xref: /freebsd/sys/contrib/device-tree/include/dt-bindings/clock/bcm21664.h (revision cfd6422a5217410fbd66f7a7a8a64d9d85e61229)
1 /*
2  * Copyright (C) 2013 Broadcom Corporation
3  * Copyright 2013 Linaro Limited
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License as
7  * published by the Free Software Foundation version 2.
8  *
9  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
10  * kind, whether express or implied; without even the implied warranty
11  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  */
14 
15 #ifndef _CLOCK_BCM21664_H
16 #define _CLOCK_BCM21664_H
17 
18 /*
19  * This file defines the values used to specify clocks provided by
20  * the clock control units (CCUs) on Broadcom BCM21664 family SoCs.
21  */
22 
23 /* bcm21664 CCU device tree "compatible" strings */
24 #define BCM21664_DT_ROOT_CCU_COMPAT	"brcm,bcm21664-root-ccu"
25 #define BCM21664_DT_AON_CCU_COMPAT	"brcm,bcm21664-aon-ccu"
26 #define BCM21664_DT_MASTER_CCU_COMPAT	"brcm,bcm21664-master-ccu"
27 #define BCM21664_DT_SLAVE_CCU_COMPAT	"brcm,bcm21664-slave-ccu"
28 
29 /* root CCU clock ids */
30 
31 #define BCM21664_ROOT_CCU_FRAC_1M		0
32 #define BCM21664_ROOT_CCU_CLOCK_COUNT		1
33 
34 /* aon CCU clock ids */
35 
36 #define BCM21664_AON_CCU_HUB_TIMER		0
37 #define BCM21664_AON_CCU_CLOCK_COUNT		1
38 
39 /* master CCU clock ids */
40 
41 #define BCM21664_MASTER_CCU_SDIO1		0
42 #define BCM21664_MASTER_CCU_SDIO2		1
43 #define BCM21664_MASTER_CCU_SDIO3		2
44 #define BCM21664_MASTER_CCU_SDIO4		3
45 #define BCM21664_MASTER_CCU_SDIO1_SLEEP		4
46 #define BCM21664_MASTER_CCU_SDIO2_SLEEP		5
47 #define BCM21664_MASTER_CCU_SDIO3_SLEEP		6
48 #define BCM21664_MASTER_CCU_SDIO4_SLEEP		7
49 #define BCM21664_MASTER_CCU_CLOCK_COUNT		8
50 
51 /* slave CCU clock ids */
52 
53 #define BCM21664_SLAVE_CCU_UARTB		0
54 #define BCM21664_SLAVE_CCU_UARTB2		1
55 #define BCM21664_SLAVE_CCU_UARTB3		2
56 #define BCM21664_SLAVE_CCU_BSC1			3
57 #define BCM21664_SLAVE_CCU_BSC2			4
58 #define BCM21664_SLAVE_CCU_BSC3			5
59 #define BCM21664_SLAVE_CCU_BSC4			6
60 #define BCM21664_SLAVE_CCU_CLOCK_COUNT		7
61 
62 #endif /* _CLOCK_BCM21664_H */
63