From: Jon Hunter <jon-hunter@ti.com>
To: Benoit Cousson <b-cousson@ti.com>,
Tony Lindgren <tony@atomide.com>,
Rob Herring <rob.herring@calxeda.com>,
Grant Likely <grant.likely@secretlab.ca>
Cc: device-tree <devicetree-discuss@lists.ozlabs.org>,
linux-omap <linux-omap@vger.kernel.org>,
linux-arm <linux-arm-kernel@lists.infradead.org>,
Jon Hunter <jon-hunter@ti.com>
Subject: [PATCH V2 1/2] ARM: dts: OMAP: Add counter-32k nodes
Date: Fri, 19 Oct 2012 10:05:50 -0500 [thread overview]
Message-ID: <1350659151-13898-2-git-send-email-jon-hunter@ti.com> (raw)
In-Reply-To: <1350659151-13898-1-git-send-email-jon-hunter@ti.com>
Adds the counter-32k timers nodes present in OMAP2/3/4 devices and
device-tree binding documentation for OMAP counter-32k.
Signed-off-by: Jon Hunter <jon-hunter@ti.com>
---
.../devicetree/bindings/arm/omap/counter.txt | 15 +++++++++++++++
arch/arm/boot/dts/omap2420.dtsi | 6 ++++++
arch/arm/boot/dts/omap2430.dtsi | 6 ++++++
arch/arm/boot/dts/omap3.dtsi | 6 ++++++
arch/arm/boot/dts/omap4.dtsi | 6 ++++++
5 files changed, 39 insertions(+)
create mode 100644 Documentation/devicetree/bindings/arm/omap/counter.txt
diff --git a/Documentation/devicetree/bindings/arm/omap/counter.txt b/Documentation/devicetree/bindings/arm/omap/counter.txt
new file mode 100644
index 0000000..f6baa09
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/omap/counter.txt
@@ -0,0 +1,15 @@
+OMAP Counter-32K bindings
+
+Required properties:
+- compatible: Must be "ti,omap-counter32k" for OMAP controllers
+- reg: Contains timer register address range (base address and length)
+- ti,hwmods: Name of the hwmod associated to the counter, which is typically
+ "counter_32k"
+
+Example:
+
+counter32k: counter@4a304000 {
+ compatible = "ti,omap-counter32k";
+ reg = <0x4a304000 0x001f>;
+ ti,hwmods = "counter_32k";
+};
diff --git a/arch/arm/boot/dts/omap2420.dtsi b/arch/arm/boot/dts/omap2420.dtsi
index 13cfa2c..7f1a705 100644
--- a/arch/arm/boot/dts/omap2420.dtsi
+++ b/arch/arm/boot/dts/omap2420.dtsi
@@ -14,6 +14,12 @@
compatible = "ti,omap2420", "ti,omap2";
ocp {
+ counter32k: counter@48004000 {
+ compatible = "ti,omap-counter32k";
+ reg = <0x48004000 0x001f>;
+ ti,hwmods = "counter_32k";
+ };
+
omap2420_pmx: pinmux@48000030 {
compatible = "ti,omap2420-padconf", "pinctrl-single";
reg = <0x48000030 0x0113>;
diff --git a/arch/arm/boot/dts/omap2430.dtsi b/arch/arm/boot/dts/omap2430.dtsi
index 886b825..c3f9f2d 100644
--- a/arch/arm/boot/dts/omap2430.dtsi
+++ b/arch/arm/boot/dts/omap2430.dtsi
@@ -14,6 +14,12 @@
compatible = "ti,omap2430", "ti,omap2";
ocp {
+ counter32k: counter@49020000 {
+ compatible = "ti,omap-counter32k";
+ reg = <0x49020000 0x001f>;
+ ti,hwmods = "counter_32k";
+ };
+
omap2430_pmx: pinmux@49002030 {
compatible = "ti,omap2430-padconf", "pinctrl-single";
reg = <0x49002030 0x0154>;
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index 1fba998..4e958a7 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -60,6 +60,12 @@
ranges;
ti,hwmods = "l3_main";
+ counter32k: counter@48320000 {
+ compatible = "ti,omap-counter32k";
+ reg = <0x48320000 0x001f>;
+ ti,hwmods = "counter_32k";
+ };
+
intc: interrupt-controller@48200000 {
compatible = "ti,omap2-intc";
interrupt-controller;
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index f9572bf..321839d 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -95,6 +95,12 @@
ranges;
ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3";
+ counter32k: counter@4a304000 {
+ compatible = "ti,omap-counter32k";
+ reg = <0x4a304000 0x001f>;
+ ti,hwmods = "counter_32k";
+ };
+
omap4_pmx_core: pinmux@4a100040 {
compatible = "ti,omap4-padconf", "pinctrl-single";
reg = <0x4a100040 0x0196>;
--
1.7.9.5
next prev parent reply other threads:[~2012-10-19 15:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-19 15:05 [PATCH V2 0/2] ARM: OMAP2+: Add device-tree support for 32kHz counter Jon Hunter
2012-10-19 15:05 ` Jon Hunter [this message]
2012-10-19 15:05 ` [PATCH V2 2/2] " Jon Hunter
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