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Diffstat (limited to 'arch/ppc/platforms/83xx/mpc834x_sys.c')
-rw-r--r--arch/ppc/platforms/83xx/mpc834x_sys.c346
1 files changed, 0 insertions, 346 deletions
diff --git a/arch/ppc/platforms/83xx/mpc834x_sys.c b/arch/ppc/platforms/83xx/mpc834x_sys.c
deleted file mode 100644
index b84f8df..0000000
--- a/arch/ppc/platforms/83xx/mpc834x_sys.c
+++ /dev/null
@@ -1,346 +0,0 @@
-/*
- * MPC834x SYS board specific routines
- *
- * Maintainer: Kumar Gala <galak@kernel.crashing.org>
- *
- * Copyright 2005 Freescale Semiconductor Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- */
-
-#include <linux/stddef.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/reboot.h>
-#include <linux/pci.h>
-#include <linux/kdev_t.h>
-#include <linux/major.h>
-#include <linux/console.h>
-#include <linux/delay.h>
-#include <linux/seq_file.h>
-#include <linux/root_dev.h>
-#include <linux/serial.h>
-#include <linux/tty.h> /* for linux/serial_core.h */
-#include <linux/serial_core.h>
-#include <linux/initrd.h>
-#include <linux/module.h>
-#include <linux/fsl_devices.h>
-
-#include <asm/system.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
-#include <asm/atomic.h>
-#include <asm/time.h>
-#include <asm/io.h>
-#include <asm/machdep.h>
-#include <asm/ipic.h>
-#include <asm/bootinfo.h>
-#include <asm/pci-bridge.h>
-#include <asm/mpc83xx.h>
-#include <asm/irq.h>
-#include <asm/kgdb.h>
-#include <asm/ppc_sys.h>
-#include <mm/mmu_decl.h>
-
-#include <syslib/ppc83xx_setup.h>
-
-#ifndef CONFIG_PCI
-unsigned long isa_io_base = 0;
-unsigned long isa_mem_base = 0;
-#endif
-
-extern unsigned long total_memory; /* in mm/init */
-
-unsigned char __res[sizeof (bd_t)];
-
-#ifdef CONFIG_PCI
-int
-mpc83xx_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
- */
- {
- {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x11 */
- {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x12 */
- {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x13 */
- {0, 0, 0, 0},
- {PIRQA, PIRQB, PIRQC, PIRQD}, /* idsel 0x15 */
- {PIRQD, PIRQA, PIRQB, PIRQC}, /* idsel 0x16 */
- {PIRQC, PIRQD, PIRQA, PIRQB}, /* idsel 0x17 */
- {PIRQB, PIRQC, PIRQD, PIRQA}, /* idsel 0x18 */
- {0, 0, 0, 0}, /* idsel 0x19 */
- {0, 0, 0, 0}, /* idsel 0x20 */
- };
-
- const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
- return PCI_IRQ_TABLE_LOOKUP;
-}
-
-int
-mpc83xx_exclude_device(u_char bus, u_char devfn)
-{
- return PCIBIOS_SUCCESSFUL;
-}
-#endif /* CONFIG_PCI */
-
-/* ************************************************************************
- *
- * Setup the architecture
- *
- */
-static void __init
-mpc834x_sys_setup_arch(void)
-{
- bd_t *binfo = (bd_t *) __res;
- unsigned int freq;
- struct gianfar_platform_data *pdata;
- struct gianfar_mdio_data *mdata;
-
- /* get the core frequency */
- freq = binfo->bi_intfreq;
-
- /* Set loops_per_jiffy to a half-way reasonable value,
- for use until calibrate_delay gets called. */
- loops_per_jiffy = freq / HZ;
-
-#ifdef CONFIG_PCI
- /* setup PCI host bridges */
- mpc83xx_setup_hose();
-#endif
- mpc83xx_early_serial_map();
-
- /* setup the board related info for the MDIO bus */
- mdata = (struct gianfar_mdio_data *) ppc_sys_get_pdata(MPC83xx_MDIO);
-
- mdata->irq[0] = MPC83xx_IRQ_EXT1;
- mdata->irq[1] = MPC83xx_IRQ_EXT2;
- mdata->irq[2] = PHY_POLL;
- mdata->irq[31] = PHY_POLL;
-
- /* setup the board related information for the enet controllers */
- pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC83xx_TSEC1);
- if (pdata) {
- pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
- pdata->bus_id = 0;
- pdata->phy_id = 0;
- memcpy(pdata->mac_addr, binfo->bi_enetaddr, 6);
- }
-
- pdata = (struct gianfar_platform_data *) ppc_sys_get_pdata(MPC83xx_TSEC2);
- if (pdata) {
- pdata->board_flags = FSL_GIANFAR_BRD_HAS_PHY_INTR;
- pdata->bus_id = 0;
- pdata->phy_id = 1;
- memcpy(pdata->mac_addr, binfo->bi_enet1addr, 6);
- }
-
-#ifdef CONFIG_BLK_DEV_INITRD
- if (initrd_start)
- ROOT_DEV = Root_RAM0;
- else
-#endif
-#ifdef CONFIG_ROOT_NFS
- ROOT_DEV = Root_NFS;
-#else
- ROOT_DEV = Root_HDA1;
-#endif
-}
-
-static void __init
-mpc834x_sys_map_io(void)
-{
- /* we steal the lowest ioremap addr for virt space */
- io_block_mapping(VIRT_IMMRBAR, immrbar, 1024*1024, _PAGE_IO);
-}
-
-int
-mpc834x_sys_show_cpuinfo(struct seq_file *m)
-{
- uint pvid, svid, phid1;
- bd_t *binfo = (bd_t *) __res;
- unsigned int freq;
-
- /* get the core frequency */
- freq = binfo->bi_intfreq;
-
- pvid = mfspr(SPRN_PVR);
- svid = mfspr(SPRN_SVR);
-
- seq_printf(m, "Vendor\t\t: Freescale Inc.\n");
- seq_printf(m, "Machine\t\t: mpc%s sys\n", cur_ppc_sys_spec->ppc_sys_name);
- seq_printf(m, "core clock\t: %d MHz\n"
- "bus clock\t: %d MHz\n",
- (int)(binfo->bi_intfreq / 1000000),
- (int)(binfo->bi_busfreq / 1000000));
- seq_printf(m, "PVR\t\t: 0x%x\n", pvid);
- seq_printf(m, "SVR\t\t: 0x%x\n", svid);
-
- /* Display cpu Pll setting */
- phid1 = mfspr(SPRN_HID1);
- seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
-
- /* Display the amount of memory */
- seq_printf(m, "Memory\t\t: %d MB\n", (int)(binfo->bi_memsize / (1024 * 1024)));
-
- return 0;
-}
-
-
-void __init
-mpc834x_sys_init_IRQ(void)
-{
- bd_t *binfo = (bd_t *) __res;
-
- u8 senses[8] = {
- 0, /* EXT 0 */
- IRQ_SENSE_LEVEL, /* EXT 1 */
- IRQ_SENSE_LEVEL, /* EXT 2 */
- 0, /* EXT 3 */
-#ifdef CONFIG_PCI
- IRQ_SENSE_LEVEL, /* EXT 4 */
- IRQ_SENSE_LEVEL, /* EXT 5 */
- IRQ_SENSE_LEVEL, /* EXT 6 */
- IRQ_SENSE_LEVEL, /* EXT 7 */
-#else
- 0, /* EXT 4 */
- 0, /* EXT 5 */
- 0, /* EXT 6 */
- 0, /* EXT 7 */
-#endif
- };
-
- ipic_init(binfo->bi_immr_base + 0x00700, 0, MPC83xx_IPIC_IRQ_OFFSET, senses, 8);
-
- /* Initialize the default interrupt mapping priorities,
- * in case the boot rom changed something on us.
- */
- ipic_set_default_priority();
-}
-
-#if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374)
-extern ulong ds1374_get_rtc_time(void);
-extern int ds1374_set_rtc_time(ulong);
-
-static int __init
-mpc834x_rtc_hookup(void)
-{
- struct timespec tv;
-
- ppc_md.get_rtc_time = ds1374_get_rtc_time;
- ppc_md.set_rtc_time = ds1374_set_rtc_time;
-
- tv.tv_nsec = 0;
- tv.tv_sec = (ppc_md.get_rtc_time)();
- do_settimeofday(&tv);
-
- return 0;
-}
-late_initcall(mpc834x_rtc_hookup);
-#endif
-static __inline__ void
-mpc834x_sys_set_bat(void)
-{
- /* we steal the lowest ioremap addr for virt space */
- mb();
- mtspr(SPRN_DBAT1U, VIRT_IMMRBAR | 0x1e);
- mtspr(SPRN_DBAT1L, immrbar | 0x2a);
- mb();
-}
-
-void __init
-platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7)
-{
- bd_t *binfo = (bd_t *) __res;
-
- /* parse_bootinfo must always be called first */
- parse_bootinfo(find_bootinfo());
-
- /*
- * If we were passed in a board information, copy it into the
- * residual data area.
- */
- if (r3) {
- memcpy((void *) __res, (void *) (r3 + KERNELBASE),
- sizeof (bd_t));
- }
-
-#if defined(CONFIG_BLK_DEV_INITRD)
- /*
- * If the init RAM disk has been configured in, and there's a valid
- * starting address for it, set it up.
- */
- if (r4) {
- initrd_start = r4 + KERNELBASE;
- initrd_end = r5 + KERNELBASE;
- }
-#endif /* CONFIG_BLK_DEV_INITRD */
-
- /* Copy the kernel command line arguments to a safe place. */
- if (r6) {
- *(char *) (r7 + KERNELBASE) = 0;
- strcpy(cmd_line, (char *) (r6 + KERNELBASE));
- }
-
- immrbar = binfo->bi_immr_base;
-
- mpc834x_sys_set_bat();
-
-#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG)
- {
- struct uart_port p;
-
- memset(&p, 0, sizeof (p));
- p.iotype = UPIO_MEM;
- p.membase = (unsigned char __iomem *)(VIRT_IMMRBAR + 0x4500);
- p.uartclk = binfo->bi_busfreq;
-
- gen550_init(0, &p);
-
- memset(&p, 0, sizeof (p));
- p.iotype = UPIO_MEM;
- p.membase = (unsigned char __iomem *)(VIRT_IMMRBAR + 0x4600);
- p.uartclk = binfo->bi_busfreq;
-
- gen550_init(1, &p);
- }
-#endif
-
- identify_ppc_sys_by_id(mfspr(SPRN_SVR));
-
- /* setup the PowerPC module struct */
- ppc_md.setup_arch = mpc834x_sys_setup_arch;
- ppc_md.show_cpuinfo = mpc834x_sys_show_cpuinfo;
-
- ppc_md.init_IRQ = mpc834x_sys_init_IRQ;
- ppc_md.get_irq = ipic_get_irq;
-
- ppc_md.restart = mpc83xx_restart;
- ppc_md.power_off = mpc83xx_power_off;
- ppc_md.halt = mpc83xx_halt;
-
- ppc_md.find_end_of_memory = mpc83xx_find_end_of_memory;
- ppc_md.setup_io_mappings = mpc834x_sys_map_io;
-
- ppc_md.time_init = mpc83xx_time_init;
- ppc_md.set_rtc_time = NULL;
- ppc_md.get_rtc_time = NULL;
- ppc_md.calibrate_decr = mpc83xx_calibrate_decr;
-
- ppc_md.early_serial_map = mpc83xx_early_serial_map;
-#if defined(CONFIG_SERIAL_8250) && defined(CONFIG_SERIAL_TEXT_DEBUG)
- ppc_md.progress = gen550_progress;
-#endif /* CONFIG_SERIAL_8250 && CONFIG_SERIAL_TEXT_DEBUG */
-
- if (ppc_md.progress)
- ppc_md.progress("mpc834x_sys_init(): exit", 0);
-
- return;
-}
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