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| author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
|---|---|---|
| committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
| commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
| tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/arm/cpu/armv7/omap-common/lowlevel_init.S | |
| download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip | |
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) |