/* * arch/arm/mach-tegra/board-cardhu-pm298-power-rails.c * * Copyright (C) 2011 NVIDIA, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA * 02111-1307, USA */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "gpio-names.h" #include "board.h" #include "board-cardhu.h" #include "power.h" #include "wakeups-t3.h" #include "mach/tsensor.h" #define PMC_CTRL 0x0 #define PMC_CTRL_INTR_LOW BIT(17) static struct regulator_consumer_supply max77663_sd0_supply[] = { REGULATOR_SUPPLY("vdd_cpu_pmu", NULL), REGULATOR_SUPPLY("vdd_cpu", NULL), REGULATOR_SUPPLY("vdd_sys", NULL), }; static struct regulator_consumer_supply max77663_sd1_supply[] = { REGULATOR_SUPPLY("vdd_core", NULL), REGULATOR_SUPPLY("en_vddio_ddr_1v2", NULL), }; static struct regulator_consumer_supply max77663_sd2_supply[] = { REGULATOR_SUPPLY("avdd_hdmi_pll", NULL), REGULATOR_SUPPLY("avdd_usb_pll", NULL), REGULATOR_SUPPLY("avdd_osc", NULL), REGULATOR_SUPPLY("vdd1v8_satelite", NULL), REGULATOR_SUPPLY("vddio_uart", NULL), REGULATOR_SUPPLY("pwrdet_uart", NULL), REGULATOR_SUPPLY("vddio_audio", NULL), REGULATOR_SUPPLY("pwrdet_audio", NULL), REGULATOR_SUPPLY("vddio_bb", NULL), REGULATOR_SUPPLY("pwrdet_bb", NULL), REGULATOR_SUPPLY("vddio_lcd_pmu", NULL), REGULATOR_SUPPLY("pwrdet_lcd", NULL), REGULATOR_SUPPLY("vddio_cam", NULL), REGULATOR_SUPPLY("pwrdet_cam", NULL), REGULATOR_SUPPLY("vddio_vi", NULL), REGULATOR_SUPPLY("pwrdet_vi", NULL), REGULATOR_SUPPLY("ldo6", NULL), REGULATOR_SUPPLY("ldo7", NULL), REGULATOR_SUPPLY("ldo8", NULL), REGULATOR_SUPPLY("vcore_audio", NULL), REGULATOR_SUPPLY("avcore_audio", NULL), REGULATOR_SUPPLY("vddio_sdmmc", "sdhci-tegra.2"), REGULATOR_SUPPLY("pwrdet_sdmmc3", NULL), REGULATOR_SUPPLY("vcore1_lpddr2", NULL), REGULATOR_SUPPLY("vcom_1v8", NULL), REGULATOR_SUPPLY("pmuio_1v8", NULL), REGULATOR_SUPPLY("avdd_ic_usb", NULL), REGULATOR_SUPPLY("vdd_gen1v8", NULL), }; static struct regulator_consumer_supply max77663_sd3_supply[] = { REGULATOR_SUPPLY("vdd_gen1v5", NULL), REGULATOR_SUPPLY("vcore_lcd", NULL), REGULATOR_SUPPLY("track_ldo1", NULL), REGULATOR_SUPPLY("external_ldo_1v2", NULL), REGULATOR_SUPPLY("vcore_cam1", NULL), REGULATOR_SUPPLY("vcore_cam2", NULL), REGULATOR_SUPPLY("avdd_pexb", NULL), REGULATOR_SUPPLY("vdd_pexb", NULL), REGULATOR_SUPPLY("avdd_pex_pll", NULL), REGULATOR_SUPPLY("avdd_pexa", NULL), REGULATOR_SUPPLY("vdd_pexa", NULL), REGULATOR_SUPPLY("vcom_1v2", NULL), REGULATOR_SUPPLY("vdio_hsic", NULL), }; static struct regulator_consumer_supply max77663_ldo0_supply[] = { REGULATOR_SUPPLY("vdd_ddr_hs", NULL), }; static struct regulator_consumer_supply max77663_ldo1_supply[] = { REGULATOR_SUPPLY("avdd_plla_p_c_s", NULL), REGULATOR_SUPPLY("avdd_pllm", NULL), REGULATOR_SUPPLY("avdd_pllu_d", NULL), REGULATOR_SUPPLY("avdd_pllu_d2", NULL), REGULATOR_SUPPLY("avdd_pllx", NULL), }; static struct regulator_consumer_supply max77663_ldo2_supply[] = { REGULATOR_SUPPLY("avdd_dsi_csi", NULL), REGULATOR_SUPPLY("pwrdet_mipi", NULL), }; static struct regulator_consumer_supply max77663_ldo3_supply[] = { REGULATOR_SUPPLY("vddio_sdmmc", "sdhci-tegra.3"), REGULATOR_SUPPLY("pwrdet_sdmmc4", NULL), }; static struct regulator_consumer_supply max77663_ldo4_supply[] = { REGULATOR_SUPPLY("vdd_rtc", NULL), }; static struct regulator_consumer_supply max77663_ldo5_supply[] = { REGULATOR_SUPPLY("vddio_sdmmc", "sdhci-tegra.0"), REGULATOR_SUPPLY("pwrdet_sdmmc1", NULL), }; static struct regulator_consumer_supply max77663_ldo6_supply[] = { REGULATOR_SUPPLY("vddio_sys", NULL), }; static struct regulator_consumer_supply max77663_ldo7_supply[] = { REGULATOR_SUPPLY("unused_ldo7", NULL), }; static struct regulator_consumer_supply max77663_ldo8_supply[] = { REGULATOR_SUPPLY("vcore_mmc", NULL), }; static struct max77663_regulator_fps_cfg max77663_fps_cfgs[] = { { .src = FPS_SRC_0, .en_src = FPS_EN_SRC_EN0, .time_period = FPS_TIME_PERIOD_DEF, }, { .src = FPS_SRC_1, .en_src = FPS_EN_SRC_EN1, .time_period = FPS_TIME_PERIOD_DEF, }, { .src = FPS_SRC_2, .en_src = FPS_EN_SRC_EN0, .time_period = FPS_TIME_PERIOD_DEF, }, }; #define MAX77663_PDATA_INIT(_id, _min_uV, _max_uV, _supply_reg, \ _always_on, _boot_on, _apply_uV, \ _init_apply, _init_enable, _init_uV, \ _fps_src, _fps_pu_period, _fps_pd_period, _flags) \ static struct max77663_regulator_platform_data max77663_regulator_pdata_##_id = \ { \ .init_data = { \ .constraints = { \ .min_uV = _min_uV, \ .max_uV = _max_uV, \ .valid_modes_mask = (REGULATOR_MODE_NORMAL | \ REGULATOR_MODE_STANDBY), \ .valid_ops_mask = (REGULATOR_CHANGE_MODE | \ REGULATOR_CHANGE_STATUS | \ REGULATOR_CHANGE_VOLTAGE), \ .always_on = _always_on, \ .boot_on = _boot_on, \ .apply_uV = _apply_uV, \ }, \ .num_consumer_supplies = \ ARRAY_SIZE(max77663_##_id##_supply), \ .consumer_supplies = max77663_##_id##_supply, \ .supply_regulator = _supply_reg, \ }, \ .init_apply = _init_apply, \ .init_enable = _init_enable, \ .init_uV = _init_uV, \ .fps_src = _fps_src, \ .fps_pu_period = _fps_pu_period, \ .fps_pd_period = _fps_pd_period, \ .fps_cfgs = max77663_fps_cfgs, \ .flags = _flags, \ } MAX77663_PDATA_INIT(sd0, 600000, 3387500, NULL, 1, 0, 0, 0, 0, -1, FPS_SRC_NONE, -1, -1, EN2_CTRL_SD0 | SD_FSRADE_DISABLE); MAX77663_PDATA_INIT(sd1, 800000, 1587500, NULL, 1, 0, 0, 1, 1, -1, FPS_SRC_1, -1, -1, SD_FSRADE_DISABLE); MAX77663_PDATA_INIT(sd2, 600000, 3387500, NULL, 1, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(sd3, 600000, 3387500, NULL, 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo0, 800000, 2350000, max77663_rails(sd2), 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo1, 800000, 2350000, max77663_rails(sd2), 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo2, 800000, 3950000, max77663_rails(sd2), 0, 0, 0, 0, 0, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo3, 800000, 3950000, NULL, 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo4, 800000, 1587500, NULL, 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo5, 800000, 3950000, NULL, 0, 0, 0, 0, 0, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo6, 800000, 3950000, NULL, 1, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo7, 800000, 3950000, NULL, 0, 0, 0, 0, 0, -1, FPS_SRC_NONE, -1, -1, 0); MAX77663_PDATA_INIT(ldo8, 800000, 3950000, NULL, 0, 0, 0, 1, 1, -1, FPS_SRC_NONE, -1, -1, 0); #define MAX77663_REG(_id, _data) \ { \ .name = "max77663-regulator", \ .id = MAX77663_REGULATOR_ID_##_id, \ .data_size = sizeof(struct max77663_regulator_platform_data), \ .platform_data = &max77663_regulator_pdata_##_data, \ } #define MAX77663_RTC() \ { \ .name = "max77663-rtc", \ .id = 0, \ } static struct mfd_cell max77663_subdevs[] = { MAX77663_REG(SD0, sd0), MAX77663_REG(SD1, sd1), MAX77663_REG(SD2, sd2), MAX77663_REG(SD3, sd3), MAX77663_REG(LDO0, ldo0), MAX77663_REG(LDO1, ldo1), MAX77663_REG(LDO2, ldo2), MAX77663_REG(LDO3, ldo3), MAX77663_REG(LDO4, ldo4), MAX77663_REG(LDO5, ldo5), MAX77663_REG(LDO6, ldo6), MAX77663_REG(LDO7, ldo7), MAX77663_REG(LDO8, ldo8), MAX77663_RTC(), }; struct max77663_gpio_config max77663_gpio_cfgs[] = { { .gpio = MAX77663_GPIO0, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_LOW, .out_drv = GPIO_OUT_DRV_PUSH_PULL, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO1, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_HIGH, .out_drv = GPIO_OUT_DRV_OPEN_DRAIN, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO2, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_HIGH, .out_drv = GPIO_OUT_DRV_OPEN_DRAIN, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO3, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_HIGH, .out_drv = GPIO_OUT_DRV_OPEN_DRAIN, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO4, .out_drv = GPIO_OUT_DRV_PUSH_PULL, .alternate = GPIO_ALT_ENABLE, }, { .gpio = MAX77663_GPIO5, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_LOW, .out_drv = GPIO_OUT_DRV_PUSH_PULL, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO6, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_LOW, .out_drv = GPIO_OUT_DRV_PUSH_PULL, .alternate = GPIO_ALT_DISABLE, }, { .gpio = MAX77663_GPIO7, .dir = GPIO_DIR_OUT, .dout = GPIO_DOUT_LOW, .out_drv = GPIO_OUT_DRV_PUSH_PULL, .alternate = GPIO_ALT_DISABLE, }, }; static struct max77663_platform_data max7763_pdata = { .irq_base = MAX77663_IRQ_BASE, .gpio_base = MAX77663_GPIO_BASE, .num_gpio_cfgs = ARRAY_SIZE(max77663_gpio_cfgs), .gpio_cfgs = max77663_gpio_cfgs, .num_subdevs = ARRAY_SIZE(max77663_subdevs), .sub_devices = max77663_subdevs, }; static struct i2c_board_info __initdata max77663_regulators[] = { { /* The I2C address was determined by OTP factory setting */ I2C_BOARD_INFO("max77663", 0x1C), .irq = INT_EXTERNAL_PMU, .platform_data = &max7763_pdata, }, }; int __init cardhu_pm298_regulator_init(void) { struct board_info board_info; struct board_info pmu_board_info; void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE); u32 pmc_ctrl; /* configure the power management controller to trigger PMU * interrupts when low */ pmc_ctrl = readl(pmc + PMC_CTRL); writel(pmc_ctrl | PMC_CTRL_INTR_LOW, pmc + PMC_CTRL); /* The regulator details have complete constraints */ tegra_get_board_info(&board_info); tegra_get_pmu_board_info(&pmu_board_info); if (pmu_board_info.board_id != BOARD_PMU_PM298) { pr_err("%s(): Board ID is not proper\n", __func__); return -ENODEV; } i2c_register_board_info(4, max77663_regulators, ARRAY_SIZE(max77663_regulators)); return 0; } static struct regulator_consumer_supply gpio_switch_en_track_ldo2_supply[] = { REGULATOR_SUPPLY("avdd_sata", NULL), REGULATOR_SUPPLY("vdd_sata", NULL), REGULATOR_SUPPLY("avdd_sata_pll", NULL), REGULATOR_SUPPLY("avdd_plle", NULL), }; static int gpio_switch_en_track_ldo2_voltages[] = { 3300}; static struct regulator_consumer_supply gpio_switch_en_5v0_supply[] = { REGULATOR_SUPPLY("vdd_5v0_sys", NULL), REGULATOR_SUPPLY("vdd_5v0_sby", NULL), REGULATOR_SUPPLY("vdd_hall", NULL), REGULATOR_SUPPLY("vterm_ddr", NULL), REGULATOR_SUPPLY("v2ref_ddr", NULL), }; static int gpio_switch_en_5v0_voltages[] = { 5000}; static struct regulator_consumer_supply gpio_switch_en_ddr_supply[] = { REGULATOR_SUPPLY("mem_vddio_ddr", NULL), REGULATOR_SUPPLY("t30_vddio_ddr", NULL), }; static int gpio_switch_en_ddr_voltages[] = { 1500}; static struct regulator_consumer_supply gpio_switch_en_3v3_sys_supply[] = { REGULATOR_SUPPLY("avdd_vdac", NULL), REGULATOR_SUPPLY("vdd_lvds", NULL), REGULATOR_SUPPLY("vdd_pnl", NULL), REGULATOR_SUPPLY("vcom_3v3", NULL), REGULATOR_SUPPLY("vdd_3v3", NULL), REGULATOR_SUPPLY("vddio_pex_ctl", NULL), REGULATOR_SUPPLY("pwrdet_pex_ctl", NULL), REGULATOR_SUPPLY("hvdd_pex_pmu", NULL), REGULATOR_SUPPLY("avdd_hdmi", NULL), REGULATOR_SUPPLY("vpp_fuse", NULL), REGULATOR_SUPPLY("avdd_usb", NULL), REGULATOR_SUPPLY("vdd_ddr_rx", NULL), REGULATOR_SUPPLY("vcore_nand", NULL), REGULATOR_SUPPLY("hvdd_sata", NULL), REGULATOR_SUPPLY("vddio_gmi_pmu", NULL), REGULATOR_SUPPLY("pwrdet_nand", NULL), REGULATOR_SUPPLY("avdd_cam1", NULL), REGULATOR_SUPPLY("vdd_af", NULL), REGULATOR_SUPPLY("avdd_cam2", NULL), REGULATOR_SUPPLY("vdd_acc", NULL), REGULATOR_SUPPLY("vdd_phtl", NULL), REGULATOR_SUPPLY("vddio_tp", NULL), REGULATOR_SUPPLY("vdd_led", NULL), REGULATOR_SUPPLY("vddio_cec", NULL), REGULATOR_SUPPLY("vdd_cmps", NULL), REGULATOR_SUPPLY("vdd_temp", NULL), REGULATOR_SUPPLY("vpp_kfuse", NULL), REGULATOR_SUPPLY("vddio_ts", NULL), REGULATOR_SUPPLY("vdd_ir_led", NULL), REGULATOR_SUPPLY("vddio_1wire", NULL), REGULATOR_SUPPLY("avddio_audio", NULL), REGULATOR_SUPPLY("vdd_ec", NULL), REGULATOR_SUPPLY("vcom_pa", NULL), REGULATOR_SUPPLY("vdd_3v3_devices", NULL), REGULATOR_SUPPLY("vdd_3v3_dock", NULL), REGULATOR_SUPPLY("vdd_3v3_edid", NULL), REGULATOR_SUPPLY("vdd_3v3_hdmi_cec", NULL), REGULATOR_SUPPLY("vdd_3v3_gmi", NULL), REGULATOR_SUPPLY("vdd_3v3_spk_amp", NULL), REGULATOR_SUPPLY("vdd_3v3_sensor", NULL), REGULATOR_SUPPLY("vdd_3v3_cam", NULL), REGULATOR_SUPPLY("vdd_3v3_als", NULL), REGULATOR_SUPPLY("debug_cons", NULL), REGULATOR_SUPPLY("vdd", "4-004c"), }; static int gpio_switch_en_3v3_sys_voltages[] = { 3300}; /* DIS_5V_SWITCH from AP SPI2_SCK X02 */ static struct regulator_consumer_supply gpio_switch_dis_5v_switch_supply[] = { REGULATOR_SUPPLY("master_5v_switch", NULL), }; static int gpio_switch_dis_5v_switch_voltages[] = { 5000}; /* EN_VDD_BL */ static struct regulator_consumer_supply gpio_switch_en_vdd_bl_supply[] = { REGULATOR_SUPPLY("vdd_backlight", NULL), REGULATOR_SUPPLY("vdd_backlight1", NULL), }; static int gpio_switch_en_vdd_bl_voltages[] = { 5000}; /* EN_3V3_MODEM from AP GPIO VI_VSYNCH D06*/ static struct regulator_consumer_supply gpio_switch_en_3v3_modem_supply[] = { REGULATOR_SUPPLY("vdd_3v3_mini_card", NULL), REGULATOR_SUPPLY("vdd_mini_card", NULL), }; static int gpio_switch_en_3v3_modem_voltages[] = { 3300}; /* EN_USB1_VBUS_OC*/ static struct regulator_consumer_supply gpio_switch_en_usb1_vbus_oc_supply[] = { REGULATOR_SUPPLY("vdd_vbus_micro_usb", NULL), }; static int gpio_switch_en_usb1_vbus_oc_voltages[] = { 5000}; /*EN_USB3_VBUS_OC*/ static struct regulator_consumer_supply gpio_switch_en_usb3_vbus_oc_supply[] = { REGULATOR_SUPPLY("vdd_vbus_typea_usb", NULL), }; static int gpio_switch_en_usb3_vbus_oc_voltages[] = { 5000}; /* EN_VDDIO_VID_OC from AP GPIO VI_PCLK T00*/ static struct regulator_consumer_supply gpio_switch_en_vddio_vid_oc_supply[] = { REGULATOR_SUPPLY("vdd_hdmi_con", NULL), }; static int gpio_switch_en_vddio_vid_oc_voltages[] = { 5000}; /* EN_VDD_PNL1 from AP GPIO VI_D6 L04*/ static struct regulator_consumer_supply gpio_switch_en_vdd_pnl1_supply[] = { REGULATOR_SUPPLY("vdd_lcd_panel", NULL), }; static int gpio_switch_en_vdd_pnl1_voltages[] = { 3300}; /* CAM1_LDO_EN from AP GPIO KB_ROW6 R06*/ static struct regulator_consumer_supply gpio_switch_cam1_ldo_en_supply[] = { REGULATOR_SUPPLY("vdd_2v8_cam1", NULL), REGULATOR_SUPPLY("vdd_2v8_cam1_af", NULL), }; static int gpio_switch_cam1_ldo_en_voltages[] = { 2800}; /* CAM2_LDO_EN from AP GPIO KB_ROW7 R07*/ static struct regulator_consumer_supply gpio_switch_cam2_ldo_en_supply[] = { REGULATOR_SUPPLY("vdd_2v8_cam2", NULL), REGULATOR_SUPPLY("vdd_2v8_cam2_af", NULL), }; static int gpio_switch_cam2_ldo_en_voltages[] = { 2800}; /* CAM3_LDO_EN from AP GPIO KB_ROW8 S00*/ static struct regulator_consumer_supply gpio_switch_cam3_ldo_en_supply[] = { REGULATOR_SUPPLY("vdd_cam3", NULL), }; static int gpio_switch_cam3_ldo_en_voltages[] = { 3300}; /* EN_VDD_COM from AP GPIO SDMMC3_DAT5 D00*/ static struct regulator_consumer_supply gpio_switch_en_vdd_com_supply[] = { REGULATOR_SUPPLY("vdd_com_bd", NULL), }; static int gpio_switch_en_vdd_com_voltages[] = { 3300}; /* EN_VDD_SDMMC1 from AP GPIO VI_HSYNC D07*/ static struct regulator_consumer_supply gpio_switch_en_vdd_sdmmc1_supply[] = { REGULATOR_SUPPLY("vddio_sd_slot", "sdhci-tegra.0"), }; static int gpio_switch_en_vdd_sdmmc1_voltages[] = { 3300}; /* EN_3V3_EMMC from AP GPIO SDMMC3_DAT4 D01*/ static struct regulator_consumer_supply gpio_switch_en_3v3_emmc_supply[] = { REGULATOR_SUPPLY("vdd_emmc_core", NULL), }; static int gpio_switch_en_3v3_emmc_voltages[] = { 3300}; /* EN_3V3_PEX_HVDD from AP GPIO VI_D09 L07*/ static struct regulator_consumer_supply gpio_switch_en_3v3_pex_hvdd_supply[] = { REGULATOR_SUPPLY("hvdd_pex", NULL), }; static int gpio_switch_en_3v3_pex_hvdd_voltages[] = { 3300}; /* EN_3v3_FUSE from AP GPIO VI_D08 L06*/ static struct regulator_consumer_supply gpio_switch_en_3v3_fuse_supply[] = { REGULATOR_SUPPLY("vdd_fuse", NULL), }; static int gpio_switch_en_3v3_fuse_voltages[] = { 3300}; /* EN_1V8_CAM from AP GPIO GPIO_PBB4 PBB04*/ static struct regulator_consumer_supply gpio_switch_en_1v8_cam_supply[] = { REGULATOR_SUPPLY("vdd_1v8_cam1", NULL), REGULATOR_SUPPLY("vdd_1v8_cam2", NULL), REGULATOR_SUPPLY("vdd_1v8_cam3", NULL), }; static int gpio_switch_en_1v8_cam_voltages[] = { 1800}; static struct regulator_consumer_supply gpio_switch_en_vbrtr_supply[] = { REGULATOR_SUPPLY("vdd_vbrtr", NULL), }; static int gpio_switch_en_vbrtr_voltages[] = { 3300}; static int enable_load_switch_rail( struct gpio_switch_regulator_subdev_data *psubdev_data) { int ret; if (psubdev_data->pin_group <= 0) return -EINVAL; /* Tristate and make pin as input*/ ret = tegra_pinmux_set_tristate(psubdev_data->pin_group, TEGRA_TRI_TRISTATE); if (ret < 0) return ret; return gpio_direction_input(psubdev_data->gpio_nr); } static int disable_load_switch_rail( struct gpio_switch_regulator_subdev_data *psubdev_data) { int ret; if (psubdev_data->pin_group <= 0) return -EINVAL; /* Un-tristate and driver low */ ret = tegra_pinmux_set_tristate(psubdev_data->pin_group, TEGRA_TRI_NORMAL); if (ret < 0) return ret; return gpio_direction_output(psubdev_data->gpio_nr, 0); } /* Macro for defining gpio switch regulator sub device data */ #define GREG_INIT(_id, _var, _name, _input_supply, _always_on, _boot_on, \ _gpio_nr, _active_low, _init_state, _pg, _enable, _disable) \ static struct gpio_switch_regulator_subdev_data gpio_pdata_##_var = \ { \ .regulator_name = "gpio-switch-"#_name, \ .input_supply = _input_supply, \ .id = _id, \ .gpio_nr = _gpio_nr, \ .pin_group = _pg, \ .active_low = _active_low, \ .init_state = _init_state, \ .voltages = gpio_switch_##_name##_voltages, \ .n_voltages = ARRAY_SIZE(gpio_switch_##_name##_voltages), \ .num_consumer_supplies = \ ARRAY_SIZE(gpio_switch_##_name##_supply), \ .consumer_supplies = gpio_switch_##_name##_supply, \ .constraints = { \ .valid_modes_mask = (REGULATOR_MODE_NORMAL | \ REGULATOR_MODE_STANDBY), \ .valid_ops_mask = (REGULATOR_CHANGE_MODE | \ REGULATOR_CHANGE_STATUS | \ REGULATOR_CHANGE_VOLTAGE), \ .always_on = _always_on, \ .boot_on = _boot_on, \ }, \ .enable_rail = _enable, \ .disable_rail = _disable, \ } /* common to most of boards*/ GREG_INIT(0, en_track_ldo2, en_track_ldo2, NULL, 0, 0, MAX77663_GPIO_BASE + MAX77663_GPIO0, false, 0, 0, 0, 0); GREG_INIT(1, en_5v0, en_5v0, NULL, 1, 0, MAX77663_GPIO_BASE + MAX77663_GPIO2, false, 1, 0, 0, 0); GREG_INIT(2, en_ddr, en_ddr, NULL, 1, 0, MAX77663_GPIO_BASE + MAX77663_GPIO3, false, 1, 0, 0, 0); GREG_INIT(3, en_3v3_sys, en_3v3_sys, NULL, 1, 0, MAX77663_GPIO_BASE + MAX77663_GPIO1, false, 1, 0, 0, 0); GREG_INIT(4, en_vdd_bl, en_vdd_bl, NULL, 0, 0, TEGRA_GPIO_PK3, false, 1, 0, 0, 0); GREG_INIT(5, en_3v3_modem, en_3v3_modem, NULL, 1, 0, TEGRA_GPIO_PD6, false, 1, 0, 0, 0); GREG_INIT(6, en_vdd_pnl1, en_vdd_pnl1, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PL4, false, 1, 0, 0, 0); GREG_INIT(7, cam3_ldo_en, cam3_ldo_en, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PS0, false, 0, 0, 0, 0); GREG_INIT(8, en_vdd_com, en_vdd_com, "vdd_3v3_devices", 1, 0, TEGRA_GPIO_PD0, false, 1, 0, 0, 0); GREG_INIT(9, en_3v3_fuse, en_3v3_fuse, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PL6, false, 0, 0, 0, 0); GREG_INIT(10, en_3v3_emmc, en_3v3_emmc, "vdd_3v3_devices", 1, 0, TEGRA_GPIO_PD1, false, 1, 0, 0, 0); GREG_INIT(11, en_vdd_sdmmc1, en_vdd_sdmmc1, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PD7, false, 1, 0, 0, 0); GREG_INIT(12, en_3v3_pex_hvdd, en_3v3_pex_hvdd, "hvdd_pex_pmu", 0, 0, TEGRA_GPIO_PL7, false, 0, 0, 0, 0); GREG_INIT(13, en_1v8_cam, en_1v8_cam, "vdd_gen1v8", 0, 0, TEGRA_GPIO_PBB4, false, 0, 0, 0, 0); /*Specific to pm269*/ GREG_INIT(4, en_vdd_bl_pm269, en_vdd_bl, NULL, 0, 0, TEGRA_GPIO_PH3, false, 1, 0, 0, 0); GREG_INIT(6, en_vdd_pnl1_pm269, en_vdd_pnl1, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PW1, false, 1, 0, 0, 0); GREG_INIT(9, en_3v3_fuse_pm269, en_3v3_fuse, "vdd_3v3_devices", 0, 0, TEGRA_GPIO_PC1, false, 0, 0, 0, 0); GREG_INIT(12, en_3v3_pex_hvdd_pm269, en_3v3_pex_hvdd, "hvdd_pex_pmu", 0, 0, TEGRA_GPIO_PC6, false, 0, 0, 0, 0); GREG_INIT(17, en_vddio_vid_oc_pm269, en_vddio_vid_oc, "master_5v_switch", 0, 0, TEGRA_GPIO_PP2, false, 0, TEGRA_PINGROUP_DAP3_DOUT, enable_load_switch_rail, disable_load_switch_rail); /* Specific to E1187/E1186/E1256 */ GREG_INIT(14, dis_5v_switch_e118x, dis_5v_switch, "vdd_5v0_sys", 0, 0, TEGRA_GPIO_PX2, true, 0, 0, 0, 0); GREG_INIT(15, en_usb1_vbus_oc_e118x, en_usb1_vbus_oc, "master_5v_switch", 0, 0, TEGRA_GPIO_PI4, false, 0, TEGRA_PINGROUP_GMI_RST_N, enable_load_switch_rail, disable_load_switch_rail); GREG_INIT(16, en_usb3_vbus_oc_e118x, en_usb3_vbus_oc, "master_5v_switch", 0, 0, TEGRA_GPIO_PH7, false, 0, TEGRA_PINGROUP_GMI_AD15, enable_load_switch_rail, disable_load_switch_rail); GREG_INIT(17, en_vddio_vid_oc_e118x, en_vddio_vid_oc, "master_5v_switch", 0, 0, TEGRA_GPIO_PT0, false, 0, TEGRA_PINGROUP_VI_PCLK, enable_load_switch_rail, disable_load_switch_rail); /* E1198/E1291 specific*/ GREG_INIT(18, cam1_ldo_en, cam1_ldo_en, "vdd_3v3_cam", 0, 0, TEGRA_GPIO_PR6, false, 0, 0, 0, 0); GREG_INIT(19, cam2_ldo_en, cam2_ldo_en, "vdd_3v3_cam", 0, 0, TEGRA_GPIO_PR7, false, 0, 0, 0, 0); GREG_INIT(22, en_vbrtr, en_vbrtr, "vdd_3v3_devices", 0, 0, PMU_TCA6416_GPIO_PORT12, false, 0, 0, 0, 0); #define ADD_GPIO_REG(_name) &gpio_pdata_##_name #define COMMON_GPIO_REG \ ADD_GPIO_REG(en_track_ldo2), \ ADD_GPIO_REG(en_5v0), \ ADD_GPIO_REG(en_ddr), \ ADD_GPIO_REG(en_3v3_sys), \ ADD_GPIO_REG(en_3v3_modem), \ ADD_GPIO_REG(en_vdd_pnl1), \ ADD_GPIO_REG(cam1_ldo_en), \ ADD_GPIO_REG(cam2_ldo_en), \ ADD_GPIO_REG(cam3_ldo_en), \ ADD_GPIO_REG(en_vdd_com), \ ADD_GPIO_REG(en_3v3_fuse), \ ADD_GPIO_REG(en_3v3_emmc), \ ADD_GPIO_REG(en_vdd_sdmmc1), \ ADD_GPIO_REG(en_3v3_pex_hvdd), \ ADD_GPIO_REG(en_1v8_cam), #define PM269_GPIO_REG \ ADD_GPIO_REG(en_track_ldo2), \ ADD_GPIO_REG(en_5v0), \ ADD_GPIO_REG(en_ddr), \ ADD_GPIO_REG(en_vdd_bl_pm269), \ ADD_GPIO_REG(en_3v3_sys), \ ADD_GPIO_REG(en_3v3_modem), \ ADD_GPIO_REG(en_vdd_pnl1_pm269), \ ADD_GPIO_REG(cam1_ldo_en), \ ADD_GPIO_REG(cam2_ldo_en), \ ADD_GPIO_REG(cam3_ldo_en), \ ADD_GPIO_REG(en_vdd_com), \ ADD_GPIO_REG(en_3v3_fuse_pm269), \ ADD_GPIO_REG(en_3v3_emmc), \ ADD_GPIO_REG(en_3v3_pex_hvdd_pm269), \ ADD_GPIO_REG(en_1v8_cam), \ ADD_GPIO_REG(dis_5v_switch_e118x), \ ADD_GPIO_REG(en_usb1_vbus_oc_e118x), \ ADD_GPIO_REG(en_usb3_vbus_oc_e118x), \ ADD_GPIO_REG(en_vddio_vid_oc_pm269), #define E118x_GPIO_REG \ ADD_GPIO_REG(en_vdd_bl), \ ADD_GPIO_REG(dis_5v_switch_e118x), \ ADD_GPIO_REG(en_usb1_vbus_oc_e118x), \ ADD_GPIO_REG(en_usb3_vbus_oc_e118x), \ ADD_GPIO_REG(en_vddio_vid_oc_e118x), \ ADD_GPIO_REG(en_vbrtr), /* Gpio switch regulator platform data for E1186/E1187/E1256*/ static struct gpio_switch_regulator_subdev_data *gswitch_subdevs_e118x[] = { COMMON_GPIO_REG E118x_GPIO_REG }; /* Gpio switch regulator platform data for PM269*/ static struct gpio_switch_regulator_subdev_data *gswitch_subdevs_pm269[] = { PM269_GPIO_REG }; static struct gpio_switch_regulator_platform_data gswitch_pdata; static struct platform_device gswitch_regulator_pdata = { .name = "gpio-switch-regulator", .id = -1, .dev = { .platform_data = &gswitch_pdata, }, }; int __init cardhu_pm298_gpio_switch_regulator_init(void) { int i; struct board_info board_info; tegra_get_board_info(&board_info); switch (board_info.board_id) { case BOARD_PM269: case BOARD_PM305: case BOARD_PM311: case BOARD_E1257: gswitch_pdata.num_subdevs = ARRAY_SIZE(gswitch_subdevs_pm269); gswitch_pdata.subdevs = gswitch_subdevs_pm269; break; default: gswitch_pdata.num_subdevs = ARRAY_SIZE(gswitch_subdevs_e118x); gswitch_pdata.subdevs = gswitch_subdevs_e118x; break; } for (i = 0; i < gswitch_pdata.num_subdevs; ++i) { struct gpio_switch_regulator_subdev_data *gswitch_data = gswitch_pdata.subdevs[i]; if (gswitch_data->gpio_nr <= TEGRA_NR_GPIOS) tegra_gpio_enable(gswitch_data->gpio_nr); } return platform_device_register(&gswitch_regulator_pdata); }