The branch main has been updated by wma:
URL:
https://cgit.FreeBSD.org/src/commit/?id=f21c469dbca6ac411a149492f8b02d5aa07ffb92
commit f21c469dbca6ac411a149492f8b02d5aa07ffb92
Author: Hubert Mazur <h...@semihalf.com>
AuthorDate: 2021-08-10 14:55:27 +0000
Commit: Wojciech Macek <w...@freebsd.org>
CommitDate: 2022-01-04 12:26:35 +0000
Add driver for marvell, a37x0 peripheral clocks
Add driver for Marvell, Armada-37xx peripheral clock.
Register clocks for various peripheral devices in
north bridge or south bridge domain. Dump clock's
domain while verbose boot.
Reviewed by:
Obtained from: Semihalf
Differential revision: https://reviews.freebsd.org/D32294
---
sys/arm/mv/clk/a37x0_nb_periph_clk_driver.c | 166 +++++++++++
sys/arm/mv/clk/a37x0_periph_clk_driver.c | 216 ++++++++++++++
sys/arm/mv/clk/a37x0_sb_periph_clk_driver.c | 135 +++++++++
sys/arm/mv/clk/periph.c | 112 ++++++++
sys/arm/mv/clk/periph.h | 422 ++++++++++++++++++++++++++++
sys/arm/mv/clk/periph_clk_d.c | 282 +++++++++++++++++++
sys/arm/mv/clk/periph_clk_fixed.c | 107 +++++++
sys/arm/mv/clk/periph_clk_gate.c | 85 ++++++
sys/arm/mv/clk/periph_clk_mux_gate.c | 170 +++++++++++
sys/arm64/conf/std.marvell | 2 +
sys/conf/files.arm64 | 8 +
11 files changed, 1705 insertions(+)
diff --git a/sys/arm/mv/clk/a37x0_nb_periph_clk_driver.c
b/sys/arm/mv/clk/a37x0_nb_periph_clk_driver.c
new file mode 100644
index 000000000000..f0cf1247e741
--- /dev/null
+++ b/sys/arm/mv/clk/a37x0_nb_periph_clk_driver.c
@@ -0,0 +1,166 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2021 Semihalf.
+ *
+ * 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 <sys/param.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/rman.h>
+#include <machine/bus.h>
+
+#include <dev/fdt/simplebus.h>
+
+#include <dev/extres/clk/clk.h>
+#include <dev/extres/clk/clk_fixed.h>
+
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include "clkdev_if.h"
+#include "periph.h"
+
+#define NB_DEV_COUNT 17
+
+static struct clk_div_table a37x0_periph_clk_table_6 [] = {
+ { .value = 1, .divider = 1 },
+ { .value = 2, .divider = 2 },
+ { .value = 3, .divider = 3 },
+ { .value = 4, .divider = 4 },
+ { .value = 5, .divider = 5 },
+ { .value = 6, .divider = 6 },
+ { .value = 0, .divider = 0 }
+};
+
+static struct clk_div_table a37x0_periph_clk_table_2 [] = {
+ { .value = 0, .divider = 1 },
+ { .value = 1, .divider = 2 },
+ { .value = 2, .divider = 4 },
+ { .value = 3, .divider = 1 }
+};
+
+static struct a37x0_periph_clknode_def a37x0_nb_devices [] = {
+ CLK_FULL_DD("mmc", 0, 2, 0, 0, DIV_SEL2, DIV_SEL2, 16, 13,
+ "tbg_mux_mmc_50", "div1_mmc_51", "div2_mmc_52", "clk_mux_mmc_53"),
+ CLK_FULL_DD("sata_host", 1, 3, 2, 1, DIV_SEL2, DIV_SEL2, 10, 7,
+ "tbg_sata_host_mmc_55", "div1_sata_host_56", "div2_sata_host_57",
+ "clk_sata_host_mmc_58"),
+ CLK_FULL_DD("sec_at", 2, 6, 4, 2, DIV_SEL1, DIV_SEL1, 3, 0,
+ "tbg_mux_sec_at_60", "div1_sec_at_61", "div2_sec_at_62",
+ "clk_mux_sec_at_63"),
+ CLK_FULL_DD("sec_dap", 3, 7, 6, 3, DIV_SEL1, DIV_SEL1, 9, 6,
+ "tbg_mux_sec_dap_65", "div1_sec_dap_67", "div2_sec_dap_68",
+ "clk_mux_sec_dap_69"),
+ CLK_FULL_DD("tsecm", 4, 8, 8, 4, DIV_SEL1, DIV_SEL1, 15, 12,
+ "tbg_mux_tsecm_71", "div1_tsecm_72", "div2_tsecm_73",
+ "clk_mux_tsecm_74"),
+ CLK_FULL("setm_tmx", 5, 10, 10, 5, DIV_SEL1, 18,
+ a37x0_periph_clk_table_6, "tbg_mux_setm_tmx_76",
+ "div1_setm_tmx_77", "clk_mux_setm_tmx_78"),
+ CLK_FIXED("avs", 6, 11, 6, "mux_avs_80", "fixed1_avs_82"),
+ CLK_FULL_DD("pwm", 7, 13, 14, 8, DIV_SEL0, DIV_SEL0, 3, 0,
+ "tbg_mux_pwm_83", "div1_pwm_84", "div2_pwm_85", "clk_mux_pwm_86"),
+ CLK_FULL_DD("sqf", 8, 12, 12, 7, DIV_SEL1, DIV_SEL1, 27, 14,
+ "tbg_mux_sqf_88", "div1_sqf_89", "div2_sqf_90", "clk_mux_sqf_91"),
+ CLK_GATE("i2c_2", 9, 16, NULL),
+ CLK_GATE("i2c_1", 10, 17, NULL),
+ CLK_MUX_GATE_FIXED("ddr_phy", 11, 19, 10, "mux_ddr_phy_95",
+ "gate_ddr_phy_96", "fixed1_ddr_phy_97"),
+ CLK_FULL_DD("ddr_fclk", 12, 21, 16, 11, DIV_SEL0, DIV_SEL0, 15, 12,
+ "tbg_mux_ddr_fclk_99", "div1_ddr_fclk_100", "div2_ddr_fclk_101",
+ "clk_mux_ddr_fclk_102"),
+ CLK_FULL("trace", 13, 22, 18, 12, DIV_SEL0, 20,
+ a37x0_periph_clk_table_6, "tbg_mux_trace_104", "div1_trace_105",
+ "clk_mux_trace_106"),
+ CLK_FULL("counter", 14, 23, 20, 13, DIV_SEL0, 23,
+ a37x0_periph_clk_table_6, "tbg_mux_counter_108",
+ "div1_counter_109", "clk_mux_counter_110"),
+ CLK_FULL_DD("eip97", 15, 26, 24, 9, DIV_SEL2, DIV_SEL2, 22, 19,
+ "tbg_mux_eip97_112", "div1_eip97_113", "div2_eip97_114",
+ "clk_mux_eip97_115"),
+ CLK_CPU("cpu", 16, 22, 15, DIV_SEL0, 28, a37x0_periph_clk_table_2,
+ "tbg_mux_cpu_117", "div1_cpu_118"),
+};
+
+static struct ofw_compat_data a37x0_periph_compat_data [] = {
+ { "marvell,armada-3700-periph-clock-nb", 1 },
+ { NULL, 0 }
+};
+
+static int a37x0_nb_periph_clk_attach(device_t);
+static int a37x0_nb_periph_clk_probe(device_t);
+
+static device_method_t a37x0_nb_periph_clk_methods[] = {
+ DEVMETHOD(clkdev_device_unlock, a37x0_periph_clk_device_unlock),
+ DEVMETHOD(clkdev_device_lock, a37x0_periph_clk_device_lock),
+ DEVMETHOD(clkdev_read_4, a37x0_periph_clk_read_4),
+
+ DEVMETHOD(device_attach, a37x0_nb_periph_clk_attach),
+ DEVMETHOD(device_detach, a37x0_periph_clk_detach),
+ DEVMETHOD(device_probe, a37x0_nb_periph_clk_probe),
+
+ DEVMETHOD_END
+};
+
+static driver_t a37x0_nb_periph_driver = {
+ "a37x0_nb_periph_driver",
+ a37x0_nb_periph_clk_methods,
+ sizeof(struct a37x0_periph_clk_softc)
+};
+
+devclass_t a37x0_nb_periph_devclass;
+
+EARLY_DRIVER_MODULE(a37x0_nb_periph, simplebus, a37x0_nb_periph_driver,
+ a37x0_nb_periph_devclass, 0, 0, BUS_PASS_TIMER + BUS_PASS_ORDER_LATE);
+
+static int
+a37x0_nb_periph_clk_attach(device_t dev)
+{
+ struct a37x0_periph_clk_softc *sc;
+
+ sc = device_get_softc(dev);
+ sc->devices = a37x0_nb_devices;
+ sc->device_count = NB_DEV_COUNT;
+
+ return (a37x0_periph_clk_attach(dev));
+}
+
+static int
+a37x0_nb_periph_clk_probe(device_t dev)
+{
+
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+
+ if (!ofw_bus_search_compatible(dev,
+ a37x0_periph_compat_data)->ocd_data)
+ return (ENXIO);
+
+ device_set_desc(dev, "marvell,armada-3700-nb-periph-clock");
+
+ return (BUS_PROBE_DEFAULT);
+}
diff --git a/sys/arm/mv/clk/a37x0_periph_clk_driver.c
b/sys/arm/mv/clk/a37x0_periph_clk_driver.c
new file mode 100644
index 000000000000..bc250d67ecca
--- /dev/null
+++ b/sys/arm/mv/clk/a37x0_periph_clk_driver.c
@@ -0,0 +1,216 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2021 Semihalf.
+ *
+ * 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/rman.h>
+#include <machine/bus.h>
+
+#include <dev/fdt/simplebus.h>
+
+#include <dev/extres/clk/clk.h>
+#include <dev/extres/clk/clk_fixed.h>
+
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include "clkdev_if.h"
+#include "periph.h"
+
+#define TBG_COUNT 4
+#define XTAL_OFW_INDEX 4
+
+static struct resource_spec a37x0_periph_clk_spec[] = {
+ { SYS_RES_MEMORY, 0, RF_ACTIVE },
+ { -1, 0 }
+};
+
+int
+a37x0_periph_clk_attach(device_t dev)
+{
+ struct a37x0_periph_clknode_def *dev_defs;
+ struct a37x0_periph_clk_softc *sc;
+ const char *tbg_clocks[5];
+ const char *xtal_clock;
+ phandle_t node;
+ int error, i;
+ clk_t clock;
+
+ sc = device_get_softc(dev);
+ node = ofw_bus_get_node(dev);
+ sc->dev = dev;
+
+ mtx_init(&sc->mtx, device_get_nameunit(dev), NULL, MTX_DEF);
+
+ if (bus_alloc_resources(dev, a37x0_periph_clk_spec, &sc->res) != 0) {
+ device_printf(dev, "Cannot allocate resources\n");
+ return (ENXIO);
+ }
+
+ sc->clkdom = clkdom_create(dev);
+ if (sc->clkdom == NULL) {
+ device_printf(dev, "Cannot create clock domain\n");
+ return (ENXIO);
+ }
+
+ for (i = 0; i < TBG_COUNT; i++){
+ error = clk_get_by_ofw_index(dev, node, i, &clock);
+ if (error)
+ goto fail;
+ tbg_clocks[i] = clk_get_name(clock);
+ }
+
+ error = clk_get_by_ofw_index(dev, node, XTAL_OFW_INDEX, &clock);
+ if (error)
+ goto fail;
+ xtal_clock = clk_get_name(clock);
+
+ dev_defs = sc->devices;
+
+ for (i = 0; i< sc->device_count; i++) {
+ dev_defs[i].common_def.tbgs = tbg_clocks;
+ dev_defs[i].common_def.xtal = xtal_clock;
+ dev_defs[i].common_def.tbg_cnt = TBG_COUNT;
+ switch (dev_defs[i].type) {
+ case CLK_FULL_DD:
+ error = a37x0_periph_d_register_full_clk_dd(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_FULL:
+ error = a37x0_periph_d_register_full_clk(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_GATE:
+ error = a37x0_periph_gate_register_gate(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_MUX_GATE:
+ error = a37x0_periph_register_mux_gate(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_FIXED:
+ error = a37x0_periph_fixed_register_fixed(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_CPU:
+ error = a37x0_periph_d_register_periph_cpu(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_MDD:
+ error = a37x0_periph_d_register_mdd(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ case CLK_MUX_GATE_FIXED:
+ error = a37x0_periph_register_mux_gate_fixed(
+ sc->clkdom, &dev_defs[i]);
+ if (error)
+ goto fail;
+ break;
+
+ default:
+ return (ENXIO);
+ }
+ }
+
+ error = clkdom_finit(sc->clkdom);
+ if (error)
+ goto fail;
+
+ if (bootverbose)
+ clkdom_dump(sc->clkdom);
+
+ return (0);
+
+fail:
+ bus_release_resources(dev, a37x0_periph_clk_spec, &sc->res);
+
+ return (error);
+
+}
+
+int
+a37x0_periph_clk_read_4(device_t dev, bus_addr_t addr, uint32_t *val)
+{
+ struct a37x0_periph_clk_softc *sc;
+
+ sc = device_get_softc(dev);
+ *val = bus_read_4(sc->res, addr);
+
+ return (0);
+}
+
+void
+a37x0_periph_clk_device_lock(device_t dev)
+{
+ struct a37x0_periph_clk_softc *sc;
+
+ sc = device_get_softc(dev);
+ mtx_lock(&sc->mtx);
+}
+
+void
+a37x0_periph_clk_device_unlock(device_t dev)
+{
+ struct a37x0_periph_clk_softc *sc;
+
+ sc = device_get_softc(dev);
+ mtx_unlock(&sc->mtx);
+}
+
+int
+a37x0_periph_clk_detach(device_t dev)
+{
+
+ return (EBUSY);
+}
diff --git a/sys/arm/mv/clk/a37x0_sb_periph_clk_driver.c
b/sys/arm/mv/clk/a37x0_sb_periph_clk_driver.c
new file mode 100644
index 000000000000..4c6fe38b7040
--- /dev/null
+++ b/sys/arm/mv/clk/a37x0_sb_periph_clk_driver.c
@@ -0,0 +1,135 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2021 Semihalf.
+ *
+ * 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 <sys/param.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/rman.h>
+#include <machine/bus.h>
+
+#include <dev/fdt/simplebus.h>
+
+#include <dev/extres/clk/clk.h>
+#include <dev/extres/clk/clk_fixed.h>
+
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include "clkdev_if.h"
+#include "periph.h"
+
+#define SB_DEV_COUNT 14
+
+static struct a37x0_periph_clknode_def a37x0_sb_devices [] = {
+ CLK_MDD("gbe_50", 0, 6, 1, DIV_SEL2, DIV_SEL2, 6, 9,
+ "tbg_mux_gbe_50_120", "div1_gbe_50_121", "div2_gbe_50_122"),
+ CLK_MDD("gbe_core", 1, 8, 5, DIV_SEL1, DIV_SEL1, 18, 21,
+ "tbg_mux_gbe_core_124", "div1_gbe_core_125", "div2_gbe_core_126"),
+ CLK_MDD("gbe_125", 2, 10, 3, DIV_SEL1, DIV_SEL1, 6, 9,
+ "tbg_mux_gbe_125_128", "div1_gbe_50_129", "div2_gbe_50_130"),
+ CLK_GATE("gbe1_50", 3, 0, "gbe_50"),
+ CLK_GATE("gbe0_50", 4, 1, "gbe_50"),
+ CLK_GATE("gbe1_125", 5, 2, "gbe_125"),
+ CLK_GATE("gbe0_125", 6, 3, "gbe_125"),
+ CLK_MUX_GATE("gbe1_core", 7, 4, 13, "gbe_core",
+ "mux_gbe1_core_136", "fixed_gbe1_core_138"),
+ CLK_MUX_GATE("gbe0_core", 8, 5, 14, "gbe_core",
+ "mux_gbe0_core_139", "fixed_gbe0_core_141"),
+ CLK_MUX_GATE("gbe_bm", 9, 12, 12, "gbe_core",
+ "mux_gbe_bm_136", "fixed_gbe_bm_138"),
+ CLK_FULL_DD("sdio", 10, 11, 14, 7, DIV_SEL0, DIV_SEL0, 3, 6,
+ "tbg_mux_sdio_139", "div1_sdio_140", "div2_sdio_141",
+ "clk_mux_sdio_142"),
+ CLK_FULL_DD("usb32_usb2_sys", 11, 16, 16, 8, DIV_SEL0, DIV_SEL0, 9, 12,
+ "tbg_mux_usb32_usb2_sys_144", "div1_usb32_usb2_sys_145",
+ "div2_usb32_usb2_sys_146", "clk_mux_usb32_usb2_sys_147"),
+ CLK_FULL_DD("usb32_ss_sys", 12, 17, 18, 9, DIV_SEL0, DIV_SEL0, 15, 18,
+ "tbg_mux_usb32_ss_sys_149", "div1_usb32_ss_sys_150",
+ "div2_usb32_ss_sys_151", "clk_mux_usb32_ss_sys_152"),
+ CLK_GATE("pcie", 13, 14, "gbe_core")
+};
+
+static struct ofw_compat_data a37x0_sb_periph_compat_data[] = {
+ { "marvell,armada-3700-periph-clock-sb", 1 },
+ { NULL, 0 }
+};
+
+static int a37x0_sb_periph_clk_attach(device_t);
+static int a37x0_sb_periph_clk_probe(device_t);
+
+static device_method_t a37x0_sb_periph_clk_methods[] = {
+ DEVMETHOD(clkdev_device_unlock, a37x0_periph_clk_device_unlock),
+ DEVMETHOD(clkdev_device_lock, a37x0_periph_clk_device_lock),
+ DEVMETHOD(clkdev_read_4, a37x0_periph_clk_read_4),
+
+ DEVMETHOD(device_attach, a37x0_sb_periph_clk_attach),
+ DEVMETHOD(device_detach, a37x0_periph_clk_detach),
+ DEVMETHOD(device_probe, a37x0_sb_periph_clk_probe),
+
+ DEVMETHOD_END
+};
+
+static driver_t a37x0_sb_periph_driver = {
+ "a37x0_sb_periph_driver",
+ a37x0_sb_periph_clk_methods,
+ sizeof(struct a37x0_periph_clk_softc)
+};
+
+devclass_t a37x0_sb_periph_devclass;
+
+EARLY_DRIVER_MODULE(a37x0_sb_periph, simplebus, a37x0_sb_periph_driver,
+ a37x0_sb_periph_devclass, 0, 0, BUS_PASS_TIMER + BUS_PASS_ORDER_LATE);
+
+static int
+a37x0_sb_periph_clk_attach(device_t dev)
+{
+ struct a37x0_periph_clk_softc *sc;
+
+ sc = device_get_softc(dev);
+ sc->devices = a37x0_sb_devices;
+ sc->device_count = SB_DEV_COUNT;
+
+ return (a37x0_periph_clk_attach(dev));
+}
+
+static int
+a37x0_sb_periph_clk_probe(device_t dev)
+{
+
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+
+ if (!ofw_bus_search_compatible(dev,
+ a37x0_sb_periph_compat_data)->ocd_data)
+ return (ENXIO);
+
+ device_set_desc(dev, "marvell,armada-3700-sb-periph-clock");
+
+ return (BUS_PROBE_DEFAULT);
+}
diff --git a/sys/arm/mv/clk/periph.c b/sys/arm/mv/clk/periph.c
new file mode 100644
index 000000000000..fc2d2ff86af3
--- /dev/null
+++ b/sys/arm/mv/clk/periph.c
@@ -0,0 +1,112 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2021 Semihalf.
+ *
+ * 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 <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/mutex.h>
+#include <sys/rman.h>
+#include <machine/bus.h>
+
+#include <dev/fdt/simplebus.h>
+
+#include <dev/extres/clk/clk.h>
+#include <dev/extres/clk/clk_div.h>
+#include <dev/extres/clk/clk_fixed.h>
+#include <dev/extres/clk/clk_gate.h>
+#include <dev/extres/clk/clk_mux.h>
+
+#include <dev/ofw/ofw_bus.h>
+#include <dev/ofw/ofw_bus_subr.h>
+
+#include "clkdev_if.h"
+#include "periph.h"
+
+int
+a37x0_periph_create_mux(struct clkdom *clkdom,
+ struct clk_mux_def *mux, int id)
+{
+ int error;
+
+ mux->clkdef.id = id;
+
+ error = clknode_mux_register(clkdom, mux);
+ if (error != 0) {
+ printf("Failed to create %s: %d\n", mux->clkdef.name, error);
+ return (error);
+ }
+
+ return (0);
+}
+
+int
+a37x0_periph_create_div(struct clkdom *clkdom,
+ struct clk_div_def *div, int id)
+{
+ int error;
+
+ div->clkdef.id = id;
+
+ error = clknode_div_register(clkdom, div);
+ if (error != 0) {
+ printf("Failed to register %s: %d\n", div->clkdef.name, error);
+ return (error);
+ }
+
+ return (0);
+}
+
+int
+a37x0_periph_create_gate(struct clkdom *clkdom,
+ struct clk_gate_def *gate, int id)
+{
+ int error;
+
+ gate->clkdef.id = id;
+
+ error = clknode_gate_register(clkdom, gate);
+ if (error != 0) {
+ printf("Failed to create %s:%d\n", gate->clkdef.name, error);
+ return (error);
+ }
+
+ return (0);
+}
+
+void
+a37x0_periph_set_props(struct clknode_init_def *clkdef,
+ const char **parent_names, unsigned int parent_cnt)
+{
+
+ clkdef->parent_names = parent_names;
+ clkdef->parent_cnt = parent_cnt;
+}
+
diff --git a/sys/arm/mv/clk/periph.h b/sys/arm/mv/clk/periph.h
new file mode 100644
index 000000000000..7fabac40142e
--- /dev/null
+++ b/sys/arm/mv/clk/periph.h
@@ -0,0 +1,422 @@
+/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
+ * Copyright (c) 2021 Semihalf.
+ *
+ * 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.
+ *
+ * $FreeBSD$
+ *
+ */
+
+#ifndef _PERIPH_H_
+#define _PERIPH_H_
+
+#include <dev/extres/clk/clk.h>
+#include <dev/extres/clk/clk_mux.h>
+#include <dev/extres/clk/clk_div.h>
+#include <dev/extres/clk/clk_gate.h>
+
+#define TBG_SEL 0x0
+#define DIV_SEL0 0x4
+#define DIV_SEL1 0x8
+#define DIV_SEL2 0xC
+#define CLK_SEL 0x10
+#define CLK_DIS 0x14
+#define DIV_MASK 0x7
+
+#define MUX_POS 1
+#define DIV1_POS 2
+#define DIV2_POS 3
+#define GATE_POS 4
+#define FIXED1_POS 5
+#define FIXED2_POS 6
+#define CLK_MUX_POS 7
+
+#define RD4(_clk, offset, val) \
+ CLKDEV_READ_4(clknode_get_device(_clk), offset, val)
+
+#define A37x0_INTERNAL_CLK_ID(_base, _pos) \
+ ((_base * 10) + (_pos))
+
+#define CLK_FULL_DD(_name, _id, _gate_shift, _tbg_mux_shift, \
+ _clk_mux_shift, _div1_reg, _div2_reg, _div1_shift, _div2_shift, \
+ _tbg_mux_name, _div1_name, _div2_name, _clk_mux_name) \
+{ \
+ .type = CLK_FULL_DD, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.full_dd.tbg_mux.clkdef.name = _tbg_mux_name, \
+ .clk_def.full_dd.tbg_mux.offset = TBG_SEL, \
+ .clk_def.full_dd.tbg_mux.shift = _tbg_mux_shift, \
+ .clk_def.full_dd.tbg_mux.width = 0x2, \
+ .clk_def.full_dd.tbg_mux.mux_flags = 0x0, \
+ .clk_def.full_dd.div1.clkdef.name = _div1_name, \
+ .clk_def.full_dd.div1.offset = _div1_reg, \
+ .clk_def.full_dd.div1.i_shift = _div1_shift, \
+ .clk_def.full_dd.div1.i_width = 0x3, \
+ .clk_def.full_dd.div1.f_shift = 0x0, \
+ .clk_def.full_dd.div1.f_width = 0x0, \
+ .clk_def.full_dd.div1.div_flags = 0x0, \
+ .clk_def.full_dd.div1.div_table = NULL, \
+ .clk_def.full_dd.div2.clkdef.name = _div2_name, \
+ .clk_def.full_dd.div2.offset = _div2_reg, \
+ .clk_def.full_dd.div2.i_shift = _div2_shift, \
+ .clk_def.full_dd.div2.i_width = 0x3, \
+ .clk_def.full_dd.div2.f_shift = 0x0, \
+ .clk_def.full_dd.div2.f_width = 0x0, \
+ .clk_def.full_dd.div2.div_flags = 0x0, \
+ .clk_def.full_dd.div2.div_table = NULL, \
+ .clk_def.full_dd.clk_mux.clkdef.name = _clk_mux_name, \
+ .clk_def.full_dd.clk_mux.offset = CLK_SEL, \
+ .clk_def.full_dd.clk_mux.shift = _clk_mux_shift, \
+ .clk_def.full_dd.clk_mux.width = 0x1, \
+ .clk_def.full_dd.clk_mux.mux_flags = 0x0, \
+ .clk_def.full_dd.gate.clkdef.name = _name, \
+ .clk_def.full_dd.gate.offset = CLK_DIS, \
+ .clk_def.full_dd.gate.shift = _gate_shift, \
+ .clk_def.full_dd.gate.on_value = 0, \
+ .clk_def.full_dd.gate.off_value = 1, \
+ .clk_def.full_dd.gate.mask = 0x1, \
+ .clk_def.full_dd.gate.gate_flags = 0x0 \
+}
+
+#define CLK_FULL(_name, _id, _gate_shift, _tbg_mux_shift, \
+ _clk_mux_shift, _div1_reg, _div1_shift, _div_table, _tbg_mux_name, \
+ _div1_name, _clk_mux_name) \
+{ \
+ .type = CLK_FULL, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.full_d.tbg_mux.clkdef.name = _tbg_mux_name, \
+ .clk_def.full_d.tbg_mux.offset = TBG_SEL, \
+ .clk_def.full_d.tbg_mux.shift = _tbg_mux_shift, \
+ .clk_def.full_d.tbg_mux.width = 0x2, \
+ .clk_def.full_d.tbg_mux.mux_flags = 0x0, \
+ .clk_def.full_d.div.clkdef.name = _div1_name, \
+ .clk_def.full_d.div.offset = _div1_reg, \
+ .clk_def.full_d.div.i_shift = _div1_shift, \
+ .clk_def.full_d.div.i_width = 0x3, \
+ .clk_def.full_d.div.f_shift = 0x0, \
+ .clk_def.full_d.div.f_width = 0x0, \
+ .clk_def.full_d.div.div_flags = 0x0, \
+ .clk_def.full_d.div.div_table = _div_table, \
+ .clk_def.full_d.clk_mux.clkdef.name = _clk_mux_name, \
+ .clk_def.full_d.clk_mux.offset = CLK_SEL, \
+ .clk_def.full_d.clk_mux.shift = _clk_mux_shift, \
+ .clk_def.full_d.clk_mux.width = 0x1, \
+ .clk_def.full_d.clk_mux.mux_flags = 0x0, \
+ .clk_def.full_d.gate.clkdef.name = _name, \
+ .clk_def.full_d.gate.offset = CLK_DIS, \
+ .clk_def.full_d.gate.shift = _gate_shift, \
+ .clk_def.full_d.gate.on_value = 0, \
+ .clk_def.full_d.gate.off_value = 1, \
+ .clk_def.full_d.gate.mask = 0x1, \
+ .clk_def.full_d.gate.gate_flags = 0x0 \
+}
+
+#define CLK_CPU(_name, _id, _tbg_mux_shift, _clk_mux_shift, _div1_reg, \
+ _div1_shift, _div_table, _tbg_mux_name, _div1_name)
\
+{ \
+ .type = CLK_CPU, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.cpu.tbg_mux.clkdef.name = _tbg_mux_name, \
+ .clk_def.cpu.tbg_mux.offset = TBG_SEL, \
+ .clk_def.cpu.tbg_mux.shift = _tbg_mux_shift, \
+ .clk_def.cpu.tbg_mux.width = 0x2, \
+ .clk_def.cpu.tbg_mux.mux_flags = 0x0, \
+ .clk_def.cpu.div.clkdef.name = _div1_name, \
+ .clk_def.cpu.div.offset = _div1_reg, \
+ .clk_def.cpu.div.i_shift = _div1_shift, \
+ .clk_def.cpu.div.i_width = 0x3, \
+ .clk_def.cpu.div.f_shift = 0x0, \
+ .clk_def.cpu.div.f_width = 0x0, \
+ .clk_def.cpu.div.div_flags = 0x0, \
+ .clk_def.cpu.div.div_table = _div_table, \
+ .clk_def.cpu.clk_mux.clkdef.name = _name, \
+ .clk_def.cpu.clk_mux.offset = CLK_SEL, \
+ .clk_def.cpu.clk_mux.shift = _clk_mux_shift, \
+ .clk_def.cpu.clk_mux.width = 0x1, \
+ .clk_def.cpu.clk_mux.mux_flags = 0x0, \
+}
+
+#define CLK_GATE(_name, _id, _gate_shift, _pname) \
+{ \
+ .type = CLK_GATE, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .common_def.pname = _pname, \
+ .clk_def.gate.gate.clkdef.name = _name, \
+ .clk_def.gate.gate.clkdef.parent_cnt = 1, \
+ .clk_def.gate.gate.offset = CLK_DIS, \
+ .clk_def.gate.gate.shift = _gate_shift, \
+ .clk_def.gate.gate.on_value = 0, \
+ .clk_def.gate.gate.off_value = 1, \
+ .clk_def.gate.gate.mask = 0x1, \
+ .clk_def.gate.gate.gate_flags = 0x0 \
+}
+
+#define CLK_MDD(_name, _id, _tbg_mux_shift, _clk_mux_shift, _div1_reg, \
+ _div2_reg, _div1_shift, _div2_shift, _tbg_mux_name, _div1_name, \
+ _div2_name)
\
+{ \
+ .type = CLK_MDD, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.mdd.tbg_mux.clkdef.name = _tbg_mux_name, \
+ .clk_def.mdd.tbg_mux.offset = TBG_SEL, \
+ .clk_def.mdd.tbg_mux.shift = _tbg_mux_shift, \
+ .clk_def.mdd.tbg_mux.width = 0x2, \
+ .clk_def.mdd.tbg_mux.mux_flags = 0x0, \
+ .clk_def.mdd.div1.clkdef.name = _div1_name, \
+ .clk_def.mdd.div1.offset = _div1_reg, \
+ .clk_def.mdd.div1.i_shift = _div1_shift, \
+ .clk_def.mdd.div1.i_width = 0x3, \
+ .clk_def.mdd.div1.f_shift = 0x0, \
+ .clk_def.mdd.div1.f_width = 0x0, \
+ .clk_def.mdd.div1.div_flags = 0x0, \
+ .clk_def.mdd.div1.div_table = NULL, \
+ .clk_def.mdd.div2.clkdef.name = _div2_name, \
+ .clk_def.mdd.div2.offset = _div2_reg, \
+ .clk_def.mdd.div2.i_shift = _div2_shift, \
+ .clk_def.mdd.div2.i_width = 0x3, \
+ .clk_def.mdd.div2.f_shift = 0x0, \
+ .clk_def.mdd.div2.f_width = 0x0, \
+ .clk_def.mdd.div2.div_flags = 0x0, \
+ .clk_def.mdd.div2.div_table = NULL, \
+ .clk_def.mdd.clk_mux.clkdef.name = _name, \
+ .clk_def.mdd.clk_mux.offset = CLK_SEL, \
+ .clk_def.mdd.clk_mux.shift = _clk_mux_shift, \
+ .clk_def.mdd.clk_mux.width = 0x1, \
+ .clk_def.mdd.clk_mux.mux_flags = 0x0 \
+}
+
+#define CLK_MUX_GATE(_name, _id, _gate_shift, _mux_shift, _pname, \
+ _mux_name, _fixed_name) \
+{ \
+ .type = CLK_MUX_GATE, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .common_def.pname = _pname, \
+ .clk_def.mux_gate.mux.clkdef.name = _mux_name, \
+ .clk_def.mux_gate.mux.offset = TBG_SEL, \
+ .clk_def.mux_gate.mux.shift = _mux_shift, \
+ .clk_def.mux_gate.mux.width = 0x1, \
+ .clk_def.mux_gate.mux.mux_flags = 0x0, \
+ .clk_def.mux_gate.gate.clkdef.name = _name, \
+ .clk_def.mux_gate.gate.offset = CLK_DIS, \
+ .clk_def.mux_gate.gate.shift = _gate_shift, \
+ .clk_def.mux_gate.gate.on_value = 0, \
+ .clk_def.mux_gate.gate.off_value = 1, \
+ .clk_def.mux_gate.gate.mask = 0x1, \
+ .clk_def.mux_gate.gate.gate_flags = 0x0, \
+ .clk_def.mux_gate.fixed.clkdef.name = _fixed_name \
+}
+
+#define CLK_MUX_GATE_FIXED(_name, _id, _gate_shift, _mux_shift, \
+ _mux_name, _gate_name, _fixed1_name) \
+{ \
+ .type = CLK_MUX_GATE_FIXED, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.mux_gate_fixed.mux.clkdef.name = _mux_name, \
+ .clk_def.mux_gate_fixed.mux.offset = TBG_SEL, \
+ .clk_def.mux_gate_fixed.mux.shift = _mux_shift, \
+ .clk_def.mux_gate_fixed.mux.width = 0x1, \
+ .clk_def.mux_gate_fixed.mux.mux_flags = 0x0, \
+ .clk_def.mux_gate_fixed.gate.clkdef.name = _gate_name, \
+ .clk_def.mux_gate_fixed.gate.offset = CLK_DIS, \
+ .clk_def.mux_gate_fixed.gate.shift = _gate_shift, \
+ .clk_def.mux_gate_fixed.gate.on_value = 0, \
+ .clk_def.mux_gate_fixed.gate.off_value = 1, \
+ .clk_def.mux_gate_fixed.gate.mask = 0x1, \
+ .clk_def.mux_gate_fixed.gate.gate_flags = 0x0, \
+ .clk_def.mux_gate_fixed.fixed1.clkdef.name = _fixed1_name, \
+ .clk_def.mux_gate_fixed.fixed2.clkdef.name = _name \
+}
+
+#define CLK_FIXED(_name, _id, _gate_shift, _mux_shift, _mux_name, \
+ _fixed_name) \
+{ \
+ .type = CLK_FIXED, \
+ .common_def.device_name = _name, \
+ .common_def.device_id = _id, \
+ .clk_def.fixed.mux.clkdef.name = _mux_name, \
+ .clk_def.fixed.mux.offset = TBG_SEL, \
+ .clk_def.fixed.mux.shift = _mux_shift, \
+ .clk_def.fixed.mux.width = 0x1, \
+ .clk_def.fixed.mux.mux_flags = 0x0, \
+ .clk_def.fixed.gate.clkdef.name = _name, \
+ .clk_def.fixed.gate.offset = CLK_DIS, \
+ .clk_def.fixed.gate.shift = _gate_shift, \
+ .clk_def.fixed.gate.on_value = 0, \
+ .clk_def.fixed.gate.off_value = 1, \
+ .clk_def.fixed.gate.mask = 0x1, \
+ .clk_def.fixed.gate.gate_flags = 0x0, \
+ .clk_def.fixed.fixed.clkdef.name = _fixed_name \
+}
+
+struct a37x0_periph_clk_softc {
+ device_t dev;
+ struct resource *res;
+ struct clkdom *clkdom;
+ struct mtx mtx;
+ struct a37x0_periph_clknode_def *devices;
+ int device_count;
+};
+
+struct a37x0_periph_clk_dd_def {
+ struct clk_mux_def tbg_mux;
+ struct clk_div_def div1;
+ struct clk_div_def div2;
+ struct clk_mux_def clk_mux;
+ struct clk_gate_def gate;
+};
*** 828 LINES SKIPPED ***
