Adds a header that provides definitions that are used
across nRF51 peripherals

Signed-off-by: Steffen Görtz <contrib@steffen-goertz.de>
---
 include/hw/arm/nrf51.h | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 include/hw/arm/nrf51.h

diff --git a/include/hw/arm/nrf51.h b/include/hw/arm/nrf51.h
new file mode 100644
index 0000000000..aea420ee69
--- /dev/null
+++ b/include/hw/arm/nrf51.h
@@ -0,0 +1,40 @@
+/*
+ * Nordic Semiconductor nRF51 Series SOC Common Defines
+ *
+ * This file hosts generic defines used in various nRF51 peripheral devices.
+ *
+ * Reference Manual: http://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.pdf
+ * Product Spec: http://infocenter.nordicsemi.com/pdf/nRF51822_PS_v3.1.pdf
+ *
+ * Copyright 2018 Steffen Görtz <contrib@steffen-goertz.de>
+ *
+ * This code is licensed under the GPL version 2 or later.  See
+ * the COPYING file in the top-level directory.
+ */
+
+#ifndef NRF51_H
+#define NRF51_H
+
+#define NRF51_FLASH_BASE      0x00000000
+#define NRF51_FICR_BASE       0x10000000
+#define NRF51_UICR_BASE       0x10001000
+#define NRF51_SRAM_BASE       0x20000000
+
+#define NRF51_IOMEM_BASE      0x40000000
+#define NRF51_IOMEM_SIZE      0x20000000
+
+#define NRF51_UART_BASE       0x40002000
+#define NRF51_TIMER_BASE      0x40008000
+#define NRF51_RNG_BASE        0x4000D000
+#define NRF51_NVMC_BASE       0x4001E000
+#define NRF51_GPIO_BASE       0x50000000
+
+#define NRF51_PAGE_SIZE       1024
+
+/* Trigger */
+#define NRF51_TRIGGER_TASK 0x01
+
+/* Events */
+#define NRF51_EVENT_CLEAR  0x00
+
+#endif
-- 
2.19.1