- /*
- * linux/include/asm-arm/arch-pxa/idp.h
- *
- * 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.
- *
- * Copyright (c) 2001 Cliff Brake, Accelent Systems Inc.
- *
- * 2001-09-13: Cliff Brake <cbrake@accelent.com>
- * Initial code
- *
- * 2005-02-15: Cliff Brake <cliff.brake@gmail.com>
- * <http://www.vibren.com> <http://bec-systems.com>
- * Changes for 2.6 kernel.
- */
- #include <linux/config.h>
- /*
- * Note: this file must be safe to include in assembly files
- *
- * Support for the Vibren PXA255 IDP requires rev04 or later
- * IDP hardware.
- */
- #define IDP_FLASH_PHYS (PXA_CS0_PHYS)
- #define IDP_ALT_FLASH_PHYS (PXA_CS1_PHYS)
- #define IDP_MEDIAQ_PHYS (PXA_CS3_PHYS)
- #define IDP_IDE_PHYS (PXA_CS5_PHYS + 0x03000000)
- #define IDP_ETH_PHYS (PXA_CS5_PHYS + 0x03400000)
- #define IDP_COREVOLT_PHYS (PXA_CS5_PHYS + 0x03800000)
- #define IDP_CPLD_PHYS (PXA_CS5_PHYS + 0x03C00000)
- /*
- * virtual memory map
- */
- #define IDP_COREVOLT_VIRT (0xf0000000)
- #define IDP_COREVOLT_SIZE (1*1024*1024)
- #define IDP_CPLD_VIRT (IDP_COREVOLT_VIRT + IDP_COREVOLT_SIZE)
- #define IDP_CPLD_SIZE (1*1024*1024)
- #if (IDP_CPLD_VIRT + IDP_CPLD_SIZE) > 0xfc000000
- #error Your custom IO space is getting a bit large !!
- #endif
- #define CPLD_P2V(x) ((x) - IDP_CPLD_PHYS + IDP_CPLD_VIRT)
- #define CPLD_V2P(x) ((x) - IDP_CPLD_VIRT + IDP_CPLD_PHYS)
- #ifndef __ASSEMBLY__
- # define __CPLD_REG(x) (*((volatile unsigned long *)CPLD_P2V(x)))
- #else
- # define __CPLD_REG(x) CPLD_P2V(x)
- #endif
- /* board level registers in the CPLD: (offsets from CPLD_VIRT) */
- #define _IDP_CPLD_REV (IDP_CPLD_PHYS + 0x00)
- #define _IDP_CPLD_PERIPH_PWR (IDP_CPLD_PHYS + 0x04)
- #define _IDP_CPLD_LED_CONTROL (IDP_CPLD_PHYS + 0x08)
- #define _IDP_CPLD_KB_COL_HIGH (IDP_CPLD_PHYS + 0x0C)
- #define _IDP_CPLD_KB_COL_LOW (IDP_CPLD_PHYS + 0x10)
- #define _IDP_CPLD_PCCARD_EN (IDP_CPLD_PHYS + 0x14)
- #define _IDP_CPLD_GPIOH_DIR (IDP_CPLD_PHYS + 0x18)
- #define _IDP_CPLD_GPIOH_VALUE (IDP_CPLD_PHYS + 0x1C)
- #define _IDP_CPLD_GPIOL_DIR (IDP_CPLD_PHYS + 0x20)
- #define _IDP_CPLD_GPIOL_VALUE (IDP_CPLD_PHYS + 0x24)
- #define _IDP_CPLD_PCCARD_PWR (IDP_CPLD_PHYS + 0x28)
- #define _IDP_CPLD_MISC_CTRL (IDP_CPLD_PHYS + 0x2C)
- #define _IDP_CPLD_LCD (IDP_CPLD_PHYS + 0x30)
- #define _IDP_CPLD_FLASH_WE (IDP_CPLD_PHYS + 0x34)
- #define _IDP_CPLD_KB_ROW (IDP_CPLD_PHYS + 0x50)
- #define _IDP_CPLD_PCCARD0_STATUS (IDP_CPLD_PHYS + 0x54)
- #define _IDP_CPLD_PCCARD1_STATUS (IDP_CPLD_PHYS + 0x58)
- #define _IDP_CPLD_MISC_STATUS (IDP_CPLD_PHYS + 0x5C)
- /* FPGA register virtual addresses */
- #define IDP_CPLD_REV __CPLD_REG(_IDP_CPLD_REV)
- #define IDP_CPLD_PERIPH_PWR __CPLD_REG(_IDP_CPLD_PERIPH_PWR)
- #define IDP_CPLD_LED_CONTROL __CPLD_REG(_IDP_CPLD_LED_CONTROL)
- #define IDP_CPLD_KB_COL_HIGH __CPLD_REG(_IDP_CPLD_KB_COL_HIGH)
- #define IDP_CPLD_KB_COL_LOW __CPLD_REG(_IDP_CPLD_KB_COL_LOW)
- #define IDP_CPLD_PCCARD_EN __CPLD_REG(_IDP_CPLD_PCCARD_EN)
- #define IDP_CPLD_GPIOH_DIR __CPLD_REG(_IDP_CPLD_GPIOH_DIR)
- #define IDP_CPLD_GPIOH_VALUE __CPLD_REG(_IDP_CPLD_GPIOH_VALUE)
- #define IDP_CPLD_GPIOL_DIR __CPLD_REG(_IDP_CPLD_GPIOL_DIR)
- #define IDP_CPLD_GPIOL_VALUE __CPLD_REG(_IDP_CPLD_GPIOL_VALUE)
- #define IDP_CPLD_PCCARD_PWR __CPLD_REG(_IDP_CPLD_PCCARD_PWR)
- #define IDP_CPLD_MISC_CTRL __CPLD_REG(_IDP_CPLD_MISC_CTRL)
- #define IDP_CPLD_LCD __CPLD_REG(_IDP_CPLD_LCD)
- #define IDP_CPLD_FLASH_WE __CPLD_REG(_IDP_CPLD_FLASH_WE)
- #define IDP_CPLD_KB_ROW __CPLD_REG(_IDP_CPLD_KB_ROW)
- #define IDP_CPLD_PCCARD0_STATUS __CPLD_REG(_IDP_CPLD_PCCARD0_STATUS)
- #define IDP_CPLD_PCCARD1_STATUS __CPLD_REG(_IDP_CPLD_PCCARD1_STATUS)
- #define IDP_CPLD_MISC_STATUS __CPLD_REG(_IDP_CPLD_MISC_STATUS)
- /*
- * Bit masks for various registers
- */
- // IDP_CPLD_PCCARD_PWR
- #define PCC0_PWR0 (1 << 0)
- #define PCC0_PWR1 (1 << 1)
- #define PCC0_PWR2 (1 << 2)
- #define PCC0_PWR3 (1 << 3)
- #define PCC1_PWR0 (1 << 4)
- #define PCC1_PWR1 (1 << 5)
- #define PCC1_PWR2 (1 << 6)
- #define PCC1_PWR3 (1 << 7)
- // IDP_CPLD_PCCARD_EN
- #define PCC0_RESET (1 << 6)
- #define PCC1_RESET (1 << 7)
- #define PCC0_ENABLE (1 << 0)
- #define PCC1_ENABLE (1 << 1)
- // IDP_CPLD_PCCARDx_STATUS
- #define _PCC_WRPROT (1 << 7) // 7-4 read as low true
- #define _PCC_RESET (1 << 6)
- #define _PCC_IRQ (1 << 5)
- #define _PCC_INPACK (1 << 4)
- #define PCC_BVD2 (1 << 3)
- #define PCC_BVD1 (1 << 2)
- #define PCC_VS2 (1 << 1)
- #define PCC_VS1 (1 << 0)
- #define PCC_DETECT(x) (GPLR(7 + (x)) & GPIO_bit(7 + (x)))
- /* A listing of interrupts used by external hardware devices */
- #define TOUCH_PANEL_IRQ IRQ_GPIO(5)
- #define IDE_IRQ IRQ_GPIO(21)
- #define TOUCH_PANEL_IRQ_EDGE IRQT_FALLING
- #define ETHERNET_IRQ IRQ_GPIO(4)
- #define ETHERNET_IRQ_EDGE IRQT_RISING
- #define IDE_IRQ_EDGE IRQT_RISING
- #define PCMCIA_S0_CD_VALID IRQ_GPIO(7)
- #define PCMCIA_S0_CD_VALID_EDGE IRQT_BOTHEDGE
- #define PCMCIA_S1_CD_VALID IRQ_GPIO(8)
- #define PCMCIA_S1_CD_VALID_EDGE IRQT_BOTHEDGE
- #define PCMCIA_S0_RDYINT IRQ_GPIO(19)
- #define PCMCIA_S1_RDYINT IRQ_GPIO(22)
- /*
- * Macros for LED Driver
- */
- /* leds 0 = ON */
- #define IDP_HB_LED (1<<5)
- #define IDP_BUSY_LED (1<<6)
- #define IDP_LEDS_MASK (IDP_HB_LED | IDP_BUSY_LED)
- /*
- * macros for MTD driver
- */
- #define FLASH_WRITE_PROTECT_DISABLE() ((IDP_CPLD_FLASH_WE) &= ~(0x1))
- #define FLASH_WRITE_PROTECT_ENABLE() ((IDP_CPLD_FLASH_WE) |= (0x1))
- /*
- * macros for matrix keyboard driver
- */
- #define KEYBD_MATRIX_NUMBER_INPUTS 7
- #define KEYBD_MATRIX_NUMBER_OUTPUTS 14
- #define KEYBD_MATRIX_INVERT_OUTPUT_LOGIC FALSE
- #define KEYBD_MATRIX_INVERT_INPUT_LOGIC FALSE
- #define KEYBD_MATRIX_SETTLING_TIME_US 100
- #define KEYBD_MATRIX_KEYSTATE_DEBOUNCE_CONSTANT 2
- #define KEYBD_MATRIX_SET_OUTPUTS(outputs)
- {
- IDP_CPLD_KB_COL_LOW = outputs;
- IDP_CPLD_KB_COL_HIGH = outputs >> 7;
- }
- #define KEYBD_MATRIX_GET_INPUTS(inputs)
- {
- inputs = (IDP_CPLD_KB_ROW & 0x7f);
- }