diff options
Diffstat (limited to 'arch/arm/mach-sc/board_common_battery.c')
| -rwxr-xr-x | arch/arm/mach-sc/board_common_battery.c | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/arch/arm/mach-sc/board_common_battery.c b/arch/arm/mach-sc/board_common_battery.c new file mode 100755 index 00000000..dffb27af --- /dev/null +++ b/arch/arm/mach-sc/board_common_battery.c @@ -0,0 +1,293 @@ +/* + * Copyright (C) 2012 Spreadtrum Communications Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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. + */ + +#include <linux/kernel.h> +#include <linux/platform_device.h> +#include <linux/ion.h> +#include <linux/sprd_battery_common.h> +#include <soc/sprd/gpio.h> +#include <soc/sprd/hardware.h> +#include <soc/sprd/sci_glb_regs.h> +#include <soc/sprd/board.h> +#include <soc/sprd/irqs.h> + +//this is default config file of battery, you can make a special file for a new board. +#ifndef CONFIG_OF + +struct sprdbat_table_data bat_temp_table[] = { + {1084, -250}, + {1072, -200}, + {1055, -150}, + {1033, -100}, + {1008, -50}, + {977, 0}, + {938, 50}, + {897, 100}, + {850, 150}, + {798, 200}, + {742, 250}, + {686, 300}, + {628, 350}, + {571, 400}, + {513, 450}, + {459, 500}, + {410, 550}, + {362, 600}, + {318, 650}, +}; + +struct sprdbat_table_data bat_ocv_table[] = { +#ifdef CONFIG_SPRD_NOFGUCURRENT_CHG + {4160, 100} +#else + {4180, 100} +#endif + , + {4100, 95} + , + {4000, 80} + , + {3950, 70} + , + {3900, 60} + , + {3850, 50} + , + {3810, 40} + , + {3775, 30} + , + {3740, 20} + , + {3720, 15} + , + {3680, 5} + , + {3400, 0} + , +}; + +#if 0 //this is a demo,Be used when .fgu_mode = 0, the table must be according to battery characteristic. +struct sprdbat_table_data scx35_ref_phone_soc_table[] = { + {4175, 100} + , + {4130, 95} + , + {4087, 90} + , + {4052, 85} + , + {3990, 80} + , + {3970, 75} + , + {3943, 70} + , + {3915, 65} + , + {3883, 60} + , + {3843, 55} + , + {3820, 50} + , + {3804, 45} + , + {3792, 40} + , + {3783, 35} + , + {3776, 30} + , + {3770, 25} + , + {3754, 20} + , + {3736, 15} + , + {3708, 10} + , + {3691, 5} + , + {3400, 0} + , +}; + +struct sprdbat_table_data scx15_ref_phone_soc_table[] = { + + {4175, 100} + , + {4130, 95} + , + {4086, 90} + , + {4045, 85} + , + {4007, 80} + , + {3974, 75} + , + {3943, 70} + , + {3916, 65} + , + {3886, 60} + , + {3850, 55} + , + {3824, 50} + , + {3806, 45} + , + {3793, 40} + , + {3783, 35} + , + {3775, 30} + , + {3766, 25} + , + {3749, 20} + , + {3733, 15} + , + {3712, 10} + , + {3683, 5} + , + {3400, 0} + , +}; + +#endif + +struct sprd_battery_platform_data sprdbat_pdata = { + .chg_end_vol_h = 4225, + .chg_end_vol_pure = 4200, + .chg_end_vol_l = 4190, + .chg_bat_safety_vol = 4280, +#ifdef CONFIG_SPRD_NOFGUCURRENT_CHG + .rechg_vol = 4110, +#else + .rechg_vol = 4131, +#endif + .adp_cdp_cur = 700, + .adp_dcp_cur = 700, + .adp_sdp_cur = 500, + .ovp_stop = 6500, + .ovp_restart = 5800, + .chg_timeout = (6 * 60 * 60), + .chgtimeout_show_full = 0, + .chg_rechg_timeout = (90 * 60), + .chg_cv_timeout = (60 * 60), //Be used in pulse charging + .chg_eoc_level = 3, //Be used in pulse charging + .cccv_default = 0, + .chg_end_cur = 80, + .otp_high_stop = 600, //60C + .otp_high_restart = 550, //55C + .otp_low_stop = -50, //-5C + .otp_low_restart = 0, +#ifdef CONFIG_SPRD_NOFGUCURRENT_CHG + .chg_polling_time = 30, +#else + .chg_polling_time = 60, +#endif + .chg_polling_time_fast = 1, + .bat_polling_time = (15), + .bat_polling_time_fast = (15), + .cap_one_per_time = 30, + .cap_valid_range_poweron = 50, + + .temp_support = 0, + .temp_adc_ch = 3, + .temp_adc_scale = 1, + .temp_adc_sample_cnt = 15, + .temp_table_mode = 1, + .temp_tab = bat_temp_table, + .temp_tab_size = + sizeof(bat_temp_table) / sizeof(struct sprdbat_table_data), + + .gpio_vchg_detect = EIC_CHARGER_DETECT, + .gpio_cv_state = EIC_CHG_CV_STATE, + .gpio_vchg_ovi = EIC_VCHG_OVI, + .irq_chg_timer = IRQ_APTMR3_INT, + .irq_fgu = IRQ_ANA_FGU_INT, + .chg_reg_base = (ANA_REG_GLB_CHGR_CTRL0), + .fgu_reg_base = (ANA_FPU_INT_BASE), + + .fgu_mode = 1, + .alm_soc = 5, + .alm_vol = 3600, + .soft_vbat_uvlo = 3100, + .rint = 250, + .cnom = 1500, //1500mAH + .rsense_real = 215, //21.5mOHM + .rsense_spec = 200, + .relax_current = 50, + .fgu_cal_ajust = 0, + .ocv_tab = bat_ocv_table, + .ocv_tab_size = + sizeof(bat_ocv_table) / sizeof(struct sprdbat_table_data), +}; + +static struct resource sprd_battery_resources[] = { + [0] = { + .start = EIC_CHARGER_DETECT, + .end = EIC_CHARGER_DETECT, + .name = "charger_detect", + .flags = IORESOURCE_IO, + }, + [1] = { + .start = EIC_CHG_CV_STATE, + .end = EIC_CHG_CV_STATE, + .name = "chg_cv_state", + .flags = IORESOURCE_IO, + }, + [2] = { + .start = EIC_VCHG_OVI, + .end = EIC_VCHG_OVI, + .name = "vchg_ovi", + .flags = IORESOURCE_IO, + }, +#ifdef CONFIG_SHARK_PAD_HW_V102 + [3] = { + .start = GPIO_EXT_CHG_DONE, + .end = GPIO_EXT_CHG_DONE, + .name = "ext_charge_done", + .flags = IORESOURCE_IO, + }, + [4] = { + .start = GPIO_EXT_CHG_EN, + .end = GPIO_EXT_CHG_EN, + .name = "ext_chg_en", + .flags = IORESOURCE_IO, + }, + [5] = { + .start = GPIO_EXT_CHG_OVI, + .end = GPIO_EXT_CHG_OVI, + .name = "ext_vchg_ovi", + .flags = IORESOURCE_IO, + } +#endif +}; + +struct platform_device sprd_battery_device = { + .name = "sprd-battery", + .id = 0, + .num_resources = ARRAY_SIZE(sprd_battery_resources), + .resource = sprd_battery_resources, + .dev = { + .platform_data = &sprdbat_pdata, + }, +}; +#endif |