1// SPDX-License-Identifier: GPL-2.0 2// 3// imx25 pinctrl driver. 4// 5// Copyright 2013 Eukréa Electromatique <denis@eukrea.com> 6// 7// This driver was mostly copied from the imx51 pinctrl driver which has: 8// 9// Copyright (C) 2012 Freescale Semiconductor, Inc. 10// Copyright (C) 2012 Linaro, Inc. 11// 12// Author: Denis Carikli <denis@eukrea.com> 13 14#include <linux/err.h> 15#include <linux/init.h> 16#include <linux/io.h> 17#include <linux/mod_devicetable.h> 18#include <linux/platform_device.h> 19#include <linux/pinctrl/pinctrl.h> 20 21#include "pinctrl-imx.h" 22 23enum imx25_pads { 24 MX25_PAD_RESERVE0 = 0, 25 MX25_PAD_RESERVE1 = 1, 26 MX25_PAD_A10 = 2, 27 MX25_PAD_A13 = 3, 28 MX25_PAD_A14 = 4, 29 MX25_PAD_A15 = 5, 30 MX25_PAD_A16 = 6, 31 MX25_PAD_A17 = 7, 32 MX25_PAD_A18 = 8, 33 MX25_PAD_A19 = 9, 34 MX25_PAD_A20 = 10, 35 MX25_PAD_A21 = 11, 36 MX25_PAD_A22 = 12, 37 MX25_PAD_A23 = 13, 38 MX25_PAD_A24 = 14, 39 MX25_PAD_A25 = 15, 40 MX25_PAD_EB0 = 16, 41 MX25_PAD_EB1 = 17, 42 MX25_PAD_OE = 18, 43 MX25_PAD_CS0 = 19, 44 MX25_PAD_CS1 = 20, 45 MX25_PAD_CS4 = 21, 46 MX25_PAD_CS5 = 22, 47 MX25_PAD_NF_CE0 = 23, 48 MX25_PAD_ECB = 24, 49 MX25_PAD_LBA = 25, 50 MX25_PAD_BCLK = 26, 51 MX25_PAD_RW = 27, 52 MX25_PAD_NFWE_B = 28, 53 MX25_PAD_NFRE_B = 29, 54 MX25_PAD_NFALE = 30, 55 MX25_PAD_NFCLE = 31, 56 MX25_PAD_NFWP_B = 32, 57 MX25_PAD_NFRB = 33, 58 MX25_PAD_D15 = 34, 59 MX25_PAD_D14 = 35, 60 MX25_PAD_D13 = 36, 61 MX25_PAD_D12 = 37, 62 MX25_PAD_D11 = 38, 63 MX25_PAD_D10 = 39, 64 MX25_PAD_D9 = 40, 65 MX25_PAD_D8 = 41, 66 MX25_PAD_D7 = 42, 67 MX25_PAD_D6 = 43, 68 MX25_PAD_D5 = 44, 69 MX25_PAD_D4 = 45, 70 MX25_PAD_D3 = 46, 71 MX25_PAD_D2 = 47, 72 MX25_PAD_D1 = 48, 73 MX25_PAD_D0 = 49, 74 MX25_PAD_LD0 = 50, 75 MX25_PAD_LD1 = 51, 76 MX25_PAD_LD2 = 52, 77 MX25_PAD_LD3 = 53, 78 MX25_PAD_LD4 = 54, 79 MX25_PAD_LD5 = 55, 80 MX25_PAD_LD6 = 56, 81 MX25_PAD_LD7 = 57, 82 MX25_PAD_LD8 = 58, 83 MX25_PAD_LD9 = 59, 84 MX25_PAD_LD10 = 60, 85 MX25_PAD_LD11 = 61, 86 MX25_PAD_LD12 = 62, 87 MX25_PAD_LD13 = 63, 88 MX25_PAD_LD14 = 64, 89 MX25_PAD_LD15 = 65, 90 MX25_PAD_HSYNC = 66, 91 MX25_PAD_VSYNC = 67, 92 MX25_PAD_LSCLK = 68, 93 MX25_PAD_OE_ACD = 69, 94 MX25_PAD_CONTRAST = 70, 95 MX25_PAD_PWM = 71, 96 MX25_PAD_CSI_D2 = 72, 97 MX25_PAD_CSI_D3 = 73, 98 MX25_PAD_CSI_D4 = 74, 99 MX25_PAD_CSI_D5 = 75, 100 MX25_PAD_CSI_D6 = 76, 101 MX25_PAD_CSI_D7 = 77, 102 MX25_PAD_CSI_D8 = 78, 103 MX25_PAD_CSI_D9 = 79, 104 MX25_PAD_CSI_MCLK = 80, 105 MX25_PAD_CSI_VSYNC = 81, 106 MX25_PAD_CSI_HSYNC = 82, 107 MX25_PAD_CSI_PIXCLK = 83, 108 MX25_PAD_I2C1_CLK = 84, 109 MX25_PAD_I2C1_DAT = 85, 110 MX25_PAD_CSPI1_MOSI = 86, 111 MX25_PAD_CSPI1_MISO = 87, 112 MX25_PAD_CSPI1_SS0 = 88, 113 MX25_PAD_CSPI1_SS1 = 89, 114 MX25_PAD_CSPI1_SCLK = 90, 115 MX25_PAD_CSPI1_RDY = 91, 116 MX25_PAD_UART1_RXD = 92, 117 MX25_PAD_UART1_TXD = 93, 118 MX25_PAD_UART1_RTS = 94, 119 MX25_PAD_UART1_CTS = 95, 120 MX25_PAD_UART2_RXD = 96, 121 MX25_PAD_UART2_TXD = 97, 122 MX25_PAD_UART2_RTS = 98, 123 MX25_PAD_UART2_CTS = 99, 124 MX25_PAD_SD1_CMD = 100, 125 MX25_PAD_SD1_CLK = 101, 126 MX25_PAD_SD1_DATA0 = 102, 127 MX25_PAD_SD1_DATA1 = 103, 128 MX25_PAD_SD1_DATA2 = 104, 129 MX25_PAD_SD1_DATA3 = 105, 130 MX25_PAD_KPP_ROW0 = 106, 131 MX25_PAD_KPP_ROW1 = 107, 132 MX25_PAD_KPP_ROW2 = 108, 133 MX25_PAD_KPP_ROW3 = 109, 134 MX25_PAD_KPP_COL0 = 110, 135 MX25_PAD_KPP_COL1 = 111, 136 MX25_PAD_KPP_COL2 = 112, 137 MX25_PAD_KPP_COL3 = 113, 138 MX25_PAD_FEC_MDC = 114, 139 MX25_PAD_FEC_MDIO = 115, 140 MX25_PAD_FEC_TDATA0 = 116, 141 MX25_PAD_FEC_TDATA1 = 117, 142 MX25_PAD_FEC_TX_EN = 118, 143 MX25_PAD_FEC_RDATA0 = 119, 144 MX25_PAD_FEC_RDATA1 = 120, 145 MX25_PAD_FEC_RX_DV = 121, 146 MX25_PAD_FEC_TX_CLK = 122, 147 MX25_PAD_RTCK = 123, 148 MX25_PAD_DE_B = 124, 149 MX25_PAD_GPIO_A = 125, 150 MX25_PAD_GPIO_B = 126, 151 MX25_PAD_GPIO_C = 127, 152 MX25_PAD_GPIO_D = 128, 153 MX25_PAD_GPIO_E = 129, 154 MX25_PAD_GPIO_F = 130, 155 MX25_PAD_EXT_ARMCLK = 131, 156 MX25_PAD_UPLL_BYPCLK = 132, 157 MX25_PAD_VSTBY_REQ = 133, 158 MX25_PAD_VSTBY_ACK = 134, 159 MX25_PAD_POWER_FAIL = 135, 160 MX25_PAD_CLKO = 136, 161 MX25_PAD_BOOT_MODE0 = 137, 162 MX25_PAD_BOOT_MODE1 = 138, 163}; 164 165/* Pad names for the pinmux subsystem */ 166static const struct pinctrl_pin_desc imx25_pinctrl_pads[] = { 167 IMX_PINCTRL_PIN(MX25_PAD_RESERVE0), 168 IMX_PINCTRL_PIN(MX25_PAD_RESERVE1), 169 IMX_PINCTRL_PIN(MX25_PAD_A10), 170 IMX_PINCTRL_PIN(MX25_PAD_A13), 171 IMX_PINCTRL_PIN(MX25_PAD_A14), 172 IMX_PINCTRL_PIN(MX25_PAD_A15), 173 IMX_PINCTRL_PIN(MX25_PAD_A16), 174 IMX_PINCTRL_PIN(MX25_PAD_A17), 175 IMX_PINCTRL_PIN(MX25_PAD_A18), 176 IMX_PINCTRL_PIN(MX25_PAD_A19), 177 IMX_PINCTRL_PIN(MX25_PAD_A20), 178 IMX_PINCTRL_PIN(MX25_PAD_A21), 179 IMX_PINCTRL_PIN(MX25_PAD_A22), 180 IMX_PINCTRL_PIN(MX25_PAD_A23), 181 IMX_PINCTRL_PIN(MX25_PAD_A24), 182 IMX_PINCTRL_PIN(MX25_PAD_A25), 183 IMX_PINCTRL_PIN(MX25_PAD_EB0), 184 IMX_PINCTRL_PIN(MX25_PAD_EB1), 185 IMX_PINCTRL_PIN(MX25_PAD_OE), 186 IMX_PINCTRL_PIN(MX25_PAD_CS0), 187 IMX_PINCTRL_PIN(MX25_PAD_CS1), 188 IMX_PINCTRL_PIN(MX25_PAD_CS4), 189 IMX_PINCTRL_PIN(MX25_PAD_CS5), 190 IMX_PINCTRL_PIN(MX25_PAD_NF_CE0), 191 IMX_PINCTRL_PIN(MX25_PAD_ECB), 192 IMX_PINCTRL_PIN(MX25_PAD_LBA), 193 IMX_PINCTRL_PIN(MX25_PAD_BCLK), 194 IMX_PINCTRL_PIN(MX25_PAD_RW), 195 IMX_PINCTRL_PIN(MX25_PAD_NFWE_B), 196 IMX_PINCTRL_PIN(MX25_PAD_NFRE_B), 197 IMX_PINCTRL_PIN(MX25_PAD_NFALE), 198 IMX_PINCTRL_PIN(MX25_PAD_NFCLE), 199 IMX_PINCTRL_PIN(MX25_PAD_NFWP_B), 200 IMX_PINCTRL_PIN(MX25_PAD_NFRB), 201 IMX_PINCTRL_PIN(MX25_PAD_D15), 202 IMX_PINCTRL_PIN(MX25_PAD_D14), 203 IMX_PINCTRL_PIN(MX25_PAD_D13), 204 IMX_PINCTRL_PIN(MX25_PAD_D12), 205 IMX_PINCTRL_PIN(MX25_PAD_D11), 206 IMX_PINCTRL_PIN(MX25_PAD_D10), 207 IMX_PINCTRL_PIN(MX25_PAD_D9), 208 IMX_PINCTRL_PIN(MX25_PAD_D8), 209 IMX_PINCTRL_PIN(MX25_PAD_D7), 210 IMX_PINCTRL_PIN(MX25_PAD_D6), 211 IMX_PINCTRL_PIN(MX25_PAD_D5), 212 IMX_PINCTRL_PIN(MX25_PAD_D4), 213 IMX_PINCTRL_PIN(MX25_PAD_D3), 214 IMX_PINCTRL_PIN(MX25_PAD_D2), 215 IMX_PINCTRL_PIN(MX25_PAD_D1), 216 IMX_PINCTRL_PIN(MX25_PAD_D0), 217 IMX_PINCTRL_PIN(MX25_PAD_LD0), 218 IMX_PINCTRL_PIN(MX25_PAD_LD1), 219 IMX_PINCTRL_PIN(MX25_PAD_LD2), 220 IMX_PINCTRL_PIN(MX25_PAD_LD3), 221 IMX_PINCTRL_PIN(MX25_PAD_LD4), 222 IMX_PINCTRL_PIN(MX25_PAD_LD5), 223 IMX_PINCTRL_PIN(MX25_PAD_LD6), 224 IMX_PINCTRL_PIN(MX25_PAD_LD7), 225 IMX_PINCTRL_PIN(MX25_PAD_LD8), 226 IMX_PINCTRL_PIN(MX25_PAD_LD9), 227 IMX_PINCTRL_PIN(MX25_PAD_LD10), 228 IMX_PINCTRL_PIN(MX25_PAD_LD11), 229 IMX_PINCTRL_PIN(MX25_PAD_LD12), 230 IMX_PINCTRL_PIN(MX25_PAD_LD13), 231 IMX_PINCTRL_PIN(MX25_PAD_LD14), 232 IMX_PINCTRL_PIN(MX25_PAD_LD15), 233 IMX_PINCTRL_PIN(MX25_PAD_HSYNC), 234 IMX_PINCTRL_PIN(MX25_PAD_VSYNC), 235 IMX_PINCTRL_PIN(MX25_PAD_LSCLK), 236 IMX_PINCTRL_PIN(MX25_PAD_OE_ACD), 237 IMX_PINCTRL_PIN(MX25_PAD_CONTRAST), 238 IMX_PINCTRL_PIN(MX25_PAD_PWM), 239 IMX_PINCTRL_PIN(MX25_PAD_CSI_D2), 240 IMX_PINCTRL_PIN(MX25_PAD_CSI_D3), 241 IMX_PINCTRL_PIN(MX25_PAD_CSI_D4), 242 IMX_PINCTRL_PIN(MX25_PAD_CSI_D5), 243 IMX_PINCTRL_PIN(MX25_PAD_CSI_D6), 244 IMX_PINCTRL_PIN(MX25_PAD_CSI_D7), 245 IMX_PINCTRL_PIN(MX25_PAD_CSI_D8), 246 IMX_PINCTRL_PIN(MX25_PAD_CSI_D9), 247 IMX_PINCTRL_PIN(MX25_PAD_CSI_MCLK), 248 IMX_PINCTRL_PIN(MX25_PAD_CSI_VSYNC), 249 IMX_PINCTRL_PIN(MX25_PAD_CSI_HSYNC), 250 IMX_PINCTRL_PIN(MX25_PAD_CSI_PIXCLK), 251 IMX_PINCTRL_PIN(MX25_PAD_I2C1_CLK), 252 IMX_PINCTRL_PIN(MX25_PAD_I2C1_DAT), 253 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MOSI), 254 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MISO), 255 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS0), 256 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS1), 257 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SCLK), 258 IMX_PINCTRL_PIN(MX25_PAD_CSPI1_RDY), 259 IMX_PINCTRL_PIN(MX25_PAD_UART1_RXD), 260 IMX_PINCTRL_PIN(MX25_PAD_UART1_TXD), 261 IMX_PINCTRL_PIN(MX25_PAD_UART1_RTS), 262 IMX_PINCTRL_PIN(MX25_PAD_UART1_CTS), 263 IMX_PINCTRL_PIN(MX25_PAD_UART2_RXD), 264 IMX_PINCTRL_PIN(MX25_PAD_UART2_TXD), 265 IMX_PINCTRL_PIN(MX25_PAD_UART2_RTS), 266 IMX_PINCTRL_PIN(MX25_PAD_UART2_CTS), 267 IMX_PINCTRL_PIN(MX25_PAD_SD1_CMD), 268 IMX_PINCTRL_PIN(MX25_PAD_SD1_CLK), 269 IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA0), 270 IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA1), 271 IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA2), 272 IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA3), 273 IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW0), 274 IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW1), 275 IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW2), 276 IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW3), 277 IMX_PINCTRL_PIN(MX25_PAD_KPP_COL0), 278 IMX_PINCTRL_PIN(MX25_PAD_KPP_COL1), 279 IMX_PINCTRL_PIN(MX25_PAD_KPP_COL2), 280 IMX_PINCTRL_PIN(MX25_PAD_KPP_COL3), 281 IMX_PINCTRL_PIN(MX25_PAD_FEC_MDC), 282 IMX_PINCTRL_PIN(MX25_PAD_FEC_MDIO), 283 IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA0), 284 IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA1), 285 IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_EN), 286 IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA0), 287 IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA1), 288 IMX_PINCTRL_PIN(MX25_PAD_FEC_RX_DV), 289 IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_CLK), 290 IMX_PINCTRL_PIN(MX25_PAD_RTCK), 291 IMX_PINCTRL_PIN(MX25_PAD_DE_B), 292 IMX_PINCTRL_PIN(MX25_PAD_GPIO_A), 293 IMX_PINCTRL_PIN(MX25_PAD_GPIO_B), 294 IMX_PINCTRL_PIN(MX25_PAD_GPIO_C), 295 IMX_PINCTRL_PIN(MX25_PAD_GPIO_D), 296 IMX_PINCTRL_PIN(MX25_PAD_GPIO_E), 297 IMX_PINCTRL_PIN(MX25_PAD_GPIO_F), 298 IMX_PINCTRL_PIN(MX25_PAD_EXT_ARMCLK), 299 IMX_PINCTRL_PIN(MX25_PAD_UPLL_BYPCLK), 300 IMX_PINCTRL_PIN(MX25_PAD_VSTBY_REQ), 301 IMX_PINCTRL_PIN(MX25_PAD_VSTBY_ACK), 302 IMX_PINCTRL_PIN(MX25_PAD_POWER_FAIL), 303 IMX_PINCTRL_PIN(MX25_PAD_CLKO), 304 IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE0), 305 IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE1), 306}; 307 308static const struct imx_pinctrl_soc_info imx25_pinctrl_info = { 309 .pins = imx25_pinctrl_pads, 310 .npins = ARRAY_SIZE(imx25_pinctrl_pads), 311}; 312 313static const struct of_device_id imx25_pinctrl_of_match[] = { 314 { .compatible = "fsl,imx25-iomuxc", }, 315 { /* sentinel */ } 316}; 317 318static int imx25_pinctrl_probe(struct platform_device *pdev) 319{ 320 return imx_pinctrl_probe(pdev, &imx25_pinctrl_info); 321} 322 323static struct platform_driver imx25_pinctrl_driver = { 324 .driver = { 325 .name = "imx25-pinctrl", 326 .of_match_table = imx25_pinctrl_of_match, 327 .suppress_bind_attrs = true, 328 }, 329 .probe = imx25_pinctrl_probe, 330}; 331 332static int __init imx25_pinctrl_init(void) 333{ 334 return platform_driver_register(&imx25_pinctrl_driver); 335} 336arch_initcall(imx25_pinctrl_init); 337