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[v2,1/2] ARM: aspeed: Add debugfs directory

Message ID 20220310000629.119699-2-joel@jms.id.au
State Handled Elsewhere, archived
Headers show
Series [v2,1/2] ARM: aspeed: Add debugfs directory | expand

Commit Message

Joel Stanley March 10, 2022, 12:06 a.m. UTC 
This will be used by other drivers to hold machine specific debugfs
information.

Signed-off-by: Joel Stanley <joel@jms.id.au>
---
 arch/arm/mach-aspeed/debugfs.c | 16 ++++++++++++++++
 arch/arm/mach-aspeed/Makefile  |  1 +
 2 files changed, 17 insertions(+)
 create mode 100644 arch/arm/mach-aspeed/debugfs.c
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Patch

diff --git a/arch/arm/mach-aspeed/debugfs.c b/arch/arm/mach-aspeed/debugfs.c
new file mode 100644
index 000000000000..b7d1b8f28435
--- /dev/null
+++ b/arch/arm/mach-aspeed/debugfs.c
@@ -0,0 +1,16 @@ 
+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright 2022 IBM Corp.
+
+#include <linux/debugfs.h>
+#include <linux/export.h>
+#include <linux/init.h>
+
+struct dentry *arch_debugfs_dir;
+EXPORT_SYMBOL(arch_debugfs_dir);
+
+static int __init aspeed_debugfs_init(void)
+{
+	arch_debugfs_dir = debugfs_create_dir("aspeed", NULL);
+	return 0;
+}
+arch_initcall(aspeed_debugfs_init);
diff --git a/arch/arm/mach-aspeed/Makefile b/arch/arm/mach-aspeed/Makefile
index 1951b3317a76..3db448ccdfe1 100644
--- a/arch/arm/mach-aspeed/Makefile
+++ b/arch/arm/mach-aspeed/Makefile
@@ -3,3 +3,4 @@ 
 # Copyright IBM Corp.
 
 obj-$(CONFIG_SMP) += platsmp.o
+obj-$(CONFIG_DEBUG_FS) += debugfs.o