2009-06-26 22:36:58 +08:00
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/*
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* Board-specific setup code for the AT91SAM9M10G45 Evaluation Kit family
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*
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* Covers: * AT91SAM9G45-EKES board
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* * AT91SAM9M10G45-EK board
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*
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* Copyright (C) 2009 Atmel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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*/
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#include <linux/types.h>
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2011-07-26 17:53:52 +08:00
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#include <linux/gpio.h>
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2009-06-26 22:36:58 +08:00
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#include <linux/init.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/spi/spi.h>
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#include <linux/fb.h>
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#include <linux/gpio_keys.h>
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#include <linux/input.h>
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#include <linux/leds.h>
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2010-10-23 00:27:48 +08:00
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#include <linux/atmel-mci.h>
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2011-10-22 15:17:40 +08:00
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#include <linux/delay.h>
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2009-06-26 22:36:58 +08:00
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2010-10-23 00:27:48 +08:00
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#include <mach/hardware.h>
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2009-06-26 22:36:58 +08:00
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#include <video/atmel_lcdc.h>
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2011-10-22 15:17:40 +08:00
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#include <media/soc_camera.h>
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#include <media/atmel-isi.h>
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2009-06-26 22:36:58 +08:00
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <asm/irq.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <mach/board.h>
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#include <mach/at91sam9_smc.h>
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#include <mach/at91_shdwc.h>
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2011-04-14 00:34:03 +08:00
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#include <mach/system_rev.h>
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2009-06-26 22:36:58 +08:00
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#include "sam9_smc.h"
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#include "generic.h"
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2011-04-28 20:19:32 +08:00
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static void __init ek_init_early(void)
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2009-06-26 22:36:58 +08:00
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{
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/* Initialize processor: 12.000 MHz crystal */
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2011-04-23 15:28:34 +08:00
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at91_initialize(12000000);
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2009-06-26 22:36:58 +08:00
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/* DGBU on ttyS0. (Rx & Tx only) */
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at91_register_uart(0, 0, 0);
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/* USART0 not connected on the -EK board */
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/* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
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at91_register_uart(AT91SAM9G45_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
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/* set serial console to ttyS0 (ie, DBGU) */
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at91_set_serial_console(0);
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}
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/*
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* USB HS Host port (common to OHCI & EHCI)
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*/
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static struct at91_usbh_data __initdata ek_usbh_hs_data = {
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.ports = 2,
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.vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
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2011-11-25 01:51:06 +08:00
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.overcurrent_pin= {-EINVAL, -EINVAL},
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2009-06-26 22:36:58 +08:00
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};
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/*
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* USB HS Device port
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*/
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static struct usba_platform_data __initdata ek_usba_udc_data = {
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.vbus_pin = AT91_PIN_PB19,
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};
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/*
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* SPI devices.
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*/
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static struct spi_board_info ek_spi_devices[] = {
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{ /* DataFlash chip */
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.modalias = "mtd_dataflash",
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.chip_select = 0,
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.max_speed_hz = 15 * 1000 * 1000,
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.bus_num = 0,
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},
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};
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2010-10-23 00:27:48 +08:00
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/*
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* MCI (SD/MMC)
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*/
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static struct mci_platform_data __initdata mci0_data = {
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.slot[0] = {
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.bus_width = 4,
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.detect_pin = AT91_PIN_PD10,
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2011-11-25 01:51:06 +08:00
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.wp_pin = -EINVAL,
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2010-10-23 00:27:48 +08:00
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},
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};
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static struct mci_platform_data __initdata mci1_data = {
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.slot[0] = {
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.bus_width = 4,
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.detect_pin = AT91_PIN_PD11,
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.wp_pin = AT91_PIN_PD29,
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},
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};
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2009-06-26 22:36:58 +08:00
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/*
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* MACB Ethernet device
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*/
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2011-03-09 04:17:06 +08:00
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static struct macb_platform_data __initdata ek_macb_data = {
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2009-06-26 22:36:58 +08:00
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.phy_irq_pin = AT91_PIN_PD5,
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.is_rmii = 1,
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};
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/*
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* NAND flash
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*/
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static struct mtd_partition __initdata ek_nand_partition[] = {
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{
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.name = "Partition 1",
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.offset = 0,
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.size = SZ_64M,
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},
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{
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.name = "Partition 2",
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.offset = MTDPART_OFS_NXTBLK,
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.size = MTDPART_SIZ_FULL,
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},
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};
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/* det_pin is not connected */
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static struct atmel_nand_data __initdata ek_nand_data = {
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.ale = 21,
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.cle = 22,
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.rdy_pin = AT91_PIN_PC8,
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.enable_pin = AT91_PIN_PC14,
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2011-11-25 01:51:06 +08:00
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.det_pin = -EINVAL,
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2011-12-29 14:43:24 +08:00
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.ecc_mode = NAND_ECC_SOFT,
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2011-05-29 21:49:22 +08:00
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.parts = ek_nand_partition,
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.num_parts = ARRAY_SIZE(ek_nand_partition),
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2009-06-26 22:36:58 +08:00
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};
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static struct sam9_smc_config __initdata ek_nand_smc_config = {
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.ncs_read_setup = 0,
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.nrd_setup = 2,
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.ncs_write_setup = 0,
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.nwe_setup = 2,
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.ncs_read_pulse = 4,
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.nrd_pulse = 4,
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.ncs_write_pulse = 4,
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.nwe_pulse = 4,
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.read_cycle = 7,
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.write_cycle = 7,
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.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
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.tdf_cycles = 3,
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};
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static void __init ek_add_device_nand(void)
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{
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2011-07-01 18:25:24 +08:00
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ek_nand_data.bus_width_16 = board_have_nand_16bit();
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2009-06-26 22:36:58 +08:00
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/* setup bus-width (8 or 16) */
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if (ek_nand_data.bus_width_16)
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ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
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else
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ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
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/* configure chip-select 3 (NAND) */
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2011-10-14 01:37:09 +08:00
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sam9_smc_configure(0, 3, &ek_nand_smc_config);
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2009-06-26 22:36:58 +08:00
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at91_add_device_nand(&ek_nand_data);
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}
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2011-10-22 15:17:40 +08:00
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/*
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* ISI
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*/
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static struct isi_platform_data __initdata isi_data = {
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.frate = ISI_CFG1_FRATE_CAPTURE_ALL,
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/* to use codec and preview path simultaneously */
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.full_mode = 1,
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.data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10,
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/* ISI_MCK is provided by programmable clock or external clock */
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.mck_hz = 25000000,
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};
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/*
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* soc-camera OV2640
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*/
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#if defined(CONFIG_SOC_CAMERA_OV2640) || \
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defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
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static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link)
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{
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/* ISI board for ek using default 8-bits connection */
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return SOCAM_DATAWIDTH_8;
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}
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static int i2c_camera_power(struct device *dev, int on)
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{
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/* enable or disable the camera */
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pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE");
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at91_set_gpio_output(AT91_PIN_PD13, !on);
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if (!on)
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goto out;
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/* If enabled, give a reset impulse */
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at91_set_gpio_output(AT91_PIN_PD12, 0);
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msleep(20);
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at91_set_gpio_output(AT91_PIN_PD12, 1);
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msleep(100);
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out:
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return 0;
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}
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static struct i2c_board_info i2c_camera = {
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I2C_BOARD_INFO("ov2640", 0x30),
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};
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static struct soc_camera_link iclink_ov2640 = {
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.bus_id = 0,
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.board_info = &i2c_camera,
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.i2c_adapter_id = 0,
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.power = i2c_camera_power,
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.query_bus_param = isi_camera_query_bus_param,
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};
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static struct platform_device isi_ov2640 = {
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.name = "soc-camera-pdrv",
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.id = 0,
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.dev = {
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.platform_data = &iclink_ov2640,
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},
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};
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#endif
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2009-06-26 22:36:58 +08:00
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/*
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* LCD Controller
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*/
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#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
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static struct fb_videomode at91_tft_vga_modes[] = {
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{
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.name = "LG",
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.refresh = 60,
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.xres = 480, .yres = 272,
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.pixclock = KHZ2PICOS(9000),
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.left_margin = 1, .right_margin = 1,
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.upper_margin = 40, .lower_margin = 1,
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.hsync_len = 45, .vsync_len = 1,
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.sync = 0,
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.vmode = FB_VMODE_NONINTERLACED,
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},
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};
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static struct fb_monspecs at91fb_default_monspecs = {
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.manufacturer = "LG",
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.monitor = "LB043WQ1",
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.modedb = at91_tft_vga_modes,
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.modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
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.hfmin = 15000,
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.hfmax = 17640,
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.vfmin = 57,
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.vfmax = 67,
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};
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#define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
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| ATMEL_LCDC_DISTYPE_TFT \
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| ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
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/* Driver datas */
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static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
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.lcdcon_is_backlight = true,
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.default_bpp = 32,
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.default_dmacon = ATMEL_LCDC_DMAEN,
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.default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
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.default_monspecs = &at91fb_default_monspecs,
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.guard_time = 9,
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.lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
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};
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#else
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static struct atmel_lcdfb_info __initdata ek_lcdc_data;
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#endif
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2009-11-20 01:32:52 +08:00
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/*
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* Touchscreen
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*/
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static struct at91_tsadcc_data ek_tsadcc_data = {
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.adc_clock = 300000,
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.pendet_debounce = 0x0d,
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.ts_sample_hold_time = 0x0a,
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};
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2009-06-26 22:36:58 +08:00
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/*
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* GPIO Buttons
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*/
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#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
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static struct gpio_keys_button ek_buttons[] = {
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{ /* BP1, "leftclic" */
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.code = BTN_LEFT,
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.gpio = AT91_PIN_PB6,
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.active_low = 1,
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.desc = "left_click",
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.wakeup = 1,
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},
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{ /* BP2, "rightclic" */
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.code = BTN_RIGHT,
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.gpio = AT91_PIN_PB7,
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.active_low = 1,
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.desc = "right_click",
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.wakeup = 1,
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},
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/* BP3, "joystick" */
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{
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.code = KEY_LEFT,
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.gpio = AT91_PIN_PB14,
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.active_low = 1,
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.desc = "Joystick Left",
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},
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{
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.code = KEY_RIGHT,
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.gpio = AT91_PIN_PB15,
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.active_low = 1,
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.desc = "Joystick Right",
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},
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{
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.code = KEY_UP,
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.gpio = AT91_PIN_PB16,
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.active_low = 1,
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.desc = "Joystick Up",
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},
|
|
|
|
{
|
|
|
|
.code = KEY_DOWN,
|
|
|
|
.gpio = AT91_PIN_PB17,
|
|
|
|
.active_low = 1,
|
|
|
|
.desc = "Joystick Down",
|
|
|
|
},
|
|
|
|
{
|
|
|
|
.code = KEY_ENTER,
|
|
|
|
.gpio = AT91_PIN_PB18,
|
|
|
|
.active_low = 1,
|
|
|
|
.desc = "Joystick Press",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct gpio_keys_platform_data ek_button_data = {
|
|
|
|
.buttons = ek_buttons,
|
|
|
|
.nbuttons = ARRAY_SIZE(ek_buttons),
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct platform_device ek_button_device = {
|
|
|
|
.name = "gpio-keys",
|
|
|
|
.id = -1,
|
|
|
|
.num_resources = 0,
|
|
|
|
.dev = {
|
|
|
|
.platform_data = &ek_button_data,
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init ek_add_device_buttons(void)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
|
|
|
|
at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
|
|
|
|
at91_set_deglitch(ek_buttons[i].gpio, 1);
|
|
|
|
}
|
|
|
|
|
|
|
|
platform_device_register(&ek_button_device);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static void __init ek_add_device_buttons(void) {}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
2009-09-18 23:14:22 +08:00
|
|
|
/*
|
|
|
|
* AC97
|
|
|
|
* reset_pin is not connected: NRST
|
|
|
|
*/
|
|
|
|
static struct ac97c_platform_data ek_ac97_data = {
|
2011-11-25 01:51:06 +08:00
|
|
|
.reset_pin = -EINVAL,
|
2009-09-18 23:14:22 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
|
2009-06-26 22:36:58 +08:00
|
|
|
/*
|
|
|
|
* LEDs ... these could all be PWM-driven, for variable brightness
|
|
|
|
*/
|
|
|
|
static struct gpio_led ek_leds[] = {
|
|
|
|
{ /* "top" led, red, powerled */
|
|
|
|
.name = "d8",
|
|
|
|
.gpio = AT91_PIN_PD30,
|
|
|
|
.default_trigger = "heartbeat",
|
|
|
|
},
|
|
|
|
{ /* "left" led, green, userled2, pwm3 */
|
|
|
|
.name = "d6",
|
|
|
|
.gpio = AT91_PIN_PD0,
|
|
|
|
.active_low = 1,
|
|
|
|
.default_trigger = "nand-disk",
|
|
|
|
},
|
|
|
|
#if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
|
|
|
|
{ /* "right" led, green, userled1, pwm1 */
|
|
|
|
.name = "d7",
|
|
|
|
.gpio = AT91_PIN_PD31,
|
|
|
|
.active_low = 1,
|
|
|
|
.default_trigger = "mmc0",
|
|
|
|
},
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* PWM Leds
|
|
|
|
*/
|
|
|
|
static struct gpio_led ek_pwm_led[] = {
|
|
|
|
#if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
|
|
|
|
{ /* "right" led, green, userled1, pwm1 */
|
|
|
|
.name = "d7",
|
|
|
|
.gpio = 1, /* is PWM channel number */
|
|
|
|
.active_low = 1,
|
|
|
|
.default_trigger = "none",
|
|
|
|
},
|
|
|
|
#endif
|
|
|
|
};
|
|
|
|
|
2011-10-22 15:17:40 +08:00
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
|
|
#if defined(CONFIG_SOC_CAMERA_OV2640) || \
|
|
|
|
defined(CONFIG_SOC_CAMERA_OV2640_MODULE)
|
|
|
|
&isi_ov2640,
|
|
|
|
#endif
|
|
|
|
};
|
2009-06-26 22:36:58 +08:00
|
|
|
|
|
|
|
static void __init ek_board_init(void)
|
|
|
|
{
|
|
|
|
/* Serial */
|
|
|
|
at91_add_device_serial();
|
|
|
|
/* USB HS Host */
|
|
|
|
at91_add_device_usbh_ohci(&ek_usbh_hs_data);
|
2009-09-25 19:11:32 +08:00
|
|
|
at91_add_device_usbh_ehci(&ek_usbh_hs_data);
|
2009-06-26 22:36:58 +08:00
|
|
|
/* USB HS Device */
|
|
|
|
at91_add_device_usba(&ek_usba_udc_data);
|
|
|
|
/* SPI */
|
|
|
|
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
|
2010-10-23 00:27:48 +08:00
|
|
|
/* MMC */
|
|
|
|
at91_add_device_mci(0, &mci0_data);
|
|
|
|
at91_add_device_mci(1, &mci1_data);
|
2009-06-26 22:36:58 +08:00
|
|
|
/* Ethernet */
|
|
|
|
at91_add_device_eth(&ek_macb_data);
|
|
|
|
/* NAND */
|
|
|
|
ek_add_device_nand();
|
|
|
|
/* I2C */
|
|
|
|
at91_add_device_i2c(0, NULL, 0);
|
2011-10-22 15:17:40 +08:00
|
|
|
/* ISI, using programmable clock as ISI_MCK */
|
|
|
|
at91_add_device_isi(&isi_data, true);
|
2009-06-26 22:36:58 +08:00
|
|
|
/* LCD Controller */
|
|
|
|
at91_add_device_lcdc(&ek_lcdc_data);
|
2009-11-20 01:32:52 +08:00
|
|
|
/* Touch Screen */
|
|
|
|
at91_add_device_tsadcc(&ek_tsadcc_data);
|
2009-06-26 22:36:58 +08:00
|
|
|
/* Push Buttons */
|
|
|
|
ek_add_device_buttons();
|
2009-09-18 23:14:22 +08:00
|
|
|
/* AC97 */
|
|
|
|
at91_add_device_ac97(&ek_ac97_data);
|
2009-06-26 22:36:58 +08:00
|
|
|
/* LEDs */
|
|
|
|
at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
|
|
|
|
at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
|
2011-10-22 15:17:40 +08:00
|
|
|
/* Other platform devices */
|
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
2009-06-26 22:36:58 +08:00
|
|
|
}
|
|
|
|
|
2010-09-22 13:55:59 +08:00
|
|
|
MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")
|
2009-06-26 22:36:58 +08:00
|
|
|
/* Maintainer: Atmel */
|
|
|
|
.timer = &at91sam926x_timer,
|
2011-04-23 15:28:34 +08:00
|
|
|
.map_io = at91_map_io,
|
2011-04-28 20:19:32 +08:00
|
|
|
.init_early = ek_init_early,
|
2011-04-23 15:28:34 +08:00
|
|
|
.init_irq = at91_init_irq_default,
|
2009-06-26 22:36:58 +08:00
|
|
|
.init_machine = ek_board_init,
|
|
|
|
MACHINE_END
|