1#include <linux/kernel.h> 2#include <linux/pinctrl/pinctrl.h> 3#include "pinctrl-nomadik.h" 4 5/* All the pins that can be used for GPIO and some other functions */ 6#define _GPIO(offset) (offset) 7 8#define STN8815_PIN_B4 _GPIO(0) 9#define STN8815_PIN_D5 _GPIO(1) 10#define STN8815_PIN_C5 _GPIO(2) 11#define STN8815_PIN_A4 _GPIO(3) 12#define STN8815_PIN_B5 _GPIO(4) 13#define STN8815_PIN_D6 _GPIO(5) 14#define STN8815_PIN_C6 _GPIO(6) 15#define STN8815_PIN_B6 _GPIO(7) 16#define STN8815_PIN_B10 _GPIO(8) 17#define STN8815_PIN_A10 _GPIO(9) 18#define STN8815_PIN_C11 _GPIO(10) 19#define STN8815_PIN_B11 _GPIO(11) 20#define STN8815_PIN_A11 _GPIO(12) 21#define STN8815_PIN_C12 _GPIO(13) 22#define STN8815_PIN_B12 _GPIO(14) 23#define STN8815_PIN_A12 _GPIO(15) 24#define STN8815_PIN_C13 _GPIO(16) 25#define STN8815_PIN_B13 _GPIO(17) 26#define STN8815_PIN_A13 _GPIO(18) 27#define STN8815_PIN_D13 _GPIO(19) 28#define STN8815_PIN_C14 _GPIO(20) 29#define STN8815_PIN_B14 _GPIO(21) 30#define STN8815_PIN_A14 _GPIO(22) 31#define STN8815_PIN_D15 _GPIO(23) 32#define STN8815_PIN_C15 _GPIO(24) 33#define STN8815_PIN_B15 _GPIO(25) 34#define STN8815_PIN_A15 _GPIO(26) 35#define STN8815_PIN_C16 _GPIO(27) 36#define STN8815_PIN_B16 _GPIO(28) 37#define STN8815_PIN_A16 _GPIO(29) 38#define STN8815_PIN_D17 _GPIO(30) 39#define STN8815_PIN_C17 _GPIO(31) 40#define STN8815_PIN_AB6 _GPIO(32) 41#define STN8815_PIN_AA6 _GPIO(33) 42#define STN8815_PIN_Y6 _GPIO(34) 43#define STN8815_PIN_Y5 _GPIO(35) 44#define STN8815_PIN_AA5 _GPIO(36) 45#define STN8815_PIN_AB5 _GPIO(37) 46#define STN8815_PIN_AB4 _GPIO(38) 47#define STN8815_PIN_Y4 _GPIO(39) 48#define STN8815_PIN_R1 _GPIO(40) 49#define STN8815_PIN_R2 _GPIO(41) 50#define STN8815_PIN_R3 _GPIO(42) 51#define STN8815_PIN_P1 _GPIO(43) 52#define STN8815_PIN_P2 _GPIO(44) 53#define STN8815_PIN_P3 _GPIO(45) 54#define STN8815_PIN_N1 _GPIO(46) 55#define STN8815_PIN_N2 _GPIO(47) 56#define STN8815_PIN_N3 _GPIO(48) 57#define STN8815_PIN_M1 _GPIO(49) 58#define STN8815_PIN_M3 _GPIO(50) 59#define STN8815_PIN_M2 _GPIO(51) 60#define STN8815_PIN_L1 _GPIO(52) 61#define STN8815_PIN_L4 _GPIO(53) 62#define STN8815_PIN_L3 _GPIO(54) 63#define STN8815_PIN_L2 _GPIO(55) 64#define STN8815_PIN_F3 _GPIO(56) 65#define STN8815_PIN_F2 _GPIO(57) 66#define STN8815_PIN_E1 _GPIO(58) 67#define STN8815_PIN_E3 _GPIO(59) 68#define STN8815_PIN_E2 _GPIO(60) 69#define STN8815_PIN_E4 _GPIO(61) 70#define STN8815_PIN_D3 _GPIO(62) 71#define STN8815_PIN_D2 _GPIO(63) 72#define STN8815_PIN_F21 _GPIO(64) 73#define STN8815_PIN_F20 _GPIO(65) 74#define STN8815_PIN_E22 _GPIO(66) 75#define STN8815_PIN_D22 _GPIO(67) 76#define STN8815_PIN_E21 _GPIO(68) 77#define STN8815_PIN_E20 _GPIO(69) 78#define STN8815_PIN_C22 _GPIO(70) 79#define STN8815_PIN_D21 _GPIO(71) 80#define STN8815_PIN_D20 _GPIO(72) 81#define STN8815_PIN_C21 _GPIO(73) 82#define STN8815_PIN_C20 _GPIO(74) 83#define STN8815_PIN_C19 _GPIO(75) 84#define STN8815_PIN_B20 _GPIO(76) 85#define STN8815_PIN_B8 _GPIO(77) 86#define STN8815_PIN_A8 _GPIO(78) 87#define STN8815_PIN_C9 _GPIO(79) 88#define STN8815_PIN_B9 _GPIO(80) 89#define STN8815_PIN_A9 _GPIO(81) 90#define STN8815_PIN_C10 _GPIO(82) 91#define STN8815_PIN_K1 _GPIO(83) 92#define STN8815_PIN_K3 _GPIO(84) 93#define STN8815_PIN_K2 _GPIO(85) 94#define STN8815_PIN_J1 _GPIO(86) 95#define STN8815_PIN_J3 _GPIO(87) 96#define STN8815_PIN_J2 _GPIO(88) 97#define STN8815_PIN_H1 _GPIO(89) 98#define STN8815_PIN_H3 _GPIO(90) 99#define STN8815_PIN_H2 _GPIO(91) 100#define STN8815_PIN_G1 _GPIO(92) 101#define STN8815_PIN_G3 _GPIO(93) 102#define STN8815_PIN_G2 _GPIO(94) 103#define STN8815_PIN_F1 _GPIO(95) 104#define STN8815_PIN_T20 _GPIO(96) 105#define STN8815_PIN_R21 _GPIO(97) 106#define STN8815_PIN_R20 _GPIO(98) 107#define STN8815_PIN_U22 _GPIO(99) 108#define STN8815_PIN_N21 _GPIO(100) 109#define STN8815_PIN_N20 _GPIO(101) 110#define STN8815_PIN_P22 _GPIO(102) 111#define STN8815_PIN_N22 _GPIO(103) 112#define STN8815_PIN_V22 _GPIO(104) 113#define STN8815_PIN_V21 _GPIO(105) 114#define STN8815_PIN_K22 _GPIO(106) 115#define STN8815_PIN_K21 _GPIO(107) 116#define STN8815_PIN_H20 _GPIO(108) 117#define STN8815_PIN_G20 _GPIO(109) 118#define STN8815_PIN_L21 _GPIO(110) 119#define STN8815_PIN_H21 _GPIO(111) 120#define STN8815_PIN_J21 _GPIO(112) 121#define STN8815_PIN_H22 _GPIO(113) 122#define STN8815_PIN_K20 _GPIO(114) 123#define STN8815_PIN_L22 _GPIO(115) 124#define STN8815_PIN_G21 _GPIO(116) 125#define STN8815_PIN_J20 _GPIO(117) 126#define STN8815_PIN_G22 _GPIO(118) 127#define STN8815_PIN_U19 _GPIO(119) 128#define STN8815_PIN_G19 _GPIO(120) 129#define STN8815_PIN_M22 _GPIO(121) 130#define STN8815_PIN_M19 _GPIO(122) 131#define STN8815_PIN_J22 _GPIO(123) 132/* GPIOs 124-127 not routed to pins */ 133 134/* 135 * The names of the pins are denoted by GPIO number and ball name, even 136 * though they can be used for other things than GPIO, this is the first 137 * column in the table of the data sheet and often used on schematics and 138 * such. 139 */ 140static const struct pinctrl_pin_desc nmk_stn8815_pins[] = { 141 PINCTRL_PIN(STN8815_PIN_B4, "GPIO0_B4"), 142 PINCTRL_PIN(STN8815_PIN_D5, "GPIO1_D5"), 143 PINCTRL_PIN(STN8815_PIN_C5, "GPIO2_C5"), 144 PINCTRL_PIN(STN8815_PIN_A4, "GPIO3_A4"), 145 PINCTRL_PIN(STN8815_PIN_B5, "GPIO4_B5"), 146 PINCTRL_PIN(STN8815_PIN_D6, "GPIO5_D6"), 147 PINCTRL_PIN(STN8815_PIN_C6, "GPIO6_C6"), 148 PINCTRL_PIN(STN8815_PIN_B6, "GPIO7_B6"), 149 PINCTRL_PIN(STN8815_PIN_B10, "GPIO8_B10"), 150 PINCTRL_PIN(STN8815_PIN_A10, "GPIO9_A10"), 151 PINCTRL_PIN(STN8815_PIN_C11, "GPIO10_C11"), 152 PINCTRL_PIN(STN8815_PIN_B11, "GPIO11_B11"), 153 PINCTRL_PIN(STN8815_PIN_A11, "GPIO12_A11"), 154 PINCTRL_PIN(STN8815_PIN_C12, "GPIO13_C12"), 155 PINCTRL_PIN(STN8815_PIN_B12, "GPIO14_B12"), 156 PINCTRL_PIN(STN8815_PIN_A12, "GPIO15_A12"), 157 PINCTRL_PIN(STN8815_PIN_C13, "GPIO16_C13"), 158 PINCTRL_PIN(STN8815_PIN_B13, "GPIO17_B13"), 159 PINCTRL_PIN(STN8815_PIN_A13, "GPIO18_A13"), 160 PINCTRL_PIN(STN8815_PIN_D13, "GPIO19_D13"), 161 PINCTRL_PIN(STN8815_PIN_C14, "GPIO20_C14"), 162 PINCTRL_PIN(STN8815_PIN_B14, "GPIO21_B14"), 163 PINCTRL_PIN(STN8815_PIN_A14, "GPIO22_A14"), 164 PINCTRL_PIN(STN8815_PIN_D15, "GPIO23_D15"), 165 PINCTRL_PIN(STN8815_PIN_C15, "GPIO24_C15"), 166 PINCTRL_PIN(STN8815_PIN_B15, "GPIO25_B15"), 167 PINCTRL_PIN(STN8815_PIN_A15, "GPIO26_A15"), 168 PINCTRL_PIN(STN8815_PIN_C16, "GPIO27_C16"), 169 PINCTRL_PIN(STN8815_PIN_B16, "GPIO28_B16"), 170 PINCTRL_PIN(STN8815_PIN_A16, "GPIO29_A16"), 171 PINCTRL_PIN(STN8815_PIN_D17, "GPIO30_D17"), 172 PINCTRL_PIN(STN8815_PIN_C17, "GPIO31_C17"), 173 PINCTRL_PIN(STN8815_PIN_AB6, "GPIO32_AB6"), 174 PINCTRL_PIN(STN8815_PIN_AA6, "GPIO33_AA6"), 175 PINCTRL_PIN(STN8815_PIN_Y6, "GPIO34_Y6"), 176 PINCTRL_PIN(STN8815_PIN_Y5, "GPIO35_Y5"), 177 PINCTRL_PIN(STN8815_PIN_AA5, "GPIO36_AA5"), 178 PINCTRL_PIN(STN8815_PIN_AB5, "GPIO37_AB5"), 179 PINCTRL_PIN(STN8815_PIN_AB4, "GPIO38_AB4"), 180 PINCTRL_PIN(STN8815_PIN_Y4, "GPIO39_Y4"), 181 PINCTRL_PIN(STN8815_PIN_R1, "GPIO40_R1"), 182 PINCTRL_PIN(STN8815_PIN_R2, "GPIO41_R2"), 183 PINCTRL_PIN(STN8815_PIN_R3, "GPIO42_R3"), 184 PINCTRL_PIN(STN8815_PIN_P1, "GPIO43_P1"), 185 PINCTRL_PIN(STN8815_PIN_P2, "GPIO44_P2"), 186 PINCTRL_PIN(STN8815_PIN_P3, "GPIO45_P3"), 187 PINCTRL_PIN(STN8815_PIN_N1, "GPIO46_N1"), 188 PINCTRL_PIN(STN8815_PIN_N2, "GPIO47_N2"), 189 PINCTRL_PIN(STN8815_PIN_N3, "GPIO48_N3"), 190 PINCTRL_PIN(STN8815_PIN_M1, "GPIO49_M1"), 191 PINCTRL_PIN(STN8815_PIN_M3, "GPIO50_M3"), 192 PINCTRL_PIN(STN8815_PIN_M2, "GPIO51_M2"), 193 PINCTRL_PIN(STN8815_PIN_L1, "GPIO52_L1"), 194 PINCTRL_PIN(STN8815_PIN_L4, "GPIO53_L4"), 195 PINCTRL_PIN(STN8815_PIN_L3, "GPIO54_L3"), 196 PINCTRL_PIN(STN8815_PIN_L2, "GPIO55_L2"), 197 PINCTRL_PIN(STN8815_PIN_F3, "GPIO56_F3"), 198 PINCTRL_PIN(STN8815_PIN_F2, "GPIO57_F2"), 199 PINCTRL_PIN(STN8815_PIN_E1, "GPIO58_E1"), 200 PINCTRL_PIN(STN8815_PIN_E3, "GPIO59_E3"), 201 PINCTRL_PIN(STN8815_PIN_E2, "GPIO60_E2"), 202 PINCTRL_PIN(STN8815_PIN_E4, "GPIO61_E4"), 203 PINCTRL_PIN(STN8815_PIN_D3, "GPIO62_D3"), 204 PINCTRL_PIN(STN8815_PIN_D2, "GPIO63_D2"), 205 PINCTRL_PIN(STN8815_PIN_F21, "GPIO64_F21"), 206 PINCTRL_PIN(STN8815_PIN_F20, "GPIO65_F20"), 207 PINCTRL_PIN(STN8815_PIN_E22, "GPIO66_E22"), 208 PINCTRL_PIN(STN8815_PIN_D22, "GPIO67_D22"), 209 PINCTRL_PIN(STN8815_PIN_E21, "GPIO68_E21"), 210 PINCTRL_PIN(STN8815_PIN_E20, "GPIO69_E20"), 211 PINCTRL_PIN(STN8815_PIN_C22, "GPIO70_C22"), 212 PINCTRL_PIN(STN8815_PIN_D21, "GPIO71_D21"), 213 PINCTRL_PIN(STN8815_PIN_D20, "GPIO72_D20"), 214 PINCTRL_PIN(STN8815_PIN_C21, "GPIO73_C21"), 215 PINCTRL_PIN(STN8815_PIN_C20, "GPIO74_C20"), 216 PINCTRL_PIN(STN8815_PIN_C19, "GPIO75_C19"), 217 PINCTRL_PIN(STN8815_PIN_B20, "GPIO76_B20"), 218 PINCTRL_PIN(STN8815_PIN_B8, "GPIO77_B8"), 219 PINCTRL_PIN(STN8815_PIN_A8, "GPIO78_A8"), 220 PINCTRL_PIN(STN8815_PIN_C9, "GPIO79_C9"), 221 PINCTRL_PIN(STN8815_PIN_B9, "GPIO80_B9"), 222 PINCTRL_PIN(STN8815_PIN_A9, "GPIO81_A9"), 223 PINCTRL_PIN(STN8815_PIN_C10, "GPIO82_C10"), 224 PINCTRL_PIN(STN8815_PIN_K1, "GPIO83_K1"), 225 PINCTRL_PIN(STN8815_PIN_K3, "GPIO84_K3"), 226 PINCTRL_PIN(STN8815_PIN_K2, "GPIO85_K2"), 227 PINCTRL_PIN(STN8815_PIN_J1, "GPIO86_J1"), 228 PINCTRL_PIN(STN8815_PIN_J3, "GPIO87_J3"), 229 PINCTRL_PIN(STN8815_PIN_J2, "GPIO88_J2"), 230 PINCTRL_PIN(STN8815_PIN_H1, "GPIO89_H1"), 231 PINCTRL_PIN(STN8815_PIN_H3, "GPIO90_H3"), 232 PINCTRL_PIN(STN8815_PIN_H2, "GPIO91_H2"), 233 PINCTRL_PIN(STN8815_PIN_G1, "GPIO92_G1"), 234 PINCTRL_PIN(STN8815_PIN_G3, "GPIO93_G3"), 235 PINCTRL_PIN(STN8815_PIN_G2, "GPIO94_G2"), 236 PINCTRL_PIN(STN8815_PIN_F1, "GPIO95_F1"), 237 PINCTRL_PIN(STN8815_PIN_T20, "GPIO96_T20"), 238 PINCTRL_PIN(STN8815_PIN_R21, "GPIO97_R21"), 239 PINCTRL_PIN(STN8815_PIN_R20, "GPIO98_R20"), 240 PINCTRL_PIN(STN8815_PIN_U22, "GPIO99_U22"), 241 PINCTRL_PIN(STN8815_PIN_N21, "GPIO100_N21"), 242 PINCTRL_PIN(STN8815_PIN_N20, "GPIO101_N20"), 243 PINCTRL_PIN(STN8815_PIN_P22, "GPIO102_P22"), 244 PINCTRL_PIN(STN8815_PIN_N22, "GPIO103_N22"), 245 PINCTRL_PIN(STN8815_PIN_V22, "GPIO104_V22"), 246 PINCTRL_PIN(STN8815_PIN_V21, "GPIO105_V21"), 247 PINCTRL_PIN(STN8815_PIN_K22, "GPIO106_K22"), 248 PINCTRL_PIN(STN8815_PIN_K21, "GPIO107_K21"), 249 PINCTRL_PIN(STN8815_PIN_H20, "GPIO108_H20"), 250 PINCTRL_PIN(STN8815_PIN_G20, "GPIO109_G20"), 251 PINCTRL_PIN(STN8815_PIN_L21, "GPIO110_L21"), 252 PINCTRL_PIN(STN8815_PIN_H21, "GPIO111_H21"), 253 PINCTRL_PIN(STN8815_PIN_J21, "GPIO112_J21"), 254 PINCTRL_PIN(STN8815_PIN_H22, "GPIO113_H22"), 255 PINCTRL_PIN(STN8815_PIN_K20, "GPIO114_K20"), 256 PINCTRL_PIN(STN8815_PIN_L22, "GPIO115_L22"), 257 PINCTRL_PIN(STN8815_PIN_G21, "GPIO116_G21"), 258 PINCTRL_PIN(STN8815_PIN_J20, "GPIO117_J20"), 259 PINCTRL_PIN(STN8815_PIN_G22, "GPIO118_G22"), 260 PINCTRL_PIN(STN8815_PIN_U19, "GPIO119_U19"), 261 PINCTRL_PIN(STN8815_PIN_G19, "GPIO120_G19"), 262 PINCTRL_PIN(STN8815_PIN_M22, "GPIO121_M22"), 263 PINCTRL_PIN(STN8815_PIN_M19, "GPIO122_M19"), 264 PINCTRL_PIN(STN8815_PIN_J22, "GPIO123_J22"), 265}; 266 267/* 268 * Read the pin group names like this: 269 * u0_a_1 = first groups of pins for uart0 on alt function a 270 * i2c2_b_2 = second group of pins for i2c2 on alt function b 271 */ 272 273/* Altfunction A */ 274static const unsigned u0txrx_a_1_pins[] = { STN8815_PIN_B4, STN8815_PIN_D5 }; 275static const unsigned u0ctsrts_a_1_pins[] = { STN8815_PIN_C5, STN8815_PIN_B6 }; 276/* Modem pins: DCD, DSR, RI, DTR */ 277static const unsigned u0modem_a_1_pins[] = { STN8815_PIN_A4, STN8815_PIN_B5, 278 STN8815_PIN_D6, STN8815_PIN_C6 }; 279static const unsigned mmcsd_a_1_pins[] = { STN8815_PIN_B10, STN8815_PIN_A10, 280 STN8815_PIN_C11, STN8815_PIN_B11, STN8815_PIN_A11, STN8815_PIN_C12, 281 STN8815_PIN_B12, STN8815_PIN_A12, STN8815_PIN_C13, STN8815_PIN_C15 }; 282static const unsigned mmcsd_b_1_pins[] = { STN8815_PIN_D15 }; 283static const unsigned u1_a_1_pins[] = { STN8815_PIN_M2, STN8815_PIN_L1, 284 STN8815_PIN_F3, STN8815_PIN_F2 }; 285static const unsigned i2c1_a_1_pins[] = { STN8815_PIN_L4, STN8815_PIN_L3 }; 286static const unsigned i2c0_a_1_pins[] = { STN8815_PIN_D3, STN8815_PIN_D2 }; 287/* Altfunction B */ 288static const unsigned u1_b_1_pins[] = { STN8815_PIN_B16, STN8815_PIN_A16 }; 289static const unsigned i2cusb_b_1_pins[] = { STN8815_PIN_C21, STN8815_PIN_C20 }; 290 291#define STN8815_PIN_GROUP(a, b) { .name = #a, .pins = a##_pins, \ 292 .npins = ARRAY_SIZE(a##_pins), .altsetting = b } 293 294static const struct nmk_pingroup nmk_stn8815_groups[] = { 295 STN8815_PIN_GROUP(u0txrx_a_1, NMK_GPIO_ALT_A), 296 STN8815_PIN_GROUP(u0ctsrts_a_1, NMK_GPIO_ALT_A), 297 STN8815_PIN_GROUP(u0modem_a_1, NMK_GPIO_ALT_A), 298 STN8815_PIN_GROUP(mmcsd_a_1, NMK_GPIO_ALT_A), 299 STN8815_PIN_GROUP(mmcsd_b_1, NMK_GPIO_ALT_B), 300 STN8815_PIN_GROUP(u1_a_1, NMK_GPIO_ALT_A), 301 STN8815_PIN_GROUP(i2c1_a_1, NMK_GPIO_ALT_A), 302 STN8815_PIN_GROUP(i2c0_a_1, NMK_GPIO_ALT_A), 303 STN8815_PIN_GROUP(u1_b_1, NMK_GPIO_ALT_B), 304 STN8815_PIN_GROUP(i2cusb_b_1, NMK_GPIO_ALT_B), 305}; 306 307/* We use this macro to define the groups applicable to a function */ 308#define STN8815_FUNC_GROUPS(a, b...) \ 309static const char * const a##_groups[] = { b }; 310 311STN8815_FUNC_GROUPS(u0, "u0txrx_a_1", "u0ctsrts_a_1", "u0modem_a_1"); 312STN8815_FUNC_GROUPS(mmcsd, "mmcsd_a_1", "mmcsd_b_1"); 313STN8815_FUNC_GROUPS(u1, "u1_a_1", "u1_b_1"); 314STN8815_FUNC_GROUPS(i2c1, "i2c1_a_1"); 315STN8815_FUNC_GROUPS(i2c0, "i2c0_a_1"); 316STN8815_FUNC_GROUPS(i2cusb, "i2cusb_b_1"); 317 318#define FUNCTION(fname) \ 319 { \ 320 .name = #fname, \ 321 .groups = fname##_groups, \ 322 .ngroups = ARRAY_SIZE(fname##_groups), \ 323 } 324 325static const struct nmk_function nmk_stn8815_functions[] = { 326 FUNCTION(u0), 327 FUNCTION(mmcsd), 328 FUNCTION(u1), 329 FUNCTION(i2c1), 330 FUNCTION(i2c0), 331 FUNCTION(i2cusb), 332}; 333 334static const struct nmk_pinctrl_soc_data nmk_stn8815_soc = { 335 .pins = nmk_stn8815_pins, 336 .npins = ARRAY_SIZE(nmk_stn8815_pins), 337 .functions = nmk_stn8815_functions, 338 .nfunctions = ARRAY_SIZE(nmk_stn8815_functions), 339 .groups = nmk_stn8815_groups, 340 .ngroups = ARRAY_SIZE(nmk_stn8815_groups), 341}; 342 343void nmk_pinctrl_stn8815_init(const struct nmk_pinctrl_soc_data **soc) 344{ 345 *soc = &nmk_stn8815_soc; 346} 347