1 /*
2 * Copyright 2012-15 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: AMD
23 *
24 */
25
26 #include "dm_services.h"
27 #include "include/gpio_types.h"
28 #include "../hw_factory.h"
29
30 #include "hw_factory_dce80.h"
31
32 #include "../hw_gpio.h"
33 #include "../hw_ddc.h"
34 #include "../hw_hpd.h"
35 #include "../hw_generic.h"
36
37 #include "dce/dce_8_0_d.h"
38 #include "dce/dce_8_0_sh_mask.h"
39
40
41 #define REG(reg_name)\
42 mm ## reg_name
43
44 #include "reg_helper.h"
45 #include "../hpd_regs.h"
46
47 #define HPD_REG_LIST_DCE8(id) \
48 HPD_GPIO_REG_LIST(id), \
49 .int_status = mmDC_HPD ## id ## _INT_STATUS,\
50 .toggle_filt_cntl = mmDC_HPD ## id ## _TOGGLE_FILT_CNTL
51
52 #define HPD_MASK_SH_LIST_DCE8(mask_sh) \
53 .DC_HPD_SENSE_DELAYED = DC_HPD1_INT_STATUS__DC_HPD1_SENSE_DELAYED ## mask_sh,\
54 .DC_HPD_SENSE = DC_HPD1_INT_STATUS__DC_HPD1_SENSE ## mask_sh,\
55 .DC_HPD_CONNECT_INT_DELAY = DC_HPD1_TOGGLE_FILT_CNTL__DC_HPD1_CONNECT_INT_DELAY ## mask_sh,\
56 .DC_HPD_DISCONNECT_INT_DELAY = DC_HPD1_TOGGLE_FILT_CNTL__DC_HPD1_DISCONNECT_INT_DELAY ## mask_sh
57
58 #define hpd_regs(id) \
59 {\
60 HPD_REG_LIST_DCE8(id)\
61 }
62
63 static const struct hpd_registers hpd_regs[] = {
64 hpd_regs(1),
65 hpd_regs(2),
66 hpd_regs(3),
67 hpd_regs(4),
68 hpd_regs(5),
69 hpd_regs(6)
70 };
71
72 static const struct hpd_sh_mask hpd_shift = {
73 HPD_MASK_SH_LIST_DCE8(__SHIFT)
74 };
75
76 static const struct hpd_sh_mask hpd_mask = {
77 HPD_MASK_SH_LIST_DCE8(_MASK)
78 };
79
80 #include "../ddc_regs.h"
81
82 /* set field name */
83 #define SF_DDC(reg_name, field_name, post_fix)\
84 .field_name = reg_name ## __ ## field_name ## post_fix
85
86 static const struct ddc_registers ddc_data_regs[] = {
87 ddc_data_regs(1),
88 ddc_data_regs(2),
89 ddc_data_regs(3),
90 ddc_data_regs(4),
91 ddc_data_regs(5),
92 ddc_data_regs(6),
93 ddc_vga_data_regs,
94 ddc_i2c_data_regs
95 };
96
97 static const struct ddc_registers ddc_clk_regs[] = {
98 ddc_clk_regs(1),
99 ddc_clk_regs(2),
100 ddc_clk_regs(3),
101 ddc_clk_regs(4),
102 ddc_clk_regs(5),
103 ddc_clk_regs(6),
104 ddc_vga_clk_regs,
105 ddc_i2c_clk_regs
106 };
107
108 static const struct ddc_sh_mask ddc_shift = {
109 DDC_MASK_SH_LIST(__SHIFT)
110 };
111
112 static const struct ddc_sh_mask ddc_mask = {
113 DDC_MASK_SH_LIST(_MASK)
114 };
115
define_ddc_registers(struct hw_gpio_pin * pin,uint32_t en)116 static void define_ddc_registers(
117 struct hw_gpio_pin *pin,
118 uint32_t en)
119 {
120 struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
121
122 switch (pin->id) {
123 case GPIO_ID_DDC_DATA:
124 ddc->regs = &ddc_data_regs[en];
125 ddc->base.regs = &ddc_data_regs[en].gpio;
126 break;
127 case GPIO_ID_DDC_CLOCK:
128 ddc->regs = &ddc_clk_regs[en];
129 ddc->base.regs = &ddc_clk_regs[en].gpio;
130 break;
131 default:
132 ASSERT_CRITICAL(false);
133 return;
134 }
135
136 ddc->shifts = &ddc_shift;
137 ddc->masks = &ddc_mask;
138
139 }
140
define_hpd_registers(struct hw_gpio_pin * pin,uint32_t en)141 static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)
142 {
143 struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);
144
145 hpd->regs = &hpd_regs[en];
146 hpd->shifts = &hpd_shift;
147 hpd->masks = &hpd_mask;
148 hpd->base.regs = &hpd_regs[en].gpio;
149 }
150
151 static const struct hw_factory_funcs funcs = {
152 .init_ddc_data = dal_hw_ddc_init,
153 .init_generic = NULL,
154 .init_hpd = dal_hw_hpd_init,
155 .get_ddc_pin = dal_hw_ddc_get_pin,
156 .get_hpd_pin = dal_hw_hpd_get_pin,
157 .get_generic_pin = NULL,
158 .define_hpd_registers = define_hpd_registers,
159 .define_ddc_registers = define_ddc_registers
160 };
161
dal_hw_factory_dce80_init(struct hw_factory * factory)162 void dal_hw_factory_dce80_init(
163 struct hw_factory *factory)
164 {
165 factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;
166 factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;
167 factory->number_of_pins[GPIO_ID_GENERIC] = 7;
168 factory->number_of_pins[GPIO_ID_HPD] = 6;
169 factory->number_of_pins[GPIO_ID_GPIO_PAD] = 31;
170 factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;
171 factory->number_of_pins[GPIO_ID_SYNC] = 2;
172 factory->number_of_pins[GPIO_ID_GSL] = 4;
173
174 factory->funcs = &funcs;
175 }
176