diff options
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-lpc.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal-lpc.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c index 608569082ba0..a16f07cdab26 100644 --- a/arch/powerpc/platforms/powernv/opal-lpc.c +++ b/arch/powerpc/platforms/powernv/opal-lpc.c @@ -10,13 +10,13 @@ #include <linux/bug.h> #include <linux/io.h> #include <linux/slab.h> +#include <linux/debugfs.h> #include <asm/machdep.h> #include <asm/firmware.h> #include <asm/opal.h> #include <asm/prom.h> #include <linux/uaccess.h> -#include <asm/debugfs.h> #include <asm/isa-bridge.h> static int opal_lpc_chip_id = -1; @@ -197,7 +197,7 @@ static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, /* * Select access size based on count and alignment and - * access type. IO and MEM only support byte acceses, + * access type. IO and MEM only support byte accesses, * FW supports all 3. */ len = 1; @@ -371,7 +371,7 @@ static int opal_lpc_init_debugfs(void) if (opal_lpc_chip_id < 0) return -ENODEV; - root = debugfs_create_dir("lpc", powerpc_debugfs_root); + root = debugfs_create_dir("lpc", arch_debugfs_dir); rc |= opal_lpc_debugfs_create_type(root, "io", OPAL_LPC_IO); rc |= opal_lpc_debugfs_create_type(root, "mem", OPAL_LPC_MEM); @@ -396,13 +396,14 @@ void __init opal_lpc_init(void) if (!of_get_property(np, "primary", NULL)) continue; opal_lpc_chip_id = of_get_ibm_chip_id(np); + of_node_put(np); break; } if (opal_lpc_chip_id < 0) return; /* Does it support direct mapping ? */ - if (of_get_property(np, "ranges", NULL)) { + if (of_property_present(np, "ranges")) { pr_info("OPAL: Found memory mapped LPC bus on chip %d\n", opal_lpc_chip_id); isa_bridge_init_non_pci(np); |