diff options
Diffstat (limited to 'drivers/clk/meson/clk-pll.h')
| -rw-r--r-- | drivers/clk/meson/clk-pll.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/clk/meson/clk-pll.h b/drivers/clk/meson/clk-pll.h new file mode 100644 index 000000000..367efd0f6 --- /dev/null +++ b/drivers/clk/meson/clk-pll.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2019 BayLibre, SAS. + * Author: Jerome Brunet <jbrunet@baylibre.com> + */ + +#ifndef __MESON_CLK_PLL_H +#define __MESON_CLK_PLL_H + +#include <linux/clk-provider.h> +#include <linux/regmap.h> +#include "parm.h" + +struct pll_params_table { + unsigned int m; + unsigned int n; +}; + +struct pll_mult_range { + unsigned int min; + unsigned int max; +}; + +#define PLL_PARAMS(_m, _n) \ + { \ + .m = (_m), \ + .n = (_n), \ + } + +#define CLK_MESON_PLL_ROUND_CLOSEST BIT(0) + +struct meson_clk_pll_data { + struct parm en; + struct parm m; + struct parm n; + struct parm frac; + struct parm l; + struct parm rst; + const struct reg_sequence *init_regs; + unsigned int init_count; + const struct pll_params_table *table; + const struct pll_mult_range *range; + u8 flags; +}; + +extern const struct clk_ops meson_clk_pll_ro_ops; +extern const struct clk_ops meson_clk_pll_ops; +extern const struct clk_ops meson_clk_pcie_pll_ops; + +#endif /* __MESON_CLK_PLL_H */ |