[PATCH 10/24] ARM: at91: sfrbu: add sfrbu registers definitions for sama7g5

From: Claudiu Beznea
Date: Wed Mar 31 2021 - 07:00:41 EST


Add SFRBU registers definitions for SAMA7G5.

Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
include/soc/at91/sama7-sfrbu.h | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
create mode 100644 include/soc/at91/sama7-sfrbu.h

diff --git a/include/soc/at91/sama7-sfrbu.h b/include/soc/at91/sama7-sfrbu.h
new file mode 100644
index 000000000000..76b740810d34
--- /dev/null
+++ b/include/soc/at91/sama7-sfrbu.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Microchip SAMA7 SFRBU registers offsets and bit definitions.
+ *
+ * Copyright (C) [2020] Microchip Technology Inc. and its subsidiaries
+ *
+ * Author: Claudu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
+ */
+
+#ifndef __SAMA7_SFRBU_H__
+#define __SAMA7_SFRBU_H__
+
+#ifdef CONFIG_SOC_SAMA7
+
+#define AT91_SFRBU_PSWBU (0x00) /* SFRBU Power Switch BU Control Register */
+#define AT91_SFRBU_PSWBU_PSWKEY (0x4BD20C << 8) /* Specific value mandatory to allow writing of other register bits */
+#define AT91_SFRBU_PSWBU_STATE (1 << 2) /* Power switch BU state */
+#define AT91_SFRBU_PSWBU_SOFTSWITCH (1 << 1) /* Power switch BU source selection */
+#define AT91_SFRBU_PSWBU_CTRL (1 << 0) /* Power switch BU control */
+
+#define AT91_SFRBU_25LDOCR (0x0C) /* SFRBU 2.5V LDO Control Register */
+#define AT91_SFRBU_25LDOCR_LDOANAKEY (0x3B6E18 << 8) /* Specific value mandatory to allow writing of other register bits. */
+#define AT91_SFRBU_25LDOCR_STATE (1 << 3) /* LDOANA Switch On/Off Control */
+#define AT91_SFRBU_25LDOCR_LP (1 << 2) /* LDOANA Low-Power Mode Control */
+#define AT91_SFRBU_PD_VALUE_MSK (0x3)
+#define AT91_SFRBU_25LDOCR_PD_VALUE(v) ((v) & AT91_SFRBU_PD_VALUE_MSK) /* LDOANA Pull-down value */
+
+#define AT91_FRBU_DDRPWR (0x10) /* SFRBU DDR Power Control Register */
+#define AT91_FRBU_DDRPWR_STATE (1 << 0) /* DDR Power Mode State */
+
+#endif /* CONFIG_SOC_SAMA7 */
+
+#endif /* __SAMA7_SFRBU_H__ */
+
--
2.25.1