[PATCH v3 06/10] initcall: add of_populate_initcall

[Marco Felsch <m.felsch@xxxxxxxxxxxxxx>]

Add dedicated initcall for of_probe() which is required for the following
device-on-demand/deep-probe mechanism.

Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
---
Changelog:

v2:
- no changes
v3:
- align initcall id with level
---
 include/asm-generic/barebox.lds.h |  1 +
 include/init.h                    | 10 +++++++---
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/include/asm-generic/barebox.lds.h b/include/asm-generic/barebox.lds.h
index 6971e2c1d2..a7d32160d1 100644
--- a/include/asm-generic/barebox.lds.h
+++ b/include/asm-generic/barebox.lds.h
@@ -33,6 +33,7 @@
 	KEEP(*(.initcall.12))			\
 	KEEP(*(.initcall.13))			\
 	KEEP(*(.initcall.14))			\
+	KEEP(*(.initcall.15))			\
 	__barebox_initcalls_end = .;
 
 #define BAREBOX_EXITCALLS			\
diff --git a/include/init.h b/include/init.h
index 2d61bc8963..c695f99867 100644
--- a/include/init.h
+++ b/include/init.h
@@ -47,6 +47,9 @@ typedef void (*exitcall_t)(void);
  * initializes variables that couldn't be statically initialized.
  *
  * This only exists for built-in code, not for modules.
+ *
+ * The only purpose for "of_populate" is to call of_probe() other functions are
+ * not allowed.
  */
 #define pure_initcall(fn)		__define_initcall("0",fn,0)
 
@@ -61,9 +64,10 @@ typedef void (*exitcall_t)(void);
 #define fs_initcall(fn)			__define_initcall("9",fn,9)
 #define device_initcall(fn)		__define_initcall("10",fn,10)
 #define crypto_initcall(fn)		__define_initcall("11",fn,11)
-#define late_initcall(fn)		__define_initcall("12",fn,12)
-#define environment_initcall(fn)	__define_initcall("13",fn,13)
-#define postenvironment_initcall(fn)	__define_initcall("14",fn,14)
+#define of_populate_initcall(fn)	__define_initcall("12",fn,12)
+#define late_initcall(fn)		__define_initcall("13",fn,13)
+#define environment_initcall(fn)	__define_initcall("14",fn,14)
+#define postenvironment_initcall(fn)	__define_initcall("15",fn,15)
 
 #define early_exitcall(fn)		__define_exitcall("0",fn,0)
 #define predevshutdown_exitcall(fn)	__define_exitcall("1",fn,1)
-- 
2.20.1


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