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Commit a41cdd01 authored by Angelo Dureghello's avatar Angelo Dureghello Committed by Greg Ungerer
Browse files

m68k: add Sysam AMCORE open board support 

Add support for Sysam AMCORE board, an open hardware embedded Linux
board, see http://sysam.it/openzone/projects/amcore/amcore.html

 for
any info.

Signed-off-by: default avatarAngelo Dureghello <angelo@sysam.it>
Signed-off-by: default avatarGreg Ungerer <gerg@linux-m68k.org>
parent 2d24b532

arch/m68k/Kconfig.machine

+6 −0
Original line number Diff line number Diff line
@@ -259,6 +259,12 @@ config M5407C3 
	help

	  Support for the Motorola M5407C3 board.



config AMCORE

	bool "Sysam AMCORE board support"

	depends on M5307

	help

	  Support for the Sysam AMCORE open-hardware generic board.



config FIREBEE

	bool "FireBee board support"

	depends on M547x

arch/m68k/coldfire/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ obj-$(CONFIG_NETtel) += nettel.o 
obj-$(CONFIG_CLEOPATRA)	+= nettel.o

obj-$(CONFIG_FIREBEE)	+= firebee.o

obj-$(CONFIG_MCF8390)	+= mcf8390.o

obj-$(CONFIG_AMCORE)    += amcore.o



obj-$(CONFIG_PCI)	+= pci.o

arch/m68k/coldfire/amcore.c

0 → 100644
+156 −0
Original line number Diff line number Diff line 
/*

 * amcore.c -- Support for Sysam AMCORE open board

 *

 * (C) Copyright 2016, Angelo Dureghello <angelo@sysam.it>

 *

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file COPYING in the main directory of this archive

 * for more details.

 */



#include <linux/device.h>

#include <linux/platform_device.h>

#include <linux/dm9000.h>

#include <linux/irq.h>

#include <linux/interrupt.h>

#include <linux/mtd/mtd.h>

#include <linux/mtd/map.h>

#include <linux/mtd/partitions.h>

#include <linux/mtd/physmap.h>

#include <linux/i2c.h>



#include <asm/coldfire.h>

#include <asm/mcfsim.h>

#include <asm/io.h>



#if IS_ENABLED(CONFIG_DM9000)



#define DM9000_IRQ	25

#define DM9000_ADDR	0x30000000



/*

 * DEVICES and related device RESOURCES

 */

static struct resource dm9000_resources[] = {

	/* physical address of the address register (CMD [A2] to 0)*/

	[0] = {

		.start  = DM9000_ADDR,

		.end    = DM9000_ADDR,

		.flags  = IORESOURCE_MEM,

	},

	/*

	 * physical address of the data register (CMD [A2] to 1),

	 * driver wants a range >=4 to assume a 32bit data bus

	 */

	[1] = {

		.start  = DM9000_ADDR + 4,

		.end    = DM9000_ADDR + 7,

		.flags  = IORESOURCE_MEM,

	},

	/* IRQ line the device's interrupt pin is connected to */

	[2] = {

		.start  = DM9000_IRQ,

		.end    = DM9000_IRQ,

		.flags  = IORESOURCE_IRQ,

	},

};



static struct dm9000_plat_data dm9000_platdata = {

	.flags		= DM9000_PLATF_32BITONLY,

};



static struct platform_device dm9000_device = {

	.name           = "dm9000",

	.id             = 0,

	.num_resources  = ARRAY_SIZE(dm9000_resources),

	.resource       = dm9000_resources,

	.dev = {

		.platform_data = &dm9000_platdata,

	}

};

#endif



static void __init dm9000_pre_init(void)

{

	/* Set the dm9000 interrupt to be auto-vectored */

	mcf_autovector(DM9000_IRQ);

}



/*

 * Partitioning of parallel NOR flash (39VF3201B)

 */

static struct mtd_partition amcore_partitions[] = {

	{

		.name	= "U-Boot (128K)",

		.size	= 0x20000,

		.offset	= 0x0

	},

	{

		.name	= "Kernel+ROMfs (2994K)",

		.size	= 0x2E0000,

		.offset	= MTDPART_OFS_APPEND

	},

	{

		.name	= "Flash Free Space (1024K)",

		.size	= MTDPART_SIZ_FULL,

		.offset	= MTDPART_OFS_APPEND

	}

};



static struct physmap_flash_data flash_data = {

	.parts		= amcore_partitions,

	.nr_parts	= ARRAY_SIZE(amcore_partitions),

	.width		= 2,

};



static struct resource flash_resource = {

	.start		= 0xffc00000,

	.end		= 0xffffffff,

	.flags		= IORESOURCE_MEM,

};



static struct platform_device flash_device = {

	.name		= "physmap-flash",

	.id		= -1,

	.resource	= &flash_resource,

	.num_resources	= 1,

	.dev		= {

		.platform_data	= &flash_data,

	},

};



static struct platform_device rtc_device = {

	.name	= "rtc-ds1307",

	.id	= -1,

};



static struct i2c_board_info amcore_i2c_info[] __initdata = {

	{

		I2C_BOARD_INFO("ds1338", 0x68),

	},

};



static struct platform_device *amcore_devices[] __initdata = {

#if IS_ENABLED(CONFIG_DM9000)

	&dm9000_device,

#endif

	&flash_device,

	&rtc_device,

};



static int __init init_amcore(void)

{

#if IS_ENABLED(CONFIG_DM9000)

	dm9000_pre_init();

#endif



	/* Add i2c RTC Dallas chip supprt */

	i2c_register_board_info(0, amcore_i2c_info,

				ARRAY_SIZE(amcore_i2c_info));



	platform_add_devices(amcore_devices, ARRAY_SIZE(amcore_devices));



	return 0;

}



arch_initcall(init_amcore);

arch/m68k/configs/amcore_defconfig

0 → 100644
+118 −0
Original line number Diff line number Diff line 
CONFIG_LOCALVERSION="amcore-001"

CONFIG_DEFAULT_HOSTNAME="amcore"

CONFIG_SYSVIPC=y

# CONFIG_FHANDLE is not set

# CONFIG_USELIB is not set

CONFIG_LOG_BUF_SHIFT=14

CONFIG_NAMESPACES=y

CONFIG_CC_OPTIMIZE_FOR_SIZE=y

# CONFIG_AIO is not set

# CONFIG_ADVISE_SYSCALLS is not set

# CONFIG_MEMBARRIER is not set

CONFIG_EMBEDDED=y

# CONFIG_VM_EVENT_COUNTERS is not set

# CONFIG_COMPAT_BRK is not set

# CONFIG_LBDAF is not set

# CONFIG_BLK_DEV_BSG is not set

# CONFIG_MMU is not set

CONFIG_M5307=y

CONFIG_AMCORE=y

CONFIG_UBOOT=y

CONFIG_RAMSIZE=0x1000000

CONFIG_KERNELBASE=0x20000

CONFIG_NOMMU_INITIAL_TRIM_EXCESS=0

CONFIG_BINFMT_FLAT=y

# CONFIG_COREDUMP is not set

CONFIG_NET=y

CONFIG_PACKET=y

CONFIG_UNIX=y

CONFIG_INET=y

# CONFIG_INET_XFRM_MODE_TRANSPORT is not set

# CONFIG_INET_XFRM_MODE_TUNNEL is not set

# CONFIG_INET_XFRM_MODE_BEET is not set

# CONFIG_IPV6 is not set

# CONFIG_WIRELESS is not set

# CONFIG_UEVENT_HELPER is not set

CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y

# CONFIG_ALLOW_DEV_COREDUMP is not set

CONFIG_CONNECTOR=y

CONFIG_MTD=y

CONFIG_MTD_BLOCK=y

CONFIG_MTD_CFI=y

CONFIG_MTD_JEDECPROBE=y

CONFIG_MTD_CFI_ADV_OPTIONS=y

CONFIG_MTD_CFI_LE_BYTE_SWAP=y

CONFIG_MTD_CFI_GEOMETRY=y

# CONFIG_MTD_CFI_I2 is not set

CONFIG_MTD_CFI_AMDSTD=y

CONFIG_MTD_CFI_STAA=y

CONFIG_MTD_ROM=y

CONFIG_MTD_COMPLEX_MAPPINGS=y

CONFIG_MTD_PHYSMAP=y

CONFIG_MTD_UCLINUX=y

CONFIG_MTD_PLATRAM=y

CONFIG_BLK_DEV_RAM=y

CONFIG_NETDEVICES=y

# CONFIG_NET_VENDOR_ARC is not set

# CONFIG_NET_CADENCE is not set

# CONFIG_NET_VENDOR_BROADCOM is not set

CONFIG_DM9000=y

# CONFIG_NET_VENDOR_EZCHIP is not set

# CONFIG_NET_VENDOR_INTEL is not set

# CONFIG_NET_VENDOR_MARVELL is not set

# CONFIG_NET_VENDOR_MICREL is not set

# CONFIG_NET_VENDOR_NATSEMI is not set

# CONFIG_NET_VENDOR_NETRONOME is not set

# CONFIG_NET_VENDOR_QUALCOMM is not set

# CONFIG_NET_VENDOR_RENESAS is not set

# CONFIG_NET_VENDOR_ROCKER is not set

# CONFIG_NET_VENDOR_SAMSUNG is not set

# CONFIG_NET_VENDOR_SEEQ is not set

# CONFIG_NET_VENDOR_SMSC is not set

# CONFIG_NET_VENDOR_STMICRO is not set

# CONFIG_NET_VENDOR_SYNOPSYS is not set

# CONFIG_NET_VENDOR_VIA is not set

# CONFIG_NET_VENDOR_WIZNET is not set

# CONFIG_WLAN is not set

# CONFIG_INPUT is not set

# CONFIG_SERIO is not set

# CONFIG_VT is not set

# CONFIG_UNIX98_PTYS is not set

# CONFIG_DEVMEM is not set

# CONFIG_DEVKMEM is not set

CONFIG_SERIAL_MCF=y

CONFIG_SERIAL_MCF_BAUDRATE=115200

CONFIG_SERIAL_MCF_CONSOLE=y

# CONFIG_HW_RANDOM is not set

CONFIG_I2C=y

# CONFIG_I2C_COMPAT is not set

CONFIG_I2C_CHARDEV=y

# CONFIG_I2C_HELPER_AUTO is not set

CONFIG_I2C_COLDFIRE=y

CONFIG_PPS=y

# CONFIG_HWMON is not set

# CONFIG_USB_SUPPORT is not set

CONFIG_RTC_CLASS=y

# CONFIG_RTC_SYSTOHC is not set

CONFIG_RTC_DRV_DS1307=y

CONFIG_EXT2_FS=y

CONFIG_EXT2_FS_XATTR=y

# CONFIG_FILE_LOCKING is not set

# CONFIG_DNOTIFY is not set

# CONFIG_INOTIFY_USER is not set

CONFIG_FSCACHE=y

# CONFIG_PROC_SYSCTL is not set

CONFIG_JFFS2_FS=y

CONFIG_ROMFS_FS=y

CONFIG_ROMFS_BACKED_BY_BOTH=y

# CONFIG_NETWORK_FILESYSTEMS is not set

CONFIG_PRINTK_TIME=y

# CONFIG_ENABLE_WARN_DEPRECATED is not set

# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set

CONFIG_PANIC_ON_OOPS=y

# CONFIG_SCHED_DEBUG is not set

# CONFIG_DEBUG_BUGVERBOSE is not set

# CONFIG_CRYPTO_ECHAINIV is not set

CONFIG_CRYPTO_ANSI_CPRNG=y

# CONFIG_CRYPTO_HW is not set

CONFIG_CRC16=y