The Exynos5410/542x/5800 are very similar designs. Create a new
DTSI with common nodes to remove DTS duplication. Although currently
only MCT and SysRAM are shared but in future more nodes will be added to
the common file.
The patch should not have functional impact.
Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Reviewed-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
Tested-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
---
arch/arm/boot/dts/exynos5410.dtsi | 55 ++++---------------------------
arch/arm/boot/dts/exynos5420.dtsi | 54 ++++---------------------------
arch/arm/boot/dts/exynos54xx.dtsi | 68 +++++++++++++++++++++++++++++++++++++++
3 files changed, 80 insertions(+), 97 deletions(-)
create mode 100644 arch/arm/boot/dts/exynos54xx.dtsi
diff --git a/arch/arm/boot/dts/exynos5410.dtsi b/arch/arm/boot/dts/exynos5410.dtsi
index 0edcd7022293..dba6875572f2 100644
--- a/arch/arm/boot/dts/exynos5410.dtsi
+++ b/arch/arm/boot/dts/exynos5410.dtsi
@@ -13,8 +13,7 @@
* published by the Free Software Foundation.
*/
-#include "skeleton.dtsi"
-#include "exynos5.dtsi"
+#include "exynos54xx.dtsi"
#include "exynos-syscon-restart.dtsi"
#include <dt-bindings/clock/exynos5410.h>
@@ -73,53 +72,6 @@
reg = <0x10040000 0x5000>;
};
- mct: mct@101C0000 {
- compatible = "samsung,exynos4210-mct";
- reg = <0x101C0000 0xB00>;
- interrupt-parent = <&interrupt_map>;
- interrupts = <0>, <1>, <2>, <3>,
- <4>, <5>, <6>, <7>,
- <8>, <9>, <10>, <11>;
- clocks = <&fin_pll>, <&clock CLK_MCT>;
- clock-names = "fin_pll", "mct";
-
- interrupt_map: interrupt-map {
- #interrupt-cells = <1>;
- #address-cells = <0>;
- #size-cells = <0>;
- interrupt-map = <0 &combiner 23 3>,
- <1 &combiner 23 4>,
- <2 &combiner 25 2>,
- <3 &combiner 25 3>,
- <4 &gic 0 120 0>,
- <5 &gic 0 121 0>,
- <6 &gic 0 122 0>,
- <7 &gic 0 123 0>,
- <8 &gic 0 128 0>,
- <9 &gic 0 129 0>,
- <10 &gic 0 130 0>,
- <11 &gic 0 131 0>;
- };
- };
-
- sysram@02020000 {
- compatible = "mmio-sram";
- reg = <0x02020000 0x54000>;
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0 0x02020000 0x54000>;
-
- smp-sysram@0 {
- compatible = "samsung,exynos4210-sysram";
- reg = <0x0 0x1000>;
- };
-
- smp-sysram@53000 {
- compatible = "samsung,exynos4210-sysram-ns";
- reg = <0x53000 0x1000>;
- };
- };
-
clock: clock-controller@10010000 {
compatible = "samsung,exynos5410-clock";
reg = <0x10010000 0x30000>;
@@ -194,6 +146,11 @@
};
};
+&mct {
+ clocks = <&fin_pll>, <&clock CLK_MCT>;
+ clock-names = "fin_pll", "mct";
+};
+
&pwm {
clocks = <&clock CLK_PWM>;
clock-names = "timers";
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 872dadf0f2d4..ebf2ed3c5ff8 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -13,9 +13,8 @@
* published by the Free Software Foundation.
*/
+#include "exynos54xx.dtsi"
#include <dt-bindings/clock/exynos5420.h>
-#include "exynos5.dtsi"
-
#include <dt-bindings/clock/exynos-audss-clk.h>
/ {
@@ -181,24 +180,6 @@
};
};
- sysram@02020000 {
- compatible = "mmio-sram";
- reg = <0x02020000 0x54000>;
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0 0x02020000 0x54000>;
-
- smp-sysram@0 {
- compatible = "samsung,exynos4210-sysram";
- reg = <0x0 0x1000>;
- };
-
- smp-sysram@53000 {
- compatible = "samsung,exynos4210-sysram-ns";
- reg = <0x53000 0x1000>;
- };
- };
-
clock: clock-controller@10010000 {
compatible = "samsung,exynos5420-clock";
reg = <0x10010000 0x30000>;
@@ -261,34 +242,6 @@
status = "disabled";
};
- mct: mct@101C0000 {
- compatible = "samsung,exynos4210-mct";
- reg = <0x101C0000 0xB00>;
- interrupt-parent = <&mct_map>;
- interrupts = <0>, <1>, <2>, <3>, <4>, <5>, <6>, <7>,
- <8>, <9>, <10>, <11>;
- clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>;
- clock-names = "fin_pll", "mct";
-
- mct_map: mct-map {
- #interrupt-cells = <1>;
- #address-cells = <0>;
- #size-cells = <0>;
- interrupt-map = <0 &combiner 23 3>,
- <1 &combiner 23 4>,
- <2 &combiner 25 2>,
- <3 &combiner 25 3>,
- <4 &gic 0 120 0>,
- <5 &gic 0 121 0>,
- <6 &gic 0 122 0>,
- <7 &gic 0 123 0>,
- <8 &gic 0 128 0>,
- <9 &gic 0 129 0>,
- <10 &gic 0 130 0>,
- <11 &gic 0 131 0>;
- };
- };
-
gsc_pd: power-domain@10044000 {
compatible = "samsung,exynos4210-pd";
reg = <0x10044000 0x20>;
@@ -1163,6 +1116,11 @@
pinctrl-0 = <&i2c3_bus>;
};
+&mct {
+ clocks = <&clock CLK_FIN_PLL>, <&clock CLK_MCT>;
+ clock-names = "fin_pll", "mct";
+};
+
&pwm {
clocks = <&clock CLK_PWM>;
clock-names = "timers";
diff --git a/arch/arm/boot/dts/exynos54xx.dtsi b/arch/arm/boot/dts/exynos54xx.dtsi
new file mode 100644
index 000000000000..9ce625bd79c1
--- /dev/null
+++ b/arch/arm/boot/dts/exynos54xx.dtsi
@@ -0,0 +1,68 @@
+/*
+ * Samsung's Exynos54xx SoC series common device tree source
+ *
+ * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ * Copyright (c) 2016 Krzysztof Kozlowski
+ *
+ * Device nodes common for Samsung Exynos5410/5420/5422/5800. Specific
+ * Exynos 54xx SoCs should include this file and customize it further
+ * (e.g. with clocks).
+ *
+ * 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.
+ */
+
+#include "skeleton.dtsi"
+#include "exynos5.dtsi"
+
+/ {
+ compatible = "samsung,exynos5";
+
+ soc: soc {
+ sysram@02020000 {
+ compatible = "mmio-sram";
+ reg = <0x02020000 0x54000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x02020000 0x54000>;
+
+ smp-sysram@0 {
+ compatible = "samsung,exynos4210-sysram";
+ reg = <0x0 0x1000>;
+ };
+
+ smp-sysram@53000 {
+ compatible = "samsung,exynos4210-sysram-ns";
+ reg = <0x53000 0x1000>;
+ };
+ };
+
+ mct: mct@101C0000 {
+ compatible = "samsung,exynos4210-mct";
+ reg = <0x101C0000 0xB00>;
+ interrupt-parent = <&mct_map>;
+ interrupts = <0>, <1>, <2>, <3>, <4>, <5>, <6>, <7>,
+ <8>, <9>, <10>, <11>;
+
+ mct_map: mct-map {
+ #interrupt-cells = <1>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ interrupt-map = <0 &combiner 23 3>,
+ <1 &combiner 23 4>,
+ <2 &combiner 25 2>,
+ <3 &combiner 25 3>,
+ <4 &gic 0 120 0>,
+ <5 &gic 0 121 0>,
+ <6 &gic 0 122 0>,
+ <7 &gic 0 123 0>,
+ <8 &gic 0 128 0>,
+ <9 &gic 0 129 0>,
+ <10 &gic 0 130 0>,
+ <11 &gic 0 131 0>;
+ };
+ };
+ };
+};
--
2.5.0
--
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