diff options
Diffstat (limited to 'arch/arm/mach-mx1')
| -rw-r--r-- | arch/arm/mach-mx1/Kconfig | 4 | ||||
| -rw-r--r-- | arch/arm/mach-mx1/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx1/scb9328.c | 160 |
3 files changed, 165 insertions, 0 deletions
diff --git a/arch/arm/mach-mx1/Kconfig b/arch/arm/mach-mx1/Kconfig index 2b59fc74784f..f86cfcb60224 100644 --- a/arch/arm/mach-mx1/Kconfig +++ b/arch/arm/mach-mx1/Kconfig @@ -11,4 +11,8 @@ config ARCH_MX1ADS help Say Y here if you are using Motorola MX1ADS/MXLADS boards +config MACH_SCB9328 + bool "Synertronixx scb9328" + help + Say Y here if you are using a Synertronixx scb9328 board endif diff --git a/arch/arm/mach-mx1/Makefile b/arch/arm/mach-mx1/Makefile index b969719011fa..82f1309568ef 100644 --- a/arch/arm/mach-mx1/Makefile +++ b/arch/arm/mach-mx1/Makefile @@ -8,3 +8,4 @@ obj-y += generic.o clock.o devices.o # Specific board support obj-$(CONFIG_ARCH_MX1ADS) += mx1ads.o +obj-$(CONFIG_MACH_SCB9328) += scb9328.o
\ No newline at end of file diff --git a/arch/arm/mach-mx1/scb9328.c b/arch/arm/mach-mx1/scb9328.c new file mode 100644 index 000000000000..0e71f3fa28bf --- /dev/null +++ b/arch/arm/mach-mx1/scb9328.c @@ -0,0 +1,160 @@ +/* + * linux/arch/arm/mach-mx1/scb9328.c + * + * Copyright (c) 2004 Sascha Hauer <saschahauer@web.de> + * Copyright (c) 2006-2008 Juergen Beisert <jbeisert@netscape.net> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/interrupt.h> +#include <linux/dm9000.h> + +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> + +#include <mach/common.h> +#include <mach/hardware.h> +#include <mach/irqs.h> +#include <mach/imx-uart.h> +#include <mach/iomux.h> + +#include "devices.h" + +/* + * This scb9328 has a 32MiB flash + */ +static struct resource flash_resource = { + .start = IMX_CS0_PHYS, + .end = IMX_CS0_PHYS + (32 * 1024 * 1024) - 1, + .flags = IORESOURCE_MEM, +}; + +static struct physmap_flash_data scb_flash_data = { + .width = 2, +}; + +static struct platform_device scb_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &scb_flash_data, + }, + .resource = &flash_resource, + .num_resources = 1, +}; + +/* + * scb9328 has a DM9000 network controller + * connected to CS5, with 16 bit data path + * and interrupt connected to GPIO 3 + */ + +/* + * internal datapath is fixed 16 bit + */ +static struct dm9000_plat_data dm9000_platdata = { + .flags = DM9000_PLATF_16BITONLY, +}; + +/* + * the DM9000 drivers wants two defined address spaces + * to gain access to address latch registers and the data path. + */ +static struct resource dm9000x_resources[] = { + [0] = { + .name = "address area", + .start = IMX_CS5_PHYS, + .end = IMX_CS5_PHYS + 1, + .flags = IORESOURCE_MEM /* address access */ + }, + [1] = { + .name = "data area", + .start = IMX_CS5_PHYS + 4, + .end = IMX_CS5_PHYS + 5, + .flags = IORESOURCE_MEM /* data access */ + }, + [2] = { + .start = IRQ_GPIOC(3), + .end = IRQ_GPIOC(3), + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL + }, +}; + +static struct platform_device dm9000x_device = { + .name = "dm9000", + .id = 0, + .num_resources = ARRAY_SIZE(dm9000x_resources), + .resource = dm9000x_resources, + .dev = { + .platform_data = &dm9000_platdata, + } +}; + +static int mxc_uart1_pins[] = { + PC9_PF_UART1_CTS, + PC10_PF_UART1_RTS, + PC11_PF_UART1_TXD, + PC12_PF_UART1_RXD, +}; + +static int uart1_mxc_init(struct platform_device *pdev) +{ + return mxc_gpio_setup_multiple_pins(mxc_uart1_pins, + ARRAY_SIZE(mxc_uart1_pins), "UART1"); +} + +static int uart1_mxc_exit(struct platform_device *pdev) +{ + mxc_gpio_release_multiple_pins(mxc_uart1_pins, + ARRAY_SIZE(mxc_uart1_pins)); + return 0; +} + +static struct imxuart_platform_data uart_pdata = { + .init = uart1_mxc_init, + .exit = uart1_mxc_exit, + .flags = IMXUART_HAVE_RTSCTS, +}; + +static struct platform_device *devices[] __initdata = { + &scb_flash_device, + &dm9000x_device, +}; + +/* + * scb9328_init - Init the CPU card itself + */ +static void __init scb9328_init(void) +{ + mxc_register_device(&imx_uart1_device, &uart_pdata); + + printk(KERN_INFO"Scb9328: Adding devices\n"); + platform_add_devices(devices, ARRAY_SIZE(devices)); +} + +static void __init scb9328_timer_init(void) +{ + mx1_clocks_init(32000); +} + +static struct sys_timer scb9328_timer = { + .init = scb9328_timer_init, +}; + +MACHINE_START(SCB9328, "Synertronixx scb9328") + /* Sascha Hauer */ + .phys_io = 0x00200000, + .io_pg_offst = ((0xe0200000) >> 18) & 0xfffc, + .boot_params = 0x08000100, + .map_io = mxc_map_io, + .init_irq = mxc_init_irq, + .timer = &scb9328_timer, + .init_machine = scb9328_init, +MACHINE_END |