diff options
| author | Chunyan Zhang <chunyan.zhang@spreadtrum.com> | 2017-12-07 20:57:05 +0800 |
|---|---|---|
| committer | Stephen Boyd <sboyd@codeaurora.org> | 2017-12-21 15:00:51 -0800 |
| commit | d41f59fd92f2ef73026f55cd356a4ca253f4716a (patch) | |
| tree | e0f552c57e2c789e2579c905f67e26827e236e2c /drivers/clk/sprd/common.h | |
| parent | 1ded879e12310b1f8f81b1f84e293933a3b69f14 (diff) | |
clk: sprd: Add common infrastructure
Added Spreadtrum's clock driver framework together with common
structures and interface functions.
Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'drivers/clk/sprd/common.h')
| -rw-r--r-- | drivers/clk/sprd/common.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/clk/sprd/common.h b/drivers/clk/sprd/common.h new file mode 100644 index 000000000000..abd9ff5ef448 --- /dev/null +++ b/drivers/clk/sprd/common.h @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Spreadtrum clock infrastructure +// +// Copyright (C) 2017 Spreadtrum, Inc. +// Author: Chunyan Zhang <chunyan.zhang@spreadtrum.com> + +#ifndef _SPRD_CLK_COMMON_H_ +#define _SPRD_CLK_COMMON_H_ + +#include <linux/clk-provider.h> +#include <linux/of_platform.h> +#include <linux/regmap.h> + +struct device_node; + +struct sprd_clk_common { + struct regmap *regmap; + u32 reg; + struct clk_hw hw; +}; + +struct sprd_clk_desc { + struct sprd_clk_common **clk_clks; + unsigned long num_clk_clks; + struct clk_hw_onecell_data *hw_clks; +}; + +static inline struct sprd_clk_common * + hw_to_sprd_clk_common(const struct clk_hw *hw) +{ + return container_of(hw, struct sprd_clk_common, hw); +} +int sprd_clk_regmap_init(struct platform_device *pdev, + const struct sprd_clk_desc *desc); +int sprd_clk_probe(struct device *dev, struct clk_hw_onecell_data *clkhw); + +#endif /* _SPRD_CLK_COMMON_H_ */ |