This commit was manufactured by cvs2svn to create branch 'vserver'.

[linux-2.6.git] / arch / powerpc / platforms / 52xx / efika-setup.c

diff --git a/arch/powerpc/platforms/52xx/efika-setup.c b/arch/powerpc/platforms/52xx/efika-setup.c
new file mode 100644 (file)
index 0000000..110c980
--- /dev/null
+++ b/arch/powerpc/platforms/52xx/efika-setup.c
@@ -0,0 +1,150 @@
+/*
+ *
+ * Efika 5K2 platform setup
+ * Some code really inspired from the lite5200b platform.
+ * 
+ * Copyright (C) 2006 bplan GmbH
+ *
+ * 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/errno.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/reboot.h>
+#include <linux/init.h>
+#include <linux/utsrelease.h>
+#include <linux/seq_file.h>
+#include <linux/root_dev.h>
+#include <linux/initrd.h>
+#include <linux/timer.h>
+#include <linux/pci.h>
+
+#include <asm/pgtable.h>
+#include <asm/prom.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/rtas.h>
+#include <asm/of_device.h>
+#include <asm/of_platform.h>
+#include <asm/mpc52xx.h>
+
+#include "efika.h"
+
+static void efika_show_cpuinfo(struct seq_file *m)
+{
+       struct device_node *root;
+       const char *revision = NULL;
+       const char *codegendescription = NULL;
+       const char *codegenvendor = NULL;
+
+       root = of_find_node_by_path("/");
+       if (root) {
+               revision = get_property(root, "revision", NULL);
+               codegendescription =
+                   get_property(root, "CODEGEN,description", NULL);
+               codegenvendor = get_property(root, "CODEGEN,vendor", NULL);
+
+               of_node_put(root);
+       }
+
+       if (codegendescription)
+               seq_printf(m, "machine\t\t: %s\n", codegendescription);
+       else
+               seq_printf(m, "machine\t\t: Efika\n");
+
+       if (revision)
+               seq_printf(m, "revision\t: %s\n", revision);
+
+       if (codegenvendor)
+               seq_printf(m, "vendor\t\t: %s\n", codegenvendor);
+
+       of_node_put(root);
+}
+
+static void __init efika_setup_arch(void)
+{
+       rtas_initialize();
+
+#ifdef CONFIG_BLK_DEV_INITRD
+       initrd_below_start_ok = 1;
+
+       if (initrd_start)
+               ROOT_DEV = Root_RAM0;
+       else
+#endif
+               ROOT_DEV = Root_SDA2;   /* sda2 (sda1 is for the kernel) */
+
+       efika_pcisetup();
+
+       if (ppc_md.progress)
+               ppc_md.progress("Linux/PPC " UTS_RELEASE " runnung on Efika ;-)\n", 0x0);
+}
+
+static void __init efika_init(void)
+{
+       struct device_node *np;
+       struct device_node *cnp = NULL;
+       const u32 *base;
+
+       /* Find every child of the SOC node and add it to of_platform */
+       np = of_find_node_by_name(NULL, "builtin");
+       if (np) {
+               char name[BUS_ID_SIZE];
+               while ((cnp = of_get_next_child(np, cnp))) {
+                       strcpy(name, cnp->name);
+
+                       base = get_property(cnp, "reg", NULL);
+                       if (base == NULL)
+                               continue;
+
+                       snprintf(name+strlen(name), BUS_ID_SIZE, "@%x", *base);
+                       of_platform_device_create(cnp, name, NULL);
+
+                       printk(KERN_INFO EFIKA_PLATFORM_NAME" : Added %s (type '%s' at '%s') to the known devices\n", name, cnp->type, cnp->full_name);
+               }
+       }
+
+       if (ppc_md.progress)
+               ppc_md.progress("  Have fun with your Efika!    ", 0x7777);
+}
+
+static int __init efika_probe(void)
+{
+       char *model = of_get_flat_dt_prop(of_get_flat_dt_root(),
+                                         "model", NULL);
+
+       if (model == NULL)
+               return 0;
+       if (strcmp(model, "EFIKA5K2"))
+               return 0;
+
+       ISA_DMA_THRESHOLD = ~0L;
+       DMA_MODE_READ = 0x44;
+       DMA_MODE_WRITE = 0x48;
+
+       return 1;
+}
+
+define_machine(efika)
+{
+       .name = EFIKA_PLATFORM_NAME,
+       .probe = efika_probe,
+       .setup_arch = efika_setup_arch,
+       .init = efika_init,
+       .show_cpuinfo = efika_show_cpuinfo,
+       .init_IRQ = mpc52xx_init_irq,
+       .get_irq = mpc52xx_get_irq,
+       .restart = rtas_restart,
+       .power_off = rtas_power_off,
+       .halt = rtas_halt,
+       .set_rtc_time = rtas_set_rtc_time,
+       .get_rtc_time = rtas_get_rtc_time,
+       .progress = rtas_progress,
+       .get_boot_time = rtas_get_boot_time,
+       .calibrate_decr = generic_calibrate_decr,
+       .phys_mem_access_prot = pci_phys_mem_access_prot,
+};