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authorArnd Bergmann <arnd@arndb.de>2017-06-29 17:09:58 +0200
committerArnd Bergmann <arnd@arndb.de>2017-06-29 17:09:58 +0200
commit0c6cda5839b8b65d1d04cbf5c310735459f7bc60 (patch)
treeb1d14b1412f58c01e113912b52156ed82e40b69d /arch/arm
parent1964babb2659a2939e7737550eb511609ae7d6c5 (diff)
parent740f6beb57b579ee69a3793dff1462a4020ec500 (diff)
Merge tag 'actions-arm-dt-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions into next/dt
Pull "Actions Semi ARM based SoC DT for v4.13" from Andreas Färber: This adds an initial DT for the S500 SoC and a devboard based on it. * tag 'actions-arm-dt-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/afaerber/linux-actions: ARM: dts: owl-s500: Add SPS node ARM: dts: owl-s500: Set CPU enable-method dt-bindings: arm: cpus: Add S500 enable-method ARM: dts: Add Actions Semi S500 and LeMaker Guitar dt-bindings: arm: Document Actions Semi S900 dt-bindings: timer: Document Owl timer dt-bindings: arm: Document Actions Semi S500 dt-bindings: Add vendor prefix for Actions Semi
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/Makefile2
-rw-r--r--arch/arm/boot/dts/owl-s500-guitar-bb-rev-b.dts26
-rw-r--r--arch/arm/boot/dts/owl-s500-guitar.dtsi22
-rw-r--r--arch/arm/boot/dts/owl-s500.dtsi186
4 files changed, 236 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index c09763760e88..4b17f35dc9a7 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -669,6 +669,8 @@ dtb-$(CONFIG_ARCH_ORION5X) += \
orion5x-maxtor-shared-storage-2.dtb \
orion5x-netgear-wnr854t.dtb \
orion5x-rd88f5182-nas.dtb
+dtb-$(CONFIG_ARCH_ACTIONS) += \
+ owl-s500-guitar-bb-rev-b.dtb
dtb-$(CONFIG_ARCH_PRIMA2) += \
prima2-evb.dtb
dtb-$(CONFIG_ARCH_OXNAS) += \
diff --git a/arch/arm/boot/dts/owl-s500-guitar-bb-rev-b.dts b/arch/arm/boot/dts/owl-s500-guitar-bb-rev-b.dts
new file mode 100644
index 000000000000..521463d4cac6
--- /dev/null
+++ b/arch/arm/boot/dts/owl-s500-guitar-bb-rev-b.dts
@@ -0,0 +1,26 @@
+/*
+ * Copyright (c) 2016-2017 Andreas Färber
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+/dts-v1/;
+
+#include "owl-s500-guitar.dtsi"
+
+/ {
+ compatible = "lemaker,guitar-bb-rev-b", "lemaker,guitar", "actions,s500";
+ model = "LeMaker Guitar Base Board rev. B";
+
+ aliases {
+ serial3 = &uart3;
+ };
+
+ chosen {
+ stdout-path = "serial3:115200n8";
+ };
+};
+
+&uart3 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/owl-s500-guitar.dtsi b/arch/arm/boot/dts/owl-s500-guitar.dtsi
new file mode 100644
index 000000000000..079b2c02cc13
--- /dev/null
+++ b/arch/arm/boot/dts/owl-s500-guitar.dtsi
@@ -0,0 +1,22 @@
+/*
+ * LeMaker Guitar SoM
+ *
+ * Copyright (c) 2016-2017 Andreas Färber
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+#include "owl-s500.dtsi"
+
+/ {
+ compatible = "lemaker,guitar", "actions,s500";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x40000000>;
+ };
+};
+
+&timer {
+ clocks = <&hosc>;
+};
diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi
new file mode 100644
index 000000000000..51a48741d4c0
--- /dev/null
+++ b/arch/arm/boot/dts/owl-s500.dtsi
@@ -0,0 +1,186 @@
+/*
+ * Actions Semi S500 SoC
+ *
+ * Copyright (c) 2016-2017 Andreas Färber
+ *
+ * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "actions,s500";
+ interrupt-parent = <&gic>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ aliases {
+ };
+
+ chosen {
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ reg = <0x0>;
+ enable-method = "actions,s500-smp";
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ reg = <0x1>;
+ enable-method = "actions,s500-smp";
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ reg = <0x2>;
+ enable-method = "actions,s500-smp";
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ reg = <0x3>;
+ enable-method = "actions,s500-smp";
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a9-pmu";
+ interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ hosc: hosc {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ #clock-cells = <0>;
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ scu: scu@b0020000 {
+ compatible = "arm,cortex-a9-scu";
+ reg = <0xb0020000 0x100>;
+ };
+
+ global_timer: timer@b0020200 {
+ compatible = "arm,cortex-a9-global-timer";
+ reg = <0xb0020200 0x100>;
+ interrupts = <GIC_PPI 0 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>;
+ status = "disabled";
+ };
+
+ twd_timer: timer@b0020600 {
+ compatible = "arm,cortex-a9-twd-timer";
+ reg = <0xb0020600 0x20>;
+ interrupts = <GIC_PPI 2 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>;
+ status = "disabled";
+ };
+
+ twd_wdt: wdt@b0020620 {
+ compatible = "arm,cortex-a9-twd-wdt";
+ reg = <0xb0020620 0xe0>;
+ interrupts = <GIC_PPI 3 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_EDGE_RISING)>;
+ status = "disabled";
+ };
+
+ gic: interrupt-controller@b0021000 {
+ compatible = "arm,cortex-a9-gic";
+ reg = <0xb0021000 0x1000>,
+ <0xb0020100 0x0100>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+
+ l2: cache-controller@b0022000 {
+ compatible = "arm,pl310-cache";
+ reg = <0xb0022000 0x1000>;
+ cache-unified;
+ cache-level = <2>;
+ interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
+ arm,tag-latency = <3 3 2>;
+ arm,data-latency = <5 3 3>;
+ };
+
+ uart0: serial@b0120000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb0120000 0x2000>;
+ interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart1: serial@b0122000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb0122000 0x2000>;
+ interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart2: serial@b0124000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb0124000 0x2000>;
+ interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart3: serial@b0126000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb0126000 0x2000>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart4: serial@b0128000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb0128000 0x2000>;
+ interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart5: serial@b012a000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb012a000 0x2000>;
+ interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ uart6: serial@b012c000 {
+ compatible = "actions,s500-uart", "actions,owl-uart";
+ reg = <0xb012c000 0x2000>;
+ interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ timer: timer@b0168000 {
+ compatible = "actions,s500-timer";
+ reg = <0xb0168000 0x8000>;
+ interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "2hz0", "2hz1", "timer0", "timer1";
+ };
+
+ sps: power-controller@b01b0100 {
+ compatible = "actions,s500-sps";
+ reg = <0xb01b0100 0x100>;
+ #power-domain-cells = <1>;
+ };
+ };
+};