1ef7a3e5c --- /dev/null +++ b/kernel/arch/arm/mach-omap2/opp4xxx_data.c @@ -0,0 +1,180 @@ +/* + * OMAP4 OPP table definitions. + * + * Copyright (C) 2010-2012 Texas Instruments Incorporated - http://www.ti.com/ + * Nishanth Menon + * Kevin Hilman + * Thara Gopinath + * Copyright (C) 2010-2011 Nokia Corporation. + * Eduardo Valentin + * Paul Walmsley + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; 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 "soc.h" +#include "control.h" +#include "omap_opp_data.h" +#include "pm.h" + +/* + * Structures containing OMAP4430 voltage supported and various + * voltage dependent data for each VDD. + */ + +#define OMAP4430_VDD_MPU_OPP50_UV 1025000 +#define OMAP4430_VDD_MPU_OPP100_UV 1200000 +#define OMAP4430_VDD_MPU_OPPTURBO_UV 1313000 +#define OMAP4430_VDD_MPU_OPPNITRO_UV 1375000 + +struct omap_volt_data omap443x_vdd_mpu_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23), + VOLT_DATA_DEFINE(OMAP4430_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +#define OMAP4430_VDD_IVA_OPP50_UV 1013000 +#define OMAP4430_VDD_IVA_OPP100_UV 1188000 +#define OMAP4430_VDD_IVA_OPPTURBO_UV 1300000 + +struct omap_volt_data omap443x_vdd_iva_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP4430_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +#define OMAP4430_VDD_CORE_OPP50_UV 1025000 +#define OMAP4430_VDD_CORE_OPP100_UV 1200000 + +struct omap_volt_data omap443x_vdd_core_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4430_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + + +static struct omap_opp_def __initdata omap443x_opp_def_list[] = { + /* MPU OPP1 - OPP50 */ + OPP_INITIALIZER("mpu", true, 300000000, OMAP4430_VDD_MPU_OPP50_UV), + /* MPU OPP2 - OPP100 */ + OPP_INITIALIZER("mpu", true, 600000000, OMAP4430_VDD_MPU_OPP100_UV), + /* MPU OPP3 - OPP-Turbo */ + OPP_INITIALIZER("mpu", true, 800000000, OMAP4430_VDD_MPU_OPPTURBO_UV), + /* MPU OPP4 - OPP-SB */ + OPP_INITIALIZER("mpu", true, 1008000000, OMAP4430_VDD_MPU_OPPNITRO_UV), + /* L3 OPP1 - OPP50 */ + OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4430_VDD_CORE_OPP50_UV), + /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */ + OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4430_VDD_CORE_OPP100_UV), + /* IVA OPP1 - OPP50 */ + OPP_INITIALIZER("iva", true, 133000000, OMAP4430_VDD_IVA_OPP50_UV), + /* IVA OPP2 - OPP100 */ + OPP_INITIALIZER("iva", true, 266100000, OMAP4430_VDD_IVA_OPP100_UV), + /* IVA OPP3 - OPP-Turbo */ + OPP_INITIALIZER("iva", false, 332000000, OMAP4430_VDD_IVA_OPPTURBO_UV), + /* TODO: add DSP, aess, fdif, gpu */ +}; + +#define OMAP4460_VDD_MPU_OPP50_UV 1025000 +#define OMAP4460_VDD_MPU_OPP100_UV 1200000 +#define OMAP4460_VDD_MPU_OPPTURBO_UV 1313000 +#define OMAP4460_VDD_MPU_OPPNITRO_UV 1375000 + +struct omap_volt_data omap446x_vdd_mpu_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP50_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPP100_UV, OMAP44XX_CONTROL_FUSE_MPU_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPTURBO, 0xfa, 0x23), + VOLT_DATA_DEFINE(OMAP4460_VDD_MPU_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_MPU_OPPNITRO, 0xfa, 0x27), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +#define OMAP4460_VDD_IVA_OPP50_UV 1025000 +#define OMAP4460_VDD_IVA_OPP100_UV 1200000 +#define OMAP4460_VDD_IVA_OPPTURBO_UV 1313000 +#define OMAP4460_VDD_IVA_OPPNITRO_UV 1375000 + +struct omap_volt_data omap446x_vdd_iva_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP50_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPP100_UV, OMAP44XX_CONTROL_FUSE_IVA_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPTURBO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPTURBO, 0xfa, 0x23), + VOLT_DATA_DEFINE(OMAP4460_VDD_IVA_OPPNITRO_UV, OMAP44XX_CONTROL_FUSE_IVA_OPPNITRO, 0xfa, 0x23), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +#define OMAP4460_VDD_CORE_OPP50_UV 1025000 +#define OMAP4460_VDD_CORE_OPP100_UV 1200000 +#define OMAP4460_VDD_CORE_OPP100_OV_UV 1250000 + +struct omap_volt_data omap446x_vdd_core_volt_data[] = { + VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP50_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP50, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP4460_VDD_CORE_OPP100_OV_UV, OMAP44XX_CONTROL_FUSE_CORE_OPP100OV, 0xf9, 0x16), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +static struct omap_opp_def __initdata omap446x_opp_def_list[] = { + /* MPU OPP1 - OPP50 */ + OPP_INITIALIZER("mpu", true, 350000000, OMAP4460_VDD_MPU_OPP50_UV), + /* MPU OPP2 - OPP100 */ + OPP_INITIALIZER("mpu", true, 700000000, OMAP4460_VDD_MPU_OPP100_UV), + /* MPU OPP3 - OPP-Turbo */ + OPP_INITIALIZER("mpu", true, 920000000, OMAP4460_VDD_MPU_OPPTURBO_UV), + /* + * MPU OPP4 - OPP-Nitro + Disabled as the reference schematics + * recommends TPS623631 - confirm and enable the opp in board file + * XXX: May be we should enable these based on mpu capability and + * Exception board files disable it... + */ + OPP_INITIALIZER("mpu", false, 1200000000, OMAP4460_VDD_MPU_OPPNITRO_UV), + /* MPU OPP4 - OPP-Nitro SpeedBin */ + OPP_INITIALIZER("mpu", false, 1500000000, OMAP4460_VDD_MPU_OPPNITRO_UV), + /* L3 OPP1 - OPP50 */ + OPP_INITIALIZER("l3_main_1", true, 100000000, OMAP4460_VDD_CORE_OPP50_UV), + /* L3 OPP2 - OPP100 */ + OPP_INITIALIZER("l3_main_1", true, 200000000, OMAP4460_VDD_CORE_OPP100_UV), + /* IVA OPP1 - OPP50 */ + OPP_INITIALIZER("iva", true, 133000000, OMAP4460_VDD_IVA_OPP50_UV), + /* IVA OPP2 - OPP100 */ + OPP_INITIALIZER("iva", true, 266100000, OMAP4460_VDD_IVA_OPP100_UV), + /* + * IVA OPP3 - OPP-Turbo + Disabled as the reference schematics + * recommends Phoenix VCORE2 which can supply only 600mA - so the ones + * above this OPP frequency, even though OMAP is capable, should be + * enabled by board file which is sure of the chip power capability + */ + OPP_INITIALIZER("iva", false, 332000000, OMAP4460_VDD_IVA_OPPTURBO_UV), + /* IVA OPP4 - OPP-Nitro */ + OPP_INITIALIZER("iva", false, 430000000, OMAP4460_VDD_IVA_OPPNITRO_UV), + /* IVA OPP5 - OPP-Nitro SpeedBin*/ + OPP_INITIALIZER("iva", false, 500000000, OMAP4460_VDD_IVA_OPPNITRO_UV), + + /* TODO: add DSP, aess, fdif, gpu */ +}; + +/** + * omap4_opp_init() - initialize omap4 opp table + */ +int __init omap4_opp_init(void) +{ + int r = -ENODEV; + + if (cpu_is_omap443x()) + r = omap_init_opp_table(omap443x_opp_def_list, + ARRAY_SIZE(omap443x_opp_def_list)); + else if (cpu_is_omap446x()) + r = omap_init_opp_table(omap446x_opp_def_list, + ARRAY_SIZE(omap446x_opp_def_list)); + return r; +} +omap_device_initcall(omap4_opp_init); |