diff options
Diffstat (limited to 'arch/mips/lantiq/clk.c')
| -rw-r--r-- | arch/mips/lantiq/clk.c | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/arch/mips/lantiq/clk.c b/arch/mips/lantiq/clk.c index 3fc2e6d70c77..2d5a0bcb0cec 100644 --- a/arch/mips/lantiq/clk.c +++ b/arch/mips/lantiq/clk.c @@ -1,10 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* - * 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. * * Copyright (C) 2010 Thomas Langer <thomas.langer@lantiq.com> - * Copyright (C) 2010 John Crispin <blogic@openwrt.org> + * Copyright (C) 2010 John Crispin <john@phrozen.org> */ #include <linux/io.h> #include <linux/export.h> @@ -52,6 +50,7 @@ struct clk *clk_get_io(void) { return &cpu_clk_generic[2]; } +EXPORT_SYMBOL_GPL(clk_get_io); struct clk *clk_get_ppe(void) { @@ -99,6 +98,23 @@ int clk_set_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL(clk_set_rate); +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + if (unlikely(!clk_good(clk))) + return 0; + if (clk->rates && *clk->rates) { + unsigned long *r = clk->rates; + + while (*r && (*r != rate)) + r++; + if (!*r) { + return clk->rate; + } + } + return rate; +} +EXPORT_SYMBOL(clk_round_rate); + int clk_enable(struct clk *clk) { if (unlikely(!clk_good(clk))) @@ -143,10 +159,17 @@ void clk_deactivate(struct clk *clk) } EXPORT_SYMBOL(clk_deactivate); -struct clk *of_clk_get_from_provider(struct of_phandle_args *clkspec) +struct clk *clk_get_parent(struct clk *clk) { return NULL; } +EXPORT_SYMBOL(clk_get_parent); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + return 0; +} +EXPORT_SYMBOL(clk_set_parent); static inline u32 get_counter_resolution(void) { |