diff options
| author | Alexandre Belloni | 2014-05-19 18:43:25 +0200 |
|---|---|---|
| committer | Mike Turquette | 2014-05-29 09:30:17 -0700 |
| commit | cf8de5a7f870c7e3940d888e2c6ce6988aeb26c6 (patch) | |
| tree | 71a4313ef6f084c4ffc08f28c839176cbb07f655 /drivers/clk/berlin/berlin2-pll.h | |
| parent | beca8ccce46b915391fdb93508ac7acbe6adb88d (diff) | |
clk: berlin: add driver for BG2x simple PLLs
This is a clock driver for the simple PLLs found on Berlin SoCs.
With repect to PLL registers and features, BG2/BG2CD and BG2Q are
slightly different, e.g. different allowed VCO dividers and bit
shifts.
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
Diffstat (limited to 'drivers/clk/berlin/berlin2-pll.h')
| -rw-r--r-- | drivers/clk/berlin/berlin2-pll.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/clk/berlin/berlin2-pll.h b/drivers/clk/berlin/berlin2-pll.h new file mode 100644 index 000000000000..8831ce27ac1e --- /dev/null +++ b/drivers/clk/berlin/berlin2-pll.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2014 Marvell Technology Group Ltd. + * + * Alexandre Belloni <alexandre.belloni@free-electrons.com> + * Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef __BERLIN2_PLL_H +#define __BERLIN2_PLL_H + +struct clk; + +struct berlin2_pll_map { + const u8 vcodiv[16]; + u8 mult; + u8 fbdiv_shift; + u8 rfdiv_shift; + u8 divsel_shift; +}; + +struct clk * __init +berlin2_pll_register(const struct berlin2_pll_map *map, + void __iomem *base, const char *name, + const char *parent_name, unsigned long flags); + +#endif /* __BERLIN2_PLL_H */ |