?? board-ams-delta.c
字號:
/* * linux/arch/arm/mach-omap1/board-ams-delta.c * * Modified from board-generic.c * * Board specific inits for the Amstrad E3 (codename Delta) videophone * * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li> * * 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. */#include <linux/kernel.h>#include <linux/init.h>#include <linux/platform_device.h>#include <asm/hardware.h>#include <asm/mach-types.h>#include <asm/mach/arch.h>#include <asm/mach/map.h>#include <asm/arch/board-ams-delta.h>#include <asm/arch/gpio.h>#include <asm/arch/mux.h>#include <asm/arch/usb.h>#include <asm/arch/board.h>#include <asm/arch/common.h>static u8 ams_delta_latch1_reg;static u16 ams_delta_latch2_reg;void ams_delta_latch1_write(u8 mask, u8 value){ ams_delta_latch1_reg &= ~mask; ams_delta_latch1_reg |= value; *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;}void ams_delta_latch2_write(u16 mask, u16 value){ ams_delta_latch2_reg &= ~mask; ams_delta_latch2_reg |= value; *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;}static void __init ams_delta_init_irq(void){ omap1_init_common_hw(); omap_init_irq(); omap_gpio_init();}static struct map_desc ams_delta_io_desc[] __initdata = { // AMS_DELTA_LATCH1 { .virtual = AMS_DELTA_LATCH1_VIRT, .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS), .length = 0x01000000, .type = MT_DEVICE }, // AMS_DELTA_LATCH2 { .virtual = AMS_DELTA_LATCH2_VIRT, .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS), .length = 0x01000000, .type = MT_DEVICE }, // AMS_DELTA_MODEM { .virtual = AMS_DELTA_MODEM_VIRT, .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS), .length = 0x01000000, .type = MT_DEVICE }};static struct omap_uart_config ams_delta_uart_config __initdata = { .enabled_uarts = 1,};static struct omap_board_config_kernel ams_delta_config[] = { { OMAP_TAG_UART, &ams_delta_uart_config },};static void __init ams_delta_init(void){ iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc)); omap_board_config = ams_delta_config; omap_board_config_size = ARRAY_SIZE(ams_delta_config); omap_serial_init(); /* Clear latch2 (NAND, LCD, modem enable) */ ams_delta_latch2_write(~0, 0);}static void __init ams_delta_map_io(void){ omap1_map_common_io();}MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") /* Maintainer: Jonathan McDowell <noodles@earth.li> */ .phys_io = 0xfff00000, .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, .boot_params = 0x10000100, .map_io = ams_delta_map_io, .init_irq = ams_delta_init_irq, .init_machine = ams_delta_init, .timer = &omap_timer,MACHINE_ENDEXPORT_SYMBOL(ams_delta_latch1_write);EXPORT_SYMBOL(ams_delta_latch2_write);
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -