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sys/arm/mv/clk/periph.c
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/*- | |||||
* 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; | |||||
} | |||||