diff options
Diffstat (limited to 'board/samsung/trats/trats.c')
| -rw-r--r-- | board/samsung/trats/trats.c | 292 |
1 files changed, 283 insertions, 9 deletions
diff --git a/board/samsung/trats/trats.c b/board/samsung/trats/trats.c index d5c681c05e..4724029424 100644 --- a/board/samsung/trats/trats.c +++ b/board/samsung/trats/trats.c @@ -35,10 +35,13 @@ #include <asm/arch/mipi_dsim.h> #include <asm/arch/watchdog.h> #include <asm/arch/power.h> -#include <pmic.h> +#include <power/pmic.h> #include <usb/s3c_udc.h> -#include <max8997_pmic.h> +#include <power/max8997_pmic.h> #include <libtizen.h> +#include <power/max8997_muic.h> +#include <power/battery.h> +#include <power/max17042_fg.h> #include "setup.h" @@ -69,10 +72,6 @@ int board_init(void) check_hw_revision(); printf("HW Revision:\t0x%x\n", board_rev); -#if defined(CONFIG_PMIC) - pmic_init(); -#endif - return 0; } @@ -91,6 +90,275 @@ void i2c_init_board(void) s5p_gpio_direction_output(&gpio2->y4, 1, 1); } +static void trats_low_power_mode(void) +{ + struct exynos4_clock *clk = + (struct exynos4_clock *)samsung_get_base_clock(); + struct exynos4_power *pwr = + (struct exynos4_power *)samsung_get_base_power(); + + /* Power down CORE1 */ + /* LOCAL_PWR_CFG [1:0] 0x3 EN, 0x0 DIS */ + writel(0x0, &pwr->arm_core1_configuration); + + /* Change the APLL frequency */ + /* ENABLE (1 enable) | LOCKED (1 locked) */ + /* [31] | [29] */ + /* FSEL | MDIV | PDIV | SDIV */ + /* [27] | [25:16] | [13:8] | [2:0] */ + writel(0xa0c80604, &clk->apll_con0); + + /* Change CPU0 clock divider */ + /* CORE2_RATIO | APLL_RATIO | PCLK_DBG_RATIO | ATB_RATIO */ + /* [30:28] | [26:24] | [22:20] | [18:16] */ + /* PERIPH_RATIO | COREM1_RATIO | COREM0_RATIO | CORE_RATIO */ + /* [14:12] | [10:8] | [6:4] | [2:0] */ + writel(0x00000100, &clk->div_cpu0); + + /* CLK_DIV_STAT_CPU0 - wait until clock gets stable (0 = stable) */ + while (readl(&clk->div_stat_cpu0) & 0x1111111) + continue; + + /* Change clock divider ratio for DMC */ + /* DMCP_RATIO | DMCD_RATIO */ + /* [22:20] | [18:16] */ + /* DMC_RATIO | DPHY_RATIO | ACP_PCLK_RATIO | ACP_RATIO */ + /* [14:12] | [10:8] | [6:4] | [2:0] */ + writel(0x13113117, &clk->div_dmc0); + + /* CLK_DIV_STAT_DMC0 - wait until clock gets stable (0 = stable) */ + while (readl(&clk->div_stat_dmc0) & 0x11111111) + continue; + + /* Turn off unnecessary power domains */ + writel(0x0, &pwr->xxti_configuration); /* XXTI */ + writel(0x0, &pwr->cam_configuration); /* CAM */ + writel(0x0, &pwr->tv_configuration); /* TV */ + writel(0x0, &pwr->mfc_configuration); /* MFC */ + writel(0x0, &pwr->g3d_configuration); /* G3D */ + writel(0x0, &pwr->gps_configuration); /* GPS */ + writel(0x0, &pwr->gps_alive_configuration); /* GPS_ALIVE */ + + /* Turn off unnecessary clocks */ + writel(0x0, &clk->gate_ip_cam); /* CAM */ + writel(0x0, &clk->gate_ip_tv); /* TV */ + writel(0x0, &clk->gate_ip_mfc); /* MFC */ + writel(0x0, &clk->gate_ip_g3d); /* G3D */ + writel(0x0, &clk->gate_ip_image); /* IMAGE */ + writel(0x0, &clk->gate_ip_gps); /* GPS */ +} + +static int pmic_init_max8997(void) +{ + struct pmic *p = pmic_get("MAX8997_PMIC"); + int i = 0, ret = 0; + u32 val; + + if (pmic_probe(p)) + return -1; + + /* BUCK1 VARM: 1.2V */ + val = (1200000 - 650000) / 25000; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK1DVS1, val); + val = ENBUCK | ACTIVE_DISCHARGE; /* DVS OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_BUCK1CTRL, val); + + /* BUCK2 VINT: 1.1V */ + val = (1100000 - 650000) / 25000; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK2DVS1, val); + val = ENBUCK | ACTIVE_DISCHARGE; /* DVS OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_BUCK2CTRL, val); + + + /* BUCK3 G3D: 1.1V - OFF */ + ret |= pmic_reg_read(p, MAX8997_REG_BUCK3CTRL, &val); + val &= ~ENBUCK; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK3CTRL, val); + + val = (1100000 - 750000) / 50000; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK3DVS, val); + + /* BUCK4 CAMISP: 1.2V - OFF */ + ret |= pmic_reg_read(p, MAX8997_REG_BUCK4CTRL, &val); + val &= ~ENBUCK; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK4CTRL, val); + + val = (1200000 - 650000) / 25000; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK4DVS, val); + + /* BUCK5 VMEM: 1.2V */ + val = (1200000 - 650000) / 25000; + for (i = 0; i < 8; i++) + ret |= pmic_reg_write(p, MAX8997_REG_BUCK5DVS1 + i, val); + + val = ENBUCK | ACTIVE_DISCHARGE; /* DVS OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_BUCK5CTRL, val); + + /* BUCK6 CAM AF: 2.8V */ + /* No Voltage Setting Register */ + /* GNSLCT 3.0X */ + val = GNSLCT; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK6CTRL, val); + + /* BUCK7 VCC_SUB: 2.0V */ + val = (2000000 - 750000) / 50000; + ret |= pmic_reg_write(p, MAX8997_REG_BUCK7DVS, val); + + /* LDO1 VADC: 3.3V */ + val = max8997_reg_ldo(3300000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO1CTRL, val); + + /* LDO1 Disable active discharging */ + ret |= pmic_reg_read(p, MAX8997_REG_LDO1CONFIG, &val); + val &= ~LDO_ADE; + ret |= pmic_reg_write(p, MAX8997_REG_LDO1CONFIG, val); + + /* LDO2 VALIVE: 1.1V */ + val = max8997_reg_ldo(1100000) | EN_LDO; + ret |= pmic_reg_write(p, MAX8997_REG_LDO2CTRL, val); + + /* LDO3 VUSB/MIPI: 1.1V */ + val = max8997_reg_ldo(1100000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, val); + + /* LDO4 VMIPI: 1.8V */ + val = max8997_reg_ldo(1800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO4CTRL, val); + + /* LDO5 VHSIC: 1.2V */ + val = max8997_reg_ldo(1200000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO5CTRL, val); + + /* LDO6 VCC_1.8V_PDA: 1.8V */ + val = max8997_reg_ldo(1800000) | EN_LDO; + ret |= pmic_reg_write(p, MAX8997_REG_LDO6CTRL, val); + + /* LDO7 CAM_ISP: 1.8V */ + val = max8997_reg_ldo(1800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO7CTRL, val); + + /* LDO8 VDAC/VUSB: 3.3V */ + val = max8997_reg_ldo(3300000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO8CTRL, val); + + /* LDO9 VCC_2.8V_PDA: 2.8V */ + val = max8997_reg_ldo(2800000) | EN_LDO; + ret |= pmic_reg_write(p, MAX8997_REG_LDO9CTRL, val); + + /* LDO10 VPLL: 1.1V */ + val = max8997_reg_ldo(1100000) | EN_LDO; + ret |= pmic_reg_write(p, MAX8997_REG_LDO10CTRL, val); + + /* LDO11 TOUCH: 2.8V */ + val = max8997_reg_ldo(2800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO11CTRL, val); + + /* LDO12 VTCAM: 1.8V */ + val = max8997_reg_ldo(1800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO12CTRL, val); + + /* LDO13 VCC_3.0_LCD: 3.0V */ + val = max8997_reg_ldo(3000000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO13CTRL, val); + + /* LDO14 MOTOR: 3.0V */ + val = max8997_reg_ldo(3000000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO14CTRL, val); + + /* LDO15 LED_A: 2.8V */ + val = max8997_reg_ldo(2800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO15CTRL, val); + + /* LDO16 CAM_SENSOR: 1.8V */ + val = max8997_reg_ldo(1800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO16CTRL, val); + + /* LDO17 VTF: 2.8V */ + val = max8997_reg_ldo(2800000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO17CTRL, val); + + /* LDO18 TOUCH_LED 3.3V */ + val = max8997_reg_ldo(3300000) | DIS_LDO; /* OFF */ + ret |= pmic_reg_write(p, MAX8997_REG_LDO18CTRL, val); + + /* LDO21 VDDQ: 1.2V */ + val = max8997_reg_ldo(1200000) | EN_LDO; + ret |= pmic_reg_write(p, MAX8997_REG_LDO21CTRL, val); + + /* SAFEOUT for both 1 and 2: 4.9V, Active discharge, Enable */ + val = (SAFEOUT_4_90V << 0) | (SAFEOUT_4_90V << 2) | + ACTDISSAFEO1 | ACTDISSAFEO2 | ENSAFEOUT1 | ENSAFEOUT2; + ret |= pmic_reg_write(p, MAX8997_REG_SAFEOUTCTRL, val); + + if (ret) { + puts("MAX8997 PMIC setting error!\n"); + return -1; + } + return 0; +} + +int power_init_board(void) +{ + int chrg, ret; + struct power_battery *pb; + struct pmic *p_fg, *p_chrg, *p_muic, *p_bat; + + ret = pmic_init(I2C_5); + ret |= pmic_init_max8997(); + ret |= power_fg_init(I2C_9); + ret |= power_muic_init(I2C_5); + ret |= power_bat_init(0); + if (ret) + return ret; + + p_fg = pmic_get("MAX17042_FG"); + if (!p_fg) { + puts("MAX17042_FG: Not found\n"); + return -ENODEV; + } + + p_chrg = pmic_get("MAX8997_PMIC"); + if (!p_chrg) { + puts("MAX8997_PMIC: Not found\n"); + return -ENODEV; + } + + p_muic = pmic_get("MAX8997_MUIC"); + if (!p_muic) { + puts("MAX8997_MUIC: Not found\n"); + return -ENODEV; + } + + p_bat = pmic_get("BAT_TRATS"); + if (!p_bat) { + puts("BAT_TRATS: Not found\n"); + return -ENODEV; + } + + p_fg->parent = p_bat; + p_chrg->parent = p_bat; + p_muic->parent = p_bat; + + p_bat->low_power_mode = trats_low_power_mode; + p_bat->pbat->battery_init(p_bat, p_fg, p_chrg, p_muic); + + pb = p_bat->pbat; + chrg = p_muic->chrg->chrg_type(p_muic); + debug("CHARGER TYPE: %d\n", chrg); + + if (!p_chrg->chrg->chrg_bat_present(p_chrg)) { + puts("No battery detected\n"); + return -1; + } + + p_fg->fg->fg_battery_check(p_fg, p_bat); + + if (pb->bat->state == CHARGE && chrg == CHARGER_USB) + puts("CHARGE Battery !\n"); + + return 0; +} + int dram_init(void) { gd->ram_size = get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) + @@ -200,7 +468,9 @@ static int s5pc210_phy_control(int on) { int ret = 0; u32 val = 0; - struct pmic *p = get_pmic(); + struct pmic *p = pmic_get("MAX8997_PMIC"); + if (!p) + return -ENODEV; if (pmic_probe(p)) return -1; @@ -379,7 +649,9 @@ static void lcd_reset(void) static int lcd_power(void) { int ret = 0; - struct pmic *p = get_pmic(); + struct pmic *p = pmic_get("MAX8997_PMIC"); + if (!p) + return -ENODEV; if (pmic_probe(p)) return 0; @@ -439,7 +711,9 @@ static struct mipi_dsim_lcd_device mipi_lcd_device = { static int mipi_power(void) { int ret = 0; - struct pmic *p = get_pmic(); + struct pmic *p = pmic_get("MAX8997_PMIC"); + if (!p) + return -ENODEV; if (pmic_probe(p)) return 0; |
