2 * Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
3 * Sanghee Kim <sh0130.kim@samsung.com>
4 * Piotr Wilczek <p.wilczek@samsung.com>
6 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/arch/pinmux.h>
12 #include <asm/arch/power.h>
13 #include <asm/arch/mipi_dsim.h>
14 #include <power/pmic.h>
15 #include <power/max77686_pmic.h>
16 #include <power/battery.h>
17 #include <power/max77693_pmic.h>
18 #include <power/max77693_muic.h>
19 #include <power/max77693_fg.h>
23 #include <usb/s3c_udc.h>
24 #include <usb_mass_storage.h>
26 DECLARE_GLOBAL_DATA_PTR
;
28 static unsigned int board_rev
= -1;
30 static inline u32
get_model_rev(void);
32 static void check_hw_revision(void)
38 * GPM1[1:0]: MODEL_REV[1:0]
39 * Don't set as pull-none for these N/C pin.
40 * TRM say that it may cause unexcepted state and leakage current.
41 * and pull-none is only for output function.
43 for (i
= EXYNOS4X12_GPIO_M10
; i
< EXYNOS4X12_GPIO_M12
; i
++)
44 gpio_cfg_pin(i
, S5P_GPIO_INPUT
);
46 /* GPM1[5:2]: HW_REV[3:0] */
47 for (i
= EXYNOS4X12_GPIO_M12
; i
< EXYNOS4X12_GPIO_M16
; i
++) {
48 gpio_cfg_pin(i
, S5P_GPIO_INPUT
);
49 gpio_set_pull(i
, S5P_GPIO_PULL_NONE
);
52 /* GPM1[1:0]: MODEL_REV[1:0] */
53 for (i
= 0; i
< 2; i
++)
54 modelrev
|= (gpio_get_value(EXYNOS4X12_GPIO_M10
+ i
) << i
);
56 /* board_rev[15:8] = model */
57 board_rev
= modelrev
<< 8;
60 u32
get_board_rev(void)
65 static inline u32
get_model_rev(void)
67 return (board_rev
>> 8) & 0xff;
70 static void board_external_gpio_init(void)
73 * some pins which in alive block are connected with external pull-up
74 * but it's default setting is pull-down.
75 * if that pin set as input then that floated
78 gpio_set_pull(EXYNOS4X12_GPIO_X02
, S5P_GPIO_PULL_NONE
); /* PS_ALS_INT */
79 gpio_set_pull(EXYNOS4X12_GPIO_X04
, S5P_GPIO_PULL_NONE
); /* TSP_nINT */
80 gpio_set_pull(EXYNOS4X12_GPIO_X07
, S5P_GPIO_PULL_NONE
); /* AP_PMIC_IRQ*/
81 gpio_set_pull(EXYNOS4X12_GPIO_X15
, S5P_GPIO_PULL_NONE
); /* IF_PMIC_IRQ*/
82 gpio_set_pull(EXYNOS4X12_GPIO_X20
, S5P_GPIO_PULL_NONE
); /* VOL_UP */
83 gpio_set_pull(EXYNOS4X12_GPIO_X21
, S5P_GPIO_PULL_NONE
); /* VOL_DOWN */
84 gpio_set_pull(EXYNOS4X12_GPIO_X23
, S5P_GPIO_PULL_NONE
); /* FUEL_ALERT */
85 gpio_set_pull(EXYNOS4X12_GPIO_X24
, S5P_GPIO_PULL_NONE
); /* ADC_INT */
86 gpio_set_pull(EXYNOS4X12_GPIO_X27
, S5P_GPIO_PULL_NONE
); /* nPOWER */
87 gpio_set_pull(EXYNOS4X12_GPIO_X30
, S5P_GPIO_PULL_NONE
); /* WPC_INT */
88 gpio_set_pull(EXYNOS4X12_GPIO_X35
, S5P_GPIO_PULL_NONE
); /* OK_KEY */
89 gpio_set_pull(EXYNOS4X12_GPIO_X37
, S5P_GPIO_PULL_NONE
); /* HDMI_HPD */
92 #ifdef CONFIG_SYS_I2C_INIT_BOARD
93 static void board_init_i2c(void)
98 err
= exynos_pinmux_config(PERIPH_ID_I2C7
, PINMUX_FLAG_NONE
);
100 debug("I2C%d not configured\n", (I2C_7
));
105 gpio_direction_output(EXYNOS4X12_GPIO_F14
, 1);
106 gpio_direction_output(EXYNOS4X12_GPIO_F15
, 1);
109 gpio_direction_output(EXYNOS4X12_GPIO_M21
, 1);
110 gpio_direction_output(EXYNOS4X12_GPIO_M20
, 1);
114 #ifdef CONFIG_SYS_I2C_SOFT
115 int get_soft_i2c_scl_pin(void)
118 return EXYNOS4X12_GPIO_M21
; /* I2C9 */
120 return EXYNOS4X12_GPIO_F14
; /* I2C8 */
123 int get_soft_i2c_sda_pin(void)
126 return EXYNOS4X12_GPIO_M20
; /* I2C9 */
128 return EXYNOS4X12_GPIO_F15
; /* I2C8 */
132 int exynos_early_init_f(void)
134 board_external_gpio_init();
139 static int pmic_init_max77686(void);
141 int exynos_init(void)
143 struct exynos4_power
*pwr
=
144 (struct exynos4_power
*)samsung_get_base_power();
147 printf("HW Revision:\t0x%04x\n", board_rev
);
150 * First bootloader on the TRATS2 platform uses
151 * INFORM4 and INFORM5 registers for recovery
153 * To indicate correct boot chain - those two
154 * registers must be cleared out
156 writel(0, &pwr
->inform4
);
157 writel(0, &pwr
->inform5
);
162 int exynos_power_init(void)
165 struct power_battery
*pb
;
166 struct pmic
*p_chrg
, *p_muic
, *p_fg
, *p_bat
;
168 #ifdef CONFIG_SYS_I2C_INIT_BOARD
171 pmic_init(I2C_7
); /* I2C adapter 7 - bus name s3c24x0_7 */
172 pmic_init_max77686();
173 pmic_init_max77693(I2C_10
); /* I2C adapter 10 - bus name soft1 */
174 power_muic_init(I2C_10
); /* I2C adapter 10 - bus name soft1 */
175 power_fg_init(I2C_9
); /* I2C adapter 9 - bus name soft0 */
178 p_chrg
= pmic_get("MAX77693_PMIC");
180 puts("MAX77693_PMIC: Not found\n");
184 p_muic
= pmic_get("MAX77693_MUIC");
186 puts("MAX77693_MUIC: Not found\n");
190 p_fg
= pmic_get("MAX77693_FG");
192 puts("MAX17042_FG: Not found\n");
196 if (p_chrg
->chrg
->chrg_bat_present(p_chrg
) == 0)
197 puts("No battery detected\n");
199 p_bat
= pmic_get("BAT_TRATS2");
201 puts("BAT_TRATS2: Not found\n");
205 p_fg
->parent
= p_bat
;
206 p_chrg
->parent
= p_bat
;
207 p_muic
->parent
= p_bat
;
209 p_bat
->pbat
->battery_init(p_bat
, p_fg
, p_chrg
, p_muic
);
212 chrg
= p_muic
->chrg
->chrg_type(p_muic
);
213 debug("CHARGER TYPE: %d\n", chrg
);
215 if (!p_chrg
->chrg
->chrg_bat_present(p_chrg
)) {
216 puts("No battery detected\n");
220 p_fg
->fg
->fg_battery_check(p_fg
, p_bat
);
222 if (pb
->bat
->state
== CHARGE
&& chrg
== CHARGER_USB
)
223 puts("CHARGE Battery !\n");
228 #ifdef CONFIG_USB_GADGET
229 static int s5pc210_phy_control(int on
)
233 struct pmic
*p
, *p_pmic
, *p_muic
;
235 p_pmic
= pmic_get("MAX77686_PMIC");
239 if (pmic_probe(p_pmic
))
242 p_muic
= pmic_get("MAX77693_MUIC");
246 if (pmic_probe(p_muic
))
250 ret
= max77686_set_ldo_mode(p_pmic
, 12, OPMODE_ON
);
254 p
= pmic_get("MAX77693_PMIC");
262 ret
= pmic_reg_read(p
, MAX77693_SAFEOUT
, &val
);
266 val
|= MAX77693_ENSAFEOUT1
;
267 ret
= pmic_reg_write(p
, MAX77693_SAFEOUT
, val
);
272 ret
= pmic_reg_write(p_muic
, MAX77693_MUIC_CONTROL1
,
273 MAX77693_MUIC_CTRL1_DN1DP2
);
276 ret
= max77686_set_ldo_mode(p_pmic
, 12, OPMODE_LPM
);
281 ret
= pmic_reg_write(p_muic
, MAX77693_MUIC_CONTROL1
,
282 MAX77693_MUIC_CTRL1_UT1UR2
);
291 struct s3c_plat_otg_data s5pc210_otg_data
= {
292 .phy_control
= s5pc210_phy_control
,
293 .regs_phy
= EXYNOS4X12_USBPHY_BASE
,
294 .regs_otg
= EXYNOS4X12_USBOTG_BASE
,
295 .usb_phy_ctrl
= EXYNOS4X12_USBPHY_CONTROL
,
296 .usb_flags
= PHY0_SLEEP
,
299 int board_usb_init(int index
, enum usb_init_type init
)
301 debug("USB_udc_probe\n");
302 return s3c_udc_probe(&s5pc210_otg_data
);
305 #ifdef CONFIG_USB_CABLE_CHECK
306 int usb_cable_connected(void)
308 struct pmic
*muic
= pmic_get("MAX77693_MUIC");
312 return !!muic
->chrg
->chrg_type(muic
);
317 static int pmic_init_max77686(void)
319 struct pmic
*p
= pmic_get("MAX77686_PMIC");
324 /* BUCK/LDO Output Voltage */
325 max77686_set_ldo_voltage(p
, 21, 2800000); /* LDO21 VTF_2.8V */
326 max77686_set_ldo_voltage(p
, 23, 3300000); /* LDO23 TSP_AVDD_3.3V*/
327 max77686_set_ldo_voltage(p
, 24, 1800000); /* LDO24 TSP_VDD_1.8V */
329 /* BUCK/LDO Output Mode */
330 max77686_set_buck_mode(p
, 1, OPMODE_STANDBY
); /* BUCK1 VMIF_1.1V_AP */
331 max77686_set_buck_mode(p
, 2, OPMODE_ON
); /* BUCK2 VARM_1.0V_AP */
332 max77686_set_buck_mode(p
, 3, OPMODE_ON
); /* BUCK3 VINT_1.0V_AP */
333 max77686_set_buck_mode(p
, 4, OPMODE_ON
); /* BUCK4 VG3D_1.0V_AP */
334 max77686_set_buck_mode(p
, 5, OPMODE_ON
); /* BUCK5 VMEM_1.2V_AP */
335 max77686_set_buck_mode(p
, 6, OPMODE_ON
); /* BUCK6 VCC_SUB_1.35V*/
336 max77686_set_buck_mode(p
, 7, OPMODE_ON
); /* BUCK7 VCC_SUB_2.0V */
337 max77686_set_buck_mode(p
, 8, OPMODE_OFF
); /* VMEM_VDDF_2.85V */
338 max77686_set_buck_mode(p
, 9, OPMODE_OFF
); /* CAM_ISP_CORE_1.2V*/
340 max77686_set_ldo_mode(p
, 1, OPMODE_LPM
); /* LDO1 VALIVE_1.0V_AP*/
341 max77686_set_ldo_mode(p
, 2, OPMODE_STANDBY
); /* LDO2 VM1M2_1.2V_AP */
342 max77686_set_ldo_mode(p
, 3, OPMODE_LPM
); /* LDO3 VCC_1.8V_AP */
343 max77686_set_ldo_mode(p
, 4, OPMODE_LPM
); /* LDO4 VCC_2.8V_AP */
344 max77686_set_ldo_mode(p
, 5, OPMODE_OFF
); /* LDO5_VCC_1.8V_IO */
345 max77686_set_ldo_mode(p
, 6, OPMODE_STANDBY
); /* LDO6 VMPLL_1.0V_AP */
346 max77686_set_ldo_mode(p
, 7, OPMODE_STANDBY
); /* LDO7 VPLL_1.0V_AP */
347 max77686_set_ldo_mode(p
, 8, OPMODE_LPM
); /* LDO8 VMIPI_1.0V_AP */
348 max77686_set_ldo_mode(p
, 9, OPMODE_OFF
); /* CAM_ISP_MIPI_1.2*/
349 max77686_set_ldo_mode(p
, 10, OPMODE_LPM
); /* LDO10 VMIPI_1.8V_AP*/
350 max77686_set_ldo_mode(p
, 11, OPMODE_STANDBY
); /* LDO11 VABB1_1.8V_AP*/
351 max77686_set_ldo_mode(p
, 12, OPMODE_LPM
); /* LDO12 VUOTG_3.0V_AP*/
352 max77686_set_ldo_mode(p
, 13, OPMODE_OFF
); /* LDO13 VC2C_1.8V_AP */
353 max77686_set_ldo_mode(p
, 14, OPMODE_STANDBY
); /* VABB02_1.8V_AP */
354 max77686_set_ldo_mode(p
, 15, OPMODE_STANDBY
); /* LDO15 VHSIC_1.0V_AP*/
355 max77686_set_ldo_mode(p
, 16, OPMODE_STANDBY
); /* LDO16 VHSIC_1.8V_AP*/
356 max77686_set_ldo_mode(p
, 17, OPMODE_OFF
); /* CAM_SENSOR_CORE_1.2*/
357 max77686_set_ldo_mode(p
, 18, OPMODE_OFF
); /* CAM_ISP_SEN_IO_1.8V*/
358 max77686_set_ldo_mode(p
, 19, OPMODE_OFF
); /* LDO19 VT_CAM_1.8V */
359 max77686_set_ldo_mode(p
, 20, OPMODE_ON
); /* LDO20 VDDQ_PRE_1.8V*/
360 max77686_set_ldo_mode(p
, 21, OPMODE_OFF
); /* LDO21 VTF_2.8V */
361 max77686_set_ldo_mode(p
, 22, OPMODE_OFF
); /* LDO22 VMEM_VDD_2.8V*/
362 max77686_set_ldo_mode(p
, 23, OPMODE_OFF
); /* LDO23 TSP_AVDD_3.3V*/
363 max77686_set_ldo_mode(p
, 24, OPMODE_OFF
); /* LDO24 TSP_VDD_1.8V */
364 max77686_set_ldo_mode(p
, 25, OPMODE_OFF
); /* LDO25 VCC_3.3V_LCD */
365 max77686_set_ldo_mode(p
, 26, OPMODE_OFF
); /*LDO26 VCC_3.0V_MOTOR*/
377 struct pmic
*p
= pmic_get("MAX77686_PMIC");
379 /* LDO8 VMIPI_1.0V_AP */
380 max77686_set_ldo_mode(p
, 8, OPMODE_ON
);
381 /* LDO10 VMIPI_1.8V_AP */
382 max77686_set_ldo_mode(p
, 10, OPMODE_ON
);
387 void exynos_lcd_power_on(void)
389 struct pmic
*p
= pmic_get("MAX77686_PMIC");
391 /* LCD_2.2V_EN: GPC0[1] */
392 gpio_set_pull(EXYNOS4X12_GPIO_C01
, S5P_GPIO_PULL_UP
);
393 gpio_direction_output(EXYNOS4X12_GPIO_C01
, 1);
395 /* LDO25 VCC_3.1V_LCD */
397 max77686_set_ldo_voltage(p
, 25, 3100000);
398 max77686_set_ldo_mode(p
, 25, OPMODE_LPM
);
401 void exynos_reset_lcd(void)
404 gpio_direction_output(EXYNOS4X12_GPIO_F21
, 0);
406 gpio_set_value(EXYNOS4X12_GPIO_F21
, 1);
409 void exynos_lcd_misc_init(vidinfo_t
*vid
)
412 get_tizen_logo_info(vid
);
414 #ifdef CONFIG_S6E8AX0