xref: /openbmc/linux/drivers/clk/meson/meson8b.h (revision 0c874100)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Copyright (c) 2015 Endless Mobile, Inc.
4  * Author: Carlo Caione <carlo@endlessm.com>
5  *
6  * Copyright (c) 2016 BayLibre, Inc.
7  * Michael Turquette <mturquette@baylibre.com>
8  */
9 
10 #ifndef __MESON8B_H
11 #define __MESON8B_H
12 
13 /*
14  * Clock controller register offsets
15  *
16  * Register offsets from the HardKernel[0] data sheet are listed in comment
17  * blocks below. Those offsets must be multiplied by 4 before adding them to
18  * the base address to get the right value
19  *
20  * [0] http://dn.odroid.com/S805/Datasheet/S805_Datasheet%20V0.8%2020150126.pdf
21  */
22 #define HHI_GCLK_MPEG0			0x140 /* 0x50 offset in data sheet */
23 #define HHI_GCLK_MPEG1			0x144 /* 0x51 offset in data sheet */
24 #define HHI_GCLK_MPEG2			0x148 /* 0x52 offset in data sheet */
25 #define HHI_GCLK_OTHER			0x150 /* 0x54 offset in data sheet */
26 #define HHI_GCLK_AO			0x154 /* 0x55 offset in data sheet */
27 #define HHI_SYS_CPU_CLK_CNTL1		0x15c /* 0x57 offset in data sheet */
28 #define HHI_MPEG_CLK_CNTL		0x174 /* 0x5d offset in data sheet */
29 #define HHI_VID_CLK_CNTL		0x17c /* 0x5f offset in data sheet */
30 #define HHI_VID_DIVIDER_CNTL		0x198 /* 0x66 offset in data sheet */
31 #define HHI_SYS_CPU_CLK_CNTL0		0x19c /* 0x67 offset in data sheet */
32 #define HHI_NAND_CLK_CNTL		0x25c /* 0x97 offset in data sheet */
33 #define HHI_MPLL_CNTL			0x280 /* 0xa0 offset in data sheet */
34 #define HHI_SYS_PLL_CNTL		0x300 /* 0xc0 offset in data sheet */
35 #define HHI_VID_PLL_CNTL		0x320 /* 0xc8 offset in data sheet */
36 
37 /*
38  * MPLL register offeset taken from the S905 datasheet. Vendor kernel source
39  * confirm these are the same for the S805.
40  */
41 #define HHI_MPLL_CNTL			0x280 /* 0xa0 offset in data sheet */
42 #define HHI_MPLL_CNTL2			0x284 /* 0xa1 offset in data sheet */
43 #define HHI_MPLL_CNTL3			0x288 /* 0xa2 offset in data sheet */
44 #define HHI_MPLL_CNTL4			0x28C /* 0xa3 offset in data sheet */
45 #define HHI_MPLL_CNTL5			0x290 /* 0xa4 offset in data sheet */
46 #define HHI_MPLL_CNTL6			0x294 /* 0xa5 offset in data sheet */
47 #define HHI_MPLL_CNTL7			0x298 /* 0xa6 offset in data sheet */
48 #define HHI_MPLL_CNTL8			0x29C /* 0xa7 offset in data sheet */
49 #define HHI_MPLL_CNTL9			0x2A0 /* 0xa8 offset in data sheet */
50 #define HHI_MPLL_CNTL10			0x2A4 /* 0xa9 offset in data sheet */
51 
52 /*
53  * CLKID index values
54  *
55  * These indices are entirely contrived and do not map onto the hardware.
56  * It has now been decided to expose everything by default in the DT header:
57  * include/dt-bindings/clock/gxbb-clkc.h. Only the clocks ids we don't want
58  * to expose, such as the internal muxes and dividers of composite clocks,
59  * will remain defined here.
60  */
61 
62 #define CLKID_MPLL0_DIV		96
63 #define CLKID_MPLL1_DIV		97
64 #define CLKID_MPLL2_DIV		98
65 #define CLKID_CPU_IN_SEL	99
66 #define CLKID_CPU_DIV2		100
67 #define CLKID_CPU_DIV3		101
68 #define CLKID_CPU_SCALE_DIV	102
69 #define CLKID_CPU_SCALE_OUT_SEL	103
70 #define CLKID_MPLL_PREDIV	104
71 #define CLKID_FCLK_DIV2_DIV	105
72 #define CLKID_FCLK_DIV3_DIV	106
73 #define CLKID_FCLK_DIV4_DIV	107
74 #define CLKID_FCLK_DIV5_DIV	108
75 #define CLKID_FCLK_DIV7_DIV	109
76 #define CLKID_NAND_SEL		110
77 #define CLKID_NAND_DIV		111
78 #define CLKID_PLL_FIXED_DCO	113
79 #define CLKID_PLL_VID_DCO	114
80 #define CLKID_PLL_SYS_DCO	115
81 
82 #define CLK_NR_CLKS		116
83 
84 /*
85  * include the CLKID and RESETID that have
86  * been made part of the stable DT binding
87  */
88 #include <dt-bindings/clock/meson8b-clkc.h>
89 #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
90 
91 #endif /* __MESON8B_H */
92