diff options
| -rw-r--r-- | arch/arm/mach-shmobile/Kconfig | 7 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 165 |
3 files changed, 172 insertions, 1 deletions
diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig index cc543430170..7b2edd799fb 100644 --- a/arch/arm/mach-shmobile/Kconfig +++ b/arch/arm/mach-shmobile/Kconfig @@ -51,6 +51,11 @@ config AP4EVB_WVGA endchoice +config MACH_MACKEREL + bool "mackerel board" + depends on ARCH_SH7372 + select ARCH_REQUIRE_GPIOLIB + comment "SH-Mobile System Configuration" menu "Memory configuration" @@ -59,7 +64,7 @@ config MEMORY_START hex "Physical memory start address" default "0x50000000" if MACH_G3EVM default "0x40000000" if MACH_G4EVM - default "0x40000000" if MACH_AP4EVB + default "0x40000000" if MACH_AP4EVB || MACH_MACKEREL default "0x00000000" ---help--- Tweak this only when porting to a new machine which does not diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile index ae416fe7daf..11f3242ffc1 100644 --- a/arch/arm/mach-shmobile/Makefile +++ b/arch/arm/mach-shmobile/Makefile @@ -20,3 +20,4 @@ obj-$(CONFIG_GENERIC_GPIO) += $(pfc-y) obj-$(CONFIG_MACH_G3EVM) += board-g3evm.o obj-$(CONFIG_MACH_G4EVM) += board-g4evm.o obj-$(CONFIG_MACH_AP4EVB) += board-ap4evb.o +obj-$(CONFIG_MACH_MACKEREL) += board-mackerel.o diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c new file mode 100644 index 00000000000..b8df7092889 --- /dev/null +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -0,0 +1,165 @@ +/* + * mackerel board support + * + * Copyright (C) 2010 Renesas Solutions Corp. + * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + * + * based on ap4evb + * Copyright (C) 2010 Magnus Damm + * Copyright (C) 2008 Yoshihiro Shimoda + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> +#include <linux/input.h> +#include <linux/io.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/physmap.h> + +#include <mach/common.h> +#include <mach/sh7372.h> + +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <asm/mach/map.h> +#include <asm/mach-types.h> + +/* + * Address Interface BusWidth note + * ------------------------------------------------------------------ + * 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON + * 0x0800_0000 user area - + * 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF + * 0x1400_0000 Ether (LAN9220) 16bit + * 0x1600_0000 user area - cannot use with NAND + * 0x1800_0000 user area - + * 0x1A00_0000 - + * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit + */ + +/* MTD */ +static struct mtd_partition nor_flash_partitions[] = { + { + .name = "loader", + .offset = 0x00000000, + .size = 512 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "bootenv", + .offset = MTDPART_OFS_APPEND, + .size = 512 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "kernel_ro", + .offset = MTDPART_OFS_APPEND, + .size = 8 * 1024 * 1024, + .mask_flags = MTD_WRITEABLE, + }, + { + .name = "kernel", + .offset = MTDPART_OFS_APPEND, + .size = 8 * 1024 * 1024, + }, + { + .name = "data", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct physmap_flash_data nor_flash_data = { + .width = 2, + .parts = nor_flash_partitions, + .nr_parts = ARRAY_SIZE(nor_flash_partitions), +}; + +static struct resource nor_flash_resources[] = { + [0] = { + .start = 0x00000000, + .end = 0x08000000 - 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 platform_device *mackerel_devices[] __initdata = { + &nor_flash_device, +}; + +static struct map_desc mackerel_io_desc[] __initdata = { + /* create a 1:1 entity map for 0xe6xxxxxx + * used by CPGA, INTC and PFC. + */ + { + .virtual = 0xe6000000, + .pfn = __phys_to_pfn(0xe6000000), + .length = 256 << 20, + .type = MT_DEVICE_NONSHARED + }, +}; + +static void __init mackerel_map_io(void) +{ + iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc)); + + /* setup early devices and console here as well */ + sh7372_add_early_devices(); + shmobile_setup_console(); +} + +static void __init mackerel_init(void) +{ + sh7372_pinmux_init(); + + /* enable SCIFA0 */ + gpio_request(GPIO_FN_SCIFA0_TXD, NULL); + gpio_request(GPIO_FN_SCIFA0_RXD, NULL); + + sh7372_add_standard_devices(); + + platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices)); +} + +static void __init mackerel_timer_init(void) +{ + sh7372_clock_init(); + shmobile_timer.init(); +} + +static struct sys_timer mackerel_timer = { + .init = mackerel_timer_init, +}; + +MACHINE_START(MACKEREL, "mackerel") + .map_io = mackerel_map_io, + .init_irq = sh7372_init_irq, + .init_machine = mackerel_init, + .timer = &mackerel_timer, +MACHINE_END |