diff options
Diffstat (limited to 'arch/arm/cpu/armv7/mx6')
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/lowlevel_init.S | 35 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 16 |
3 files changed, 16 insertions, 36 deletions
diff --git a/arch/arm/cpu/armv7/mx6/Makefile b/arch/arm/cpu/armv7/mx6/Makefile index cbce411cca..4f9ca6890c 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 7b60ca7454..0000000000 --- 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 a8aad5dd0a..193ba1240f 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) +{ +} |