/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2021, 2022 Soren Schmidt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static struct ofw_compat_data compat_data[] = { {"rockchip,rk809", RK809}, {"rockchip,rk817", RK817}, {NULL, 0} }; static struct rk8xx_regdef rk809_regdefs[] = { { .id = RK809_DCDC1, .name = "DCDC_REG1", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x11, .voltage_reg = RK817_DCDC1_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK809_DCDC2, .name = "DCDC_REG2", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x22, .voltage_reg = RK817_DCDC2_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK809_DCDC3, .name = "DCDC_REG3", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x44, .voltage_reg = RK817_DCDC3_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK809_DCDC4, .name = "DCDC_REG4", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x88, .voltage_reg = RK817_DCDC4_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 3400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 195, }, { .id = RK809_DCDC5, .name = "DCDC_REG5", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x22, .voltage_reg = RK817_BOOST_ON_VSEL, .voltage_mask = 0x07, .voltage_min = 1600000, /* cheat is 1.5V */ .voltage_max = 3400000, .voltage_min2 = 3500000, .voltage_max2 = 3600000, .voltage_step = 200000, .voltage_step2 = 300000, .voltage_nstep = 8, }, { .id = RK809_LDO1, .name = "LDO_REG1", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x11, .voltage_reg = RK817_LDO1_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO2, .name = "LDO_REG2", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x22, .voltage_reg = RK817_LDO2_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO3, .name = "LDO_REG3", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x44, .voltage_reg = RK817_LDO3_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO4, .name = "LDO_REG4", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x88, .voltage_reg = RK817_LDO4_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO5, .name = "LDO_REG5", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x11, .voltage_reg = RK817_LDO5_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO6, .name = "LDO_REG6", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x22, .voltage_reg = RK817_LDO6_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO7, .name = "LDO_REG7", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x44, .voltage_reg = RK817_LDO7_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO8, .name = "LDO_REG8", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x88, .voltage_reg = RK817_LDO8_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_LDO9, .name = "LDO_REG9", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x11, .voltage_reg = RK817_LDO9_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK809_SWITCH1, .name = "SWITCH_REG1", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x44, .voltage_min = 3300000, .voltage_max = 3300000, .voltage_nstep = 0, }, { .id = RK809_SWITCH2, .name = "SWITCH_REG2", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x88, .voltage_min = 3300000, .voltage_max = 3300000, .voltage_nstep = 0, }, }; static struct rk8xx_regdef rk817_regdefs[] = { { .id = RK817_DCDC1, .name = "DCDC_REG1", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x11, .voltage_reg = RK817_DCDC1_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK817_DCDC2, .name = "DCDC_REG2", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x22, .voltage_reg = RK817_DCDC2_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK817_DCDC3, .name = "DCDC_REG3", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x44, .voltage_reg = RK817_DCDC3_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 2400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 177, }, { .id = RK817_DCDC4, .name = "DCDC_REG4", .enable_reg = RK817_DCDC_EN, .enable_mask = 0x88, .voltage_reg = RK817_DCDC4_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 500000, .voltage_max = 1487500, .voltage_min2 = 1500000, .voltage_max2 = 3400000, .voltage_step = 12500, .voltage_step2 = 100000, .voltage_nstep = 195, }, { .id = RK817_LDO1, .name = "LDO_REG1", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x11, .voltage_reg = RK817_LDO1_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO2, .name = "LDO_REG2", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x22, .voltage_reg = RK817_LDO2_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO3, .name = "LDO_REG3", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x44, .voltage_reg = RK817_LDO3_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO4, .name = "LDO_REG4", .enable_reg = RK817_LDO_EN1, .enable_mask = 0x88, .voltage_reg = RK817_LDO4_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO5, .name = "LDO_REG5", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x11, .voltage_reg = RK817_LDO5_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO6, .name = "LDO_REG6", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x22, .voltage_reg = RK817_LDO6_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO7, .name = "LDO_REG7", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x44, .voltage_reg = RK817_LDO7_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO8, .name = "LDO_REG8", .enable_reg = RK817_LDO_EN2, .enable_mask = 0x88, .voltage_reg = RK817_LDO8_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_LDO9, .name = "LDO_REG9", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x11, .voltage_reg = RK817_LDO9_ON_VSEL, .voltage_mask = 0x7f, .voltage_min = 600000, .voltage_max = 3400000, .voltage_step = 25000, .voltage_nstep = 112, }, { .id = RK817_BOOST, .name = "BOOST", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x22, .voltage_reg = RK817_BOOST_ON_VSEL, .voltage_mask = 0x07, .voltage_min = 4700000, .voltage_max = 5400000, .voltage_step = 100000, .voltage_nstep = 8, }, { .id = RK817_OTG_SWITCH, .name = "OTG_SWITCH", .enable_reg = RK817_LDO_EN3, .enable_mask = 0x44, .voltage_nstep = 0, }, }; static int rk817_probe(device_t dev) { if (!ofw_bus_status_okay(dev)) return (ENXIO); switch (ofw_bus_search_compatible(dev, compat_data)->ocd_data) { case RK809: device_set_desc(dev, "RockChip RK809 PMIC"); break; case RK817: device_set_desc(dev, "RockChip RK817 PMIC"); break; default: return (ENXIO); } return (BUS_PROBE_DEFAULT); } static int rk817_attach(device_t dev) { struct rk8xx_softc *sc; sc = device_get_softc(dev); sc->dev = dev; sc->type = ofw_bus_search_compatible(dev, compat_data)->ocd_data; switch (sc->type) { case RK809: sc->regdefs = rk809_regdefs; sc->nregs = nitems(rk809_regdefs); break; case RK817: sc->regdefs = rk817_regdefs; sc->nregs = nitems(rk817_regdefs); break; default: device_printf(dev, "Unknown type %d\n", sc->type); return (ENXIO); } sc->rtc_regs.secs = RK817_RTC_SECONDS; sc->rtc_regs.secs_mask = RK817_RTC_SECONDS_MASK; sc->rtc_regs.minutes = RK817_RTC_MINUTES; sc->rtc_regs.minutes_mask = RK817_RTC_MINUTES_MASK; sc->rtc_regs.hours = RK817_RTC_HOURS; sc->rtc_regs.hours_mask = RK817_RTC_HOURS_MASK; sc->rtc_regs.days = RK817_RTC_DAYS; sc->rtc_regs.days_mask = RK817_RTC_DAYS_MASK; sc->rtc_regs.months = RK817_RTC_MONTHS; sc->rtc_regs.months_mask = RK817_RTC_MONTHS_MASK; sc->rtc_regs.years = RK817_RTC_YEARS; sc->rtc_regs.weeks = RK817_RTC_WEEKS_MASK; sc->rtc_regs.ctrl = RK817_RTC_CTRL; sc->rtc_regs.ctrl_stop_mask = RK817_RTC_CTRL_STOP; sc->rtc_regs.ctrl_ampm_mask = RK817_RTC_AMPM_MODE; sc->rtc_regs.ctrl_gettime_mask = RK817_RTC_GET_TIME; sc->rtc_regs.ctrl_readsel_mask = RK817_RTC_READSEL; sc->dev_ctrl.dev_ctrl_reg = RK817_SYS_CFG3; sc->dev_ctrl.pwr_off_mask = RK817_SYS_CFG3_OFF; sc->dev_ctrl.pwr_rst_mask = RK817_SYS_CFG3_RST; return (rk8xx_attach(sc)); } static device_method_t rk817_methods[] = { DEVMETHOD(device_probe, rk817_probe), DEVMETHOD(device_attach, rk817_attach), DEVMETHOD_END }; DEFINE_CLASS_1(rk817_pmu, rk817_driver, rk817_methods, sizeof(struct rk8xx_softc), rk8xx_driver); EARLY_DRIVER_MODULE(rk817_pmu, iicbus, rk817_driver, 0, 0, BUS_PASS_INTERRUPT + BUS_PASS_ORDER_LATE); EARLY_DRIVER_MODULE(iicbus, rk817_pmu, iicbus_driver, 0, 0, BUS_PASS_INTERRUPT + BUS_PASS_ORDER_LATE); MODULE_DEPEND(rk817_pmu, iicbus, IICBUS_MINVER, IICBUS_PREFVER, IICBUS_MAXVER); MODULE_VERSION(rk817_pmu, 1);