/* * Copyright (C) 2000 Deep Blue Solutions Ltd * Copyright (C) 2002 Shane Nay (shane@minirl.com) * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "devices.h" static unsigned int mxt_td60_pins[] __initdata = { /* UART0 */ PE12_PF_UART1_TXD, PE13_PF_UART1_RXD, PE14_PF_UART1_CTS, PE15_PF_UART1_RTS, /* UART1 */ PE3_PF_UART2_CTS, PE4_PF_UART2_RTS, PE6_PF_UART2_TXD, PE7_PF_UART2_RXD, /* UART2 */ PE8_PF_UART3_TXD, PE9_PF_UART3_RXD, PE10_PF_UART3_CTS, PE11_PF_UART3_RTS, /* FEC */ PD0_AIN_FEC_TXD0, PD1_AIN_FEC_TXD1, PD2_AIN_FEC_TXD2, PD3_AIN_FEC_TXD3, PD4_AOUT_FEC_RX_ER, PD5_AOUT_FEC_RXD1, PD6_AOUT_FEC_RXD2, PD7_AOUT_FEC_RXD3, PD8_AF_FEC_MDIO, PD9_AIN_FEC_MDC, PD10_AOUT_FEC_CRS, PD11_AOUT_FEC_TX_CLK, PD12_AOUT_FEC_RXD0, PD13_AOUT_FEC_RX_DV, PD14_AOUT_FEC_RX_CLK, PD15_AOUT_FEC_COL, PD16_AIN_FEC_TX_ER, PF23_AIN_FEC_TX_EN, /* I2C1 */ PD17_PF_I2C_DATA, PD18_PF_I2C_CLK, /* I2C2 */ PC5_PF_I2C2_SDA, PC6_PF_I2C2_SCL, /* FB */ PA5_PF_LSCLK, PA6_PF_LD0, PA7_PF_LD1, PA8_PF_LD2, PA9_PF_LD3, PA10_PF_LD4, PA11_PF_LD5, PA12_PF_LD6, PA13_PF_LD7, PA14_PF_LD8, PA15_PF_LD9, PA16_PF_LD10, PA17_PF_LD11, PA18_PF_LD12, PA19_PF_LD13, PA20_PF_LD14, PA21_PF_LD15, PA22_PF_LD16, PA23_PF_LD17, PA25_PF_CLS, PA27_PF_SPL_SPR, PA28_PF_HSYNC, PA29_PF_VSYNC, PA30_PF_CONTRAST, PA31_PF_OE_ACD, /* OWIRE */ PE16_AF_OWIRE, /* SDHC1*/ PE18_PF_SD1_D0, PE19_PF_SD1_D1, PE20_PF_SD1_D2, PE21_PF_SD1_D3, PE22_PF_SD1_CMD, PE23_PF_SD1_CLK, PF8_AF_ATA_IORDY, /* SDHC2*/ PB4_PF_SD2_D0, PB5_PF_SD2_D1, PB6_PF_SD2_D2, PB7_PF_SD2_D3, PB8_PF_SD2_CMD, PB9_PF_SD2_CLK, }; static struct mxc_nand_platform_data mxt_td60_nand_board_info = { .width = 1, .hw_ecc = 1, }; static struct imxi2c_platform_data mxt_td60_i2c_data = { .bitrate = 100000, }; /* PCA9557 */ static int mxt_td60_pca9557_setup(struct i2c_client *client, unsigned gpio_base, unsigned ngpio, void *context) { static int mxt_td60_gpio_value[] = { -1, -1, -1, -1, -1, -1, -1, 1 }; int n; for (n = 0; n < ARRAY_SIZE(mxt_td60_gpio_value); ++n) { gpio_request(gpio_base + n, "MXT_TD60 GPIO Exp"); if (mxt_td60_gpio_value[n] < 0) gpio_direction_input(gpio_base + n); else gpio_direction_output(gpio_base + n, mxt_td60_gpio_value[n]); gpio_export(gpio_base + n, 0); } return 0; } static struct pca953x_platform_data mxt_td60_pca9557_pdata = { .gpio_base = 240, /* place PCA9557 after all MX27 gpio pins */ .invert = 0, /* Do not invert */ .setup = mxt_td60_pca9557_setup, }; static struct i2c_board_info mxt_td60_i2c_devices[] = { { I2C_BOARD_INFO("pca9557", 0x18), .platform_data = &mxt_td60_pca9557_pdata, }, }; static struct imxi2c_platform_data mxt_td60_i2c2_data = { .bitrate = 100000, }; static struct i2c_board_info mxt_td60_i2c2_devices[] = { }; static struct imx_fb_videomode mxt_td60_modes[] = { { .mode = { .name = "Chimei LW700AT9003", .refresh = 60, .xres = 800, .yres = 480, .pixclock = 30303, .hsync_len = 64, .left_margin = 0x67, .right_margin = 0x68, .vsync_len = 16, .upper_margin = 0x0f, .lower_margin = 0x0f, }, .bpp = 16, .pcr = 0xFA208B83, }, }; static struct imx_fb_platform_data mxt_td60_fb_data = { .mode = mxt_td60_modes, .num_modes = ARRAY_SIZE(mxt_td60_modes), /* * - HSYNC active high * - VSYNC active high * - clk notenabled while idle * - clock inverted * - data not inverted * - data enable low active * - enable sharp mode */ .pwmr = 0x00A903FF, .lscr1 = 0x00120300, .dmacr = 0x00020010, }; static int mxt_td60_sdhc1_init(struct device *dev, irq_handler_t detect_irq, void *data) { return request_irq(IRQ_GPIOF(8), detect_irq, IRQF_TRIGGER_FALLING, "sdhc1-card-detect", data); } static void mxt_td60_sdhc1_exit(struct device *dev, void *data) { free_irq(IRQ_GPIOF(8), data); } static struct imxmmc_platform_data sdhc1_pdata = { .init = mxt_td60_sdhc1_init, .exit = mxt_td60_sdhc1_exit, }; static struct platform_device *platform_devices[] __initdata = { &mxc_fec_device, }; static struct imxuart_platform_data uart_pdata[] = { { .flags = IMXUART_HAVE_RTSCTS, }, { .flags = IMXUART_HAVE_RTSCTS, }, { .flags = IMXUART_HAVE_RTSCTS, }, }; static void __init mxt_td60_board_init(void) { mxc_gpio_setup_multiple_pins(mxt_td60_pins, ARRAY_SIZE(mxt_td60_pins), "MXT_TD60"); mxc_register_device(&imx2x_uart_device0, &uart_pdata[0]); mxc_register_device(&imx2x_uart_device1, &uart_pdata[1]); mxc_register_device(&imx2x_uart_device2, &uart_pdata[2]); mxc_register_device(&imx27_nand_device, &mxt_td60_nand_board_info); i2c_register_board_info(0, mxt_td60_i2c_devices, ARRAY_SIZE(mxt_td60_i2c_devices)); i2c_register_board_info(1, mxt_td60_i2c2_devices, ARRAY_SIZE(mxt_td60_i2c2_devices)); mxc_register_device(&mxc_i2c_device0, &mxt_td60_i2c_data); mxc_register_device(&mxc_i2c_device1, &mxt_td60_i2c2_data); mxc_register_device(&mxc_fb_device, &mxt_td60_fb_data); mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata); platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); } static void __init mxt_td60_timer_init(void) { mx27_clocks_init(26000000); } static struct sys_timer mxt_td60_timer = { .init = mxt_td60_timer_init, }; MACHINE_START(MXT_TD60, "Maxtrack i-MXT TD60") /* maintainer: Maxtrack Industrial */ .phys_io = MX27_AIPI_BASE_ADDR, .io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, .boot_params = MX27_PHYS_OFFSET + 0x100, .map_io = mx27_map_io, .init_irq = mx27_init_irq, .init_machine = mxt_td60_board_init, .timer = &mxt_td60_timer, MACHINE_END