diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-ixp23xx/espresso.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-ixp23xx/espresso.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-ixp23xx/espresso.c b/ANDROID_3.4.5/arch/arm/mach-ixp23xx/espresso.c new file mode 100644 index 00000000..d142d45d --- /dev/null +++ b/ANDROID_3.4.5/arch/arm/mach-ixp23xx/espresso.c @@ -0,0 +1,93 @@ +/* + * arch/arm/mach-ixp23xx/espresso.c + * + * Double Espresso-specific routines + * + * Author: Lennert Buytenhek <buytenh@wantstofly.org> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/spinlock.h> +#include <linux/sched.h> +#include <linux/interrupt.h> +#include <linux/serial.h> +#include <linux/tty.h> +#include <linux/bitops.h> +#include <linux/ioport.h> +#include <linux/serial_8250.h> +#include <linux/serial_core.h> +#include <linux/device.h> +#include <linux/mm.h> +#include <linux/pci.h> +#include <linux/mtd/physmap.h> + +#include <asm/types.h> +#include <asm/setup.h> +#include <asm/memory.h> +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/irq.h> +#include <asm/tlbflush.h> +#include <asm/pgtable.h> + +#include <asm/mach/map.h> +#include <asm/mach/irq.h> +#include <asm/mach/arch.h> +#include <asm/mach/pci.h> + +static int __init espresso_pci_init(void) +{ + if (machine_is_espresso()) + ixp23xx_pci_slave_init(); + + return 0; +}; +subsys_initcall(espresso_pci_init); + +static struct physmap_flash_data espresso_flash_data = { + .width = 2, +}; + +static struct resource espresso_flash_resource = { + .start = 0x90000000, + .end = 0x91ffffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device espresso_flash = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &espresso_flash_data, + }, + .num_resources = 1, + .resource = &espresso_flash_resource, +}; + +static void __init espresso_init(void) +{ + platform_device_register(&espresso_flash); + + /* + * Mark flash as writeable. + */ + IXP23XX_EXP_CS0[0] |= IXP23XX_FLASH_WRITABLE; + IXP23XX_EXP_CS0[1] |= IXP23XX_FLASH_WRITABLE; + + ixp23xx_sys_init(); +} + +MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso") + /* Maintainer: Lennert Buytenhek */ + .map_io = ixp23xx_map_io, + .init_irq = ixp23xx_init_irq, + .timer = &ixp23xx_timer, + .atag_offset = 0x100, + .init_machine = espresso_init, + .restart = ixp23xx_restart, +MACHINE_END |