linux/drivers/clk/meson/gxbb-aoclk.h
Neil Armstrong 62ec0b9754 clk: meson: gxbb-aoclk: Add CEC 32k clock
The CEC 32K AO Clock is a dual divider with dual counter to provide a more
precise 32768Hz clock for the CEC subsystem from the external xtal.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2017-08-04 18:02:02 +02:00

43 lines
964 B
C

/*
* Copyright (c) 2017 BayLibre, SAS
* Author: Neil Armstrong <narmstrong@baylibre.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __GXBB_AOCLKC_H
#define __GXBB_AOCLKC_H
/* AO Configuration Clock registers offsets */
#define AO_RTI_PWR_CNTL_REG1 0x0c
#define AO_RTI_PWR_CNTL_REG0 0x10
#define AO_RTI_GEN_CNTL_REG0 0x40
#define AO_OSCIN_CNTL 0x58
#define AO_CRT_CLK_CNTL1 0x68
#define AO_RTC_ALT_CLK_CNTL0 0x94
#define AO_RTC_ALT_CLK_CNTL1 0x98
struct aoclk_gate_regmap {
struct clk_hw hw;
unsigned bit_idx;
struct regmap *regmap;
spinlock_t *lock;
};
#define to_aoclk_gate_regmap(_hw) \
container_of(_hw, struct aoclk_gate_regmap, hw)
extern const struct clk_ops meson_aoclk_gate_regmap_ops;
struct aoclk_cec_32k {
struct clk_hw hw;
struct regmap *regmap;
spinlock_t *lock;
};
#define to_aoclk_cec_32k(_hw) container_of(_hw, struct aoclk_cec_32k, hw)
extern const struct clk_ops meson_aoclk_cec_32k_ops;
#endif /* __GXBB_AOCLKC_H */