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> |
| 25 | #include <linux/gpio_keys.h> |
| 26 | #include <linux/input.h> |
| 27 | #include <video/platform_lcd.h> |
| 28 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 29 | #include <mach/hardware.h> |
| 30 | #include <mach/iomux-mx25.h> |
| 31 | #include <mach/common.h> |
| 32 | #include <asm/mach-types.h> |
| 33 | #include <asm/mach/arch.h> |
| 34 | #include <mach/mx25.h> |
| 35 | #include <mach/imx-uart.h> |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 36 | #include <mach/audmux.h> |
| 37 | |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 38 | #include "devices-imx25.h" |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 39 | |
Lothar Waßmann | 8f5260c | 2010-10-26 14:28:31 +0200 | [diff] [blame] | 40 | static iomux_v3_cfg_t eukrea_mbimxsd_pads[] = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 41 | /* LCD */ |
| 42 | MX25_PAD_LD0__LD0, |
| 43 | MX25_PAD_LD1__LD1, |
| 44 | MX25_PAD_LD2__LD2, |
| 45 | MX25_PAD_LD3__LD3, |
| 46 | MX25_PAD_LD4__LD4, |
| 47 | MX25_PAD_LD5__LD5, |
| 48 | MX25_PAD_LD6__LD6, |
| 49 | MX25_PAD_LD7__LD7, |
| 50 | MX25_PAD_LD8__LD8, |
| 51 | MX25_PAD_LD9__LD9, |
| 52 | MX25_PAD_LD10__LD10, |
| 53 | MX25_PAD_LD11__LD11, |
| 54 | MX25_PAD_LD12__LD12, |
| 55 | MX25_PAD_LD13__LD13, |
| 56 | MX25_PAD_LD14__LD14, |
| 57 | MX25_PAD_LD15__LD15, |
| 58 | MX25_PAD_GPIO_E__LD16, |
| 59 | MX25_PAD_GPIO_F__LD17, |
| 60 | MX25_PAD_HSYNC__HSYNC, |
| 61 | MX25_PAD_VSYNC__VSYNC, |
| 62 | MX25_PAD_LSCLK__LSCLK, |
| 63 | MX25_PAD_OE_ACD__OE_ACD, |
| 64 | MX25_PAD_CONTRAST__CONTRAST, |
| 65 | /* LCD_PWR */ |
| 66 | MX25_PAD_PWM__GPIO_1_26, |
| 67 | /* LED */ |
| 68 | MX25_PAD_POWER_FAIL__GPIO_3_19, |
| 69 | /* SWITCH */ |
| 70 | MX25_PAD_VSTBY_ACK__GPIO_3_18, |
| 71 | /* UART2 */ |
| 72 | MX25_PAD_UART2_RTS__UART2_RTS, |
| 73 | MX25_PAD_UART2_CTS__UART2_CTS, |
| 74 | MX25_PAD_UART2_TXD__UART2_TXD, |
| 75 | MX25_PAD_UART2_RXD__UART2_RXD, |
| 76 | /* SD1 */ |
| 77 | MX25_PAD_SD1_CMD__SD1_CMD, |
| 78 | MX25_PAD_SD1_CLK__SD1_CLK, |
| 79 | MX25_PAD_SD1_DATA0__SD1_DATA0, |
| 80 | MX25_PAD_SD1_DATA1__SD1_DATA1, |
| 81 | MX25_PAD_SD1_DATA2__SD1_DATA2, |
| 82 | MX25_PAD_SD1_DATA3__SD1_DATA3, |
| 83 | /* SD1 CD */ |
| 84 | MX25_PAD_DE_B__GPIO_2_20, |
| 85 | /* I2S */ |
| 86 | MX25_PAD_KPP_COL3__AUD5_TXFS, |
| 87 | MX25_PAD_KPP_COL2__AUD5_TXC, |
| 88 | MX25_PAD_KPP_COL1__AUD5_RXD, |
| 89 | MX25_PAD_KPP_COL0__AUD5_TXD, |
Eric Bénard | 6f8460e | 2010-10-02 17:15:29 +0200 | [diff] [blame] | 90 | /* CAN */ |
| 91 | MX25_PAD_GPIO_D__CAN2_RX, |
| 92 | MX25_PAD_GPIO_C__CAN2_TX, |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 93 | }; |
| 94 | |
| 95 | #define GPIO_LED1 83 |
| 96 | #define GPIO_SWITCH1 82 |
| 97 | #define GPIO_SD1CD 52 |
| 98 | #define GPIO_LCDPWR 26 |
| 99 | |
| 100 | static struct imx_fb_videomode eukrea_mximxsd_modes[] = { |
| 101 | { |
| 102 | .mode = { |
| 103 | .name = "CMO-QVGA", |
| 104 | .refresh = 60, |
| 105 | .xres = 320, |
| 106 | .yres = 240, |
| 107 | .pixclock = KHZ2PICOS(6500), |
| 108 | .left_margin = 30, |
| 109 | .right_margin = 38, |
| 110 | .upper_margin = 20, |
| 111 | .lower_margin = 3, |
| 112 | .hsync_len = 15, |
| 113 | .vsync_len = 4, |
| 114 | }, |
| 115 | .bpp = 16, |
| 116 | .pcr = 0xCAD08B80, |
Eric Bénard | c0550c4 | 2010-10-08 10:56:10 +0200 | [diff] [blame] | 117 | }, { |
| 118 | .mode = { |
| 119 | .name = "DVI-VGA", |
| 120 | .refresh = 60, |
| 121 | .xres = 640, |
| 122 | .yres = 480, |
| 123 | .pixclock = 32000, |
| 124 | .hsync_len = 7, |
| 125 | .left_margin = 100, |
| 126 | .right_margin = 100, |
| 127 | .vsync_len = 7, |
| 128 | .upper_margin = 7, |
| 129 | .lower_margin = 100, |
| 130 | }, |
| 131 | .pcr = 0xFA208B80, |
| 132 | .bpp = 16, |
| 133 | }, { |
| 134 | .mode = { |
| 135 | .name = "DVI-SVGA", |
| 136 | .refresh = 60, |
| 137 | .xres = 800, |
| 138 | .yres = 600, |
| 139 | .pixclock = 25000, |
| 140 | .hsync_len = 7, |
| 141 | .left_margin = 75, |
| 142 | .right_margin = 75, |
| 143 | .vsync_len = 7, |
| 144 | .upper_margin = 7, |
| 145 | .lower_margin = 75, |
| 146 | }, |
| 147 | .pcr = 0xFA208B80, |
| 148 | .bpp = 16, |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 149 | }, |
| 150 | }; |
| 151 | |
Uwe Kleine-König | 194ee8e | 2010-11-11 15:32:21 +0100 | [diff] [blame] | 152 | static const struct imx_fb_platform_data eukrea_mximxsd_fb_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 153 | .mode = eukrea_mximxsd_modes, |
| 154 | .num_modes = ARRAY_SIZE(eukrea_mximxsd_modes), |
| 155 | .pwmr = 0x00A903FF, |
| 156 | .lscr1 = 0x00120300, |
| 157 | .dmacr = 0x00040060, |
| 158 | }; |
| 159 | |
| 160 | static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd, |
| 161 | unsigned int power) |
| 162 | { |
| 163 | if (power) |
| 164 | gpio_direction_output(GPIO_LCDPWR, 1); |
| 165 | else |
| 166 | gpio_direction_output(GPIO_LCDPWR, 0); |
| 167 | } |
| 168 | |
| 169 | static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = { |
| 170 | .set_power = eukrea_mbimxsd_lcd_power_set, |
| 171 | }; |
| 172 | |
| 173 | static struct platform_device eukrea_mbimxsd_lcd_powerdev = { |
| 174 | .name = "platform-lcd", |
| 175 | .dev.platform_data = &eukrea_mbimxsd_lcd_power_data, |
| 176 | }; |
| 177 | |
| 178 | static struct gpio_led eukrea_mbimxsd_leds[] = { |
| 179 | { |
| 180 | .name = "led1", |
| 181 | .default_trigger = "heartbeat", |
| 182 | .active_low = 1, |
| 183 | .gpio = GPIO_LED1, |
| 184 | }, |
| 185 | }; |
| 186 | |
| 187 | static struct gpio_led_platform_data eukrea_mbimxsd_led_info = { |
| 188 | .leds = eukrea_mbimxsd_leds, |
| 189 | .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), |
| 190 | }; |
| 191 | |
| 192 | static struct platform_device eukrea_mbimxsd_leds_gpio = { |
| 193 | .name = "leds-gpio", |
| 194 | .id = -1, |
| 195 | .dev = { |
| 196 | .platform_data = &eukrea_mbimxsd_led_info, |
| 197 | }, |
| 198 | }; |
| 199 | |
| 200 | static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { |
| 201 | { |
| 202 | .gpio = GPIO_SWITCH1, |
| 203 | .code = BTN_0, |
| 204 | .desc = "BP1", |
| 205 | .active_low = 1, |
| 206 | .wakeup = 1, |
| 207 | }, |
| 208 | }; |
| 209 | |
| 210 | static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = { |
| 211 | .buttons = eukrea_mbimxsd_gpio_buttons, |
| 212 | .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), |
| 213 | }; |
| 214 | |
| 215 | static struct platform_device eukrea_mbimxsd_button_device = { |
| 216 | .name = "gpio-keys", |
| 217 | .id = -1, |
| 218 | .num_resources = 0, |
| 219 | .dev = { |
| 220 | .platform_data = &eukrea_mbimxsd_button_data, |
| 221 | } |
| 222 | }; |
| 223 | |
| 224 | static struct platform_device *platform_devices[] __initdata = { |
| 225 | &eukrea_mbimxsd_leds_gpio, |
| 226 | &eukrea_mbimxsd_button_device, |
| 227 | &eukrea_mbimxsd_lcd_powerdev, |
| 228 | }; |
| 229 | |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 230 | static const struct imxuart_platform_data uart_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 231 | .flags = IMXUART_HAVE_RTSCTS, |
| 232 | }; |
| 233 | |
| 234 | static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { |
| 235 | { |
| 236 | I2C_BOARD_INFO("tlv320aic23", 0x1a), |
| 237 | }, |
| 238 | }; |
| 239 | |
Uwe Kleine-König | 4697bb9 | 2010-08-25 17:37:45 +0200 | [diff] [blame] | 240 | static const |
| 241 | struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata __initconst = { |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 242 | .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, |
| 243 | }; |
| 244 | |
| 245 | /* |
| 246 | * system init for baseboard usage. Will be called by cpuimx25 init. |
| 247 | * |
| 248 | * Add platform devices present on this baseboard and init |
| 249 | * them from CPU side as far as required to use them later on |
| 250 | */ |
Eric Bénard | ec53fe3 | 2010-07-30 22:58:40 +0200 | [diff] [blame] | 251 | void __init eukrea_mbimxsd25_baseboard_init(void) |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 252 | { |
| 253 | if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads, |
| 254 | ARRAY_SIZE(eukrea_mbimxsd_pads))) |
| 255 | printk(KERN_ERR "error setting mbimxsd pads !\n"); |
| 256 | |
| 257 | #if defined(CONFIG_SND_SOC_EUKREA_TLV320) |
| 258 | /* SSI unit master I2S codec connected to SSI_AUD5*/ |
| 259 | mxc_audmux_v2_configure_port(0, |
| 260 | MXC_AUDMUX_V2_PTCR_SYN | |
| 261 | MXC_AUDMUX_V2_PTCR_TFSDIR | |
| 262 | MXC_AUDMUX_V2_PTCR_TFSEL(4) | |
| 263 | MXC_AUDMUX_V2_PTCR_TCLKDIR | |
| 264 | MXC_AUDMUX_V2_PTCR_TCSEL(4), |
| 265 | MXC_AUDMUX_V2_PDCR_RXDSEL(4) |
| 266 | ); |
| 267 | mxc_audmux_v2_configure_port(4, |
| 268 | MXC_AUDMUX_V2_PTCR_SYN, |
| 269 | MXC_AUDMUX_V2_PDCR_RXDSEL(0) |
| 270 | ); |
| 271 | #endif |
| 272 | |
Uwe Kleine-König | 2dcf78c | 2010-06-30 12:16:24 +0200 | [diff] [blame] | 273 | imx25_add_imx_uart1(&uart_pdata); |
Uwe Kleine-König | 194ee8e | 2010-11-11 15:32:21 +0100 | [diff] [blame] | 274 | imx25_add_imx_fb(&eukrea_mximxsd_fb_pdata); |
Uwe Kleine-König | 4697bb9 | 2010-08-25 17:37:45 +0200 | [diff] [blame] | 275 | imx25_add_imx_ssi(0, &eukrea_mbimxsd_ssi_pdata); |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 276 | |
Eric Bénard | 6f8460e | 2010-10-02 17:15:29 +0200 | [diff] [blame] | 277 | imx25_add_flexcan1(NULL); |
Uwe Kleine-König | 124bf94 | 2010-11-19 21:03:33 +0100 | [diff] [blame] | 278 | imx25_add_sdhci_esdhc_imx(0, NULL); |
Eric Bénard | 6f8460e | 2010-10-02 17:15:29 +0200 | [diff] [blame] | 279 | |
Eric Bénard | 6f1fa706f | 2010-06-08 11:03:01 +0200 | [diff] [blame] | 280 | gpio_request(GPIO_LED1, "LED1"); |
| 281 | gpio_direction_output(GPIO_LED1, 1); |
| 282 | gpio_free(GPIO_LED1); |
| 283 | |
| 284 | gpio_request(GPIO_SWITCH1, "SWITCH1"); |
| 285 | gpio_direction_input(GPIO_SWITCH1); |
| 286 | gpio_free(GPIO_SWITCH1); |
| 287 | |
| 288 | gpio_request(GPIO_LCDPWR, "LCDPWR"); |
| 289 | gpio_direction_output(GPIO_LCDPWR, 1); |
| 290 | gpio_free(GPIO_SWITCH1); |
| 291 | |
| 292 | i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, |
| 293 | ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); |
| 294 | |
| 295 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); |
| 296 | } |