diff options
Diffstat (limited to 'target/linux/ixp4xx-2.6/patches/710-avila_loft_setup.patch')
| -rw-r--r-- | target/linux/ixp4xx-2.6/patches/710-avila_loft_setup.patch | 381 |
1 files changed, 381 insertions, 0 deletions
diff --git a/target/linux/ixp4xx-2.6/patches/710-avila_loft_setup.patch b/target/linux/ixp4xx-2.6/patches/710-avila_loft_setup.patch new file mode 100644 index 0000000000..4fb597d7db --- /dev/null +++ b/target/linux/ixp4xx-2.6/patches/710-avila_loft_setup.patch @@ -0,0 +1,381 @@ +This patch adds support for the Gateworks Avila Network Platform in +a separate set of setup files to the IXDP425. This is necessary now +that a driver for the Avila CF card slot is available. It also adds +support for a minor variant on the Avila board known as the Loft, +which has a different number of maximum PCI devices. + +Signed-off-by: Michael-Luke Jones <mlj28 <at> cam.ac.uk> + +Index: linux-2.6.19/arch/arm/mach-ixp4xx/Kconfig +=================================================================== +--- linux-2.6.19.orig/arch/arm/mach-ixp4xx/Kconfig ++++ linux-2.6.19/arch/arm/mach-ixp4xx/Kconfig +@@ -17,7 +17,7 @@ config MACH_NSLU2 + NSLU2 NAS device. For more information on this platform, + see http://www.nslu2-linux.org + +-config ARCH_AVILA ++config MACH_AVILA + bool "Avila" + select PCI + help +@@ -25,6 +25,14 @@ config ARCH_AVILA + Avila Network Platform. For more information on this platform, + see <file:Documentation/arm/IXP4xx>. + ++config MACH_LOFT ++ bool "Loft" ++ depends on MACH_AVILA ++ help ++ Say 'Y' here if you want your kernel to support the Giant ++ Shoulder Inc Loft board (a minor variation on the standard ++ Gateworks Avila Network Platform). ++ + config ARCH_ADI_COYOTE + bool "Coyote" + select PCI +@@ -86,7 +94,7 @@ config MACH_NAS100D + # + config ARCH_IXDP4XX + bool +- depends on ARCH_IXDP425 || ARCH_AVILA || MACH_IXDP465 ++ depends on ARCH_IXDP425 || MACH_IXDP465 + default y + + # +Index: linux-2.6.19/arch/arm/mach-ixp4xx/Makefile +=================================================================== +--- linux-2.6.19.orig/arch/arm/mach-ixp4xx/Makefile ++++ linux-2.6.19/arch/arm/mach-ixp4xx/Makefile +@@ -6,6 +6,7 @@ obj-pci-y := + obj-pci-n := + + obj-pci-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o ++obj-pci-$(CONFIG_MACH_AVILA) += avila-pci.o + obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o + obj-pci-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o + obj-pci-$(CONFIG_MACH_GTWX5715) += gtwx5715-pci.o +@@ -15,6 +16,7 @@ obj-pci-$(CONFIG_MACH_NAS100D) += nas10 + obj-y += common.o + + obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-setup.o ++obj-$(CONFIG_MACH_AVILA) += avila-setup.o + obj-$(CONFIG_MACH_IXDPG425) += coyote-setup.o + obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-setup.o + obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o +Index: linux-2.6.19/arch/arm/mach-ixp4xx/avila-pci.c +=================================================================== +--- /dev/null ++++ linux-2.6.19/arch/arm/mach-ixp4xx/avila-pci.c +@@ -0,0 +1,78 @@ ++/* ++ * 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> ++ * ++ * 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/pci.h> ++#include <linux/init.h> ++#include <linux/irq.h> ++#include <linux/delay.h> ++ ++#include <asm/mach/pci.h> ++#include <asm/irq.h> ++#include <asm/hardware.h> ++#include <asm/mach-types.h> ++ ++void __init avila_pci_preinit(void) ++{ ++ set_irq_type(IRQ_AVILA_PCI_INTA, IRQT_LOW); ++ set_irq_type(IRQ_AVILA_PCI_INTB, IRQT_LOW); ++ set_irq_type(IRQ_AVILA_PCI_INTC, IRQT_LOW); ++ set_irq_type(IRQ_AVILA_PCI_INTD, IRQT_LOW); ++ ++ ixp4xx_pci_preinit(); ++} ++ ++static int __init avila_map_irq(struct pci_dev *dev, u8 slot, u8 pin) ++{ ++ static int pci_irq_table[AVILA_PCI_IRQ_LINES] = { ++ IRQ_AVILA_PCI_INTA, ++ IRQ_AVILA_PCI_INTB, ++ IRQ_AVILA_PCI_INTC, ++ IRQ_AVILA_PCI_INTD ++ }; ++ ++ int irq = -1; ++ ++ if (slot >= 1 && ++ slot <= (machine_is_loft() ? LOFT_PCI_MAX_DEV : AVILA_PCI_MAX_DEV) && ++ pin >= 1 && pin <= AVILA_PCI_IRQ_LINES) { ++ irq = pci_irq_table[(slot + pin - 2) % 4]; ++ } ++ ++ return irq; ++} ++ ++struct hw_pci avila_pci __initdata = { ++ .nr_controllers = 1, ++ .preinit = avila_pci_preinit, ++ .swizzle = pci_std_swizzle, ++ .setup = ixp4xx_setup, ++ .scan = ixp4xx_scan_bus, ++ .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); ++ +Index: linux-2.6.19/arch/arm/mach-ixp4xx/avila-setup.c +=================================================================== +--- /dev/null ++++ linux-2.6.19/arch/arm/mach-ixp4xx/avila-setup.c +@@ -0,0 +1,152 @@ ++/* ++ * 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/slab.h> ++ ++#include <asm/types.h> ++#include <asm/setup.h> ++#include <asm/memory.h> ++#include <asm/hardware.h> ++#include <asm/mach-types.h> ++#include <asm/irq.h> ++#include <asm/mach/arch.h> ++#include <asm/mach/flash.h> ++ ++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 ixp4xx_i2c_pins avila_i2c_gpio_pins = { ++ .sda_pin = AVILA_SDA_PIN, ++ .scl_pin = AVILA_SCL_PIN, ++}; ++ ++static struct platform_device avila_i2c_controller = { ++ .name = "IXP4XX-I2C", ++ .id = 0, ++ .dev = { ++ .platform_data = &avila_i2c_gpio_pins, ++ }, ++ .num_resources = 0 ++}; ++ ++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 platform_device *avila_devices[] __initdata = { ++ &avila_i2c_controller, ++ &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; ++ ++ platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices)); ++} ++ ++MACHINE_START(AVILA, "Gateworks Avila Network Platform") ++ /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */ ++ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, ++ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, ++ .map_io = ixp4xx_map_io, ++ .init_irq = ixp4xx_init_irq, ++ .timer = &ixp4xx_timer, ++ .boot_params = 0x0100, ++ .init_machine = avila_init, ++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> */ ++ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, ++ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, ++ .map_io = ixp4xx_map_io, ++ .init_irq = ixp4xx_init_irq, ++ .timer = &ixp4xx_timer, ++ .boot_params = 0x0100, ++ .init_machine = avila_init, ++MACHINE_END ++#endif ++ +Index: linux-2.6.19/include/asm-arm/arch-ixp4xx/avila.h +=================================================================== +--- /dev/null ++++ linux-2.6.19/include/asm-arm/arch-ixp4xx/avila.h +@@ -0,0 +1,39 @@ ++/* ++ * include/asm-arm/arch-ixp4xx/avila.h ++ * ++ * Gateworks Avila platform specific definitions ++ * ++ * Author: Michael-Luke Jones <mlj28@cam.ac.uk> ++ * ++ * Based on ixdp425.h ++ * Author: Deepak Saxena <dsaxena@plexity.net> ++ * ++ * Copyright 2004 (c) MontaVista, Software, Inc. ++ * ++ * This file is licensed under the terms of the GNU General Public ++ * License version 2. This program is licensed "as is" without any ++ * warranty of any kind, whether express or implied. ++ */ ++ ++#ifndef __ASM_ARCH_HARDWARE_H__ ++#error "Do not include this directly, instead #include <asm/hardware.h>" ++#endif ++ ++#define AVILA_SDA_PIN 7 ++#define AVILA_SCL_PIN 6 ++ ++/* ++ * AVILA PCI IRQs ++ */ ++#define AVILA_PCI_MAX_DEV 4 ++#define LOFT_PCI_MAX_DEV 6 ++#define AVILA_PCI_IRQ_LINES 4 ++ ++ ++/* PCI controller GPIO to IRQ pin mappings */ ++#define AVILA_PCI_INTA_PIN 11 ++#define AVILA_PCI_INTB_PIN 10 ++#define AVILA_PCI_INTC_PIN 9 ++#define AVILA_PCI_INTD_PIN 8 ++ ++ +Index: linux-2.6.19/include/asm-arm/arch-ixp4xx/hardware.h +=================================================================== +--- linux-2.6.19.orig/include/asm-arm/arch-ixp4xx/hardware.h ++++ linux-2.6.19/include/asm-arm/arch-ixp4xx/hardware.h +@@ -42,6 +42,7 @@ extern unsigned int processor_id; + + /* Platform specific details */ + #include "ixdp425.h" ++#include "avila.h" + #include "coyote.h" + #include "prpmc1100.h" + #include "nslu2.h" +Index: linux-2.6.19/include/asm-arm/arch-ixp4xx/irqs.h +=================================================================== +--- linux-2.6.19.orig/include/asm-arm/arch-ixp4xx/irqs.h ++++ linux-2.6.19/include/asm-arm/arch-ixp4xx/irqs.h +@@ -79,6 +79,15 @@ + #define IRQ_IXDP425_PCI_INTD IRQ_IXP4XX_GPIO8 + + /* ++ * Gateworks Avila board IRQs ++ */ ++#define IRQ_AVILA_PCI_INTA IRQ_IXP4XX_GPIO11 ++#define IRQ_AVILA_PCI_INTB IRQ_IXP4XX_GPIO10 ++#define IRQ_AVILA_PCI_INTC IRQ_IXP4XX_GPIO9 ++#define IRQ_AVILA_PCI_INTD IRQ_IXP4XX_GPIO8 ++ ++ ++/* + * PrPMC1100 Board IRQs + */ + #define IRQ_PRPMC1100_PCI_INTA IRQ_IXP4XX_GPIO11 |