Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 Eric Benard - eric@eukrea.com |
| 3 | * |
| 4 | * Based on pcm970-baseboard.c which is : |
| 5 | * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or |
| 8 | * modify it under the terms of the GNU General Public License |
| 9 | * as published by the Free Software Foundation; either version 2 |
| 10 | * of the License, or (at your option) any later version. |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| 19 | * MA 02110-1301, USA. |
| 20 | */ |
| 21 | |
| 22 | #include <linux/gpio.h> |
| 23 | #include <linux/leds.h> |
| 24 | #include <linux/platform_device.h> |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 25 | #include <linux/input.h> |
Eric Bénard | 49ed940 | 2012-05-08 09:20:17 +0200 | [diff] [blame] | 26 | #include <linux/spi/spi.h> |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 27 | #include <video/platform_lcd.h> |
| 28 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 29 | #include <asm/mach-types.h> |
| 30 | #include <asm/mach/arch.h> |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 31 | |
Shawn Guo | e337247 | 2012-09-13 21:01:00 +0800 | [diff] [blame] | 32 | #include "common.h" |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 33 | #include "devices-imx25.h" |
Shawn Guo | 50f2de6 | 2012-09-14 14:14:45 +0800 | [diff] [blame] | 34 | #include "hardware.h" |
Shawn Guo | 267dd34 | 2012-09-13 13:26:00 +0800 | [diff] [blame] | 35 | #include "iomux-mx25.h" |
Shawn Guo | 50f2de6 | 2012-09-14 14:14:45 +0800 | [diff] [blame] | 36 | #include "mx25.h" |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 37 | |
Lothar Waßmann | 8f5260c | 2010-10-26 14:28:31 +0200 | [diff] [blame] | 38 | static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 39 | /* LCD */ |
| 40 | MX25_PAD_LD0__LD0, |
| 41 | MX25_PAD_LD1__LD1, |
| 42 | MX25_PAD_LD2__LD2, |
| 43 | MX25_PAD_LD3__LD3, |
| 44 | MX25_PAD_LD4__LD4, |
| 45 | MX25_PAD_LD5__LD5, |
| 46 | MX25_PAD_LD6__LD6, |
| 47 | MX25_PAD_LD7__LD7, |
| 48 | MX25_PAD_LD8__LD8, |
| 49 | MX25_PAD_LD9__LD9, |
| 50 | MX25_PAD_LD10__LD10, |
| 51 | MX25_PAD_LD11__LD11, |
| 52 | MX25_PAD_LD12__LD12, |
| 53 | MX25_PAD_LD13__LD13, |
| 54 | MX25_PAD_LD14__LD14, |
| 55 | MX25_PAD_LD15__LD15, |
| 56 | MX25_PAD_GPIO_E__LD16, |
| 57 | MX25_PAD_GPIO_F__LD17, |
| 58 | MX25_PAD_HSYNC__HSYNC, |
| 59 | MX25_PAD_VSYNC__VSYNC, |
| 60 | MX25_PAD_LSCLK__LSCLK, |
| 61 | MX25_PAD_OE_ACD__OE_ACD, |
| 62 | MX25_PAD_CONTRAST__CONTRAST, |
| 63 | /* LCD_PWR */ |
| 64 | MX25_PAD_PWM__GPIO_1_26, |
| 65 | /* LED */ |
| 66 | MX25_PAD_POWER_FAIL__GPIO_3_19, |
| 67 | /* SWITCH */ |
| 68 | MX25_PAD_VSTBY_ACK__GPIO_3_18, |
| 69 | /* UART2 */ |
| 70 | MX25_PAD_UART2_RTS__UART2_RTS, |
| 71 | MX25_PAD_UART2_CTS__UART2_CTS, |
| 72 | MX25_PAD_UART2_TXD__UART2_TXD, |
| 73 | MX25_PAD_UART2_RXD__UART2_RXD, |
| 74 | /* SD1 */ |
| 75 | MX25_PAD_SD1_CMD__SD1_CMD, |
| 76 | MX25_PAD_SD1_CLK__SD1_CLK, |
| 77 | MX25_PAD_SD1_DATA0__SD1_DATA0, |
| 78 | MX25_PAD_SD1_DATA1__SD1_DATA1, |
| 79 | MX25_PAD_SD1_DATA2__SD1_DATA2, |
| 80 | MX25_PAD_SD1_DATA3__SD1_DATA3, |
| 81 | /* SD1 CD */ |
| 82 | MX25_PAD_DE_B__GPIO_2_20, |
| 83 | /* I2S */ |
| 84 | MX25_PAD_KPP_COL3__AUD5_TXFS, |
| 85 | MX25_PAD_KPP_COL2__AUD5_TXC, |
| 86 | MX25_PAD_KPP_COL1__AUD5_RXD, |
| 87 | MX25_PAD_KPP_COL0__AUD5_TXD, |
Eric Bénard | 6f8460e | 2010-10-02 17:15:29 +0200 | [diff] [blame] | 88 | /* CAN */ |
| 89 | MX25_PAD_GPIO_D__CAN2_RX, |
| 90 | MX25_PAD_GPIO_C__CAN2_TX, |
Eric Bénard | 49ed940 | 2012-05-08 09:20:17 +0200 | [diff] [blame] | 91 | /* SPI1 */ |
| 92 | MX25_PAD_CSPI1_MOSI__CSPI1_MOSI, |
| 93 | MX25_PAD_CSPI1_MISO__CSPI1_MISO, |
| 94 | MX25_PAD_CSPI1_SS0__GPIO_1_16, |
| 95 | MX25_PAD_CSPI1_SS1__GPIO_1_17, |
| 96 | MX25_PAD_CSPI1_SCLK__CSPI1_SCLK, |
| 97 | MX25_PAD_CSPI1_RDY__GPIO_2_22, |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 98 | }; |
| 99 | |
Eric Bénard | fc33d40 | 2012-05-08 09:20:26 +0200 | [diff] [blame] | 100 | #define GPIO_LED1 IMX_GPIO_NR(3, 19) |
| 101 | #define GPIO_SWITCH1 IMX_GPIO_NR(3, 18) |
| 102 | #define GPIO_SD1CD IMX_GPIO_NR(2, 20) |
| 103 | #define GPIO_LCDPWR IMX_GPIO_NR(1, 26) |
Eric Bénard | 49ed940 | 2012-05-08 09:20:17 +0200 | [diff] [blame] | 104 | #define GPIO_SPI1_SS0 IMX_GPIO_NR(1, 16) |
| 105 | #define GPIO_SPI1_SS1 IMX_GPIO_NR(1, 17) |
| 106 | #define GPIO_SPI1_IRQ IMX_GPIO_NR(2, 22) |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 107 | |
| 108 | static struct imx_fb_videomode eukrea_mximxsd_modes[] = { |
| 109 | { |
| 110 | .mode = { |
| 111 | .name = "CMO-QVGA", |
| 112 | .refresh = 60, |
| 113 | .xres = 320, |
| 114 | .yres = 240, |
| 115 | .pixclock = KHZ2PICOS(6500), |
| 116 | .left_margin = 30, |
| 117 | .right_margin = 38, |
| 118 | .upper_margin = 20, |
| 119 | .lower_margin = 3, |
| 120 | .hsync_len = 15, |
| 121 | .vsync_len = 4, |
| 122 | }, |
| 123 | .bpp = 16, |
| 124 | .pcr = 0xCAD08B80, |
Eric Bénard | c0550c4 | 2010-10-08 10:56:10 +0200 | [diff] [blame] | 125 | }, { |
| 126 | .mode = { |
| 127 | .name = "DVI-VGA", |
| 128 | .refresh = 60, |
| 129 | .xres = 640, |
| 130 | .yres = 480, |
| 131 | .pixclock = 32000, |
| 132 | .hsync_len = 7, |
| 133 | .left_margin = 100, |
| 134 | .right_margin = 100, |
| 135 | .vsync_len = 7, |
| 136 | .upper_margin = 7, |
| 137 | .lower_margin = 100, |
| 138 | }, |
| 139 | .pcr = 0xFA208B80, |
| 140 | .bpp = 16, |
| 141 | }, { |
| 142 | .mode = { |
| 143 | .name = "DVI-SVGA", |
| 144 | .refresh = 60, |
| 145 | .xres = 800, |
| 146 | .yres = 600, |
| 147 | .pixclock = 25000, |
| 148 | .hsync_len = 7, |
| 149 | .left_margin = 75, |
| 150 | .right_margin = 75, |
| 151 | .vsync_len = 7, |
| 152 | .upper_margin = 7, |
| 153 | .lower_margin = 75, |
| 154 | }, |
| 155 | .pcr = 0xFA208B80, |
| 156 | .bpp = 16, |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 157 | }, |
| 158 | }; |
| 159 | |
Uwe Kleine-König | 194ee8e | 2010-11-11 15:32:21 +0100 | [diff] [blame] | 160 | static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 161 | .mode = eukrea_mximxsd_modes, |
| 162 | .num_modes = ARRAY_SIZE(eukrea_mximxsd_modes), |
| 163 | .pwmr = 0x00A903FF, |
| 164 | .lscr1 = 0x00120300, |
| 165 | .dmacr = 0x00040060, |
| 166 | }; |
| 167 | |
| 168 | static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd, |
| 169 | unsigned int power) |
| 170 | { |
| 171 | if (power) |
| 172 | gpio_direction_output(GPIO_LCDPWR, 1); |
| 173 | else |
| 174 | gpio_direction_output(GPIO_LCDPWR, 0); |
| 175 | } |
| 176 | |
| 177 | static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = { |
| 178 | .set_power = eukrea_mbimxsd_lcd_power_set, |
| 179 | }; |
| 180 | |
| 181 | static struct platform_device eukrea_mbimxsd_lcd_powerdev = { |
| 182 | .name = "platform-lcd", |
| 183 | .dev.platform_data = &eukrea_mbimxsd_lcd_power_data, |
| 184 | }; |
| 185 | |
Uwe Kleine-König | 47e837b | 2011-05-28 21:05:01 +0200 | [diff] [blame] | 186 | static const struct gpio_led eukrea_mbimxsd_leds[] __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 187 | { |
| 188 | .name = "led1", |
| 189 | .default_trigger = "heartbeat", |
| 190 | .active_low = 1, |
| 191 | .gpio = GPIO_LED1, |
| 192 | }, |
| 193 | }; |
| 194 | |
Uwe Kleine-König | 47e837b | 2011-05-28 21:05:01 +0200 | [diff] [blame] | 195 | static const struct gpio_led_platform_data |
| 196 | eukrea_mbimxsd_led_info __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 197 | .leds = eukrea_mbimxsd_leds, |
| 198 | .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), |
| 199 | }; |
| 200 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 201 | static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { |
| 202 | { |
| 203 | .gpio = GPIO_SWITCH1, |
| 204 | .code = BTN_0, |
| 205 | .desc = "BP1", |
| 206 | .active_low = 1, |
| 207 | .wakeup = 1, |
| 208 | }, |
| 209 | }; |
| 210 | |
Uwe Kleine-König | 5309498 | 2011-02-28 18:04:33 +0100 | [diff] [blame] | 211 | static const struct gpio_keys_platform_data |
| 212 | eukrea_mbimxsd_button_data __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 213 | .buttons = eukrea_mbimxsd_gpio_buttons, |
| 214 | .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), |
| 215 | }; |
| 216 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 217 | static struct platform_device *platform_devices[] __initdata = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 218 | &eukrea_mbimxsd_lcd_powerdev, |
| 219 | }; |
| 220 | |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 221 | static const struct imxuart_platform_data uart_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 222 | .flags = IMXUART_HAVE_RTSCTS, |
| 223 | }; |
| 224 | |
| 225 | static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { |
| 226 | { |
| 227 | I2C_BOARD_INFO("tlv320aic23", 0x1a), |
| 228 | }, |
| 229 | }; |
| 230 | |
Uwe Kleine-König | 4697bb9 | 2010-08-25 17:37:45 +0200 | [diff] [blame] | 231 | static const |
| 232 | struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 233 | .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, |
| 234 | }; |
| 235 | |
Eric Bénard | 01ea9ae | 2011-02-25 13:49:14 +0100 | [diff] [blame] | 236 | static struct esdhc_platform_data sd1_pdata = { |
| 237 | .cd_gpio = GPIO_SD1CD, |
Shawn Guo | 913413c | 2011-06-21 22:41:51 +0800 | [diff] [blame] | 238 | .cd_type = ESDHC_CD_GPIO, |
| 239 | .wp_type = ESDHC_WP_NONE, |
Eric Bénard | 01ea9ae | 2011-02-25 13:49:14 +0100 | [diff] [blame] | 240 | }; |
| 241 | |
Eric Bénard | 49ed940 | 2012-05-08 09:20:17 +0200 | [diff] [blame] | 242 | static struct spi_board_info eukrea_mbimxsd25_spi_board_info[] __initdata = { |
| 243 | { |
| 244 | .modalias = "spidev", |
| 245 | .max_speed_hz = 20000000, |
| 246 | .bus_num = 0, |
| 247 | .chip_select = 0, |
| 248 | .mode = SPI_MODE_0, |
| 249 | }, |
| 250 | { |
| 251 | .modalias = "spidev", |
| 252 | .max_speed_hz = 20000000, |
| 253 | .bus_num = 0, |
| 254 | .chip_select = 1, |
| 255 | .mode = SPI_MODE_0, |
| 256 | }, |
| 257 | }; |
| 258 | |
| 259 | static int eukrea_mbimxsd25_spi_cs[] = {GPIO_SPI1_SS0, GPIO_SPI1_SS1}; |
| 260 | |
| 261 | static const struct spi_imx_master eukrea_mbimxsd25_spi0_data __initconst = { |
| 262 | .chipselect = eukrea_mbimxsd25_spi_cs, |
| 263 | .num_chipselect = ARRAY_SIZE(eukrea_mbimxsd25_spi_cs), |
| 264 | }; |
| 265 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 266 | /* |
| 267 | * system init for baseboard usage. Will be called by cpuimx25 init. |
| 268 | * |
| 269 | * Add platform devices present on this baseboard and init |
| 270 | * them from CPU side as far as required to use them later on |
| 271 | */ |
Eric Bénard | ec53fe3 | 2010-07-30 22:58:40 +0200 | [diff] [blame] | 272 | void __init eukrea_mbimxsd25_baseboard_init(void) |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 273 | { |
| 274 | if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads, |
| 275 | ARRAY_SIZE(eukrea_mbimxsd_pads))) |
| 276 | printk(KERN_ERR "error setting mbimxsd pads !\n"); |
| 277 | |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 278 | imx25_add_imx_uart1(&uart_pdata); |
Uwe Kleine-König | 194ee8e | 2010-11-11 15:32:21 +0100 | [diff] [blame] | 279 | imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata); |
Uwe Kleine-König | 4697bb9 | 2010-08-25 17:37:45 +0200 | [diff] [blame] | 280 | imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 281 | |
Marc Kleine-Budde | 30caa4b | 2013-06-10 23:12:56 -0300 | [diff] [blame] | 282 | imx25_add_flexcan1(); |
Eric Bénard | 01ea9ae | 2011-02-25 13:49:14 +0100 | [diff] [blame] | 283 | imx25_add_sdhci_esdhc_imx(0, &sd1_pdata); |
Eric Bénard | 6f8460e | 2010-10-02 17:15:29 +0200 | [diff] [blame] | 284 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 285 | gpio_request(GPIO_LED1, "LED1"); |
| 286 | gpio_direction_output(GPIO_LED1, 1); |
| 287 | gpio_free(GPIO_LED1); |
| 288 | |
| 289 | gpio_request(GPIO_SWITCH1, "SWITCH1"); |
| 290 | gpio_direction_input(GPIO_SWITCH1); |
| 291 | gpio_free(GPIO_SWITCH1); |
| 292 | |
| 293 | gpio_request(GPIO_LCDPWR, "LCDPWR"); |
| 294 | gpio_direction_output(GPIO_LCDPWR, 1); |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 295 | |
| 296 | i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, |
| 297 | ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); |
| 298 | |
Eric Bénard | 49ed940 | 2012-05-08 09:20:17 +0200 | [diff] [blame] | 299 | gpio_request(GPIO_SPI1_IRQ, "SPI1_IRQ"); |
| 300 | gpio_direction_input(GPIO_SPI1_IRQ); |
| 301 | gpio_free(GPIO_SPI1_IRQ); |
| 302 | imx25_add_spi_imx0(&eukrea_mbimxsd25_spi0_data); |
| 303 | spi_register_board_info(eukrea_mbimxsd25_spi_board_info, |
| 304 | ARRAY_SIZE(eukrea_mbimxsd25_spi_board_info)); |
| 305 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 306 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); |
Uwe Kleine-König | 47e837b | 2011-05-28 21:05:01 +0200 | [diff] [blame] | 307 | gpio_led_register_device(-1, &eukrea_mbimxsd_led_info); |
Uwe Kleine-König | 5309498 | 2011-02-28 18:04:33 +0100 | [diff] [blame] | 308 | imx_add_gpio_keys(&eukrea_mbimxsd_button_data); |
Fabio Estevam | da75c92 | 2012-09-22 12:27:31 -0300 | [diff] [blame] | 309 | imx_add_platform_device("eukrea_tlv320", 0, NULL, 0, NULL, 0); |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 310 | } |