diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-27 13:26:18 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-02-27 13:26:18 -0800 |
commit | ef1a8de8ea004a689b2aa9f5cefcba2b1a0262f2 (patch) | |
tree | 14324fad5e33c50c7d00646b7f6d2524943e7726 /arch/powerpc/platforms/512x/mpc512x_shared.c | |
parent | 1c32fd0c5ac1ccbdc37a1a392a5d75cbe059b401 (diff) | |
parent | 3d98ffbffb16f2a1569b83cb78db0b5100e6c937 (diff) |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (88 commits)
powerpc: Fix lwsync feature fixup vs. modules on 64-bit
powerpc: Convert pmc_owner_lock to raw_spinlock
powerpc: Convert die.lock to raw_spinlock
powerpc: Convert tlbivax_lock to raw_spinlock
powerpc: Convert mpic locks to raw_spinlock
powerpc: Convert pmac_pic_lock to raw_spinlock
powerpc: Convert big_irq_lock to raw_spinlock
powerpc: Convert feature_lock to raw_spinlock
powerpc: Convert i8259_lock to raw_spinlock
powerpc: Convert beat_htab_lock to raw_spinlock
powerpc: Convert confirm_error_lock to raw_spinlock
powerpc: Convert ipic_lock to raw_spinlock
powerpc: Convert native_tlbie_lock to raw_spinlock
powerpc: Convert beatic_irq_mask_lock to raw_spinlock
powerpc: Convert nv_lock to raw_spinlock
powerpc: Convert context_lock to raw_spinlock
powerpc/85xx: Add NOR, LEDs and PIB support for MPC8568E-MDS boards
powerpc/86xx: Enable VME driver on the GE SBC610
powerpc/86xx: Enable VME driver on the GE PPC9A
powerpc/86xx: Add MSI section to GE PPC9A DTS
...
Diffstat (limited to 'arch/powerpc/platforms/512x/mpc512x_shared.c')
-rw-r--r-- | arch/powerpc/platforms/512x/mpc512x_shared.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/512x/mpc512x_shared.c b/arch/powerpc/platforms/512x/mpc512x_shared.c index 434d683df5a..b7f518a60f0 100644 --- a/arch/powerpc/platforms/512x/mpc512x_shared.c +++ b/arch/powerpc/platforms/512x/mpc512x_shared.c @@ -21,9 +21,38 @@ #include <asm/ipic.h> #include <asm/prom.h> #include <asm/time.h> +#include <asm/mpc5121.h> #include "mpc512x.h" +static struct mpc512x_reset_module __iomem *reset_module_base; + +static void __init mpc512x_restart_init(void) +{ + struct device_node *np; + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-reset"); + if (!np) + return; + + reset_module_base = of_iomap(np, 0); + of_node_put(np); +} + +void mpc512x_restart(char *cmd) +{ + if (reset_module_base) { + /* Enable software reset "RSTE" */ + out_be32(&reset_module_base->rpr, 0x52535445); + /* Set software hard reset */ + out_be32(&reset_module_base->rcr, 0x2); + } else { + pr_err("Restart module not mapped.\n"); + } + for (;;) + ; +} + void __init mpc512x_init_IRQ(void) { struct device_node *np; @@ -53,8 +82,22 @@ static struct of_device_id __initdata of_bus_ids[] = { void __init mpc512x_declare_of_platform_devices(void) { + struct device_node *np; + if (of_platform_bus_probe(NULL, of_bus_ids, NULL)) printk(KERN_ERR __FILE__ ": " "Error while probing of_platform bus\n"); + + np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-nfc"); + if (np) { + of_platform_device_create(np, NULL, NULL); + of_node_put(np); + } } +void __init mpc512x_init(void) +{ + mpc512x_declare_of_platform_devices(); + mpc5121_clk_init(); + mpc512x_restart_init(); +} |