From patchwork Mon Aug 26 11:59:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sughosh Ganu X-Patchwork-Id: 1976821 X-Patchwork-Delegate: trini@ti.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de; envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org) Received: from phobos.denx.de (phobos.denx.de [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4Wsq941h16z1yXd for ; Mon, 26 Aug 2024 22:04:24 +1000 (AEST) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 5A89188BE4; Mon, 26 Aug 2024 14:01:56 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id 625FD88BE4; Mon, 26 Aug 2024 14:01:55 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de X-Spam-Level: X-Spam-Status: No, score=-1.2 required=5.0 tests=BAYES_00, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,RCVD_IN_VALIDITY_RPBL_BLOCKED, SPF_HELO_NONE,SPF_SOFTFAIL,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.2 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by phobos.denx.de (Postfix) with ESMTP id 0100688C3A for ; Mon, 26 Aug 2024 14:01:53 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=fail smtp.mailfrom=sughosh.ganu@linaro.org Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 99949DA7; Mon, 26 Aug 2024 05:02:18 -0700 (PDT) Received: from a079122.blr.arm.com (a079122.arm.com [10.162.17.48]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B5EDC3F762; Mon, 26 Aug 2024 05:01:48 -0700 (PDT) From: Sughosh Ganu To: u-boot@lists.denx.de Cc: Simon Glass , Tom Rini , Ilias Apalodimas , Heinrich Schuchardt , Marek Vasut , Mark Kettenis , Michal Simek , Patrick DELAUNAY , Patrice CHOTARD , =?utf-8?q?Marek_Beh=C3=BAn?= , Sughosh Ganu Subject: [PATCH v4 25/27] stm32mp: allow calling optee_get_reserved_memory() from U-Boot Date: Mon, 26 Aug 2024 17:29:38 +0530 Message-Id: <20240826115940.3233167-26-sughosh.ganu@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240826115940.3233167-1-sughosh.ganu@linaro.org> References: <20240826115940.3233167-1-sughosh.ganu@linaro.org> MIME-Version: 1.0 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean The optee_get_reserved_memory() function returns the OP-TEE base address and size. The function gets these values from the FDT. Currently, this function is defined only to be called in the SPL phase. Move this function to a place where it can be invoked from the main U-Boot phase, where it will be used to compute the ram_top address. Signed-off-by: Sughosh Ganu --- Changes since V3: * s/uint32_t/u32 in optee_get_reserved_memory() as suggested by checkpatch. arch/arm/mach-stm32mp/dram_init.c | 17 +++++++++++++++++ arch/arm/mach-stm32mp/include/mach/stm32mp.h | 11 +++++++++++ arch/arm/mach-stm32mp/stm32mp1/spl.c | 17 +---------------- 3 files changed, 29 insertions(+), 16 deletions(-) create mode 100644 arch/arm/mach-stm32mp/include/mach/stm32mp.h diff --git a/arch/arm/mach-stm32mp/dram_init.c b/arch/arm/mach-stm32mp/dram_init.c index e8b0a38be1..286791be2e 100644 --- a/arch/arm/mach-stm32mp/dram_init.c +++ b/arch/arm/mach-stm32mp/dram_init.c @@ -14,9 +14,26 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; +int optee_get_reserved_memory(u32 *start, u32 *size) +{ + fdt_addr_t fdt_mem_size; + fdt_addr_t fdt_start; + ofnode node; + + node = ofnode_path("/reserved-memory/optee"); + if (!ofnode_valid(node)) + return -ENOENT; + + fdt_start = ofnode_get_addr_size(node, "reg", &fdt_mem_size); + *start = fdt_start; + *size = fdt_mem_size; + return (fdt_start < 0) ? fdt_start : 0; +} + int dram_init(void) { struct ram_info ram; diff --git a/arch/arm/mach-stm32mp/include/mach/stm32mp.h b/arch/arm/mach-stm32mp/include/mach/stm32mp.h new file mode 100644 index 0000000000..506a42559b --- /dev/null +++ b/arch/arm/mach-stm32mp/include/mach/stm32mp.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause */ +/* + * Copyright (C) 2024, STMicroelectronics - All Rights Reserved + */ + +#ifndef __MACH_STM32MP_H_ +#define __MACH_STM32MP_H_ + +int optee_get_reserved_memory(u32 *start, u32 *size); + +#endif diff --git a/arch/arm/mach-stm32mp/stm32mp1/spl.c b/arch/arm/mach-stm32mp/stm32mp1/spl.c index 6eae5c2f55..9c4fafbf47 100644 --- a/arch/arm/mach-stm32mp/stm32mp1/spl.c +++ b/arch/arm/mach-stm32mp/stm32mp1/spl.c @@ -18,6 +18,7 @@ #include #include #include +#include #include u32 spl_boot_device(void) @@ -110,22 +111,6 @@ uint32_t stm32mp_get_dram_size(void) return ram.size; } -static int optee_get_reserved_memory(uint32_t *start, uint32_t *size) -{ - fdt_addr_t fdt_mem_size; - fdt_addr_t fdt_start; - ofnode node; - - node = ofnode_path("/reserved-memory/optee"); - if (!ofnode_valid(node)) - return -ENOENT; - - fdt_start = ofnode_get_addr_size(node, "reg", &fdt_mem_size); - *start = fdt_start; - *size = fdt_mem_size; - return (fdt_start < 0) ? fdt_start : 0; -} - #define CFG_SHMEM_SIZE 0x200000 #define STM32_TZC_NSID_ALL 0xffff #define STM32_TZC_FILTER_ALL 3