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Diffstat (limited to 'include/asm-arm/arch-ixp4xx/platform.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/platform.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/include/asm-arm/arch-ixp4xx/platform.h b/include/asm-arm/arch-ixp4xx/platform.h deleted file mode 100644 index daf9790645c..00000000000 --- a/include/asm-arm/arch-ixp4xx/platform.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * include/asm-arm/arch-ixp4xx/platform.h - * - * Constants and functions that are useful to IXP4xx platform-specific code - * and device drivers. - * - * Copyright (C) 2004 MontaVista Software, Inc. - */ - -#ifndef __ASM_ARCH_HARDWARE_H__ -#error "Do not include this directly, instead #include <asm/hardware.h>" -#endif - -#ifndef __ASSEMBLY__ - -#include <asm/types.h> - -#ifndef __ARMEB__ -#define REG_OFFSET 0 -#else -#define REG_OFFSET 3 -#endif - -/* - * Expansion bus memory regions - */ -#define IXP4XX_EXP_BUS_BASE_PHYS (0x50000000) - -/* - * The expansion bus on the IXP4xx can be configured for either 16 or - * 32MB windows and the CS offset for each region changes based on the - * current configuration. This means that we cannot simply hardcode - * each offset. ixp4xx_sys_init() looks at the expansion bus configuration - * as setup by the bootloader to determine our window size. - */ -extern unsigned long ixp4xx_exp_bus_size; - -#define IXP4XX_EXP_BUS_BASE(region)\ - (IXP4XX_EXP_BUS_BASE_PHYS + ((region) * ixp4xx_exp_bus_size)) - -#define IXP4XX_FLASH_WRITABLE (0x2) -#define IXP4XX_FLASH_DEFAULT (0xbcd23c40) -#define IXP4XX_FLASH_WRITE (0xbcd23c42) - -/* - * Clock Speed Definitions. - */ -#define IXP4XX_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */ -#define IXP4XX_UART_XTAL 14745600 - -/* - * The IXP4xx chips do not have an I2C unit, so GPIO lines are just - * used to - * Used as platform_data to provide GPIO pin information to the ixp42x - * I2C driver. - */ -struct ixp4xx_i2c_pins { - unsigned long sda_pin; - unsigned long scl_pin; -}; - - -struct sys_timer; - -/* - * Functions used by platform-level setup code - */ -extern void ixp4xx_map_io(void); -extern void ixp4xx_init_irq(void); -extern void ixp4xx_sys_init(void); -extern struct sys_timer ixp4xx_timer; -extern void ixp4xx_pci_preinit(void); -struct pci_sys_data; -extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); -extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys); - -/* - * GPIO-functions - */ -/* - * The following converted to the real HW bits the gpio_line_config - */ -/* GPIO pin types */ -#define IXP4XX_GPIO_OUT 0x1 -#define IXP4XX_GPIO_IN 0x2 - -/* GPIO signal types */ -#define IXP4XX_GPIO_LOW 0 -#define IXP4XX_GPIO_HIGH 1 - -/* GPIO Clocks */ -#define IXP4XX_GPIO_CLK_0 14 -#define IXP4XX_GPIO_CLK_1 15 - -static inline void gpio_line_config(u8 line, u32 direction) -{ - if (direction == IXP4XX_GPIO_IN) - *IXP4XX_GPIO_GPOER |= (1 << line); - else - *IXP4XX_GPIO_GPOER &= ~(1 << line); -} - -static inline void gpio_line_get(u8 line, int *value) -{ - *value = (*IXP4XX_GPIO_GPINR >> line) & 0x1; -} - -static inline void gpio_line_set(u8 line, int value) -{ - if (value == IXP4XX_GPIO_HIGH) - *IXP4XX_GPIO_GPOUTR |= (1 << line); - else if (value == IXP4XX_GPIO_LOW) - *IXP4XX_GPIO_GPOUTR &= ~(1 << line); -} - -#endif // __ASSEMBLY__ - |
