+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * arch/arm/mach-ixp4xx/avila-pci.c
- *
- * Gateworks Avila board-level PCI initialization
- *
- * Author: Michael-Luke Jones <mlj28@cam.ac.uk>
- *
- * Based on ixdp-pci.c
- * Copyright (C) 2002 Intel Corporation.
- * Copyright (C) 2003-2004 MontaVista Software, Inc.
- *
- * Maintainer: Deepak Saxena <dsaxena@plexity.net>
- */
-
-#include <linux/kernel.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/irq.h>
-#include <linux/delay.h>
-#include <asm/mach/pci.h>
-#include <asm/irq.h>
-#include <mach/hardware.h>
-#include <asm/mach-types.h>
-
-#include "irqs.h"
-
-#define AVILA_MAX_DEV 4
-#define LOFT_MAX_DEV 6
-#define IRQ_LINES 4
-
-/* PCI controller GPIO to IRQ pin mappings */
-#define INTA 11
-#define INTB 10
-#define INTC 9
-#define INTD 8
-
-void __init avila_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);
- irq_set_irq_type(IXP4XX_GPIO_IRQ(INTC), IRQ_TYPE_LEVEL_LOW);
- irq_set_irq_type(IXP4XX_GPIO_IRQ(INTD), IRQ_TYPE_LEVEL_LOW);
- ixp4xx_pci_preinit();
-}
-
-static int __init avila_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
-{
- static int pci_irq_table[IRQ_LINES] = {
- IXP4XX_GPIO_IRQ(INTA),
- IXP4XX_GPIO_IRQ(INTB),
- IXP4XX_GPIO_IRQ(INTC),
- IXP4XX_GPIO_IRQ(INTD)
- };
-
- if (slot >= 1 &&
- slot <= (machine_is_loft() ? LOFT_MAX_DEV : AVILA_MAX_DEV) &&
- pin >= 1 && pin <= IRQ_LINES)
- return pci_irq_table[(slot + pin - 2) % 4];
-
- return -1;
-}
-
-struct hw_pci avila_pci __initdata = {
- .nr_controllers = 1,
- .ops = &ixp4xx_ops,
- .preinit = avila_pci_preinit,
- .setup = ixp4xx_setup,
- .map_irq = avila_map_irq,
-};
-
-int __init avila_pci_init(void)
-{
- if (machine_is_avila() || machine_is_loft())
- pci_common_init(&avila_pci);
- return 0;
-}
-
-subsys_initcall(avila_pci_init);
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/arm/mach-ixp4xx/avila-setup.c
- *
- * Gateworks Avila board-setup
- *
- * Author: Michael-Luke Jones <mlj28@cam.ac.uk>
- *
- * Based on ixdp-setup.c
- * Copyright (C) 2003-2005 MontaVista Software, Inc.
- *
- * Author: Deepak Saxena <dsaxena@plexity.net>
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/device.h>
-#include <linux/serial.h>
-#include <linux/tty.h>
-#include <linux/serial_8250.h>
-#include <linux/gpio/machine.h>
-#include <linux/platform_data/pata_ixp4xx_cf.h>
-#include <asm/types.h>
-#include <asm/setup.h>
-#include <asm/memory.h>
-#include <mach/hardware.h>
-#include <asm/mach-types.h>
-#include <asm/irq.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/flash.h>
-
-#include "irqs.h"
-
-#define AVILA_SDA_PIN 7
-#define AVILA_SCL_PIN 6
-
-static struct flash_platform_data avila_flash_data = {
- .map_name = "cfi_probe",
- .width = 2,
-};
-
-static struct resource avila_flash_resource = {
- .flags = IORESOURCE_MEM,
-};
-
-static struct platform_device avila_flash = {
- .name = "IXP4XX-Flash",
- .id = 0,
- .dev = {
- .platform_data = &avila_flash_data,
- },
- .num_resources = 1,
- .resource = &avila_flash_resource,
-};
-
-static struct gpiod_lookup_table avila_i2c_gpiod_table = {
- .dev_id = "i2c-gpio.0",
- .table = {
- GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", AVILA_SDA_PIN,
- NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
- GPIO_LOOKUP_IDX("IXP4XX_GPIO_CHIP", AVILA_SCL_PIN,
- NULL, 1, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
- },
-};
-
-static struct platform_device avila_i2c_gpio = {
- .name = "i2c-gpio",
- .id = 0,
- .dev = {
- .platform_data = NULL,
- },
-};
-
-static struct resource avila_uart_resources[] = {
- {
- .start = IXP4XX_UART1_BASE_PHYS,
- .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
- .flags = IORESOURCE_MEM
- },
- {
- .start = IXP4XX_UART2_BASE_PHYS,
- .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
- .flags = IORESOURCE_MEM
- }
-};
-
-static struct plat_serial8250_port avila_uart_data[] = {
- {
- .mapbase = IXP4XX_UART1_BASE_PHYS,
- .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
- .irq = IRQ_IXP4XX_UART1,
- .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
- .iotype = UPIO_MEM,
- .regshift = 2,
- .uartclk = IXP4XX_UART_XTAL,
- },
- {
- .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 avila_uart = {
- .name = "serial8250",
- .id = PLAT8250_DEV_PLATFORM,
- .dev.platform_data = avila_uart_data,
- .num_resources = 2,
- .resource = avila_uart_resources
-};
-
-static struct resource avila_pata_resources[] = {
- {
- .flags = IORESOURCE_MEM
- },
- {
- .flags = IORESOURCE_MEM,
- },
- {
- .name = "intrq",
- .start = IRQ_IXP4XX_GPIO12,
- .end = IRQ_IXP4XX_GPIO12,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct ixp4xx_pata_data avila_pata_data = {
- .cs0_bits = 0xbfff0043,
- .cs1_bits = 0xbfff0043,
-};
-
-static struct platform_device avila_pata = {
- .name = "pata_ixp4xx_cf",
- .id = 0,
- .dev.platform_data = &avila_pata_data,
- .num_resources = ARRAY_SIZE(avila_pata_resources),
- .resource = avila_pata_resources,
-};
-
-static struct platform_device *avila_devices[] __initdata = {
- &avila_i2c_gpio,
- &avila_flash,
- &avila_uart
-};
-
-static void __init avila_init(void)
-{
- ixp4xx_sys_init();
-
- avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
- avila_flash_resource.end =
- IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
-
- gpiod_add_lookup_table(&avila_i2c_gpiod_table);
-
- platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices));
-
- avila_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(1);
- avila_pata_resources[0].end = IXP4XX_EXP_BUS_END(1);
-
- avila_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
- avila_pata_resources[1].end = IXP4XX_EXP_BUS_END(2);
-
- avila_pata_data.cs0_cfg = IXP4XX_EXP_CS1;
- avila_pata_data.cs1_cfg = IXP4XX_EXP_CS2;
-
- platform_device_register(&avila_pata);
-
-}
-
-MACHINE_START(AVILA, "Gateworks Avila Network Platform")
- /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */
- .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 = avila_init,
-#if defined(CONFIG_PCI)
- .dma_zone_size = SZ_64M,
-#endif
- .restart = ixp4xx_restart,
-MACHINE_END
-
- /*
- * Loft is functionally equivalent to Avila except that it has a
- * different number for the maximum PCI devices. The MACHINE
- * structure below is identical to Avila except for the comment.
- */
-#ifdef CONFIG_MACH_LOFT
-MACHINE_START(LOFT, "Giant Shoulder Inc Loft board")
- /* Maintainer: Tom Billman <kernel@giantshoulderinc.com> */
- .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 = avila_init,
-#if defined(CONFIG_PCI)
- .dma_zone_size = SZ_64M,
-#endif
- .restart = ixp4xx_restart,
-MACHINE_END
-#endif
-
projects / linux-2.6-microblaze.git / commitdiff