diff options
author | James Liao <jamesjj.liao@mediatek.com> | 2015-04-23 10:35:39 +0200 |
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committer | Stephen Boyd <sboyd@codeaurora.org> | 2015-05-05 22:50:31 -0700 |
commit | 9741b1a68035b541005db1a4d7623bd9b3522ab4 (patch) | |
tree | d78897587e33ebb5d6a38a62bed6935adbf840bd /drivers/clk/mediatek/clk-gate.h | |
parent | 2893c379461a208b3059f55dfe4dafa06b4aa46a (diff) | |
download | linux-9741b1a68035b541005db1a4d7623bd9b3522ab4.tar.bz2 |
clk: mediatek: Add initial common clock support for Mediatek SoCs.
This patch adds common clock support for Mediatek SoCs, including plls,
muxes and clock gates.
Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
[sboyd@codeaurora.org: Squelch checkpatch warning in clk-mtk.h]
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/mediatek/clk-gate.h')
-rw-r--r-- | drivers/clk/mediatek/clk-gate.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-gate.h b/drivers/clk/mediatek/clk-gate.h new file mode 100644 index 000000000000..6b6780b1e9c5 --- /dev/null +++ b/drivers/clk/mediatek/clk-gate.h @@ -0,0 +1,49 @@ +/* + * Copyright (c) 2014 MediaTek Inc. + * Author: James Liao <jamesjj.liao@mediatek.com> + * + * 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. + * + * This program is distributed in the hope that 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. + */ + +#ifndef __DRV_CLK_GATE_H +#define __DRV_CLK_GATE_H + +#include <linux/regmap.h> +#include <linux/clk.h> +#include <linux/clk-provider.h> + +struct mtk_clk_gate { + struct clk_hw hw; + struct regmap *regmap; + int set_ofs; + int clr_ofs; + int sta_ofs; + u8 bit; +}; + +static inline struct mtk_clk_gate *to_clk_gate(struct clk_hw *hw) +{ + return container_of(hw, struct mtk_clk_gate, hw); +} + +extern const struct clk_ops mtk_clk_gate_ops_setclr; +extern const struct clk_ops mtk_clk_gate_ops_setclr_inv; + +struct clk *mtk_clk_register_gate( + const char *name, + const char *parent_name, + struct regmap *regmap, + int set_ofs, + int clr_ofs, + int sta_ofs, + u8 bit, + const struct clk_ops *ops); + +#endif /* __DRV_CLK_GATE_H */ |