1 /*
2  * Copyright 2021 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 #include "dm_services.h"
26 #include "include/gpio_types.h"
27 #include "../hw_factory.h"
28 
29 
30 #include "../hw_gpio.h"
31 #include "../hw_ddc.h"
32 #include "../hw_hpd.h"
33 #include "../hw_generic.h"
34 
35 #include "hw_factory_dcn315.h"
36 
37 #include "dcn/dcn_3_1_5_offset.h"
38 #include "dcn/dcn_3_1_5_sh_mask.h"
39 
40 #include "reg_helper.h"
41 #include "../hpd_regs.h"
42 /* begin *********************
43  * macros to expend register list macro defined in HW object header file */
44 
45 #define DCN_BASE__INST0_SEG0                       0x00000012
46 #define DCN_BASE__INST0_SEG1                       0x000000C0
47 #define DCN_BASE__INST0_SEG2                       0x000034C0
48 #define DCN_BASE__INST0_SEG3                       0x00009000
49 #define DCN_BASE__INST0_SEG4                       0x02403C00
50 #define DCN_BASE__INST0_SEG5                       0
51 
52 /* DCN */
53 #define block HPD
54 #define reg_num 0
55 
56 #undef BASE_INNER
57 #define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg
58 
59 #define BASE(seg) BASE_INNER(seg)
60 
61 
62 
63 #define REG(reg_name)\
64 		BASE(reg ## reg_name ## _BASE_IDX) + reg ## reg_name
65 
66 #define SF_HPD(reg_name, field_name, post_fix)\
67 	.field_name = HPD0_ ## reg_name ## __ ## field_name ## post_fix
68 
69 #define REGI(reg_name, block, id)\
70 	BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
71 				reg ## block ## id ## _ ## reg_name
72 
73 #define SF(reg_name, field_name, post_fix)\
74 	.field_name = reg_name ## __ ## field_name ## post_fix
75 
76 /* macros to expend register list macro defined in HW object header file
77  * end *********************/
78 
79 
80 
81 #define hpd_regs(id) \
82 {\
83 	HPD_REG_LIST(id)\
84 }
85 
86 static const struct hpd_registers hpd_regs[] = {
87 	hpd_regs(0),
88 	hpd_regs(1),
89 	hpd_regs(2),
90 	hpd_regs(3),
91 	hpd_regs(4),
92 };
93 
94 static const struct hpd_sh_mask hpd_shift = {
95 		HPD_MASK_SH_LIST(__SHIFT)
96 };
97 
98 static const struct hpd_sh_mask hpd_mask = {
99 		HPD_MASK_SH_LIST(_MASK)
100 };
101 
102 #include "../ddc_regs.h"
103 
104  /* set field name */
105 #define SF_DDC(reg_name, field_name, post_fix)\
106 	.field_name = reg_name ## __ ## field_name ## post_fix
107 
108 static const struct ddc_registers ddc_data_regs_dcn[] = {
109 	ddc_data_regs_dcn2(1),
110 	ddc_data_regs_dcn2(2),
111 	ddc_data_regs_dcn2(3),
112 	ddc_data_regs_dcn2(4),
113 	ddc_data_regs_dcn2(5),
114 	{
115 			DDC_GPIO_VGA_REG_LIST(DATA),
116 			.ddc_setup = 0,
117 			.phy_aux_cntl = 0,
118 			.dc_gpio_aux_ctrl_5 = 0
119 	}
120 };
121 
122 static const struct ddc_registers ddc_clk_regs_dcn[] = {
123 	ddc_clk_regs_dcn2(1),
124 	ddc_clk_regs_dcn2(2),
125 	ddc_clk_regs_dcn2(3),
126 	ddc_clk_regs_dcn2(4),
127 	ddc_clk_regs_dcn2(5),
128 	{
129 			DDC_GPIO_VGA_REG_LIST(CLK),
130 			.ddc_setup = 0,
131 			.phy_aux_cntl = 0,
132 			.dc_gpio_aux_ctrl_5 = 0
133 	}
134 };
135 
136 static const struct ddc_sh_mask ddc_shift[] = {
137 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 1),
138 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 2),
139 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 3),
140 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 4),
141 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 5),
142 	DDC_MASK_SH_LIST_DCN2(__SHIFT, 6)
143 };
144 
145 static const struct ddc_sh_mask ddc_mask[] = {
146 	DDC_MASK_SH_LIST_DCN2(_MASK, 1),
147 	DDC_MASK_SH_LIST_DCN2(_MASK, 2),
148 	DDC_MASK_SH_LIST_DCN2(_MASK, 3),
149 	DDC_MASK_SH_LIST_DCN2(_MASK, 4),
150 	DDC_MASK_SH_LIST_DCN2(_MASK, 5),
151 	DDC_MASK_SH_LIST_DCN2(_MASK, 6)
152 };
153 
154 #include "../generic_regs.h"
155 
156 /* set field name */
157 #define SF_GENERIC(reg_name, field_name, post_fix)\
158 	.field_name = reg_name ## __ ## field_name ## post_fix
159 
160 #define generic_regs(id) \
161 {\
162 	GENERIC_REG_LIST(id)\
163 }
164 
165 static const struct generic_registers generic_regs[] = {
166 	generic_regs(A),
167 	generic_regs(B),
168 };
169 
170 static const struct generic_sh_mask generic_shift[] = {
171 	GENERIC_MASK_SH_LIST(__SHIFT, A),
172 	GENERIC_MASK_SH_LIST(__SHIFT, B),
173 };
174 
175 static const struct generic_sh_mask generic_mask[] = {
176 	GENERIC_MASK_SH_LIST(_MASK, A),
177 	GENERIC_MASK_SH_LIST(_MASK, B),
178 };
179 
180 static void define_generic_registers(struct hw_gpio_pin *pin, uint32_t en)
181 {
182 	struct hw_generic *generic = HW_GENERIC_FROM_BASE(pin);
183 
184 	generic->regs = &generic_regs[en];
185 	generic->shifts = &generic_shift[en];
186 	generic->masks = &generic_mask[en];
187 	generic->base.regs = &generic_regs[en].gpio;
188 }
189 
190 static void define_ddc_registers(
191 		struct hw_gpio_pin *pin,
192 		uint32_t en)
193 {
194 	struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
195 
196 	switch (pin->id) {
197 	case GPIO_ID_DDC_DATA:
198 		ddc->regs = &ddc_data_regs_dcn[en];
199 		ddc->base.regs = &ddc_data_regs_dcn[en].gpio;
200 		break;
201 	case GPIO_ID_DDC_CLOCK:
202 		ddc->regs = &ddc_clk_regs_dcn[en];
203 		ddc->base.regs = &ddc_clk_regs_dcn[en].gpio;
204 		break;
205 	default:
206 		ASSERT_CRITICAL(false);
207 		return;
208 	}
209 
210 	ddc->shifts = &ddc_shift[en];
211 	ddc->masks = &ddc_mask[en];
212 
213 }
214 
215 static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)
216 {
217 	struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);
218 
219 	hpd->regs = &hpd_regs[en];
220 	hpd->shifts = &hpd_shift;
221 	hpd->masks = &hpd_mask;
222 	hpd->base.regs = &hpd_regs[en].gpio;
223 }
224 
225 
226 /* fucntion table */
227 static const struct hw_factory_funcs funcs = {
228 	.init_ddc_data = dal_hw_ddc_init,
229 	.init_generic = dal_hw_generic_init,
230 	.init_hpd = dal_hw_hpd_init,
231 	.get_ddc_pin = dal_hw_ddc_get_pin,
232 	.get_hpd_pin = dal_hw_hpd_get_pin,
233 	.get_generic_pin = dal_hw_generic_get_pin,
234 	.define_hpd_registers = define_hpd_registers,
235 	.define_ddc_registers = define_ddc_registers,
236 	.define_generic_registers = define_generic_registers
237 };
238 /*
239  * dal_hw_factory_dcn10_init
240  *
241  * @brief
242  * Initialize HW factory function pointers and pin info
243  *
244  * @param
245  * struct hw_factory *factory - [out] struct of function pointers
246  */
247 void dal_hw_factory_dcn315_init(struct hw_factory *factory)
248 {
249 	/*TODO check ASIC CAPs*/
250 	factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;
251 	factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;
252 	factory->number_of_pins[GPIO_ID_GENERIC] = 4;
253 	factory->number_of_pins[GPIO_ID_HPD] = 6;
254 	factory->number_of_pins[GPIO_ID_GPIO_PAD] = 28;
255 	factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;
256 	factory->number_of_pins[GPIO_ID_SYNC] = 0;
257 	factory->number_of_pins[GPIO_ID_GSL] = 0;/*add this*/
258 
259 	factory->funcs = &funcs;
260 }
261