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Diffstat (limited to 'arch/ppc/platforms/lite5200.c')
-rw-r--r--arch/ppc/platforms/lite5200.c245
1 files changed, 0 insertions, 245 deletions
diff --git a/arch/ppc/platforms/lite5200.c b/arch/ppc/platforms/lite5200.c
deleted file mode 100644
index b9e9db63f65..00000000000
--- a/arch/ppc/platforms/lite5200.c
+++ /dev/null
@@ -1,245 +0,0 @@
-/*
- * Platform support file for the Freescale LITE5200 based on MPC52xx.
- * A maximum of this file should be moved to syslib/mpc52xx_?????
- * so that new platform based on MPC52xx need a minimal platform file
- * ( avoid code duplication )
- *
- *
- * Maintainer : Sylvain Munaut <tnt@246tNt.com>
- *
- * Based on the 2.4 code written by Kent Borg,
- * Dale Farnsworth <dale.farnsworth@mvista.com> and
- * Wolfgang Denk <wd@denx.de>
- *
- * Copyright 2004-2005 Sylvain Munaut <tnt@246tNt.com>
- * Copyright 2003 Motorola Inc.
- * Copyright 2003 MontaVista Software Inc.
- * Copyright 2003 DENX Software Engineering (wd@denx.de)
- *
- * 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/initrd.h>
-#include <linux/seq_file.h>
-#include <linux/kdev_t.h>
-#include <linux/root_dev.h>
-#include <linux/console.h>
-#include <linux/module.h>
-
-#include <asm/bootinfo.h>
-#include <asm/io.h>
-#include <asm/mpc52xx.h>
-#include <asm/ppc_sys.h>
-#include <asm/machdep.h>
-#include <asm/pci-bridge.h>
-
-
-extern int powersave_nap;
-
-/* Board data given by U-Boot */
-bd_t __res;
-EXPORT_SYMBOL(__res); /* For modules */
-
-
-/* ======================================================================== */
-/* Platform specific code */
-/* ======================================================================== */
-
-/* Supported PSC function in "preference" order */
-struct mpc52xx_psc_func mpc52xx_psc_functions[] = {
- { .id = 0,
- .func = "uart",
- },
- { .id = -1, /* End entry */
- .func = NULL,
- }
- };
-
-
-static int
-lite5200_show_cpuinfo(struct seq_file *m)
-{
- seq_printf(m, "machine\t\t: Freescale LITE5200\n");
- return 0;
-}
-
-#ifdef CONFIG_PCI
-#ifdef CONFIG_LITE5200B
-static int
-lite5200_map_irq(struct pci_dev *dev, unsigned char idsel,
- unsigned char pin)
-{
- static char pci_irq_table[][4] =
- /*
- * PCI IDSEL/INTPIN->INTLINE
- * A B C D
- */
- {
- {MPC52xx_IRQ0, MPC52xx_IRQ1, MPC52xx_IRQ2, MPC52xx_IRQ3},
- {MPC52xx_IRQ1, MPC52xx_IRQ2, MPC52xx_IRQ3, MPC52xx_IRQ0},
- };
-
- const long min_idsel = 24, max_idsel = 25, irqs_per_slot = 4;
- return PCI_IRQ_TABLE_LOOKUP;
-}
-#else /* Original Lite */
-static int
-lite5200_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
-{
- return (pin == 1) && (idsel==24) ? MPC52xx_IRQ0 : -1;
-}
-#endif
-#endif
-
-static void __init
-lite5200_setup_cpu(void)
-{
- struct mpc52xx_gpio __iomem *gpio;
- struct mpc52xx_intr __iomem *intr;
-
- u32 port_config;
- u32 intr_ctrl;
-
- /* Map zones */
- gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE);
- intr = ioremap(MPC52xx_PA(MPC52xx_INTR_OFFSET), MPC52xx_INTR_SIZE);
-
- if (!gpio || !intr) {
- printk(KERN_ERR __FILE__ ": "
- "Error while mapping GPIO/INTR during "
- "lite5200_setup_cpu\n");
- goto unmap_regs;
- }
-
- /* Get port mux config */
- port_config = in_be32(&gpio->port_config);
-
- /* 48Mhz internal, pin is GPIO */
- port_config &= ~0x00800000;
-
- /* USB port */
- port_config &= ~0x00007000; /* Differential mode - USB1 only */
- port_config |= 0x00001000;
-
- /* ATA CS is on csb_4/5 */
- port_config &= ~0x03000000;
- port_config |= 0x01000000;
-
- /* Commit port config */
- out_be32(&gpio->port_config, port_config);
-
- /* IRQ[0-3] setup */
- intr_ctrl = in_be32(&intr->ctrl);
- intr_ctrl &= ~0x00ff0000;
-#ifdef CONFIG_LITE5200B
- /* IRQ[0-3] Level Active Low */
- intr_ctrl |= 0x00ff0000;
-#else
- /* IRQ0 Level Active Low
- * IRQ[1-3] Level Active High */
- intr_ctrl |= 0x00c00000;
-#endif
- out_be32(&intr->ctrl, intr_ctrl);
-
- /* Unmap reg zone */
-unmap_regs:
- if (gpio) iounmap(gpio);
- if (intr) iounmap(intr);
-}
-
-static void __init
-lite5200_setup_arch(void)
-{
- /* CPU & Port mux setup */
- mpc52xx_setup_cpu(); /* Generic */
- lite5200_setup_cpu(); /* Platform specific */
-
-#ifdef CONFIG_PCI
- /* PCI Bridge setup */
- mpc52xx_find_bridges();
-#endif
-}
-
-void __init
-platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7)
-{
- /* Generic MPC52xx platform initialization */
- /* TODO Create one and move a max of stuff in it.
- Put this init in the syslib */
-
- struct bi_record *bootinfo = find_bootinfo();
-
- if (bootinfo)
- parse_bootinfo(bootinfo);
- else {
- /* Load the bd_t board info structure */
- if (r3)
- memcpy((void*)&__res,(void*)(r3+KERNELBASE),
- sizeof(bd_t));
-
-#ifdef CONFIG_BLK_DEV_INITRD
- /* Load the initrd */
- if (r4) {
- initrd_start = r4 + KERNELBASE;
- initrd_end = r5 + KERNELBASE;
- }
-#endif
-
- /* Load the command line */
- if (r6) {
- *(char *)(r7+KERNELBASE) = 0;
- strcpy(cmd_line, (char *)(r6+KERNELBASE));
- }
- }
-
- /* PPC Sys identification */
- identify_ppc_sys_by_id(mfspr(SPRN_SVR));
-
- /* BAT setup */
- mpc52xx_set_bat();
-
- /* No ISA bus by default */
-#ifdef CONFIG_PCI
- isa_io_base = 0;
- isa_mem_base = 0;
-#endif
-
- /* Powersave */
- /* This is provided as an example on how to do it. But you
- need to be aware that NAP disable bus snoop and that may
- be required for some devices to work properly, like USB ... */
- /* powersave_nap = 1; */
-
-
- /* Setup the ppc_md struct */
- ppc_md.setup_arch = lite5200_setup_arch;
- ppc_md.show_cpuinfo = lite5200_show_cpuinfo;
- ppc_md.show_percpuinfo = NULL;
- ppc_md.init_IRQ = mpc52xx_init_irq;
- ppc_md.get_irq = mpc52xx_get_irq;
-
-#ifdef CONFIG_PCI
- ppc_md.pci_map_irq = lite5200_map_irq;
-#endif
-
- ppc_md.find_end_of_memory = mpc52xx_find_end_of_memory;
- ppc_md.setup_io_mappings = mpc52xx_map_io;
-
- ppc_md.restart = mpc52xx_restart;
- ppc_md.power_off = mpc52xx_power_off;
- ppc_md.halt = mpc52xx_halt;
-
- /* No time keeper on the LITE5200 */
- ppc_md.time_init = NULL;
- ppc_md.get_rtc_time = NULL;
- ppc_md.set_rtc_time = NULL;
-
- ppc_md.calibrate_decr = mpc52xx_calibrate_decr;
-#ifdef CONFIG_SERIAL_TEXT_DEBUG
- ppc_md.progress = mpc52xx_progress;
-#endif
-}
-