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+
12 #include <asm/arch/pinmux.h>
13 #include <asm/arch/power.h>
14 #include <asm/arch/mipi_dsim.h>
15 #include <power/pmic.h>
16 #include <power/max77686_pmic.h>
17 #include <power/battery.h>
18 #include <power/max77693_pmic.h>
19 #include <power/max77693_muic.h>
20 #include <power/max77693_fg.h>
24 #include <usb/dwc2_udc.h>
25 #include <usb_mass_storage.h>
27 DECLARE_GLOBAL_DATA_PTR;
29 static unsigned int board_rev = -1;
31 static inline u32 get_model_rev(void);
33 static void check_hw_revision(void)
40 * GPM1[1:0]: MODEL_REV[1:0]
41 * Don't set as pull-none for these N/C pin.
42 * TRM say that it may cause unexcepted state and leakage current.
43 * and pull-none is only for output function.
45 for (i = 0; i < 2; i++) {
46 int pin = i + EXYNOS4X12_GPIO_M10;
48 sprintf(str, "model_rev%d", i);
49 gpio_request(pin, str);
50 gpio_cfg_pin(pin, S5P_GPIO_INPUT);
53 /* GPM1[5:2]: HW_REV[3:0] */
54 for (i = 0; i < 4; i++) {
55 int pin = i + EXYNOS4X12_GPIO_M12;
57 sprintf(str, "hw_rev%d", i);
58 gpio_request(pin, str);
59 gpio_cfg_pin(pin, S5P_GPIO_INPUT);
60 gpio_set_pull(pin, S5P_GPIO_PULL_NONE);
63 /* GPM1[1:0]: MODEL_REV[1:0] */
64 for (i = 0; i < 2; i++)
65 modelrev |= (gpio_get_value(EXYNOS4X12_GPIO_M10 + i) << i);
67 /* board_rev[15:8] = model */
68 board_rev = modelrev << 8;
71 u32 get_board_rev(void)
76 static inline u32 get_model_rev(void)
78 return (board_rev >> 8) & 0xff;
81 static void board_external_gpio_init(void)
84 * some pins which in alive block are connected with external pull-up
85 * but it's default setting is pull-down.
86 * if that pin set as input then that floated
89 gpio_set_pull(EXYNOS4X12_GPIO_X02, S5P_GPIO_PULL_NONE); /* PS_ALS_INT */
90 gpio_set_pull(EXYNOS4X12_GPIO_X04, S5P_GPIO_PULL_NONE); /* TSP_nINT */
91 gpio_set_pull(EXYNOS4X12_GPIO_X07, S5P_GPIO_PULL_NONE); /* AP_PMIC_IRQ*/
92 gpio_set_pull(EXYNOS4X12_GPIO_X15, S5P_GPIO_PULL_NONE); /* IF_PMIC_IRQ*/
93 gpio_set_pull(EXYNOS4X12_GPIO_X20, S5P_GPIO_PULL_NONE); /* VOL_UP */
94 gpio_set_pull(EXYNOS4X12_GPIO_X21, S5P_GPIO_PULL_NONE); /* VOL_DOWN */
95 gpio_set_pull(EXYNOS4X12_GPIO_X23, S5P_GPIO_PULL_NONE); /* FUEL_ALERT */
96 gpio_set_pull(EXYNOS4X12_GPIO_X24, S5P_GPIO_PULL_NONE); /* ADC_INT */
97 gpio_set_pull(EXYNOS4X12_GPIO_X27, S5P_GPIO_PULL_NONE); /* nPOWER */
98 gpio_set_pull(EXYNOS4X12_GPIO_X30, S5P_GPIO_PULL_NONE); /* WPC_INT */
99 gpio_set_pull(EXYNOS4X12_GPIO_X35, S5P_GPIO_PULL_NONE); /* OK_KEY */
100 gpio_set_pull(EXYNOS4X12_GPIO_X37, S5P_GPIO_PULL_NONE); /* HDMI_HPD */
103 #ifdef CONFIG_SYS_I2C_SOFT
104 int get_soft_i2c_scl_pin(void)
107 return EXYNOS4X12_GPIO_M21; /* I2C9 */
109 return EXYNOS4X12_GPIO_F14; /* I2C8 */
112 int get_soft_i2c_sda_pin(void)
115 return EXYNOS4X12_GPIO_M20; /* I2C9 */
117 return EXYNOS4X12_GPIO_F15; /* I2C8 */
121 int exynos_early_init_f(void)
123 board_external_gpio_init();
128 int exynos_init(void)
130 struct exynos4_power *pwr =
131 (struct exynos4_power *)samsung_get_base_power();
134 printf("HW Revision:\t0x%04x\n", board_rev);
137 * First bootloader on the TRATS2 platform uses
138 * INFORM4 and INFORM5 registers for recovery
140 * To indicate correct boot chain - those two
141 * registers must be cleared out
143 writel(0, &pwr->inform4);
144 writel(0, &pwr->inform5);
149 int exynos_power_init(void)
151 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
153 struct power_battery *pb;
154 struct pmic *p_chrg, *p_muic, *p_fg, *p_bat;
156 pmic_init(I2C_7); /* I2C adapter 7 - bus name s3c24x0_7 */
157 pmic_init_max77686();
158 pmic_init_max77693(I2C_10); /* I2C adapter 10 - bus name soft1 */
159 power_muic_init(I2C_10); /* I2C adapter 10 - bus name soft1 */
160 power_fg_init(I2C_9); /* I2C adapter 9 - bus name soft0 */
163 p_chrg = pmic_get("MAX77693_PMIC");
165 puts("MAX77693_PMIC: Not found\n");
169 p_muic = pmic_get("MAX77693_MUIC");
171 puts("MAX77693_MUIC: Not found\n");
175 p_fg = pmic_get("MAX77693_FG");
177 puts("MAX17042_FG: Not found\n");
181 if (p_chrg->chrg->chrg_bat_present(p_chrg) == 0)
182 puts("No battery detected\n");
184 p_bat = pmic_get("BAT_TRATS2");
186 puts("BAT_TRATS2: Not found\n");
190 p_fg->parent = p_bat;
191 p_chrg->parent = p_bat;
192 p_muic->parent = p_bat;
194 p_bat->pbat->battery_init(p_bat, p_fg, p_chrg, p_muic);
197 chrg = p_muic->chrg->chrg_type(p_muic);
198 debug("CHARGER TYPE: %d\n", chrg);
200 if (!p_chrg->chrg->chrg_bat_present(p_chrg)) {
201 puts("No battery detected\n");
205 p_fg->fg->fg_battery_check(p_fg, p_bat);
207 if (pb->bat->state == CHARGE && chrg == CHARGER_USB)
208 puts("CHARGE Battery !\n");
213 #ifdef CONFIG_USB_GADGET
214 static int s5pc210_phy_control(int on)
216 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
219 struct pmic *p, *p_pmic, *p_muic;
221 p_pmic = pmic_get("MAX77686_PMIC");
225 if (pmic_probe(p_pmic))
228 p_muic = pmic_get("MAX77693_MUIC");
232 if (pmic_probe(p_muic))
236 ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_ON);
240 p = pmic_get("MAX77693_PMIC");
248 ret = pmic_reg_read(p, MAX77693_SAFEOUT, &val);
252 val |= MAX77693_ENSAFEOUT1;
253 ret = pmic_reg_write(p, MAX77693_SAFEOUT, val);
258 ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
259 MAX77693_MUIC_CTRL1_DN1DP2);
262 ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_LPM);
267 ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
268 MAX77693_MUIC_CTRL1_UT1UR2);
277 struct dwc2_plat_otg_data s5pc210_otg_data = {
278 .phy_control = s5pc210_phy_control,
279 .regs_phy = EXYNOS4X12_USBPHY_BASE,
280 .regs_otg = EXYNOS4X12_USBOTG_BASE,
281 .usb_phy_ctrl = EXYNOS4X12_USBPHY_CONTROL,
282 .usb_flags = PHY0_SLEEP,
285 int board_usb_init(int index, enum usb_init_type init)
287 debug("USB_udc_probe\n");
288 return dwc2_udc_probe(&s5pc210_otg_data);
291 int g_dnl_board_usb_cable_connected(void)
293 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
294 struct pmic *muic = pmic_get("MAX77693_MUIC");
298 return !!muic->chrg->chrg_type(muic);
305 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
306 static int pmic_init_max77686(void)
308 struct pmic *p = pmic_get("MAX77686_PMIC");
313 /* BUCK/LDO Output Voltage */
314 max77686_set_ldo_voltage(p, 21, 2800000); /* LDO21 VTF_2.8V */
315 max77686_set_ldo_voltage(p, 23, 3300000); /* LDO23 TSP_AVDD_3.3V*/
316 max77686_set_ldo_voltage(p, 24, 1800000); /* LDO24 TSP_VDD_1.8V */
318 /* BUCK/LDO Output Mode */
319 max77686_set_buck_mode(p, 1, OPMODE_STANDBY); /* BUCK1 VMIF_1.1V_AP */
320 max77686_set_buck_mode(p, 2, OPMODE_ON); /* BUCK2 VARM_1.0V_AP */
321 max77686_set_buck_mode(p, 3, OPMODE_ON); /* BUCK3 VINT_1.0V_AP */
322 max77686_set_buck_mode(p, 4, OPMODE_ON); /* BUCK4 VG3D_1.0V_AP */
323 max77686_set_buck_mode(p, 5, OPMODE_ON); /* BUCK5 VMEM_1.2V_AP */
324 max77686_set_buck_mode(p, 6, OPMODE_ON); /* BUCK6 VCC_SUB_1.35V*/
325 max77686_set_buck_mode(p, 7, OPMODE_ON); /* BUCK7 VCC_SUB_2.0V */
326 max77686_set_buck_mode(p, 8, OPMODE_OFF); /* VMEM_VDDF_2.85V */
327 max77686_set_buck_mode(p, 9, OPMODE_OFF); /* CAM_ISP_CORE_1.2V*/
329 max77686_set_ldo_mode(p, 1, OPMODE_LPM); /* LDO1 VALIVE_1.0V_AP*/
330 max77686_set_ldo_mode(p, 2, OPMODE_STANDBY); /* LDO2 VM1M2_1.2V_AP */
331 max77686_set_ldo_mode(p, 3, OPMODE_LPM); /* LDO3 VCC_1.8V_AP */
332 max77686_set_ldo_mode(p, 4, OPMODE_LPM); /* LDO4 VCC_2.8V_AP */
333 max77686_set_ldo_mode(p, 5, OPMODE_OFF); /* LDO5_VCC_1.8V_IO */
334 max77686_set_ldo_mode(p, 6, OPMODE_STANDBY); /* LDO6 VMPLL_1.0V_AP */
335 max77686_set_ldo_mode(p, 7, OPMODE_STANDBY); /* LDO7 VPLL_1.0V_AP */
336 max77686_set_ldo_mode(p, 8, OPMODE_LPM); /* LDO8 VMIPI_1.0V_AP */
337 max77686_set_ldo_mode(p, 9, OPMODE_OFF); /* CAM_ISP_MIPI_1.2*/
338 max77686_set_ldo_mode(p, 10, OPMODE_LPM); /* LDO10 VMIPI_1.8V_AP*/
339 max77686_set_ldo_mode(p, 11, OPMODE_STANDBY); /* LDO11 VABB1_1.8V_AP*/
340 max77686_set_ldo_mode(p, 12, OPMODE_LPM); /* LDO12 VUOTG_3.0V_AP*/
341 max77686_set_ldo_mode(p, 13, OPMODE_OFF); /* LDO13 VC2C_1.8V_AP */
342 max77686_set_ldo_mode(p, 14, OPMODE_STANDBY); /* VABB02_1.8V_AP */
343 max77686_set_ldo_mode(p, 15, OPMODE_STANDBY); /* LDO15 VHSIC_1.0V_AP*/
344 max77686_set_ldo_mode(p, 16, OPMODE_STANDBY); /* LDO16 VHSIC_1.8V_AP*/
345 max77686_set_ldo_mode(p, 17, OPMODE_OFF); /* CAM_SENSOR_CORE_1.2*/
346 max77686_set_ldo_mode(p, 18, OPMODE_OFF); /* CAM_ISP_SEN_IO_1.8V*/
347 max77686_set_ldo_mode(p, 19, OPMODE_OFF); /* LDO19 VT_CAM_1.8V */
348 max77686_set_ldo_mode(p, 20, OPMODE_ON); /* LDO20 VDDQ_PRE_1.8V*/
349 max77686_set_ldo_mode(p, 21, OPMODE_OFF); /* LDO21 VTF_2.8V */
350 max77686_set_ldo_mode(p, 22, OPMODE_OFF); /* LDO22 VMEM_VDD_2.8V*/
351 max77686_set_ldo_mode(p, 23, OPMODE_OFF); /* LDO23 TSP_AVDD_3.3V*/
352 max77686_set_ldo_mode(p, 24, OPMODE_OFF); /* LDO24 TSP_VDD_1.8V */
353 max77686_set_ldo_mode(p, 25, OPMODE_OFF); /* LDO25 VCC_3.3V_LCD */
354 max77686_set_ldo_mode(p, 26, OPMODE_OFF); /*LDO26 VCC_3.0V_MOTOR*/
367 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
368 struct pmic *p = pmic_get("MAX77686_PMIC");
370 /* LDO8 VMIPI_1.0V_AP */
371 max77686_set_ldo_mode(p, 8, OPMODE_ON);
372 /* LDO10 VMIPI_1.8V_AP */
373 max77686_set_ldo_mode(p, 10, OPMODE_ON);
379 void exynos_lcd_power_on(void)
381 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
382 struct pmic *p = pmic_get("MAX77686_PMIC");
384 /* LCD_2.2V_EN: GPC0[1] */
385 gpio_request(EXYNOS4X12_GPIO_C01, "lcd_2v2_en");
386 gpio_set_pull(EXYNOS4X12_GPIO_C01, S5P_GPIO_PULL_UP);
387 gpio_direction_output(EXYNOS4X12_GPIO_C01, 1);
389 /* LDO25 VCC_3.1V_LCD */
391 max77686_set_ldo_voltage(p, 25, 3100000);
392 max77686_set_ldo_mode(p, 25, OPMODE_LPM);
396 void exynos_reset_lcd(void)
399 gpio_request(EXYNOS4X12_GPIO_F21, "lcd_reset");
400 gpio_direction_output(EXYNOS4X12_GPIO_F21, 0);
402 gpio_set_value(EXYNOS4X12_GPIO_F21, 1);
405 void exynos_lcd_misc_init(vidinfo_t *vid)
408 get_tizen_logo_info(vid);
410 #ifdef CONFIG_S6E8AX0