Introduce STMicroelectronics STM32MP1 platform

STM32MP1 is a microprocessor designed by STMicroelectronics,
based on a dual Arm Cortex-A7.
It is an Armv7-A platform, using dedicated code from TF-A.

STM32MP1 uses BL2 compiled with BL2_AT_EL3.

Signed-off-by: Yann Gautier <yann.gautier@st.com>
Signed-off-by: Mathieu Belou <mathieu.belou@st.com>
Signed-off-by: Etienne Carriere <etienne.carriere@st.com>
Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Nicolas Le Bayon <nicolas.le.bayon@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Pascal Paillet <p.paillet@st.com>
diff --git a/include/drivers/st/stm32mp1_pwr.h b/include/drivers/st/stm32mp1_pwr.h
new file mode 100644
index 0000000..e567042
--- /dev/null
+++ b/include/drivers/st/stm32mp1_pwr.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2017-2018, STMicroelectronics - All Rights Reserved
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __STM32MP1_PWR_H__
+#define __STM32MP1_PWR_H__
+
+#include <utils_def.h>
+
+#define PWR_CR1			U(0x00)
+#define PWR_CR2			U(0x08)
+#define PWR_CR3			U(0x0C)
+#define PWR_MPUCR		U(0x10)
+#define PWR_WKUPCR		U(0x20)
+#define PWR_MPUWKUPENR		U(0x28)
+
+#define PWR_CR1_LPDS		BIT(0)
+#define PWR_CR1_LPCFG		BIT(1)
+#define PWR_CR1_LVDS		BIT(2)
+#define PWR_CR1_DBP		BIT(8)
+
+#define PWR_CR3_DDRSREN		BIT(10)
+#define PWR_CR3_DDRSRDIS	BIT(11)
+#define PWR_CR3_DDRRETEN	BIT(12)
+
+#define PWR_MPUCR_PDDS		BIT(0)
+#define PWR_MPUCR_CSTDBYDIS	BIT(3)
+#define PWR_MPUCR_CSSF		BIT(9)
+
+#endif /* __STM32MP1_PWR_H__ */