Merge branch 'u-boot-imx/master' into 'u-boot-arm/master'

5 files changed, 18 insertions, 38 deletions

diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile
index ee8c2b3..4668b3c 100644
--- a/arch/arm/cpu/armv7/Makefile
+++ b/arch/arm/cpu/armv7/Makefile
@@ -32,7 +32,7 @@ COBJS	+= cache_v7.o
 COBJS	+= cpu.o
 COBJS	+= syslib.o
 
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA),)
+ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6),)
 SOBJS	+= lowlevel_init.o
 endif
 
diff --git a/arch/arm/cpu/armv7/config.mk b/arch/arm/cpu/armv7/config.mk
index 350e946..9c3e2f3 100644
--- a/arch/arm/cpu/armv7/config.mk
+++ b/arch/arm/cpu/armv7/config.mk
@@ -40,5 +40,5 @@ PF_NO_UNALIGNED := $(call cc-option, -mno-unaligned-access,)
 PLATFORM_NO_UNALIGNED := $(PF_NO_UNALIGNED)
 
 ifneq ($(CONFIG_IMX_CONFIG),)
-ALL-y	+= $(OBJTREE)/u-boot.imx
+ALL-y	+= $(obj)u-boot.imx
 endif
diff --git a/arch/arm/cpu/armv7/mx6/Makefile b/arch/arm/cpu/armv7/mx6/Makefile
index cbce411..4f9ca68 100644
--- a/arch/arm/cpu/armv7/mx6/Makefile
+++ b/arch/arm/cpu/armv7/mx6/Makefile
@@ -28,7 +28,6 @@ include $(TOPDIR)/config.mk
 LIB	= $(obj)lib$(SOC).o
 
 COBJS	= soc.o clock.o
-SOBJS   = lowlevel_init.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
diff --git a/arch/arm/cpu/armv7/mx6/lowlevel_init.S b/arch/arm/cpu/armv7/mx6/lowlevel_init.S
deleted file mode 100644
index 7b60ca7..0000000
--- a/arch/arm/cpu/armv7/mx6/lowlevel_init.S
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-.section ".text.init", "x"
-
-#include <linux/linkage.h>
-
-.macro init_arm_errata
-	/* ARM erratum ID #743622 */
-	mrc	p15, 0, r10, c15, c0, 1		/* read diagnostic register */
-	orr	r10, r10, #1 << 6		/* set bit #6 */
-	/* ARM erratum ID #751472 */
-	orr	r10, r10, #1 << 11		/* set bit #11 */
-	mcr	p15, 0, r10, c15, c0, 1		/* write diagnostic register */
-.endm
-
-ENTRY(lowlevel_init)
-	init_arm_errata
-	mov pc, lr
-ENDPROC(lowlevel_init)
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c
index a8aad5d..193ba12 100644
--- a/arch/arm/cpu/armv7/mx6/soc.c
+++ b/arch/arm/cpu/armv7/mx6/soc.c
@@ -30,6 +30,7 @@
 #include <asm/arch/clock.h>
 #include <asm/arch/sys_proto.h>
 #include <asm/imx-common/boot_mode.h>
+#include <stdbool.h>
 
 struct scu_regs {
 	u32	ctrl;
@@ -121,12 +122,23 @@ void set_vddsoc(u32 mv)
 	writel(reg, &anatop->reg_core);
 }
 
+static void imx_set_wdog_powerdown(bool enable)
+{
+	struct wdog_regs *wdog1 = (struct wdog_regs *)WDOG1_BASE_ADDR;
+	struct wdog_regs *wdog2 = (struct wdog_regs *)WDOG2_BASE_ADDR;
+
+	/* Write to the PDE (Power Down Enable) bit */
+	writew(enable, &wdog1->wmcr);
+	writew(enable, &wdog2->wmcr);
+}
+
 int arch_cpu_init(void)
 {
 	init_aips();
 
 	set_vddsoc(1200);	/* Set VDDSOC to 1.2V */
 
+	imx_set_wdog_powerdown(false); /* Disable PDE bit of WMCR register */
 	return 0;
 }
 
@@ -193,3 +205,7 @@ const struct boot_mode soc_boot_modes[] = {
 	{"esdhc4",	MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)},
 	{NULL,		0},
 };
+
+void s_init(void)
+{
+}