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freifunkist-firmware/target/linux/ixp4xx/patches-2.6.24/190-cambria_support.patch

420 lines
12 KiB

diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig
--- linux-2.6.24.5/arch/arm/mach-ixp4xx/Kconfig 2008-04-28 20:22:27.000000000 +0200
+++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Kconfig 2008-04-28 20:26:44.000000000 +0200
@@ -25,6 +25,14 @@
Avila Network Platform. For more information on this platform,
see <file:Documentation/arm/IXP4xx>.
+config MACH_CAMBRIA
+ bool "Cambria"
+ select PCI
+ help
+ Say 'Y' here if you want your kernel to support the Gateworks
+ Cambria series. For more information on this platform,
+ see <file:Documentation/arm/IXP4xx>.
+
config MACH_LOFT
bool "Loft"
depends on MACH_AVILA
@@ -200,7 +208,7 @@
config CPU_IXP43X
bool
- depends on MACH_KIXRP435
+ depends on MACH_KIXRP435 || MACH_CAMBRIA
default y
config MACH_GTWX5715
diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile
--- linux-2.6.24.5/arch/arm/mach-ixp4xx/Makefile 2008-04-28 20:22:27.000000000 +0200
+++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/Makefile 2008-04-28 20:26:44.000000000 +0200
@@ -7,6 +7,7 @@
obj-pci-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o
obj-pci-$(CONFIG_MACH_AVILA) += avila-pci.o
+obj-pci-$(CONFIG_MACH_CAMBRIA) += cambria-pci.o
obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o
obj-pci-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o
obj-pci-$(CONFIG_MACH_GTWX5715) += gtwx5715-pci.o
@@ -28,6 +29,7 @@
obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-setup.o
obj-$(CONFIG_MACH_AVILA) += avila-setup.o
+obj-$(CONFIG_MACH_CAMBRIA) += cambria-setup.o
obj-$(CONFIG_MACH_IXDPG425) += coyote-setup.o
obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-setup.o
obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o
diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c
--- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-pci.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-pci.c 2008-04-28 20:30:35.000000000 +0200
@@ -0,0 +1,74 @@
+/*
+ * arch/arch/mach-ixp4xx/cambria-pci.c
+ *
+ * PCI setup routines for Gateworks Cambria series
+ *
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * based on coyote-pci.c:
+ * Copyright (C) 2002 Jungo Software Technologies.
+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
+ *
+ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
+ *
+ * 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 <asm/mach-types.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+
+#include <asm/mach/pci.h>
+
+extern void ixp4xx_pci_preinit(void);
+extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
+extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
+
+void __init cambria_pci_preinit(void)
+{
+ set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
+
+ ixp4xx_pci_preinit();
+}
+
+static int __init cambria_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (slot == 1)
+ return IRQ_IXP4XX_GPIO11;
+ else if (slot == 2)
+ return IRQ_IXP4XX_GPIO10;
+ else if (slot == 3)
+ return IRQ_IXP4XX_GPIO9;
+ else if (slot == 4)
+ return IRQ_IXP4XX_GPIO8;
+ else return -1;
+}
+
+struct hw_pci cambria_pci __initdata = {
+ .nr_controllers = 1,
+ .preinit = cambria_pci_preinit,
+ .swizzle = pci_std_swizzle,
+ .setup = ixp4xx_setup,
+ .scan = ixp4xx_scan_bus,
+ .map_irq = cambria_map_irq,
+};
+
+int __init cambria_pci_init(void)
+{
+ if (machine_is_cambria())
+ pci_common_init(&cambria_pci);
+ return 0;
+}
+
+subsys_initcall(cambria_pci_init);
diff -Nur linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c
--- linux-2.6.24.5/arch/arm/mach-ixp4xx/cambria-setup.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.24.5-owrt/arch/arm/mach-ixp4xx/cambria-setup.c 2008-04-28 21:07:16.000000000 +0200
@@ -0,0 +1,280 @@
+/*
+ * arch/arm/mach-ixp4xx/cambria-setup.c
+ *
+ * Board setup for the Gateworks Cambria series
+ *
+ * Copyright (C) 2008 Imre Kaloz <Kaloz@openwrt.org>
+ *
+ * based on coyote-setup.c:
+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
+ *
+ * Author: Imre Kaloz <Kaloz@openwrt.org>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/if_ether.h>
+#include <linux/socket.h>
+#include <linux/netdevice.h>
+#include <linux/serial.h>
+#include <linux/tty.h>
+#include <linux/serial_8250.h>
+#include <linux/slab.h>
+#ifdef CONFIG_SENSORS_EEPROM
+# include <linux/i2c.h>
+# include <linux/eeprom.h>
+#endif
+
+#include <linux/i2c-gpio.h>
+#include <asm/types.h>
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct flash_platform_data cambria_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource cambria_flash_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device cambria_flash = {
+ .name = "IXP4XX-Flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &cambria_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &cambria_flash_resource,
+};
+
+static struct i2c_gpio_platform_data cambria_i2c_gpio_data = {
+ .sda_pin = 7,
+ .scl_pin = 6,
+};
+
+static struct platform_device cambria_i2c_gpio = {
+ .name = "i2c-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &cambria_i2c_gpio_data,
+ },
+};
+
+static struct resource cambria_uart_resource = {
+ .start = IXP4XX_UART1_BASE_PHYS,
+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct plat_serial8250_port cambria_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,
+ },
+ { },
+};
+
+static struct platform_device cambria_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = cambria_uart_data,
+ },
+ .num_resources = 1,
+ .resource = &cambria_uart_resource,
+};
+
+static struct resource cambria_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 cambria_pata_data = {
+ .cs0_bits = 0xbfff3c03,
+ .cs1_bits = 0xbfff3c03,
+};
+
+static struct platform_device cambria_pata = {
+ .name = "pata_ixp4xx_cf",
+ .id = 0,
+ .dev.platform_data = &cambria_pata_data,
+ .num_resources = ARRAY_SIZE(cambria_pata_resources),
+ .resource = cambria_pata_resources,
+};
+
+static struct eth_plat_info cambria_plat_eth[] = {
+ {
+ .phy = 2,
+ .rxq = 4,
+ .txreadyq = 21,
+ }, {
+ .phy = 1,
+ .rxq = 2,
+ .txreadyq = 19,
+ }
+};
+
+static struct platform_device cambria_eth[] = {
+ {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = cambria_plat_eth,
+ }, {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEA,
+ .dev.platform_data = cambria_plat_eth + 1,
+ }
+};
+
+#ifdef CONFIG_LEDS_IXP4XX
+static struct platform_device cambria_leds_pld = {
+ .name = "IXP4XX-PLD-LED",
+ .id = -1,
+ .num_resources = 0,
+};
+
+static struct platform_device cambria_leds_mem = {
+ .name = "IXP4XX-MEM-LED",
+ .id = -1,
+ .num_resources = 0,
+};
+#endif
+
+static struct platform_device *cambria_devices[] __initdata = {
+ &cambria_i2c_gpio,
+ &cambria_flash,
+ &cambria_uart,
+#ifdef CONFIG_LEDS_IXP4XX
+ &cambria_leds_pld,
+ &cambria_leds_mem,
+#endif
+ &cambria_eth[0],
+ &cambria_eth[1],
+};
+
+static char cambria_rtc_probe[] __initdata = "rtc-ds1672.probe=0,0x68 ";
+
+static void __init cambria_fixup(struct machine_desc *desc,
+ struct tag *tags, char **cmdline, struct meminfo *mi)
+{
+ struct tag *t = tags;
+ char *p = *cmdline;
+
+ /* Find the end of the tags table, taking note of any cmdline tag. */
+ for (; t->hdr.size; t = tag_next(t)) {
+ if (t->hdr.tag == ATAG_CMDLINE) {
+ p = t->u.cmdline.cmdline;
+ }
+ }
+
+ /* Overwrite the end of the table with a new cmdline tag. */
+ t->hdr.tag = ATAG_CMDLINE;
+ t->hdr.size = (sizeof (struct tag_header) +
+ strlen(cambria_rtc_probe) + strlen(p) + 1 + 4) >> 2;
+ strlcpy(t->u.cmdline.cmdline, cambria_rtc_probe, COMMAND_LINE_SIZE);
+ strlcpy(t->u.cmdline.cmdline + strlen(cambria_rtc_probe), p,
+ COMMAND_LINE_SIZE - strlen(cambria_rtc_probe));
+
+ /* Terminate the table. */
+ t = tag_next(t);
+ t->hdr.tag = ATAG_NONE;
+ t->hdr.size = 0;
+}
+
+#ifdef CONFIG_SENSORS_EEPROM
+static int cambria_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
+{
+ struct eeprom_data *data = t;
+ struct sockaddr address;
+ struct net_device * netdev;
+
+ char macs[12];
+
+ /* The MACs are the first 12 bytes in the eeprom at address 0x51 */
+ if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
+ data->attr->read(&data->client.dev.kobj, data->attr, macs, 0, 12);
+ /* eth0 */
+ memcpy(address.sa_data, macs, ETH_ALEN);
+ memcpy(&cambria_plat_eth[0].hwaddr, macs, ETH_ALEN);
+ if ( (netdev = dev_get_by_name(&init_net, "eth0")) )
+ netdev->set_mac_address(netdev, &address);
+
+ /* eth1 */
+ memcpy(address.sa_data, macs + ETH_ALEN, ETH_ALEN);
+ memcpy(&cambria_plat_eth[1].hwaddr, macs + ETH_ALEN, ETH_ALEN);
+ if ( (netdev = dev_get_by_name(&init_net, "eth1")) )
+ netdev->set_mac_address(netdev, &address);
+ }
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block cambria_eeprom_notifier = {
+ .notifier_call = cambria_eeprom_do
+};
+#endif
+
+static void __init cambria_init(void)
+{
+ ixp4xx_sys_init();
+
+#ifdef CONFIG_SENSORS_EEPROM
+ register_eeprom_notifier(&cambria_eeprom_notifier);
+#endif
+
+ cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+ cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
+
+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
+
+ platform_add_devices(cambria_devices, ARRAY_SIZE(cambria_devices));
+
+ cambria_pata_resources[0].start = 0x53e00000;
+ cambria_pata_resources[0].end = 0x53e3ffff;
+
+ cambria_pata_resources[1].start = 0x53e40000;
+ cambria_pata_resources[1].end = 0x53e7ffff;
+
+ cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
+ cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
+
+ platform_device_register(&cambria_pata);
+}
+
+#ifdef CONFIG_MACH_CAMBRIA
+MACHINE_START(CAMBRIA, "Gateworks Cambria series")
+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
+ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
+ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .fixup = cambria_fixup,
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .timer = &ixp4xx_timer,
+ .boot_params = 0x0100,
+ .init_machine = cambria_init,
+MACHINE_END
+#endif
diff -Nur linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h
--- linux-2.6.24.5/include/asm-arm/arch-ixp4xx/hardware.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.24.5-owrt/include/asm-arm/arch-ixp4xx/hardware.h 2008-04-28 21:07:16.000000000 +0200
@@ -18,7 +18,7 @@
#define __ASM_ARCH_HARDWARE_H__
#define PCIBIOS_MIN_IO 0x00001000
-#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x40000000 : 0x48000000)
+#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x48000000 : 0x48000000)
/*
* We override the standard dma-mask routines for bouncing.