Commit c8b61d50 authored by Angelo Dureghello's avatar Angelo Dureghello Committed by Greg Ungerer

m68k: add Sysam stmark2 open board support

Add support for Sysam stmark2 board, an open hardware embedded
Linux board, see http://sysam.it/cff_stmark2.html for any info.
Signed-off-by: default avatarAngelo Dureghello <angelo@sysam.it>
Signed-off-by: default avatarGreg Ungerer <gerg@linux-m68k.org>
parent 08fe92e2
......@@ -266,6 +266,12 @@ config AMCORE
help
Support for the Sysam AMCORE open-hardware generic board.
config STMARK2
bool "Sysam stmark2 board support"
depends on M5441x
help
Support for the Sysam stmark2 open-hardware generic board.
config FIREBEE
bool "FireBee board support"
depends on M547x
......
......@@ -35,7 +35,8 @@ 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_AMCORE) += amcore.o
obj-$(CONFIG_STMARK2) += stmark2.o
obj-$(CONFIG_PCI) += pci.o
......
/*
* stmark2.c -- Support for Sysam AMCORE open board
*
* (C) Copyright 2017, 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/platform_device.h>
#include <linux/mtd/partitions.h>
#include <linux/spi/spi.h>
#include <linux/spi/spi-fsl-dspi.h>
#include <linux/spi/flash.h>
#include <asm/mcfsim.h>
/*
* Partitioning of parallel NOR flash (39VF3201B)
*/
static struct mtd_partition stmark2_partitions[] = {
{
.name = "U-Boot (1024K)",
.size = 0x100000,
.offset = 0x0
}, {
.name = "Kernel+initramfs (7168K)",
.size = 0x700000,
.offset = MTDPART_OFS_APPEND
}, {
.name = "Flash Free Space (8192K)",
.size = MTDPART_SIZ_FULL,
.offset = MTDPART_OFS_APPEND
}
};
static struct flash_platform_data stmark2_spi_flash_data = {
.name = "is25lp128",
.parts = stmark2_partitions,
.nr_parts = ARRAY_SIZE(stmark2_partitions),
.type = "is25lp128",
};
static struct spi_board_info stmark2_board_info[] __initdata = {
{
.modalias = "m25p80",
.max_speed_hz = 5000000,
.bus_num = 0,
.chip_select = 1,
.platform_data = &stmark2_spi_flash_data,
.mode = SPI_MODE_3,
}
};
/* SPI controller data, SPI (0) */
static struct fsl_dspi_platform_data dspi_spi0_info = {
.cs_num = 4,
.bus_num = 0,
.sck_cs_delay = 100,
.cs_sck_delay = 100,
};
static struct resource dspi_spi0_resource[] = {
[0] = {
.start = MCFDSPI_BASE0,
.end = MCFDSPI_BASE0 + 0xFF,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 12,
.end = 13,
.flags = IORESOURCE_DMA,
},
[2] = {
.start = MCF_IRQ_DSPI0,
.end = MCF_IRQ_DSPI0,
.flags = IORESOURCE_IRQ,
},
};
/* SPI controller, id = bus number */
static struct platform_device dspi_spi0_device = {
.name = "fsl-dspi",
.id = 0,
.num_resources = ARRAY_SIZE(dspi_spi0_resource),
.resource = dspi_spi0_resource,
.dev = {
.platform_data = &dspi_spi0_info,
},
};
static struct platform_device *stmark2_devices[] __initdata = {
&dspi_spi0_device,
};
/*
* Note: proper pin-mux setup is mandatory for proper SPI functionality.
*/
static int __init init_stmark2(void)
{
/* DSPI0, all pins as DSPI, and using CS1 */
__raw_writeb(0x80, MCFGPIO_PAR_DSPIOWL);
__raw_writeb(0xfc, MCFGPIO_PAR_DSPIOWH);
/* Board gpio setup */
__raw_writeb(0x00, MCFGPIO_PAR_BE);
__raw_writeb(0x00, MCFGPIO_PAR_FBCTL);
__raw_writeb(0x00, MCFGPIO_PAR_CS);
__raw_writeb(0x00, MCFGPIO_PAR_CANI2C);
platform_add_devices(stmark2_devices, ARRAY_SIZE(stmark2_devices));
spi_register_board_info(stmark2_board_info,
ARRAY_SIZE(stmark2_board_info));
return 0;
}
late_initcall(init_stmark2);
CONFIG_LOCALVERSION="stmark2-001"
CONFIG_DEFAULT_HOSTNAME="stmark2"
CONFIG_SYSVIPC=y
# CONFIG_FHANDLE is not set
CONFIG_LOG_BUF_SHIFT=14
CONFIG_NAMESPACES=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_INITRAMFS_SOURCE="../uClinux-dist/romfs"
# CONFIG_RD_BZIP2 is not set
# CONFIG_RD_LZMA is not set
# CONFIG_RD_XZ is not set
# CONFIG_RD_LZO is not set
# CONFIG_RD_LZ4 is not set
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_BLK_CMDLINE_PARSER=y
# CONFIG_MMU is not set
CONFIG_M5441x=y
CONFIG_CLOCK_FREQ=240000000
CONFIG_STMARK2=y
CONFIG_RAMBASE=0x40000000
CONFIG_RAMSIZE=0x8000000
CONFIG_VECTORBASE=0x40000000
CONFIG_KERNELBASE=0x40001000
CONFIG_BINFMT_FLAT=y
CONFIG_BINFMT_MISC=y
# CONFIG_UEVENT_HELPER is not set
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y
# CONFIG_ALLOW_DEV_COREDUMP is not set
CONFIG_MTD=y
CONFIG_MTD_CMDLINE_PARTS=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_PLATRAM=y
CONFIG_MTD_M25P80=y
CONFIG_MTD_SPI_NOR=y
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
CONFIG_SERIO_LIBPS2=y
# CONFIG_UNIX98_PTYS is not set
# CONFIG_DEVMEM is not set
CONFIG_SERIAL_MCF=y
CONFIG_SERIAL_MCF_BAUDRATE=115200
CONFIG_SERIAL_MCF_CONSOLE=y
# CONFIG_HW_RANDOM is not set
CONFIG_SPI=y
CONFIG_SPI_DEBUG=y
CONFIG_SPI_FSL_DSPI=y
CONFIG_DEBUG_GPIO=y
CONFIG_GPIO_SYSFS=y
CONFIG_GPIO_GENERIC_PLATFORM=y
# CONFIG_HWMON is not set
# CONFIG_RC_CORE is not set
# CONFIG_HID is not set
# CONFIG_USB_SUPPORT is not set
# 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_PRINTK_TIME=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_SECTION_MISMATCH_WARN_ONLY is not set
CONFIG_SLUB_DEBUG_ON=y
CONFIG_PANIC_ON_OOPS=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_DEBUG_BUGVERBOSE is not set
CONFIG_BOOTPARAM=y
CONFIG_BOOTPARAM_STRING="console=ttyS0,115200 root=/dev/ram0 rw rootfstype=ramfs rdinit=/bin/init devtmpfs.mount=1"
CONFIG_CRYPTO=y
# CONFIG_CRYPTO_ECHAINIV is not set
CONFIG_CRYPTO_ANSI_CPRNG=y
# CONFIG_CRYPTO_HW is not set
CONFIG_CRC16=y
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