From: Emil Bartczak <emilbart@gmail.com>
To: a.zummo@towertech.it
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
rtc-linux@googlegroups.com, robh+dt@kernel.org
Subject: [rtc-linux] [PATCH] drivers/rtc/rtc-mcp795.c: add devicetree support
Date: Mon, 21 Mar 2016 01:06:10 +0100 [thread overview]
Message-ID: <20160321000610.GA21979@emba-laptop> (raw)
Add device tree support to the rtc-mcp795 driver.
Signed-off-by: Emil Bartczak <emilbart@gmail.com>
---
Documentation/devicetree/bindings/rtc/maxim,mcp795.txt | 11 +++++++++++
drivers/rtc/rtc-mcp795.c | 10 ++++++++++
2 files changed, 21 insertions(+)
create mode 100644 Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
diff --git a/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
new file mode 100644
index 0000000..a59fdd8
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
@@ -0,0 +1,11 @@
+* Maxim MCP795 SPI Serial Real-Time Clock
+
+Required properties:
+- compatible: Should contain "maxim,mcp795".
+- reg: SPI address for chip
+
+Example:
+ mcp795: rtc@0 {
+ compatible = "maxim,mcp795";
+ reg = <0>;
+ };
diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c
index 1c91ce8..025bb33 100644
--- a/drivers/rtc/rtc-mcp795.c
+++ b/drivers/rtc/rtc-mcp795.c
@@ -20,6 +20,7 @@
#include <linux/printk.h>
#include <linux/spi/spi.h>
#include <linux/rtc.h>
+#include <linux/of.h>
/* MCP795 Instructions, see datasheet table 3-1 */
#define MCP795_EEREAD 0x03
@@ -183,9 +184,18 @@ static int mcp795_probe(struct spi_device *spi)
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id mcp795_of_match[] = {
+ { .compatible = "maxim,mcp795" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, mcp795_of_match);
+#endif
+
static struct spi_driver mcp795_driver = {
.driver = {
.name = "rtc-mcp795",
+ .of_match_table = of_match_ptr(mcp795_of_match),
},
.probe = mcp795_probe,
};
--
1.9.1
--
--
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WARNING: multiple messages have this Message-ID (diff)
From: Emil Bartczak <emilbart-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org
Subject: [PATCH] drivers/rtc/rtc-mcp795.c: add devicetree support
Date: Mon, 21 Mar 2016 01:06:10 +0100 [thread overview]
Message-ID: <20160321000610.GA21979@emba-laptop> (raw)
Add device tree support to the rtc-mcp795 driver.
Signed-off-by: Emil Bartczak <emilbart-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
---
Documentation/devicetree/bindings/rtc/maxim,mcp795.txt | 11 +++++++++++
drivers/rtc/rtc-mcp795.c | 10 ++++++++++
2 files changed, 21 insertions(+)
create mode 100644 Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
diff --git a/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
new file mode 100644
index 0000000..a59fdd8
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
@@ -0,0 +1,11 @@
+* Maxim MCP795 SPI Serial Real-Time Clock
+
+Required properties:
+- compatible: Should contain "maxim,mcp795".
+- reg: SPI address for chip
+
+Example:
+ mcp795: rtc@0 {
+ compatible = "maxim,mcp795";
+ reg = <0>;
+ };
diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c
index 1c91ce8..025bb33 100644
--- a/drivers/rtc/rtc-mcp795.c
+++ b/drivers/rtc/rtc-mcp795.c
@@ -20,6 +20,7 @@
#include <linux/printk.h>
#include <linux/spi/spi.h>
#include <linux/rtc.h>
+#include <linux/of.h>
/* MCP795 Instructions, see datasheet table 3-1 */
#define MCP795_EEREAD 0x03
@@ -183,9 +184,18 @@ static int mcp795_probe(struct spi_device *spi)
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id mcp795_of_match[] = {
+ { .compatible = "maxim,mcp795" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, mcp795_of_match);
+#endif
+
static struct spi_driver mcp795_driver = {
.driver = {
.name = "rtc-mcp795",
+ .of_match_table = of_match_ptr(mcp795_of_match),
},
.probe = mcp795_probe,
};
--
1.9.1
--
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WARNING: multiple messages have this Message-ID (diff)
From: Emil Bartczak <emilbart@gmail.com>
To: a.zummo@towertech.it
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
rtc-linux@googlegroups.com, robh+dt@kernel.org
Subject: [PATCH] drivers/rtc/rtc-mcp795.c: add devicetree support
Date: Mon, 21 Mar 2016 01:06:10 +0100 [thread overview]
Message-ID: <20160321000610.GA21979@emba-laptop> (raw)
Add device tree support to the rtc-mcp795 driver.
Signed-off-by: Emil Bartczak <emilbart@gmail.com>
---
Documentation/devicetree/bindings/rtc/maxim,mcp795.txt | 11 +++++++++++
drivers/rtc/rtc-mcp795.c | 10 ++++++++++
2 files changed, 21 insertions(+)
create mode 100644 Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
diff --git a/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
new file mode 100644
index 0000000..a59fdd8
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/maxim,mcp795.txt
@@ -0,0 +1,11 @@
+* Maxim MCP795 SPI Serial Real-Time Clock
+
+Required properties:
+- compatible: Should contain "maxim,mcp795".
+- reg: SPI address for chip
+
+Example:
+ mcp795: rtc@0 {
+ compatible = "maxim,mcp795";
+ reg = <0>;
+ };
diff --git a/drivers/rtc/rtc-mcp795.c b/drivers/rtc/rtc-mcp795.c
index 1c91ce8..025bb33 100644
--- a/drivers/rtc/rtc-mcp795.c
+++ b/drivers/rtc/rtc-mcp795.c
@@ -20,6 +20,7 @@
#include <linux/printk.h>
#include <linux/spi/spi.h>
#include <linux/rtc.h>
+#include <linux/of.h>
/* MCP795 Instructions, see datasheet table 3-1 */
#define MCP795_EEREAD 0x03
@@ -183,9 +184,18 @@ static int mcp795_probe(struct spi_device *spi)
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id mcp795_of_match[] = {
+ { .compatible = "maxim,mcp795" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, mcp795_of_match);
+#endif
+
static struct spi_driver mcp795_driver = {
.driver = {
.name = "rtc-mcp795",
+ .of_match_table = of_match_ptr(mcp795_of_match),
},
.probe = mcp795_probe,
};
--
1.9.1
next reply other threads:[~2016-03-21 0:06 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-21 0:06 Emil Bartczak [this message]
2016-03-21 0:06 ` [PATCH] drivers/rtc/rtc-mcp795.c: add devicetree support Emil Bartczak
2016-03-21 0:06 ` Emil Bartczak
2016-03-21 13:15 ` [rtc-linux] " Rob Herring
2016-03-21 13:15 ` Rob Herring
2016-03-21 13:15 ` Rob Herring
2016-03-21 21:57 ` [rtc-linux] " Alexandre Belloni
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