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Date: Fri, 29 May 2020 11:43:19 +0800
From: Jiaxun Yang <jiaxun.yang@...goat.com>
To: maz@...nel.org
Cc: Jiaxun Yang <jiaxun.yang@...goat.com>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Rob Herring <robh+dt@...nel.org>,
Huacai Chen <chenhc@...ote.com>, linux-mips@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] MIPS: Loongson64: DeviceTree for LS7A PCH
DeviceTree for Loongson-3 Quad core + LS7A boards
and Loongson-3 Release 4 + LS7A boards.
Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
---
arch/mips/boot/dts/loongson/Makefile | 5 +-
.../dts/loongson/loongson3-r4-package.dtsi | 74 +++++++
.../dts/loongson/loongson3_4core_ls7a.dts | 25 +++
.../boot/dts/loongson/loongson3_r4_ls7a.dts | 10 +
arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 185 ++++++++++++++++++
.../asm/mach-loongson64/builtin_dtbs.h | 2 +
6 files changed, 300 insertions(+), 1 deletion(-)
create mode 100644 arch/mips/boot/dts/loongson/loongson3-r4-package.dtsi
create mode 100644 arch/mips/boot/dts/loongson/loongson3_4core_ls7a.dts
create mode 100644 arch/mips/boot/dts/loongson/loongson3_r4_ls7a.dts
create mode 100644 arch/mips/boot/dts/loongson/ls7a-pch.dtsi
diff --git a/arch/mips/boot/dts/loongson/Makefile b/arch/mips/boot/dts/loongson/Makefile
index 56d379471262..8f94fcb5d32e 100644
--- a/arch/mips/boot/dts/loongson/Makefile
+++ b/arch/mips/boot/dts/loongson/Makefile
@@ -1,4 +1,7 @@
# SPDX_License_Identifier: GPL_2.0
-dtb-$(CONFIG_MACH_LOONGSON64) += loongson3_4core_rs780e.dtb loongson3_8core_rs780e.dtb
+dtb-$(CONFIG_MACH_LOONGSON64) += loongson3_4core_rs780e.dtb
+dtb-$(CONFIG_MACH_LOONGSON64) += loongson3_8core_rs780e.dtb
+dtb-$(CONFIG_MACH_LOONGSON64) += loongson3_4core_ls7a.dtb
+dtb-$(CONFIG_MACH_LOONGSON64) += loongson3_r4_ls7a.dtb
obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y))
diff --git a/arch/mips/boot/dts/loongson/loongson3-r4-package.dtsi b/arch/mips/boot/dts/loongson/loongson3-r4-package.dtsi
new file mode 100644
index 000000000000..e3d33f31e2b6
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/loongson3-r4-package.dtsi
@@ -0,0 +1,74 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/ {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpuintc: interrupt-controller {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ compatible = "mti,cpu-interrupt-controller";
+ };
+
+ package0: bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <1>;
+ ranges = <0 0x1fe00000 0 0x1fe00000 0x100000
+ 0 0x3ff00000 0 0x3ff00000 0x100000
+ 0xefd 0xfb000000 0xefd 0xfb000000 0x10000000>;
+
+ liointc: interrupt-controller@...01400 {
+ compatible = "loongson,liointc-1.0";
+ reg = <0 0x3ff01400 0x64>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpuintc>;
+ interrupts = <2>, <3>;
+ interrupt-names = "int0", "int1";
+
+ loongson,parent_int_map = <0xf0ffffff>, /* int0 */
+ <0x0f000000>, /* int1 */
+ <0x00000000>, /* int2 */
+ <0x00000000>; /* int3 */
+
+ };
+
+ cpu_uart0: serial@...001e0 {
+ compatible = "ns16550a";
+ reg = <0 0x1fe00100 0x10>;
+ clock-frequency = <100000000>;
+ interrupt-parent = <&liointc>;
+ interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
+ no-loopback-test;
+ };
+
+ cpu_uart1: serial@...001e8 {
+ status = "disabled";
+ compatible = "ns16550a";
+ reg = <0 0x1fe00110 0x10>;
+ clock-frequency = <100000000>;
+ interrupts = <15 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&liointc>;
+ no-loopback-test;
+ };
+
+ htvec: interrupt-controller@...fb000080 {
+ compatible = "loongson,htvec-1.0";
+ reg = <0xefd 0xfb000080 0x40>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ interrupt-parent = <&liointc>;
+ interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
+ <25 IRQ_TYPE_LEVEL_HIGH>,
+ <26 IRQ_TYPE_LEVEL_HIGH>,
+ <27 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+};
diff --git a/arch/mips/boot/dts/loongson/loongson3_4core_ls7a.dts b/arch/mips/boot/dts/loongson/loongson3_4core_ls7a.dts
new file mode 100644
index 000000000000..4eadcf99423d
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/loongson3_4core_ls7a.dts
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "loongson3-package.dtsi"
+#include "ls7a-pch.dtsi"
+
+/ {
+ compatible = "loongson,loongson3-4core-ls7a";
+};
+
+&package0 {
+ htvec: interrupt-controller@...fb000080 {
+ compatible = "loongson,htvec-1.0";
+ reg = <0xefd 0xfb000080 0x40>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ interrupt-parent = <&liointc>;
+ interrupts = <24 IRQ_TYPE_LEVEL_HIGH>,
+ <25 IRQ_TYPE_LEVEL_HIGH>,
+ <26 IRQ_TYPE_LEVEL_HIGH>,
+ <27 IRQ_TYPE_LEVEL_HIGH>;
+ };
+};
diff --git a/arch/mips/boot/dts/loongson/loongson3_r4_ls7a.dts b/arch/mips/boot/dts/loongson/loongson3_r4_ls7a.dts
new file mode 100644
index 000000000000..d171f3a1a0ef
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/loongson3_r4_ls7a.dts
@@ -0,0 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/dts-v1/;
+
+#include "loongson3-r4-package.dtsi"
+#include "ls7a-pch.dtsi"
+
+/ {
+ compatible = "loongson,loongson3-r4-ls7a";
+};
diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
new file mode 100644
index 000000000000..9c124601fe4c
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -0,0 +1,185 @@
+// SPDX-License-Identifier: GPL-2.0
+
+/ {
+ bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0 0x00000000 0 0x00000000 0 0x00040000 /* PIO */
+ 0 0x10000000 0 0x10000000 0 0xf000000 /* CONF & APB */
+ 0 0x20000000 0 0x20000000 0 0x10000000
+ 0 0x40000000 0 0x40000000 0 0x40000000 /* PCI MEM */
+ 0xe00 0x00000000 0xe00 0x00000000 0x100 0x0000000>;
+
+ pic: interrupt-controller@...00000 {
+ compatible = "loongson,pch-pic-1.0";
+ reg = <0 0x10000000 0 0x400>;
+ interrupt-controller;
+ interrupt-parent = <&htvec>;
+ loongson,pic-base-vec = <64>;
+ #interrupt-cells = <2>;
+ };
+
+ pci@...00000 {
+ compatible = "loongson,ls7a-pci";
+ device_type = "pci";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <2>;
+ msi-parent = <&msi>;
+
+ reg = <0 0x1a000000 0 0x02000000>,
+ <0xefe 0x00000000 0 0x20000000>;
+
+ ranges = <0x01000000 0x0 0x00020000 0x0 0x00020000 0x0 0x00020000>,
+ <0x02000000 0x0 0x40000000 0x0 0x40000000 0x0 0x40000000>;
+
+ ohci@4,0 {
+ compatible = "pci0014,7a24.0",
+ "pci0014,7a24",
+ "pciclass0c0310",
+ "pciclass0c03";
+
+ reg = <0x2000 0x0 0x0 0x0 0x0>;
+ interrupts = <49 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ ehci@4,1 {
+ compatible = "pci0014,7a14.0",
+ "pci0014,7a14",
+ "pciclass0c0320",
+ "pciclass0c03";
+
+ reg = <0x2100 0x0 0x0 0x0 0x0>;
+ interrupts = <48 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ ohci@5,0 {
+ compatible = "pci0014,7a24.0",
+ "pci0014,7a24",
+ "pciclass0c0310",
+ "pciclass0c03";
+
+ reg = <0x2800 0x0 0x0 0x0 0x0>;
+ interrupts = <51 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ ehci@5,1 {
+ compatible = "pci0014,7a14.0",
+ "pci0014,7a14",
+ "pciclass0c0320",
+ "pciclass0c03";
+
+ reg = <0x2900 0x0 0x0 0x0 0x0>;
+ interrupts = <50 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ sata@8,0 {
+ compatible = "pci0014,7a08.0",
+ "pci0014,7a08",
+ "pciclass010601",
+ "pciclass0106";
+
+ reg = <0x4000 0x0 0x0 0x0 0x0>;
+ interrupts = <16 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ sata@8,1 {
+ compatible = "pci0014,7a08.0",
+ "pci0014,7a08",
+ "pciclass010601",
+ "pciclass0106";
+
+ reg = <0x4100 0x0 0x0 0x0 0x0>;
+ interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ sata@8,2 {
+ compatible = "pci0014,7a08.0",
+ "pci0014,7a08",
+ "pciclass010601",
+ "pciclass0106";
+
+ reg = <0x4200 0x0 0x0 0x0 0x0>;
+ interrupts = <18 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+ };
+
+ pci_bridge@9,0 {
+ compatible = "pci0014,7a19.0",
+ "pci0014,7a19",
+ "pciclass060400",
+ "pciclass0604";
+
+ reg = <0x4800 0x0 0x0 0x0 0x0>;
+ interrupts = <32 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &pic 32 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ pci_bridge@b,0 {
+ compatible = "pci0014,7a09.0",
+ "pci0014,7a09",
+ "pciclass060400",
+ "pciclass0604";
+
+ reg = <0x5800 0x0 0x0 0x0 0x0>;
+ interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &pic 34 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ pci_bridge@d,0 {
+ compatible = "pci0014,7a19.0",
+ "pci0014,7a19",
+ "pciclass060400",
+ "pciclass0604";
+
+ reg = <0x6800 0x0 0x0 0x0 0x0>;
+ interrupts = <36 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &pic 36 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ pci_bridge@11,0 {
+ compatible = "pci0014,7a29.0",
+ "pci0014,7a29",
+ "pciclass060400",
+ "pciclass0604";
+
+ reg = <0x8800 0x0 0x0 0x0 0x0>;
+ interrupts = <42 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-parent = <&pic>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &pic 42 IRQ_TYPE_LEVEL_HIGH>;
+ };
+ };
+
+ msi: msi-controller@...00000 {
+ compatible = "loongson,pch-msi-1.0";
+ reg = <0 0x2ff00000 0 0x8>;
+ interrupt-controller;
+ msi-controller;
+ loongson,msi-base-vec = <0>;
+ loongson,msi-num-vecs = <64>;
+ interrupt-parent = <&htvec>;
+ };
+ };
+};
diff --git a/arch/mips/include/asm/mach-loongson64/builtin_dtbs.h b/arch/mips/include/asm/mach-loongson64/builtin_dtbs.h
index 853c6d80887b..cf563fafc0ea 100644
--- a/arch/mips/include/asm/mach-loongson64/builtin_dtbs.h
+++ b/arch/mips/include/asm/mach-loongson64/builtin_dtbs.h
@@ -10,4 +10,6 @@
extern u32 __dtb_loongson3_4core_rs780e_begin[];
extern u32 __dtb_loongson3_8core_rs780e_begin[];
+extern u32 __dtb_loongson3_4core_ls7a_begin[];
+extern u32 __dtb_loongson3_r4_ls7a_begin[];
#endif
--
2.27.0.rc0
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