561 lines
14 KiB
C
561 lines
14 KiB
C
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/*
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* Hardware definitions for Palm Treo smartphones
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*
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* currently supported:
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* Palm Treo 680 (GSM)
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* Palm Centro 685 (GSM)
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*
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* Author: Tomas Cech <sleep_walker@suse.cz>
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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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* (find more info at www.hackndev.com)
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*
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*/
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/irq.h>
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#include <linux/gpio_keys.h>
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#include <linux/input.h>
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#include <linux/memblock.h>
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#include <linux/pda_power.h>
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#include <linux/pwm_backlight.h>
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#include <linux/gpio.h>
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#include <linux/power_supply.h>
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#include <linux/w1-gpio.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include "pxa27x.h"
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#include "pxa27x-udc.h"
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#include <mach/audio.h>
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#include "palmtreo.h"
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#include <linux/platform_data/mmc-pxamci.h>
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#include <linux/platform_data/video-pxafb.h>
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#include <linux/platform_data/irda-pxaficp.h>
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#include <linux/platform_data/keypad-pxa27x.h>
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#include "udc.h"
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#include <linux/platform_data/usb-ohci-pxa27x.h>
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#include <mach/pxa2xx-regs.h>
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#include <linux/platform_data/asoc-palm27x.h>
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#include <linux/platform_data/media/camera-pxa.h>
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#include "palm27x.h"
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#include <sound/pxa2xx-lib.h>
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#include "generic.h"
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#include "devices.h"
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/******************************************************************************
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* Pin configuration
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******************************************************************************/
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static unsigned long treo_pin_config[] __initdata = {
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/* MMC */
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GPIO32_MMC_CLK,
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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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GPIO112_MMC_CMD,
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GPIO113_GPIO, /* SD detect */
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/* AC97 */
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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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GPIO89_AC97_SYSCLK,
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GPIO95_AC97_nRESET,
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/* IrDA */
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GPIO46_FICP_RXD,
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GPIO47_FICP_TXD,
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/* PWM */
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GPIO16_PWM0_OUT,
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/* USB */
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GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* usb detect */
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/* MATRIX KEYPAD */
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GPIO101_KP_MKIN_1,
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GPIO102_KP_MKIN_2,
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GPIO97_KP_MKIN_3,
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GPIO98_KP_MKIN_4,
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GPIO91_KP_MKIN_6,
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GPIO13_KP_MKIN_7,
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GPIO103_KP_MKOUT_0 | MFP_LPM_DRIVE_HIGH,
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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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GPIO93_KP_DKIN_0 | WAKEUP_ON_LEVEL_HIGH, /* Hotsync button */
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/* Quick Capture Interface */
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GPIO84_CIF_FV,
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GPIO85_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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/* GSM */
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GPIO14_GPIO | WAKEUP_ON_EDGE_BOTH, /* GSM host wake up */
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GPIO34_FFUART_RXD,
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GPIO35_FFUART_CTS,
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GPIO39_FFUART_TXD,
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GPIO41_FFUART_RTS,
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/* MISC. */
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GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* external power detect */
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GPIO15_GPIO | WAKEUP_ON_EDGE_BOTH, /* silent switch */
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GPIO116_GPIO, /* headphone detect */
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GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* bluetooth host wake up */
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};
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#ifdef CONFIG_MACH_TREO680
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static unsigned long treo680_pin_config[] __initdata = {
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GPIO33_GPIO, /* SD read only */
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/* MATRIX KEYPAD - different wake up source */
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GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
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GPIO99_KP_MKIN_5,
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/* LCD... L_BIAS alt fn not configured on Treo680; is GPIO instead */
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GPIOxx_LCD_16BPP,
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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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};
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#endif /* CONFIG_MACH_TREO680 */
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#ifdef CONFIG_MACH_CENTRO
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static unsigned long centro685_pin_config[] __initdata = {
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/* Bluetooth attached to BT UART*/
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MFP_CFG_OUT(GPIO80, AF0, DRIVE_LOW), /* power: LOW = off */
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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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/* MATRIX KEYPAD - different wake up source */
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GPIO100_KP_MKIN_0,
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GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
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/* LCD */
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GPIOxx_LCD_TFT_16BPP,
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};
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#endif /* CONFIG_MACH_CENTRO */
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/******************************************************************************
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* GPIO keyboard
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******************************************************************************/
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#if IS_ENABLED(CONFIG_KEYBOARD_PXA27x)
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static const unsigned int treo680_matrix_keys[] = {
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KEY(0, 0, KEY_F8), /* Red/Off/Power */
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KEY(0, 1, KEY_LEFT),
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KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
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KEY(0, 3, KEY_L),
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KEY(0, 4, KEY_A),
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KEY(0, 5, KEY_Q),
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KEY(0, 6, KEY_P),
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KEY(1, 0, KEY_RIGHTCTRL), /* Menu */
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KEY(1, 1, KEY_RIGHT),
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KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */
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KEY(1, 3, KEY_Z),
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KEY(1, 4, KEY_S),
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KEY(1, 5, KEY_W),
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KEY(2, 0, KEY_F1), /* Phone */
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KEY(2, 1, KEY_UP),
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KEY(2, 2, KEY_0),
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KEY(2, 3, KEY_X),
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KEY(2, 4, KEY_D),
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KEY(2, 5, KEY_E),
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KEY(3, 0, KEY_F10), /* Calendar */
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KEY(3, 1, KEY_DOWN),
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KEY(3, 2, KEY_SPACE),
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KEY(3, 3, KEY_C),
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KEY(3, 4, KEY_F),
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KEY(3, 5, KEY_R),
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KEY(4, 0, KEY_F12), /* Mail */
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KEY(4, 1, KEY_KPENTER),
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KEY(4, 2, KEY_RIGHTALT), /* Alt */
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KEY(4, 3, KEY_V),
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KEY(4, 4, KEY_G),
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KEY(4, 5, KEY_T),
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KEY(5, 0, KEY_F9), /* Home */
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KEY(5, 1, KEY_PAGEUP), /* Side up */
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KEY(5, 2, KEY_DOT),
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KEY(5, 3, KEY_B),
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KEY(5, 4, KEY_H),
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KEY(5, 5, KEY_Y),
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KEY(6, 0, KEY_TAB), /* Side Activate */
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KEY(6, 1, KEY_PAGEDOWN), /* Side down */
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KEY(6, 2, KEY_ENTER),
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KEY(6, 3, KEY_N),
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KEY(6, 4, KEY_J),
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KEY(6, 5, KEY_U),
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KEY(7, 0, KEY_F6), /* Green/Call */
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KEY(7, 1, KEY_O),
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KEY(7, 2, KEY_BACKSPACE),
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KEY(7, 3, KEY_M),
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KEY(7, 4, KEY_K),
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KEY(7, 5, KEY_I),
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};
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static const unsigned int centro_matrix_keys[] = {
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KEY(0, 0, KEY_F9), /* Home */
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KEY(0, 1, KEY_LEFT),
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KEY(0, 2, KEY_LEFTCTRL), /* Alternate */
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KEY(0, 3, KEY_L),
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KEY(0, 4, KEY_A),
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KEY(0, 5, KEY_Q),
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KEY(0, 6, KEY_P),
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KEY(1, 0, KEY_RIGHTCTRL), /* Menu */
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KEY(1, 1, KEY_RIGHT),
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KEY(1, 2, KEY_LEFTSHIFT), /* Left shift */
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KEY(1, 3, KEY_Z),
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KEY(1, 4, KEY_S),
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KEY(1, 5, KEY_W),
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KEY(2, 0, KEY_F1), /* Phone */
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KEY(2, 1, KEY_UP),
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KEY(2, 2, KEY_0),
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KEY(2, 3, KEY_X),
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KEY(2, 4, KEY_D),
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KEY(2, 5, KEY_E),
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KEY(3, 0, KEY_F10), /* Calendar */
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KEY(3, 1, KEY_DOWN),
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KEY(3, 2, KEY_SPACE),
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KEY(3, 3, KEY_C),
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KEY(3, 4, KEY_F),
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KEY(3, 5, KEY_R),
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KEY(4, 0, KEY_F12), /* Mail */
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KEY(4, 1, KEY_KPENTER),
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KEY(4, 2, KEY_RIGHTALT), /* Alt */
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KEY(4, 3, KEY_V),
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KEY(4, 4, KEY_G),
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KEY(4, 5, KEY_T),
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KEY(5, 0, KEY_F8), /* Red/Off/Power */
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KEY(5, 1, KEY_PAGEUP), /* Side up */
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KEY(5, 2, KEY_DOT),
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KEY(5, 3, KEY_B),
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KEY(5, 4, KEY_H),
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KEY(5, 5, KEY_Y),
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KEY(6, 0, KEY_TAB), /* Side Activate */
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KEY(6, 1, KEY_PAGEDOWN), /* Side down */
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KEY(6, 2, KEY_ENTER),
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KEY(6, 3, KEY_N),
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KEY(6, 4, KEY_J),
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KEY(6, 5, KEY_U),
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KEY(7, 0, KEY_F6), /* Green/Call */
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KEY(7, 1, KEY_O),
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KEY(7, 2, KEY_BACKSPACE),
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KEY(7, 3, KEY_M),
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KEY(7, 4, KEY_K),
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KEY(7, 5, KEY_I),
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};
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static struct matrix_keymap_data treo680_matrix_keymap_data = {
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.keymap = treo680_matrix_keys,
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.keymap_size = ARRAY_SIZE(treo680_matrix_keys),
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};
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static struct matrix_keymap_data centro_matrix_keymap_data = {
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.keymap = centro_matrix_keys,
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.keymap_size = ARRAY_SIZE(centro_matrix_keys),
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};
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static struct pxa27x_keypad_platform_data treo680_keypad_pdata = {
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.matrix_key_rows = 8,
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.matrix_key_cols = 7,
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.matrix_keymap_data = &treo680_matrix_keymap_data,
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.direct_key_map = { KEY_CONNECT },
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.direct_key_num = 1,
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.debounce_interval = 30,
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};
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static void __init palmtreo_kpc_init(void)
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{
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static struct pxa27x_keypad_platform_data *data = &treo680_keypad_pdata;
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if (machine_is_centro())
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data->matrix_keymap_data = ¢ro_matrix_keymap_data;
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pxa_set_keypad_info(&treo680_keypad_pdata);
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}
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#else
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static inline void palmtreo_kpc_init(void) {}
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#endif
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/******************************************************************************
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* USB host
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******************************************************************************/
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#if IS_ENABLED(CONFIG_USB_OHCI_HCD)
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static struct pxaohci_platform_data treo680_ohci_info = {
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.port_mode = PMM_PERPORT_MODE,
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.flags = ENABLE_PORT1 | ENABLE_PORT3,
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.power_budget = 0,
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};
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static void __init palmtreo_uhc_init(void)
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{
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if (machine_is_treo680())
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pxa_set_ohci_info(&treo680_ohci_info);
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}
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#else
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static inline void palmtreo_uhc_init(void) {}
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#endif
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/******************************************************************************
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* Vibra and LEDs
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******************************************************************************/
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static struct gpio_led treo680_gpio_leds[] = {
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{
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.name = "treo680:vibra:vibra",
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.default_trigger = "none",
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.gpio = GPIO_NR_TREO680_VIBRATE_EN,
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},
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{
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.name = "treo680:green:led",
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.default_trigger = "mmc0",
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.gpio = GPIO_NR_TREO_GREEN_LED,
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},
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{
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.name = "treo680:white:keybbl",
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||
|
|
.default_trigger = "none",
|
||
|
|
.gpio = GPIO_NR_TREO680_KEYB_BL,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct gpio_led_platform_data treo680_gpio_led_info = {
|
||
|
|
.leds = treo680_gpio_leds,
|
||
|
|
.num_leds = ARRAY_SIZE(treo680_gpio_leds),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct gpio_led centro_gpio_leds[] = {
|
||
|
|
{
|
||
|
|
.name = "centro:vibra:vibra",
|
||
|
|
.default_trigger = "none",
|
||
|
|
.gpio = GPIO_NR_CENTRO_VIBRATE_EN,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
.name = "centro:green:led",
|
||
|
|
.default_trigger = "mmc0",
|
||
|
|
.gpio = GPIO_NR_TREO_GREEN_LED,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
.name = "centro:white:keybbl",
|
||
|
|
.default_trigger = "none",
|
||
|
|
.active_low = 1,
|
||
|
|
.gpio = GPIO_NR_CENTRO_KEYB_BL,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct gpio_led_platform_data centro_gpio_led_info = {
|
||
|
|
.leds = centro_gpio_leds,
|
||
|
|
.num_leds = ARRAY_SIZE(centro_gpio_leds),
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device palmtreo_leds = {
|
||
|
|
.name = "leds-gpio",
|
||
|
|
.id = -1,
|
||
|
|
};
|
||
|
|
|
||
|
|
static void __init palmtreo_leds_init(void)
|
||
|
|
{
|
||
|
|
if (machine_is_centro())
|
||
|
|
palmtreo_leds.dev.platform_data = ¢ro_gpio_led_info;
|
||
|
|
else if (machine_is_treo680())
|
||
|
|
palmtreo_leds.dev.platform_data = &treo680_gpio_led_info;
|
||
|
|
|
||
|
|
platform_device_register(&palmtreo_leds);
|
||
|
|
}
|
||
|
|
|
||
|
|
/******************************************************************************
|
||
|
|
* diskonchip docg4 flash
|
||
|
|
******************************************************************************/
|
||
|
|
#if defined(CONFIG_MACH_TREO680)
|
||
|
|
/* REVISIT: does the centro have this device also? */
|
||
|
|
#if IS_ENABLED(CONFIG_MTD_NAND_DOCG4)
|
||
|
|
static struct resource docg4_resources[] = {
|
||
|
|
{
|
||
|
|
.start = 0x00000000,
|
||
|
|
.end = 0x00001FFF,
|
||
|
|
.flags = IORESOURCE_MEM,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct platform_device treo680_docg4_flash = {
|
||
|
|
.name = "docg4",
|
||
|
|
.id = -1,
|
||
|
|
.resource = docg4_resources,
|
||
|
|
.num_resources = ARRAY_SIZE(docg4_resources),
|
||
|
|
};
|
||
|
|
|
||
|
|
static void __init treo680_docg4_flash_init(void)
|
||
|
|
{
|
||
|
|
platform_device_register(&treo680_docg4_flash);
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
static inline void treo680_docg4_flash_init(void) {}
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/******************************************************************************
|
||
|
|
* Machine init
|
||
|
|
******************************************************************************/
|
||
|
|
static void __init treo_reserve(void)
|
||
|
|
{
|
||
|
|
memblock_reserve(0xa0000000, 0x1000);
|
||
|
|
memblock_reserve(0xa2000000, 0x1000);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __init palmphone_common_init(void)
|
||
|
|
{
|
||
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(treo_pin_config));
|
||
|
|
pxa_set_ffuart_info(NULL);
|
||
|
|
pxa_set_btuart_info(NULL);
|
||
|
|
pxa_set_stuart_info(NULL);
|
||
|
|
palm27x_pm_init(TREO_STR_BASE);
|
||
|
|
palm27x_lcd_init(GPIO_NR_TREO_BL_POWER, &palm_320x320_new_lcd_mode);
|
||
|
|
palm27x_udc_init(GPIO_NR_TREO_USB_DETECT, GPIO_NR_TREO_USB_PULLUP, 1);
|
||
|
|
palm27x_irda_init(GPIO_NR_TREO_IR_EN);
|
||
|
|
palm27x_ac97_init(-1, -1, -1, 95);
|
||
|
|
palm27x_pwm_init(GPIO_NR_TREO_BL_POWER, -1);
|
||
|
|
palm27x_power_init(GPIO_NR_TREO_POWER_DETECT, -1);
|
||
|
|
palm27x_pmic_init();
|
||
|
|
palmtreo_kpc_init();
|
||
|
|
palmtreo_uhc_init();
|
||
|
|
palmtreo_leds_init();
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef CONFIG_MACH_TREO680
|
||
|
|
void __init treo680_gpio_init(void)
|
||
|
|
{
|
||
|
|
unsigned int gpio;
|
||
|
|
|
||
|
|
/* drive all three lcd gpios high initially */
|
||
|
|
const unsigned long lcd_flags = GPIOF_INIT_HIGH | GPIOF_DIR_OUT;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* LCD GPIO initialization...
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* This is likely the power to the lcd. Toggling it low/high appears to
|
||
|
|
* turn the lcd off/on. Can be toggled after lcd is initialized without
|
||
|
|
* any apparent adverse effects to the lcd operation. Note that this
|
||
|
|
* gpio line is used by the lcd controller as the L_BIAS signal, but
|
||
|
|
* treo680 configures it as gpio.
|
||
|
|
*/
|
||
|
|
gpio = GPIO_NR_TREO680_LCD_POWER;
|
||
|
|
if (gpio_request_one(gpio, lcd_flags, "LCD power") < 0)
|
||
|
|
goto fail;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* These two are called "enables", for lack of a better understanding.
|
||
|
|
* If either of these are toggled after the lcd is initialized, the
|
||
|
|
* image becomes degraded. N.B. The IPL shipped with the treo
|
||
|
|
* configures GPIO_NR_TREO680_LCD_EN_N as output and drives it high. If
|
||
|
|
* the IPL is ever reprogrammed, this initialization may be need to be
|
||
|
|
* revisited.
|
||
|
|
*/
|
||
|
|
gpio = GPIO_NR_TREO680_LCD_EN;
|
||
|
|
if (gpio_request_one(gpio, lcd_flags, "LCD enable") < 0)
|
||
|
|
goto fail;
|
||
|
|
gpio = GPIO_NR_TREO680_LCD_EN_N;
|
||
|
|
if (gpio_request_one(gpio, lcd_flags, "LCD enable_n") < 0)
|
||
|
|
goto fail;
|
||
|
|
|
||
|
|
/* driving this low turns LCD on */
|
||
|
|
gpio_set_value(GPIO_NR_TREO680_LCD_EN_N, 0);
|
||
|
|
|
||
|
|
return;
|
||
|
|
fail:
|
||
|
|
pr_err("gpio %d initialization failed\n", gpio);
|
||
|
|
gpio_free(GPIO_NR_TREO680_LCD_POWER);
|
||
|
|
gpio_free(GPIO_NR_TREO680_LCD_EN);
|
||
|
|
gpio_free(GPIO_NR_TREO680_LCD_EN_N);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __init treo680_init(void)
|
||
|
|
{
|
||
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config));
|
||
|
|
palmphone_common_init();
|
||
|
|
treo680_gpio_init();
|
||
|
|
palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, GPIO_NR_TREO680_SD_READONLY,
|
||
|
|
GPIO_NR_TREO680_SD_POWER, 0);
|
||
|
|
treo680_docg4_flash_init();
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef CONFIG_MACH_CENTRO
|
||
|
|
static void __init centro_init(void)
|
||
|
|
{
|
||
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(centro685_pin_config));
|
||
|
|
palmphone_common_init();
|
||
|
|
palm27x_mmc_init(GPIO_NR_TREO_SD_DETECT_N, -1,
|
||
|
|
GPIO_NR_CENTRO_SD_POWER, 1);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef CONFIG_MACH_TREO680
|
||
|
|
MACHINE_START(TREO680, "Palm Treo 680")
|
||
|
|
.atag_offset = 0x100,
|
||
|
|
.map_io = pxa27x_map_io,
|
||
|
|
.reserve = treo_reserve,
|
||
|
|
.nr_irqs = PXA_NR_IRQS,
|
||
|
|
.init_irq = pxa27x_init_irq,
|
||
|
|
.handle_irq = pxa27x_handle_irq,
|
||
|
|
.init_time = pxa_timer_init,
|
||
|
|
.init_machine = treo680_init,
|
||
|
|
.restart = pxa_restart,
|
||
|
|
MACHINE_END
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#ifdef CONFIG_MACH_CENTRO
|
||
|
|
MACHINE_START(CENTRO, "Palm Centro 685")
|
||
|
|
.atag_offset = 0x100,
|
||
|
|
.map_io = pxa27x_map_io,
|
||
|
|
.reserve = treo_reserve,
|
||
|
|
.nr_irqs = PXA_NR_IRQS,
|
||
|
|
.init_irq = pxa27x_init_irq,
|
||
|
|
.handle_irq = pxa27x_handle_irq,
|
||
|
|
.init_time = pxa_timer_init,
|
||
|
|
.init_machine = centro_init,
|
||
|
|
.restart = pxa_restart,
|
||
|
|
MACHINE_END
|
||
|
|
#endif
|