Denis Carikli | b4a87c9 | 2013-11-06 09:52:15 +0100 | [diff] [blame] | 1 | /* |
| 2 | * imx25 pinctrl driver. |
| 3 | * |
| 4 | * Copyright 2013 Eukréa Electromatique <denis@eukrea.com> |
| 5 | * |
| 6 | * This driver was mostly copied from the imx51 pinctrl driver which has: |
| 7 | * |
| 8 | * Copyright (C) 2012 Freescale Semiconductor, Inc. |
| 9 | * Copyright (C) 2012 Linaro, Inc. |
| 10 | * |
| 11 | * Author: Denis Carikli <denis@eukrea.com> |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
| 14 | * it under the terms of the GNU General Public License version 2 as published |
| 15 | * by the Free Software Foundation. |
| 16 | */ |
| 17 | |
| 18 | #include <linux/err.h> |
| 19 | #include <linux/init.h> |
| 20 | #include <linux/io.h> |
| 21 | #include <linux/module.h> |
| 22 | #include <linux/of.h> |
| 23 | #include <linux/of_device.h> |
| 24 | #include <linux/pinctrl/pinctrl.h> |
| 25 | |
| 26 | #include "pinctrl-imx.h" |
| 27 | |
| 28 | enum imx25_pads { |
| 29 | MX25_PAD_RESERVE0 = 1, |
| 30 | MX25_PAD_RESERVE1 = 2, |
| 31 | MX25_PAD_A10 = 3, |
| 32 | MX25_PAD_A13 = 4, |
| 33 | MX25_PAD_A14 = 5, |
| 34 | MX25_PAD_A15 = 6, |
| 35 | MX25_PAD_A16 = 7, |
| 36 | MX25_PAD_A17 = 8, |
| 37 | MX25_PAD_A18 = 9, |
| 38 | MX25_PAD_A19 = 10, |
| 39 | MX25_PAD_A20 = 11, |
| 40 | MX25_PAD_A21 = 12, |
| 41 | MX25_PAD_A22 = 13, |
| 42 | MX25_PAD_A23 = 14, |
| 43 | MX25_PAD_A24 = 15, |
| 44 | MX25_PAD_A25 = 16, |
| 45 | MX25_PAD_EB0 = 17, |
| 46 | MX25_PAD_EB1 = 18, |
| 47 | MX25_PAD_OE = 19, |
| 48 | MX25_PAD_CS0 = 20, |
| 49 | MX25_PAD_CS1 = 21, |
| 50 | MX25_PAD_CS4 = 22, |
| 51 | MX25_PAD_CS5 = 23, |
| 52 | MX25_PAD_NF_CE0 = 24, |
| 53 | MX25_PAD_ECB = 25, |
| 54 | MX25_PAD_LBA = 26, |
| 55 | MX25_PAD_BCLK = 27, |
| 56 | MX25_PAD_RW = 28, |
| 57 | MX25_PAD_NFWE_B = 29, |
| 58 | MX25_PAD_NFRE_B = 30, |
| 59 | MX25_PAD_NFALE = 31, |
| 60 | MX25_PAD_NFCLE = 32, |
| 61 | MX25_PAD_NFWP_B = 33, |
| 62 | MX25_PAD_NFRB = 34, |
| 63 | MX25_PAD_D15 = 35, |
| 64 | MX25_PAD_D14 = 36, |
| 65 | MX25_PAD_D13 = 37, |
| 66 | MX25_PAD_D12 = 38, |
| 67 | MX25_PAD_D11 = 39, |
| 68 | MX25_PAD_D10 = 40, |
| 69 | MX25_PAD_D9 = 41, |
| 70 | MX25_PAD_D8 = 42, |
| 71 | MX25_PAD_D7 = 43, |
| 72 | MX25_PAD_D6 = 44, |
| 73 | MX25_PAD_D5 = 45, |
| 74 | MX25_PAD_D4 = 46, |
| 75 | MX25_PAD_D3 = 47, |
| 76 | MX25_PAD_D2 = 48, |
| 77 | MX25_PAD_D1 = 49, |
| 78 | MX25_PAD_D0 = 50, |
| 79 | MX25_PAD_LD0 = 51, |
| 80 | MX25_PAD_LD1 = 52, |
| 81 | MX25_PAD_LD2 = 53, |
| 82 | MX25_PAD_LD3 = 54, |
| 83 | MX25_PAD_LD4 = 55, |
| 84 | MX25_PAD_LD5 = 56, |
| 85 | MX25_PAD_LD6 = 57, |
| 86 | MX25_PAD_LD7 = 58, |
| 87 | MX25_PAD_LD8 = 59, |
| 88 | MX25_PAD_LD9 = 60, |
| 89 | MX25_PAD_LD10 = 61, |
| 90 | MX25_PAD_LD11 = 62, |
| 91 | MX25_PAD_LD12 = 63, |
| 92 | MX25_PAD_LD13 = 64, |
| 93 | MX25_PAD_LD14 = 65, |
| 94 | MX25_PAD_LD15 = 66, |
| 95 | MX25_PAD_HSYNC = 67, |
| 96 | MX25_PAD_VSYNC = 68, |
| 97 | MX25_PAD_LSCLK = 69, |
| 98 | MX25_PAD_OE_ACD = 70, |
| 99 | MX25_PAD_CONTRAST = 71, |
| 100 | MX25_PAD_PWM = 72, |
| 101 | MX25_PAD_CSI_D2 = 73, |
| 102 | MX25_PAD_CSI_D3 = 74, |
| 103 | MX25_PAD_CSI_D4 = 75, |
| 104 | MX25_PAD_CSI_D5 = 76, |
| 105 | MX25_PAD_CSI_D6 = 77, |
| 106 | MX25_PAD_CSI_D7 = 78, |
| 107 | MX25_PAD_CSI_D8 = 79, |
| 108 | MX25_PAD_CSI_D9 = 80, |
| 109 | MX25_PAD_CSI_MCLK = 81, |
| 110 | MX25_PAD_CSI_VSYNC = 82, |
| 111 | MX25_PAD_CSI_HSYNC = 83, |
| 112 | MX25_PAD_CSI_PIXCLK = 84, |
| 113 | MX25_PAD_I2C1_CLK = 85, |
| 114 | MX25_PAD_I2C1_DAT = 86, |
| 115 | MX25_PAD_CSPI1_MOSI = 87, |
| 116 | MX25_PAD_CSPI1_MISO = 88, |
| 117 | MX25_PAD_CSPI1_SS0 = 89, |
| 118 | MX25_PAD_CSPI1_SS1 = 90, |
| 119 | MX25_PAD_CSPI1_SCLK = 91, |
| 120 | MX25_PAD_CSPI1_RDY = 92, |
| 121 | MX25_PAD_UART1_RXD = 93, |
| 122 | MX25_PAD_UART1_TXD = 94, |
| 123 | MX25_PAD_UART1_RTS = 95, |
| 124 | MX25_PAD_UART1_CTS = 96, |
| 125 | MX25_PAD_UART2_RXD = 97, |
| 126 | MX25_PAD_UART2_TXD = 98, |
| 127 | MX25_PAD_UART2_RTS = 99, |
| 128 | MX25_PAD_UART2_CTS = 100, |
| 129 | MX25_PAD_SD1_CMD = 101, |
| 130 | MX25_PAD_SD1_CLK = 102, |
| 131 | MX25_PAD_SD1_DATA0 = 103, |
| 132 | MX25_PAD_SD1_DATA1 = 104, |
| 133 | MX25_PAD_SD1_DATA2 = 105, |
| 134 | MX25_PAD_SD1_DATA3 = 106, |
| 135 | MX25_PAD_KPP_ROW0 = 107, |
| 136 | MX25_PAD_KPP_ROW1 = 108, |
| 137 | MX25_PAD_KPP_ROW2 = 109, |
| 138 | MX25_PAD_KPP_ROW3 = 110, |
| 139 | MX25_PAD_KPP_COL0 = 111, |
| 140 | MX25_PAD_KPP_COL1 = 112, |
| 141 | MX25_PAD_KPP_COL2 = 113, |
| 142 | MX25_PAD_KPP_COL3 = 114, |
| 143 | MX25_PAD_FEC_MDC = 115, |
| 144 | MX25_PAD_FEC_MDIO = 116, |
| 145 | MX25_PAD_FEC_TDATA0 = 117, |
| 146 | MX25_PAD_FEC_TDATA1 = 118, |
| 147 | MX25_PAD_FEC_TX_EN = 119, |
| 148 | MX25_PAD_FEC_RDATA0 = 120, |
| 149 | MX25_PAD_FEC_RDATA1 = 121, |
| 150 | MX25_PAD_FEC_RX_DV = 122, |
| 151 | MX25_PAD_FEC_TX_CLK = 123, |
| 152 | MX25_PAD_RTCK = 124, |
| 153 | MX25_PAD_DE_B = 125, |
| 154 | MX25_PAD_GPIO_A = 126, |
| 155 | MX25_PAD_GPIO_B = 127, |
| 156 | MX25_PAD_GPIO_C = 128, |
| 157 | MX25_PAD_GPIO_D = 129, |
| 158 | MX25_PAD_GPIO_E = 130, |
| 159 | MX25_PAD_GPIO_F = 131, |
| 160 | MX25_PAD_EXT_ARMCLK = 132, |
| 161 | MX25_PAD_UPLL_BYPCLK = 133, |
| 162 | MX25_PAD_VSTBY_REQ = 134, |
| 163 | MX25_PAD_VSTBY_ACK = 135, |
| 164 | MX25_PAD_POWER_FAIL = 136, |
| 165 | MX25_PAD_CLKO = 137, |
| 166 | MX25_PAD_BOOT_MODE0 = 138, |
| 167 | MX25_PAD_BOOT_MODE1 = 139, |
| 168 | }; |
| 169 | |
| 170 | /* Pad names for the pinmux subsystem */ |
| 171 | static const struct pinctrl_pin_desc imx25_pinctrl_pads[] = { |
| 172 | IMX_PINCTRL_PIN(MX25_PAD_RESERVE0), |
| 173 | IMX_PINCTRL_PIN(MX25_PAD_RESERVE1), |
| 174 | IMX_PINCTRL_PIN(MX25_PAD_A10), |
| 175 | IMX_PINCTRL_PIN(MX25_PAD_A13), |
| 176 | IMX_PINCTRL_PIN(MX25_PAD_A14), |
| 177 | IMX_PINCTRL_PIN(MX25_PAD_A15), |
| 178 | IMX_PINCTRL_PIN(MX25_PAD_A16), |
| 179 | IMX_PINCTRL_PIN(MX25_PAD_A17), |
| 180 | IMX_PINCTRL_PIN(MX25_PAD_A18), |
| 181 | IMX_PINCTRL_PIN(MX25_PAD_A19), |
| 182 | IMX_PINCTRL_PIN(MX25_PAD_A20), |
| 183 | IMX_PINCTRL_PIN(MX25_PAD_A21), |
| 184 | IMX_PINCTRL_PIN(MX25_PAD_A22), |
| 185 | IMX_PINCTRL_PIN(MX25_PAD_A23), |
| 186 | IMX_PINCTRL_PIN(MX25_PAD_A24), |
| 187 | IMX_PINCTRL_PIN(MX25_PAD_A25), |
| 188 | IMX_PINCTRL_PIN(MX25_PAD_EB0), |
| 189 | IMX_PINCTRL_PIN(MX25_PAD_EB1), |
| 190 | IMX_PINCTRL_PIN(MX25_PAD_OE), |
| 191 | IMX_PINCTRL_PIN(MX25_PAD_CS0), |
| 192 | IMX_PINCTRL_PIN(MX25_PAD_CS1), |
| 193 | IMX_PINCTRL_PIN(MX25_PAD_CS4), |
| 194 | IMX_PINCTRL_PIN(MX25_PAD_CS5), |
| 195 | IMX_PINCTRL_PIN(MX25_PAD_NF_CE0), |
| 196 | IMX_PINCTRL_PIN(MX25_PAD_ECB), |
| 197 | IMX_PINCTRL_PIN(MX25_PAD_LBA), |
| 198 | IMX_PINCTRL_PIN(MX25_PAD_BCLK), |
| 199 | IMX_PINCTRL_PIN(MX25_PAD_RW), |
| 200 | IMX_PINCTRL_PIN(MX25_PAD_NFWE_B), |
| 201 | IMX_PINCTRL_PIN(MX25_PAD_NFRE_B), |
| 202 | IMX_PINCTRL_PIN(MX25_PAD_NFALE), |
| 203 | IMX_PINCTRL_PIN(MX25_PAD_NFCLE), |
| 204 | IMX_PINCTRL_PIN(MX25_PAD_NFWP_B), |
| 205 | IMX_PINCTRL_PIN(MX25_PAD_NFRB), |
| 206 | IMX_PINCTRL_PIN(MX25_PAD_D15), |
| 207 | IMX_PINCTRL_PIN(MX25_PAD_D14), |
| 208 | IMX_PINCTRL_PIN(MX25_PAD_D13), |
| 209 | IMX_PINCTRL_PIN(MX25_PAD_D12), |
| 210 | IMX_PINCTRL_PIN(MX25_PAD_D11), |
| 211 | IMX_PINCTRL_PIN(MX25_PAD_D10), |
| 212 | IMX_PINCTRL_PIN(MX25_PAD_D9), |
| 213 | IMX_PINCTRL_PIN(MX25_PAD_D8), |
| 214 | IMX_PINCTRL_PIN(MX25_PAD_D7), |
| 215 | IMX_PINCTRL_PIN(MX25_PAD_D6), |
| 216 | IMX_PINCTRL_PIN(MX25_PAD_D5), |
| 217 | IMX_PINCTRL_PIN(MX25_PAD_D4), |
| 218 | IMX_PINCTRL_PIN(MX25_PAD_D3), |
| 219 | IMX_PINCTRL_PIN(MX25_PAD_D2), |
| 220 | IMX_PINCTRL_PIN(MX25_PAD_D1), |
| 221 | IMX_PINCTRL_PIN(MX25_PAD_D0), |
| 222 | IMX_PINCTRL_PIN(MX25_PAD_LD0), |
| 223 | IMX_PINCTRL_PIN(MX25_PAD_LD1), |
| 224 | IMX_PINCTRL_PIN(MX25_PAD_LD2), |
| 225 | IMX_PINCTRL_PIN(MX25_PAD_LD3), |
| 226 | IMX_PINCTRL_PIN(MX25_PAD_LD4), |
| 227 | IMX_PINCTRL_PIN(MX25_PAD_LD5), |
| 228 | IMX_PINCTRL_PIN(MX25_PAD_LD6), |
| 229 | IMX_PINCTRL_PIN(MX25_PAD_LD7), |
| 230 | IMX_PINCTRL_PIN(MX25_PAD_LD8), |
| 231 | IMX_PINCTRL_PIN(MX25_PAD_LD9), |
| 232 | IMX_PINCTRL_PIN(MX25_PAD_LD10), |
| 233 | IMX_PINCTRL_PIN(MX25_PAD_LD11), |
| 234 | IMX_PINCTRL_PIN(MX25_PAD_LD12), |
| 235 | IMX_PINCTRL_PIN(MX25_PAD_LD13), |
| 236 | IMX_PINCTRL_PIN(MX25_PAD_LD14), |
| 237 | IMX_PINCTRL_PIN(MX25_PAD_LD15), |
| 238 | IMX_PINCTRL_PIN(MX25_PAD_HSYNC), |
| 239 | IMX_PINCTRL_PIN(MX25_PAD_VSYNC), |
| 240 | IMX_PINCTRL_PIN(MX25_PAD_LSCLK), |
| 241 | IMX_PINCTRL_PIN(MX25_PAD_OE_ACD), |
| 242 | IMX_PINCTRL_PIN(MX25_PAD_CONTRAST), |
| 243 | IMX_PINCTRL_PIN(MX25_PAD_PWM), |
| 244 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D2), |
| 245 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D3), |
| 246 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D4), |
| 247 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D5), |
| 248 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D6), |
| 249 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D7), |
| 250 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D8), |
| 251 | IMX_PINCTRL_PIN(MX25_PAD_CSI_D9), |
| 252 | IMX_PINCTRL_PIN(MX25_PAD_CSI_MCLK), |
| 253 | IMX_PINCTRL_PIN(MX25_PAD_CSI_VSYNC), |
| 254 | IMX_PINCTRL_PIN(MX25_PAD_CSI_HSYNC), |
| 255 | IMX_PINCTRL_PIN(MX25_PAD_CSI_PIXCLK), |
| 256 | IMX_PINCTRL_PIN(MX25_PAD_I2C1_CLK), |
| 257 | IMX_PINCTRL_PIN(MX25_PAD_I2C1_DAT), |
| 258 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MOSI), |
| 259 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_MISO), |
| 260 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS0), |
| 261 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SS1), |
| 262 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_SCLK), |
| 263 | IMX_PINCTRL_PIN(MX25_PAD_CSPI1_RDY), |
| 264 | IMX_PINCTRL_PIN(MX25_PAD_UART1_RXD), |
| 265 | IMX_PINCTRL_PIN(MX25_PAD_UART1_TXD), |
| 266 | IMX_PINCTRL_PIN(MX25_PAD_UART1_RTS), |
| 267 | IMX_PINCTRL_PIN(MX25_PAD_UART1_CTS), |
| 268 | IMX_PINCTRL_PIN(MX25_PAD_UART2_RXD), |
| 269 | IMX_PINCTRL_PIN(MX25_PAD_UART2_TXD), |
| 270 | IMX_PINCTRL_PIN(MX25_PAD_UART2_RTS), |
| 271 | IMX_PINCTRL_PIN(MX25_PAD_UART2_CTS), |
| 272 | IMX_PINCTRL_PIN(MX25_PAD_SD1_CMD), |
| 273 | IMX_PINCTRL_PIN(MX25_PAD_SD1_CLK), |
| 274 | IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA0), |
| 275 | IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA1), |
| 276 | IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA2), |
| 277 | IMX_PINCTRL_PIN(MX25_PAD_SD1_DATA3), |
| 278 | IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW0), |
| 279 | IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW1), |
| 280 | IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW2), |
| 281 | IMX_PINCTRL_PIN(MX25_PAD_KPP_ROW3), |
| 282 | IMX_PINCTRL_PIN(MX25_PAD_KPP_COL0), |
| 283 | IMX_PINCTRL_PIN(MX25_PAD_KPP_COL1), |
| 284 | IMX_PINCTRL_PIN(MX25_PAD_KPP_COL2), |
| 285 | IMX_PINCTRL_PIN(MX25_PAD_KPP_COL3), |
| 286 | IMX_PINCTRL_PIN(MX25_PAD_FEC_MDC), |
| 287 | IMX_PINCTRL_PIN(MX25_PAD_FEC_MDIO), |
| 288 | IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA0), |
| 289 | IMX_PINCTRL_PIN(MX25_PAD_FEC_TDATA1), |
| 290 | IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_EN), |
| 291 | IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA0), |
| 292 | IMX_PINCTRL_PIN(MX25_PAD_FEC_RDATA1), |
| 293 | IMX_PINCTRL_PIN(MX25_PAD_FEC_RX_DV), |
| 294 | IMX_PINCTRL_PIN(MX25_PAD_FEC_TX_CLK), |
| 295 | IMX_PINCTRL_PIN(MX25_PAD_RTCK), |
| 296 | IMX_PINCTRL_PIN(MX25_PAD_DE_B), |
| 297 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_A), |
| 298 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_B), |
| 299 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_C), |
| 300 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_D), |
| 301 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_E), |
| 302 | IMX_PINCTRL_PIN(MX25_PAD_GPIO_F), |
| 303 | IMX_PINCTRL_PIN(MX25_PAD_EXT_ARMCLK), |
| 304 | IMX_PINCTRL_PIN(MX25_PAD_UPLL_BYPCLK), |
| 305 | IMX_PINCTRL_PIN(MX25_PAD_VSTBY_REQ), |
| 306 | IMX_PINCTRL_PIN(MX25_PAD_VSTBY_ACK), |
| 307 | IMX_PINCTRL_PIN(MX25_PAD_POWER_FAIL), |
| 308 | IMX_PINCTRL_PIN(MX25_PAD_CLKO), |
| 309 | IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE0), |
| 310 | IMX_PINCTRL_PIN(MX25_PAD_BOOT_MODE1), |
| 311 | }; |
| 312 | |
| 313 | static struct imx_pinctrl_soc_info imx25_pinctrl_info = { |
| 314 | .pins = imx25_pinctrl_pads, |
| 315 | .npins = ARRAY_SIZE(imx25_pinctrl_pads), |
| 316 | }; |
| 317 | |
Kiran Padwal | 5dfe10b | 2014-08-11 16:47:50 +0530 | [diff] [blame^] | 318 | static const struct of_device_id imx25_pinctrl_of_match[] = { |
Denis Carikli | b4a87c9 | 2013-11-06 09:52:15 +0100 | [diff] [blame] | 319 | { .compatible = "fsl,imx25-iomuxc", }, |
| 320 | { /* sentinel */ } |
| 321 | }; |
| 322 | |
| 323 | static int imx25_pinctrl_probe(struct platform_device *pdev) |
| 324 | { |
| 325 | return imx_pinctrl_probe(pdev, &imx25_pinctrl_info); |
| 326 | } |
| 327 | |
| 328 | static struct platform_driver imx25_pinctrl_driver = { |
| 329 | .driver = { |
| 330 | .name = "imx25-pinctrl", |
| 331 | .owner = THIS_MODULE, |
| 332 | .of_match_table = of_match_ptr(imx25_pinctrl_of_match), |
| 333 | }, |
| 334 | .probe = imx25_pinctrl_probe, |
| 335 | .remove = imx_pinctrl_remove, |
| 336 | }; |
| 337 | |
| 338 | static int __init imx25_pinctrl_init(void) |
| 339 | { |
| 340 | return platform_driver_register(&imx25_pinctrl_driver); |
| 341 | } |
| 342 | arch_initcall(imx25_pinctrl_init); |
| 343 | |
| 344 | static void __exit imx25_pinctrl_exit(void) |
| 345 | { |
| 346 | platform_driver_unregister(&imx25_pinctrl_driver); |
| 347 | } |
| 348 | module_exit(imx25_pinctrl_exit); |
| 349 | MODULE_AUTHOR("Denis Carikli <denis@eukrea.com>"); |
| 350 | MODULE_DESCRIPTION("Freescale IMX25 pinctrl driver"); |
| 351 | MODULE_LICENSE("GPL v2"); |