diff mbox series

[v1,23/49] board: ns3: default reset type to L3

Message ID 20200427105207.5659-24-rayagonda.kokatanur@broadcom.com
State Superseded
Headers show
Series add support for broadcom NS3 soc | expand

Commit Message

Rayagonda Kokatanur April 27, 2020, 10:51 a.m. UTC 
From: Rajesh Ravi <rajesh.ravi at broadcom.com>

Default "reset" from u-boot to L3 reset.
"reset" command with argument will trigger L1 reset.

Signed-off-by: Rajesh Ravi <rajesh.ravi at broadcom.com>
Signed-off-by: Bharat Kumar Reddy Gooty <bharat.gooty at broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur at broadcom.com>
---
 board/broadcom/bcmns3/ns3.c | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/board/broadcom/bcmns3/ns3.c b/board/broadcom/bcmns3/ns3.c
index fa98ed18cd..ae4da977b6 100644
--- a/board/broadcom/bcmns3/ns3.c
+++ b/board/broadcom/bcmns3/ns3.c
@@ -79,9 +79,25 @@  int dram_init_banksize(void)
 	return 0;
 }
 
-void reset_cpu(ulong addr)
+void reset_cpu(ulong level)
 {
-	psci_system_reset();
+#define L3_RESET 30
+	u32 reset_level, strap_val;
+
+	/* Default reset type is L3 reset */
+	if (!level) {
+		/*
+		 * Encoding: u-boot reset command expects decimal argument
+		 * strap val = 1st decimal digit;reset level = 2nd decimal digit
+		 */
+		strap_val = L3_RESET % 10;
+		level = L3_RESET / 10;
+		reset_level = level % 10;
+		psci_system_reset2(reset_level, strap_val);
+	} else {
+		/* U-boot cmd "reset" with any arg will trigger L1 reset */
+		psci_system_reset();
+	}
 }
 
 #ifdef CONFIG_OF_BOARD_SETUP