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From: Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
To: U-Boot Mailing List <u-boot-0aAXYlwwYIKGBzrmiIFOJg@public.gmane.org>
Cc: Vincent Palatin
	<vpalatin-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	Gabe Black <gabeblack-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
	Jerry Van Baren
	<vanbaren-He//nVnquyzQT0dZR+AlfA@public.gmane.org>,
	Tom Rini <trini-l0cyMroinI0@public.gmane.org>,
	Devicetree Discuss
	<devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org>
Subject: [PATCH 07/14] fdt: Add function to read boolean property
Date: Thu, 25 Oct 2012 19:31:04 -0700	[thread overview]
Message-ID: <1351218671-15228-8-git-send-email-sjg@chromium.org> (raw)
In-Reply-To: <1351218671-15228-1-git-send-email-sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>

From: Gabe Black <gabeblack-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>

Signed-off-by: Vincent Palatin <vpalatin-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>

Commit-Ready: Vincent Palatin <vpalatin-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Commit-Ready: Gabe Black <gabeblack-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Signed-off-by: Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
---
 include/fdtdec.h |   10 ++++++++++
 lib/fdtdec.c     |   14 ++++++++++++++
 2 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/include/fdtdec.h b/include/fdtdec.h
index 3f1840c..82fdb99 100644
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -408,6 +408,16 @@ int fdtdec_get_config_int(const void *blob, const char *prop_name,
 		int default_val);
 
 /**
+ * Look in the FDT for a config item with the given name
+ * and return whether it exists.
+ *
+ * @param blob		FDT blob
+ * @param prop_name	property name to look up
+ * @return 1, if it exists, or 0 if not
+ */
+int fdtdec_get_config_bool(const void *blob, const char *prop_name);
+
+/**
  * Look in the FDT for a config item with the given name and return its value
  * as a string.
  *
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index efe9afe..fbb2827 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -524,6 +524,20 @@ int fdtdec_get_config_int(const void *blob, const char *prop_name,
 	return fdtdec_get_int(blob, config_node, prop_name, default_val);
 }
 
+int fdtdec_get_config_bool(const void *blob, const char *prop_name)
+{
+	int config_node;
+	const void *prop;
+
+	debug("%s: %s\n", __func__, prop_name);
+	config_node = fdt_path_offset(blob, "/config");
+	if (config_node < 0)
+		return 0;
+	prop = fdt_get_property(blob, config_node, prop_name, NULL);
+
+	return prop != NULL;
+}
+
 char *fdtdec_get_config_string(const void *blob, const char *prop_name)
 {
 	const char *nodep;
-- 
1.7.7.3

WARNING: multiple messages have this Message-ID (diff)
From: Simon Glass <sjg@chromium.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 07/14] fdt: Add function to read boolean property
Date: Thu, 25 Oct 2012 19:31:04 -0700	[thread overview]
Message-ID: <1351218671-15228-8-git-send-email-sjg@chromium.org> (raw)
In-Reply-To: <1351218671-15228-1-git-send-email-sjg@chromium.org>

From: Gabe Black <gabeblack@chromium.org>

Signed-off-by: Vincent Palatin <vpalatin@chromium.org>

Commit-Ready: Vincent Palatin <vpalatin@chromium.org>
Commit-Ready: Gabe Black <gabeblack@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
---
 include/fdtdec.h |   10 ++++++++++
 lib/fdtdec.c     |   14 ++++++++++++++
 2 files changed, 24 insertions(+), 0 deletions(-)

diff --git a/include/fdtdec.h b/include/fdtdec.h
index 3f1840c..82fdb99 100644
--- a/include/fdtdec.h
+++ b/include/fdtdec.h
@@ -408,6 +408,16 @@ int fdtdec_get_config_int(const void *blob, const char *prop_name,
 		int default_val);
 
 /**
+ * Look in the FDT for a config item with the given name
+ * and return whether it exists.
+ *
+ * @param blob		FDT blob
+ * @param prop_name	property name to look up
+ * @return 1, if it exists, or 0 if not
+ */
+int fdtdec_get_config_bool(const void *blob, const char *prop_name);
+
+/**
  * Look in the FDT for a config item with the given name and return its value
  * as a string.
  *
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index efe9afe..fbb2827 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -524,6 +524,20 @@ int fdtdec_get_config_int(const void *blob, const char *prop_name,
 	return fdtdec_get_int(blob, config_node, prop_name, default_val);
 }
 
+int fdtdec_get_config_bool(const void *blob, const char *prop_name)
+{
+	int config_node;
+	const void *prop;
+
+	debug("%s: %s\n", __func__, prop_name);
+	config_node = fdt_path_offset(blob, "/config");
+	if (config_node < 0)
+		return 0;
+	prop = fdt_get_property(blob, config_node, prop_name, NULL);
+
+	return prop != NULL;
+}
+
 char *fdtdec_get_config_string(const void *blob, const char *prop_name)
 {
 	const char *nodep;
-- 
1.7.7.3

  parent reply	other threads:[~2012-10-26  2:31 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-10-26  2:30 [PATCH 0/14] fdt: Add various device tree utilities and features Simon Glass
2012-10-26  2:30 ` [U-Boot] " Simon Glass
     [not found] ` <1351218671-15228-1-git-send-email-sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-10-26  2:30   ` [PATCH 01/14] fdt: Add function to get config int from device tree Simon Glass
2012-10-26  2:30     ` [U-Boot] " Simon Glass
2012-10-26  2:30   ` [PATCH 02/14] fdt: Add function to get a config string " Simon Glass
2012-10-26  2:30     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 03/14] fdt: Add fdtdec_decode_region() to decode memory region Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 04/14] fdt: Add function for decoding multiple gpios globally available Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 05/14] fdt: Export fdtdec_find_alias_node() function Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
     [not found]     ` <1351218671-15228-6-git-send-email-sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-10-26  4:24       ` David Gibson
2012-10-26  4:24         ` [U-Boot] " David Gibson
2012-10-31 23:50         ` Simon Glass
2012-10-31 23:50           ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 06/14] fdt: Export fdtdec_lookup() and fix the name Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` Simon Glass [this message]
2012-10-26  2:31     ` [U-Boot] [PATCH 07/14] fdt: Add function to read boolean property Simon Glass
2012-10-26  2:31   ` [PATCH 08/14] fdt: Add fdtdec_get_uint64 to decode a 64-bit value from a property Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 09/14] fdt: Add polarity-aware gpio functions to fdtdec Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  7:17     ` Lucas Stach
2012-10-26  7:17       ` [U-Boot] " Lucas Stach
2012-10-31 23:59       ` Simon Glass
2012-10-31 23:59         ` [U-Boot] " Simon Glass
2012-11-01  4:50         ` Stephen Warren
2012-11-01  4:50           ` [U-Boot] " Stephen Warren
2012-11-15 23:31           ` Simon Glass
2012-11-15 23:31             ` [U-Boot] " Simon Glass
2012-11-15 23:46             ` Stephen Warren
2012-11-15 23:46               ` [U-Boot] " Stephen Warren
2012-11-16  0:01               ` Simon Glass
2012-11-16  0:01                 ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 11/14] fdt: Tell the FDT library where the device tree is Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31   ` [PATCH 12/14] fdt: Allow device tree to specify secure booting Simon Glass
2012-10-26  2:31     ` [U-Boot] " Simon Glass
2012-10-26  2:31 ` [PATCH 10/14] fdt: Load boot command from device tree Simon Glass
2012-10-26  2:31   ` [U-Boot] " Simon Glass
2012-10-26  2:31 ` [PATCH 13/14] fdt: Add option to default to most compatible conf in a fit image Simon Glass
2012-10-26  2:31   ` [U-Boot] " Simon Glass
2012-10-26  2:31 ` [PATCH 14/14] fdt: Set kernaddr if fdt indicates a kernel is present Simon Glass
2012-10-26  2:31   ` [U-Boot] " Simon Glass
     [not found]   ` <1351218671-15228-15-git-send-email-sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2012-11-28 14:30     ` Dennis Lan (dlan)
2012-11-28 14:30       ` Dennis Lan
2012-11-28 15:16       ` Simon Glass
2012-11-18  1:35 ` [PATCH 0/14] fdt: Add various device tree utilities and features Jerry Van Baren
2012-11-18  1:35   ` [U-Boot] " Jerry Van Baren
2012-11-19 17:08   ` Simon Glass
2012-11-19 17:08     ` [U-Boot] " Simon Glass

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