xref: /OK3568_Linux_fs/kernel/drivers/clk/versatile/clk-icst.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun struct regmap;
3*4882a593Smuzhiyun 
4*4882a593Smuzhiyun /**
5*4882a593Smuzhiyun  * enum icst_control_type - the type of ICST control register
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun enum icst_control_type {
8*4882a593Smuzhiyun 	ICST_VERSATILE, /* The standard type, all control bits available */
9*4882a593Smuzhiyun 	ICST_INTEGRATOR_AP_CM, /* Only 8 bits of VDW available */
10*4882a593Smuzhiyun 	ICST_INTEGRATOR_AP_SYS, /* Only 8 bits of VDW available */
11*4882a593Smuzhiyun 	ICST_INTEGRATOR_AP_PCI, /* Odd bit pattern storage */
12*4882a593Smuzhiyun 	ICST_INTEGRATOR_CP_CM_CORE, /* Only 8 bits of VDW and 3 bits of OD */
13*4882a593Smuzhiyun 	ICST_INTEGRATOR_CP_CM_MEM, /* Only 8 bits of VDW and 3 bits of OD */
14*4882a593Smuzhiyun 	ICST_INTEGRATOR_IM_PD1, /* Like the Versatile, all control bits */
15*4882a593Smuzhiyun };
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun /**
18*4882a593Smuzhiyun  * struct clk_icst_desc - descriptor for the ICST VCO
19*4882a593Smuzhiyun  * @params: ICST parameters
20*4882a593Smuzhiyun  * @vco_offset: offset to the ICST VCO from the provided memory base
21*4882a593Smuzhiyun  * @lock_offset: offset to the ICST VCO locking register from the provided
22*4882a593Smuzhiyun  *	memory base
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun struct clk_icst_desc {
25*4882a593Smuzhiyun 	const struct icst_params *params;
26*4882a593Smuzhiyun 	u32 vco_offset;
27*4882a593Smuzhiyun 	u32 lock_offset;
28*4882a593Smuzhiyun };
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct clk *icst_clk_register(struct device *dev,
31*4882a593Smuzhiyun 			      const struct clk_icst_desc *desc,
32*4882a593Smuzhiyun 			      const char *name,
33*4882a593Smuzhiyun 			      const char *parent_name,
34*4882a593Smuzhiyun 			      void __iomem *base);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun struct clk *icst_clk_setup(struct device *dev,
37*4882a593Smuzhiyun 			   const struct clk_icst_desc *desc,
38*4882a593Smuzhiyun 			   const char *name,
39*4882a593Smuzhiyun 			   const char *parent_name,
40*4882a593Smuzhiyun 			   struct regmap *map,
41*4882a593Smuzhiyun 			   enum icst_control_type ctype);
42