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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* GPIOs and interrupts for Palm T|X Handheld Computer
*
* Based on palmld-gpio.h by Alex Osborne
*
* Authors: Marek Vasut <marek.vasut@gmail.com>
* Cristiano P. <cristianop@users.sourceforge.net>
* Jan Herman <2hp@seznam.cz>
*/
#ifndef _INCLUDE_PALMTX_H_
#define _INCLUDE_PALMTX_H_
#include <mach/irqs.h> /* PXA_GPIO_TO_IRQ */
/** HERE ARE GPIOs **/
/* GPIOs */
#define GPIO_NR_PALMTX_GPIO_RESET 1
#define GPIO_NR_PALMTX_POWER_DETECT 12 /* 90 */
#define GPIO_NR_PALMTX_HOTSYNC_BUTTON_N 10
#define GPIO_NR_PALMTX_EARPHONE_DETECT 107
/* SD/MMC */
#define GPIO_NR_PALMTX_SD_DETECT_N 14
#define GPIO_NR_PALMTX_SD_POWER 114 /* probably */
#define GPIO_NR_PALMTX_SD_READONLY 115 /* probably */
/* TOUCHSCREEN */
#define GPIO_NR_PALMTX_WM9712_IRQ 27
/* IRDA - disable GPIO connected to SD pin of tranceiver (TFBS4710?) ? */
#define GPIO_NR_PALMTX_IR_DISABLE 40
/* USB */
#define GPIO_NR_PALMTX_USB_DETECT_N 13
#define GPIO_NR_PALMTX_USB_PULLUP 93
/* LCD/BACKLIGHT */
#define GPIO_NR_PALMTX_BL_POWER 84
#define GPIO_NR_PALMTX_LCD_POWER 96
/* LCD BORDER */
#define GPIO_NR_PALMTX_BORDER_SWITCH 98
#define GPIO_NR_PALMTX_BORDER_SELECT 22
/* BLUETOOTH */
#define GPIO_NR_PALMTX_BT_POWER 17
#define GPIO_NR_PALMTX_BT_RESET 83
/* PCMCIA (WiFi) */
#define GPIO_NR_PALMTX_PCMCIA_POWER1 94
#define GPIO_NR_PALMTX_PCMCIA_POWER2 108
#define GPIO_NR_PALMTX_PCMCIA_RESET 79
#define GPIO_NR_PALMTX_PCMCIA_READY 116
/* NAND Flash ... this GPIO may be incorrect! */
#define GPIO_NR_PALMTX_NAND_BUFFER_DIR 79
/* INTERRUPTS */
#define IRQ_GPIO_PALMTX_SD_DETECT_N PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_SD_DETECT_N)
#define IRQ_GPIO_PALMTX_WM9712_IRQ PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_WM9712_IRQ)
#define IRQ_GPIO_PALMTX_USB_DETECT PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_USB_DETECT)
#define IRQ_GPIO_PALMTX_GPIO_RESET PXA_GPIO_TO_IRQ(GPIO_NR_PALMTX_GPIO_RESET)
/** HERE ARE INIT VALUES **/
/* Various addresses */
#define PALMTX_PCMCIA_PHYS 0x28000000
#define PALMTX_PCMCIA_VIRT IOMEM(0xf0000000)
#define PALMTX_PCMCIA_SIZE 0x100000
#define PALMTX_PHYS_RAM_START 0xa0000000
#define PALMTX_PHYS_IO_START 0x40000000
#define PALMTX_STR_BASE 0xa0200000
#define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS /* ChipSelect 0 */
#define PALMTX_PHYS_NAND_START PXA_CS1_PHYS /* ChipSelect 1 */
#define PALMTX_NAND_ALE_PHYS (PALMTX_PHYS_NAND_START | (1 << 24))
#define PALMTX_NAND_CLE_PHYS (PALMTX_PHYS_NAND_START | (1 << 25))
#define PALMTX_NAND_ALE_VIRT IOMEM(0xff100000)
#define PALMTX_NAND_CLE_VIRT IOMEM(0xff200000)
/* TOUCHSCREEN */
#define AC97_LINK_FRAME 21
/* BATTERY */
#define PALMTX_BAT_MAX_VOLTAGE 4000 /* 4.00v current voltage */
#define PALMTX_BAT_MIN_VOLTAGE 3550 /* 3.55v critical voltage */
#define PALMTX_BAT_MAX_CURRENT 0 /* unknown */
#define PALMTX_BAT_MIN_CURRENT 0 /* unknown */
#define PALMTX_BAT_MAX_CHARGE 1 /* unknown */
#define PALMTX_BAT_MIN_CHARGE 1 /* unknown */
#define PALMTX_MAX_LIFE_MINS 360 /* on-life in minutes */
#define PALMTX_BAT_MEASURE_DELAY (HZ * 1)
/* BACKLIGHT */
#define PALMTX_MAX_INTENSITY 0xFE
#define PALMTX_DEFAULT_INTENSITY 0x7E
#define PALMTX_LIMIT_MASK 0x7F
#define PALMTX_PRESCALER 0x3F
#define PALMTX_PERIOD_NS 3500
#endif
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