Merge branch 'zte/soc' into next/soc

* zte/soc:
  ARM: zx: Add basic defconfig support for ZX296702
  ARM: dts: zx: add an initial zx296702 dts and doc
  clk: zx: add clock support to zx296702
  dt-bindings: Add #defines for ZTE ZX296702 clocks

4 files changed, 317 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 86217db2937a..4814c6b96b67 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -660,6 +660,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
 	mt6592-evb.dtb \
 	mt8127-moose.dtb \
 	mt8135-evbp1.dtb
+dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
 endif
 
 always		:= $(dtb-y)
diff --git a/arch/arm/boot/dts/zx296702-ad1.dts b/arch/arm/boot/dts/zx296702-ad1.dts
new file mode 100644
index 000000000000..081f980cfbe6
--- /dev/null
+++ b/arch/arm/boot/dts/zx296702-ad1.dts
@@ -0,0 +1,48 @@
+
+/dts-v1/;
+
+#include "zx296702.dtsi"
+
+/ {
+	model = "ZTE ZX296702 AD1 Board";
+	compatible = "zte,zx296702-ad1", "zte,zx296702";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+	};
+
+	memory {
+		reg = <0x50000000 0x20000000>;
+	};
+};
+
+&mmc0 {
+	num-slots = <1>;
+	supports-highspeed;
+	non-removable;
+	disable-wp;
+	status = "okay";
+
+	slot@0 {
+		reg = <0>;
+		bus-width = <4>;
+	};
+};
+
+&mmc1 {
+	num-slots = <1>;
+	supports-highspeed;
+	non-removable;
+	disable-wp;
+	status = "okay";
+
+	slot@0 {
+		reg = <0>;
+		bus-width = <8>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm/boot/dts/zx296702.dtsi b/arch/arm/boot/dts/zx296702.dtsi
new file mode 100644
index 000000000000..d45c8fcd7ab4
--- /dev/null
+++ b/arch/arm/boot/dts/zx296702.dtsi
@@ -0,0 +1,139 @@
+
+#include "skeleton.dtsi"
+#include <dt-bindings/clock/zx296702-clock.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		enable-method = "zte,zx296702-smp";
+
+		cpu@0 {
+			compatible = "arm,cortex-a9";
+			device_type = "cpu";
+			next-level-cache = <&l2cc>;
+			reg = <0>;
+		};
+
+		cpu@1 {
+			compatible = "arm,cortex-a9";
+			device_type = "cpu";
+			next-level-cache = <&l2cc>;
+			reg = <1>;
+		};
+	};
+
+
+	soc {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "simple-bus";
+		interrupt-parent = <&intc>;
+		ranges;
+
+		matrix: bus-matrix@400000 {
+			compatible = "zte,zx-bus-matrix";
+			reg = <0x00400000 0x1000>;
+		};
+
+		intc: interrupt-controller@00801000 {
+			compatible = "arm,cortex-a9-gic";
+			#interrupt-cells = <3>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			interrupt-controller;
+			reg = <0x00801000 0x1000>,
+			      <0x00800100 0x100>;
+		};
+
+		global_timer: timer@008000200 {
+			compatible = "arm,cortex-a9-global-timer";
+			reg = <0x00800200 0x20>;
+			interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-parent = <&intc>;
+			clocks = <&topclk ZX296702_A9_PERIPHCLK>;
+		};
+
+		l2cc: l2-cache-controller@0x00c00000 {
+			compatible = "arm,pl310-cache";
+			reg = <0x00c00000 0x1000>;
+			cache-unified;
+			cache-level = <2>;
+			arm,data-latency = <1 1 1>;
+			arm,tag-latency = <1 1 1>;
+			arm,double-linefill = <1>;
+			arm,double-linefill-incr = <0>;
+		};
+
+		pcu: pcu@0xa0008000 {
+			compatible = "zte,zx296702-pcu";
+			reg = <0xa0008000 0x1000>;
+		};
+
+		topclk: topclk@0x09800000 {
+			compatible = "zte,zx296702-topcrm-clk";
+			reg = <0x09800000 0x1000>;
+			#clock-cells = <1>;
+		};
+
+		lsp1clk: lsp1clk@0x09400000 {
+			compatible = "zte,zx296702-lsp1crpm-clk";
+			reg = <0x09400000 0x1000>;
+			#clock-cells = <1>;
+		};
+
+		lsp0clk: lsp0clk@0x0b000000 {
+			compatible = "zte,zx296702-lsp0crpm-clk";
+			reg = <0x0b000000 0x1000>;
+			#clock-cells = <1>;
+		};
+
+		uart0: serial@0x09405000 {
+			compatible = "zte,zx296702-uart";
+			reg = <0x09405000 0x1000>;
+			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&lsp1clk ZX296702_UART0_WCLK>;
+			status = "disabled";
+		};
+
+		uart1: serial@0x09406000 {
+			compatible = "zte,zx296702-uart";
+			reg = <0x09406000 0x1000>;
+			interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&lsp1clk ZX296702_UART1_WCLK>;
+			status = "disabled";
+		};
+
+		mmc0: mmc@0x09408000 {
+			compatible = "snps,dw-mshc";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x09408000 0x1000>;
+			interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
+			fifo-depth = <32>;
+			clocks = <&lsp1clk ZX296702_SDMMC0_PCLK>,
+				 <&lsp1clk ZX296702_SDMMC0_WCLK>;
+			clock-names = "biu", "ciu";
+			status = "disabled";
+		};
+
+		mmc1: mmc@0x0b003000 {
+			compatible = "snps,dw-mshc";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x0b003000 0x1000>;
+			interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+			fifo-depth = <32>;
+			clocks = <&lsp0clk ZX296702_SDMMC1_PCLK>,
+				 <&lsp0clk ZX296702_SDMMC1_WCLK>;
+			clock-names = "biu", "ciu";
+			status = "disabled";
+		};
+
+		sysctrl: sysctrl@0xa0007000 {
+			compatible = "zte,sysctrl", "syscon";
+			reg = <0xa0007000 0x1000>;
+		};
+	};
+};
diff --git a/arch/arm/configs/zx_defconfig b/arch/arm/configs/zx_defconfig
new file mode 100644
index 000000000000..b200bb0fecdd
--- /dev/null
+++ b/arch/arm/configs/zx_defconfig
@@ -0,0 +1,129 @@
+CONFIG_EXPERIMENTAL=y
+CONFIG_SYSVIPC=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_CGROUPS=y
+CONFIG_CGROUP_DEBUG=y
+CONFIG_CGROUP_FREEZER=y
+CONFIG_CGROUP_CPUACCT=y
+CONFIG_RESOURCE_COUNTERS=y
+CONFIG_CGROUP_SCHED=y
+CONFIG_RT_GROUP_SCHED=y
+CONFIG_NAMESPACES=y
+CONFIG_USER_NS=y
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS_ALL=y
+CONFIG_EMBEDDED=y
+CONFIG_PERF_EVENTS=y
+CONFIG_SLAB=y
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_IOSCHED_CFQ is not set
+CONFIG_ARCH_ZX=y
+CONFIG_SOC_ZX296702=y
+# CONFIG_SWP_EMULATE is not set
+CONFIG_ARM_ERRATA_754322=y
+CONFIG_ARM_ERRATA_775420=y
+CONFIG_SMP=y
+CONFIG_VMSPLIT_2G=y
+CONFIG_PREEMPT=y
+CONFIG_AEABI=y
+CONFIG_KSM=y
+# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_VFP=y
+CONFIG_NEON=y
+CONFIG_KERNEL_MODE_NEON=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_HIBERNATION=y
+CONFIG_PM_RUNTIME=y
+CONFIG_PM_DEBUG=y
+CONFIG_SUSPEND_TIME=y
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="console=ttyAMA0,115200 debug earlyprintk root=/dev/ram rw rootwait"
+#CONFIG_NET is not set
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
+CONFIG_DMA_CMA=y
+CONFIG_CMA_SIZE_MBYTES=192
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=1
+CONFIG_BLK_DEV_RAM_SIZE=8192
+CONFIG_UID_STAT=y
+CONFIG_SCSI=y
+CONFIG_BLK_DEV_SD=y
+CONFIG_CHR_DEV_SG=y
+CONFIG_CHR_DEV_SCH=y
+CONFIG_SCSI_MULTI_LUN=y
+CONFIG_MD=y
+CONFIG_BLK_DEV_DM=y
+CONFIG_DM_CRYPT=y
+CONFIG_DM_UEVENT=y
+CONFIG_DM_VERITY=y
+CONFIG_NETDEVICES=y
+# CONFIG_INPUT_MOUSE is not set
+CONFIG_SERIO=y
+CONFIG_SERIO_LIBPS2=y
+CONFIG_SPI=y
+CONFIG_LOGO=y
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_CONSOLE_POLL=y
+CONFIG_SERIAL_AMBA_PL011=y
+CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+CONFIG_SERIAL_OF_PLATFORM=y
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_HWMON is not set
+# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+CONFIG_MMC_UNSAFE_RESUME=y
+CONFIG_MMC_BLOCK_MINORS=16
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_IDMAC=y
+CONFIG_EXT2_FS=y
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+CONFIG_EXT4_DEBUG=y
+CONFIG_FUSE_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_CODEPAGE=936
+CONFIG_TMPFS=y
+CONFIG_TMPFS_POSIX_ACL=y
+#CONFIG_NFS_FS is not set
+CONFIG_NLS_CODEPAGE_936=y
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NLS_UTF8=y
+CONFIG_PRINTK_TIME=y
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_KERNEL=y
+CONFIG_DEBUG_INFO=y
+CONFIG_FRAME_WARN=4096
+CONFIG_DEBUG_FS=y
+CONFIG_DEBUG_MEMORY_INIT=y
+CONFIG_PANIC_TIMEOUT=5
+# CONFIG_SCHED_DEBUG is not set
+CONFIG_SCHEDSTATS=y
+CONFIG_TIMER_STATS=y
+CONFIG_DEBUG_RT_MUTEXES=y
+CONFIG_DEBUG_SPINLOCK=y
+CONFIG_DEBUG_MUTEXES=y
+CONFIG_RCU_CPU_STALL_TIMEOUT=60
+# CONFIG_FTRACE is not set
+CONFIG_KGDB=y
+CONFIG_KGDB_KDB=y
+# CONFIG_ARM_UNWIND is not set
+CONFIG_DEBUG_PREEMPT=y
+CONFIG_DEBUG_USER=y
+CONFIG_DEBUG_LL=y
+CONFIG_DYNAMIC_DEBUG=y
+CONFIG_STACKTRACE=y
+CONFIG_DEBUG_ZTE_ZX=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_CRYPTO_LZO=y
+CONFIG_GPIOLIB=y