[PATCH] Documentation: add link to stm32mp157 docs

[Gerald BAEZA]

Link to the online stm32mp157 documentation added
in the overview.

Signed-off-by: Gerald Baeza <gerald.baeza@xxxxxx>
---
 Documentation/arm/stm32/stm32mp157-overview.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/arm/stm32/stm32mp157-overview.rst b/Documentation/arm/stm32/stm32mp157-overview.rst
index f62fdc8..8d5a476 100644
--- a/Documentation/arm/stm32/stm32mp157-overview.rst
+++ b/Documentation/arm/stm32/stm32mp157-overview.rst
@@ -14,6 +14,12 @@ It features:
 - Standard connectivity, widely inherited from the STM32 MCU family
 - Comprehensive security support
 
+Resources
+---------
+
+Datasheet and reference manual are publicly available on ST website:
+.. _STM32MP157: https://www.st.com/en/microcontrollers-microprocessors/stm32mp157.html
+
 :Authors:
 
 - Ludovic Barre <ludovic.barre@xxxxxx>
-- 
2.7.4