This patch adds support for spawning busses as children of the GPMC.
Signed-off-by: Robert ABEL <rabel@xxxxxxxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-omap2/gpmc.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 4fa5ff1..c6c8543 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -27,6 +27,7 @@
#include <linux/of_address.h>
#include <linux/of_mtd.h>
#include <linux/of_device.h>
+#include <linux/of_platform.h>
#include <linux/mtd/nand.h>
#include <linux/pm_runtime.h>
@@ -1589,9 +1590,20 @@ static int gpmc_probe_generic_child(struct platform_device *pdev,
gpmc_cs_set_timings(cs, &gpmc_t);
no_timings:
- if (of_platform_device_create(child, NULL, &pdev->dev))
+
+ if (of_match_node(of_default_bus_match_table, child)) {
+
+ /* ignore return code, because 0 is ambiguous */
+ of_platform_populate(child, of_default_bus_match_table, NULL, &pdev->dev);
return 0;
+ } else {
+
+ if (of_platform_device_create(child, NULL, &pdev->dev))
+ return 0;
+
+ }
+
dev_err(&pdev->dev, "failed to create gpmc child %s\n", child->name);
ret = -ENODEV;
--
2.3.0
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