diff options
Diffstat (limited to 'roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S')
| -rw-r--r-- | roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S b/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S new file mode 100644 index 00000000..86c0e421 --- /dev/null +++ b/roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S @@ -0,0 +1,32 @@ +/* + * Board specific setup info + * + * (C) Copyright 2010 + * Texas Instruments, <www.ti.com> + * + * Author : + * Aneesh V <aneesh@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <config.h> +#include <asm/arch/omap.h> +#include <asm/omap_common.h> +#include <asm/arch/spl.h> +#include <linux/linkage.h> + +ENTRY(save_boot_params) + ldr r1, =OMAP_SRAM_SCRATCH_BOOT_PARAMS + str r0, [r1] + bx lr +ENDPROC(save_boot_params) + +ENTRY(set_pl310_ctrl_reg) + PUSH {r4-r11, lr} @ save registers - ROM code may pollute + @ our registers + LDR r12, =0x102 @ Set PL310 control register - value in R0 + .word 0xe1600070 @ SMC #0 - hand assembled because -march=armv5 + @ call ROM Code API to set control register + POP {r4-r11, pc} +ENDPROC(set_pl310_ctrl_reg) |