diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-tnetv107x-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-tnetv107x-evm.c | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/arch/arm/mach-davinci/board-tnetv107x-evm.c b/arch/arm/mach-davinci/board-tnetv107x-evm.c deleted file mode 100644 index 78ea395d2ac..00000000000 --- a/arch/arm/mach-davinci/board-tnetv107x-evm.c +++ /dev/null @@ -1,287 +0,0 @@ -/* - * Texas Instruments TNETV107X EVM Board Support - * - * Copyright (C) 2010 Texas Instruments - * - * 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 version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/console.h> -#include <linux/dma-mapping.h> -#include <linux/interrupt.h> -#include <linux/gpio.h> -#include <linux/delay.h> -#include <linux/platform_device.h> -#include <linux/ratelimit.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/input.h> -#include <linux/input/matrix_keypad.h> -#include <linux/spi/spi.h> -#include <linux/platform_data/edma.h> - -#include <asm/mach/arch.h> -#include <asm/mach-types.h> - -#include <mach/irqs.h> -#include <mach/mux.h> -#include <mach/cp_intc.h> -#include <mach/tnetv107x.h> - -#define EVM_MMC_WP_GPIO 21 -#define EVM_MMC_CD_GPIO 24 -#define EVM_SPI_CS_GPIO 54 - -static int initialize_gpio(int gpio, char *desc) -{ - int ret; - - ret = gpio_request(gpio, desc); - if (ret < 0) { - pr_err_ratelimited("cannot open %s gpio\n", desc); - return -ENOSYS; - } - gpio_direction_input(gpio); - return gpio; -} - -static int mmc_get_cd(int index) -{ - static int gpio; - - if (!gpio) - gpio = initialize_gpio(EVM_MMC_CD_GPIO, "mmc card detect"); - - if (gpio < 0) - return gpio; - - return gpio_get_value(gpio) ? 0 : 1; -} - -static int mmc_get_ro(int index) -{ - static int gpio; - - if (!gpio) - gpio = initialize_gpio(EVM_MMC_WP_GPIO, "mmc write protect"); - - if (gpio < 0) - return gpio; - - return gpio_get_value(gpio) ? 1 : 0; -} - -static struct davinci_mmc_config mmc_config = { - .get_cd = mmc_get_cd, - .get_ro = mmc_get_ro, - .wires = 4, - .max_freq = 50000000, - .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, -}; - -static const short sdio1_pins[] __initconst = { - TNETV107X_SDIO1_CLK_1, TNETV107X_SDIO1_CMD_1, - TNETV107X_SDIO1_DATA0_1, TNETV107X_SDIO1_DATA1_1, - TNETV107X_SDIO1_DATA2_1, TNETV107X_SDIO1_DATA3_1, - TNETV107X_GPIO21, TNETV107X_GPIO24, - -1 -}; - -static const short uart1_pins[] __initconst = { - TNETV107X_UART1_RD, TNETV107X_UART1_TD, - -1 -}; - -static const short ssp_pins[] __initconst = { - TNETV107X_SSP0_0, TNETV107X_SSP0_1, TNETV107X_SSP0_2, - TNETV107X_SSP1_0, TNETV107X_SSP1_1, TNETV107X_SSP1_2, - TNETV107X_SSP1_3, -1 -}; - -static struct mtd_partition nand_partitions[] = { - /* bootloader (U-Boot, etc) in first 12 sectors */ - { - .name = "bootloader", - .offset = 0, - .size = (12*SZ_128K), - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_NXTBLK, - .size = SZ_4M, - .mask_flags = 0, - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_NXTBLK, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0, - } -}; - -static struct davinci_nand_pdata nand_config = { - .mask_cle = 0x4000, - .mask_ale = 0x2000, - .parts = nand_partitions, - .nr_parts = ARRAY_SIZE(nand_partitions), - .ecc_mode = NAND_ECC_HW, - .bbt_options = NAND_BBT_USE_FLASH, - .ecc_bits = 1, -}; - -static struct davinci_uart_config serial_config __initconst = { - .enabled_uarts = BIT(1), -}; - -static const uint32_t keymap[] = { - KEY(0, 0, KEY_NUMERIC_1), - KEY(0, 1, KEY_NUMERIC_2), - KEY(0, 2, KEY_NUMERIC_3), - KEY(0, 3, KEY_FN_F1), - KEY(0, 4, KEY_MENU), - - KEY(1, 0, KEY_NUMERIC_4), - KEY(1, 1, KEY_NUMERIC_5), - KEY(1, 2, KEY_NUMERIC_6), - KEY(1, 3, KEY_UP), - KEY(1, 4, KEY_FN_F2), - - KEY(2, 0, KEY_NUMERIC_7), - KEY(2, 1, KEY_NUMERIC_8), - KEY(2, 2, KEY_NUMERIC_9), - KEY(2, 3, KEY_LEFT), - KEY(2, 4, KEY_ENTER), - - KEY(3, 0, KEY_NUMERIC_STAR), - KEY(3, 1, KEY_NUMERIC_0), - KEY(3, 2, KEY_NUMERIC_POUND), - KEY(3, 3, KEY_DOWN), - KEY(3, 4, KEY_RIGHT), - - KEY(4, 0, KEY_FN_F3), - KEY(4, 1, KEY_FN_F4), - KEY(4, 2, KEY_MUTE), - KEY(4, 3, KEY_HOME), - KEY(4, 4, KEY_BACK), - - KEY(5, 0, KEY_VOLUMEDOWN), - KEY(5, 1, KEY_VOLUMEUP), - KEY(5, 2, KEY_F1), - KEY(5, 3, KEY_F2), - KEY(5, 4, KEY_F3), -}; - -static const struct matrix_keymap_data keymap_data = { - .keymap = keymap, - .keymap_size = ARRAY_SIZE(keymap), -}; - -static struct matrix_keypad_platform_data keypad_config = { - .keymap_data = &keymap_data, - .num_row_gpios = 6, - .num_col_gpios = 5, - .debounce_ms = 0, /* minimum */ - .active_low = 0, /* pull up realization */ - .no_autorepeat = 0, -}; - -static void spi_select_device(int cs) -{ - static int gpio; - - if (!gpio) { - int ret; - ret = gpio_request(EVM_SPI_CS_GPIO, "spi chipsel"); - if (ret < 0) { - pr_err("cannot open spi chipsel gpio\n"); - gpio = -ENOSYS; - return; - } else { - gpio = EVM_SPI_CS_GPIO; - gpio_direction_output(gpio, 0); - } - } - - if (gpio < 0) - return; - - return gpio_set_value(gpio, cs ? 1 : 0); -} - -static struct ti_ssp_spi_data spi_master_data = { - .num_cs = 2, - .select = spi_select_device, - .iosel = SSP_PIN_SEL(0, SSP_CLOCK) | SSP_PIN_SEL(1, SSP_DATA) | - SSP_PIN_SEL(2, SSP_CHIPSEL) | SSP_PIN_SEL(3, SSP_IN) | - SSP_INPUT_SEL(3), -}; - -static struct ti_ssp_data ssp_config = { - .out_clock = 250 * 1000, - .dev_data = { - [1] = { - .dev_name = "ti-ssp-spi", - .pdata = &spi_master_data, - .pdata_size = sizeof(spi_master_data), - }, - }, -}; - -static struct tnetv107x_device_info evm_device_info __initconst = { - .serial_config = &serial_config, - .mmc_config[1] = &mmc_config, /* controller 1 */ - .nand_config[0] = &nand_config, /* chip select 0 */ - .keypad_config = &keypad_config, - .ssp_config = &ssp_config, -}; - -static struct spi_board_info spi_info[] __initconst = { -}; - -static __init void tnetv107x_evm_board_init(void) -{ - davinci_cfg_reg_list(sdio1_pins); - davinci_cfg_reg_list(uart1_pins); - davinci_cfg_reg_list(ssp_pins); - - tnetv107x_devices_init(&evm_device_info); - - spi_register_board_info(spi_info, ARRAY_SIZE(spi_info)); -} - -#ifdef CONFIG_SERIAL_8250_CONSOLE -static int __init tnetv107x_evm_console_init(void) -{ - return add_preferred_console("ttyS", 0, "115200"); -} -console_initcall(tnetv107x_evm_console_init); -#endif - -MACHINE_START(TNETV107X, "TNETV107X EVM") - .atag_offset = 0x100, - .map_io = tnetv107x_init, - .init_irq = cp_intc_init, - .init_time = davinci_timer_init, - .init_machine = tnetv107x_evm_board_init, - .init_late = davinci_init_late, - .dma_zone_size = SZ_128M, - .restart = tnetv107x_restart, -MACHINE_END |