diff options
| -rw-r--r-- | arch/arm/mach-ks8695/Kconfig | 39 | ||||
| -rw-r--r-- | arch/arm/mach-ks8695/Makefile | 5 | ||||
| -rw-r--r-- | arch/arm/mach-ks8695/board-og.c | 199 |
3 files changed, 243 insertions, 0 deletions
diff --git a/arch/arm/mach-ks8695/Kconfig b/arch/arm/mach-ks8695/Kconfig index f6b737eb79fc..a545976bdbd6 100644 --- a/arch/arm/mach-ks8695/Kconfig +++ b/arch/arm/mach-ks8695/Kconfig @@ -43,6 +43,45 @@ config MACH_SE4200 Internet Router. See http://www.securecomputing.com for more details. +config MACH_CM4002 + bool "OpenGear CM4002" + help + Say 'Y' here if you want your kernel to support the OpenGear + CM4002 Secure Access Server. See http://www.opengear.com for + more details. + +config MACH_CM4008 + bool "OpenGear CM4008" + select MIGHT_HAVE_PCI + help + Say 'Y' here if you want your kernel to support the OpenGear + CM4008 Console Server. See http://www.opengear.com for more + details. + +config MACH_CM41xx + bool "OpenGear CM41xx" + select MIGHT_HAVE_PCI + help + Say 'Y' here if you want your kernel to support the OpenGear + CM4016 or CM4048 Console Servers. See http://www.opengear.com for + more details. + +config MACH_IM4004 + bool "OpenGear IM4004" + select MIGHT_HAVE_PCI + help + Say 'Y' here if you want your kernel to support the OpenGear + IM4004 Secure Access Server. See http://www.opengear.com for + more details. + +config MACH_IM42xx + bool "OpenGear IM42xx" + select MIGHT_HAVE_PCI + help + Say 'Y' here if you want your kernel to support the OpenGear + IM4216 or IM4248 Console Servers. See http://www.opengear.com for + more details. + endmenu endif diff --git a/arch/arm/mach-ks8695/Makefile b/arch/arm/mach-ks8695/Makefile index 9673c0ccc5dd..50980e6b1c1f 100644 --- a/arch/arm/mach-ks8695/Makefile +++ b/arch/arm/mach-ks8695/Makefile @@ -21,3 +21,8 @@ obj-$(CONFIG_MACH_ACS5K) += board-acs5k.o obj-$(CONFIG_MACH_LITE300) += board-sg.o obj-$(CONFIG_MACH_SG310) += board-sg.o obj-$(CONFIG_MACH_SE4200) += board-sg.o +obj-$(CONFIG_MACH_CM4002) += board-og.o +obj-$(CONFIG_MACH_CM4008) += board-og.o +obj-$(CONFIG_MACH_CM41xx) += board-og.o +obj-$(CONFIG_MACH_IM4004) += board-og.o +obj-$(CONFIG_MACH_IM42xx) += board-og.o diff --git a/arch/arm/mach-ks8695/board-og.c b/arch/arm/mach-ks8695/board-og.c new file mode 100644 index 000000000000..1623ba461e47 --- /dev/null +++ b/arch/arm/mach-ks8695/board-og.c @@ -0,0 +1,199 @@ +/* + * board-og.c -- support for the OpenGear KS8695 based boards. + * + * 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/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/serial_8250.h> +#include <linux/gpio.h> +#include <linux/irq.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/devices.h> +#include <mach/regs-gpio.h> +#include <mach/gpio-ks8695.h> +#include "generic.h" + +static int og_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + if (machine_is_im4004() && (slot == 8)) + return KS8695_IRQ_EXTERN1; + return KS8695_IRQ_EXTERN0; +} + +static struct ks8695_pci_cfg __initdata og_pci = { + .mode = KS8695_MODE_PCI, + .map_irq = og_pci_map_irq, +}; + +static void __init og_register_pci(void) +{ + /* Initialize the GPIO lines for interrupt mode */ + ks8695_gpio_interrupt(KS8695_GPIO_0, IRQ_TYPE_LEVEL_LOW); + + /* Cardbus Slot */ + if (machine_is_im4004()) + ks8695_gpio_interrupt(KS8695_GPIO_1, IRQ_TYPE_LEVEL_LOW); + + ks8695_init_pci(&og_pci); +} + +/* + * The PCI bus reset is driven by a dedicated GPIO line. Toggle it here + * and bring the PCI bus out of reset. + */ +static void __init og_pci_bus_reset(void) +{ + unsigned int rstline = 1; + + /* Some boards use a different GPIO as the PCI reset line */ + if (machine_is_im4004()) + rstline = 2; + else if (machine_is_im42xx()) + rstline = 0; + + gpio_request(rstline, "PCI reset"); + gpio_direction_output(rstline, 0); + + /* Drive a reset on the PCI reset line */ + gpio_set_value(rstline, 1); + gpio_set_value(rstline, 0); + mdelay(100); + gpio_set_value(rstline, 1); + mdelay(100); +} + +/* + * Direct connect serial ports (non-PCI that is). + */ +#define S8250_PHYS 0x03800000 +#define S8250_VIRT 0xf4000000 +#define S8250_SIZE 0x00100000 + +static struct __initdata map_desc og_io_desc[] = { + { + .virtual = S8250_VIRT, + .pfn = __phys_to_pfn(S8250_PHYS), + .length = S8250_SIZE, + .type = MT_DEVICE, + } +}; + +static struct resource og_uart_resources[] = { + { + .start = S8250_VIRT, + .end = S8250_VIRT + S8250_SIZE, + .flags = IORESOURCE_MEM + }, +}; + +static struct plat_serial8250_port og_uart_data[] = { + { + .mapbase = S8250_VIRT, + .membase = (char *) S8250_VIRT, + .irq = 3, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = 115200 * 16, + }, + { }, +}; + +static struct platform_device og_uart = { + .name = "serial8250", + .id = 0, + .dev.platform_data = og_uart_data, + .num_resources = 1, + .resource = og_uart_resources +}; + +static struct platform_device *og_devices[] __initdata = { + &og_uart +}; + +static void __init og_init(void) +{ + ks8695_register_gpios(); + + if (machine_is_cm4002()) { + ks8695_gpio_interrupt(KS8695_GPIO_1, IRQ_TYPE_LEVEL_HIGH); + iotable_init(og_io_desc, ARRAY_SIZE(og_io_desc)); + platform_add_devices(og_devices, ARRAY_SIZE(og_devices)); + } else { + og_pci_bus_reset(); + og_register_pci(); + } + + ks8695_add_device_lan(); + ks8695_add_device_wan(); +} + +#ifdef CONFIG_MACH_CM4002 +MACHINE_START(CM4002, "OpenGear/CM4002") + /* OpenGear Inc. */ + .atag_offset = 0x100, + .map_io = ks8695_map_io, + .init_irq = ks8695_init_irq, + .init_machine = og_init, + .timer = &ks8695_timer, + .restart = ks8695_restart, +MACHINE_END +#endif + +#ifdef CONFIG_MACH_CM4008 +MACHINE_START(CM4008, "OpenGear/CM4008") + /* OpenGear Inc. */ + .atag_offset = 0x100, + .map_io = ks8695_map_io, + .init_irq = ks8695_init_irq, + .init_machine = og_init, + .timer = &ks8695_timer, + .restart = ks8695_restart, +MACHINE_END +#endif + +#ifdef CONFIG_MACH_CM41xx +MACHINE_START(CM41XX, "OpenGear/CM41xx") + /* OpenGear Inc. */ + .atag_offset = 0x100, + .map_io = ks8695_map_io, + .init_irq = ks8695_init_irq, + .init_machine = og_init, + .timer = &ks8695_timer, + .restart = ks8695_restart, +MACHINE_END +#endif + +#ifdef CONFIG_MACH_IM4004 +MACHINE_START(IM4004, "OpenGear/IM4004") + /* OpenGear Inc. */ + .atag_offset = 0x100, + .map_io = ks8695_map_io, + .init_irq = ks8695_init_irq, + .init_machine = og_init, + .timer = &ks8695_timer, + .restart = ks8695_restart, +MACHINE_END +#endif + +#ifdef CONFIG_MACH_IM42xx +MACHINE_START(IM42XX, "OpenGear/IM42xx") + /* OpenGear Inc. */ + .atag_offset = 0x100, + .map_io = ks8695_map_io, + .init_irq = ks8695_init_irq, + .init_machine = og_init, + .timer = &ks8695_timer, + .restart = ks8695_restart, +MACHINE_END +#endif |