From 05d2e21be5e48185cf81389d12b1b8d0eceeae83 Mon Sep 17 00:00:00 2001
From: pankaj chauhan <pankaj.chauhan@freescale.com>
Date: Fri, 20 Mar 2015 19:28:09 -0700
Subject: [PATCH] armv8/ls2085a: Add support for reset request
Add support for reset_cpu() by asserting RESET_REQ_B.
Signed-off-by: pankaj chauhan <pankaj.chauhan@freescale.com>
Signed-off-by: York Sun <yorksun@freescale.com>
---
arch/arm/cpu/armv8/fsl-lsch3/cpu.c | 11 +++++++++++
board/freescale/ls2085a/ls2085a.c | 7 -------
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
index e985181e8b..0e5aa5ca95 100644
--- a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
@@ -419,3 +419,14 @@ int timer_init(void)
return 0;
}
+
+void reset_cpu(ulong addr)
+{
+ u32 __iomem *rstcr = (u32 *)CONFIG_SYS_FSL_RST_ADDR;
+ u32 val;
+
+ /* Raise RESET_REQ_B */
+ val = in_le32(rstcr);
+ val |= 0x02;
+ out_le32(rstcr, val);
+}
diff --git a/board/freescale/ls2085a/ls2085a.c b/board/freescale/ls2085a/ls2085a.c
index bd016e90b1..19f5a7b92e 100644
--- a/board/freescale/ls2085a/ls2085a.c
+++ b/board/freescale/ls2085a/ls2085a.c
@@ -55,13 +55,6 @@ int dram_init(void)
return 0;
}
-/*
- * Board specific reset that is system reset.
- */
-void reset_cpu(ulong addr)
-{
-}
-
#if defined(CONFIG_ARCH_MISC_INIT)
int arch_misc_init(void)
{
--
2.39.5