1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
/*
* r8a7794 Clock Pulse Generator / Module Standby and Software Reset
*
* Copyright (C) 2017 Glider bvba
*
* Based on clk-rcar-gen2.c
*
* Copyright (C) 2013 Ideas On Board SPRL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*/
#include <linux/device.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/soc/renesas/rcar-rst.h>
#include <dt-bindings/clock/r8a7794-cpg-mssr.h>
#include "renesas-cpg-mssr.h"
#include "rcar-gen2-cpg.h"
enum clk_ids {
/* Core Clock Outputs exported to DT */
LAST_DT_CORE_CLK = R8A7794_CLK_OSC,
/* External Input Clocks */
CLK_EXTAL,
CLK_USB_EXTAL,
/* Internal Core Clocks */
CLK_MAIN,
CLK_PLL0,
CLK_PLL1,
CLK_PLL3,
CLK_PLL1_DIV2,
/* Module Clocks */
MOD_CLK_BASE
};
static const struct cpg_core_clk r8a7794_core_clks[] __initconst = {
/* External Clock Inputs */
DEF_INPUT("extal", CLK_EXTAL),
DEF_INPUT("usb_extal", CLK_USB_EXTAL),
/* Internal Core Clocks */
DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN2_MAIN, CLK_EXTAL),
DEF_BASE(".pll0", CLK_PLL0, CLK_TYPE_GEN2_PLL0, CLK_MAIN),
DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN2_PLL1, CLK_MAIN),
DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN2_PLL3, CLK_MAIN),
DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
/* Core Clock Outputs */
DEF_BASE("lb", R8A7794_CLK_LB, CLK_TYPE_GEN2_LB, CLK_PLL1),
DEF_BASE("adsp", R8A7794_CLK_ADSP, CLK_TYPE_GEN2_ADSP, CLK_PLL1),
DEF_BASE("sdh", R8A7794_CLK_SDH, CLK_TYPE_GEN2_SDH, CLK_PLL1),
DEF_BASE("sd0", R8A7794_CLK_SD0, CLK_TYPE_GEN2_SD0, CLK_PLL1),
DEF_BASE("qspi", R8A7794_CLK_QSPI, CLK_TYPE_GEN2_QSPI, CLK_PLL1_DIV2),
DEF_BASE("rcan", R8A7794_CLK_RCAN, CLK_TYPE_GEN2_RCAN, CLK_USB_EXTAL),
DEF_FIXED("z2", R8A7794_CLK_Z2, CLK_PLL0, 1, 1),
DEF_FIXED("zg", R8A7794_CLK_ZG, CLK_PLL1, 6, 1),
DEF_FIXED("zx", R8A7794_CLK_ZX, CLK_PLL1, 3, 1),
DEF_FIXED("zs", R8A7794_CLK_ZS, CLK_PLL1, 6, 1),
DEF_FIXED("hp", R8A7794_CLK_HP, CLK_PLL1, 12, 1),
DEF_FIXED("i", R8A7794_CLK_I, CLK_PLL1, 2, 1),
DEF_FIXED("b", R8A7794_CLK_B, CLK_PLL1, 12, 1),
DEF_FIXED("p", R8A7794_CLK_P, CLK_PLL1, 24, 1),
DEF_FIXED("cl", R8A7794_CLK_CL, CLK_PLL1, 48, 1),
DEF_FIXED("cp", R8A7794_CLK_CP, CLK_PLL1, 48, 1),
DEF_FIXED("m2", R8A7794_CLK_M2, CLK_PLL1, 8, 1),
DEF_FIXED("zb3", R8A7794_CLK_ZB3, CLK_PLL3, 4, 1),
DEF_FIXED("zb3d2", R8A7794_CLK_ZB3D2, CLK_PLL3, 8, 1),
DEF_FIXED("ddr", R8A7794_CLK_DDR, CLK_PLL3, 8, 1),
DEF_FIXED("mp", R8A7794_CLK_MP, CLK_PLL1_DIV2, 15, 1),
DEF_FIXED("cpex", R8A7794_CLK_CPEX, CLK_EXTAL, 2, 1),
DEF_FIXED("r", R8A7794_CLK_R, CLK_PLL1, 49152, 1),
DEF_FIXED("osc", R8A7794_CLK_OSC, CLK_PLL1, 12288, 1),
DEF_DIV6P1("sd2", R8A7794_CLK_SD2, CLK_PLL1_DIV2, 0x078),
DEF_DIV6P1("sd3", R8A7794_CLK_SD3, CLK_PLL1_DIV2, 0x26c),
DEF_DIV6P1("mmc0", R8A7794_CLK_MMC0, CLK_PLL1_DIV2, 0x240),
};
static const struct mssr_mod_clk r8a7794_mod_clks[] __initconst = {
DEF_MOD("msiof0", 0, R8A7794_CLK_MP),
DEF_MOD("vcp0", 101, R8A7794_CLK_ZS),
DEF_MOD("vpc0", 103, R8A7794_CLK_ZS),
DEF_MOD("jpu", 106, R8A7794_CLK_M2),
DEF_MOD("tmu1", 111, R8A7794_CLK_P),
DEF_MOD("3dg", 112, R8A7794_CLK_ZG),
DEF_MOD("2d-dmac", 115, R8A7794_CLK_ZS),
DEF_MOD("fdp1-0", 119, R8A7794_CLK_ZS),
DEF_MOD("tmu3", 121, R8A7794_CLK_P),
DEF_MOD("tmu2", 122, R8A7794_CLK_P),
DEF_MOD("cmt0", 124, R8A7794_CLK_R),
DEF_MOD("tmu0", 125, R8A7794_CLK_CP),
DEF_MOD("vsp1du0", 128, R8A7794_CLK_ZS),
DEF_MOD("vsp1-sy", 131, R8A7794_CLK_ZS),
DEF_MOD("scifa2", 202, R8A7794_CLK_MP),
DEF_MOD("scifa1", 203, R8A7794_CLK_MP),
DEF_MOD("scifa0", 204, R8A7794_CLK_MP),
DEF_MOD("msiof2", 205, R8A7794_CLK_MP),
DEF_MOD("scifb0", 206, R8A7794_CLK_MP),
DEF_MOD("scifb1", 207, R8A7794_CLK_MP),
DEF_MOD("msiof1", 208, R8A7794_CLK_MP),
DEF_MOD("scifb2", 216, R8A7794_CLK_MP),
DEF_MOD("sys-dmac1", 218, R8A7794_CLK_ZS),
DEF_MOD("sys-dmac0", 219, R8A7794_CLK_ZS),
DEF_MOD("tpu0", 304, R8A7794_CLK_CP),
DEF_MOD("sdhi3", 311, R8A7794_CLK_SD3),
DEF_MOD("sdhi2", 312, R8A7794_CLK_SD2),
DEF_MOD("sdhi0", 314, R8A7794_CLK_SD0),
DEF_MOD("mmcif0", 315, R8A7794_CLK_MMC0),
DEF_MOD("iic0", 318, R8A7794_CLK_HP),
DEF_MOD("iic1", 323, R8A7794_CLK_HP),
DEF_MOD("cmt1", 329, R8A7794_CLK_R),
DEF_MOD("usbhs-dmac0", 330, R8A7794_CLK_HP),
DEF_MOD("usbhs-dmac1", 331, R8A7794_CLK_HP),
DEF_MOD("irqc", 407, R8A7794_CLK_CP),
DEF_MOD("intc-sys", 408, R8A7794_CLK_ZS),
DEF_MOD("audio-dmac0", 502, R8A7794_CLK_HP),
DEF_MOD("adsp_mod", 506, R8A7794_CLK_ADSP),
DEF_MOD("pwm", 523, R8A7794_CLK_P),
DEF_MOD("usb-ehci", 703, R8A7794_CLK_MP),
DEF_MOD("usbhs", 704, R8A7794_CLK_HP),
DEF_MOD("hscif2", 713, R8A7794_CLK_ZS),
DEF_MOD("scif5", 714, R8A7794_CLK_P),
DEF_MOD("scif4", 715, R8A7794_CLK_P),
DEF_MOD("hscif1", 716, R8A7794_CLK_ZS),
DEF_MOD("hscif0", 717, R8A7794_CLK_ZS),
DEF_MOD("scif3", 718, R8A7794_CLK_P),
DEF_MOD("scif2", 719, R8A7794_CLK_P),
DEF_MOD("scif1", 720, R8A7794_CLK_P),
DEF_MOD("scif0", 721, R8A7794_CLK_P),
DEF_MOD("du1", 723, R8A7794_CLK_ZX),
DEF_MOD("du0", 724, R8A7794_CLK_ZX),
DEF_MOD("ipmmu-sgx", 800, R8A7794_CLK_ZX),
DEF_MOD("mlb", 802, R8A7794_CLK_HP),
DEF_MOD("vin1", 810, R8A7794_CLK_ZG),
DEF_MOD("vin0", 811, R8A7794_CLK_ZG),
DEF_MOD("etheravb", 812, R8A7794_CLK_HP),
DEF_MOD("ether", 813, R8A7794_CLK_P),
DEF_MOD("gyro-adc", 901, R8A7794_CLK_P),
DEF_MOD("gpio6", 905, R8A7794_CLK_CP),
DEF_MOD("gpio5", 907, R8A7794_CLK_CP),
DEF_MOD("gpio4", 908, R8A7794_CLK_CP),
DEF_MOD("gpio3", 909, R8A7794_CLK_CP),
DEF_MOD("gpio2", 910, R8A7794_CLK_CP),
DEF_MOD("gpio1", 911, R8A7794_CLK_CP),
DEF_MOD("gpio0", 912, R8A7794_CLK_CP),
DEF_MOD("can1", 915, R8A7794_CLK_P),
DEF_MOD("can0", 916, R8A7794_CLK_P),
DEF_MOD("qspi_mod", 917, R8A7794_CLK_QSPI),
DEF_MOD("i2c5", 925, R8A7794_CLK_HP),
DEF_MOD("i2c4", 927, R8A7794_CLK_HP),
DEF_MOD("i2c3", 928, R8A7794_CLK_HP),
DEF_MOD("i2c2", 929, R8A7794_CLK_HP),
DEF_MOD("i2c1", 930, R8A7794_CLK_HP),
DEF_MOD("i2c0", 931, R8A7794_CLK_HP),
DEF_MOD("ssi-all", 1005, R8A7794_CLK_P),
DEF_MOD("ssi9", 1006, MOD_CLK_ID(1005)),
DEF_MOD("ssi8", 1007, MOD_CLK_ID(1005)),
DEF_MOD("ssi7", 1008, MOD_CLK_ID(1005)),
DEF_MOD("ssi6", 1009, MOD_CLK_ID(1005)),
DEF_MOD("ssi5", 1010, MOD_CLK_ID(1005)),
DEF_MOD("ssi4", 1011, MOD_CLK_ID(1005)),
DEF_MOD("ssi3", 1012, MOD_CLK_ID(1005)),
DEF_MOD("ssi2", 1013, MOD_CLK_ID(1005)),
DEF_MOD("ssi1", 1014, MOD_CLK_ID(1005)),
DEF_MOD("ssi0", 1015, MOD_CLK_ID(1005)),
DEF_MOD("scu-all", 1017, R8A7794_CLK_P),
DEF_MOD("scu-dvc1", 1018, MOD_CLK_ID(1017)),
DEF_MOD("scu-dvc0", 1019, MOD_CLK_ID(1017)),
DEF_MOD("scu-ctu1-mix1", 1020, MOD_CLK_ID(1017)),
DEF_MOD("scu-ctu0-mix0", 1021, MOD_CLK_ID(1017)),
DEF_MOD("scu-src6", 1025, MOD_CLK_ID(1017)),
DEF_MOD("scu-src5", 1026, MOD_CLK_ID(1017)),
DEF_MOD("scu-src4", 1027, MOD_CLK_ID(1017)),
DEF_MOD("scu-src3", 1028, MOD_CLK_ID(1017)),
DEF_MOD("scu-src2", 1029, MOD_CLK_ID(1017)),
DEF_MOD("scu-src1", 1030, MOD_CLK_ID(1017)),
DEF_MOD("scifa3", 1106, R8A7794_CLK_MP),
DEF_MOD("scifa4", 1107, R8A7794_CLK_MP),
DEF_MOD("scifa5", 1108, R8A7794_CLK_MP),
};
static const unsigned int r8a7794_crit_mod_clks[] __initconst = {
MOD_CLK_ID(408), /* INTC-SYS (GIC) */
};
/*
* CPG Clock Data
*/
/*
* MD EXTAL PLL0 PLL1 PLL3
* 14 13 19 (MHz) *1 *2
*---------------------------------------------------
* 0 0 1 15 x200/3 x208/2 x88
* 0 1 1 20 x150/3 x156/2 x66
* 1 0 1 26 / 2 x230/3 x240/2 x102
* 1 1 1 30 / 2 x200/3 x208/2 x88
*
* *1 : Table 7.5c indicates VCO output (PLL0 = VCO/3)
* *2 : Table 7.5c indicates VCO output (PLL1 = VCO/2)
*/
#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \
(((md) & BIT(13)) >> 13))
static const struct rcar_gen2_cpg_pll_config cpg_pll_configs[4] __initconst = {
{ 1, 208, 88, 200 },
{ 1, 156, 66, 150 },
{ 2, 240, 102, 230 },
{ 2, 208, 88, 200 },
};
static int __init r8a7794_cpg_mssr_init(struct device *dev)
{
const struct rcar_gen2_cpg_pll_config *cpg_pll_config;
u32 cpg_mode;
int error;
error = rcar_rst_read_mode_pins(&cpg_mode);
if (error)
return error;
cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
return rcar_gen2_cpg_init(cpg_pll_config, 3, cpg_mode);
}
const struct cpg_mssr_info r8a7794_cpg_mssr_info __initconst = {
/* Core Clocks */
.core_clks = r8a7794_core_clks,
.num_core_clks = ARRAY_SIZE(r8a7794_core_clks),
.last_dt_core_clk = LAST_DT_CORE_CLK,
.num_total_core_clks = MOD_CLK_BASE,
/* Module Clocks */
.mod_clks = r8a7794_mod_clks,
.num_mod_clks = ARRAY_SIZE(r8a7794_mod_clks),
.num_hw_mod_clks = 12 * 32,
/* Critical Module Clocks */
.crit_mod_clks = r8a7794_crit_mod_clks,
.num_crit_mod_clks = ARRAY_SIZE(r8a7794_crit_mod_clks),
/* Callbacks */
.init = r8a7794_cpg_mssr_init,
.cpg_clk_register = rcar_gen2_cpg_clk_register,
};
|
