diff options
Diffstat (limited to 'arch/arm/mach-s3c/mach-tct_hammer.c')
| -rw-r--r-- | arch/arm/mach-s3c/mach-tct_hammer.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c/mach-tct_hammer.c b/arch/arm/mach-s3c/mach-tct_hammer.c new file mode 100644 index 000000000..93ab1abd8 --- /dev/null +++ b/arch/arm/mach-s3c/mach-tct_hammer.c @@ -0,0 +1,157 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// Copyright (c) 2007 TinCanTools +// David Anders <danders@amltd.com> +// +// @History: +// derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by +// Ben Dooks <ben@simtec.co.uk> + +#include <linux/gpio/machine.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/timer.h> +#include <linux/init.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/serial_core.h> +#include <linux/serial_s3c.h> +#include <linux/io.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> +#include <asm/mach/flash.h> + +#include <asm/irq.h> +#include <asm/mach-types.h> + +#include <linux/platform_data/i2c-s3c2410.h> +#include "devs.h" +#include "cpu.h" + +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> +#include <linux/mtd/map.h> +#include <linux/mtd/physmap.h> + +#include "s3c24xx.h" + +static struct resource tct_hammer_nor_resource = + DEFINE_RES_MEM(0x00000000, SZ_16M); + +static struct mtd_partition tct_hammer_mtd_partitions[] = { + { + .name = "System", + .size = 0x240000, + .offset = 0, + .mask_flags = MTD_WRITEABLE, /* force read-only */ + }, { + .name = "JFFS2", + .size = MTDPART_SIZ_FULL, + .offset = MTDPART_OFS_APPEND, + } +}; + +static struct physmap_flash_data tct_hammer_flash_data = { + .width = 2, + .parts = tct_hammer_mtd_partitions, + .nr_parts = ARRAY_SIZE(tct_hammer_mtd_partitions), +}; + +static struct platform_device tct_hammer_device_nor = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &tct_hammer_flash_data, + }, + .num_resources = 1, + .resource = &tct_hammer_nor_resource, +}; + +static struct map_desc tct_hammer_iodesc[] __initdata = { +}; + +#define UCON S3C2410_UCON_DEFAULT +#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB +#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE + +static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = { + [0] = { + .hwport = 0, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, + [1] = { + .hwport = 1, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + }, + [2] = { + .hwport = 2, + .flags = 0, + .ucon = UCON, + .ulcon = ULCON, + .ufcon = UFCON, + } +}; + +static struct gpiod_lookup_table tct_hammer_mmc_gpio_table = { + .dev_id = "s3c2410-sdi", + .table = { + /* bus pins */ + GPIO_LOOKUP_IDX("GPIOE", 5, "bus", 0, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("GPIOE", 6, "bus", 1, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("GPIOE", 7, "bus", 2, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("GPIOE", 8, "bus", 3, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("GPIOE", 9, "bus", 4, GPIO_ACTIVE_HIGH), + GPIO_LOOKUP_IDX("GPIOE", 10, "bus", 5, GPIO_ACTIVE_HIGH), + { }, + }, +}; + +static struct platform_device *tct_hammer_devices[] __initdata = { + &s3c_device_adc, + &s3c_device_wdt, + &s3c_device_i2c0, + &s3c_device_ohci, + &s3c_device_rtc, + &s3c_device_usbgadget, + &s3c_device_sdi, + &tct_hammer_device_nor, +}; + +static void __init tct_hammer_map_io(void) +{ + s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc)); + s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs)); + s3c24xx_set_timer_source(S3C24XX_PWM3, S3C24XX_PWM4); +} + +static void __init tct_hammer_init_time(void) +{ + s3c2410_init_clocks(12000000); + s3c24xx_timer_init(); +} + +static void __init tct_hammer_init(void) +{ + s3c_i2c0_set_platdata(NULL); + gpiod_add_lookup_table(&tct_hammer_mmc_gpio_table); + platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices)); +} + +MACHINE_START(TCT_HAMMER, "TCT_HAMMER") + .atag_offset = 0x100, + .nr_irqs = NR_IRQS_S3C2410, + .map_io = tct_hammer_map_io, + .init_irq = s3c2410_init_irq, + .init_machine = tct_hammer_init, + .init_time = tct_hammer_init_time, +MACHINE_END |