If you have any questions or comments about the Linux kernel port
to this board, send e-mail to <sjhill@cotw.com>.
+config ARCH_KIRKWOOD
+ bool "Marvell Kirkwood"
+ select PCI
+ select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
+ select PLAT_ORION
+ help
+ Support for the following Marvell Kirkwood series SoCs:
+ 88F6180, 88F6192 and 88F6281.
+
config ARCH_KS8695
bool "Micrel/Kendin KS8695"
select GENERIC_GPIO
source "arch/arm/mach-orion5x/Kconfig"
+source "arch/arm/mach-kirkwood/Kconfig"
+
source "arch/arm/plat-s3c24xx/Kconfig"
source "arch/arm/plat-s3c/Kconfig"
machine-$(CONFIG_ARCH_NETX) := netx
machine-$(CONFIG_ARCH_NS9XXX) := ns9xxx
machine-$(CONFIG_ARCH_DAVINCI) := davinci
+ machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood
machine-$(CONFIG_ARCH_KS8695) := ks8695
incdir-$(CONFIG_ARCH_MXC) := mxc
machine-$(CONFIG_ARCH_MX3) := mx3
--- /dev/null
+if ARCH_KIRKWOOD
+
+menu "Marvell Kirkwood Implementations"
+
+config MACH_DB88F6281_BP
+ bool "Marvell DB-88F6281-BP Development Board"
+ help
+ Say 'Y' here if you want your kernel to support the
+ Marvell DB-88F6281-BP Development Board.
+
+config MACH_RD88F6192_NAS
+ bool "Marvell RD-88F6192-NAS Reference Board"
+ help
+ Say 'Y' here if you want your kernel to support the
+ Marvell RD-88F6192-NAS Reference Board.
+
+config MACH_RD88F6281
+ bool "Marvell RD-88F6281 Reference Board"
+ help
+ Say 'Y' here if you want your kernel to support the
+ Marvell RD-88F6281 Reference Board.
+
+endmenu
+
+endif
--- /dev/null
+obj-y += common.o addr-map.o irq.o pcie.o
+
+obj-$(CONFIG_MACH_DB88F6281_BP) += db88f6281-bp-setup.o
+obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6192-nas-setup.o
+obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6281-setup.o
--- /dev/null
+ zreladdr-y := 0x00008000
+params_phys-y := 0x00000100
+initrd_phys-y := 0x00800000
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/addr-map.c
+ *
+ * Address map functions for Marvell Kirkwood SoCs
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/mbus.h>
+#include <linux/io.h>
+#include <asm/hardware.h>
+#include "common.h"
+
+/*
+ * Generic Address Decode Windows bit settings
+ */
+#define TARGET_DDR 0
+#define TARGET_DEV_BUS 1
+#define TARGET_PCIE 4
+#define ATTR_DEV_SPI_ROM 0x1e
+#define ATTR_DEV_BOOT 0x1d
+#define ATTR_DEV_NAND 0x2f
+#define ATTR_DEV_CS3 0x37
+#define ATTR_DEV_CS2 0x3b
+#define ATTR_DEV_CS1 0x3d
+#define ATTR_DEV_CS0 0x3e
+#define ATTR_PCIE_IO 0xe0
+#define ATTR_PCIE_MEM 0xe8
+
+/*
+ * Helpers to get DDR bank info
+ */
+#define DDR_BASE_CS_OFF(n) (0x0000 + ((n) << 3))
+#define DDR_SIZE_CS_OFF(n) (0x0004 + ((n) << 3))
+
+/*
+ * CPU Address Decode Windows registers
+ */
+#define WIN_OFF(n) (BRIDGE_VIRT_BASE + 0x0000 + ((n) << 4))
+#define WIN_CTRL_OFF 0x0000
+#define WIN_BASE_OFF 0x0004
+#define WIN_REMAP_LO_OFF 0x0008
+#define WIN_REMAP_HI_OFF 0x000c
+
+
+struct mbus_dram_target_info kirkwood_mbus_dram_info;
+
+static int __init cpu_win_can_remap(int win)
+{
+ if (win < 4)
+ return 1;
+
+ return 0;
+}
+
+static void __init setup_cpu_win(int win, u32 base, u32 size,
+ u8 target, u8 attr, int remap)
+{
+ void __iomem *addr = (void __iomem *)WIN_OFF(win);
+ u32 ctrl;
+
+ base &= 0xffff0000;
+ ctrl = ((size - 1) & 0xffff0000) | (attr << 8) | (target << 4) | 1;
+
+ writel(base, addr + WIN_BASE_OFF);
+ writel(ctrl, addr + WIN_CTRL_OFF);
+ if (cpu_win_can_remap(win)) {
+ if (remap < 0)
+ remap = base;
+
+ writel(remap & 0xffff0000, addr + WIN_REMAP_LO_OFF);
+ writel(0, addr + WIN_REMAP_HI_OFF);
+ }
+}
+
+void __init kirkwood_setup_cpu_mbus(void)
+{
+ void __iomem *addr;
+ int i;
+ int cs;
+
+ /*
+ * First, disable and clear windows.
+ */
+ for (i = 0; i < 8; i++) {
+ addr = (void __iomem *)WIN_OFF(i);
+
+ writel(0, addr + WIN_BASE_OFF);
+ writel(0, addr + WIN_CTRL_OFF);
+ if (cpu_win_can_remap(i)) {
+ writel(0, addr + WIN_REMAP_LO_OFF);
+ writel(0, addr + WIN_REMAP_HI_OFF);
+ }
+ }
+
+ /*
+ * Setup windows for PCIe IO+MEM space.
+ */
+ setup_cpu_win(0, KIRKWOOD_PCIE_IO_PHYS_BASE, KIRKWOOD_PCIE_IO_SIZE,
+ TARGET_PCIE, ATTR_PCIE_IO, KIRKWOOD_PCIE_IO_BUS_BASE);
+ setup_cpu_win(1, KIRKWOOD_PCIE_MEM_PHYS_BASE, KIRKWOOD_PCIE_MEM_SIZE,
+ TARGET_PCIE, ATTR_PCIE_MEM, -1);
+
+ /*
+ * Setup window for NAND controller.
+ */
+ setup_cpu_win(2, KIRKWOOD_NAND_MEM_PHYS_BASE, KIRKWOOD_NAND_MEM_SIZE,
+ TARGET_DEV_BUS, ATTR_DEV_NAND, -1);
+
+ /*
+ * Setup MBUS dram target info.
+ */
+ kirkwood_mbus_dram_info.mbus_dram_target_id = TARGET_DDR;
+
+ addr = (void __iomem *)DDR_WINDOW_CPU_BASE;
+
+ for (i = 0, cs = 0; i < 4; i++) {
+ u32 base = readl(addr + DDR_BASE_CS_OFF(i));
+ u32 size = readl(addr + DDR_SIZE_CS_OFF(i));
+
+ /*
+ * Chip select enabled?
+ */
+ if (size & 1) {
+ struct mbus_dram_window *w;
+
+ w = &kirkwood_mbus_dram_info.cs[cs++];
+ w->cs_index = i;
+ w->mbus_attr = 0xf & ~(1 << i);
+ w->base = base & 0xffff0000;
+ w->size = (size | 0x0000ffff) + 1;
+ }
+ }
+ kirkwood_mbus_dram_info.num_cs = cs;
+}
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/common.c
+ *
+ * Core functions for Marvell Kirkwood SoCs
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/serial_8250.h>
+#include <linux/mbus.h>
+#include <linux/mv643xx_eth.h>
+#include <linux/ata_platform.h>
+#include <asm/page.h>
+#include <asm/timex.h>
+#include <asm/mach/map.h>
+#include <asm/mach/time.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/plat-orion/cache-feroceon-l2.h>
+#include <asm/plat-orion/ehci-orion.h>
+#include <asm/plat-orion/orion_nand.h>
+#include <asm/plat-orion/time.h>
+#include "common.h"
+
+/*****************************************************************************
+ * I/O Address Mapping
+ ****************************************************************************/
+static struct map_desc kirkwood_io_desc[] __initdata = {
+ {
+ .virtual = KIRKWOOD_PCIE_IO_VIRT_BASE,
+ .pfn = __phys_to_pfn(KIRKWOOD_PCIE_IO_PHYS_BASE),
+ .length = KIRKWOOD_PCIE_IO_SIZE,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = KIRKWOOD_REGS_VIRT_BASE,
+ .pfn = __phys_to_pfn(KIRKWOOD_REGS_PHYS_BASE),
+ .length = KIRKWOOD_REGS_SIZE,
+ .type = MT_DEVICE,
+ },
+};
+
+void __init kirkwood_map_io(void)
+{
+ iotable_init(kirkwood_io_desc, ARRAY_SIZE(kirkwood_io_desc));
+}
+
+
+/*****************************************************************************
+ * EHCI
+ ****************************************************************************/
+static struct orion_ehci_data kirkwood_ehci_data = {
+ .dram = &kirkwood_mbus_dram_info,
+};
+
+static u64 ehci_dmamask = 0xffffffffUL;
+
+
+/*****************************************************************************
+ * EHCI0
+ ****************************************************************************/
+static struct resource kirkwood_ehci_resources[] = {
+ {
+ .start = USB_PHYS_BASE,
+ .end = USB_PHYS_BASE + 0x0fff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_KIRKWOOD_USB,
+ .end = IRQ_KIRKWOOD_USB,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_ehci = {
+ .name = "orion-ehci",
+ .id = 0,
+ .dev = {
+ .dma_mask = &ehci_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &kirkwood_ehci_data,
+ },
+ .resource = kirkwood_ehci_resources,
+ .num_resources = ARRAY_SIZE(kirkwood_ehci_resources),
+};
+
+void __init kirkwood_ehci_init(void)
+{
+ platform_device_register(&kirkwood_ehci);
+}
+
+
+/*****************************************************************************
+ * GE00
+ ****************************************************************************/
+struct mv643xx_eth_shared_platform_data kirkwood_ge00_shared_data = {
+ .t_clk = KIRKWOOD_TCLK,
+ .dram = &kirkwood_mbus_dram_info,
+};
+
+static struct resource kirkwood_ge00_shared_resources[] = {
+ {
+ .name = "ge00 base",
+ .start = GE00_PHYS_BASE + 0x2000,
+ .end = GE00_PHYS_BASE + 0x3fff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device kirkwood_ge00_shared = {
+ .name = MV643XX_ETH_SHARED_NAME,
+ .id = 0,
+ .dev = {
+ .platform_data = &kirkwood_ge00_shared_data,
+ },
+ .num_resources = 1,
+ .resource = kirkwood_ge00_shared_resources,
+};
+
+static struct resource kirkwood_ge00_resources[] = {
+ {
+ .name = "ge00 irq",
+ .start = IRQ_KIRKWOOD_GE00_SUM,
+ .end = IRQ_KIRKWOOD_GE00_SUM,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_ge00 = {
+ .name = MV643XX_ETH_NAME,
+ .id = 0,
+ .num_resources = 1,
+ .resource = kirkwood_ge00_resources,
+};
+
+void __init kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data)
+{
+ eth_data->shared = &kirkwood_ge00_shared;
+ kirkwood_ge00.dev.platform_data = eth_data;
+
+ platform_device_register(&kirkwood_ge00_shared);
+ platform_device_register(&kirkwood_ge00);
+}
+
+
+/*****************************************************************************
+ * SoC RTC
+ ****************************************************************************/
+static struct resource kirkwood_rtc_resource = {
+ .start = RTC_PHYS_BASE,
+ .end = RTC_PHYS_BASE + SZ_16 - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+void __init kirkwood_rtc_init(void)
+{
+ platform_device_register_simple("rtc-mv", -1, &kirkwood_rtc_resource, 1);
+}
+
+
+/*****************************************************************************
+ * SATA
+ ****************************************************************************/
+static struct resource kirkwood_sata_resources[] = {
+ {
+ .name = "sata base",
+ .start = SATA_PHYS_BASE,
+ .end = SATA_PHYS_BASE + 0x5000 - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .name = "sata irq",
+ .start = IRQ_KIRKWOOD_SATA,
+ .end = IRQ_KIRKWOOD_SATA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_sata = {
+ .name = "sata_mv",
+ .id = 0,
+ .dev = {
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(kirkwood_sata_resources),
+ .resource = kirkwood_sata_resources,
+};
+
+void __init kirkwood_sata_init(struct mv_sata_platform_data *sata_data)
+{
+ sata_data->dram = &kirkwood_mbus_dram_info;
+ kirkwood_sata.dev.platform_data = sata_data;
+ platform_device_register(&kirkwood_sata);
+}
+
+
+/*****************************************************************************
+ * UART0
+ ****************************************************************************/
+static struct plat_serial8250_port kirkwood_uart0_data[] = {
+ {
+ .mapbase = UART0_PHYS_BASE,
+ .membase = (char *)UART0_VIRT_BASE,
+ .irq = IRQ_KIRKWOOD_UART_0,
+ .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = KIRKWOOD_TCLK,
+ }, {
+ },
+};
+
+static struct resource kirkwood_uart0_resources[] = {
+ {
+ .start = UART0_PHYS_BASE,
+ .end = UART0_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_KIRKWOOD_UART_0,
+ .end = IRQ_KIRKWOOD_UART_0,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_uart0 = {
+ .name = "serial8250",
+ .id = 0,
+ .dev = {
+ .platform_data = kirkwood_uart0_data,
+ },
+ .resource = kirkwood_uart0_resources,
+ .num_resources = ARRAY_SIZE(kirkwood_uart0_resources),
+};
+
+void __init kirkwood_uart0_init(void)
+{
+ platform_device_register(&kirkwood_uart0);
+}
+
+
+/*****************************************************************************
+ * UART1
+ ****************************************************************************/
+static struct plat_serial8250_port kirkwood_uart1_data[] = {
+ {
+ .mapbase = UART1_PHYS_BASE,
+ .membase = (char *)UART1_VIRT_BASE,
+ .irq = IRQ_KIRKWOOD_UART_1,
+ .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = KIRKWOOD_TCLK,
+ }, {
+ },
+};
+
+static struct resource kirkwood_uart1_resources[] = {
+ {
+ .start = UART1_PHYS_BASE,
+ .end = UART1_PHYS_BASE + 0xff,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = IRQ_KIRKWOOD_UART_1,
+ .end = IRQ_KIRKWOOD_UART_1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device kirkwood_uart1 = {
+ .name = "serial8250",
+ .id = 1,
+ .dev = {
+ .platform_data = kirkwood_uart1_data,
+ },
+ .resource = kirkwood_uart1_resources,
+ .num_resources = ARRAY_SIZE(kirkwood_uart1_resources),
+};
+
+void __init kirkwood_uart1_init(void)
+{
+ platform_device_register(&kirkwood_uart1);
+}
+
+
+/*****************************************************************************
+ * Time handling
+ ****************************************************************************/
+static void kirkwood_timer_init(void)
+{
+ orion_time_init(IRQ_KIRKWOOD_BRIDGE, KIRKWOOD_TCLK);
+}
+
+struct sys_timer kirkwood_timer = {
+ .init = kirkwood_timer_init,
+};
+
+
+/*****************************************************************************
+ * General
+ ****************************************************************************/
+static char * __init kirkwood_id(void)
+{
+ switch (readl(DEVICE_ID) & 0x3) {
+ case 0:
+ return "88F6180";
+ case 1:
+ return "88F6192";
+ case 2:
+ return "88F6281";
+ }
+
+ return "unknown 88F6000 variant";
+}
+
+void __init kirkwood_init(void)
+{
+ printk(KERN_INFO "Kirkwood: %s, TCLK=%d.\n",
+ kirkwood_id(), KIRKWOOD_TCLK);
+
+ kirkwood_setup_cpu_mbus();
+
+#ifdef CONFIG_CACHE_FEROCEON_L2
+ feroceon_l2_init(1);
+#endif
+}
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/common.h
+ *
+ * Core functions for Marvell Kirkwood SoCs
+ *
+ * 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 __ARCH_KIRKWOOD_COMMON_H
+#define __ARCH_KIRKWOOD_COMMON_H
+
+struct mv643xx_eth_platform_data;
+struct mv_sata_platform_data;
+
+/*
+ * Basic Kirkwood init functions used early by machine-setup.
+ */
+void kirkwood_map_io(void);
+void kirkwood_init(void);
+void kirkwood_init_irq(void);
+
+extern struct mbus_dram_target_info kirkwood_mbus_dram_info;
+void kirkwood_setup_cpu_mbus(void);
+void kirkwood_setup_pcie_io_win(int window, u32 base, u32 size,
+ int maj, int min);
+void kirkwood_setup_pcie_mem_win(int window, u32 base, u32 size,
+ int maj, int min);
+
+void kirkwood_ehci_init(void);
+void kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data);
+void kirkwood_pcie_init(void);
+void kirkwood_rtc_init(void);
+void kirkwood_sata_init(struct mv_sata_platform_data *sata_data);
+void kirkwood_uart0_init(void);
+void kirkwood_uart1_init(void);
+
+extern struct sys_timer kirkwood_timer;
+
+
+#endif
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/db88f6281-bp-setup.c
+ *
+ * Marvell DB-88F6281-BP Development Board Setup
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/nand.h>
+#include <linux/timer.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/pci.h>
+#include <asm/arch/kirkwood.h>
+#include "common.h"
+
+static struct mv643xx_eth_platform_data db88f6281_ge00_data = {
+ .phy_addr = 8,
+};
+
+static struct mv_sata_platform_data db88f6281_sata_data = {
+ .n_ports = 2,
+};
+
+static void __init db88f6281_init(void)
+{
+ /*
+ * Basic setup. Needs to be called early.
+ */
+ kirkwood_init();
+
+ kirkwood_ehci_init();
+ kirkwood_ge00_init(&db88f6281_ge00_data);
+ kirkwood_rtc_init();
+ kirkwood_sata_init(&db88f6281_sata_data);
+ kirkwood_uart0_init();
+ kirkwood_uart1_init();
+}
+
+static int __init db88f6281_pci_init(void)
+{
+ if (machine_is_db88f6281_bp())
+ kirkwood_pcie_init();
+
+ return 0;
+}
+subsys_initcall(db88f6281_pci_init);
+
+MACHINE_START(DB88F6281_BP, "Marvell DB-88F6281-BP Development Board")
+ /* Maintainer: Saeed Bishara <saeed@marvell.com> */
+ .phys_io = KIRKWOOD_REGS_PHYS_BASE,
+ .io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
+ .boot_params = 0x00000100,
+ .init_machine = db88f6281_init,
+ .map_io = kirkwood_map_io,
+ .init_irq = kirkwood_init_irq,
+ .timer = &kirkwood_timer,
+MACHINE_END
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/irq.c
+ *
+ * Kirkwood IRQ handling.
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <asm/plat-orion/irq.h>
+#include "common.h"
+
+void __init kirkwood_init_irq(void)
+{
+ orion_irq_init(0, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF));
+ orion_irq_init(32, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF));
+}
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/pcie.c
+ *
+ * PCIe functions for Marvell Kirkwood SoCs
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/mbus.h>
+#include <asm/mach/pci.h>
+#include <asm/plat-orion/pcie.h>
+#include "common.h"
+
+
+#define PCIE_BASE ((void __iomem *)PCIE_VIRT_BASE)
+
+static int pcie_valid_config(int bus, int dev)
+{
+ /*
+ * Don't go out when trying to access --
+ * 1. nonexisting device on local bus
+ * 2. where there's no device connected (no link)
+ */
+ if (bus == 0 && dev == 0)
+ return 1;
+
+ if (!orion_pcie_link_up(PCIE_BASE))
+ return 0;
+
+ if (bus == 0 && dev != 1)
+ return 0;
+
+ return 1;
+}
+
+
+/*
+ * PCIe config cycles are done by programming the PCIE_CONF_ADDR register
+ * and then reading the PCIE_CONF_DATA register. Need to make sure these
+ * transactions are atomic.
+ */
+static DEFINE_SPINLOCK(kirkwood_pcie_lock);
+
+static int pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where,
+ int size, u32 *val)
+{
+ unsigned long flags;
+ int ret;
+
+ if (pcie_valid_config(bus->number, PCI_SLOT(devfn)) == 0) {
+ *val = 0xffffffff;
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+
+ spin_lock_irqsave(&kirkwood_pcie_lock, flags);
+ ret = orion_pcie_rd_conf(PCIE_BASE, bus, devfn, where, size, val);
+ spin_unlock_irqrestore(&kirkwood_pcie_lock, flags);
+
+ return ret;
+}
+
+static int pcie_wr_conf(struct pci_bus *bus, u32 devfn,
+ int where, int size, u32 val)
+{
+ unsigned long flags;
+ int ret;
+
+ if (pcie_valid_config(bus->number, PCI_SLOT(devfn)) == 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ spin_lock_irqsave(&kirkwood_pcie_lock, flags);
+ ret = orion_pcie_wr_conf(PCIE_BASE, bus, devfn, where, size, val);
+ spin_unlock_irqrestore(&kirkwood_pcie_lock, flags);
+
+ return ret;
+}
+
+static struct pci_ops pcie_ops = {
+ .read = pcie_rd_conf,
+ .write = pcie_wr_conf,
+};
+
+
+static int kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
+{
+ struct resource *res;
+
+ /*
+ * Generic PCIe unit setup.
+ */
+ orion_pcie_setup(PCIE_BASE, &kirkwood_mbus_dram_info);
+
+ /*
+ * Request resources.
+ */
+ res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+ if (!res)
+ panic("pcie_setup unable to alloc resources");
+
+ /*
+ * IORESOURCE_IO
+ */
+ res[0].name = "PCIe I/O Space";
+ res[0].flags = IORESOURCE_IO;
+ res[0].start = KIRKWOOD_PCIE_IO_PHYS_BASE;
+ res[0].end = res[0].start + KIRKWOOD_PCIE_IO_SIZE - 1;
+ if (request_resource(&ioport_resource, &res[0]))
+ panic("Request PCIe IO resource failed\n");
+ sys->resource[0] = &res[0];
+
+ /*
+ * IORESOURCE_MEM
+ */
+ res[1].name = "PCIe Memory Space";
+ res[1].flags = IORESOURCE_MEM;
+ res[1].start = KIRKWOOD_PCIE_MEM_PHYS_BASE;
+ res[1].end = res[1].start + KIRKWOOD_PCIE_MEM_SIZE - 1;
+ if (request_resource(&iomem_resource, &res[1]))
+ panic("Request PCIe Memory resource failed\n");
+ sys->resource[1] = &res[1];
+
+ sys->resource[2] = NULL;
+ sys->io_offset = 0;
+
+ return 1;
+}
+
+static void __devinit rc_pci_fixup(struct pci_dev *dev)
+{
+ /*
+ * Prevent enumeration of root complex.
+ */
+ if (dev->bus->parent == NULL && dev->devfn == 0) {
+ int i;
+
+ for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
+ dev->resource[i].start = 0;
+ dev->resource[i].end = 0;
+ dev->resource[i].flags = 0;
+ }
+ }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL, PCI_ANY_ID, rc_pci_fixup);
+
+static struct pci_bus __init *
+kirkwood_pcie_scan_bus(int nr, struct pci_sys_data *sys)
+{
+ struct pci_bus *bus;
+
+ if (nr == 0) {
+ bus = pci_scan_bus(sys->busnr, &pcie_ops, sys);
+ } else {
+ bus = NULL;
+ BUG();
+ }
+
+ return bus;
+}
+
+static int __init kirkwood_pcie_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ return IRQ_KIRKWOOD_PCIE;
+}
+
+static struct hw_pci kirkwood_pci __initdata = {
+ .nr_controllers = 1,
+ .swizzle = pci_std_swizzle,
+ .setup = kirkwood_pcie_setup,
+ .scan = kirkwood_pcie_scan_bus,
+ .map_irq = kirkwood_pcie_map_irq,
+};
+
+void __init kirkwood_pcie_init(void)
+{
+ pci_common_init(&kirkwood_pci);
+}
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+ *
+ * Marvell RD-88F6192-NAS Reference Board Setup
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/nand.h>
+#include <linux/timer.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/pci.h>
+#include <asm/arch/kirkwood.h>
+#include "common.h"
+
+#define RD88F6192_GPIO_USB_VBUS 10
+
+static struct mv643xx_eth_platform_data rd88f6192_ge00_data = {
+ .phy_addr = 8,
+};
+
+static struct mv_sata_platform_data rd88f6192_sata_data = {
+ .n_ports = 2,
+};
+
+static void __init rd88f6192_init(void)
+{
+ /*
+ * Basic setup. Needs to be called early.
+ */
+ kirkwood_init();
+
+ kirkwood_ehci_init();
+ kirkwood_ge00_init(&rd88f6192_ge00_data);
+ kirkwood_rtc_init();
+ kirkwood_sata_init(&rd88f6192_sata_data);
+ kirkwood_uart0_init();
+}
+
+static int __init rd88f6192_pci_init(void)
+{
+ if (machine_is_rd88f6192_nas())
+ kirkwood_pcie_init();
+
+ return 0;
+}
+subsys_initcall(rd88f6192_pci_init);
+
+MACHINE_START(RD88F6192_NAS, "Marvell RD-88F6192-NAS Development Board")
+ /* Maintainer: Saeed Bishara <saeed@marvell.com> */
+ .phys_io = KIRKWOOD_REGS_PHYS_BASE,
+ .io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
+ .boot_params = 0x00000100,
+ .init_machine = rd88f6192_init,
+ .map_io = kirkwood_map_io,
+ .init_irq = kirkwood_init_irq,
+ .timer = &kirkwood_timer,
+MACHINE_END
--- /dev/null
+/*
+ * arch/arm/mach-kirkwood/rd88f6281-setup.c
+ *
+ * Marvell RD-88F6281 Reference Board Setup
+ *
+ * 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.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/nand.h>
+#include <linux/timer.h>
+#include <linux/ata_platform.h>
+#include <linux/mv643xx_eth.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/pci.h>
+#include <asm/arch/kirkwood.h>
+#include <asm/plat-orion/orion_nand.h>
+#include "common.h"
+
+static struct mtd_partition rd88f6281_nand_parts[] = {
+ {
+ .name = "u-boot",
+ .offset = 0,
+ .size = SZ_1M
+ }, {
+ .name = "uImage",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = SZ_2M
+ }, {
+ .name = "root",
+ .offset = MTDPART_OFS_NXTBLK,
+ .size = MTDPART_SIZ_FULL
+ },
+};
+
+static struct resource rd88f6281_nand_resource = {
+ .flags = IORESOURCE_MEM,
+ .start = KIRKWOOD_NAND_MEM_PHYS_BASE,
+ .end = KIRKWOOD_NAND_MEM_PHYS_BASE +
+ KIRKWOOD_NAND_MEM_SIZE - 1,
+};
+
+static struct orion_nand_data rd88f6281_nand_data = {
+ .parts = rd88f6281_nand_parts,
+ .nr_parts = ARRAY_SIZE(rd88f6281_nand_parts),
+ .cle = 0,
+ .ale = 1,
+ .width = 8,
+};
+
+static struct platform_device rd88f6281_nand_flash = {
+ .name = "orion_nand",
+ .id = -1,
+ .dev = {
+ .platform_data = &rd88f6281_nand_data,
+ },
+ .resource = &rd88f6281_nand_resource,
+ .num_resources = 1,
+};
+
+static struct mv643xx_eth_platform_data rd88f6281_ge00_data = {
+ .phy_addr = -1,
+};
+
+static struct mv_sata_platform_data rd88f6281_sata_data = {
+ .n_ports = 2,
+};
+
+static void __init rd88f6281_init(void)
+{
+ /*
+ * Basic setup. Needs to be called early.
+ */
+ kirkwood_init();
+
+ kirkwood_ehci_init();
+ kirkwood_ge00_init(&rd88f6281_ge00_data);
+ kirkwood_rtc_init();
+ kirkwood_sata_init(&rd88f6281_sata_data);
+ kirkwood_uart0_init();
+ kirkwood_uart1_init();
+
+ platform_device_register(&rd88f6281_nand_flash);
+}
+
+static int __init rd88f6281_pci_init(void)
+{
+ if (machine_is_rd88f6281())
+ kirkwood_pcie_init();
+
+ return 0;
+}
+subsys_initcall(rd88f6281_pci_init);
+
+MACHINE_START(RD88F6281, "Marvell RD-88F6281 Reference Board")
+ /* Maintainer: Saeed Bishara <saeed@marvell.com> */
+ .phys_io = KIRKWOOD_REGS_PHYS_BASE,
+ .io_pg_offst = ((KIRKWOOD_REGS_VIRT_BASE) >> 18) & 0xfffc,
+ .boot_params = 0x00000100,
+ .init_machine = rd88f6281_init,
+ .map_io = kirkwood_map_io,
+ .init_irq = kirkwood_init_irq,
+ .timer = &kirkwood_timer,
+MACHINE_END
# Feroceon
config CPU_FEROCEON
bool
- depends on ARCH_ORION5X || ARCH_LOKI
+ depends on ARCH_ORION5X || ARCH_LOKI || ARCH_KIRKWOOD
default y
select CPU_32v5
select CPU_ABRT_EV5T
config CACHE_FEROCEON_L2
bool "Enable the Feroceon L2 cache controller"
- depends on FOOBAR
+ depends on ARCH_KIRKWOOD
default y
select OUTER_CACHE
help
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/debug-macro.S
+ *
+ * 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 <asm/arch/kirkwood.h>
+
+ .macro addruart,rx
+ mrc p15, 0, \rx, c1, c0
+ tst \rx, #1 @ MMU enabled?
+ ldreq \rx, =KIRKWOOD_REGS_PHYS_BASE
+ ldrne \rx, =KIRKWOOD_REGS_VIRT_BASE
+ orr \rx, \rx, #0x00012000
+ .endm
+
+#define UART_SHIFT 2
+#include <asm/hardware/debug-8250.S>
--- /dev/null
+/* empty */
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/entry-macro.S
+ *
+ * Low-level IRQ helper macros for Marvell Kirkwood platforms
+ *
+ * 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.
+ */
+
+#include <asm/arch/kirkwood.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ ldr \base, =IRQ_VIRT_BASE
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ @ check low interrupts
+ ldr \irqstat, [\base, #IRQ_CAUSE_LOW_OFF]
+ ldr \tmp, [\base, #IRQ_MASK_LOW_OFF]
+ mov \irqnr, #31
+ ands \irqstat, \irqstat, \tmp
+ bne 1001f
+
+ @ if no low interrupts set, check high interrupts
+ ldr \irqstat, [\base, #IRQ_CAUSE_HIGH_OFF]
+ ldr \tmp, [\base, #IRQ_MASK_HIGH_OFF]
+ mov \irqnr, #63
+ ands \irqstat, \irqstat, \tmp
+
+ @ find first active interrupt source
+1001: clzne \irqstat, \irqstat
+ subne \irqnr, \irqnr, \irqstat
+ .endm
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/hardware.h
+ *
+ * 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.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include "kirkwood.h"
+
+#define pcibios_assign_all_busses() 1
+
+#define PCIBIOS_MIN_IO 0x00001000
+#define PCIBIOS_MIN_MEM 0x01000000
+#define PCIMEM_BASE KIRKWOOD_PCIE_MEM_PHYS_BASE /* mem base for VGA */
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/io.h
+ *
+ * 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_IO_H
+#define __ASM_ARCH_IO_H
+
+#include "kirkwood.h"
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+static inline void __iomem *__io(unsigned long addr)
+{
+ return (void __iomem *)((addr - KIRKWOOD_PCIE_IO_PHYS_BASE)
+ + KIRKWOOD_PCIE_IO_VIRT_BASE);
+}
+
+#define __io(a) __io(a)
+#define __mem_pci(a) (a)
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/irqs.h
+ *
+ * IRQ definitions for Marvell Kirkwood SoCs
+ *
+ * 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_IRQS_H
+#define __ASM_ARCH_IRQS_H
+
+#include "kirkwood.h" /* need GPIO_MAX */
+
+/*
+ * Low Interrupt Controller
+ */
+#define IRQ_KIRKWOOD_HIGH_SUM 0
+#define IRQ_KIRKWOOD_BRIDGE 1
+#define IRQ_KIRKWOOD_HOST2CPU 2
+#define IRQ_KIRKWOOD_CPU2HOST 3
+#define IRQ_KIRKWOOD_XOR_00 5
+#define IRQ_KIRKWOOD_XOR_01 6
+#define IRQ_KIRKWOOD_XOR_10 7
+#define IRQ_KIRKWOOD_XOR_11 8
+#define IRQ_KIRKWOOD_PCIE 9
+#define IRQ_KIRKWOOD_GE00_SUM 11
+#define IRQ_KIRKWOOD_GE01_SUM 15
+#define IRQ_KIRKWOOD_USB 19
+#define IRQ_KIRKWOOD_SATA 21
+#define IRQ_KIRKWOOD_CRYPTO 22
+#define IRQ_KIRKWOOD_SPI 23
+#define IRQ_KIRKWOOD_I2S 24
+#define IRQ_KIRKWOOD_TS_0 26
+#define IRQ_KIRKWOOD_SDIO 28
+#define IRQ_KIRKWOOD_TWSI 29
+#define IRQ_KIRKWOOD_AVB 30
+#define IRQ_KIRKWOOD_TDMI 31
+
+/*
+ * High Interrupt Controller
+ */
+#define IRQ_KIRKWOOD_UART_0 33
+#define IRQ_KIRKWOOD_UART_1 34
+#define IRQ_KIRKWOOD_GPIO_LOW_0_7 35
+#define IRQ_KIRKWOOD_GPIO_LOW_8_15 36
+#define IRQ_KIRKWOOD_GPIO_LOW_16_23 37
+#define IRQ_KIRKWOOD_GPIO_LOW_24_31 38
+#define IRQ_KIRKWOOD_GPIO_HIGH_0_7 39
+#define IRQ_KIRKWOOD_GPIO_HIGH_8_15 40
+#define IRQ_KIRKWOOD_GPIO_HIGH_16_23 41
+
+/*
+ * KIRKWOOD General Purpose Pins
+ */
+#define IRQ_KIRKWOOD_GPIO_START 64
+#define NR_GPIO_IRQS GPIO_MAX
+
+#define NR_IRQS (IRQ_KIRKWOOD_GPIO_START + NR_GPIO_IRQS)
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/kirkwood.h
+ *
+ * Generic definitions for Marvell Kirkwood SoC flavors:
+ * 88F6180, 88F6192 and 88F6281.
+ *
+ * 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_KIRKWOOD_H
+#define __ASM_ARCH_KIRKWOOD_H
+
+/*
+ * Marvell Kirkwood address maps.
+ *
+ * phys
+ * e0000000 PCIe Memory space
+ * f1000000 on-chip peripheral registers
+ * f2000000 PCIe I/O space
+ * f3000000 NAND controller address window
+ *
+ * virt phys size
+ * fee00000 f1000000 1M on-chip peripheral registers
+ * fef00000 f2000000 1M PCIe I/O space
+ */
+
+#define KIRKWOOD_NAND_MEM_PHYS_BASE 0xf3000000
+#define KIRKWOOD_NAND_MEM_SIZE SZ_64K /* 1K is sufficient, but 64K
+ * is the minimal window size
+ */
+
+#define KIRKWOOD_PCIE_IO_PHYS_BASE 0xf2000000
+#define KIRKWOOD_PCIE_IO_VIRT_BASE 0xfef00000
+#define KIRKWOOD_PCIE_IO_BUS_BASE 0x00000000
+#define KIRKWOOD_PCIE_IO_SIZE SZ_1M
+
+#define KIRKWOOD_REGS_PHYS_BASE 0xf1000000
+#define KIRKWOOD_REGS_VIRT_BASE 0xfee00000
+#define KIRKWOOD_REGS_SIZE SZ_1M
+
+#define KIRKWOOD_PCIE_MEM_PHYS_BASE 0xe0000000
+#define KIRKWOOD_PCIE_MEM_SIZE SZ_128M
+
+/*
+ * MBUS bridge registers.
+ */
+#define BRIDGE_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x20000)
+#define CPU_CONTROL (BRIDGE_VIRT_BASE | 0x0104)
+#define CPU_RESET 0x00000002
+//#define L2_WRITETHROUGH 0x00020000
+#define RSTOUTn_MASK (BRIDGE_VIRT_BASE | 0x0108)
+#define SOFT_RESET_OUT_EN 0x00000004
+#define SYSTEM_SOFT_RESET (BRIDGE_VIRT_BASE | 0x010c)
+#define SOFT_RESET 0x00000001
+#define BRIDGE_CAUSE (BRIDGE_VIRT_BASE | 0x0110)
+#define BRIDGE_MASK (BRIDGE_VIRT_BASE | 0x0114)
+#define BRIDGE_INT_TIMER0 0x0002
+#define BRIDGE_INT_TIMER1 0x0004
+#define BRIDGE_INT_TIMER1_CLR (~0x0004)
+#define IRQ_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0200)
+#define IRQ_CAUSE_LOW_OFF 0x0000
+#define IRQ_MASK_LOW_OFF 0x0004
+#define IRQ_CAUSE_HIGH_OFF 0x0010
+#define IRQ_MASK_HIGH_OFF 0x0014
+#define TIMER_VIRT_BASE (BRIDGE_VIRT_BASE | 0x0300)
+
+/*
+ * Register Map
+ */
+#define DDR_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x00000)
+#define DDR_WINDOW_CPU_BASE (DDR_VIRT_BASE | 0x1500)
+
+#define DEV_BUS_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x10000)
+#define DEV_BUS_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x10000)
+#define SAMPLE_AT_RESET (DEV_BUS_VIRT_BASE | 0x0030)
+#define DEVICE_ID (DEV_BUS_VIRT_BASE | 0x0034)
+#define RTC_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0300)
+#define SPI_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x0600)
+#define UART0_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2000)
+#define UART0_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2000)
+#define UART1_PHYS_BASE (DEV_BUS_PHYS_BASE | 0x2100)
+#define UART1_VIRT_BASE (DEV_BUS_VIRT_BASE | 0x2100)
+
+#define PCIE_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x40000)
+
+#define USB_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x50000)
+
+#define GE00_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x70000)
+#define GE01_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x74000)
+
+#define SATA_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x80000)
+
+
+#define GPIO_MAX 50
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/memory.h
+ */
+
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
+
+#define PHYS_OFFSET UL(0x00000000)
+
+#define __virt_to_bus(x) __virt_to_phys(x)
+#define __bus_to_virt(x) __phys_to_virt(x)
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/system.h
+ *
+ * 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_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+#include <asm/arch/hardware.h>
+#include <asm/arch/kirkwood.h>
+
+static inline void arch_idle(void)
+{
+ cpu_do_idle();
+}
+
+static inline void arch_reset(char mode)
+{
+ /*
+ * Enable soft reset to assert RSTOUTn.
+ */
+ writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK);
+
+ /*
+ * Assert soft reset.
+ */
+ writel(SOFT_RESET, SYSTEM_SOFT_RESET);
+
+ while (1)
+ ;
+}
+
+
+#endif
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/timex.h
+ *
+ * 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.
+ */
+
+#define CLOCK_TICK_RATE (100 * HZ)
+
+#define KIRKWOOD_TCLK 166666667
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/uncompress.h
+ *
+ * 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.
+ */
+
+#include <linux/serial_reg.h>
+#include <asm/arch/kirkwood.h>
+
+#define SERIAL_BASE ((unsigned char *)UART0_PHYS_BASE)
+
+static void putc(const char c)
+{
+ unsigned char *base = SERIAL_BASE;
+ int i;
+
+ for (i = 0; i < 0x1000; i++) {
+ if (base[UART_LSR << 2] & UART_LSR_THRE)
+ break;
+ barrier();
+ }
+
+ base[UART_TX << 2] = c;
+}
+
+static void flush(void)
+{
+ unsigned char *base = SERIAL_BASE;
+ unsigned char mask;
+ int i;
+
+ mask = UART_LSR_TEMT | UART_LSR_THRE;
+
+ for (i = 0; i < 0x1000; i++) {
+ if ((base[UART_LSR << 2] & mask) == mask)
+ break;
+ barrier();
+ }
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+#define arch_decomp_wdog()
--- /dev/null
+/*
+ * include/asm-arm/arch-kirkwood/vmalloc.h
+ */
+
+#define VMALLOC_END 0xfe800000
projects / linux-2.6 / commitdiff