linux/drivers/clk/versatile/clk-icst.h
Linus Walleij 84655b762a clk: versatile: Add device tree probing for IM-PD1 clocks
As we want to move these clocks over to probe from the device
tree we add a device tree probing path.

The old platform data path will be deleted once we have the
device tree overall code in place.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lkml.kernel.org/r/20200219103326.81120-3-linus.walleij@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2020-03-20 17:55:31 -07:00

42 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
struct regmap;
/**
* enum icst_control_type - the type of ICST control register
*/
enum icst_control_type {
ICST_VERSATILE, /* The standard type, all control bits available */
ICST_INTEGRATOR_AP_CM, /* Only 8 bits of VDW available */
ICST_INTEGRATOR_AP_SYS, /* Only 8 bits of VDW available */
ICST_INTEGRATOR_AP_PCI, /* Odd bit pattern storage */
ICST_INTEGRATOR_CP_CM_CORE, /* Only 8 bits of VDW and 3 bits of OD */
ICST_INTEGRATOR_CP_CM_MEM, /* Only 8 bits of VDW and 3 bits of OD */
ICST_INTEGRATOR_IM_PD1, /* Like the Versatile, all control bits */
};
/**
* struct clk_icst_desc - descriptor for the ICST VCO
* @params: ICST parameters
* @vco_offset: offset to the ICST VCO from the provided memory base
* @lock_offset: offset to the ICST VCO locking register from the provided
* memory base
*/
struct clk_icst_desc {
const struct icst_params *params;
u32 vco_offset;
u32 lock_offset;
};
struct clk *icst_clk_register(struct device *dev,
const struct clk_icst_desc *desc,
const char *name,
const char *parent_name,
void __iomem *base);
struct clk *icst_clk_setup(struct device *dev,
const struct clk_icst_desc *desc,
const char *name,
const char *parent_name,
struct regmap *map,
enum icst_control_type ctype);