diff options
Diffstat (limited to 'arch/arm/mach-omap2/opp3xxx_data.c')
| -rw-r--r-- | arch/arm/mach-omap2/opp3xxx_data.c | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/opp3xxx_data.c b/arch/arm/mach-omap2/opp3xxx_data.c new file mode 100644 index 000000000000..d95f3f945d4a --- /dev/null +++ b/arch/arm/mach-omap2/opp3xxx_data.c @@ -0,0 +1,172 @@ +/* + * OMAP3 OPP table definitions. + * + * Copyright (C) 2009-2010 Texas Instruments Incorporated - http://www.ti.com/ + * Nishanth Menon + * Kevin Hilman + * 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 <plat/cpu.h> + +#include "control.h" +#include "omap_opp_data.h" +#include "pm.h" + +/* 34xx */ + +/* VDD1 */ + +#define OMAP3430_VDD_MPU_OPP1_UV 975000 +#define OMAP3430_VDD_MPU_OPP2_UV 1075000 +#define OMAP3430_VDD_MPU_OPP3_UV 1200000 +#define OMAP3430_VDD_MPU_OPP4_UV 1270000 +#define OMAP3430_VDD_MPU_OPP5_UV 1350000 + +struct omap_volt_data omap34xx_vddmpu_volt_data[] = { + VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP1_UV, OMAP343X_CONTROL_FUSE_OPP1_VDD1, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP2_UV, OMAP343X_CONTROL_FUSE_OPP2_VDD1, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP3_UV, OMAP343X_CONTROL_FUSE_OPP3_VDD1, 0xf9, 0x18), + VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP4_UV, OMAP343X_CONTROL_FUSE_OPP4_VDD1, 0xf9, 0x18), + VOLT_DATA_DEFINE(OMAP3430_VDD_MPU_OPP5_UV, OMAP343X_CONTROL_FUSE_OPP5_VDD1, 0xf9, 0x18), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +/* VDD2 */ + +#define OMAP3430_VDD_CORE_OPP1_UV 975000 +#define OMAP3430_VDD_CORE_OPP2_UV 1050000 +#define OMAP3430_VDD_CORE_OPP3_UV 1150000 + +struct omap_volt_data omap34xx_vddcore_volt_data[] = { + VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP1_UV, OMAP343X_CONTROL_FUSE_OPP1_VDD2, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP2_UV, OMAP343X_CONTROL_FUSE_OPP2_VDD2, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3430_VDD_CORE_OPP3_UV, OMAP343X_CONTROL_FUSE_OPP3_VDD2, 0xf9, 0x18), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +/* 36xx */ + +/* VDD1 */ + +#define OMAP3630_VDD_MPU_OPP50_UV 1012500 +#define OMAP3630_VDD_MPU_OPP100_UV 1200000 +#define OMAP3630_VDD_MPU_OPP120_UV 1325000 +#define OMAP3630_VDD_MPU_OPP1G_UV 1375000 + +struct omap_volt_data omap36xx_vddmpu_volt_data[] = { + VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP50_UV, OMAP3630_CONTROL_FUSE_OPP50_VDD1, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP100_UV, OMAP3630_CONTROL_FUSE_OPP100_VDD1, 0xf9, 0x16), + VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP120_UV, OMAP3630_CONTROL_FUSE_OPP120_VDD1, 0xfa, 0x23), + VOLT_DATA_DEFINE(OMAP3630_VDD_MPU_OPP1G_UV, OMAP3630_CONTROL_FUSE_OPP1G_VDD1, 0xfa, 0x27), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +/* VDD2 */ + +#define OMAP3630_VDD_CORE_OPP50_UV 1000000 +#define OMAP3630_VDD_CORE_OPP100_UV 1200000 + +struct omap_volt_data omap36xx_vddcore_volt_data[] = { + VOLT_DATA_DEFINE(OMAP3630_VDD_CORE_OPP50_UV, OMAP3630_CONTROL_FUSE_OPP50_VDD2, 0xf4, 0x0c), + VOLT_DATA_DEFINE(OMAP3630_VDD_CORE_OPP100_UV, OMAP3630_CONTROL_FUSE_OPP100_VDD2, 0xf9, 0x16), + VOLT_DATA_DEFINE(0, 0, 0, 0), +}; + +/* OPP data */ + +static struct omap_opp_def __initdata omap34xx_opp_def_list[] = { + /* MPU OPP1 */ + OPP_INITIALIZER("mpu", true, 125000000, OMAP3430_VDD_MPU_OPP1_UV), + /* MPU OPP2 */ + OPP_INITIALIZER("mpu", true, 250000000, OMAP3430_VDD_MPU_OPP2_UV), + /* MPU OPP3 */ + OPP_INITIALIZER("mpu", true, 500000000, OMAP3430_VDD_MPU_OPP3_UV), + /* MPU OPP4 */ + OPP_INITIALIZER("mpu", true, 550000000, OMAP3430_VDD_MPU_OPP4_UV), + /* MPU OPP5 */ + OPP_INITIALIZER("mpu", true, 600000000, OMAP3430_VDD_MPU_OPP5_UV), + + /* + * L3 OPP1 - 41.5 MHz is disabled because: The voltage for that OPP is + * almost the same than the one at 83MHz thus providing very little + * gain for the power point of view. In term of energy it will even + * increase the consumption due to the very negative performance + * impact that frequency will do to the MPU and the whole system in + * general. + */ + OPP_INITIALIZER("l3_main", false, 41500000, OMAP3430_VDD_CORE_OPP1_UV), + /* L3 OPP2 */ + OPP_INITIALIZER("l3_main", true, 83000000, OMAP3430_VDD_CORE_OPP2_UV), + /* L3 OPP3 */ + OPP_INITIALIZER("l3_main", true, 166000000, OMAP3430_VDD_CORE_OPP3_UV), + + /* DSP OPP1 */ + OPP_INITIALIZER("iva", true, 90000000, OMAP3430_VDD_MPU_OPP1_UV), + /* DSP OPP2 */ + OPP_INITIALIZER("iva", true, 180000000, OMAP3430_VDD_MPU_OPP2_UV), + /* DSP OPP3 */ + OPP_INITIALIZER("iva", true, 360000000, OMAP3430_VDD_MPU_OPP3_UV), + /* DSP OPP4 */ + OPP_INITIALIZER("iva", true, 400000000, OMAP3430_VDD_MPU_OPP4_UV), + /* DSP OPP5 */ + OPP_INITIALIZER("iva", true, 430000000, OMAP3430_VDD_MPU_OPP5_UV), +}; + +static struct omap_opp_def __initdata omap36xx_opp_def_list[] = { + /* MPU OPP1 - OPP50 */ + OPP_INITIALIZER("mpu", true, 300000000, OMAP3630_VDD_MPU_OPP50_UV), + /* MPU OPP2 - OPP100 */ + OPP_INITIALIZER("mpu", true, 600000000, OMAP3630_VDD_MPU_OPP100_UV), + /* MPU OPP3 - OPP-Turbo */ + OPP_INITIALIZER("mpu", false, 800000000, OMAP3630_VDD_MPU_OPP120_UV), + /* MPU OPP4 - OPP-SB */ + OPP_INITIALIZER("mpu", false, 1000000000, OMAP3630_VDD_MPU_OPP1G_UV), + + /* L3 OPP1 - OPP50 */ + OPP_INITIALIZER("l3_main", true, 100000000, OMAP3630_VDD_CORE_OPP50_UV), + /* L3 OPP2 - OPP100, OPP-Turbo, OPP-SB */ + OPP_INITIALIZER("l3_main", true, 200000000, OMAP3630_VDD_CORE_OPP100_UV), + + /* DSP OPP1 - OPP50 */ + OPP_INITIALIZER("iva", true, 260000000, OMAP3630_VDD_MPU_OPP50_UV), + /* DSP OPP2 - OPP100 */ + OPP_INITIALIZER("iva", true, 520000000, OMAP3630_VDD_MPU_OPP100_UV), + /* DSP OPP3 - OPP-Turbo */ + OPP_INITIALIZER("iva", false, 660000000, OMAP3630_VDD_MPU_OPP120_UV), + /* DSP OPP4 - OPP-SB */ + OPP_INITIALIZER("iva", false, 800000000, OMAP3630_VDD_MPU_OPP1G_UV), +}; + +/** + * omap3_opp_init() - initialize omap3 opp table + */ +int __init omap3_opp_init(void) +{ + int r = -ENODEV; + + if (!cpu_is_omap34xx()) + return r; + + if (cpu_is_omap3630()) + r = omap_init_opp_table(omap36xx_opp_def_list, + ARRAY_SIZE(omap36xx_opp_def_list)); + else + r = omap_init_opp_table(omap34xx_opp_def_list, + ARRAY_SIZE(omap34xx_opp_def_list)); + + return r; +} +device_initcall(omap3_opp_init); |