/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2018 Emmanuel Vadot * Copyright (c) 2018 Greg V * * 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 ``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 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 /* GATES */ #define PCLK_PMU 20 #define PCLK_GPIO0_PMU 23 #define PCLK_GPIO1_PMU 24 #define PCLK_I2C0_PMU 27 #define PCLK_I2C4_PMU 28 #define PCLK_I2C8_PMU 29 #define PCLK_RKPWM_PMU 30 static struct rk_cru_gate rk3399_pmu_gates[] = { /* PMUCRU_CLKGATE_CON1 */ CRU_GATE(PCLK_PMU, "pclk_pmu", "pclk_pmu_src", 0x104, 0) CRU_GATE(PCLK_GPIO0_PMU, "pclk_gpio0_pmu", "pclk_pmu_src", 0x104, 3) CRU_GATE(PCLK_GPIO1_PMU, "pclk_gpio1_pmu", "pclk_pmu_src", 0x104, 4) CRU_GATE(PCLK_I2C0_PMU, "pclk_i2c0_pmu", "pclk_pmu_src", 0x104, 7) CRU_GATE(PCLK_I2C4_PMU, "pclk_i2c4_pmu", "pclk_pmu_src", 0x104, 8) CRU_GATE(PCLK_I2C8_PMU, "pclk_i2c8_pmu", "pclk_pmu_src", 0x104, 9) CRU_GATE(PCLK_RKPWM_PMU, "pclk_rkpwm_pmu", "pclk_pmu_src", 0x104, 10) }; /* * PLLs */ #define PLL_PPLL 1 static struct rk_clk_pll_rate rk3399_pll_rates[] = { { .freq = 2208000000, .refdiv = 1, .fbdiv = 92, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2184000000, .refdiv = 1, .fbdiv = 91, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2160000000, .refdiv = 1, .fbdiv = 90, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2136000000, .refdiv = 1, .fbdiv = 89, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2112000000, .refdiv = 1, .fbdiv = 88, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2088000000, .refdiv = 1, .fbdiv = 87, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2064000000, .refdiv = 1, .fbdiv = 86, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2040000000, .refdiv = 1, .fbdiv = 85, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 2016000000, .refdiv = 1, .fbdiv = 84, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1992000000, .refdiv = 1, .fbdiv = 83, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1968000000, .refdiv = 1, .fbdiv = 82, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1944000000, .refdiv = 1, .fbdiv = 81, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1920000000, .refdiv = 1, .fbdiv = 80, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1896000000, .refdiv = 1, .fbdiv = 79, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1872000000, .refdiv = 1, .fbdiv = 78, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1848000000, .refdiv = 1, .fbdiv = 77, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1824000000, .refdiv = 1, .fbdiv = 76, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1800000000, .refdiv = 1, .fbdiv = 75, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1776000000, .refdiv = 1, .fbdiv = 74, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1752000000, .refdiv = 1, .fbdiv = 73, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1728000000, .refdiv = 1, .fbdiv = 72, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1704000000, .refdiv = 1, .fbdiv = 71, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1680000000, .refdiv = 1, .fbdiv = 70, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1656000000, .refdiv = 1, .fbdiv = 69, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1632000000, .refdiv = 1, .fbdiv = 68, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1608000000, .refdiv = 1, .fbdiv = 67, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1600000000, .refdiv = 3, .fbdiv = 200, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1584000000, .refdiv = 1, .fbdiv = 66, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1560000000, .refdiv = 1, .fbdiv = 65, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1536000000, .refdiv = 1, .fbdiv = 64, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1512000000, .refdiv = 1, .fbdiv = 63, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1488000000, .refdiv = 1, .fbdiv = 62, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1464000000, .refdiv = 1, .fbdiv = 61, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1440000000, .refdiv = 1, .fbdiv = 60, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1416000000, .refdiv = 1, .fbdiv = 59, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1392000000, .refdiv = 1, .fbdiv = 58, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1368000000, .refdiv = 1, .fbdiv = 57, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1344000000, .refdiv = 1, .fbdiv = 56, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1320000000, .refdiv = 1, .fbdiv = 55, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1296000000, .refdiv = 1, .fbdiv = 54, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1272000000, .refdiv = 1, .fbdiv = 53, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1248000000, .refdiv = 1, .fbdiv = 52, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1200000000, .refdiv = 1, .fbdiv = 50, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1188000000, .refdiv = 2, .fbdiv = 99, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1104000000, .refdiv = 1, .fbdiv = 46, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1100000000, .refdiv = 12, .fbdiv = 550, .postdiv1 = 1, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1008000000, .refdiv = 1, .fbdiv = 84, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 1000000000, .refdiv = 1, .fbdiv = 125, .postdiv1 = 3, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 984000000, .refdiv = 1, .fbdiv = 82, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 960000000, .refdiv = 1, .fbdiv = 80, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 936000000, .refdiv = 1, .fbdiv = 78, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 912000000, .refdiv = 1, .fbdiv = 76, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 900000000, .refdiv = 4, .fbdiv = 300, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 888000000, .refdiv = 1, .fbdiv = 74, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 864000000, .refdiv = 1, .fbdiv = 72, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 840000000, .refdiv = 1, .fbdiv = 70, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 816000000, .refdiv = 1, .fbdiv = 68, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 800000000, .refdiv = 1, .fbdiv = 100, .postdiv1 = 3, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 700000000, .refdiv = 6, .fbdiv = 350, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 696000000, .refdiv = 1, .fbdiv = 58, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 676000000, .refdiv = 3, .fbdiv = 169, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 600000000, .refdiv = 1, .fbdiv = 75, .postdiv1 = 3, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 594000000, .refdiv = 1, .fbdiv = 99, .postdiv1 = 4, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 533250000, .refdiv = 8, .fbdiv = 711, .postdiv1 = 4, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 504000000, .refdiv = 1, .fbdiv = 63, .postdiv1 = 3, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 500000000, .refdiv = 6, .fbdiv = 250, .postdiv1 = 2, .postdiv2 = 1, .dsmpd = 1, }, { .freq = 408000000, .refdiv = 1, .fbdiv = 68, .postdiv1 = 2, .postdiv2 = 2, .dsmpd = 1, }, { .freq = 312000000, .refdiv = 1, .fbdiv = 52, .postdiv1 = 2, .postdiv2 = 2, .dsmpd = 1, }, { .freq = 297000000, .refdiv = 1, .fbdiv = 99, .postdiv1 = 4, .postdiv2 = 2, .dsmpd = 1, }, { .freq = 216000000, .refdiv = 1, .fbdiv = 72, .postdiv1 = 4, .postdiv2 = 2, .dsmpd = 1, }, { .freq = 148500000, .refdiv = 1, .fbdiv = 99, .postdiv1 = 4, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 106500000, .refdiv = 1, .fbdiv = 71, .postdiv1 = 4, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 96000000, .refdiv = 1, .fbdiv = 64, .postdiv1 = 4, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 74250000, .refdiv = 2, .fbdiv = 99, .postdiv1 = 4, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 65000000, .refdiv = 1, .fbdiv = 65, .postdiv1 = 6, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 54000000, .refdiv = 1, .fbdiv = 54, .postdiv1 = 6, .postdiv2 = 4, .dsmpd = 1, }, { .freq = 27000000, .refdiv = 1, .fbdiv = 27, .postdiv1 = 6, .postdiv2 = 4, .dsmpd = 1, }, {}, }; static const char *pll_parents[] = {"xin24m"}; static struct rk_clk_pll_def ppll = { .clkdef = { .id = PLL_PPLL, .name = "ppll", .parent_names = pll_parents, .parent_cnt = nitems(pll_parents), }, .base_offset = 0x00, .rates = rk3399_pll_rates, }; static const char *pmu_parents[] = {"ppll"}; #define PCLK_PMU_SRC 19 static struct rk_clk_composite_def pclk_pmu_src = { .clkdef = { .id = PCLK_PMU_SRC, .name = "pclk_pmu_src", .parent_names = pmu_parents, .parent_cnt = nitems(pmu_parents), }, /* PMUCRU_CLKSEL_CON0 */ .muxdiv_offset = 0x80, .div_shift = 0, .div_width = 5, }; #define SCLK_I2C0_PMU 9 #define SCLK_I2C4_PMU 10 #define SCLK_I2C8_PMU 11 static struct rk_clk_composite_def i2c0 = { .clkdef = { .id = SCLK_I2C0_PMU, .name = "clk_i2c0_pmu", .parent_names = pmu_parents, .parent_cnt = nitems(pmu_parents), }, /* PMUCRU_CLKSEL_CON2 */ .muxdiv_offset = 0x88, .div_shift = 0, .div_width = 7, /* PMUCRU_CLKGATE_CON0 */ .gate_offset = 0x100, .gate_shift = 9, .flags = RK_CLK_COMPOSITE_HAVE_GATE, }; static struct rk_clk_composite_def i2c8 = { .clkdef = { .id = SCLK_I2C8_PMU, .name = "clk_i2c8_pmu", .parent_names = pmu_parents, .parent_cnt = nitems(pmu_parents), }, /* PMUCRU_CLKSEL_CON2 */ .muxdiv_offset = 0x88, .div_shift = 8, .div_width = 7, /* PMUCRU_CLKGATE_CON0 */ .gate_offset = 0x100, .gate_shift = 11, .flags = RK_CLK_COMPOSITE_HAVE_GATE, }; static struct rk_clk_composite_def i2c4 = { .clkdef = { .id = SCLK_I2C4_PMU, .name = "clk_i2c4_pmu", .parent_names = pmu_parents, .parent_cnt = nitems(pmu_parents), }, /* PMUCRU_CLKSEL_CON3 */ .muxdiv_offset = 0x8c, .div_shift = 0, .div_width = 7, /* PMUCRU_CLKGATE_CON0 */ .gate_offset = 0x100, .gate_shift = 10, .flags = RK_CLK_COMPOSITE_HAVE_GATE, }; static struct rk_clk rk3399_pmu_clks[] = { { .type = RK3399_CLK_PLL, .clk.pll = &ppll }, { .type = RK_CLK_COMPOSITE, .clk.composite = &pclk_pmu_src }, { .type = RK_CLK_COMPOSITE, .clk.composite = &i2c0 }, { .type = RK_CLK_COMPOSITE, .clk.composite = &i2c4 }, { .type = RK_CLK_COMPOSITE, .clk.composite = &i2c8 }, }; static int rk3399_pmucru_probe(device_t dev) { if (!ofw_bus_status_okay(dev)) return (ENXIO); if (ofw_bus_is_compatible(dev, "rockchip,rk3399-pmucru")) { device_set_desc(dev, "Rockchip RK3399 PMU Clock and Reset Unit"); return (BUS_PROBE_DEFAULT); } return (ENXIO); } static int rk3399_pmucru_attach(device_t dev) { struct rk_cru_softc *sc; sc = device_get_softc(dev); sc->dev = dev; sc->gates = rk3399_pmu_gates; sc->ngates = nitems(rk3399_pmu_gates); sc->clks = rk3399_pmu_clks; sc->nclks = nitems(rk3399_pmu_clks); sc->reset_offset = 0x110; sc->reset_num = 30; return (rk_cru_attach(dev)); } static device_method_t rk3399_pmucru_methods[] = { /* Device interface */ DEVMETHOD(device_probe, rk3399_pmucru_probe), DEVMETHOD(device_attach, rk3399_pmucru_attach), DEVMETHOD_END }; static devclass_t rk3399_pmucru_devclass; DEFINE_CLASS_1(rk3399_pmucru, rk3399_pmucru_driver, rk3399_pmucru_methods, sizeof(struct rk_cru_softc), rk_cru_driver); EARLY_DRIVER_MODULE(rk3399_pmucru, simplebus, rk3399_pmucru_driver, rk3399_pmucru_devclass, 0, 0, BUS_PASS_BUS + BUS_PASS_ORDER_MIDDLE);