dm: clk: Add support for of-platdata
Add support for this feature in the core clock code.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/clk/clk-uclass.c b/drivers/clk/clk-uclass.c
index 6e4d672..e0f8567 100644
--- a/drivers/clk/clk-uclass.c
+++ b/drivers/clk/clk-uclass.c
@@ -10,6 +10,7 @@
#include <clk.h>
#include <clk-uclass.h>
#include <dm.h>
+#include <dt-structs.h>
#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -21,6 +22,22 @@
#if CONFIG_IS_ENABLED(OF_CONTROL)
#ifdef CONFIG_SPL_BUILD
+# if CONFIG_IS_ENABLED(OF_PLATDATA)
+int clk_get_by_index_platdata(struct udevice *dev, int index,
+ struct phandle_2_cell *cells, struct clk *clk)
+{
+ int ret;
+
+ if (index != 0)
+ return -ENOSYS;
+ ret = uclass_get_device(UCLASS_CLK, 0, &clk->dev);
+ if (ret)
+ return ret;
+ clk->id = cells[0].id;
+
+ return 0;
+}
+# else
int clk_get_by_index(struct udevice *dev, int index, struct clk *clk)
{
int ret;
@@ -39,6 +56,7 @@
clk->id = cell[1];
return 0;
}
+# endif /* OF_PLATDATA */
int clk_get_by_name(struct udevice *dev, const char *name, struct clk *clk)
{
@@ -117,8 +135,8 @@
return clk_get_by_index(dev, index, clk);
}
-#endif
-#endif
+#endif /* CONFIG_SPL_BUILD */
+#endif /* OF_CONTROL */
int clk_request(struct udevice *dev, struct clk *clk)
{