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 }; 115 116 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 } 140 141 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 }; 161 162 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