1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Marvell Armada XP pinctrl driver based on mvebu pinctrl core 4 * 5 * Copyright (C) 2012 Marvell 6 * 7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> 8 * 9 * This file supports the three variants of Armada XP SoCs that are 10 * available: mv78230, mv78260 and mv78460. From a pin muxing 11 * perspective, the mv78230 has 49 MPP pins. The mv78260 and mv78460 12 * both have 67 MPP pins (more GPIOs and address lines for the memory 13 * bus mainly). 14 */ 15 16 #include <linux/err.h> 17 #include <linux/init.h> 18 #include <linux/io.h> 19 #include <linux/platform_device.h> 20 #include <linux/clk.h> 21 #include <linux/of.h> 22 #include <linux/of_device.h> 23 #include <linux/pinctrl/pinctrl.h> 24 #include <linux/bitops.h> 25 26 #include "pinctrl-mvebu.h" 27 28 static u32 *mpp_saved_regs; 29 30 enum armada_xp_variant { 31 V_MV78230 = BIT(0), 32 V_MV78260 = BIT(1), 33 V_MV78460 = BIT(2), 34 V_MV78230_PLUS = (V_MV78230 | V_MV78260 | V_MV78460), 35 V_MV78260_PLUS = (V_MV78260 | V_MV78460), 36 V_98DX3236 = BIT(3), 37 V_98DX3336 = BIT(4), 38 V_98DX4251 = BIT(5), 39 V_98DX3236_PLUS = (V_98DX3236 | V_98DX3336 | V_98DX4251), 40 }; 41 42 static struct mvebu_mpp_mode armada_xp_mpp_modes[] = { 43 MPP_MODE(0, 44 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 45 MPP_VAR_FUNCTION(0x1, "ge0", "txclkout", V_MV78230_PLUS), 46 MPP_VAR_FUNCTION(0x4, "lcd", "d0", V_MV78230_PLUS)), 47 MPP_MODE(1, 48 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 49 MPP_VAR_FUNCTION(0x1, "ge0", "txd0", V_MV78230_PLUS), 50 MPP_VAR_FUNCTION(0x4, "lcd", "d1", V_MV78230_PLUS)), 51 MPP_MODE(2, 52 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 53 MPP_VAR_FUNCTION(0x1, "ge0", "txd1", V_MV78230_PLUS), 54 MPP_VAR_FUNCTION(0x4, "lcd", "d2", V_MV78230_PLUS)), 55 MPP_MODE(3, 56 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 57 MPP_VAR_FUNCTION(0x1, "ge0", "txd2", V_MV78230_PLUS), 58 MPP_VAR_FUNCTION(0x4, "lcd", "d3", V_MV78230_PLUS)), 59 MPP_MODE(4, 60 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 61 MPP_VAR_FUNCTION(0x1, "ge0", "txd3", V_MV78230_PLUS), 62 MPP_VAR_FUNCTION(0x4, "lcd", "d4", V_MV78230_PLUS)), 63 MPP_MODE(5, 64 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 65 MPP_VAR_FUNCTION(0x1, "ge0", "txctl", V_MV78230_PLUS), 66 MPP_VAR_FUNCTION(0x4, "lcd", "d5", V_MV78230_PLUS)), 67 MPP_MODE(6, 68 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 69 MPP_VAR_FUNCTION(0x1, "ge0", "rxd0", V_MV78230_PLUS), 70 MPP_VAR_FUNCTION(0x4, "lcd", "d6", V_MV78230_PLUS)), 71 MPP_MODE(7, 72 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 73 MPP_VAR_FUNCTION(0x1, "ge0", "rxd1", V_MV78230_PLUS), 74 MPP_VAR_FUNCTION(0x4, "lcd", "d7", V_MV78230_PLUS)), 75 MPP_MODE(8, 76 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 77 MPP_VAR_FUNCTION(0x1, "ge0", "rxd2", V_MV78230_PLUS), 78 MPP_VAR_FUNCTION(0x4, "lcd", "d8", V_MV78230_PLUS)), 79 MPP_MODE(9, 80 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 81 MPP_VAR_FUNCTION(0x1, "ge0", "rxd3", V_MV78230_PLUS), 82 MPP_VAR_FUNCTION(0x4, "lcd", "d9", V_MV78230_PLUS)), 83 MPP_MODE(10, 84 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 85 MPP_VAR_FUNCTION(0x1, "ge0", "rxctl", V_MV78230_PLUS), 86 MPP_VAR_FUNCTION(0x4, "lcd", "d10", V_MV78230_PLUS)), 87 MPP_MODE(11, 88 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 89 MPP_VAR_FUNCTION(0x1, "ge0", "rxclk", V_MV78230_PLUS), 90 MPP_VAR_FUNCTION(0x4, "lcd", "d11", V_MV78230_PLUS)), 91 MPP_MODE(12, 92 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 93 MPP_VAR_FUNCTION(0x1, "ge0", "txd4", V_MV78230_PLUS), 94 MPP_VAR_FUNCTION(0x2, "ge1", "txclkout", V_MV78230_PLUS), 95 MPP_VAR_FUNCTION(0x4, "lcd", "d12", V_MV78230_PLUS)), 96 MPP_MODE(13, 97 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 98 MPP_VAR_FUNCTION(0x1, "ge0", "txd5", V_MV78230_PLUS), 99 MPP_VAR_FUNCTION(0x2, "ge1", "txd0", V_MV78230_PLUS), 100 MPP_VAR_FUNCTION(0x3, "spi1", "mosi", V_MV78230_PLUS), 101 MPP_VAR_FUNCTION(0x4, "lcd", "d13", V_MV78230_PLUS)), 102 MPP_MODE(14, 103 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 104 MPP_VAR_FUNCTION(0x1, "ge0", "txd6", V_MV78230_PLUS), 105 MPP_VAR_FUNCTION(0x2, "ge1", "txd1", V_MV78230_PLUS), 106 MPP_VAR_FUNCTION(0x3, "spi1", "sck", V_MV78230_PLUS), 107 MPP_VAR_FUNCTION(0x4, "lcd", "d14", V_MV78230_PLUS)), 108 MPP_MODE(15, 109 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 110 MPP_VAR_FUNCTION(0x1, "ge0", "txd7", V_MV78230_PLUS), 111 MPP_VAR_FUNCTION(0x2, "ge1", "txd2", V_MV78230_PLUS), 112 MPP_VAR_FUNCTION(0x4, "lcd", "d15", V_MV78230_PLUS)), 113 MPP_MODE(16, 114 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 115 MPP_VAR_FUNCTION(0x1, "ge0", "txclk", V_MV78230_PLUS), 116 MPP_VAR_FUNCTION(0x2, "ge1", "txd3", V_MV78230_PLUS), 117 MPP_VAR_FUNCTION(0x3, "spi1", "cs0", V_MV78230_PLUS), 118 MPP_VAR_FUNCTION(0x4, "lcd", "d16", V_MV78230_PLUS)), 119 MPP_MODE(17, 120 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 121 MPP_VAR_FUNCTION(0x1, "ge0", "col", V_MV78230_PLUS), 122 MPP_VAR_FUNCTION(0x2, "ge1", "txctl", V_MV78230_PLUS), 123 MPP_VAR_FUNCTION(0x3, "spi1", "miso", V_MV78230_PLUS), 124 MPP_VAR_FUNCTION(0x4, "lcd", "d17", V_MV78230_PLUS)), 125 MPP_MODE(18, 126 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 127 MPP_VAR_FUNCTION(0x1, "ge0", "rxerr", V_MV78230_PLUS), 128 MPP_VAR_FUNCTION(0x2, "ge1", "rxd0", V_MV78230_PLUS), 129 MPP_VAR_FUNCTION(0x3, "ptp", "trig", V_MV78230_PLUS), 130 MPP_VAR_FUNCTION(0x4, "lcd", "d18", V_MV78230_PLUS)), 131 MPP_MODE(19, 132 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 133 MPP_VAR_FUNCTION(0x1, "ge0", "crs", V_MV78230_PLUS), 134 MPP_VAR_FUNCTION(0x2, "ge1", "rxd1", V_MV78230_PLUS), 135 MPP_VAR_FUNCTION(0x3, "ptp", "evreq", V_MV78230_PLUS), 136 MPP_VAR_FUNCTION(0x4, "lcd", "d19", V_MV78230_PLUS)), 137 MPP_MODE(20, 138 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 139 MPP_VAR_FUNCTION(0x1, "ge0", "rxd4", V_MV78230_PLUS), 140 MPP_VAR_FUNCTION(0x2, "ge1", "rxd2", V_MV78230_PLUS), 141 MPP_VAR_FUNCTION(0x3, "ptp", "clk", V_MV78230_PLUS), 142 MPP_VAR_FUNCTION(0x4, "lcd", "d20", V_MV78230_PLUS)), 143 MPP_MODE(21, 144 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 145 MPP_VAR_FUNCTION(0x1, "ge0", "rxd5", V_MV78230_PLUS), 146 MPP_VAR_FUNCTION(0x2, "ge1", "rxd3", V_MV78230_PLUS), 147 MPP_VAR_FUNCTION(0x3, "dram", "bat", V_MV78230_PLUS), 148 MPP_VAR_FUNCTION(0x4, "lcd", "d21", V_MV78230_PLUS)), 149 MPP_MODE(22, 150 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 151 MPP_VAR_FUNCTION(0x1, "ge0", "rxd6", V_MV78230_PLUS), 152 MPP_VAR_FUNCTION(0x2, "ge1", "rxctl", V_MV78230_PLUS), 153 MPP_VAR_FUNCTION(0x3, "sata0", "prsnt", V_MV78230_PLUS), 154 MPP_VAR_FUNCTION(0x4, "lcd", "d22", V_MV78230_PLUS)), 155 MPP_MODE(23, 156 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 157 MPP_VAR_FUNCTION(0x1, "ge0", "rxd7", V_MV78230_PLUS), 158 MPP_VAR_FUNCTION(0x2, "ge1", "rxclk", V_MV78230_PLUS), 159 MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS), 160 MPP_VAR_FUNCTION(0x4, "lcd", "d23", V_MV78230_PLUS)), 161 MPP_MODE(24, 162 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 163 MPP_VAR_FUNCTION(0x1, "sata1", "prsnt", V_MV78230_PLUS), 164 MPP_VAR_FUNCTION(0x3, "tdm", "rst", V_MV78230_PLUS), 165 MPP_VAR_FUNCTION(0x4, "lcd", "hsync", V_MV78230_PLUS)), 166 MPP_MODE(25, 167 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 168 MPP_VAR_FUNCTION(0x1, "sata0", "prsnt", V_MV78230_PLUS), 169 MPP_VAR_FUNCTION(0x3, "tdm", "pclk", V_MV78230_PLUS), 170 MPP_VAR_FUNCTION(0x4, "lcd", "vsync", V_MV78230_PLUS)), 171 MPP_MODE(26, 172 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 173 MPP_VAR_FUNCTION(0x3, "tdm", "fsync", V_MV78230_PLUS), 174 MPP_VAR_FUNCTION(0x4, "lcd", "clk", V_MV78230_PLUS)), 175 MPP_MODE(27, 176 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 177 MPP_VAR_FUNCTION(0x1, "ptp", "trig", V_MV78230_PLUS), 178 MPP_VAR_FUNCTION(0x3, "tdm", "dtx", V_MV78230_PLUS), 179 MPP_VAR_FUNCTION(0x4, "lcd", "e", V_MV78230_PLUS)), 180 MPP_MODE(28, 181 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 182 MPP_VAR_FUNCTION(0x1, "ptp", "evreq", V_MV78230_PLUS), 183 MPP_VAR_FUNCTION(0x3, "tdm", "drx", V_MV78230_PLUS), 184 MPP_VAR_FUNCTION(0x4, "lcd", "pwm", V_MV78230_PLUS)), 185 MPP_MODE(29, 186 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 187 MPP_VAR_FUNCTION(0x1, "ptp", "clk", V_MV78230_PLUS), 188 MPP_VAR_FUNCTION(0x3, "tdm", "int0", V_MV78230_PLUS), 189 MPP_VAR_FUNCTION(0x4, "lcd", "ref-clk", V_MV78230_PLUS)), 190 MPP_MODE(30, 191 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 192 MPP_VAR_FUNCTION(0x1, "sd0", "clk", V_MV78230_PLUS), 193 MPP_VAR_FUNCTION(0x3, "tdm", "int1", V_MV78230_PLUS)), 194 MPP_MODE(31, 195 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 196 MPP_VAR_FUNCTION(0x1, "sd0", "cmd", V_MV78230_PLUS), 197 MPP_VAR_FUNCTION(0x3, "tdm", "int2", V_MV78230_PLUS)), 198 MPP_MODE(32, 199 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 200 MPP_VAR_FUNCTION(0x1, "sd0", "d0", V_MV78230_PLUS), 201 MPP_VAR_FUNCTION(0x3, "tdm", "int3", V_MV78230_PLUS)), 202 MPP_MODE(33, 203 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 204 MPP_VAR_FUNCTION(0x1, "sd0", "d1", V_MV78230_PLUS), 205 MPP_VAR_FUNCTION(0x3, "tdm", "int4", V_MV78230_PLUS), 206 MPP_VAR_FUNCTION(0x4, "dram", "bat", V_MV78230_PLUS), 207 MPP_VAR_FUNCTION(0x5, "dram", "vttctrl", V_MV78230_PLUS)), 208 MPP_MODE(34, 209 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 210 MPP_VAR_FUNCTION(0x1, "sd0", "d2", V_MV78230_PLUS), 211 MPP_VAR_FUNCTION(0x2, "sata0", "prsnt", V_MV78230_PLUS), 212 MPP_VAR_FUNCTION(0x3, "tdm", "int5", V_MV78230_PLUS), 213 MPP_VAR_FUNCTION(0x4, "dram", "deccerr", V_MV78230_PLUS)), 214 MPP_MODE(35, 215 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 216 MPP_VAR_FUNCTION(0x1, "sd0", "d3", V_MV78230_PLUS), 217 MPP_VAR_FUNCTION(0x2, "sata1", "prsnt", V_MV78230_PLUS), 218 MPP_VAR_FUNCTION(0x3, "tdm", "int6", V_MV78230_PLUS)), 219 MPP_MODE(36, 220 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 221 MPP_VAR_FUNCTION(0x1, "spi0", "mosi", V_MV78230_PLUS)), 222 MPP_MODE(37, 223 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 224 MPP_VAR_FUNCTION(0x1, "spi0", "miso", V_MV78230_PLUS)), 225 MPP_MODE(38, 226 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 227 MPP_VAR_FUNCTION(0x1, "spi0", "sck", V_MV78230_PLUS)), 228 MPP_MODE(39, 229 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 230 MPP_VAR_FUNCTION(0x1, "spi0", "cs0", V_MV78230_PLUS)), 231 MPP_MODE(40, 232 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 233 MPP_VAR_FUNCTION(0x1, "spi0", "cs1", V_MV78230_PLUS), 234 MPP_VAR_FUNCTION(0x2, "uart2", "cts", V_MV78230_PLUS), 235 MPP_VAR_FUNCTION(0x4, "lcd", "vga-hsync", V_MV78230_PLUS), 236 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq0", V_MV78230_PLUS), 237 MPP_VAR_FUNCTION(0x6, "spi1", "cs1", V_MV78230_PLUS)), 238 MPP_MODE(41, 239 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 240 MPP_VAR_FUNCTION(0x1, "spi0", "cs2", V_MV78230_PLUS), 241 MPP_VAR_FUNCTION(0x2, "uart2", "rts", V_MV78230_PLUS), 242 MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS), 243 MPP_VAR_FUNCTION(0x4, "lcd", "vga-vsync", V_MV78230_PLUS), 244 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq1", V_MV78230_PLUS), 245 MPP_VAR_FUNCTION(0x6, "spi1", "cs2", V_MV78230_PLUS)), 246 MPP_MODE(42, 247 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 248 MPP_VAR_FUNCTION(0x1, "uart2", "rxd", V_MV78230_PLUS), 249 MPP_VAR_FUNCTION(0x2, "uart0", "cts", V_MV78230_PLUS), 250 MPP_VAR_FUNCTION(0x3, "tdm", "int7", V_MV78230_PLUS), 251 MPP_VAR_FUNCTION(0x4, "tdm", "timer", V_MV78230_PLUS)), 252 MPP_MODE(43, 253 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 254 MPP_VAR_FUNCTION(0x1, "uart2", "txd", V_MV78230_PLUS), 255 MPP_VAR_FUNCTION(0x2, "uart0", "rts", V_MV78230_PLUS), 256 MPP_VAR_FUNCTION(0x3, "spi0", "cs3", V_MV78230_PLUS), 257 MPP_VAR_FUNCTION(0x4, "pcie", "rstout", V_MV78230_PLUS), 258 MPP_VAR_FUNCTION(0x6, "spi1", "cs3", V_MV78230_PLUS)), 259 MPP_MODE(44, 260 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 261 MPP_VAR_FUNCTION(0x1, "uart2", "cts", V_MV78230_PLUS), 262 MPP_VAR_FUNCTION(0x2, "uart3", "rxd", V_MV78230_PLUS), 263 MPP_VAR_FUNCTION(0x3, "spi0", "cs4", V_MV78230_PLUS), 264 MPP_VAR_FUNCTION(0x4, "dram", "bat", V_MV78230_PLUS), 265 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq2", V_MV78230_PLUS), 266 MPP_VAR_FUNCTION(0x6, "spi1", "cs4", V_MV78230_PLUS)), 267 MPP_MODE(45, 268 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 269 MPP_VAR_FUNCTION(0x1, "uart2", "rts", V_MV78230_PLUS), 270 MPP_VAR_FUNCTION(0x2, "uart3", "txd", V_MV78230_PLUS), 271 MPP_VAR_FUNCTION(0x3, "spi0", "cs5", V_MV78230_PLUS), 272 MPP_VAR_FUNCTION(0x4, "sata1", "prsnt", V_MV78230_PLUS), 273 MPP_VAR_FUNCTION(0x5, "dram", "vttctrl", V_MV78230_PLUS), 274 MPP_VAR_FUNCTION(0x6, "spi1", "cs5", V_MV78230_PLUS)), 275 MPP_MODE(46, 276 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 277 MPP_VAR_FUNCTION(0x1, "uart3", "rts", V_MV78230_PLUS), 278 MPP_VAR_FUNCTION(0x2, "uart1", "rts", V_MV78230_PLUS), 279 MPP_VAR_FUNCTION(0x3, "spi0", "cs6", V_MV78230_PLUS), 280 MPP_VAR_FUNCTION(0x4, "sata0", "prsnt", V_MV78230_PLUS), 281 MPP_VAR_FUNCTION(0x6, "spi1", "cs6", V_MV78230_PLUS)), 282 MPP_MODE(47, 283 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 284 MPP_VAR_FUNCTION(0x1, "uart3", "cts", V_MV78230_PLUS), 285 MPP_VAR_FUNCTION(0x2, "uart1", "cts", V_MV78230_PLUS), 286 MPP_VAR_FUNCTION(0x3, "spi0", "cs7", V_MV78230_PLUS), 287 MPP_VAR_FUNCTION(0x4, "ref", "clkout", V_MV78230_PLUS), 288 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq3", V_MV78230_PLUS), 289 MPP_VAR_FUNCTION(0x6, "spi1", "cs7", V_MV78230_PLUS)), 290 MPP_MODE(48, 291 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS), 292 MPP_VAR_FUNCTION(0x1, "dev", "clkout", V_MV78230_PLUS), 293 MPP_VAR_FUNCTION(0x2, "dev", "burst/last", V_MV78230_PLUS), 294 MPP_VAR_FUNCTION(0x3, "nand", "rb", V_MV78230_PLUS)), 295 MPP_MODE(49, 296 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 297 MPP_VAR_FUNCTION(0x1, "dev", "we3", V_MV78260_PLUS)), 298 MPP_MODE(50, 299 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 300 MPP_VAR_FUNCTION(0x1, "dev", "we2", V_MV78260_PLUS)), 301 MPP_MODE(51, 302 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 303 MPP_VAR_FUNCTION(0x1, "dev", "ad16", V_MV78260_PLUS)), 304 MPP_MODE(52, 305 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 306 MPP_VAR_FUNCTION(0x1, "dev", "ad17", V_MV78260_PLUS)), 307 MPP_MODE(53, 308 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 309 MPP_VAR_FUNCTION(0x1, "dev", "ad18", V_MV78260_PLUS)), 310 MPP_MODE(54, 311 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 312 MPP_VAR_FUNCTION(0x1, "dev", "ad19", V_MV78260_PLUS)), 313 MPP_MODE(55, 314 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 315 MPP_VAR_FUNCTION(0x1, "dev", "ad20", V_MV78260_PLUS)), 316 MPP_MODE(56, 317 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 318 MPP_VAR_FUNCTION(0x1, "dev", "ad21", V_MV78260_PLUS)), 319 MPP_MODE(57, 320 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 321 MPP_VAR_FUNCTION(0x1, "dev", "ad22", V_MV78260_PLUS)), 322 MPP_MODE(58, 323 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 324 MPP_VAR_FUNCTION(0x1, "dev", "ad23", V_MV78260_PLUS)), 325 MPP_MODE(59, 326 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 327 MPP_VAR_FUNCTION(0x1, "dev", "ad24", V_MV78260_PLUS)), 328 MPP_MODE(60, 329 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 330 MPP_VAR_FUNCTION(0x1, "dev", "ad25", V_MV78260_PLUS)), 331 MPP_MODE(61, 332 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 333 MPP_VAR_FUNCTION(0x1, "dev", "ad26", V_MV78260_PLUS)), 334 MPP_MODE(62, 335 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 336 MPP_VAR_FUNCTION(0x1, "dev", "ad27", V_MV78260_PLUS)), 337 MPP_MODE(63, 338 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 339 MPP_VAR_FUNCTION(0x1, "dev", "ad28", V_MV78260_PLUS)), 340 MPP_MODE(64, 341 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 342 MPP_VAR_FUNCTION(0x1, "dev", "ad29", V_MV78260_PLUS)), 343 MPP_MODE(65, 344 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 345 MPP_VAR_FUNCTION(0x1, "dev", "ad30", V_MV78260_PLUS)), 346 MPP_MODE(66, 347 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS), 348 MPP_VAR_FUNCTION(0x1, "dev", "ad31", V_MV78260_PLUS)), 349 }; 350 351 static struct mvebu_mpp_mode mv98dx3236_mpp_modes[] = { 352 MPP_MODE(0, 353 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 354 MPP_VAR_FUNCTION(0x2, "spi0", "mosi", V_98DX3236_PLUS), 355 MPP_VAR_FUNCTION(0x4, "dev", "ad8", V_98DX3236_PLUS)), 356 MPP_MODE(1, 357 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 358 MPP_VAR_FUNCTION(0x2, "spi0", "miso", V_98DX3236_PLUS), 359 MPP_VAR_FUNCTION(0x4, "dev", "ad9", V_98DX3236_PLUS)), 360 MPP_MODE(2, 361 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 362 MPP_VAR_FUNCTION(0x2, "spi0", "sck", V_98DX3236_PLUS), 363 MPP_VAR_FUNCTION(0x4, "dev", "ad10", V_98DX3236_PLUS)), 364 MPP_MODE(3, 365 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 366 MPP_VAR_FUNCTION(0x2, "spi0", "cs0", V_98DX3236_PLUS), 367 MPP_VAR_FUNCTION(0x4, "dev", "ad11", V_98DX3236_PLUS)), 368 MPP_MODE(4, 369 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 370 MPP_VAR_FUNCTION(0x2, "spi0", "cs1", V_98DX3236_PLUS), 371 MPP_VAR_FUNCTION(0x3, "smi", "mdc", V_98DX3236_PLUS), 372 MPP_VAR_FUNCTION(0x4, "dev", "cs0", V_98DX3236_PLUS)), 373 MPP_MODE(5, 374 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 375 MPP_VAR_FUNCTION(0x1, "pex", "rsto", V_98DX3236_PLUS), 376 MPP_VAR_FUNCTION(0x2, "sd0", "cmd", V_98DX4251), 377 MPP_VAR_FUNCTION(0x4, "dev", "bootcs", V_98DX3236_PLUS)), 378 MPP_MODE(6, 379 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 380 MPP_VAR_FUNCTION(0x2, "sd0", "clk", V_98DX4251), 381 MPP_VAR_FUNCTION(0x4, "dev", "a2", V_98DX3236_PLUS)), 382 MPP_MODE(7, 383 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 384 MPP_VAR_FUNCTION(0x2, "sd0", "d0", V_98DX4251), 385 MPP_VAR_FUNCTION(0x4, "dev", "ale0", V_98DX3236_PLUS)), 386 MPP_MODE(8, 387 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 388 MPP_VAR_FUNCTION(0x2, "sd0", "d1", V_98DX4251), 389 MPP_VAR_FUNCTION(0x4, "dev", "ale1", V_98DX3236_PLUS)), 390 MPP_MODE(9, 391 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 392 MPP_VAR_FUNCTION(0x2, "sd0", "d2", V_98DX4251), 393 MPP_VAR_FUNCTION(0x4, "dev", "ready0", V_98DX3236_PLUS)), 394 MPP_MODE(10, 395 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 396 MPP_VAR_FUNCTION(0x2, "sd0", "d3", V_98DX4251), 397 MPP_VAR_FUNCTION(0x4, "dev", "ad12", V_98DX3236_PLUS)), 398 MPP_MODE(11, 399 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 400 MPP_VAR_FUNCTION(0x2, "uart1", "rxd", V_98DX3236_PLUS), 401 MPP_VAR_FUNCTION(0x3, "uart0", "cts", V_98DX3236_PLUS), 402 MPP_VAR_FUNCTION(0x4, "dev", "ad13", V_98DX3236_PLUS)), 403 MPP_MODE(12, 404 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 405 MPP_VAR_FUNCTION(0x2, "uart1", "txd", V_98DX3236_PLUS), 406 MPP_VAR_FUNCTION(0x3, "uart0", "rts", V_98DX3236_PLUS), 407 MPP_VAR_FUNCTION(0x4, "dev", "ad14", V_98DX3236_PLUS)), 408 MPP_MODE(13, 409 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 410 MPP_VAR_FUNCTION(0x1, "intr", "out", V_98DX3236_PLUS), 411 MPP_VAR_FUNCTION(0x4, "dev", "ad15", V_98DX3236_PLUS)), 412 MPP_MODE(14, 413 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 414 MPP_VAR_FUNCTION(0x1, "i2c0", "sck", V_98DX3236_PLUS)), 415 MPP_MODE(15, 416 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 417 MPP_VAR_FUNCTION(0x4, "i2c0", "sda", V_98DX3236_PLUS)), 418 MPP_MODE(16, 419 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 420 MPP_VAR_FUNCTION(0x4, "dev", "oe", V_98DX3236_PLUS)), 421 MPP_MODE(17, 422 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 423 MPP_VAR_FUNCTION(0x4, "dev", "clkout", V_98DX3236_PLUS)), 424 MPP_MODE(18, 425 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 426 MPP_VAR_FUNCTION(0x3, "uart1", "txd", V_98DX3236_PLUS)), 427 MPP_MODE(19, 428 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 429 MPP_VAR_FUNCTION(0x3, "uart1", "rxd", V_98DX3236_PLUS), 430 MPP_VAR_FUNCTION(0x4, "nand", "rb", V_98DX3236_PLUS)), 431 MPP_MODE(20, 432 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 433 MPP_VAR_FUNCTION(0x4, "dev", "we0", V_98DX3236_PLUS)), 434 MPP_MODE(21, 435 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 436 MPP_VAR_FUNCTION(0x4, "dev", "ad0", V_98DX3236_PLUS)), 437 MPP_MODE(22, 438 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 439 MPP_VAR_FUNCTION(0x4, "dev", "ad1", V_98DX3236_PLUS)), 440 MPP_MODE(23, 441 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 442 MPP_VAR_FUNCTION(0x4, "dev", "ad2", V_98DX3236_PLUS)), 443 MPP_MODE(24, 444 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 445 MPP_VAR_FUNCTION(0x4, "dev", "ad3", V_98DX3236_PLUS)), 446 MPP_MODE(25, 447 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 448 MPP_VAR_FUNCTION(0x4, "dev", "ad4", V_98DX3236_PLUS)), 449 MPP_MODE(26, 450 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 451 MPP_VAR_FUNCTION(0x4, "dev", "ad5", V_98DX3236_PLUS)), 452 MPP_MODE(27, 453 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 454 MPP_VAR_FUNCTION(0x4, "dev", "ad6", V_98DX3236_PLUS)), 455 MPP_MODE(28, 456 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 457 MPP_VAR_FUNCTION(0x4, "dev", "ad7", V_98DX3236_PLUS)), 458 MPP_MODE(29, 459 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 460 MPP_VAR_FUNCTION(0x4, "dev", "a0", V_98DX3236_PLUS)), 461 MPP_MODE(30, 462 MPP_VAR_FUNCTION(0x0, "gpo", NULL, V_98DX3236_PLUS), 463 MPP_VAR_FUNCTION(0x4, "dev", "a1", V_98DX3236_PLUS)), 464 MPP_MODE(31, 465 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 466 MPP_VAR_FUNCTION(0x1, "slv_smi", "mdc", V_98DX3236_PLUS), 467 MPP_VAR_FUNCTION(0x3, "smi", "mdc", V_98DX3236_PLUS), 468 MPP_VAR_FUNCTION(0x4, "dev", "we1", V_98DX3236_PLUS)), 469 MPP_MODE(32, 470 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_98DX3236_PLUS), 471 MPP_VAR_FUNCTION(0x1, "slv_smi", "mdio", V_98DX3236_PLUS), 472 MPP_VAR_FUNCTION(0x3, "smi", "mdio", V_98DX3236_PLUS), 473 MPP_VAR_FUNCTION(0x4, "dev", "cs1", V_98DX3236_PLUS)), 474 }; 475 476 static struct mvebu_pinctrl_soc_info armada_xp_pinctrl_info; 477 478 static const struct of_device_id armada_xp_pinctrl_of_match[] = { 479 { 480 .compatible = "marvell,mv78230-pinctrl", 481 .data = (void *) V_MV78230, 482 }, 483 { 484 .compatible = "marvell,mv78260-pinctrl", 485 .data = (void *) V_MV78260, 486 }, 487 { 488 .compatible = "marvell,mv78460-pinctrl", 489 .data = (void *) V_MV78460, 490 }, 491 { 492 .compatible = "marvell,98dx3236-pinctrl", 493 .data = (void *) V_98DX3236, 494 }, 495 { 496 .compatible = "marvell,98dx4251-pinctrl", 497 .data = (void *) V_98DX4251, 498 }, 499 { }, 500 }; 501 502 static const struct mvebu_mpp_ctrl mv78230_mpp_controls[] = { 503 MPP_FUNC_CTRL(0, 48, NULL, mvebu_mmio_mpp_ctrl), 504 }; 505 506 static struct pinctrl_gpio_range mv78230_mpp_gpio_ranges[] = { 507 MPP_GPIO_RANGE(0, 0, 0, 32), 508 MPP_GPIO_RANGE(1, 32, 32, 17), 509 }; 510 511 static const struct mvebu_mpp_ctrl mv78260_mpp_controls[] = { 512 MPP_FUNC_CTRL(0, 66, NULL, mvebu_mmio_mpp_ctrl), 513 }; 514 515 static struct pinctrl_gpio_range mv78260_mpp_gpio_ranges[] = { 516 MPP_GPIO_RANGE(0, 0, 0, 32), 517 MPP_GPIO_RANGE(1, 32, 32, 32), 518 MPP_GPIO_RANGE(2, 64, 64, 3), 519 }; 520 521 static const struct mvebu_mpp_ctrl mv78460_mpp_controls[] = { 522 MPP_FUNC_CTRL(0, 66, NULL, mvebu_mmio_mpp_ctrl), 523 }; 524 525 static struct pinctrl_gpio_range mv78460_mpp_gpio_ranges[] = { 526 MPP_GPIO_RANGE(0, 0, 0, 32), 527 MPP_GPIO_RANGE(1, 32, 32, 32), 528 MPP_GPIO_RANGE(2, 64, 64, 3), 529 }; 530 531 static struct mvebu_mpp_ctrl mv98dx3236_mpp_controls[] = { 532 MPP_FUNC_CTRL(0, 32, NULL, mvebu_mmio_mpp_ctrl), 533 }; 534 535 static struct pinctrl_gpio_range mv98dx3236_mpp_gpio_ranges[] = { 536 MPP_GPIO_RANGE(0, 0, 0, 32), 537 }; 538 539 static int armada_xp_pinctrl_suspend(struct platform_device *pdev, 540 pm_message_t state) 541 { 542 struct mvebu_pinctrl_soc_info *soc = 543 platform_get_drvdata(pdev); 544 int i, nregs; 545 546 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); 547 548 for (i = 0; i < nregs; i++) 549 mpp_saved_regs[i] = readl(soc->control_data[0].base + i * 4); 550 551 return 0; 552 } 553 554 static int armada_xp_pinctrl_resume(struct platform_device *pdev) 555 { 556 struct mvebu_pinctrl_soc_info *soc = 557 platform_get_drvdata(pdev); 558 int i, nregs; 559 560 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); 561 562 for (i = 0; i < nregs; i++) 563 writel(mpp_saved_regs[i], soc->control_data[0].base + i * 4); 564 565 return 0; 566 } 567 568 static int armada_xp_pinctrl_probe(struct platform_device *pdev) 569 { 570 struct mvebu_pinctrl_soc_info *soc = &armada_xp_pinctrl_info; 571 const struct of_device_id *match = 572 of_match_device(armada_xp_pinctrl_of_match, &pdev->dev); 573 int nregs; 574 575 if (!match) 576 return -ENODEV; 577 578 soc->variant = (unsigned) match->data & 0xff; 579 580 switch (soc->variant) { 581 case V_MV78230: 582 soc->controls = mv78230_mpp_controls; 583 soc->ncontrols = ARRAY_SIZE(mv78230_mpp_controls); 584 soc->modes = armada_xp_mpp_modes; 585 /* We don't necessarily want the full list of the 586 * armada_xp_mpp_modes, but only the first 'n' ones 587 * that are available on this SoC */ 588 soc->nmodes = mv78230_mpp_controls[0].npins; 589 soc->gpioranges = mv78230_mpp_gpio_ranges; 590 soc->ngpioranges = ARRAY_SIZE(mv78230_mpp_gpio_ranges); 591 break; 592 case V_MV78260: 593 soc->controls = mv78260_mpp_controls; 594 soc->ncontrols = ARRAY_SIZE(mv78260_mpp_controls); 595 soc->modes = armada_xp_mpp_modes; 596 /* We don't necessarily want the full list of the 597 * armada_xp_mpp_modes, but only the first 'n' ones 598 * that are available on this SoC */ 599 soc->nmodes = mv78260_mpp_controls[0].npins; 600 soc->gpioranges = mv78260_mpp_gpio_ranges; 601 soc->ngpioranges = ARRAY_SIZE(mv78260_mpp_gpio_ranges); 602 break; 603 case V_MV78460: 604 soc->controls = mv78460_mpp_controls; 605 soc->ncontrols = ARRAY_SIZE(mv78460_mpp_controls); 606 soc->modes = armada_xp_mpp_modes; 607 /* We don't necessarily want the full list of the 608 * armada_xp_mpp_modes, but only the first 'n' ones 609 * that are available on this SoC */ 610 soc->nmodes = mv78460_mpp_controls[0].npins; 611 soc->gpioranges = mv78460_mpp_gpio_ranges; 612 soc->ngpioranges = ARRAY_SIZE(mv78460_mpp_gpio_ranges); 613 break; 614 case V_98DX3236: 615 case V_98DX3336: 616 case V_98DX4251: 617 /* fall-through */ 618 soc->controls = mv98dx3236_mpp_controls; 619 soc->ncontrols = ARRAY_SIZE(mv98dx3236_mpp_controls); 620 soc->modes = mv98dx3236_mpp_modes; 621 soc->nmodes = mv98dx3236_mpp_controls[0].npins; 622 soc->gpioranges = mv98dx3236_mpp_gpio_ranges; 623 soc->ngpioranges = ARRAY_SIZE(mv98dx3236_mpp_gpio_ranges); 624 break; 625 } 626 627 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG); 628 629 mpp_saved_regs = devm_kmalloc_array(&pdev->dev, nregs, sizeof(u32), 630 GFP_KERNEL); 631 if (!mpp_saved_regs) 632 return -ENOMEM; 633 634 pdev->dev.platform_data = soc; 635 636 return mvebu_pinctrl_simple_mmio_probe(pdev); 637 } 638 639 static struct platform_driver armada_xp_pinctrl_driver = { 640 .driver = { 641 .name = "armada-xp-pinctrl", 642 .of_match_table = armada_xp_pinctrl_of_match, 643 }, 644 .probe = armada_xp_pinctrl_probe, 645 .suspend = armada_xp_pinctrl_suspend, 646 .resume = armada_xp_pinctrl_resume, 647 }; 648 builtin_platform_driver(armada_xp_pinctrl_driver); 649