1 /*
2  * Copyright 2012-16 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 #ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_
27 #define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_
28 
29 #include "gpio_regs.h"
30 
31 /****************************** new register headers */
32 /*** following in header */
33 
34 #define DDC_GPIO_REG_LIST_ENTRY(type, cd, id) \
35 	.type ## _reg =   REG(DC_GPIO_DDC ## id ## _ ## type),\
36 	.type ## _mask =  DC_GPIO_DDC ## id ## _ ## type ## __DC_GPIO_DDC ## id ## cd ## _ ## type ## _MASK,\
37 	.type ## _shift = DC_GPIO_DDC ## id ## _ ## type ## __DC_GPIO_DDC ## id ## cd ## _ ## type ## __SHIFT
38 
39 #define DDC_GPIO_REG_LIST(cd, id) \
40 	{\
41 	DDC_GPIO_REG_LIST_ENTRY(MASK, cd, id),\
42 	DDC_GPIO_REG_LIST_ENTRY(A, cd, id),\
43 	DDC_GPIO_REG_LIST_ENTRY(EN, cd, id),\
44 	DDC_GPIO_REG_LIST_ENTRY(Y, cd, id)\
45 	}
46 
47 #define DDC_REG_LIST(cd, id) \
48 	DDC_GPIO_REG_LIST(cd, id),\
49 	.ddc_setup = REG(DC_I2C_DDC ## id ## _SETUP)
50 
51 	#define DDC_REG_LIST_DCN2(cd, id) \
52 	DDC_GPIO_REG_LIST(cd, id),\
53 	.ddc_setup = REG(DC_I2C_DDC ## id ## _SETUP),\
54 	.phy_aux_cntl = REG(PHY_AUX_CNTL), \
55 	.dc_gpio_aux_ctrl_5 = REG(DC_GPIO_AUX_CTRL_5)
56 
57 #define DDC_GPIO_VGA_REG_LIST_ENTRY(type, cd)\
58 	.type ## _reg =   REG(DC_GPIO_DDCVGA_ ## type),\
59 	.type ## _mask =  DC_GPIO_DDCVGA_ ## type ## __DC_GPIO_DDCVGA ## cd ## _ ## type ## _MASK,\
60 	.type ## _shift = DC_GPIO_DDCVGA_ ## type ## __DC_GPIO_DDCVGA ## cd ## _ ## type ## __SHIFT
61 
62 #define DDC_GPIO_VGA_REG_LIST(cd) \
63 	{\
64 	DDC_GPIO_VGA_REG_LIST_ENTRY(MASK, cd),\
65 	DDC_GPIO_VGA_REG_LIST_ENTRY(A, cd),\
66 	DDC_GPIO_VGA_REG_LIST_ENTRY(EN, cd),\
67 	DDC_GPIO_VGA_REG_LIST_ENTRY(Y, cd)\
68 	}
69 
70 #define DDC_VGA_REG_LIST(cd) \
71 	DDC_GPIO_VGA_REG_LIST(cd),\
72 	.ddc_setup = mmDC_I2C_DDCVGA_SETUP
73 
74 #define DDC_GPIO_I2C_REG_LIST_ENTRY(type, cd) \
75 	.type ## _reg =   REG(DC_GPIO_I2CPAD_ ## type),\
76 	.type ## _mask =  DC_GPIO_I2CPAD_ ## type ## __DC_GPIO_ ## cd ## _ ## type ## _MASK,\
77 	.type ## _shift = DC_GPIO_I2CPAD_ ## type ## __DC_GPIO_ ## cd ## _ ## type ## __SHIFT
78 
79 #define DDC_GPIO_I2C_REG_LIST(cd) \
80 	{\
81 	DDC_GPIO_I2C_REG_LIST_ENTRY(MASK, cd),\
82 	DDC_GPIO_I2C_REG_LIST_ENTRY(A, cd),\
83 	DDC_GPIO_I2C_REG_LIST_ENTRY(EN, cd),\
84 	DDC_GPIO_I2C_REG_LIST_ENTRY(Y, cd)\
85 	}
86 
87 #define DDC_I2C_REG_LIST(cd) \
88 	DDC_GPIO_I2C_REG_LIST(cd),\
89 	.ddc_setup = 0
90 
91 #define DDC_I2C_REG_LIST_DCN2(cd) \
92 	DDC_GPIO_I2C_REG_LIST(cd),\
93 	.ddc_setup = 0,\
94 	.phy_aux_cntl = REG(PHY_AUX_CNTL), \
95 	.dc_gpio_aux_ctrl_5 = REG(DC_GPIO_AUX_CTRL_5)
96 #define DDC_MASK_SH_LIST_COMMON(mask_sh) \
97 		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_ENABLE, mask_sh),\
98 		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_EDID_DETECT_ENABLE, mask_sh),\
99 		SF_DDC(DC_I2C_DDC1_SETUP, DC_I2C_DDC1_EDID_DETECT_MODE, mask_sh),\
100 		SF_DDC(DC_GPIO_DDC1_MASK, DC_GPIO_DDC1DATA_PD_EN, mask_sh),\
101 		SF_DDC(DC_GPIO_DDC1_MASK, DC_GPIO_DDC1CLK_PD_EN, mask_sh),\
102 		SF_DDC(DC_GPIO_DDC1_MASK, AUX_PAD1_MODE, mask_sh)
103 
104 #define DDC_MASK_SH_LIST(mask_sh) \
105 		DDC_MASK_SH_LIST_COMMON(mask_sh),\
106 		SF_DDC(DC_GPIO_I2CPAD_MASK, DC_GPIO_SDA_PD_DIS, mask_sh),\
107 		SF_DDC(DC_GPIO_I2CPAD_MASK, DC_GPIO_SCL_PD_DIS, mask_sh)
108 
109 #define DDC_MASK_SH_LIST_DCN2(mask_sh, cd) \
110 	{DDC_MASK_SH_LIST_COMMON(mask_sh),\
111 	0,\
112 	0,\
113 	(PHY_AUX_CNTL__AUX## cd ##_PAD_RXSEL## mask_sh),\
114 	(DC_GPIO_AUX_CTRL_5__DDC_PAD## cd ##_I2CMODE## mask_sh)}
115 
116 #define DDC_MASK_SH_LIST_DCN2_VGA(mask_sh) \
117 	{DDC_MASK_SH_LIST_COMMON(mask_sh),\
118 	0,\
119 	0,\
120 	0,\
121 	0}
122 
123 struct ddc_registers {
124 	struct gpio_registers gpio;
125 	uint32_t ddc_setup;
126 	uint32_t phy_aux_cntl;
127 	uint32_t dc_gpio_aux_ctrl_5;
128 };
129 
130 struct ddc_sh_mask {
131 	/* i2c_dd_setup */
132 	uint32_t DC_I2C_DDC1_ENABLE;
133 	uint32_t DC_I2C_DDC1_EDID_DETECT_ENABLE;
134 	uint32_t DC_I2C_DDC1_EDID_DETECT_MODE;
135 	/* ddc1_mask */
136 	uint32_t DC_GPIO_DDC1DATA_PD_EN;
137 	uint32_t DC_GPIO_DDC1CLK_PD_EN;
138 	uint32_t AUX_PAD1_MODE;
139 	/* i2cpad_mask */
140 	uint32_t DC_GPIO_SDA_PD_DIS;
141 	uint32_t DC_GPIO_SCL_PD_DIS;
142 	//phy_aux_cntl
143 	uint32_t AUX_PAD_RXSEL;
144 	uint32_t DDC_PAD_I2CMODE;
145 };
146 
147 
148 
149 /*** following in dc_resource */
150 
151 #define ddc_data_regs(id) \
152 {\
153 	DDC_REG_LIST(DATA, id)\
154 }
155 
156 #define ddc_clk_regs(id) \
157 {\
158 	DDC_REG_LIST(CLK, id)\
159 }
160 
161 #define ddc_vga_data_regs \
162 {\
163 	DDC_VGA_REG_LIST(DATA)\
164 }
165 
166 #define ddc_vga_clk_regs \
167 {\
168 	DDC_VGA_REG_LIST(CLK)\
169 }
170 
171 #define ddc_i2c_data_regs \
172 {\
173 	DDC_I2C_REG_LIST(SDA)\
174 }
175 
176 #define ddc_i2c_clk_regs \
177 {\
178 	DDC_I2C_REG_LIST(SCL)\
179 }
180 #define ddc_data_regs_dcn2(id) \
181 {\
182 	DDC_REG_LIST_DCN2(DATA, id)\
183 }
184 
185 #define ddc_clk_regs_dcn2(id) \
186 {\
187 	DDC_REG_LIST_DCN2(CLK, id)\
188 }
189 
190 #define ddc_i2c_data_regs_dcn2 \
191 {\
192 	DDC_I2C_REG_LIST_DCN2(SDA)\
193 }
194 
195 #define ddc_i2c_clk_regs_dcn2 \
196 {\
197 	DDC_REG_LIST_DCN2(SCL)\
198 }
199 
200 
201 #endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_GPIO_DDC_REGS_H_ */
202