From: Marek Vasut <marex@denx.de>
Date: Fri, 24 Apr 2020 19:37:33 +0000 (+0200)
Subject: ARM: imx: imx8m: Do not warn about cpu-idle-states if missing
X-Git-Tag: v2020.10~237^2~18
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=dabaabd3f17cfcd7f13569ca4fb8b543c08ba30c;p=platform%2Fkernel%2Fu-boot.git

ARM: imx: imx8m: Do not warn about cpu-idle-states if missing

If the cpu-idle-states is missing from the DT in the first place, do
not fail on removing in. Just move on and do not even print an error,
since not being able to remove something which is not there in the
first place is not an error and surely does not justify failing to
boot.

Turn the surrounding prints into debugs to reduce the useless noise.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Frieder Schrempf <frieder.schrempf@kontron.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Peng Fan <peng.fan@nxp.com>
Cc: Stefano Babic <sbabic@denx.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
---

diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c
index c97c803..c0f6e32 100644
--- a/arch/arm/mach-imx/imx8m/soc.c
+++ b/arch/arm/mach-imx/imx8m/soc.c
@@ -389,16 +389,18 @@ int ft_system_setup(void *blob, bd_t *bd)
 			if (nodeoff < 0)
 				continue; /* Not found, skip it */
 
-			printf("Found %s node\n", nodes_path[i]);
+			debug("Found %s node\n", nodes_path[i]);
 
 			rc = fdt_delprop(blob, nodeoff, "cpu-idle-states");
+			if (rc == -FDT_ERR_NOTFOUND)
+				continue;
 			if (rc) {
 				printf("Unable to update property %s:%s, err=%s\n",
 				       nodes_path[i], "status", fdt_strerror(rc));
 				return rc;
 			}
 
-			printf("Remove %s:%s\n", nodes_path[i],
+			debug("Remove %s:%s\n", nodes_path[i],
 			       "cpu-idle-states");
 		}
 	}