diff options
Diffstat (limited to 'kernel/arch/arm/mach-omap2/twl-common.c')
| -rw-r--r-- | kernel/arch/arm/mach-omap2/twl-common.c | 565 |
1 files changed, 565 insertions, 0 deletions
diff --git a/kernel/arch/arm/mach-omap2/twl-common.c b/kernel/arch/arm/mach-omap2/twl-common.c new file mode 100644 index 000000000..292eca0e7 --- /dev/null +++ b/kernel/arch/arm/mach-omap2/twl-common.c @@ -0,0 +1,565 @@ +/* + * twl-common.c + * + * Copyright (C) 2011 Texas Instruments, Inc.. + * Author: Peter Ujfalusi <peter.ujfalusi@ti.com> + * + * 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., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#include <linux/i2c.h> +#include <linux/i2c/twl.h> +#include <linux/gpio.h> +#include <linux/string.h> +#include <linux/phy/phy.h> +#include <linux/regulator/machine.h> +#include <linux/regulator/fixed.h> + +#include "soc.h" +#include "twl-common.h" +#include "pm.h" +#include "voltage.h" +#include "mux.h" + +static struct i2c_board_info __initdata pmic_i2c_board_info = { + .addr = 0x48, + .flags = I2C_CLIENT_WAKE, +}; + +#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) +static int twl_set_voltage(void *data, int target_uV) +{ + struct voltagedomain *voltdm = (struct voltagedomain *)data; + return voltdm_scale(voltdm, target_uV); +} + +static int twl_get_voltage(void *data) +{ + struct voltagedomain *voltdm = (struct voltagedomain *)data; + return voltdm_get_voltage(voltdm); +} +#endif + +void __init omap_pmic_init(int bus, u32 clkrate, + const char *pmic_type, int pmic_irq, + struct twl4030_platform_data *pmic_data) +{ + omap_mux_init_signal("sys_nirq", OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE); + strlcpy(pmic_i2c_board_info.type, pmic_type, + sizeof(pmic_i2c_board_info.type)); + pmic_i2c_board_info.irq = pmic_irq; + pmic_i2c_board_info.platform_data = pmic_data; + + omap_register_i2c_bus(bus, clkrate, &pmic_i2c_board_info, 1); +} + +#ifdef CONFIG_ARCH_OMAP4 +void __init omap4_pmic_init(const char *pmic_type, + struct twl4030_platform_data *pmic_data, + struct i2c_board_info *devices, int nr_devices) +{ + /* PMIC part*/ + unsigned int irq; + + omap_mux_init_signal("sys_nirq1", OMAP_PIN_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE); + omap_mux_init_signal("fref_clk0_out.sys_drm_msecure", OMAP_PIN_OUTPUT); + irq = omap4_xlate_irq(7 + OMAP44XX_IRQ_GIC_START); + omap_pmic_init(1, 400, pmic_type, irq, pmic_data); + + /* Register additional devices on i2c1 bus if needed */ + if (devices) + i2c_register_board_info(1, devices, nr_devices); +} +#endif + +void __init omap_pmic_late_init(void) +{ + /* Init the OMAP TWL parameters (if PMIC has been registerd) */ + if (!pmic_i2c_board_info.irq) + return; + + omap3_twl_init(); + omap4_twl_init(); +} + +#if defined(CONFIG_ARCH_OMAP3) +static struct twl4030_usb_data omap3_usb_pdata = { + .usb_mode = T2_USB_MODE_ULPI, +}; + +static int omap3_batt_table[] = { +/* 0 C */ +30800, 29500, 28300, 27100, +26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900, +17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100, +11600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310, +8020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830, +5640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170, +4040, 3910, 3790, 3670, 3550 +}; + +static struct twl4030_bci_platform_data omap3_bci_pdata = { + .battery_tmp_tbl = omap3_batt_table, + .tblsize = ARRAY_SIZE(omap3_batt_table), +}; + +static struct twl4030_madc_platform_data omap3_madc_pdata = { + .irq_line = 1, +}; + +static struct twl4030_codec_data omap3_codec; + +static struct twl4030_audio_data omap3_audio_pdata = { + .audio_mclk = 26000000, + .codec = &omap3_codec, +}; + +static struct regulator_consumer_supply omap3_vdda_dac_supplies[] = { + REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"), +}; + +static struct regulator_init_data omap3_vdac_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(omap3_vdda_dac_supplies), + .consumer_supplies = omap3_vdda_dac_supplies, +}; + +static struct regulator_consumer_supply omap3_vpll2_supplies[] = { + REGULATOR_SUPPLY("vdds_dsi", "omapdss"), + REGULATOR_SUPPLY("vdds_dsi", "omapdss_dpi.0"), + REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"), +}; + +static struct regulator_init_data omap3_vpll2_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(omap3_vpll2_supplies), + .consumer_supplies = omap3_vpll2_supplies, +}; + +static struct regulator_consumer_supply omap3_vdd1_supply[] = { + REGULATOR_SUPPLY("vcc", "cpu0"), +}; + +static struct regulator_consumer_supply omap3_vdd2_supply[] = { + REGULATOR_SUPPLY("vcc", "l3_main.0"), +}; + +static struct regulator_init_data omap3_vdd1 = { + .constraints = { + .name = "vdd_mpu_iva", + .min_uV = 600000, + .max_uV = 1450000, + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(omap3_vdd1_supply), + .consumer_supplies = omap3_vdd1_supply, +}; + +static struct regulator_init_data omap3_vdd2 = { + .constraints = { + .name = "vdd_core", + .min_uV = 600000, + .max_uV = 1450000, + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(omap3_vdd2_supply), + .consumer_supplies = omap3_vdd2_supply, +}; + +static struct twl_regulator_driver_data omap3_vdd1_drvdata = { + .get_voltage = twl_get_voltage, + .set_voltage = twl_set_voltage, +}; + +static struct twl_regulator_driver_data omap3_vdd2_drvdata = { + .get_voltage = twl_get_voltage, + .set_voltage = twl_set_voltage, +}; + +void __init omap3_pmic_get_config(struct twl4030_platform_data *pmic_data, + u32 pdata_flags, u32 regulators_flags) +{ + if (!pmic_data->vdd1) { + omap3_vdd1.driver_data = &omap3_vdd1_drvdata; + omap3_vdd1_drvdata.data = voltdm_lookup("mpu_iva"); + pmic_data->vdd1 = &omap3_vdd1; + } + if (!pmic_data->vdd2) { + omap3_vdd2.driver_data = &omap3_vdd2_drvdata; + omap3_vdd2_drvdata.data = voltdm_lookup("core"); + pmic_data->vdd2 = &omap3_vdd2; + } + + /* Common platform data configurations */ + if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb) + pmic_data->usb = &omap3_usb_pdata; + + if (pdata_flags & TWL_COMMON_PDATA_BCI && !pmic_data->bci) + pmic_data->bci = &omap3_bci_pdata; + + if (pdata_flags & TWL_COMMON_PDATA_MADC && !pmic_data->madc) + pmic_data->madc = &omap3_madc_pdata; + + if (pdata_flags & TWL_COMMON_PDATA_AUDIO && !pmic_data->audio) + pmic_data->audio = &omap3_audio_pdata; + + /* Common regulator configurations */ + if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac) + pmic_data->vdac = &omap3_vdac_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VPLL2 && !pmic_data->vpll2) + pmic_data->vpll2 = &omap3_vpll2_idata; +} +#endif /* CONFIG_ARCH_OMAP3 */ + +#if defined(CONFIG_ARCH_OMAP4) +static struct twl4030_usb_data omap4_usb_pdata = { +}; + +static struct regulator_consumer_supply omap4_vdda_hdmi_dac_supplies[] = { + REGULATOR_SUPPLY("vdda_hdmi_dac", "omapdss_hdmi"), +}; + +static struct regulator_init_data omap4_vdac_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vdda_hdmi_dac_supplies), + .consumer_supplies = omap4_vdda_hdmi_dac_supplies, + .supply_regulator = "V2V1", +}; + +static struct regulator_init_data omap4_vaux2_idata = { + .constraints = { + .min_uV = 1200000, + .max_uV = 2800000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_vaux3_idata = { + .constraints = { + .min_uV = 1000000, + .max_uV = 3000000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_consumer_supply omap4_vmmc_supply[] = { + REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), +}; + +/* VMMC1 for MMC1 card */ +static struct regulator_init_data omap4_vmmc_idata = { + .constraints = { + .min_uV = 1200000, + .max_uV = 3000000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vmmc_supply), + .consumer_supplies = omap4_vmmc_supply, +}; + +static struct regulator_init_data omap4_vpp_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 2500000, + .apply_uV = true, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE + | REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_vana_idata = { + .constraints = { + .min_uV = 2100000, + .max_uV = 2100000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_consumer_supply omap4_vcxio_supply[] = { + REGULATOR_SUPPLY("vdds_dsi", "omapdss_dss"), + REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.0"), + REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi.1"), +}; + +static struct regulator_init_data omap4_vcxio_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + .always_on = true, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vcxio_supply), + .consumer_supplies = omap4_vcxio_supply, + .supply_regulator = "V2V1", +}; + +static struct regulator_init_data omap4_vusb_idata = { + .constraints = { + .min_uV = 3300000, + .max_uV = 3300000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_init_data omap4_clk32kg_idata = { + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, +}; + +static struct regulator_consumer_supply omap4_vdd1_supply[] = { + REGULATOR_SUPPLY("vcc", "cpu0"), +}; + +static struct regulator_consumer_supply omap4_vdd2_supply[] = { + REGULATOR_SUPPLY("vcc", "iva.0"), +}; + +static struct regulator_consumer_supply omap4_vdd3_supply[] = { + REGULATOR_SUPPLY("vcc", "l3_main.0"), +}; + +static struct regulator_init_data omap4_vdd1 = { + .constraints = { + .name = "vdd_mpu", + .min_uV = 500000, + .max_uV = 1500000, + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vdd1_supply), + .consumer_supplies = omap4_vdd1_supply, +}; + +static struct regulator_init_data omap4_vdd2 = { + .constraints = { + .name = "vdd_iva", + .min_uV = 500000, + .max_uV = 1500000, + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vdd2_supply), + .consumer_supplies = omap4_vdd2_supply, +}; + +static struct regulator_init_data omap4_vdd3 = { + .constraints = { + .name = "vdd_core", + .min_uV = 500000, + .max_uV = 1500000, + .valid_modes_mask = REGULATOR_MODE_NORMAL, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_vdd3_supply), + .consumer_supplies = omap4_vdd3_supply, +}; + + +static struct twl_regulator_driver_data omap4_vdd1_drvdata = { + .get_voltage = twl_get_voltage, + .set_voltage = twl_set_voltage, +}; + +static struct twl_regulator_driver_data omap4_vdd2_drvdata = { + .get_voltage = twl_get_voltage, + .set_voltage = twl_set_voltage, +}; + +static struct twl_regulator_driver_data omap4_vdd3_drvdata = { + .get_voltage = twl_get_voltage, + .set_voltage = twl_set_voltage, +}; + +static struct regulator_consumer_supply omap4_v1v8_supply[] = { + REGULATOR_SUPPLY("vio", "1-004b"), +}; + +static struct regulator_init_data omap4_v1v8_idata = { + .constraints = { + .min_uV = 1800000, + .max_uV = 1800000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + .always_on = true, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_v1v8_supply), + .consumer_supplies = omap4_v1v8_supply, +}; + +static struct regulator_consumer_supply omap4_v2v1_supply[] = { + REGULATOR_SUPPLY("v2v1", "1-004b"), +}; + +static struct regulator_init_data omap4_v2v1_idata = { + .constraints = { + .min_uV = 2100000, + .max_uV = 2100000, + .valid_modes_mask = REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .valid_ops_mask = REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }, + .num_consumer_supplies = ARRAY_SIZE(omap4_v2v1_supply), + .consumer_supplies = omap4_v2v1_supply, +}; + +void __init omap4_pmic_get_config(struct twl4030_platform_data *pmic_data, + u32 pdata_flags, u32 regulators_flags) +{ + if (!pmic_data->vdd1) { + omap4_vdd1.driver_data = &omap4_vdd1_drvdata; + omap4_vdd1_drvdata.data = voltdm_lookup("mpu"); + pmic_data->vdd1 = &omap4_vdd1; + } + + if (!pmic_data->vdd2) { + omap4_vdd2.driver_data = &omap4_vdd2_drvdata; + omap4_vdd2_drvdata.data = voltdm_lookup("iva"); + pmic_data->vdd2 = &omap4_vdd2; + } + + if (!pmic_data->vdd3) { + omap4_vdd3.driver_data = &omap4_vdd3_drvdata; + omap4_vdd3_drvdata.data = voltdm_lookup("core"); + pmic_data->vdd3 = &omap4_vdd3; + } + + /* Common platform data configurations */ + if (pdata_flags & TWL_COMMON_PDATA_USB && !pmic_data->usb) + pmic_data->usb = &omap4_usb_pdata; + + /* Common regulator configurations */ + if (regulators_flags & TWL_COMMON_REGULATOR_VDAC && !pmic_data->vdac) + pmic_data->vdac = &omap4_vdac_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VAUX2 && !pmic_data->vaux2) + pmic_data->vaux2 = &omap4_vaux2_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VAUX3 && !pmic_data->vaux3) + pmic_data->vaux3 = &omap4_vaux3_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VMMC && !pmic_data->vmmc) + pmic_data->vmmc = &omap4_vmmc_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VPP && !pmic_data->vpp) + pmic_data->vpp = &omap4_vpp_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VANA && !pmic_data->vana) + pmic_data->vana = &omap4_vana_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VCXIO && !pmic_data->vcxio) + pmic_data->vcxio = &omap4_vcxio_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_VUSB && !pmic_data->vusb) + pmic_data->vusb = &omap4_vusb_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_CLK32KG && + !pmic_data->clk32kg) + pmic_data->clk32kg = &omap4_clk32kg_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_V1V8 && !pmic_data->v1v8) + pmic_data->v1v8 = &omap4_v1v8_idata; + + if (regulators_flags & TWL_COMMON_REGULATOR_V2V1 && !pmic_data->v2v1) + pmic_data->v2v1 = &omap4_v2v1_idata; +} +#endif /* CONFIG_ARCH_OMAP4 */ + +#if defined(CONFIG_SND_OMAP_SOC_OMAP_TWL4030) || \ + defined(CONFIG_SND_OMAP_SOC_OMAP_TWL4030_MODULE) +#include <linux/platform_data/omap-twl4030.h> + +/* Commonly used configuration */ +static struct omap_tw4030_pdata omap_twl4030_audio_data; + +static struct platform_device audio_device = { + .name = "omap-twl4030", + .id = -1, +}; + +void omap_twl4030_audio_init(char *card_name, + struct omap_tw4030_pdata *pdata) +{ + if (!pdata) + pdata = &omap_twl4030_audio_data; + + pdata->card_name = card_name; + + audio_device.dev.platform_data = pdata; + platform_device_register(&audio_device); +} + +#else /* SOC_OMAP_TWL4030 */ +void omap_twl4030_audio_init(char *card_name, + struct omap_tw4030_pdata *pdata) +{ + return; +} +#endif /* SOC_OMAP_TWL4030 */ |