diff options
author | Lennert Buytenhek <buytenh@wantstofly.org> | 2006-09-21 02:42:12 +0100 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-09-25 10:34:01 +0100 |
commit | e60d07b6cd38a7afb85f2cf51aebcb3359b63819 (patch) | |
tree | 639b895384a70502f2aac9e8f7bc82ec1a4930f4 | |
parent | 17b602b1c1a38f3f0a4461bb1f571346e751b36b (diff) | |
download | kernel_samsung_smdk4412-e60d07b6cd38a7afb85f2cf51aebcb3359b63819.zip kernel_samsung_smdk4412-e60d07b6cd38a7afb85f2cf51aebcb3359b63819.tar.gz kernel_samsung_smdk4412-e60d07b6cd38a7afb85f2cf51aebcb3359b63819.tar.bz2 |
[ARM] 3850/1: iop3xx: add thecus n2100 support
Add support for the Thecus n2100 (80219-based.)
Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r-- | arch/arm/configs/iop32x_defconfig | 119 | ||||
-rw-r--r-- | arch/arm/mach-iop32x/Kconfig | 6 | ||||
-rw-r--r-- | arch/arm/mach-iop32x/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/mach-iop32x/irq.c | 3 | ||||
-rw-r--r-- | arch/arm/mach-iop32x/n2100.c | 251 | ||||
-rw-r--r-- | include/asm-arm/arch-iop32x/hardware.h | 1 | ||||
-rw-r--r-- | include/asm-arm/arch-iop32x/n2100.h | 19 | ||||
-rw-r--r-- | include/asm-arm/arch-iop32x/system.h | 11 |
8 files changed, 408 insertions, 3 deletions
diff --git a/arch/arm/configs/iop32x_defconfig b/arch/arm/configs/iop32x_defconfig index af7ead3..af3b40c 100644 --- a/arch/arm/configs/iop32x_defconfig +++ b/arch/arm/configs/iop32x_defconfig @@ -128,6 +128,7 @@ CONFIG_ARCH_IOP32X=y # CONFIG_ARCH_IQ80321=y CONFIG_ARCH_IQ31244=y +CONFIG_MACH_N2100=y CONFIG_PLAT_IOP=y # @@ -601,7 +602,8 @@ CONFIG_E1000_NAPI=y # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set -# CONFIG_R8169 is not set +CONFIG_R8169=y +# CONFIG_R8169_NAPI is not set # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set @@ -897,13 +899,126 @@ CONFIG_DUMMY_CONSOLE=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y -# CONFIG_USB is not set +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set + +# +# Miscellaneous USB options +# +# CONFIG_USB_DEVICEFS is not set +# CONFIG_USB_BANDWIDTH is not set +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set + +# +# USB Host Controller Drivers +# +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_SPLIT_ISO=y +CONFIG_USB_EHCI_ROOT_HUB_TT=y +CONFIG_USB_EHCI_TT_NEWSCHED=y +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_OHCI_HCD is not set +CONFIG_USB_UHCI_HCD=y +# CONFIG_USB_SL811_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set # # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' # # +# may also be needed; see USB_STORAGE Help for more information +# +CONFIG_USB_STORAGE=y +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_DPCM is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Input Devices +# +# CONFIG_USB_HID is not set + +# +# USB HID Boot Protocol drivers +# +# CONFIG_USB_KBD is not set +# CONFIG_USB_MOUSE is not set +# CONFIG_USB_AIPTEK is not set +# CONFIG_USB_WACOM is not set +# CONFIG_USB_ACECAD is not set +# CONFIG_USB_KBTAB is not set +# CONFIG_USB_POWERMATE is not set +# CONFIG_USB_TOUCHSCREEN is not set +# CONFIG_USB_YEALINK is not set +# CONFIG_USB_XPAD is not set +# CONFIG_USB_ATI_REMOTE is not set +# CONFIG_USB_ATI_REMOTE2 is not set +# CONFIG_USB_KEYSPAN_REMOTE is not set +# CONFIG_USB_APPLETOUCH is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set +CONFIG_USB_MON=y + +# +# USB port drivers +# + +# +# USB Serial Converter support +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_PHIDGETKIT is not set +# CONFIG_USB_PHIDGETSERVO is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_APPLEDISPLAY is not set +# CONFIG_USB_SISUSBVGA is not set +# CONFIG_USB_LD is not set + +# +# USB DSL modem support +# + +# # USB Gadget Support # # CONFIG_USB_GADGET is not set diff --git a/arch/arm/mach-iop32x/Kconfig b/arch/arm/mach-iop32x/Kconfig index d7abfaa..0a397a4 100644 --- a/arch/arm/mach-iop32x/Kconfig +++ b/arch/arm/mach-iop32x/Kconfig @@ -17,6 +17,12 @@ config ARCH_IQ31244 evaluation kit for the Intel 80219 processor (a IOP321 variant) or the IQ31244 evaluation kit for the IOP321 processor. +config MACH_N2100 + bool "Enable support for the Thecus n2100" + help + Say Y here if you want to run your kernel on the Thecus n2100 + NAS appliance. + endmenu endif diff --git a/arch/arm/mach-iop32x/Makefile b/arch/arm/mach-iop32x/Makefile index af1747a..9c62470 100644 --- a/arch/arm/mach-iop32x/Makefile +++ b/arch/arm/mach-iop32x/Makefile @@ -9,3 +9,4 @@ obj- := obj-$(CONFIG_ARCH_IQ80321) += iq80321.o obj-$(CONFIG_ARCH_IQ31244) += iq31244.o +obj-$(CONFIG_MACH_N2100) += n2100.o diff --git a/arch/arm/mach-iop32x/irq.c b/arch/arm/mach-iop32x/irq.c index 21294be..17fb94e 100644 --- a/arch/arm/mach-iop32x/irq.c +++ b/arch/arm/mach-iop32x/irq.c @@ -63,7 +63,8 @@ void __init iop32x_init_irq(void) intctl_write(0); intstr_write(0); if (machine_is_iq80321() || - machine_is_iq31244()) + machine_is_iq31244() || + machine_is_n2100()) *IOP3XX_PCIIRSR = 0x0f; for (i = 0; i < NR_IRQS; i++) { diff --git a/arch/arm/mach-iop32x/n2100.c b/arch/arm/mach-iop32x/n2100.c new file mode 100644 index 0000000..a2c94a4 --- /dev/null +++ b/arch/arm/mach-iop32x/n2100.c @@ -0,0 +1,251 @@ +/* + * arch/arm/mach-iop32x/n2100.c + * + * Board support code for the Thecus N2100 platform. + * + * Author: Rory Bolt <rorybolt@pacbell.net> + * Copyright (C) 2002 Rory Bolt + * Copyright 2003 (c) MontaVista, Software, Inc. + * Copyright (C) 2004 Intel Corp. + * + * 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; either version 2 of the License, or (at your + * option) any later version. + */ + +#include <linux/mm.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/pm.h> +#include <linux/string.h> +#include <linux/slab.h> +#include <linux/serial_core.h> +#include <linux/serial_8250.h> +#include <linux/mtd/physmap.h> +#include <linux/platform_device.h> +#include <linux/reboot.h> +#include <asm/hardware.h> +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/pci.h> +#include <asm/mach/time.h> +#include <asm/mach-types.h> +#include <asm/page.h> +#include <asm/pgtable.h> + +/* + * N2100 timer tick configuration. + */ +static void __init n2100_timer_init(void) +{ + /* 33.000 MHz crystal. */ + iop3xx_init_time(198000000); +} + +static struct sys_timer n2100_timer = { + .init = n2100_timer_init, + .offset = iop3xx_gettimeoffset, +}; + + +/* + * N2100 I/O. + */ +static struct map_desc n2100_io_desc[] __initdata = { + { /* on-board devices */ + .virtual = N2100_UART, + .pfn = __phys_to_pfn(N2100_UART), + .length = 0x00100000, + .type = MT_DEVICE + }, +}; + +void __init n2100_map_io(void) +{ + iop3xx_map_io(); + iotable_init(n2100_io_desc, ARRAY_SIZE(n2100_io_desc)); +} + + +/* + * N2100 PCI. + */ +static inline int __init +n2100_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + int irq; + + if (PCI_SLOT(dev->devfn) == 1) { + /* RTL8110SB #1 */ + irq = IRQ_IOP32X_XINT0; + } else if (PCI_SLOT(dev->devfn) == 2) { + /* RTL8110SB #2 */ + irq = IRQ_IOP32X_XINT1; + } else if (PCI_SLOT(dev->devfn) == 3) { + /* Sil3512 */ + irq = IRQ_IOP32X_XINT2; + } else if (PCI_SLOT(dev->devfn) == 4 && pin == 1) { + /* VT6212 INTA */ + irq = IRQ_IOP32X_XINT1; + } else if (PCI_SLOT(dev->devfn) == 4 && pin == 2) { + /* VT6212 INTB */ + irq = IRQ_IOP32X_XINT0; + } else if (PCI_SLOT(dev->devfn) == 4 && pin == 3) { + /* VT6212 INTC */ + irq = IRQ_IOP32X_XINT2; + } else if (PCI_SLOT(dev->devfn) == 5) { + /* Mini-PCI slot */ + irq = IRQ_IOP32X_XINT3; + } else { + printk(KERN_ERR "n2100_pci_map_irq() called for unknown " + "device PCI:%d:%d:%d\n", dev->bus->number, + PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn)); + irq = -1; + } + + return irq; +} + +static struct hw_pci n2100_pci __initdata = { + .swizzle = pci_std_swizzle, + .nr_controllers = 1, + .setup = iop3xx_pci_setup, + .preinit = iop3xx_pci_preinit, + .scan = iop3xx_pci_scan_bus, + .map_irq = n2100_pci_map_irq, +}; + +static int __init n2100_pci_init(void) +{ + if (machine_is_n2100()) + pci_common_init(&n2100_pci); + + return 0; +} + +subsys_initcall(n2100_pci_init); + + +/* + * N2100 machine initialisation. + */ +static struct physmap_flash_data n2100_flash_data = { + .width = 2, +}; + +static struct resource n2100_flash_resource = { + .start = 0xf0000000, + .end = 0xf0ffffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device n2100_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &n2100_flash_data, + }, + .num_resources = 1, + .resource = &n2100_flash_resource, +}; + + +static struct plat_serial8250_port n2100_serial_port[] = { + { + .mapbase = N2100_UART, + .membase = (char *)N2100_UART, + .irq = 0, + .flags = UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 1843200, + }, + { }, +}; + +static struct resource n2100_uart_resource = { + .start = N2100_UART, + .end = N2100_UART + 7, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device n2100_serial_device = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = n2100_serial_port, + }, + .num_resources = 1, + .resource = &n2100_uart_resource, +}; + + +/* + * Pull PCA9532 GPIO #8 low to power off the machine. + */ +static void n2100_power_off(void) +{ + local_irq_disable(); + + /* Start condition, I2C address of PCA9532, write transaction. */ + *IOP3XX_IDBR0 = 0xc0; + *IOP3XX_ICR0 = 0xe9; + mdelay(1); + + /* Write address 0x08. */ + *IOP3XX_IDBR0 = 0x08; + *IOP3XX_ICR0 = 0xe8; + mdelay(1); + + /* Write data 0x01, stop condition. */ + *IOP3XX_IDBR0 = 0x01; + *IOP3XX_ICR0 = 0xea; + + while (1) + ; +} + + +static struct timer_list power_button_poll_timer; + +static void power_button_poll(unsigned long dummy) +{ + if (gpio_line_get(N2100_POWER_BUTTON) == 0) { + ctrl_alt_del(); + return; + } + + power_button_poll_timer.expires = jiffies + (HZ / 10); + add_timer(&power_button_poll_timer); +} + + +static void __init n2100_init_machine(void) +{ + platform_device_register(&iop3xx_i2c0_device); + platform_device_register(&n2100_flash_device); + platform_device_register(&n2100_serial_device); + + pm_power_off = n2100_power_off; + + init_timer(&power_button_poll_timer); + power_button_poll_timer.function = power_button_poll; + power_button_poll_timer.expires = jiffies + (HZ / 10); + add_timer(&power_button_poll_timer); +} + +MACHINE_START(N2100, "Thecus N2100") + /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */ + .phys_io = N2100_UART, + .io_pg_offst = ((N2100_UART) >> 18) & 0xfffc, + .boot_params = 0xa0000100, + .map_io = n2100_map_io, + .init_irq = iop32x_init_irq, + .timer = &n2100_timer, + .init_machine = n2100_init_machine, +MACHINE_END diff --git a/include/asm-arm/arch-iop32x/hardware.h b/include/asm-arm/arch-iop32x/hardware.h index 6a3001f..c6f58b9 100644 --- a/include/asm-arm/arch-iop32x/hardware.h +++ b/include/asm-arm/arch-iop32x/hardware.h @@ -37,6 +37,7 @@ void iop32x_init_irq(void); */ #include "iq80321.h" #include "iq31244.h" +#include "n2100.h" #endif diff --git a/include/asm-arm/arch-iop32x/n2100.h b/include/asm-arm/arch-iop32x/n2100.h new file mode 100644 index 0000000..fed31a6 --- /dev/null +++ b/include/asm-arm/arch-iop32x/n2100.h @@ -0,0 +1,19 @@ +/* + * include/asm/arch-iop32x/n2100.h + * + * Thecus N2100 board registers + */ + +#ifndef __N2100_H +#define __N2100_H + +#define N2100_UART 0xfe800000 /* UART */ + +#define N2100_COPY_BUTTON IOP3XX_GPIO_LINE(0) +#define N2100_PCA9532_RESET IOP3XX_GPIO_LINE(2) +#define N2100_RESET_BUTTON IOP3XX_GPIO_LINE(3) +#define N2100_HARDWARE_RESET IOP3XX_GPIO_LINE(4) +#define N2100_POWER_BUTTON IOP3XX_GPIO_LINE(5) + + +#endif diff --git a/include/asm-arm/arch-iop32x/system.h b/include/asm-arm/arch-iop32x/system.h index c65ede3..17b7eb7 100644 --- a/include/asm-arm/arch-iop32x/system.h +++ b/include/asm-arm/arch-iop32x/system.h @@ -8,6 +8,8 @@ * published by the Free Software Foundation. */ +#include <asm/mach-types.h> + static inline void arch_idle(void) { cpu_do_idle(); @@ -15,6 +17,15 @@ static inline void arch_idle(void) static inline void arch_reset(char mode) { + local_irq_disable(); + + if (machine_is_n2100()) { + gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW); + gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT); + while (1) + ; + } + *IOP3XX_PCSR = 0x30; /* Jump into ROM at address 0 */ |