linux-kernel - [PATCH 3/6] nvmem: core: switch to device_property

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Message-Id: <20171215140609.17193-4-srinivas.kandagatla@linaro.org>
Date:   Fri, 15 Dec 2017 14:06:06 +0000
From:   srinivas.kandagatla@...aro.org
To:     gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org, srinivas.kandagatla@...aro.org,
        Heiner Kallweit <hkallweit1@...il.com>
Subject: [PATCH 3/6] nvmem: core: switch to device_property_present for reading property "read-only"

From: Heiner Kallweit <hkallweit1@...il.com>

Switch to more generic device_property_present to consider also non-DT
properties.

Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
---
 drivers/nvmem/core.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 4f37c9f3d120..35a3dbeea324 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -444,7 +444,6 @@ static int nvmem_setup_compat(struct nvmem_device *nvmem,
 struct nvmem_device *nvmem_register(const struct nvmem_config *config)
 {
 	struct nvmem_device *nvmem;
-	struct device_node *np;
 	int rval;
 
 	if (!config->dev)
@@ -473,13 +472,12 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config)
 	nvmem->priv = config->priv;
 	nvmem->reg_read = config->reg_read;
 	nvmem->reg_write = config->reg_write;
-	np = config->dev->of_node;
-	nvmem->dev.of_node = np;
+	nvmem->dev.of_node = config->dev->of_node;
 	dev_set_name(&nvmem->dev, "%s%d",
 		     config->name ? : "nvmem",
 		     config->name ? config->id : nvmem->id);
 
-	nvmem->read_only = of_property_read_bool(np, "read-only") |
+	nvmem->read_only = device_property_present(config->dev, "read-only") |
 			   config->read_only;
 
 	if (config->root_only)
-- 
2.15.0