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cmd: broadcom: add bnxt boot command

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Chimp is a core in Broadcom netxtream controller (bnxt).
Add command to load binary to chimp and boot bnxt.

Signed-off-by: Trac Hoang <trac.hoang@broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Trac Hoang 2020-08-20 20:41:04 +05:30 • committed by Tom Rini
parent 2a9f9d633d
commit 186879cdb2
3 changed files with 47 additions and 0 deletions
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4
cmd/broadcom/Makefile Normal file
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@ -0,0 +1,4 @@
# SPDX-License-Identifier: GPL-2.0+
# Copyright 2020 Broadcom
obj-y += chimp_boot.o

37
cmd/broadcom/chimp_boot.c Normal file
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@ -0,0 +1,37 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2020 Broadcom
*/
#include <common.h>
#include <command.h>
#include <broadcom/chimp.h>
static int do_chimp_fastboot_secure(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
u32 health = 0;
if (chimp_health_status_optee(&health)) {
pr_err("Chimp health command fail\n");
return CMD_RET_FAILURE;
}
if (health == BCM_CHIMP_RUNNIG_GOOD) {
printf("skip fastboot...\n");
return CMD_RET_SUCCESS;
}
if (chimp_fastboot_optee()) {
pr_err("Failed to load secure ChiMP image\n");
return CMD_RET_FAILURE;
}
return CMD_RET_SUCCESS;
}
U_BOOT_CMD
(chimp_ld_secure, 1, 0, do_chimp_fastboot_secure,
"Invoke chimp fw load via optee",
"chimp_ld_secure\n"
);

6
include/broadcom/chimp.h
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@ -9,6 +9,12 @@
#include <linux/compiler.h>
/*
* Chimp binary has health status like initialization complete,
* crash or running fine
*/
#define BCM_CHIMP_RUNNIG_GOOD 0x8000
/**
* chimp_fastboot_optee() - api to load bnxt firmware
*