mirror of
https://github.com/torvalds/linux.git
synced 2024-12-27 05:11:48 +00:00
760be6586f
Several clock controller drivers define a list of clk_hw devices, and then register those devices in probe() before using common code to process the rest of initialization. Extend the common code to accept a list of clk_hw devices to process, thus eliminating many duplicate implementations. Signed-off-by: Jeffrey Hugo <jhugo@codeaurora.org> Suggested-by: Stephen Boyd <sboyd@kernel.org> Reviewed-by: Vinod Koul <vkoul@kernel.org> Tested-by: Vinod Koul <vkoul@kernel.org> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/* Copyright (c) 2014, The Linux Foundation. All rights reserved. */
|
|
|
|
#ifndef __QCOM_CLK_COMMON_H__
|
|
#define __QCOM_CLK_COMMON_H__
|
|
|
|
struct platform_device;
|
|
struct regmap_config;
|
|
struct clk_regmap;
|
|
struct qcom_reset_map;
|
|
struct regmap;
|
|
struct freq_tbl;
|
|
struct clk_hw;
|
|
|
|
#define PLL_LOCK_COUNT_SHIFT 8
|
|
#define PLL_LOCK_COUNT_MASK 0x3f
|
|
#define PLL_BIAS_COUNT_SHIFT 14
|
|
#define PLL_BIAS_COUNT_MASK 0x3f
|
|
#define PLL_VOTE_FSM_ENA BIT(20)
|
|
#define PLL_VOTE_FSM_RESET BIT(21)
|
|
|
|
struct qcom_cc_desc {
|
|
const struct regmap_config *config;
|
|
struct clk_regmap **clks;
|
|
size_t num_clks;
|
|
const struct qcom_reset_map *resets;
|
|
size_t num_resets;
|
|
struct gdsc **gdscs;
|
|
size_t num_gdscs;
|
|
struct clk_hw **clk_hws;
|
|
size_t num_clk_hws;
|
|
};
|
|
|
|
/**
|
|
* struct parent_map - map table for source select configuration values
|
|
* @src: source
|
|
* @cfg: configuration value
|
|
*/
|
|
struct parent_map {
|
|
u8 src;
|
|
u8 cfg;
|
|
};
|
|
|
|
extern const struct freq_tbl *qcom_find_freq(const struct freq_tbl *f,
|
|
unsigned long rate);
|
|
extern const struct freq_tbl *qcom_find_freq_floor(const struct freq_tbl *f,
|
|
unsigned long rate);
|
|
extern void
|
|
qcom_pll_set_fsm_mode(struct regmap *m, u32 reg, u8 bias_count, u8 lock_count);
|
|
extern int qcom_find_src_index(struct clk_hw *hw, const struct parent_map *map,
|
|
u8 src);
|
|
|
|
extern int qcom_cc_register_board_clk(struct device *dev, const char *path,
|
|
const char *name, unsigned long rate);
|
|
extern int qcom_cc_register_sleep_clk(struct device *dev);
|
|
|
|
extern struct regmap *qcom_cc_map(struct platform_device *pdev,
|
|
const struct qcom_cc_desc *desc);
|
|
extern int qcom_cc_really_probe(struct platform_device *pdev,
|
|
const struct qcom_cc_desc *desc,
|
|
struct regmap *regmap);
|
|
extern int qcom_cc_probe(struct platform_device *pdev,
|
|
const struct qcom_cc_desc *desc);
|
|
|
|
#endif
|