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From: Andrey Smirnov <andrew.smirnov@gmail.com>
To: barebox@lists.infradead.org
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Subject: [PATCH 2/3] i.MX6: phytec: Check environment path selection for errors
Date: Thu, 15 Jan 2015 18:32:35 -0800	[thread overview]
Message-ID: <1421375556-21715-3-git-send-email-andrew.smirnov@gmail.com> (raw)
In-Reply-To: <1421375556-21715-1-git-send-email-andrew.smirnov@gmail.com>

Add code to explicitly check for success of of_device_enable_path()
when selecting which media is expected to contain barebox environment.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
---
 arch/arm/boards/phytec-phyflex-imx6/board.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boards/phytec-phyflex-imx6/board.c b/arch/arm/boards/phytec-phyflex-imx6/board.c
index 7ac7928..c731faf 100644
--- a/arch/arm/boards/phytec-phyflex-imx6/board.c
+++ b/arch/arm/boards/phytec-phyflex-imx6/board.c
@@ -65,6 +65,9 @@ static void phyflex_err006282_workaround(void)
 
 static int phytec_pfla02_init(void)
 {
+	int ret;
+	char *environment_path;
+
 	if (!of_machine_is_compatible("phytec,imx6q-pfla02") &&
 			!of_machine_is_compatible("phytec,imx6dl-pfla02") &&
 			!of_machine_is_compatible("phytec,imx6s-pfla02"))
@@ -76,17 +79,22 @@ static int phytec_pfla02_init(void)
 
 	switch (bootsource_get()) {
 	case BOOTSOURCE_MMC:
-		of_device_enable_path("/chosen/environment-sd");
+		environment_path = "/chosen/environment-sd";
 		break;
 	case BOOTSOURCE_NAND:
-		of_device_enable_path("/chosen/environment-nand");
+		environment_path = "/chosen/environment-nand";
 		break;
 	default:
 	case BOOTSOURCE_SPI:
-		of_device_enable_path("/chosen/environment-spinor");
+		environment_path = "/chosen/environment-spinor";
 		break;
 	}
 
+	ret = of_device_enable_path(environment_path);
+	if (ret < 0)
+		pr_warn("Failed to enable environment partition '%s' (%d)\n",
+			environment_path, ret);
+
 	return 0;
 }
 device_initcall(phytec_pfla02_init);
-- 
2.1.0


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  parent reply	other threads:[~2015-01-16  2:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-16  2:32 [PATCH 1/3] i.MX6: phytec: Separate SoM specific code Andrey Smirnov
2015-01-16  2:32 ` [PATCH v2] i.MX: SPI: Respect SPI_LSB_FIRST flag in mode settings Andrey Smirnov
2015-01-16  2:32 ` Andrey Smirnov [this message]
2015-01-16  2:32 ` [PATCH 3/3] i.MX6: phytec: Allow multiple MMC devices to contain boot environment Andrey Smirnov
2015-01-16  7:12 ` [PATCH 1/3] i.MX6: phytec: Separate SoM specific code Sascha Hauer

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