[PATCH v1 07/11] arm: meson: a1: add A1_SYSCTRL_SEC_STICKY_REG2

[Arseniy Krasnov]

This register is used by ADNL protocol, to check boot source
of current U-boot instance.

Signed-off-by: Arseniy Krasnov <avkrasnov at salutedevices.com>
---
 arch/arm/include/asm/arch-meson/a1.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm/include/asm/arch-meson/a1.h b/arch/arm/include/asm/arch-meson/a1.h
index 86d1a68de8c..16e209ed932 100644
--- a/arch/arm/include/asm/arch-meson/a1.h
+++ b/arch/arm/include/asm/arch-meson/a1.h
@@ -13,6 +13,12 @@
 #define A1_SYSCTRL_ADDR(off)		(A1_SYSCTRL_BASE + ((off) << 2))
 
 #define A1_SYSCTRL_SEC_STATUS_REG4	A1_SYSCTRL_ADDR(0xc4)
+/*
+ * Checked during boot. Tells, that previous code, e.g.
+ * executed before reboot requested to continue boot
+ * from USB. Used by ADNL protocol.
+ */
+#define A1_SYSCTRL_SEC_STICKY_REG2	A1_SYSCTRL_ADDR(0xe2)
 
 #define A1_SYSCTRL_MEM_SIZE_MASK	0xFFFF0000
 #define A1_SYSCTRL_MEM_SIZE_SHIFT	16
-- 
2.30.1