sh: Add support for AP-SH4A-3A board.

This adds preliminary support for the alpha project AP-SH4A-3A reference
platform (SH7785 based).

Additional paltform information available at:

	http://www.apnet.co.jp/product/superh/ap-sh4a-3a.html

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2011-01-13 18:32:42 +09:00
parent 704bf317fd
commit bc34b0850b
5 changed files with 286 additions and 0 deletions

View file

@ -323,6 +323,13 @@ config SH_SH2007
Compact Flash socket, two serial ports and PC-104 bus.
More information at <http://sh2000.sh-linux.org>.
config SH_APSH4A3A
bool "AP-SH4A-3A"
select SH_ALPHA_BOARD
depends on CPU_SUBTYPE_SH7785
help
Select AP-SH4A-3A if configuring for an ALPHAPROJECT AP-SH4A-3A.
endmenu
source "arch/sh/boards/mach-r2d/Kconfig"

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@ -13,3 +13,4 @@ obj-$(CONFIG_SH_ESPT) += board-espt.o
obj-$(CONFIG_SH_POLARIS) += board-polaris.o
obj-$(CONFIG_SH_TITAN) += board-titan.o
obj-$(CONFIG_SH_SH7757LCR) += board-sh7757lcr.o
obj-$(CONFIG_SH_APSH4A3A) += board-apsh4a3a.o

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@ -0,0 +1,175 @@
/*
* ALPHAPROJECT AP-SH4A-3A Support.
*
* Copyright (C) 2010 ALPHAPROJECT Co.,Ltd.
* Copyright (C) 2008 Yoshihiro Shimoda
* Copyright (C) 2009 Paul Mundt
*
* 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/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/mtd/physmap.h>
#include <linux/smsc911x.h>
#include <linux/irq.h>
#include <linux/clk.h>
#include <asm/machvec.h>
#include <asm/sizes.h>
#include <asm/clock.h>
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "loader",
.offset = 0x00000000,
.size = 512 * 1024,
},
{
.name = "bootenv",
.offset = MTDPART_OFS_APPEND,
.size = 512 * 1024,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 4 * 1024 * 1024,
},
{
.name = "data",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
static struct physmap_flash_data nor_flash_data = {
.width = 4,
.parts = nor_flash_partitions,
.nr_parts = ARRAY_SIZE(nor_flash_partitions),
};
static struct resource nor_flash_resources[] = {
[0] = {
.start = 0x00000000,
.end = 0x01000000 - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device nor_flash_device = {
.name = "physmap-flash",
.dev = {
.platform_data = &nor_flash_data,
},
.num_resources = ARRAY_SIZE(nor_flash_resources),
.resource = nor_flash_resources,
};
static struct resource smsc911x_resources[] = {
[0] = {
.name = "smsc911x-memory",
.start = 0xA4000000,
.end = 0xA4000000 + SZ_256 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.name = "smsc911x-irq",
.start = evt2irq(0x200),
.end = evt2irq(0x200),
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc911x_config = {
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
.flags = SMSC911X_USE_16BIT,
.phy_interface = PHY_INTERFACE_MODE_MII,
};
static struct platform_device smsc911x_device = {
.name = "smsc911x",
.id = -1,
.num_resources = ARRAY_SIZE(smsc911x_resources),
.resource = smsc911x_resources,
.dev = {
.platform_data = &smsc911x_config,
},
};
static struct platform_device *apsh4a3a_devices[] __initdata = {
&nor_flash_device,
&smsc911x_device,
};
static int __init apsh4a3a_devices_setup(void)
{
return platform_add_devices(apsh4a3a_devices,
ARRAY_SIZE(apsh4a3a_devices));
}
device_initcall(apsh4a3a_devices_setup);
static int apsh4a3a_clk_init(void)
{
struct clk *clk;
int ret;
clk = clk_get(NULL, "extal");
if (!clk || IS_ERR(clk))
return PTR_ERR(clk);
ret = clk_set_rate(clk, 33333000);
clk_put(clk);
return ret;
}
/* Initialize the board */
static void __init apsh4a3a_setup(char **cmdline_p)
{
printk(KERN_INFO "Alpha Project AP-SH4A-3A support:\n");
}
static void __init apsh4a3a_init_irq(void)
{
plat_irq_setup_pins(IRQ_MODE_IRQ7654);
}
/* Return the board specific boot mode pin configuration */
static int apsh4a3a_mode_pins(void)
{
int value = 0;
/* These are the factory default settings of SW1 and SW2.
* If you change these dip switches then you will need to
* adjust the values below as well.
*/
value &= ~MODE_PIN0; /* Clock Mode 16 */
value &= ~MODE_PIN1;
value &= ~MODE_PIN2;
value &= ~MODE_PIN3;
value |= MODE_PIN4;
value &= ~MODE_PIN5; /* 16-bit Area0 bus width */
value |= MODE_PIN6; /* Area 0 SRAM interface */
value |= MODE_PIN7;
value |= MODE_PIN8; /* Little Endian */
value |= MODE_PIN9; /* Master Mode */
value |= MODE_PIN10; /* Crystal resonator */
value |= MODE_PIN11; /* Display Unit */
value |= MODE_PIN12;
value &= ~MODE_PIN13; /* 29-bit address mode */
value |= MODE_PIN14; /* No PLL step-up */
return value;
}
/*
* The Machine Vector
*/
static struct sh_machine_vector mv_apsh4a3a __initmv = {
.mv_name = "AP-SH4A-3A",
.mv_setup = apsh4a3a_setup,
.mv_clk_init = apsh4a3a_clk_init,
.mv_init_irq = apsh4a3a_init_irq,
.mv_mode_pins = apsh4a3a_mode_pins,
};

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@ -0,0 +1,102 @@
CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_BSD_PROCESS_ACCT=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_LOG_BUF_SHIFT=14
CONFIG_SYSFS_DEPRECATED=y
CONFIG_SYSFS_DEPRECATED_V2=y
CONFIG_BLK_DEV_INITRD=y
CONFIG_SLAB=y
CONFIG_PROFILING=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_BLK_DEV_BSG is not set
CONFIG_CPU_SUBTYPE_SH7785=y
CONFIG_MEMORY_START=0x0C000000
CONFIG_FLATMEM_MANUAL=y
CONFIG_SH_STORE_QUEUES=y
CONFIG_SH_APSH4A3A=y
CONFIG_HIGH_RES_TIMERS=y
CONFIG_KEXEC=y
CONFIG_PREEMPT=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IP_ADVANCED_ROUTER=y
CONFIG_IP_PNP=y
CONFIG_IP_PNP_DHCP=y
# CONFIG_INET_LRO is not set
# CONFIG_IPV6 is not set
# CONFIG_WIRELESS is not set
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
# CONFIG_FW_LOADER is not set
CONFIG_MTD=y
CONFIG_MTD_CONCAT=y
CONFIG_MTD_PARTITIONS=y
CONFIG_MTD_CHAR=y
CONFIG_MTD_BLOCK=y
CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_AMDSTD=y
CONFIG_MTD_PHYSMAP=y
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=16384
CONFIG_NETDEVICES=y
CONFIG_NET_ETHERNET=y
CONFIG_SMSC911X=y
# CONFIG_NETDEV_1000 is not set
# CONFIG_NETDEV_10000 is not set
# CONFIG_WLAN is not set
# CONFIG_INPUT_MOUSEDEV is not set
# CONFIG_INPUT_KEYBOARD is not set
# CONFIG_INPUT_MOUSE is not set
# CONFIG_SERIO is not set
CONFIG_VT_HW_CONSOLE_BINDING=y
CONFIG_SERIAL_SH_SCI=y
CONFIG_SERIAL_SH_SCI_NR_UARTS=6
CONFIG_SERIAL_SH_SCI_CONSOLE=y
CONFIG_HW_RANDOM=y
# CONFIG_HWMON is not set
CONFIG_FB=y
CONFIG_FB_SH7785FB=y
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_FONTS=y
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
CONFIG_LOGO=y
# CONFIG_HID_SUPPORT is not set
# CONFIG_USB_SUPPORT is not set
CONFIG_EXT2_FS=y
CONFIG_EXT3_FS=y
# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
CONFIG_MSDOS_FS=y
CONFIG_VFAT_FS=y
CONFIG_NTFS_FS=y
CONFIG_NTFS_RW=y
CONFIG_PROC_KCORE=y
CONFIG_TMPFS=y
CONFIG_JFFS2_FS=y
CONFIG_CRAMFS=y
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
CONFIG_NFS_V4=y
CONFIG_CIFS=y
CONFIG_NLS_DEFAULT="utf8"
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_932=y
CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
# CONFIG_ENABLE_WARN_DEPRECATED is not set
# CONFIG_ENABLE_MUST_CHECK is not set
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_DEBUG_PREEMPT is not set
# CONFIG_DEBUG_BUGVERBOSE is not set
CONFIG_DEBUG_INFO=y
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
# CONFIG_FTRACE is not set
# CONFIG_CRYPTO_ANSI_CPRNG is not set
# CONFIG_CRYPTO_HW is not set

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@ -62,3 +62,4 @@ ESPT SH_ESPT
POLARIS SH_POLARIS
KFR2R09 SH_KFR2R09
ECOVEC SH_ECOVEC
APSH4A3A SH_APSH4A3A