[PATCH v2 2/4] ARM: dts: Add support for DRA72x family of devices
Rajendra Nayak
rnayak at ti.com
Wed Apr 23 02:02:53 PDT 2014
DRA72x is a single core cortex A15 device with most infrastructure IPs otherwise
same as whats on the DRA74x devices.
So move the cpu nodes into dra74x.dtsi and dra72x.dtsi respectively.
Also add a minimal dra72-evm dts file.
Signed-off-by: Rajendra Nayak <rnayak at ti.com>
Cc: linux-doc at vger.kernel.org
Cc: devicetree at vger.kernel.org
---
.../devicetree/bindings/arm/omap/omap.txt | 12 ++++--
arch/arm/boot/dts/Makefile | 3 +-
arch/arm/boot/dts/dra7-evm.dts | 6 +--
arch/arm/boot/dts/dra7.dtsi | 27 -------------
arch/arm/boot/dts/dra72-evm.dts | 24 ++++++++++++
arch/arm/boot/dts/dra72x.dtsi | 25 ++++++++++++
arch/arm/boot/dts/dra74x.dtsi | 41 ++++++++++++++++++++
7 files changed, 104 insertions(+), 34 deletions(-)
create mode 100644 arch/arm/boot/dts/dra72-evm.dts
create mode 100644 arch/arm/boot/dts/dra72x.dtsi
create mode 100644 arch/arm/boot/dts/dra74x.dtsi
diff --git a/Documentation/devicetree/bindings/arm/omap/omap.txt b/Documentation/devicetree/bindings/arm/omap/omap.txt
index 36ede19..88de8e0 100644
--- a/Documentation/devicetree/bindings/arm/omap/omap.txt
+++ b/Documentation/devicetree/bindings/arm/omap/omap.txt
@@ -79,8 +79,11 @@ SoCs:
- OMAP5432
compatible = "ti,omap5432", "ti,omap5"
-- DRA742
- compatible = "ti,dra7xx", "ti,dra7"
+- DRA74x
+ compatible = "ti,dra74x", "ti,dra7xx", "ti,dra7"
+
+- DRA72x
+ compatible = "ti,dra72x", "ti,dra7xx", "ti,dra7"
- AM4372
compatible = "ti,am4372", "ti,am43"
@@ -121,4 +124,7 @@ Boards:
compatible = "ti,am437x-gp-evm", "ti,am4372", "ti,am43"
- DRA7 EVM: Software Developement Board for DRA7XX
- compatible = "ti,dra7-evm", "ti,dra7"
+ compatible = "ti,dra7-evm", "ti,dra74x", "ti,dra7"
+
+- DRA72 EVM: Software Development Board for DRA72x
+ compatible = "ti,dra72-evm", "ti,dra72x", "ti,dra7"
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 35c146f..ff98a97 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -288,7 +288,8 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \
am3517_mt_ventoux.dtb \
am43x-epos-evm.dtb \
am437x-gp-evm.dtb \
- dra7-evm.dtb
+ dra7-evm.dtb \
+ dra72-evm.dtb
dtb-$(CONFIG_ARCH_ORION5X) += orion5x-lacie-ethernet-disk-mini-v2.dtb
dtb-$(CONFIG_ARCH_PRIMA2) += prima2-evb.dtb
dtb-$(CONFIG_ARCH_QCOM) += qcom-msm8660-surf.dtb \
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index 7807429..a07fb30 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -7,11 +7,11 @@
*/
/dts-v1/;
-#include "dra7.dtsi"
+#include "dra74x.dtsi"
/ {
- model = "TI DRA7";
- compatible = "ti,dra7-evm", "ti,dra7";
+ model = "TI DRA74x";
+ compatible = "ti,dra7-evm", "ti,dra74x", "ti,dra7";
memory {
device_type = "memory";
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 1c0f8e1..e27fec7 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -33,33 +33,6 @@
serial5 = &uart6;
};
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
-
- cpu0: cpu at 0 {
- device_type = "cpu";
- compatible = "arm,cortex-a15";
- reg = <0>;
-
- operating-points = <
- /* kHz uV */
- 1000000 1060000
- 1176000 1160000
- >;
-
- clocks = <&dpll_mpu_ck>;
- clock-names = "cpu";
-
- clock-latency = <300000>; /* From omap-cpufreq driver */
- };
- cpu at 1 {
- device_type = "cpu";
- compatible = "arm,cortex-a15";
- reg = <1>;
- };
- };
-
timer {
compatible = "arm,armv7-timer";
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
diff --git a/arch/arm/boot/dts/dra72-evm.dts b/arch/arm/boot/dts/dra72-evm.dts
new file mode 100644
index 0000000..d105e66
--- /dev/null
+++ b/arch/arm/boot/dts/dra72-evm.dts
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+/dts-v1/;
+
+#include "dra72x.dtsi"
+
+/ {
+ model = "TI DRA72x";
+ compatible = "ti,dra72-evm", "ti,dra72x", "ti,dra7";
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x40000000>; /* 1024 MB */
+ };
+};
+
+&uart1 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/dra72x.dtsi b/arch/arm/boot/dts/dra72x.dtsi
new file mode 100644
index 0000000..d03c138
--- /dev/null
+++ b/arch/arm/boot/dts/dra72x.dtsi
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ * Based on "omap4.dtsi"
+ */
+
+#include "dra7.dtsi"
+
+/ {
+ compatible = "ti,dra72x", "ti,dra7xx" ,"ti,dra7";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu at 0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <0>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/dra74x.dtsi b/arch/arm/boot/dts/dra74x.dtsi
new file mode 100644
index 0000000..984e705
--- /dev/null
+++ b/arch/arm/boot/dts/dra74x.dtsi
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ * Based on "omap4.dtsi"
+ */
+
+#include "dra7.dtsi"
+
+/ {
+ compatible = "ti,dra74x", "ti,dra7xx", "ti,dra7";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu at 0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <0>;
+
+ operating-points = <
+ /* kHz uV */
+ 1000000 1060000
+ 1176000 1160000
+ >;
+
+ clocks = <&dpll_mpu_ck>;
+ clock-names = "cpu";
+
+ clock-latency = <300000>; /* From omap-cpufreq driver */
+ };
+ cpu at 1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <1>;
+ };
+ };
+};
--
1.7.9.5
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