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https://github.com/brain-hackers/u-boot-brain
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![Alessandro Rubini](/assets/img/avatar_default.png)
The NMDK8815 board is distributed by ST Microelectornics. Other (proprietary) code must be run to unlock the CPU before U-Boot runs. doc/README.nmdk8815 outlines the boot sequence. This is the initial port, with basic infrastructure and a working serial port. Signed-off-by: Alessandro Rubini <rubini@unipv.it> Acked-by: Andrea Gallo <andrea.gallo@stnwireless.com> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
26 lines
407 B
ArmAsm
26 lines
407 B
ArmAsm
#include <config.h>
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/*
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* Processor reset for Nomadik
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*/
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.align 5
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.globl reset_cpu
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reset_cpu:
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#if defined CONFIG_NOMADIK_8815
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ldr r0, =NOMADIK_SRC_BASE
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ldr r1, =0x1
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str r1, [r0, #0x18]
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#else
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ldr r1, rstctl1 /* get clkm1 reset ctl */
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mov r3, #0x0
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strh r3, [r1] /* clear it */
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mov r3, #0x8
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strh r3, [r1] /* force dsp+arm reset */
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#endif
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_loop_forever:
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b _loop_forever
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rstctl1:
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.word 0xfffece10
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