[ARM] 5153/1: Add support for PalmTX handheld computer

PalmTX is PXA27x based device with wifi, bluetooth,
touchscreen, sdio slot, irda, keypad, nand flash,
pxa framebuffer, serial and usb gadget interface.

Supported by this patch is pxafb, touchscreen, irda,
keypad and sdio slot.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 106 insertions, 0 deletions

diff --git a/include/asm-arm/arch-pxa/palmtx.h b/include/asm-arm/arch-pxa/palmtx.h
new file mode 100644
index 000000000000..1e8bccbda510
--- /dev/null
+++ b/include/asm-arm/arch-pxa/palmtx.h
@@ -0,0 +1,106 @@
+/*
+ * 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>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef _INCLUDE_PALMTX_H_
+#define _INCLUDE_PALMTX_H_
+
+/** 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_POWER                95
+#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     IRQ_GPIO(GPIO_NR_PALMTX_SD_DETECT_N)
+#define IRQ_GPIO_PALMTX_WM9712_IRQ      IRQ_GPIO(GPIO_NR_PALMTX_WM9712_IRQ)
+#define IRQ_GPIO_PALMTX_USB_DETECT      IRQ_GPIO(GPIO_NR_PALMTX_USB_DETECT)
+#define IRQ_GPIO_PALMTX_GPIO_RESET      IRQ_GPIO(GPIO_NR_PALMTX_GPIO_RESET)
+
+/** HERE ARE INIT VALUES **/
+
+/* Various addresses  */
+#define PALMTX_PCMCIA_PHYS      0x28000000
+#define PALMTX_PCMCIA_VIRT      0xf0000000
+#define PALMTX_PCMCIA_SIZE      0x100000
+
+#define PALMTX_PHYS_RAM_START   0xa0000000
+#define PALMTX_PHYS_IO_START    0x40000000
+
+#define PALMTX_PHYS_FLASH_START PXA_CS0_PHYS    /* ChipSelect 0 */
+#define PALMTX_PHYS_NAND_START  PXA_CS1_PHYS    /* ChipSelect 1 */
+
+/* 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       /* unknokn */
+#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