git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 21744f19 EB |
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/types.h> | |
| 23 | #include <linux/init.h> | |
| 24 | ||
| 25 | #include <linux/gpio.h> | |
| 26 | #include <linux/interrupt.h> | |
| 27 | #include <linux/leds.h> | |
| 28 | #include <linux/platform_device.h> | |
| 29 | #include <linux/gpio_keys.h> | |
| 30 | #include <linux/input.h> | |
| 31 | #include <video/platform_lcd.h> | |
| 32 | #include <linux/i2c.h> | |
| 33 | ||
| 34 | #include <asm/mach-types.h> | |
| 35 | #include <asm/mach/arch.h> | |
| 36 | #include <asm/mach/time.h> | |
| 37 | #include <asm/mach/map.h> | |
| 38 | ||
| 21744f19 EB |
39 | #include <mach/hardware.h> |
| 40 | #include <mach/common.h> | |
| 41 | #include <mach/imx-uart.h> | |
| 42 | #include <mach/iomux-mx35.h> | |
| 43 | #include <mach/ipu.h> | |
| 44 | #include <mach/mx3fb.h> | |
| 45 | #include <mach/audmux.h> | |
| 46 | #include <mach/ssi.h> | |
| 47 | ||
| 2dcf78c0 | 48 | #include "devices-imx35.h" |
| 21744f19 EB |
49 | #include "devices.h" |
| 50 | ||
| 51 | static const struct fb_videomode fb_modedb[] = { | |
| 52 | { | |
| 53 | .name = "CMO_QVGA", | |
| 54 | .refresh = 60, | |
| 55 | .xres = 320, | |
| 56 | .yres = 240, | |
| 57 | .pixclock = KHZ2PICOS(6500), | |
| 58 | .left_margin = 68, | |
| 59 | .right_margin = 20, | |
| 60 | .upper_margin = 15, | |
| 61 | .lower_margin = 4, | |
| 62 | .hsync_len = 30, | |
| 63 | .vsync_len = 3, | |
| 64 | .sync = 0, | |
| 65 | .vmode = FB_VMODE_NONINTERLACED, | |
| 66 | .flag = 0, | |
| 67 | }, | |
| 68 | }; | |
| 69 | ||
| 70 | static struct ipu_platform_data mx3_ipu_data = { | |
| 71 | .irq_base = MXC_IPU_IRQ_START, | |
| 72 | }; | |
| 73 | ||
| 74 | static struct mx3fb_platform_data mx3fb_pdata = { | |
| 75 | .dma_dev = &mx3_ipu.dev, | |
| 76 | .name = "CMO_QVGA", | |
| 77 | .mode = fb_modedb, | |
| 78 | .num_modes = ARRAY_SIZE(fb_modedb), | |
| 79 | }; | |
| 80 | ||
| 81 | static struct pad_desc eukrea_mbimxsd_pads[] = { | |
| 82 | /* LCD */ | |
| 83 | MX35_PAD_LD0__IPU_DISPB_DAT_0, | |
| 84 | MX35_PAD_LD1__IPU_DISPB_DAT_1, | |
| 85 | MX35_PAD_LD2__IPU_DISPB_DAT_2, | |
| 86 | MX35_PAD_LD3__IPU_DISPB_DAT_3, | |
| 87 | MX35_PAD_LD4__IPU_DISPB_DAT_4, | |
| 88 | MX35_PAD_LD5__IPU_DISPB_DAT_5, | |
| 89 | MX35_PAD_LD6__IPU_DISPB_DAT_6, | |
| 90 | MX35_PAD_LD7__IPU_DISPB_DAT_7, | |
| 91 | MX35_PAD_LD8__IPU_DISPB_DAT_8, | |
| 92 | MX35_PAD_LD9__IPU_DISPB_DAT_9, | |
| 93 | MX35_PAD_LD10__IPU_DISPB_DAT_10, | |
| 94 | MX35_PAD_LD11__IPU_DISPB_DAT_11, | |
| 95 | MX35_PAD_LD12__IPU_DISPB_DAT_12, | |
| 96 | MX35_PAD_LD13__IPU_DISPB_DAT_13, | |
| 97 | MX35_PAD_LD14__IPU_DISPB_DAT_14, | |
| 98 | MX35_PAD_LD15__IPU_DISPB_DAT_15, | |
| 99 | MX35_PAD_LD16__IPU_DISPB_DAT_16, | |
| 100 | MX35_PAD_LD17__IPU_DISPB_DAT_17, | |
| 101 | MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC, | |
| 102 | MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK, | |
| 103 | MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY, | |
| 104 | MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC, | |
| 105 | /* Backlight */ | |
| 106 | MX35_PAD_CONTRAST__IPU_DISPB_CONTR, | |
| 107 | /* LCD_PWR */ | |
| 108 | MX35_PAD_D3_CLS__GPIO1_4, | |
| 109 | /* LED */ | |
| 110 | MX35_PAD_LD23__GPIO3_29, | |
| 111 | /* SWITCH */ | |
| 112 | MX35_PAD_LD19__GPIO3_25, | |
| 113 | /* UART2 */ | |
| 114 | MX35_PAD_CTS2__UART2_CTS, | |
| 115 | MX35_PAD_RTS2__UART2_RTS, | |
| 116 | MX35_PAD_TXD2__UART2_TXD_MUX, | |
| 117 | MX35_PAD_RXD2__UART2_RXD_MUX, | |
| 118 | /* I2S */ | |
| 119 | MX35_PAD_STXFS4__AUDMUX_AUD4_TXFS, | |
| 120 | MX35_PAD_STXD4__AUDMUX_AUD4_TXD, | |
| 121 | MX35_PAD_SRXD4__AUDMUX_AUD4_RXD, | |
| 122 | MX35_PAD_SCK4__AUDMUX_AUD4_TXC, | |
| 123 | }; | |
| 124 | ||
| 125 | #define GPIO_LED1 (2 * 32 + 29) | |
| 126 | #define GPIO_SWITCH1 (2 * 32 + 25) | |
| 127 | #define GPIO_LCDPWR (4) | |
| 128 | ||
| 129 | static void eukrea_mbimxsd_lcd_power_set(struct plat_lcd_data *pd, | |
| 130 | unsigned int power) | |
| 131 | { | |
| 132 | if (power) | |
| 133 | gpio_direction_output(GPIO_LCDPWR, 1); | |
| 134 | else | |
| 135 | gpio_direction_output(GPIO_LCDPWR, 0); | |
| 136 | } | |
| 137 | ||
| 138 | static struct plat_lcd_data eukrea_mbimxsd_lcd_power_data = { | |
| 139 | .set_power = eukrea_mbimxsd_lcd_power_set, | |
| 140 | }; | |
| 141 | ||
| 142 | static struct platform_device eukrea_mbimxsd_lcd_powerdev = { | |
| 143 | .name = "platform-lcd", | |
| 144 | .dev.platform_data = &eukrea_mbimxsd_lcd_power_data, | |
| 145 | }; | |
| 146 | ||
| 147 | static struct gpio_led eukrea_mbimxsd_leds[] = { | |
| 148 | { | |
| 149 | .name = "led1", | |
| 150 | .default_trigger = "heartbeat", | |
| 151 | .active_low = 1, | |
| 152 | .gpio = GPIO_LED1, | |
| 153 | }, | |
| 154 | }; | |
| 155 | ||
| 156 | static struct gpio_led_platform_data eukrea_mbimxsd_led_info = { | |
| 157 | .leds = eukrea_mbimxsd_leds, | |
| 158 | .num_leds = ARRAY_SIZE(eukrea_mbimxsd_leds), | |
| 159 | }; | |
| 160 | ||
| 161 | static struct platform_device eukrea_mbimxsd_leds_gpio = { | |
| 162 | .name = "leds-gpio", | |
| 163 | .id = -1, | |
| 164 | .dev = { | |
| 165 | .platform_data = &eukrea_mbimxsd_led_info, | |
| 166 | }, | |
| 167 | }; | |
| 168 | ||
| 169 | static struct gpio_keys_button eukrea_mbimxsd_gpio_buttons[] = { | |
| 170 | { | |
| 171 | .gpio = GPIO_SWITCH1, | |
| 172 | .code = BTN_0, | |
| 173 | .desc = "BP1", | |
| 174 | .active_low = 1, | |
| 175 | .wakeup = 1, | |
| 176 | }, | |
| 177 | }; | |
| 178 | ||
| 179 | static struct gpio_keys_platform_data eukrea_mbimxsd_button_data = { | |
| 180 | .buttons = eukrea_mbimxsd_gpio_buttons, | |
| 181 | .nbuttons = ARRAY_SIZE(eukrea_mbimxsd_gpio_buttons), | |
| 182 | }; | |
| 183 | ||
| 184 | static struct platform_device eukrea_mbimxsd_button_device = { | |
| 185 | .name = "gpio-keys", | |
| 186 | .id = -1, | |
| 187 | .num_resources = 0, | |
| 188 | .dev = { | |
| 189 | .platform_data = &eukrea_mbimxsd_button_data, | |
| 190 | } | |
| 191 | }; | |
| 192 | ||
| 193 | static struct platform_device *platform_devices[] __initdata = { | |
| 194 | &eukrea_mbimxsd_leds_gpio, | |
| 195 | &eukrea_mbimxsd_button_device, | |
| 196 | &eukrea_mbimxsd_lcd_powerdev, | |
| 197 | }; | |
| 198 | ||
| 2dcf78c0 | 199 | static const struct imxuart_platform_data uart_pdata __initconst = { |
| 21744f19 EB |
200 | .flags = IMXUART_HAVE_RTSCTS, |
| 201 | }; | |
| 202 | ||
| 203 | static struct i2c_board_info eukrea_mbimxsd_i2c_devices[] = { | |
| 204 | { | |
| 205 | I2C_BOARD_INFO("tlv320aic23", 0x1a), | |
| 206 | }, | |
| 207 | }; | |
| 208 | ||
| 209 | struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = { | |
| 210 | .flags = IMX_SSI_SYN | IMX_SSI_NET | IMX_SSI_USE_I2S_SLAVE, | |
| 211 | }; | |
| 212 | ||
| 213 | /* | |
| 214 | * system init for baseboard usage. Will be called by cpuimx35 init. | |
| 215 | * | |
| 216 | * Add platform devices present on this baseboard and init | |
| 217 | * them from CPU side as far as required to use them later on | |
| 218 | */ | |
| ec53fe3d | 219 | void __init eukrea_mbimxsd35_baseboard_init(void) |
| 21744f19 EB |
220 | { |
| 221 | if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads, | |
| 222 | ARRAY_SIZE(eukrea_mbimxsd_pads))) | |
| 223 | printk(KERN_ERR "error setting mbimxsd pads !\n"); | |
| 224 | ||
| 225 | #if defined(CONFIG_SND_SOC_EUKREA_TLV320) | |
| 226 | /* SSI unit master I2S codec connected to SSI_AUD4 */ | |
| 227 | mxc_audmux_v2_configure_port(0, | |
| 228 | MXC_AUDMUX_V2_PTCR_SYN | | |
| 229 | MXC_AUDMUX_V2_PTCR_TFSDIR | | |
| 230 | MXC_AUDMUX_V2_PTCR_TFSEL(3) | | |
| 231 | MXC_AUDMUX_V2_PTCR_TCLKDIR | | |
| 232 | MXC_AUDMUX_V2_PTCR_TCSEL(3), | |
| 233 | MXC_AUDMUX_V2_PDCR_RXDSEL(3) | |
| 234 | ); | |
| 235 | mxc_audmux_v2_configure_port(3, | |
| 236 | MXC_AUDMUX_V2_PTCR_SYN, | |
| 237 | MXC_AUDMUX_V2_PDCR_RXDSEL(0) | |
| 238 | ); | |
| 239 | #endif | |
| 240 | ||
| 2dcf78c0 | 241 | imx35_add_imx_uart1(&uart_pdata); |
| 21744f19 EB |
242 | mxc_register_device(&mx3_ipu, &mx3_ipu_data); |
| 243 | mxc_register_device(&mx3_fb, &mx3fb_pdata); | |
| 244 | ||
| 245 | mxc_register_device(&imx_ssi_device0, &eukrea_mbimxsd_ssi_pdata); | |
| 246 | ||
| 247 | gpio_request(GPIO_LED1, "LED1"); | |
| 248 | gpio_direction_output(GPIO_LED1, 1); | |
| 249 | gpio_free(GPIO_LED1); | |
| 250 | ||
| 251 | gpio_request(GPIO_SWITCH1, "SWITCH1"); | |
| 252 | gpio_direction_input(GPIO_SWITCH1); | |
| 253 | gpio_free(GPIO_SWITCH1); | |
| 254 | ||
| 255 | gpio_request(GPIO_LCDPWR, "LCDPWR"); | |
| 256 | gpio_direction_output(GPIO_LCDPWR, 1); | |
| 257 | gpio_free(GPIO_SWITCH1); | |
| 258 | ||
| 259 | i2c_register_board_info(0, eukrea_mbimxsd_i2c_devices, | |
| 260 | ARRAY_SIZE(eukrea_mbimxsd_i2c_devices)); | |
| 261 | ||
| 262 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); | |
| 263 | } |