From: pankaj chauhan <pankaj.chauhan@freescale.com>
Date: Sat, 21 Mar 2015 02:28:09 +0000 (-0700)
Subject: armv8/ls2085a: Add support for reset request
X-Git-Tag: v2015.07-rc1~67^2~21
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=05d2e21be5e48185cf81389d12b1b8d0eceeae83;p=platform%2Fkernel%2Fu-boot.git

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>
---

diff --git a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
index e985181..0e5aa5c 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 bd016e9..19f5a7b 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)
 {