+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * arch/arm/mach-ixp4xx/gtwx5715-pci.c
- *
- * Gemtek GTWX5715 (Linksys WRV54G) board setup
- *
- * Copyright (C) 2004 George T. Joseph
- * Derived from Coyote
- */
-
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <asm/mach-types.h>
-#include <mach/hardware.h>
-#include <asm/mach/pci.h>
-
-#include "irqs.h"
-
-#define SLOT0_DEVID 0
-#define SLOT1_DEVID 1
-#define INTA 10 /* slot 1 has INTA and INTB crossed */
-#define INTB 11
-
-/*
- * Slot 0 isn't actually populated with a card connector but
- * we initialize it anyway in case a future version has the
- * slot populated or someone with good soldering skills has
- * some free time.
- */
-void __init gtwx5715_pci_preinit(void)
-{
- irq_set_irq_type(IXP4XX_GPIO_IRQ(INTA), IRQ_TYPE_LEVEL_LOW);
- irq_set_irq_type(IXP4XX_GPIO_IRQ(INTB), IRQ_TYPE_LEVEL_LOW);
- ixp4xx_pci_preinit();
-}
-
-
-static int __init gtwx5715_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- int rc = -1;
-
- if ((slot == SLOT0_DEVID && pin == 1) ||
- (slot == SLOT1_DEVID && pin == 2))
- rc = IXP4XX_GPIO_IRQ(INTA);
- else if ((slot == SLOT0_DEVID && pin == 2) ||
- (slot == SLOT1_DEVID && pin == 1))
- rc = IXP4XX_GPIO_IRQ(INTB);
-
- printk(KERN_INFO "%s: Mapped slot %d pin %d to IRQ %d\n",
- __func__, slot, pin, rc);
- return rc;
-}
-
-struct hw_pci gtwx5715_pci __initdata = {
- .nr_controllers = 1,
- .ops = &ixp4xx_ops,
- .preinit = gtwx5715_pci_preinit,
- .setup = ixp4xx_setup,
- .map_irq = gtwx5715_map_irq,
-};
-
-int __init gtwx5715_pci_init(void)
-{
- if (machine_is_gtwx5715())
- pci_common_init(>wx5715_pci);
-
- return 0;
-}
-
-subsys_initcall(gtwx5715_pci_init);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * arch/arm/mach-ixp4xx/gtwx5715-setup.c
- *
- * Gemtek GTWX5715 (Linksys WRV54G) board setup
- *
- * Copyright (C) 2004 George T. Joseph
- * Derived from Coyote
- */
-
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/serial.h>
-#include <linux/tty.h>
-#include <linux/serial_8250.h>
-#include <asm/types.h>
-#include <asm/setup.h>
-#include <asm/memory.h>
-#include <mach/hardware.h>
-#include <asm/irq.h>
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/flash.h>
-
-#include "irqs.h"
-
-/* GPIO 5,6,7 and 12 are hard wired to the Kendin KS8995M Switch
- and operate as an SPI type interface. The details of the interface
- are available on Kendin/Micrel's web site. */
-
-#define GTWX5715_KSSPI_SELECT 5
-#define GTWX5715_KSSPI_TXD 6
-#define GTWX5715_KSSPI_CLOCK 7
-#define GTWX5715_KSSPI_RXD 12
-
-/* The "reset" button is wired to GPIO 3.
- The GPIO is brought "low" when the button is pushed. */
-
-#define GTWX5715_BUTTON_GPIO 3
-
-/* Board Label Front Label
- LED1 Power
- LED2 Wireless-G
- LED3 not populated but could be
- LED4 Internet
- LED5 - LED8 Controlled by KS8995M Switch
- LED9 DMZ */
-
-#define GTWX5715_LED1_GPIO 2
-#define GTWX5715_LED2_GPIO 9
-#define GTWX5715_LED3_GPIO 8
-#define GTWX5715_LED4_GPIO 1
-#define GTWX5715_LED9_GPIO 4
-
-/*
- * Xscale UART registers are 32 bits wide with only the least
- * significant 8 bits having any meaning. From a configuration
- * perspective, this means 2 things...
- *
- * Setting .regshift = 2 so that the standard 16550 registers
- * line up on every 4th byte.
- *
- * Shifting the register start virtual address +3 bytes when
- * compiled big-endian. Since register writes are done on a
- * single byte basis, if the shift isn't done the driver will
- * write the value into the most significant byte of the register,
- * which is ignored, instead of the least significant.
- */
-
-#ifdef __ARMEB__
-#define REG_OFFSET 3
-#else
-#define REG_OFFSET 0
-#endif
-
-/*
- * Only the second or "console" uart is connected on the gtwx5715.
- */
-
-static struct resource gtwx5715_uart_resources[] = {
- {
- .start = IXP4XX_UART2_BASE_PHYS,
- .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = IRQ_IXP4XX_UART2,
- .end = IRQ_IXP4XX_UART2,
- .flags = IORESOURCE_IRQ,
- },
- { },
-};
-
-
-static struct plat_serial8250_port gtwx5715_uart_platform_data[] = {
- {
- .mapbase = IXP4XX_UART2_BASE_PHYS,
- .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
- .irq = IRQ_IXP4XX_UART2,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = IXP4XX_UART_XTAL,
- },
- { },
-};
-
-static struct platform_device gtwx5715_uart_device = {
- .name = "serial8250",
- .id = PLAT8250_DEV_PLATFORM,
- .dev = {
- .platform_data = gtwx5715_uart_platform_data,
- },
- .num_resources = 2,
- .resource = gtwx5715_uart_resources,
-};
-
-static struct flash_platform_data gtwx5715_flash_data = {
- .map_name = "cfi_probe",
- .width = 2,
-};
-
-static struct resource gtwx5715_flash_resource = {
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device gtwx5715_flash = {
- .name = "IXP4XX-Flash",
- .id = 0,
- .dev = {
- .platform_data = >wx5715_flash_data,
- },
- .num_resources = 1,
- .resource = >wx5715_flash_resource,
-};
-
-static struct platform_device *gtwx5715_devices[] __initdata = {
- >wx5715_uart_device,
- >wx5715_flash,
-};
-
-static void __init gtwx5715_init(void)
-{
- ixp4xx_sys_init();
-
- gtwx5715_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
- gtwx5715_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_8M - 1;
-
- platform_add_devices(gtwx5715_devices, ARRAY_SIZE(gtwx5715_devices));
-}
-
-
-MACHINE_START(GTWX5715, "Gemtek GTWX5715 (Linksys WRV54G)")
- /* Maintainer: George Joseph */
- .map_io = ixp4xx_map_io,
- .init_early = ixp4xx_init_early,
- .init_irq = ixp4xx_init_irq,
- .init_time = ixp4xx_timer_init,
- .atag_offset = 0x100,
- .init_machine = gtwx5715_init,
-#if defined(CONFIG_PCI)
- .dma_zone_size = SZ_64M,
-#endif
- .restart = ixp4xx_restart,
-MACHINE_END
-
-
projects / linux.git / commitdiff