| yuezonghe | 824eb0c | 2024-06-27 02:32:26 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * linux/arch/arm/mach-at91/clock.h |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. |
| 7 | */ |
| 8 | |
| 9 | #include <linux/clkdev.h> |
| 10 | |
| 11 | #define CLK_TYPE_PRIMARY 0x1 |
| 12 | #define CLK_TYPE_PLL 0x2 |
| 13 | #define CLK_TYPE_PROGRAMMABLE 0x4 |
| 14 | #define CLK_TYPE_PERIPHERAL 0x8 |
| 15 | #define CLK_TYPE_SYSTEM 0x10 |
| 16 | |
| 17 | |
| 18 | struct clk { |
| 19 | struct list_head node; |
| 20 | const char *name; /* unique clock name */ |
| 21 | struct clk_lookup cl; |
| 22 | unsigned long rate_hz; |
| 23 | struct clk *parent; |
| 24 | u32 pmc_mask; |
| 25 | void (*mode)(struct clk *, int); |
| 26 | unsigned id:3; /* PCK0..4, or 32k/main/a/b */ |
| 27 | unsigned type; /* clock type */ |
| 28 | u16 users; |
| 29 | }; |
| 30 | |
| 31 | |
| 32 | extern int __init clk_register(struct clk *clk); |
| 33 | extern struct clk mck; |
| 34 | extern struct clk utmi_clk; |
| 35 | |
| 36 | #define CLKDEV_CON_ID(_id, _clk) \ |
| 37 | { \ |
| 38 | .con_id = _id, \ |
| 39 | .clk = _clk, \ |
| 40 | } |
| 41 | |
| 42 | #define CLKDEV_CON_DEV_ID(_con_id, _dev_id, _clk) \ |
| 43 | { \ |
| 44 | .con_id = _con_id, \ |
| 45 | .dev_id = _dev_id, \ |
| 46 | .clk = _clk, \ |
| 47 | } |