1 /*
2  * Copyright 2013-15 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_dce110.h"
31 
32 #include "dce/dce_11_0_d.h"
33 #include "dce/dce_11_0_sh_mask.h"
34 
35 /* set field name */
36 #define SF_HPD(reg_name, field_name, post_fix)\
37 	.field_name = reg_name ## __ ## field_name ## post_fix
38 
39 #define REG(reg_name)\
40 		mm ## reg_name
41 
42 #define REGI(reg_name, block, id)\
43 	mm ## block ## id ## _ ## reg_name
44 
45 #include "../hw_gpio.h"
46 #include "../hw_ddc.h"
47 #include "../hw_hpd.h"
48 
49 #include "reg_helper.h"
50 #include "../hpd_regs.h"
51 
52 #define hpd_regs(id) \
53 {\
54 	HPD_REG_LIST(id)\
55 }
56 
57 static const struct hpd_registers hpd_regs[] = {
58 	hpd_regs(0),
59 	hpd_regs(1),
60 	hpd_regs(2),
61 	hpd_regs(3),
62 	hpd_regs(4),
63 	hpd_regs(5)
64 };
65 
66 static const struct hpd_sh_mask hpd_shift = {
67 		HPD_MASK_SH_LIST(__SHIFT)
68 };
69 
70 static const struct hpd_sh_mask hpd_mask = {
71 		HPD_MASK_SH_LIST(_MASK)
72 };
73 
74 #include "../ddc_regs.h"
75 
76  /* set field name */
77 #define SF_DDC(reg_name, field_name, post_fix)\
78 	.field_name = reg_name ## __ ## field_name ## post_fix
79 
80 static const struct ddc_registers ddc_data_regs[] = {
81 	ddc_data_regs(1),
82 	ddc_data_regs(2),
83 	ddc_data_regs(3),
84 	ddc_data_regs(4),
85 	ddc_data_regs(5),
86 	ddc_data_regs(6),
87 	ddc_vga_data_regs,
88 	ddc_i2c_data_regs
89 };
90 
91 static const struct ddc_registers ddc_clk_regs[] = {
92 	ddc_clk_regs(1),
93 	ddc_clk_regs(2),
94 	ddc_clk_regs(3),
95 	ddc_clk_regs(4),
96 	ddc_clk_regs(5),
97 	ddc_clk_regs(6),
98 	ddc_vga_clk_regs,
99 	ddc_i2c_clk_regs
100 };
101 
102 static const struct ddc_sh_mask ddc_shift = {
103 		DDC_MASK_SH_LIST(__SHIFT)
104 };
105 
106 static const struct ddc_sh_mask ddc_mask = {
107 		DDC_MASK_SH_LIST(_MASK)
108 };
109 
110 static void define_ddc_registers(
111 		struct hw_gpio_pin *pin,
112 		uint32_t en)
113 {
114 	struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
115 
116 	switch (pin->id) {
117 	case GPIO_ID_DDC_DATA:
118 		ddc->regs = &ddc_data_regs[en];
119 		ddc->base.regs = &ddc_data_regs[en].gpio;
120 		break;
121 	case GPIO_ID_DDC_CLOCK:
122 		ddc->regs = &ddc_clk_regs[en];
123 		ddc->base.regs = &ddc_clk_regs[en].gpio;
124 		break;
125 	default:
126 		ASSERT_CRITICAL(false);
127 		return;
128 	}
129 
130 	ddc->shifts = &ddc_shift;
131 	ddc->masks = &ddc_mask;
132 
133 }
134 
135 static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)
136 {
137 	struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);
138 
139 	hpd->regs = &hpd_regs[en];
140 	hpd->shifts = &hpd_shift;
141 	hpd->masks = &hpd_mask;
142 	hpd->base.regs = &hpd_regs[en].gpio;
143 }
144 
145 static const struct hw_factory_funcs funcs = {
146 	.create_ddc_data = dal_hw_ddc_create,
147 	.create_ddc_clock = dal_hw_ddc_create,
148 	.create_generic = NULL,
149 	.create_hpd = dal_hw_hpd_create,
150 	.create_sync = NULL,
151 	.create_gsl = NULL,
152 	.define_hpd_registers = define_hpd_registers,
153 	.define_ddc_registers = define_ddc_registers
154 };
155 
156 /*
157  * dal_hw_factory_dce110_init
158  *
159  * @brief
160  * Initialize HW factory function pointers and pin info
161  *
162  * @param
163  * struct hw_factory *factory - [out] struct of function pointers
164  */
165 void dal_hw_factory_dce110_init(struct hw_factory *factory)
166 {
167 	/*TODO check ASIC CAPs*/
168 	factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;
169 	factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;
170 	factory->number_of_pins[GPIO_ID_GENERIC] = 7;
171 	factory->number_of_pins[GPIO_ID_HPD] = 6;
172 	factory->number_of_pins[GPIO_ID_GPIO_PAD] = 31;
173 	factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;
174 	factory->number_of_pins[GPIO_ID_SYNC] = 2;
175 	factory->number_of_pins[GPIO_ID_GSL] = 4;
176 
177 	factory->funcs = &funcs;
178 }
179