sifive: Move QOM typedefs and add missing includes
[qemu.git] / include / hw / misc / imx_ccm.h
1 /*
2 * IMX Clock Control Module base class
3 *
4 * Copyright (C) 2012 NICTA
5 * Updated by Jean-Christophe Dubois <jcd@tribudubois.net>
6 *
7 * This work is licensed under the terms of the GNU GPL, version 2 or later.
8 * See the COPYING file in the top-level directory.
9 */
10
11 #ifndef IMX_CCM_H
12 #define IMX_CCM_H
13
14 #include "hw/sysbus.h"
15 #include "qom/object.h"
16
17 #define CKIL_FREQ 32768 /* nominal 32khz clock */
18
19 /* PLL control registers */
20 #define PD(v) (((v) >> 26) & 0xf)
21 #define MFD(v) (((v) >> 16) & 0x3ff)
22 #define MFI(v) (((v) >> 10) & 0xf);
23 #define MFN(v) ((v) & 0x3ff)
24
25 #define PLL_PD(x) (((x) & 0xf) << 26)
26 #define PLL_MFD(x) (((x) & 0x3ff) << 16)
27 #define PLL_MFI(x) (((x) & 0xf) << 10)
28 #define PLL_MFN(x) (((x) & 0x3ff) << 0)
29
30 #define TYPE_IMX_CCM "imx.ccm"
31 typedef struct IMXCCMClass IMXCCMClass;
32 typedef struct IMXCCMState IMXCCMState;
33 DECLARE_OBJ_CHECKERS(IMXCCMState, IMXCCMClass,
34 IMX_CCM, TYPE_IMX_CCM)
35
36 struct IMXCCMState {
37 /* <private> */
38 SysBusDevice parent_obj;
39
40 /* <public> */
41
42 };
43
44 typedef enum {
45 CLK_NONE,
46 CLK_IPG,
47 CLK_IPG_HIGH,
48 CLK_32k,
49 CLK_EXT,
50 CLK_HIGH_DIV,
51 CLK_HIGH,
52 } IMXClk;
53
54 struct IMXCCMClass {
55 /* <private> */
56 SysBusDeviceClass parent_class;
57
58 /* <public> */
59 uint32_t (*get_clock_frequency)(IMXCCMState *s, IMXClk clk);
60 };
61
62 uint32_t imx_ccm_calc_pll(uint32_t pllreg, uint32_t base_freq);
63
64 uint32_t imx_ccm_get_clock_frequency(IMXCCMState *s, IMXClk clock);
65
66 #endif /* IMX_CCM_H */