Rajan Vaja | 0ac2be1 | 2018-01-17 02:39:21 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | /* |
| 8 | * ZynqMP system level PM-API functions for pin control. |
| 9 | */ |
| 10 | |
| 11 | #include <arch_helpers.h> |
| 12 | #include <platform.h> |
| 13 | #include "pm_api_pinctrl.h" |
| 14 | #include "pm_api_sys.h" |
| 15 | #include "pm_client.h" |
| 16 | #include "pm_common.h" |
| 17 | #include "pm_ipi.h" |
| 18 | |
| 19 | #define PINCTRL_FUNCTION_MASK 0xFE |
| 20 | #define NFUNCS_PER_PIN 13 |
| 21 | |
| 22 | #define PINMUX_MAP(pin, f0, f1, f2, f3, f4, f5, f6, \ |
| 23 | f7, f8, f9, f10, f11, f12) \ |
| 24 | [pin] = { \ |
| 25 | .funcs = { \ |
| 26 | f0, \ |
| 27 | f1, \ |
| 28 | f2, \ |
| 29 | f3, \ |
| 30 | f4, \ |
| 31 | f5, \ |
| 32 | f6, \ |
| 33 | f7, \ |
| 34 | f8, \ |
| 35 | f9, \ |
| 36 | f10, \ |
| 37 | f11, \ |
| 38 | f12, \ |
| 39 | }, \ |
| 40 | } |
| 41 | |
| 42 | struct pm_pinctrl_pinmux_map { |
| 43 | uint8_t funcs[NFUNCS_PER_PIN]; |
| 44 | }; |
| 45 | |
| 46 | static uint8_t pm_pinctrl_mux[NFUNCS_PER_PIN] = { |
| 47 | 0x02, 0x04, 0x08, 0x10, 0x18, |
| 48 | 0x00, 0x20, 0x40, 0x60, 0x80, |
| 49 | 0xA0, 0xC0, 0xE0 |
| 50 | }; |
| 51 | |
| 52 | struct pm_pinctrl_pinmux_map pinmux_maps[] = { |
| 53 | PINMUX_MAP(0, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 54 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 55 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 56 | PINMUX_MAP(1, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 57 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 58 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 59 | PINMUX_MAP(2, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 60 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 61 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 62 | PINMUX_MAP(3, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 63 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 64 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 65 | PINMUX_MAP(4, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 66 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 67 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 68 | PINMUX_MAP(5, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 69 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 70 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 71 | PINMUX_MAP(6, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 72 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 73 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 74 | PINMUX_MAP(7, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 75 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 76 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 77 | PINMUX_MAP(8, NODE_QSPI, NODE_UNKNOWN, NODE_UNKNOWN, NODE_TESTSCAN, |
| 78 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 79 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 80 | PINMUX_MAP(9, NODE_QSPI, NODE_NAND, NODE_UNKNOWN, NODE_TESTSCAN, |
| 81 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 82 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 83 | PINMUX_MAP(10, NODE_QSPI, NODE_NAND, NODE_UNKNOWN, NODE_TESTSCAN, |
| 84 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 85 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 86 | PINMUX_MAP(11, NODE_QSPI, NODE_NAND, NODE_UNKNOWN, NODE_TESTSCAN, |
| 87 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 88 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 89 | PINMUX_MAP(12, NODE_QSPI, NODE_NAND, NODE_UNKNOWN, NODE_TESTSCAN, |
| 90 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 91 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 92 | PINMUX_MAP(13, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 93 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 94 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 95 | PINMUX_MAP(14, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 96 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 97 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 98 | PINMUX_MAP(15, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 99 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 100 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 101 | PINMUX_MAP(16, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 102 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 103 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 104 | PINMUX_MAP(17, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 105 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 106 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 107 | PINMUX_MAP(18, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 108 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 109 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_UNKNOWN), |
| 110 | PINMUX_MAP(19, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 111 | NODE_CSU, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 112 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_UNKNOWN), |
| 113 | PINMUX_MAP(20, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 114 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 115 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_UNKNOWN), |
| 116 | PINMUX_MAP(21, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 117 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 118 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_UNKNOWN), |
| 119 | PINMUX_MAP(22, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 120 | NODE_CSU, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 121 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 122 | PINMUX_MAP(23, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 123 | NODE_CSU, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 124 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 125 | PINMUX_MAP(24, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 126 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 127 | NODE_UNKNOWN, NODE_TTC_3, NODE_UART_1, NODE_UNKNOWN), |
| 128 | PINMUX_MAP(25, NODE_UNKNOWN, NODE_NAND, NODE_SD_0, NODE_TESTSCAN, |
| 129 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 130 | NODE_UNKNOWN, NODE_TTC_3, NODE_UART_1, NODE_UNKNOWN), |
| 131 | PINMUX_MAP(26, NODE_ETH_0, NODE_NAND, NODE_PMU, NODE_TESTSCAN, |
| 132 | NODE_CSU, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 133 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 134 | PINMUX_MAP(27, NODE_ETH_0, NODE_NAND, NODE_PMU, NODE_TESTSCAN, |
| 135 | NODE_DP, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 136 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 137 | PINMUX_MAP(28, NODE_ETH_0, NODE_NAND, NODE_PMU, NODE_TESTSCAN, |
| 138 | NODE_DP, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 139 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 140 | PINMUX_MAP(29, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 141 | NODE_DP, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 142 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 143 | PINMUX_MAP(30, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 144 | NODE_DP, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 145 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 146 | PINMUX_MAP(31, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 147 | NODE_CSU, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 148 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 149 | PINMUX_MAP(32, NODE_ETH_0, NODE_NAND, NODE_PMU, NODE_TESTSCAN, |
| 150 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 151 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 152 | PINMUX_MAP(33, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 153 | NODE_CSU, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 154 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 155 | PINMUX_MAP(34, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 156 | NODE_DP, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 157 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 158 | PINMUX_MAP(35, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 159 | NODE_DP, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 160 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 161 | PINMUX_MAP(36, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 162 | NODE_DP, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 163 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 164 | PINMUX_MAP(37, NODE_ETH_0, NODE_PCIE, NODE_PMU, NODE_TESTSCAN, |
| 165 | NODE_DP, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 166 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 167 | PINMUX_MAP(38, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_UNKNOWN, |
| 168 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 169 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 170 | PINMUX_MAP(39, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 171 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 172 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 173 | PINMUX_MAP(40, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 174 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 175 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 176 | PINMUX_MAP(41, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 177 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 178 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 179 | PINMUX_MAP(42, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 180 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 181 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 182 | PINMUX_MAP(43, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 183 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 184 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 185 | PINMUX_MAP(44, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 186 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 187 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_UNKNOWN), |
| 188 | PINMUX_MAP(45, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 189 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 190 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_UNKNOWN), |
| 191 | PINMUX_MAP(46, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 192 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 193 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 194 | PINMUX_MAP(47, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 195 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 196 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 197 | PINMUX_MAP(48, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 198 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 199 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_UNKNOWN), |
| 200 | PINMUX_MAP(49, NODE_ETH_1, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 201 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 202 | NODE_SPI_1, NODE_TTC_3, NODE_UART_1, NODE_UNKNOWN), |
| 203 | PINMUX_MAP(50, NODE_GEM_TSU, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 204 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 205 | NODE_ETH_1, NODE_TTC_2, NODE_UART_0, NODE_UNKNOWN), |
| 206 | PINMUX_MAP(51, NODE_GEM_TSU, NODE_UNKNOWN, NODE_UNKNOWN, NODE_SD_1, |
| 207 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 208 | NODE_ETH_1, NODE_TTC_2, NODE_UART_0, NODE_UNKNOWN), |
| 209 | PINMUX_MAP(52, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 210 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 211 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 212 | PINMUX_MAP(53, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 213 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 214 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 215 | PINMUX_MAP(54, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 216 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 217 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 218 | PINMUX_MAP(55, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 219 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 220 | NODE_SPI_0, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 221 | PINMUX_MAP(56, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 222 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 223 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 224 | PINMUX_MAP(57, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 225 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 226 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 227 | PINMUX_MAP(58, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 228 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 229 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 230 | PINMUX_MAP(59, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 231 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_PJTAG, |
| 232 | NODE_SPI_1, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 233 | PINMUX_MAP(60, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 234 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 235 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 236 | PINMUX_MAP(61, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 237 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_PJTAG, |
| 238 | NODE_SPI_1, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 239 | PINMUX_MAP(62, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 240 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 241 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 242 | PINMUX_MAP(63, NODE_ETH_2, NODE_USB_0, NODE_UNKNOWN, NODE_UNKNOWN, |
| 243 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 244 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_TRACE), |
| 245 | PINMUX_MAP(64, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_UNKNOWN, |
| 246 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 247 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 248 | PINMUX_MAP(65, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_UNKNOWN, |
| 249 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 250 | NODE_SPI_0, NODE_TTC_3, NODE_UART_1, NODE_TRACE), |
| 251 | PINMUX_MAP(66, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_UNKNOWN, |
| 252 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 253 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 254 | PINMUX_MAP(67, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_UNKNOWN, |
| 255 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 256 | NODE_SPI_0, NODE_TTC_2, NODE_UART_0, NODE_TRACE), |
| 257 | PINMUX_MAP(68, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_UNKNOWN, |
| 258 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 259 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 260 | PINMUX_MAP(69, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 261 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 262 | NODE_SPI_0, NODE_TTC_1, NODE_UART_1, NODE_TRACE), |
| 263 | PINMUX_MAP(70, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 264 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 265 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 266 | PINMUX_MAP(71, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 267 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 268 | NODE_SPI_1, NODE_TTC_0, NODE_UART_0, NODE_UNKNOWN), |
| 269 | PINMUX_MAP(72, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 270 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 271 | NODE_SPI_1, NODE_UNKNOWN, NODE_UART_1, NODE_UNKNOWN), |
| 272 | PINMUX_MAP(73, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 273 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_SWDT_1, |
| 274 | NODE_SPI_1, NODE_UNKNOWN, NODE_UART_1, NODE_UNKNOWN), |
| 275 | PINMUX_MAP(74, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 276 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 277 | NODE_SPI_1, NODE_UNKNOWN, NODE_UART_0, NODE_UNKNOWN), |
| 278 | PINMUX_MAP(75, NODE_ETH_3, NODE_USB_1, NODE_SD_0, NODE_SD_1, |
| 279 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_0, NODE_I2C_0, NODE_SWDT_0, |
| 280 | NODE_SPI_1, NODE_UNKNOWN, NODE_UART_0, NODE_UNKNOWN), |
| 281 | PINMUX_MAP(76, NODE_UNKNOWN, NODE_UNKNOWN, NODE_SD_0, NODE_SD_1, |
| 282 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_ETH_0, |
| 283 | NODE_ETH_1, NODE_ETH_2, NODE_ETH_3, NODE_UNKNOWN), |
| 284 | PINMUX_MAP(77, NODE_UNKNOWN, NODE_UNKNOWN, NODE_UNKNOWN, NODE_SD_1, |
| 285 | NODE_UNKNOWN, NODE_GPIO, NODE_CAN_1, NODE_I2C_1, NODE_ETH_0, |
| 286 | NODE_ETH_1, NODE_ETH_2, NODE_ETH_3, NODE_UNKNOWN), |
| 287 | }; |
| 288 | |
| 289 | /** |
| 290 | * pm_api_pinctrl_get_function() - Read function id set for the given pin |
| 291 | * @pin Pin number |
| 292 | * @nid Node ID of function currently set for given pin |
| 293 | * |
| 294 | * This function provides the function currently set for the given pin. |
| 295 | * |
| 296 | * @return Returns status, either success or error+reason |
| 297 | */ |
| 298 | enum pm_ret_status pm_api_pinctrl_get_function(unsigned int pin, |
| 299 | enum pm_node_id *nid) |
| 300 | { |
| 301 | struct pm_pinctrl_pinmux_map *pinmux_map = &pinmux_maps[pin]; |
| 302 | int i, ret = PM_RET_SUCCESS; |
| 303 | unsigned int reg, val; |
| 304 | |
| 305 | reg = IOU_SLCR_BASEADDR + 4 * pin; |
| 306 | ret = pm_mmio_read(reg, &val); |
| 307 | if (ret) |
| 308 | return ret; |
| 309 | |
| 310 | val &= PINCTRL_FUNCTION_MASK; |
| 311 | |
| 312 | for (i = 0; i < NFUNCS_PER_PIN; i++) |
| 313 | if (val == pm_pinctrl_mux[i]) |
| 314 | break; |
| 315 | |
| 316 | if (i == NFUNCS_PER_PIN) |
| 317 | return PM_RET_ERROR_NOTSUPPORTED; |
| 318 | |
| 319 | *nid = pinmux_map->funcs[i]; |
| 320 | |
| 321 | return ret; |
| 322 | } |
| 323 | |
| 324 | /** |
| 325 | * pm_api_pinctrl_set_function() - Set function id set for the given pin |
| 326 | * @pin Pin number |
| 327 | * @nid Node ID of function to set for given pin |
| 328 | * |
| 329 | * This function provides the function currently set for the given pin. |
| 330 | * |
| 331 | * @return Returns status, either success or error+reason |
| 332 | */ |
| 333 | enum pm_ret_status pm_api_pinctrl_set_function(unsigned int pin, |
| 334 | enum pm_node_id nid) |
| 335 | { |
| 336 | struct pm_pinctrl_pinmux_map *pinmux_map = &pinmux_maps[pin]; |
| 337 | int i; |
| 338 | unsigned int reg, val; |
| 339 | |
| 340 | for (i = 0; i < NFUNCS_PER_PIN; i++) |
| 341 | if (nid == pinmux_map->funcs[i]) |
| 342 | break; |
| 343 | |
| 344 | if (i == NFUNCS_PER_PIN) |
| 345 | return PM_RET_ERROR_NOTSUPPORTED; |
| 346 | |
| 347 | reg = IOU_SLCR_BASEADDR + 4 * pin; |
| 348 | val = pm_pinctrl_mux[i]; |
| 349 | |
| 350 | return pm_mmio_write(reg, PINCTRL_FUNCTION_MASK, val); |
| 351 | } |