diff options
Diffstat (limited to 'kernel/arch/arm/mach-omap1/board-voiceblue.c')
| -rw-r--r-- | kernel/arch/arm/mach-omap1/board-voiceblue.c | 295 |
1 files changed, 0 insertions, 295 deletions
diff --git a/kernel/arch/arm/mach-omap1/board-voiceblue.c b/kernel/arch/arm/mach-omap1/board-voiceblue.c deleted file mode 100644 index 4677a9ccb..000000000 --- a/kernel/arch/arm/mach-omap1/board-voiceblue.c +++ /dev/null @@ -1,295 +0,0 @@ -/* - * linux/arch/arm/mach-omap1/board-voiceblue.c - * - * Modified from board-generic.c - * - * Copyright (C) 2004 2N Telekomunikace, Ladislav Michl <michl@2n.cz> - * - * Code for OMAP5910 based VoiceBlue board (VoIP to GSM gateway). - * - * 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/delay.h> -#include <linux/gpio.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/mtd/physmap.h> -#include <linux/notifier.h> -#include <linux/reboot.h> -#include <linux/serial_8250.h> -#include <linux/serial_reg.h> -#include <linux/smc91x.h> -#include <linux/export.h> -#include <linux/reboot.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/board-voiceblue.h> -#include <mach/flash.h> -#include <mach/mux.h> -#include <mach/tc.h> - -#include <mach/hardware.h> -#include <mach/usb.h> - -#include "common.h" - -static struct plat_serial8250_port voiceblue_ports[] = { - { - .mapbase = (unsigned long)(OMAP_CS1_PHYS + 0x40000), - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .iotype = UPIO_MEM, - .regshift = 1, - .uartclk = 3686400, - }, - { - .mapbase = (unsigned long)(OMAP_CS1_PHYS + 0x50000), - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .iotype = UPIO_MEM, - .regshift = 1, - .uartclk = 3686400, - }, - { - .mapbase = (unsigned long)(OMAP_CS1_PHYS + 0x60000), - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .iotype = UPIO_MEM, - .regshift = 1, - .uartclk = 3686400, - }, - { - .mapbase = (unsigned long)(OMAP_CS1_PHYS + 0x70000), - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .iotype = UPIO_MEM, - .regshift = 1, - .uartclk = 3686400, - }, - { }, -}; - -static struct platform_device serial_device = { - .name = "serial8250", - .id = PLAT8250_DEV_PLATFORM1, -}; - -static int __init ext_uart_init(void) -{ - if (!machine_is_voiceblue()) - return -ENODEV; - - voiceblue_ports[0].irq = gpio_to_irq(12); - voiceblue_ports[1].irq = gpio_to_irq(13); - voiceblue_ports[2].irq = gpio_to_irq(14); - voiceblue_ports[3].irq = gpio_to_irq(15); - serial_device.dev.platform_data = voiceblue_ports; - return platform_device_register(&serial_device); -} -arch_initcall(ext_uart_init); - -static struct physmap_flash_data voiceblue_flash_data = { - .width = 2, - .set_vpp = omap1_set_vpp, -}; - -static struct resource voiceblue_flash_resource = { - .start = OMAP_CS0_PHYS, - .end = OMAP_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device voiceblue_flash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &voiceblue_flash_data, - }, - .num_resources = 1, - .resource = &voiceblue_flash_resource, -}; - -static struct smc91x_platdata voiceblue_smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource voiceblue_smc91x_resources[] = { - [0] = { - .start = OMAP_CS2_PHYS + 0x300, - .end = OMAP_CS2_PHYS + 0x300 + 16, - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - }, -}; - -static struct platform_device voiceblue_smc91x_device = { - .name = "smc91x", - .id = 0, - .dev = { - .platform_data = &voiceblue_smc91x_info, - }, - .num_resources = ARRAY_SIZE(voiceblue_smc91x_resources), - .resource = voiceblue_smc91x_resources, -}; - -static struct platform_device *voiceblue_devices[] __initdata = { - &voiceblue_flash_device, - &voiceblue_smc91x_device, -}; - -static struct omap_usb_config voiceblue_usb_config __initdata = { - .hmc_mode = 3, - .register_host = 1, - .register_dev = 1, - .pins[0] = 2, - .pins[1] = 6, - .pins[2] = 6, -}; - -#define MACHINE_PANICED 1 -#define MACHINE_REBOOTING 2 -#define MACHINE_REBOOT 4 -static unsigned long machine_state; - -static int panic_event(struct notifier_block *this, unsigned long event, - void *ptr) -{ - if (test_and_set_bit(MACHINE_PANICED, &machine_state)) - return NOTIFY_DONE; - - /* Flash power LED */ - omap_writeb(0x78, OMAP_LPG1_LCR); - omap_writeb(0x01, OMAP_LPG1_PMR); /* Enable clock */ - - return NOTIFY_DONE; -} - -static struct notifier_block panic_block = { - .notifier_call = panic_event, -}; - -static int __init voiceblue_setup(void) -{ - if (!machine_is_voiceblue()) - return -ENODEV; - - /* Setup panic notifier */ - atomic_notifier_chain_register(&panic_notifier_list, &panic_block); - - return 0; -} -postcore_initcall(voiceblue_setup); - -static int wdt_gpio_state; - -void voiceblue_wdt_enable(void) -{ - gpio_direction_output(0, 0); - gpio_set_value(0, 1); - gpio_set_value(0, 0); - wdt_gpio_state = 0; -} - -void voiceblue_wdt_disable(void) -{ - gpio_set_value(0, 0); - gpio_set_value(0, 1); - gpio_set_value(0, 0); - gpio_direction_input(0); -} - -void voiceblue_wdt_ping(void) -{ - if (test_bit(MACHINE_REBOOT, &machine_state)) - return; - - wdt_gpio_state = !wdt_gpio_state; - gpio_set_value(0, wdt_gpio_state); -} - -static void voiceblue_restart(enum reboot_mode mode, const char *cmd) -{ - /* - * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28 - * "Global Software Reset Affects Traffic Controller Frequency". - */ - if (cpu_is_omap5912()) { - omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4), DPLL_CTL); - omap_writew(0x8, ARM_RSTCT1); - } - - set_bit(MACHINE_REBOOT, &machine_state); - voiceblue_wdt_enable(); - while (1) ; -} - -EXPORT_SYMBOL(voiceblue_wdt_enable); -EXPORT_SYMBOL(voiceblue_wdt_disable); -EXPORT_SYMBOL(voiceblue_wdt_ping); - -static void __init voiceblue_init(void) -{ - /* mux pins for uarts */ - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - - /* Watchdog */ - gpio_request(0, "Watchdog"); - /* smc91x reset */ - gpio_request(7, "SMC91x reset"); - gpio_direction_output(7, 1); - udelay(2); /* wait at least 100ns */ - gpio_set_value(7, 0); - mdelay(50); /* 50ms until PHY ready */ - /* smc91x interrupt pin */ - gpio_request(8, "SMC91x irq"); - /* 16C554 reset*/ - gpio_request(6, "16C554 reset"); - gpio_direction_output(6, 0); - /* 16C554 interrupt pins */ - gpio_request(12, "16C554 irq"); - gpio_request(13, "16C554 irq"); - gpio_request(14, "16C554 irq"); - gpio_request(15, "16C554 irq"); - irq_set_irq_type(gpio_to_irq(12), IRQ_TYPE_EDGE_RISING); - irq_set_irq_type(gpio_to_irq(13), IRQ_TYPE_EDGE_RISING); - irq_set_irq_type(gpio_to_irq(14), IRQ_TYPE_EDGE_RISING); - irq_set_irq_type(gpio_to_irq(15), IRQ_TYPE_EDGE_RISING); - - voiceblue_smc91x_resources[1].start = gpio_to_irq(8); - voiceblue_smc91x_resources[1].end = gpio_to_irq(8); - platform_add_devices(voiceblue_devices, ARRAY_SIZE(voiceblue_devices)); - omap_serial_init(); - omap1_usb_init(&voiceblue_usb_config); - omap_register_i2c_bus(1, 100, NULL, 0); - - /* There is a good chance board is going up, so enable power LED - * (it is connected through invertor) */ - omap_writeb(0x00, OMAP_LPG1_LCR); - omap_writeb(0x00, OMAP_LPG1_PMR); /* Disable clock */ -} - -MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") - /* Maintainer: Ladislav Michl <michl@2n.cz> */ - .atag_offset = 0x100, - .map_io = omap15xx_map_io, - .init_early = omap1_init_early, - .init_irq = omap1_init_irq, - .init_machine = voiceblue_init, - .init_late = omap1_init_late, - .init_time = omap1_timer_init, - .restart = voiceblue_restart, -MACHINE_END |