diff options
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/platform.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/platform.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/include/asm-arm/arch-ixp4xx/platform.h b/include/asm-arm/arch-ixp4xx/platform.h deleted file mode 100644 index a1f2b5404db1..000000000000 --- a/include/asm-arm/arch-ixp4xx/platform.h +++ /dev/null @@ -1,173 +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_EXP_BUS_END(region)\ - (IXP4XX_EXP_BUS_BASE(region) + ixp4xx_exp_bus_size - 1) - -/* Those macros can be used to adjust timing and configure - * other features for each region. - */ - -#define IXP4XX_EXP_BUS_RECOVERY_T(x) (((x) & 0x0f) << 16) -#define IXP4XX_EXP_BUS_HOLD_T(x) (((x) & 0x03) << 20) -#define IXP4XX_EXP_BUS_STROBE_T(x) (((x) & 0x0f) << 22) -#define IXP4XX_EXP_BUS_SETUP_T(x) (((x) & 0x03) << 26) -#define IXP4XX_EXP_BUS_ADDR_T(x) (((x) & 0x03) << 28) -#define IXP4XX_EXP_BUS_SIZE(x) (((x) & 0x0f) << 10) -#define IXP4XX_EXP_BUS_CYCLES(x) (((x) & 0x03) << 14) - -#define IXP4XX_EXP_BUS_CS_EN (1L << 31) -#define IXP4XX_EXP_BUS_BYTE_RD16 (1L << 6) -#define IXP4XX_EXP_BUS_HRDY_POL (1L << 5) -#define IXP4XX_EXP_BUS_MUX_EN (1L << 4) -#define IXP4XX_EXP_BUS_SPLT_EN (1L << 3) -#define IXP4XX_EXP_BUS_WR_EN (1L << 1) -#define IXP4XX_EXP_BUS_BYTE_EN (1L << 0) - -#define IXP4XX_EXP_BUS_CYCLES_INTEL 0x00 -#define IXP4XX_EXP_BUS_CYCLES_MOTOROLA 0x01 -#define IXP4XX_EXP_BUS_CYCLES_HPI 0x02 - -#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 - -/* - * This structure provide a means for the board setup code - * to give information to th pata_ixp4xx driver. It is - * passed as platform_data. - */ -struct ixp4xx_pata_data { - volatile u32 *cs0_cfg; - volatile u32 *cs1_cfg; - unsigned long cs0_bits; - unsigned long cs1_bits; - void __iomem *cs0; - void __iomem *cs1; -}; - -struct sys_timer; - -#define IXP4XX_ETH_NPEA 0x00 -#define IXP4XX_ETH_NPEB 0x10 -#define IXP4XX_ETH_NPEC 0x20 - -/* Information about built-in Ethernet MAC interfaces */ -struct eth_plat_info { - u8 phy; /* MII PHY ID, 0 - 31 */ - u8 rxq; /* configurable, currently 0 - 31 only */ - u8 txreadyq; - u8 hwaddr[6]; -}; - -/* Information about built-in HSS (synchronous serial) interfaces */ -struct hss_plat_info { - int (*set_clock)(int port, unsigned int clock_type); - int (*open)(int port, void *pdev, - void (*set_carrier_cb)(void *pdev, int carrier)); - void (*close)(int port, void *pdev); - u8 txreadyq; -}; - -/* - * Frequency of clock used for primary clocksource - */ -extern unsigned long ixp4xx_timer_freq; - -/* - * 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 void ixp4xx_timer_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__ - |
