Signed-off-by: Antony Pavlov <[email protected]>
---
arch/mips/dts/jz4770.dtsi | 90 +++++++++++++++++++++++++++++++++++++++++++
arch/mips/include/asm/cpu.h | 1 +
arch/mips/lib/cpu-probe.c | 1 +
arch/mips/mach-xburst/Kconfig | 6 +++
4 files changed, 98 insertions(+)
diff --git a/arch/mips/dts/jz4770.dtsi b/arch/mips/dts/jz4770.dtsi
new file mode 100644
index 0000000..3823d9a
--- /dev/null
+++ b/arch/mips/dts/jz4770.dtsi
@@ -0,0 +1,90 @@
+#include "skeleton.dtsi"
+
+/ {
+ soc {
+ model = "Ingenic JZ4770";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges = <>;
+
+ wdt: wdt@10002000 {
+ compatible = "ingenic,jz4740-wdt";
+ reg = <0x10002000 0x10>;
+ };
+
+ uart0: serial@10030000 {
+ compatible = "ingenic,jz4740-uart";
+ reg = <0x10030000 0x100>;
+ reg-shift = <2>;
+ clock-frequency = <12000000>;
+ status = "disabled";
+ };
+
+ uart1: serial@10031000 {
+ compatible = "ingenic,jz4740-uart";
+ reg = <0x10031000 0x100>;
+ reg-shift = <2>;
+ clock-frequency = <12000000>;
+ status = "disabled";
+ };
+
+ uart2: serial@10032000 {
+ compatible = "ingenic,jz4740-uart";
+ reg = <0x10032000 0x100>;
+ reg-shift = <2>;
+ clock-frequency = <12000000>;
+ status = "disabled";
+ };
+
+ uart3: serial@10033000 {
+ compatible = "ingenic,jz4740-uart";
+ reg = <0x10033000 0x100>;
+ reg-shift = <2>;
+ clock-frequency = <12000000>;
+ status = "disabled";
+ };
+
+ gpio0: gpio@10010000 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010000 0x100>;
+ #gpio-cells = <2>;
+ };
+
+ gpio1: gpio@10010100 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010100 0x100>;
+ #gpio-cells = <2>;
+ };
+
+ gpio2: gpio@10010200 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010200 0x100>;
+ #gpio-cells = <2>;
+ };
+
+ gpio3: gpio@10010300 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010300 0x100>;
+ #gpio-cells = <2>;
+ };
+
+ gpio4: gpio@10010400 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010400 0x100>;
+ #gpio-cells = <2>;
+ };
+
+ gpio5: gpio@10010500 {
+ compatible = "ingenic,jz4740-gpio";
+ gpio-controller;
+ reg = <0x10010500 0x100>;
+ #gpio-cells = <2>;
+ };
+ };
+};
diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index 572cabb..02a4446 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -27,6 +27,7 @@
#define PRID_COMP_MIPS 0x010000
#define PRID_COMP_BROADCOM 0x020000
#define PRID_COMP_INGENIC 0xd00000
+#define PRID_COMP_INGENIC_JZ4770 0xd10000
#define PRID_COMP_INGENIC2 0xe10000
/*
diff --git a/arch/mips/lib/cpu-probe.c b/arch/mips/lib/cpu-probe.c
index 4622bcd..13f9586 100644
--- a/arch/mips/lib/cpu-probe.c
+++ b/arch/mips/lib/cpu-probe.c
@@ -158,6 +158,7 @@ void cpu_probe(void)
cpu_probe_broadcom(c);
break;
case PRID_COMP_INGENIC:
+ case PRID_COMP_INGENIC_JZ4770:
case PRID_COMP_INGENIC2:
cpu_probe_ingenic(c);
break;
diff --git a/arch/mips/mach-xburst/Kconfig b/arch/mips/mach-xburst/Kconfig
index 2598c41..1fadf3f 100644
--- a/arch/mips/mach-xburst/Kconfig
+++ b/arch/mips/mach-xburst/Kconfig
@@ -10,6 +10,12 @@ config CPU_JZ4755
select WATCHDOG
select WATCHDOG_JZ4740
+config CPU_JZ4770
+ bool
+ select SYS_HAS_CPU_MIPS32_R2
+ select WATCHDOG
+ select WATCHDOG_JZ4740
+
config CPU_JZ4780
bool
select SYS_HAS_CPU_MIPS32_R2
--
2.1.4
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