[PATCH v1] 3: Added dcp_rng driver device binding code
Kshitiz Varshney
kshitiz.varshney at nxp.com
Thu Sep 8 10:57:34 CEST 2022
From: Kshitiz <kshitiz.varshney at nxp.com>
This commit manually binds dcp_rng device driver and initalizes it inside
arch_misc_init() function.
Signed-off-by: Kshitiz Varshney <kshitiz.varshney at nxp.com>
Reviewed-by: Ye Li <ye.li at nxp.com>
---
arch/arm/mach-imx/mx6/soc.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm/mach-imx/mx6/soc.c b/arch/arm/mach-imx/mx6/soc.c
index 3e538754d9..9bf16119c2 100644
--- a/arch/arm/mach-imx/mx6/soc.c
+++ b/arch/arm/mach-imx/mx6/soc.c
@@ -31,6 +31,8 @@
#include <hang.h>
#include <cpu_func.h>
#include <env.h>
+#include<dm/device-internal.h>
+#include<dm/lists.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -1005,6 +1007,20 @@ int arch_misc_init(void)
if (ret)
printf("Failed to initialize caam_jr: %d\n", ret);
}
+
+ if (IS_ENABLED(CONFIG_FSL_DCP_RNG)) {
+ struct udevice *dev;
+ int ret;
+
+ ret = device_bind_driver(NULL, "dcp_rng", "dcp_rng", NULL);
+ if (ret)
+ printf("Couldn't bind dcp rng driver (%d)\n", ret);
+
+ ret = uclass_get_device_by_driver(UCLASS_RNG, DM_DRIVER_GET(dcp_rng), &dev);
+ if (ret)
+ printf("Failed to initialize dcp rng: %d\n", ret);
+ }
+
setup_serial_number();
return 0;
}
--
2.25.1
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