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drivers: tee: broadcom: add optee based bnxt fw load driver

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Add optee based bnxt fw load driver.
bnxt is Broadcom NetXtreme controller Ethernet card.
This driver is used to load bnxt firmware binary using OpTEE.

Signed-off-by: Vikas Gupta <vikas.gupta@broadcom.com>
Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Vikas Gupta 2020-07-15 22:57:19 +05:30 • committed by Tom Rini
parent 2a4326ab25
commit 8ed6373d31
6 changed files with 238 additions and 0 deletions
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43
include/broadcom/chimp.h Normal file
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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2020 Broadcom.
*
*/
#ifndef __CHIMP_H__
#define __CHIMP_H__
#include <linux/compiler.h>
/**
* chimp_fastboot_optee() - api to load bnxt firmware
*
* @return: 0 on success and -ve on failure
*/
int chimp_fastboot_optee(void);
/**
* chimp_health_status_optee() - get chimp health status
*
* Chimp health status could be firmware is in good condition or
* bad condition because of crash/hang.
*
* @status: pointer to get chimp health status
*
* @return: 0 on success and -ve on failure
*/
int chimp_health_status_optee(u32 *status);
/**
* chimp_handshake_status_optee() - get chimp handshake status.
*
* To know firmware is loaded and running.
*
* @timeout: timeout value, if 0 then default timeout is considered by op-tee
* @hstatus: pointer to chimp handshake status
*
* @return: 0 on success and -ve on failure
*/
int chimp_handshake_status_optee(u32 timeout, u32 *hstatus);
#endif