2007-07-18 18:31:46 +08:00
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/*
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2008-06-16 15:16:46 +08:00
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* Support for CompuLab EM-X270 platform
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2007-07-18 18:31:46 +08:00
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*
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2008-06-16 15:16:46 +08:00
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* Copyright (C) 2007, 2008 CompuLab, Ltd.
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2007-07-18 18:31:46 +08:00
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* Author: Mike Rapoport <mike@compulab.co.il>
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/dm9000.h>
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#include <linux/rtc-v3020.h>
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#include <linux/mtd/nand.h>
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#include <linux/mtd/partitions.h>
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2008-12-03 15:38:10 +08:00
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#include <linux/mtd/physmap.h>
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2008-06-16 15:16:46 +08:00
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#include <linux/input.h>
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#include <linux/gpio_keys.h>
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#include <linux/gpio.h>
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2008-12-03 15:38:10 +08:00
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#include <linux/mfd/da903x.h>
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#include <linux/regulator/machine.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/tdo24m.h>
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#include <media/soc_camera.h>
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2007-07-18 18:31:46 +08:00
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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2008-08-05 23:14:15 +08:00
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#include <mach/mfp-pxa27x.h>
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#include <mach/pxa-regs.h>
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#include <mach/pxa27x-udc.h>
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#include <mach/audio.h>
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#include <mach/pxafb.h>
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#include <mach/ohci.h>
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#include <mach/mmc.h>
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#include <mach/pxa27x_keypad.h>
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2008-12-03 15:38:10 +08:00
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#include <mach/i2c.h>
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#include <mach/camera.h>
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#include <mach/pxa2xx_spi.h>
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2007-07-18 18:31:46 +08:00
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#include "generic.h"
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2009-02-02 14:57:51 +08:00
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#include "devices.h"
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2007-07-18 18:31:46 +08:00
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/* GPIO IRQ usage */
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2008-06-16 15:16:46 +08:00
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#define GPIO41_ETHIRQ (41)
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#define GPIO13_MMC_CD (13)
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#define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
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/* NAND control GPIOs */
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#define GPIO11_NAND_CS (11)
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#define GPIO56_NAND_RB (56)
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2008-12-03 15:38:10 +08:00
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/* Miscelaneous GPIOs */
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#define GPIO93_CAM_RESET (93)
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2009-02-02 14:57:51 +08:00
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#define GPIO95_MMC_WP (95)
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2008-12-03 15:38:10 +08:00
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2008-06-16 15:16:46 +08:00
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static unsigned long em_x270_pin_config[] = {
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/* AC'97 */
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GPIO28_AC97_BITCLK,
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GPIO29_AC97_SDATA_IN_0,
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GPIO30_AC97_SDATA_OUT,
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GPIO31_AC97_SYNC,
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GPIO98_AC97_SYSCLK,
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GPIO113_AC97_nRESET,
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/* BTUART */
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GPIO42_BTUART_RXD,
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GPIO43_BTUART_TXD,
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GPIO44_BTUART_CTS,
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GPIO45_BTUART_RTS,
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/* STUART */
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GPIO46_STUART_RXD,
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GPIO47_STUART_TXD,
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/* MCI controller */
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GPIO32_MMC_CLK,
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GPIO112_MMC_CMD,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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/* LCD */
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GPIO58_LCD_LDD_0,
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GPIO59_LCD_LDD_1,
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GPIO60_LCD_LDD_2,
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GPIO61_LCD_LDD_3,
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GPIO62_LCD_LDD_4,
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GPIO63_LCD_LDD_5,
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GPIO64_LCD_LDD_6,
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GPIO65_LCD_LDD_7,
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GPIO66_LCD_LDD_8,
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GPIO67_LCD_LDD_9,
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GPIO68_LCD_LDD_10,
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GPIO69_LCD_LDD_11,
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GPIO70_LCD_LDD_12,
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GPIO71_LCD_LDD_13,
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GPIO72_LCD_LDD_14,
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GPIO73_LCD_LDD_15,
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GPIO74_LCD_FCLK,
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GPIO75_LCD_LCLK,
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GPIO76_LCD_PCLK,
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GPIO77_LCD_BIAS,
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/* QCI */
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GPIO84_CIF_FV,
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GPIO25_CIF_LV,
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GPIO53_CIF_MCLK,
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GPIO54_CIF_PCLK,
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GPIO81_CIF_DD_0,
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GPIO55_CIF_DD_1,
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GPIO51_CIF_DD_2,
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GPIO50_CIF_DD_3,
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GPIO52_CIF_DD_4,
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GPIO48_CIF_DD_5,
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GPIO17_CIF_DD_6,
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GPIO12_CIF_DD_7,
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/* I2C */
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GPIO117_I2C_SCL,
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GPIO118_I2C_SDA,
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/* Keypad */
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GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
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GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
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GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
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GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
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GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
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GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
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GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
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GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
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GPIO103_KP_MKOUT_0,
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GPIO104_KP_MKOUT_1,
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GPIO105_KP_MKOUT_2,
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GPIO106_KP_MKOUT_3,
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GPIO107_KP_MKOUT_4,
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GPIO108_KP_MKOUT_5,
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GPIO96_KP_MKOUT_6,
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GPIO22_KP_MKOUT_7,
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/* SSP1 */
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GPIO26_SSP1_RXD,
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GPIO23_SSP1_SCLK,
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GPIO24_SSP1_SFRM,
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GPIO57_SSP1_TXD,
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/* SSP2 */
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GPIO19_SSP2_SCLK,
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GPIO14_SSP2_SFRM,
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GPIO89_SSP2_TXD,
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GPIO88_SSP2_RXD,
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/* SDRAM and local bus */
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GPIO15_nCS_1,
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GPIO78_nCS_2,
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GPIO79_nCS_3,
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GPIO80_nCS_4,
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GPIO49_nPWE,
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GPIO18_RDY,
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/* GPIO */
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2009-02-02 14:57:51 +08:00
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GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */
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GPIO95_GPIO, /* MMC Write protect */
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2008-06-16 15:16:46 +08:00
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/* power controls */
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GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
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2008-12-03 15:38:10 +08:00
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GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
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2008-06-16 15:16:46 +08:00
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GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
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/* NAND controls */
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GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
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GPIO56_GPIO, /* NAND Ready/Busy */
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/* interrupts */
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GPIO13_GPIO, /* MMC card detect */
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GPIO41_GPIO, /* DM9000 interrupt */
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};
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2007-07-18 18:31:46 +08:00
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2008-06-16 15:16:46 +08:00
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#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
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static struct resource em_x270_dm9000_resource[] = {
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2007-07-18 18:31:46 +08:00
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[0] = {
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.start = PXA_CS2_PHYS,
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.end = PXA_CS2_PHYS + 3,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = PXA_CS2_PHYS + 8,
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.end = PXA_CS2_PHYS + 8 + 0x3f,
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.flags = IORESOURCE_MEM,
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},
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[2] = {
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.start = EM_X270_ETHIRQ,
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.end = EM_X270_ETHIRQ,
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2008-06-16 15:16:46 +08:00
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.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
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2007-07-18 18:31:46 +08:00
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}
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};
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2008-06-16 15:16:46 +08:00
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static struct dm9000_plat_data em_x270_dm9000_platdata = {
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2007-07-18 18:31:46 +08:00
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.flags = DM9000_PLATF_32BITONLY,
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};
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2008-06-16 15:16:46 +08:00
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static struct platform_device em_x270_dm9000 = {
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2007-07-18 18:31:46 +08:00
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.name = "dm9000",
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.id = 0,
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2008-06-16 15:16:46 +08:00
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.num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
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.resource = em_x270_dm9000_resource,
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2007-07-18 18:31:46 +08:00
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.dev = {
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2008-06-16 15:16:46 +08:00
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.platform_data = &em_x270_dm9000_platdata,
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2007-07-18 18:31:46 +08:00
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}
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};
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2008-06-16 15:16:46 +08:00
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static void __init em_x270_init_dm9000(void)
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{
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platform_device_register(&em_x270_dm9000);
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}
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#else
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static inline void em_x270_init_dm9000(void) {}
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#endif
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2007-07-18 18:31:46 +08:00
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2008-06-16 15:16:46 +08:00
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/* V3020 RTC */
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#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
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2007-07-18 18:31:46 +08:00
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static struct resource em_x270_v3020_resource[] = {
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[0] = {
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.start = PXA_CS4_PHYS,
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.end = PXA_CS4_PHYS + 3,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct v3020_platform_data em_x270_v3020_platdata = {
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.leftshift = 0,
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};
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static struct platform_device em_x270_rtc = {
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.name = "v3020",
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.num_resources = ARRAY_SIZE(em_x270_v3020_resource),
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.resource = em_x270_v3020_resource,
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.id = -1,
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.dev = {
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.platform_data = &em_x270_v3020_platdata,
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}
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};
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2008-06-16 15:16:46 +08:00
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static void __init em_x270_init_rtc(void)
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{
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platform_device_register(&em_x270_rtc);
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}
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#else
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static inline void em_x270_init_rtc(void) {}
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#endif
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2007-07-18 18:31:46 +08:00
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2008-06-16 15:16:46 +08:00
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/* NAND flash */
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#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
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2007-07-18 18:31:46 +08:00
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static inline void nand_cs_on(void)
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{
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2008-06-16 15:16:46 +08:00
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gpio_set_value(GPIO11_NAND_CS, 0);
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2007-07-18 18:31:46 +08:00
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}
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static void nand_cs_off(void)
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{
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dsb();
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2008-06-16 15:16:46 +08:00
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gpio_set_value(GPIO11_NAND_CS, 1);
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2007-07-18 18:31:46 +08:00
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}
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/* hardware specific access to control-lines */
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static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
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unsigned int ctrl)
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{
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struct nand_chip *this = mtd->priv;
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unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
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dsb();
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if (ctrl & NAND_CTRL_CHANGE) {
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if (ctrl & NAND_ALE)
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nandaddr |= (1 << 3);
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else
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nandaddr &= ~(1 << 3);
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if (ctrl & NAND_CLE)
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nandaddr |= (1 << 2);
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else
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nandaddr &= ~(1 << 2);
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if (ctrl & NAND_NCE)
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nand_cs_on();
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else
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nand_cs_off();
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}
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dsb();
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this->IO_ADDR_W = (void __iomem *)nandaddr;
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if (dat != NAND_CMD_NONE)
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writel(dat, this->IO_ADDR_W);
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dsb();
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}
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/* read device ready pin */
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static int em_x270_nand_device_ready(struct mtd_info *mtd)
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{
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dsb();
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2008-06-16 15:16:46 +08:00
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return gpio_get_value(GPIO56_NAND_RB);
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2007-07-18 18:31:46 +08:00
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}
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static struct mtd_partition em_x270_partition_info[] = {
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[0] = {
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.name = "em_x270-0",
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.offset = 0,
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.size = SZ_4M,
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},
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[1] = {
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.name = "em_x270-1",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL
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},
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};
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static const char *em_x270_part_probes[] = { "cmdlinepart", NULL };
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struct platform_nand_data em_x270_nand_platdata = {
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.chip = {
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.nr_chips = 1,
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.chip_offset = 0,
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.nr_partitions = ARRAY_SIZE(em_x270_partition_info),
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.partitions = em_x270_partition_info,
|
|
|
|
.chip_delay = 20,
|
|
|
|
.part_probe_types = em_x270_part_probes,
|
|
|
|
},
|
|
|
|
.ctrl = {
|
|
|
|
.hwcontrol = 0,
|
|
|
|
.dev_ready = em_x270_nand_device_ready,
|
|
|
|
.select_chip = 0,
|
|
|
|
.cmd_ctrl = em_x270_nand_cmd_ctl,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct resource em_x270_nand_resource[] = {
|
|
|
|
[0] = {
|
|
|
|
.start = PXA_CS1_PHYS,
|
|
|
|
.end = PXA_CS1_PHYS + 12,
|
|
|
|
.flags = IORESOURCE_MEM,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct platform_device em_x270_nand = {
|
|
|
|
.name = "gen_nand",
|
|
|
|
.num_resources = ARRAY_SIZE(em_x270_nand_resource),
|
|
|
|
.resource = em_x270_nand_resource,
|
|
|
|
.id = -1,
|
|
|
|
.dev = {
|
|
|
|
.platform_data = &em_x270_nand_platdata,
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static void __init em_x270_init_nand(void)
|
|
|
|
{
|
|
|
|
int err;
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
err = gpio_request(GPIO11_NAND_CS, "NAND CS");
|
|
|
|
if (err) {
|
|
|
|
pr_warning("EM-X270: failed to request NAND CS gpio\n");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpio_direction_output(GPIO11_NAND_CS, 1);
|
|
|
|
|
|
|
|
err = gpio_request(GPIO56_NAND_RB, "NAND R/B");
|
|
|
|
if (err) {
|
|
|
|
pr_warning("EM-X270: failed to request NAND R/B gpio\n");
|
|
|
|
gpio_free(GPIO11_NAND_CS);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpio_direction_input(GPIO56_NAND_RB);
|
|
|
|
|
|
|
|
platform_device_register(&em_x270_nand);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_nand(void) {}
|
|
|
|
#endif
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
|
|
|
|
static struct mtd_partition em_x270_nor_parts[] = {
|
|
|
|
{
|
|
|
|
.name = "Bootloader",
|
|
|
|
.offset = 0x00000000,
|
|
|
|
.size = 0x00050000,
|
|
|
|
.mask_flags = MTD_WRITEABLE /* force read-only */
|
|
|
|
}, {
|
|
|
|
.name = "Environment",
|
|
|
|
.offset = 0x00050000,
|
|
|
|
.size = 0x00010000,
|
|
|
|
}, {
|
|
|
|
.name = "Reserved",
|
|
|
|
.offset = 0x00060000,
|
|
|
|
.size = 0x00050000,
|
|
|
|
.mask_flags = MTD_WRITEABLE /* force read-only */
|
|
|
|
}, {
|
|
|
|
.name = "Splashscreen",
|
|
|
|
.offset = 0x000b0000,
|
|
|
|
.size = 0x00050000,
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct physmap_flash_data em_x270_nor_data[] = {
|
|
|
|
[0] = {
|
|
|
|
.width = 2,
|
|
|
|
.parts = em_x270_nor_parts,
|
|
|
|
.nr_parts = ARRAY_SIZE(em_x270_nor_parts),
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct resource em_x270_nor_flash_resource = {
|
|
|
|
.start = PXA_CS0_PHYS,
|
|
|
|
.end = PXA_CS0_PHYS + SZ_1M - 1,
|
|
|
|
.flags = IORESOURCE_MEM,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct platform_device em_x270_physmap_flash = {
|
|
|
|
.name = "physmap-flash",
|
|
|
|
.id = 0,
|
|
|
|
.num_resources = 1,
|
|
|
|
.resource = &em_x270_nor_flash_resource,
|
|
|
|
.dev = {
|
|
|
|
.platform_data = &em_x270_nor_data,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_nor(void)
|
|
|
|
{
|
|
|
|
platform_device_register(&em_x270_physmap_flash);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_nor(void) {}
|
|
|
|
#endif
|
|
|
|
|
2007-07-18 18:31:46 +08:00
|
|
|
/* PXA27x OHCI controller setup */
|
2008-06-16 15:16:46 +08:00
|
|
|
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
|
2007-07-18 18:31:46 +08:00
|
|
|
static int em_x270_ohci_init(struct device *dev)
|
|
|
|
{
|
|
|
|
/* enable port 2 transiever */
|
|
|
|
UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct pxaohci_platform_data em_x270_ohci_platform_data = {
|
|
|
|
.port_mode = PMM_PERPORT_MODE,
|
2008-09-27 15:49:57 +08:00
|
|
|
.flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
|
2007-07-18 18:31:46 +08:00
|
|
|
.init = em_x270_ohci_init,
|
|
|
|
};
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static void __init em_x270_init_ohci(void)
|
|
|
|
{
|
|
|
|
pxa_set_ohci_info(&em_x270_ohci_platform_data);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_ohci(void) {}
|
|
|
|
#endif
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
/* MCI controller setup */
|
|
|
|
#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
|
2009-02-02 14:57:51 +08:00
|
|
|
static struct regulator *em_x270_sdio_ldo;
|
|
|
|
|
2007-07-18 18:31:46 +08:00
|
|
|
static int em_x270_mci_init(struct device *dev,
|
|
|
|
irq_handler_t em_x270_detect_int,
|
|
|
|
void *data)
|
|
|
|
{
|
2009-02-02 14:57:51 +08:00
|
|
|
int err;
|
|
|
|
|
|
|
|
em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
|
|
|
|
if (IS_ERR(em_x270_sdio_ldo)) {
|
|
|
|
dev_err(dev, "can't request SDIO power supply: %ld\n",
|
|
|
|
PTR_ERR(em_x270_sdio_ldo));
|
|
|
|
return PTR_ERR(em_x270_sdio_ldo);
|
|
|
|
}
|
|
|
|
|
|
|
|
err = request_irq(gpio_to_irq(GPIO13_MMC_CD), em_x270_detect_int,
|
|
|
|
IRQF_DISABLED | IRQF_TRIGGER_RISING |
|
|
|
|
IRQF_TRIGGER_FALLING,
|
2008-06-16 15:16:46 +08:00
|
|
|
"MMC card detect", data);
|
2007-07-18 18:31:46 +08:00
|
|
|
if (err) {
|
2009-02-02 14:57:51 +08:00
|
|
|
dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
|
|
|
|
goto err_irq;
|
|
|
|
}
|
|
|
|
|
|
|
|
err = gpio_request(GPIO95_MMC_WP, "MMC WP");
|
|
|
|
if (err) {
|
|
|
|
dev_err(dev, "can't request MMC write protect: %d\n", err);
|
|
|
|
goto err_gpio_wp;
|
2007-07-18 18:31:46 +08:00
|
|
|
}
|
|
|
|
|
2009-02-02 14:57:51 +08:00
|
|
|
gpio_direction_input(GPIO95_MMC_WP);
|
|
|
|
|
2007-07-18 18:31:46 +08:00
|
|
|
return 0;
|
2009-02-02 14:57:51 +08:00
|
|
|
|
|
|
|
err_gpio_wp:
|
|
|
|
free_irq(gpio_to_irq(GPIO13_MMC_CD), data);
|
|
|
|
err_irq:
|
|
|
|
regulator_put(em_x270_sdio_ldo);
|
|
|
|
|
|
|
|
return err;
|
2007-07-18 18:31:46 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void em_x270_mci_setpower(struct device *dev, unsigned int vdd)
|
|
|
|
{
|
2009-02-02 14:57:51 +08:00
|
|
|
struct pxamci_platform_data* p_d = dev->platform_data;
|
|
|
|
|
|
|
|
if ((1 << vdd) & p_d->ocr_mask) {
|
|
|
|
int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
|
|
|
|
|
|
|
|
regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
|
|
|
|
regulator_enable(em_x270_sdio_ldo);
|
|
|
|
} else {
|
|
|
|
regulator_disable(em_x270_sdio_ldo);
|
|
|
|
}
|
2007-07-18 18:31:46 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static void em_x270_mci_exit(struct device *dev, void *data)
|
|
|
|
{
|
2009-02-02 14:57:51 +08:00
|
|
|
free_irq(gpio_to_irq(GPIO13_MMC_CD), data);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int em_x270_mci_get_ro(struct device *dev)
|
|
|
|
{
|
|
|
|
return gpio_get_value(GPIO95_MMC_WP);
|
2007-07-18 18:31:46 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
static struct pxamci_platform_data em_x270_mci_platform_data = {
|
2009-02-02 14:57:51 +08:00
|
|
|
.ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
|
|
|
|
MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
|
|
|
|
MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
|
|
|
|
MMC_VDD_30_31|MMC_VDD_31_32,
|
2007-07-18 18:31:46 +08:00
|
|
|
.init = em_x270_mci_init,
|
|
|
|
.setpower = em_x270_mci_setpower,
|
2009-02-02 14:57:51 +08:00
|
|
|
.get_ro = em_x270_mci_get_ro,
|
2007-07-18 18:31:46 +08:00
|
|
|
.exit = em_x270_mci_exit,
|
|
|
|
};
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static void __init em_x270_init_mmc(void)
|
|
|
|
{
|
2009-02-02 14:57:51 +08:00
|
|
|
em_x270_mci_platform_data.detect_delay = msecs_to_jiffies(250);
|
2008-06-16 15:16:46 +08:00
|
|
|
pxa_set_mci_info(&em_x270_mci_platform_data);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_mmc(void) {}
|
|
|
|
#endif
|
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
/* LCD */
|
2008-06-16 15:16:46 +08:00
|
|
|
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
|
2008-12-03 15:38:10 +08:00
|
|
|
static struct pxafb_mode_info em_x270_lcd_modes[] = {
|
|
|
|
[0] = {
|
|
|
|
.pixclock = 38250,
|
|
|
|
.bpp = 16,
|
|
|
|
.xres = 480,
|
|
|
|
.yres = 640,
|
|
|
|
.hsync_len = 8,
|
|
|
|
.vsync_len = 2,
|
|
|
|
.left_margin = 8,
|
|
|
|
.upper_margin = 2,
|
|
|
|
.right_margin = 24,
|
|
|
|
.lower_margin = 4,
|
|
|
|
.sync = 0,
|
|
|
|
},
|
|
|
|
[1] = {
|
|
|
|
.pixclock = 153800,
|
|
|
|
.bpp = 16,
|
|
|
|
.xres = 240,
|
|
|
|
.yres = 320,
|
|
|
|
.hsync_len = 8,
|
|
|
|
.vsync_len = 2,
|
|
|
|
.left_margin = 8,
|
|
|
|
.upper_margin = 2,
|
|
|
|
.right_margin = 88,
|
|
|
|
.lower_margin = 2,
|
|
|
|
.sync = 0,
|
|
|
|
},
|
2007-07-18 18:31:46 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static struct pxafb_mach_info em_x270_lcd = {
|
2008-12-03 15:38:10 +08:00
|
|
|
.modes = em_x270_lcd_modes,
|
|
|
|
.num_modes = 2,
|
2008-06-16 15:16:46 +08:00
|
|
|
.lcd_conn = LCD_COLOR_TFT_16BPP,
|
2007-07-18 18:31:46 +08:00
|
|
|
};
|
2008-12-03 15:38:10 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static void __init em_x270_init_lcd(void)
|
2007-07-18 18:31:46 +08:00
|
|
|
{
|
|
|
|
set_pxa_fb_info(&em_x270_lcd);
|
2008-06-16 15:16:46 +08:00
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_lcd(void) {}
|
|
|
|
#endif
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
|
|
|
|
static struct pxa2xx_spi_master em_x270_spi_info = {
|
|
|
|
.num_chipselect = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
|
|
|
|
.rx_threshold = 1,
|
|
|
|
.tx_threshold = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
|
|
|
|
.model = TDO35S,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct spi_board_info em_x270_spi_devices[] __initdata = {
|
|
|
|
{
|
|
|
|
.modalias = "tdo24m",
|
|
|
|
.max_speed_hz = 1000000,
|
|
|
|
.bus_num = 1,
|
|
|
|
.chip_select = 0,
|
|
|
|
.controller_data = &em_x270_tdo24m_chip,
|
|
|
|
.platform_data = &em_x270_tdo24m_pdata,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_spi(void)
|
|
|
|
{
|
|
|
|
pxa2xx_set_spi_info(1, &em_x270_spi_info);
|
|
|
|
spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_spi(void) {}
|
|
|
|
#endif
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
#if defined(CONFIG_SND_PXA2XX_AC97) || defined(CONFIG_SND_PXA2XX_AC97_MODULE)
|
|
|
|
static void __init em_x270_init_ac97(void)
|
|
|
|
{
|
2008-06-10 19:30:05 +08:00
|
|
|
pxa_set_ac97_info(NULL);
|
2008-06-16 15:16:46 +08:00
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_ac97(void) {}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
|
|
|
|
static unsigned int em_x270_matrix_keys[] = {
|
|
|
|
KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
|
|
|
|
KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
|
|
|
|
KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
|
|
|
|
};
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
struct pxa27x_keypad_platform_data em_x270_keypad_info = {
|
|
|
|
/* code map for the matrix keys */
|
|
|
|
.matrix_key_rows = 3,
|
|
|
|
.matrix_key_cols = 3,
|
|
|
|
.matrix_key_map = em_x270_matrix_keys,
|
|
|
|
.matrix_key_map_size = ARRAY_SIZE(em_x270_matrix_keys),
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_keypad(void)
|
|
|
|
{
|
|
|
|
pxa_set_keypad_info(&em_x270_keypad_info);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_keypad(void) {}
|
|
|
|
#endif
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
|
|
|
|
static struct gpio_keys_button gpio_keys_button[] = {
|
|
|
|
[0] = {
|
|
|
|
.desc = "sleep/wakeup",
|
|
|
|
.code = KEY_SUSPEND,
|
|
|
|
.type = EV_PWR,
|
|
|
|
.gpio = 1,
|
|
|
|
.wakeup = 1,
|
|
|
|
},
|
|
|
|
};
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
|
|
|
|
.buttons = gpio_keys_button,
|
|
|
|
.nbuttons = 1,
|
|
|
|
};
|
2007-07-18 18:31:46 +08:00
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static struct platform_device em_x270_gpio_keys = {
|
|
|
|
.name = "gpio-keys",
|
|
|
|
.id = -1,
|
|
|
|
.dev = {
|
|
|
|
.platform_data = &em_x270_gpio_keys_data,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_gpio_keys(void)
|
|
|
|
{
|
|
|
|
platform_device_register(&em_x270_gpio_keys);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_gpio_keys(void) {}
|
|
|
|
#endif
|
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
/* Quick Capture Interface and sensor setup */
|
|
|
|
#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
|
|
|
|
static struct regulator *em_x270_camera_ldo;
|
|
|
|
|
|
|
|
static int em_x270_sensor_init(struct device *dev)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = gpio_request(GPIO93_CAM_RESET, "camera reset");
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
gpio_direction_output(GPIO93_CAM_RESET, 0);
|
|
|
|
|
|
|
|
em_x270_camera_ldo = regulator_get(NULL, "vcc cam");
|
|
|
|
if (em_x270_camera_ldo == NULL) {
|
|
|
|
gpio_free(GPIO93_CAM_RESET);
|
|
|
|
return -ENODEV;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = regulator_enable(em_x270_camera_ldo);
|
|
|
|
if (ret) {
|
|
|
|
regulator_put(em_x270_camera_ldo);
|
|
|
|
gpio_free(GPIO93_CAM_RESET);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpio_set_value(GPIO93_CAM_RESET, 1);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
struct pxacamera_platform_data em_x270_camera_platform_data = {
|
|
|
|
.init = em_x270_sensor_init,
|
|
|
|
.flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
|
|
|
|
PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
|
|
|
|
.mclk_10khz = 2600,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int em_x270_sensor_power(struct device *dev, int on)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
int is_on = regulator_is_enabled(em_x270_camera_ldo);
|
|
|
|
|
|
|
|
if (on == is_on)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
gpio_set_value(GPIO93_CAM_RESET, !on);
|
|
|
|
|
|
|
|
if (on)
|
|
|
|
ret = regulator_enable(em_x270_camera_ldo);
|
|
|
|
else
|
|
|
|
ret = regulator_disable(em_x270_camera_ldo);
|
|
|
|
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
gpio_set_value(GPIO93_CAM_RESET, on);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct soc_camera_link iclink = {
|
|
|
|
.bus_id = 0,
|
|
|
|
.power = em_x270_sensor_power,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct i2c_board_info em_x270_i2c_cam_info[] = {
|
|
|
|
{
|
|
|
|
I2C_BOARD_INFO("mt9m111", 0x48),
|
|
|
|
.platform_data = &iclink,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct i2c_pxa_platform_data em_x270_i2c_info = {
|
|
|
|
.fast_mode = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_camera(void)
|
|
|
|
{
|
|
|
|
pxa_set_i2c_info(&em_x270_i2c_info);
|
|
|
|
i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info));
|
|
|
|
pxa_set_camera_info(&em_x270_camera_platform_data);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
static inline void em_x270_init_camera(void) {}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
/* DA9030 related initializations */
|
|
|
|
static struct regulator_consumer_supply ldo3_consumers[] = {
|
|
|
|
{
|
|
|
|
.dev = NULL,
|
|
|
|
.supply = "vcc gps",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct regulator_consumer_supply ldo5_consumers[] = {
|
|
|
|
{
|
|
|
|
.dev = NULL,
|
|
|
|
.supply = "vcc cam",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
2009-02-02 14:57:51 +08:00
|
|
|
static struct regulator_consumer_supply ldo10_consumers[] = {
|
|
|
|
{
|
|
|
|
.dev = &pxa_device_mci.dev,
|
|
|
|
.supply = "vcc sdio",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
static struct regulator_consumer_supply ldo12_consumers[] = {
|
|
|
|
{
|
|
|
|
.dev = NULL,
|
|
|
|
.supply = "vcc usb",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct regulator_consumer_supply ldo19_consumers[] = {
|
|
|
|
{
|
|
|
|
.dev = NULL,
|
|
|
|
.supply = "vcc gprs",
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct regulator_init_data ldo3_data = {
|
|
|
|
.constraints = {
|
|
|
|
.min_uV = 3200000,
|
|
|
|
.max_uV = 3200000,
|
|
|
|
.state_mem = {
|
|
|
|
.enabled = 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.num_consumer_supplies = ARRAY_SIZE(ldo3_consumers),
|
|
|
|
.consumer_supplies = ldo3_consumers,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct regulator_init_data ldo5_data = {
|
|
|
|
.constraints = {
|
|
|
|
.min_uV = 3000000,
|
|
|
|
.max_uV = 3000000,
|
|
|
|
.state_mem = {
|
|
|
|
.enabled = 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.num_consumer_supplies = ARRAY_SIZE(ldo5_consumers),
|
|
|
|
.consumer_supplies = ldo5_consumers,
|
|
|
|
};
|
|
|
|
|
2009-02-02 14:57:51 +08:00
|
|
|
static struct regulator_init_data ldo10_data = {
|
|
|
|
.constraints = {
|
|
|
|
.min_uV = 2000000,
|
|
|
|
.max_uV = 3200000,
|
|
|
|
.state_mem = {
|
|
|
|
.enabled = 0,
|
|
|
|
},
|
|
|
|
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | REGULATOR_CHANGE_STATUS,
|
|
|
|
},
|
|
|
|
.num_consumer_supplies = ARRAY_SIZE(ldo10_consumers),
|
|
|
|
.consumer_supplies = ldo10_consumers,
|
|
|
|
};
|
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
static struct regulator_init_data ldo12_data = {
|
|
|
|
.constraints = {
|
|
|
|
.min_uV = 3000000,
|
|
|
|
.max_uV = 3000000,
|
|
|
|
.state_mem = {
|
|
|
|
.enabled = 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.num_consumer_supplies = ARRAY_SIZE(ldo12_consumers),
|
|
|
|
.consumer_supplies = ldo12_consumers,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct regulator_init_data ldo19_data = {
|
|
|
|
.constraints = {
|
|
|
|
.min_uV = 3200000,
|
|
|
|
.max_uV = 3200000,
|
|
|
|
.state_mem = {
|
|
|
|
.enabled = 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
.num_consumer_supplies = ARRAY_SIZE(ldo19_consumers),
|
|
|
|
.consumer_supplies = ldo19_consumers,
|
|
|
|
};
|
|
|
|
|
|
|
|
struct led_info em_x270_led_info = {
|
|
|
|
.name = "em-x270:orange",
|
|
|
|
.default_trigger = "battery-charging-or-full",
|
|
|
|
};
|
|
|
|
|
|
|
|
struct da903x_subdev_info em_x270_da9030_subdevs[] = {
|
|
|
|
{
|
|
|
|
.name = "da903x-regulator",
|
|
|
|
.id = DA9030_ID_LDO3,
|
|
|
|
.platform_data = &ldo3_data,
|
|
|
|
}, {
|
|
|
|
.name = "da903x-regulator",
|
|
|
|
.id = DA9030_ID_LDO5,
|
|
|
|
.platform_data = &ldo5_data,
|
2009-02-02 14:57:51 +08:00
|
|
|
}, {
|
|
|
|
.name = "da903x-regulator",
|
|
|
|
.id = DA9030_ID_LDO10,
|
|
|
|
.platform_data = &ldo10_data,
|
2008-12-03 15:38:10 +08:00
|
|
|
}, {
|
|
|
|
.name = "da903x-regulator",
|
|
|
|
.id = DA9030_ID_LDO12,
|
|
|
|
.platform_data = &ldo12_data,
|
|
|
|
}, {
|
|
|
|
.name = "da903x-regulator",
|
|
|
|
.id = DA9030_ID_LDO19,
|
|
|
|
.platform_data = &ldo19_data,
|
|
|
|
}, {
|
|
|
|
.name = "da903x-led",
|
|
|
|
.id = DA9030_ID_LED_PC,
|
|
|
|
.platform_data = &em_x270_led_info,
|
|
|
|
}, {
|
|
|
|
.name = "da903x-backlight",
|
|
|
|
.id = DA9030_ID_WLED,
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct da903x_platform_data em_x270_da9030_info = {
|
|
|
|
.num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
|
|
|
|
.subdevs = em_x270_da9030_subdevs,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct i2c_board_info em_x270_i2c_pmic_info = {
|
|
|
|
I2C_BOARD_INFO("da9030", 0x49),
|
|
|
|
.irq = IRQ_GPIO(0),
|
|
|
|
.platform_data = &em_x270_da9030_info,
|
|
|
|
};
|
|
|
|
|
|
|
|
static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
|
|
|
|
.use_pio = 1,
|
|
|
|
};
|
|
|
|
|
|
|
|
static void __init em_x270_init_da9030(void)
|
|
|
|
{
|
|
|
|
pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
|
|
|
|
i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
|
|
|
|
}
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
static void __init em_x270_init(void)
|
|
|
|
{
|
|
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
|
|
|
|
|
2008-12-03 15:38:10 +08:00
|
|
|
em_x270_init_da9030();
|
2008-06-16 15:16:46 +08:00
|
|
|
em_x270_init_dm9000();
|
|
|
|
em_x270_init_rtc();
|
|
|
|
em_x270_init_nand();
|
2008-12-03 15:38:10 +08:00
|
|
|
em_x270_init_nor();
|
2008-06-16 15:16:46 +08:00
|
|
|
em_x270_init_lcd();
|
|
|
|
em_x270_init_mmc();
|
|
|
|
em_x270_init_ohci();
|
|
|
|
em_x270_init_keypad();
|
|
|
|
em_x270_init_gpio_keys();
|
|
|
|
em_x270_init_ac97();
|
2008-12-03 15:38:10 +08:00
|
|
|
em_x270_init_camera();
|
|
|
|
em_x270_init_spi();
|
2007-07-18 18:31:46 +08:00
|
|
|
}
|
|
|
|
|
2008-06-16 15:16:46 +08:00
|
|
|
MACHINE_START(EM_X270, "Compulab EM-X270")
|
2007-07-18 18:31:46 +08:00
|
|
|
.boot_params = 0xa0000100,
|
|
|
|
.phys_io = 0x40000000,
|
|
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
|
|
.map_io = pxa_map_io,
|
|
|
|
.init_irq = pxa27x_init_irq,
|
|
|
|
.timer = &pxa_timer,
|
|
|
|
.init_machine = em_x270_init,
|
|
|
|
MACHINE_END
|