diff options
Diffstat (limited to 'drivers/clk/qcom/clk-alpha-pll.h')
-rw-r--r-- | drivers/clk/qcom/clk-alpha-pll.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clk-alpha-pll.h b/drivers/clk/qcom/clk-alpha-pll.h new file mode 100644 index 000000000000..90ce2016e1a0 --- /dev/null +++ b/drivers/clk/qcom/clk-alpha-pll.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2015, The Linux Foundation. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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 __QCOM_CLK_ALPHA_PLL_H__ +#define __QCOM_CLK_ALPHA_PLL_H__ + +#include <linux/clk-provider.h> +#include "clk-regmap.h" + +struct pll_vco { + unsigned long min_freq; + unsigned long max_freq; + u32 val; +}; + +/** + * struct clk_alpha_pll - phase locked loop (PLL) + * @offset: base address of registers + * @vco_table: array of VCO settings + * @clkr: regmap clock handle + */ +struct clk_alpha_pll { + u32 offset; + + const struct pll_vco *vco_table; + size_t num_vco; + + struct clk_regmap clkr; +}; + +/** + * struct clk_alpha_pll_postdiv - phase locked loop (PLL) post-divider + * @offset: base address of registers + * @width: width of post-divider + * @clkr: regmap clock handle + */ +struct clk_alpha_pll_postdiv { + u32 offset; + u8 width; + + struct clk_regmap clkr; +}; + +extern const struct clk_ops clk_alpha_pll_ops; +extern const struct clk_ops clk_alpha_pll_postdiv_ops; + +#endif |