Merge tag 'soc-for-4.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32 into next/soc

STM32 SOC updates for v4.10, round 1.

Highlights:
----------
 - Add new MCU SOC STM32F746

* tag 'soc-for-4.10-1' of git://git.kernel.org/pub/scm/linux/kernel/git/atorgue/stm32:
  ARM: Kconfig: Introduce MACH_STM32F746 flag
  ARM: mach-stm32: Add a new SOC - STM32F746

Signed-off-by: Olof Johansson <olof@lixom.net>

4 files changed, 42 insertions, 1 deletions

diff --git a/Documentation/arm/stm32/overview.txt b/Documentation/arm/stm32/overview.txt
index 09aed5588d7c..a03b0357c017 100644
--- a/Documentation/arm/stm32/overview.txt
+++ b/Documentation/arm/stm32/overview.txt
@@ -5,7 +5,8 @@ Introduction
 ------------
 
   The STMicroelectronics family of Cortex-M based MCUs are supported by the
-  'STM32' platform of ARM Linux. Currently only the STM32F429 is supported.
+  'STM32' platform of ARM Linux. Currently only the STM32F429 (Cortex-M4)
+  and STM32F746 (Cortex-M7) are supported.
 
 
 Configuration
diff --git a/Documentation/arm/stm32/stm32f746-overview.txt b/Documentation/arm/stm32/stm32f746-overview.txt
new file mode 100644
index 000000000000..cffd2b1ccd6f
--- /dev/null
+++ b/Documentation/arm/stm32/stm32f746-overview.txt
@@ -0,0 +1,34 @@
+			STM32F746 Overview
+			==================
+
+  Introduction
+  ------------
+	The STM32F746 is a Cortex-M7 MCU aimed at various applications.
+	It features:
+	- Cortex-M7 core running up to @216MHz
+	- 1MB internal flash, 320KBytes internal RAM (+4KB of backup SRAM)
+	- FMC controller to connect SDRAM, NOR and NAND memories
+	- Dual mode QSPI
+	- SD/MMC/SDIO support
+	- Ethernet controller
+	- USB OTFG FS & HS controllers
+	- I2C, SPI, CAN busses support
+	- Several 16 & 32 bits general purpose timers
+	- Serial Audio interface
+	- LCD controller
+	- HDMI-CEC
+	- SPDIFRX
+
+  Resources
+  ---------
+	Datasheet and reference manual are publicly available on ST website:
+	- http://www.st.com/content/st_com/en/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32f7-series/stm32f7x6/stm32f746ng.html
+
+  Document Author
+  ---------------
+	Alexandre Torgue <alexandre.torgue@st.com>
+
+
+
+
+
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index b5d529fdffab..4353765a592f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -887,6 +887,11 @@ config MACH_STM32F429
 	depends on ARCH_STM32
 	default y
 
+config MACH_STM32F746
+	bool "STMicrolectronics STM32F746"
+	depends on ARCH_STM32
+	default y
+
 config ARCH_MPS2
 	bool "ARM MPS2 platform"
 	depends on ARM_SINGLE_ARMV7M
diff --git a/arch/arm/mach-stm32/board-dt.c b/arch/arm/mach-stm32/board-dt.c
index ceee47735eec..c354222a4158 100644
--- a/arch/arm/mach-stm32/board-dt.c
+++ b/arch/arm/mach-stm32/board-dt.c
@@ -11,6 +11,7 @@
 static const char *const stm32_compat[] __initconst = {
 	"st,stm32f429",
 	"st,stm32f469",
+	"st,stm32f746",
 	NULL
 };