[PATCH 2/3] timer-uclass: relocate ops pointers for CONFIG_NEEDS_MANUAL_RELOC
Ovidiu Panait
ovpanait at gmail.com
Wed Oct 12 07:36:55 CEST 2022
Relocate timer_ops pointers when CONFIG_NEEDS_MANUAL_RELOC is enabled.
The (gd->flags & GD_FLG_RELOC) check was added to make sure the reloc_done
logic works for drivers that use DM_FLAG_PRE_RELOC.
Signed-off-by: Ovidiu Panait <ovpanait at gmail.com>
---
drivers/timer/timer-uclass.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/timer/timer-uclass.c b/drivers/timer/timer-uclass.c
index bdc77b3822..bb71979213 100644
--- a/drivers/timer/timer-uclass.c
+++ b/drivers/timer/timer-uclass.c
@@ -18,6 +18,7 @@
#include <init.h>
#include <timer.h>
#include <linux/err.h>
+#include <relocate.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -50,6 +51,19 @@ unsigned long notrace timer_get_rate(struct udevice *dev)
static int timer_pre_probe(struct udevice *dev)
{
+ if (IS_ENABLED(CONFIG_NEEDS_MANUAL_RELOC) &&
+ (gd->flags & GD_FLG_RELOC)) {
+ struct timer_ops *ops = timer_get_ops(dev);
+ static int reloc_done;
+
+ if (!reloc_done) {
+ if (ops->get_count)
+ MANUAL_RELOC(ops->get_count);
+
+ reloc_done++;
+ }
+ }
+
if (CONFIG_IS_ENABLED(OF_REAL)) {
struct timer_dev_priv *uc_priv = dev_get_uclass_priv(dev);
struct clk timer_clk;
--
2.25.1
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