.scl_pin = 3,
};
-/* i2c9 SDA: GPY4[0] SCL: GPY4[1] */
+/* i2c9 (Fuel Gauge) SDA: SPY4[0] SCL: SPY4[1] */
static struct i2c_gpio_bus_data i2c_9 = {
.sda_pin = 0,
.scl_pin = 1,
static struct i2c_gpio_bus i2c_gpio[I2C_NUM];
static void check_battery(int mode);
-static void init_pmic_lp3974(void);
-static void init_pmic_max8952(void);
+static void init_pmic_max8997(void);
void i2c_init_board(void)
{
/* Early init for i2c devices - Where these funcions should go?? */
- /* Reset on max17040 */
+ /* Reset on fuel gauge */
check_battery(1);
/* pmic init */
- init_pmic_lp3974();
- init_pmic_max8952();
+ init_pmic_max8997();
return 0;
}
static void check_battery(int mode)
{
unsigned char val[2];
- unsigned char addr = 0x36; /* max17040 fuel gauge */
+ unsigned char addr = 0x36; /* max17042 fuel gauge */
i2c_set_bus_num(I2C_9);
/* mode 0: check mode / 1: enable mode */
if (mode) {
- val[0] = 0x40;
+ val[0] = 0x00;
val[1] = 0x00;
- i2c_write(addr, 0xfe, 1, val, 2);
+ i2c_write(addr, 0x2e, 1, val, 2); /* CGAIN */
+ val[0] = 0x03;
+ val[1] = 0x00;
+ i2c_write(addr, 0x2b, 1, val, 2); /* MiscCFG */
+ val[0] = 0x07;
+ val[1] = 0x00;
+ i2c_write(addr, 0x28, 1, val, 2); /* LearnCFG */
} else {
- i2c_read(addr, 0x04, 1, val, 1);
- printf("battery:\t%d%%\n", val[0]);
- battery_soc = val[0];
+ i2c_read(addr, 0x0d, 1, val, 2);
+ battery_soc = val[0] + val[1] * 256;
+ battery_soc /= 256;
+ printf("battery:\t%d%%\n", battery_soc);
}
}
#define LP3974_LDO16 (1 << 5)
#define LP3974_LDO17 (1 << 4)
-static int lp3974_probe(void)
+static int max8997_probe(void)
{
unsigned char addr = 0xCC >> 1;
i2c_set_bus_num(I2C_5);
if (i2c_probe(addr)) {
- puts("Can't found lp3974\n");
+ puts("Can't found max8997\n");
return 1;
}
return 0;
}
-static int max8952_probe(void)
+static unsigned char inline max8997_reg_ldo(int uV)
{
- unsigned char addr = 0xC0 >> 1;
-
- i2c_set_bus_num(I2C_5);
-
- if (i2c_probe(addr)) {
- puts("Cannot find MAX8952\n");
- return 1;
+ unsigned char ret;
+ if (uV <= 800000)
+ return 0;
+ if (uV >= 3950000)
+ return 0x3f;
+ ret = (uV - 800000) / 50000;
+ if (ret > 0x3f) {
+ printf("MAX8997 LDO SETTING ERROR (%duV) -> %u\n", uV, ret);
+ ret = 0x3f;
}
- return 0;
+ return ret;
}
-static void init_pmic_lp3974(void)
+static void init_pmic_max8997(void)
{
+ /* TURN ON EVERYTHING!!! */
+
unsigned char addr;
unsigned char val[2];
- addr = 0xCC >> 1; /* LP3974 */
- if (lp3974_probe())
+ addr = 0xCC >> 1; /* MAX8997 */
+ if (max8997_probe())
return;
- /* LDO2 1.2V LDO3 1.1V */
- val[0] = 0x86; /* (((1200 - 800) / 50) << 4) | (((1100 - 800) / 50)) */
- i2c_write(addr, 0x1D, 1, val, 1);
+ /* BUCK1 VARM: 1.2V */
+ val[0] = (1200000 - 650000) / 25000;
+ i2c_write(addr, 0x19, 1, val, 1);
+ val[0] = 0x09; /* DVS OFF */
+ i2c_write(addr, 0x18, 1, val, 1);
- /* LDO4 3.3V */
- val[0] = 0x11; /* (3300 - 1600) / 100; */
- i2c_write(addr, 0x1E, 1, val, 1);
+ /* BUCK2 VINT: 1.1V */
+ val[0] = (1100000 - 650000) / 25000;
+ i2c_write(addr, 0x22, 1, val, 1);
+ val[0] = 0x09; /* DVS OFF */
+ i2c_write(addr, 0x21, 1, val, 1);
- /* LDO5 2.8V */
- val[0] = 0x0c; /* (2800 - 1600) / 100; */
- i2c_write(addr, 0x1F, 1, val, 1);
+ /* BUCK3 G3D: 1.1V */
+ val[0] = (1100000 - 750000) / 50000;
+ i2c_write(addr, 0x2b, 1, val, 1);
- /* LDO6 not used: minimum */
- val[0] = 0;
- i2c_write(addr, 0x20, 1, val, 1);
+ /* BUCK4 CAMISP: 1.2V */
+ val[0] = (1200000 - 650000) / 25000;
+ i2c_write(addr, 0x2d, 1, val, 1);
- /* LDO7 1.8V */
- val[0] = 0x02; /* (1800 - 1600) / 100; */
- i2c_write(addr, 0x21, 1, val, 1);
+ /* BUCK5 VMEM: 1.2V */
+ val[0] = (1200000 - 650000) / 25000;
+ i2c_write(addr, 0x2f, 1, val, 1);
+ val[0] = 0x09; /* DVS OFF */
+ i2c_write(addr, 0x2e, 1, val, 1);
- /* LDO8 3.3V LDO9 2.8V*/
- val[0] = 0x30; /* (((3300 - 3000) / 100) << 4) | (((2800 - 2800) / 100) << 0); */
- i2c_write(addr, 0x22, 1, val, 1);
+ /* BUCK6 CAM AF: 2.8V */
+ /* No Voltage Setting Register */
- /* LDO10 1.1V LDO11 3.3V */
- val[0] = 0x71; /* (((1100 - 950) / 50) << 5) | (((3300 - 1600) / 100) << 0); */
- i2c_write(addr, 0x23, 1, val, 1);
+ /* BUCK7 VCC_SUB: 2.0V */
+ val[0] = (2000000 - 750000) / 50000;
+ i2c_write(addr, 0x3a, 1, val, 1);
- /* LDO12 2.8V */
- val[0] = 0x14; /* (2800 - 1200) / 100 + 4; */
- i2c_write(addr, 0x24, 1, val, 1);
+ /* LDO1 VADC: 3.3V */
+ val[0] = max8997_reg_ldo(3300000) | 0xC0;
+ i2c_write(addr, 0x3b, 1, val, 1);
- /* LDO13 1.2V */
- val[0] = 0x4; /* (1200 - 1200) / 100 + 4; */
- i2c_write(addr, 0x25, 1, val, 1);
+ /* LDO2 VALIVE: 1.1V */
+ val[0] = max8997_reg_ldo(1100000) | 0xC0;
+ i2c_write(addr, 0x3c, 1, val, 1);
- /* LDO14 1.8V */
- val[0] = 0x6; /* (1800 - 1200) / 100; */
- i2c_write(addr, 0x26, 1, val, 1);
+ /* LDO3 VUSB/MIPI: 1.1V */
+ val[0] = max8997_reg_ldo(1100000) | 0xC0;
+ i2c_write(addr, 0x3d, 1, val, 1);
- /* LDO15 1.2V */
- val[0] = 0; /* (1200 - 1200) / 100; */
- i2c_write(addr, 0x27, 1, val, 1);
+ /* LDO4 VMIPI: 1.8V */
+ val[0] = max8997_reg_ldo(1800000) | 0xC0;
+ i2c_write(addr, 0x3e, 1, val, 1);
- /* LDO16 2.8V */
- val[0] = 0xc; /* (2800 - 1600) / 100; */
- i2c_write(addr, 0x28, 1, val, 1);
+ /* LDO5 VHSIC: 1.2V */
+ val[0] = max8997_reg_ldo(1200000) | 0xC0;
+ i2c_write(addr, 0x3f, 1, val, 1);
- /* LDO17 3.0V */
- val[0] = 0xe; /* (3000 - 1600) / 100; */
- i2c_write(addr, 0x29, 1, val, 1);
+ /* LDO6 VCC_1.8V_PDA: 1.8V */
+ val[0] = max8997_reg_ldo(1800000) | 0xC0;
+ i2c_write(addr, 0x40, 1, val, 1);
- /*
- * Because the data sheet of LP3974 does NOT mention default
- * register values of ONOFF1~4 (ENABLE1~4), we ignore the given
- * default values and set as we want
- */
+ /* LDO7 CAM_ISP: 1.8V */
+ val[0] = max8997_reg_ldo(1800000) | 0xC0;
+ i2c_write(addr, 0x41, 1, val, 1);
- /* Note: To remove USB detect warning, Turn off LDO 8 first */
+ /* LDO8 VDAC/VUSB: 3.3V */
+ val[0] = max8997_reg_ldo(3300000) | 0xC0;
+ i2c_write(addr, 0x42, 1, val, 1);
- /*
- * ONOFF2
- * LDO6 OFF, LDO7 ON, LDO8 OFF, LDO9 ON,
- * LDO10 OFF, LDO11 OFF, LDO12 OFF, LDO13 OFF
- */
- val[0] = 0x50;
- i2c_write(addr, LP3974_REG_ONOFF2, 1, val, 1);
+ /* LDO9 VCC_2.8V_PDA: 2.8V */
+ val[0] = max8997_reg_ldo(2800000) | 0xC0;
+ i2c_write(addr, 0x43, 1, val, 1);
- /*
- * ONOFF1
- * Buck1 ON, Buck2 OFF, Buck3 ON, Buck4 ON
- * LDO2 ON, LDO3 OFF, LDO4 ON, LDO5 ON
- */
- val[0] = 0xBB;
- i2c_write(addr, LP3974_REG_ONOFF1, 1, val, 1);
+ /* LDO10 VPLL: 1.1V */
+ val[0] = max8997_reg_ldo(1100000) | 0xC0;
+ i2c_write(addr, 0x44, 1, val, 1);
- /*
- * ONOFF3
- * LDO14 OFF, LDO15 OFF, LGO16 OFF, LDO17 ON,
- * EPWRHOLD OFF, EBATTMON OFF, ELBCNFG2 OFF, ELBCNFG1 OFF
- */
- val[0] = 0x10;
- i2c_write(addr, LP3974_REG_ONOFF3, 1, val, 1);
+ /* LDO11 LVDS: 3.3V */
+ val[0] = max8997_reg_ldo(3300000) | 0xC0;
+ i2c_write(addr, 0x45, 1, val, 1);
- /*
- * ONOFF4
- * EN32kAP ON, EN32kCP ON, ENVICHG ON, ENRAMP ON,
- * RAMP 12mV/us (fastest)
- */
- val[0] = 0xFB;
- i2c_write(addr, LP3974_REG_ONOFF4, 1, val, 1);
+ /* LDO12 VTCAM: 1.8V */
+ val[0] = max8997_reg_ldo(1800000) | 0xC0;
+ i2c_write(addr, 0x46, 1, val, 1);
- /*
- * CHGCNTL1
- * ICHG: 500mA (0x3) / 600mA (0x5)
- * RESTART LEVEL: 100mA (0x1)
- * EOC LEVEL: 30% (0x4) / 25% (0x3) : both 150mA of ICHG
- * Let's start with slower charging mode and let micro usb driver
- * determine whether we can do it fast or not. Thus, using the slower
- * setting...
- */
- val[0] = 0x8B;
- i2c_write(addr, 0xC, 1, val, 1);
+ /* LDO13 VTF: 2.8V */
+ val[0] = max8997_reg_ldo(2800000) | 0xC0;
+ i2c_write(addr, 0x47, 1, val, 1);
- /*
- * CHGCNTL2
- * CHARGER DISABLE: Enable (0x0)
- * TEMP CONTROL: 105C (0x0)
- * BATT SEL: 4.2V (0x0)
- * FULL TIMEOUT: 5hr (0x0)
- * ESAFEOUT2: ON (0x1)
- * ESAFEOUT1: OFF (0x0)
- */
- val[0] = 0x40;
- i2c_write(addr, 0xD, 1, val, 1);
-
- val[0] = 0x0E; /* 1.1V @ DVSARM1(VINT) */
- i2c_write(addr, 0x15, 1, val, 1);
- val[0] = 0x0E; /* 1.1V @ DVSARM2(VINT) */
- i2c_write(addr, 0x16, 1, val, 1);
- val[0] = 0x0E; /* 1.1V @ DVSARM3(VINT) */
- i2c_write(addr, 0x17, 1, val, 1);
- val[0] = 0x0A; /* 1.0V @ DVSARM4(VINT) */
- i2c_write(addr, 0x18, 1, val, 1);
- val[0] = 0x12; /* 1.2V @ DVSINT1(VG3D) */
- i2c_write(addr, 0x19, 1, val, 1);
- val[0] = 0x0E; /* 1.1V @ DVSINT2(VG3D) */
- i2c_write(addr, 0x1A, 1, val, 1);
+ /* LDO14 MOTOR: 3.0V */
+ val[0] = max8997_reg_ldo(3000000) | 0xC0;
+ i2c_write(addr, 0x48, 1, val, 1);
- val[0] = 0x2; /* 1.8V for BUCK3 VCC 1.8V PDA */
- i2c_write(addr, 0x1B, 1, val, 1);
- val[0] = 0x4; /* 1.2V for BUCK4 VMEM 1.2V C210 */
- i2c_write(addr, 0x1C, 1, val, 1);
+ /* LDO15 VTOUCH: 2.8V */
+ val[0] = max8997_reg_ldo(2800000) | 0xC0;
+ i2c_write(addr, 0x49, 1, val, 1);
- /* Use DVSARM1 for VINT */
- gpio_direction_output(&gpio2->x0, 5, 0);
- gpio_direction_output(&gpio2->x0, 6, 0);
- /* Use DVSINT2 for VG3D */
- gpio_direction_output(&gpio1->e2, 0, 1);
+ /* LDO16 CAM_SENSOR: 1.8V */
+ val[0] = max8997_reg_ldo(1800000) | 0xC0;
+ i2c_write(addr, 0x4a, 1, val, 1);
+
+
+ /* LDO18 VTOUCH 2.8V */
+ val[0] = max8997_reg_ldo(2800000) | 0xC0;
+ i2c_write(addr, 0x4c, 1, val, 1);
+
+ /* LDO21 VDDQ: 1.2V */
+ val[0] = max8997_reg_ldo(1200000) | 0xC0;
+ i2c_write(addr, 0x4d, 1, val, 1);
- /*
- * Default level of UVLO.
- * UVLOf = 2.7V (0x3 << 4), UVLOr = 3.1V (0xB)
- * set UVLOf to 2.55V (0 << 4).
- */
- val[0] = 0x2C;
- i2c_write(addr, LP3974_REG_MODCHG, 1, val, 1);
- val[0] = 0x58;
- i2c_write(addr, LP3974_REG_MODCHG, 1, val, 1);
- val[0] = 0xB1;
- i2c_write(addr, LP3974_REG_MODCHG, 1, val, 1);
-
- i2c_read_r(addr, LP3974_REG_UVLO, 1, val, 1);
- val[0] = (val[0] & 0xf) | (0 << 4);
- i2c_write(addr, LP3974_REG_UVLO, 1, val, 1);
-
- val[0] = 0x00;
- i2c_write(addr, LP3974_REG_MODCHG, 1, val, 1);
}
static int poweron_key_check(void)
unsigned char addr, val[2];
addr = 0xCC >> 1;
- if (lp3974_probe())
+ if (max8997_probe())
return 0;
i2c_read_r(addr, LP3974_REG_IRQ3, 1, val, 1);
int tmp;
addr = 0xCC >> 1;
- if (lp3974_probe())
+ if (max8997_probe())
return -1;
/* power_key check */
}
/*
- * charger_en(): set lp3974 pmic's charger mode
+ * charger_en(): set max8997 pmic's charger mode
* enable 0: disable charger
* 600: 600mA
* 500: 500mA
unsigned char addr = 0xCC >> 1; /* LP3974 */
unsigned char val[2];
- if (lp3974_probe())
+ if (max8997_probe())
return;
switch (enable) {
} while (wakeup_stat == 0x04);
}
-static void init_pmic_max8952(void)
-{
- unsigned char addr;
- unsigned char val[2];
-
- addr = 0xC0 >> 1; /* MAX8952 */
- if (max8952_probe())
- return;
-
- /* MODE0: 1.10V: Default */
- val[0] = 33;
- i2c_write(addr, 0x00, 1, val, 1);
- /* MODE1: 1.20V */
- val[0] = 43;
- i2c_write(addr, 0x01, 1, val, 1);
- /* MODE2: 1.05V */
- val[0] = 28;
- i2c_write(addr, 0x02, 1, val, 1);
- /* MODE3: 0.95V */
- val[0] = 18;
- i2c_write(addr, 0x03, 1, val, 1);
-
- /*
- * Note: use the default setting and configure pins high
- * to generate the 1.1V
- */
- /* VARM_OUTPUT_SEL_A / VID_0 / XEINT_3 (GPX0[3]) = default 0 */
- gpio_direction_output(&gpio2->x0, 3, 0);
- /* VARM_OUTPUT_SEL_B / VID_1 / XEINT_4 (GPX0[4]) = default 0 */
- gpio_direction_output(&gpio2->x0, 4, 0);
-
- /* CONTROL: Disable PULL_DOWN */
- val[0] = 0;
- i2c_write(addr, 0x04, 1, val, 1);
-
- /* SYNC: Do Nothing */
- /* RAMP: As Fast As Possible: Default: Do Nothing */
-}
-
#ifdef CONFIG_LCD
void fimd_clk_set(void)
{
projects / kernel / u-boot.git / commitdiff