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[81.204.249.205]) by smtp.gmail.com with ESMTPSA id bo8-20020a170906d04800b0097404f4a124sm2819884ejb.2.2023.10.15.15.32.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 15 Oct 2023 15:32:29 -0700 (PDT) Message-ID: <540e564d-030b-fee2-b95a-fae322300b20@gmail.com> Date: Mon, 16 Oct 2023 00:32:28 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 From: Johan Jonker Subject: [PATCH v4 1/8] mtd: nand: raw: rockchip_nfc: add NAND_SKIP_BBTSCAN option To: kever.yang@rock-chips.com Cc: sjg@chromium.org, philipp.tomsich@vrull.eu, dario.binacchi@amarulasolutions.com, michael@amarulasolutions.com, u-boot@lists.denx.de References: <8c0f5bb6-0110-b7b5-3c40-2d8d98a94dfa@gmail.com> Content-Language: en-US In-Reply-To: <8c0f5bb6-0110-b7b5-3c40-2d8d98a94dfa@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit 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 On Rockchip SoCs the first boot stages are written on NAND with help of manufacturer software that uses a different format then the MTD framework. Skip the automatic BBT scan with the NAND_SKIP_BBTSCAN option to be able to pass the driver probe function and to let the original data unchanged. Signed-off-by: Johan Jonker Reviewed-by: Kever Yang --- drivers/mtd/nand/raw/Kconfig | 9 +++++++++ drivers/mtd/nand/raw/rockchip_nfc.c | 3 +++ 2 files changed, 12 insertions(+) diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index d624589a892b..72547f00fbec 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -611,6 +611,15 @@ config ROCKCHIP_NAND NFC v800: RK3308, RV1108 NFC v900: PX30, RK3326 +config ROCKCHIP_NAND_SKIP_BBTSCAN + bool "Skip the automatic BBT scan with Rockchip NAND controllers" + depends on ROCKCHIP_NAND + default n + help + Skip the automatic BBT scan with the NAND_SKIP_BBTSCAN + option when data content is not in MTD format or + must remain unchanged. + config TEGRA_NAND bool "Support for NAND controller on Tegra SoCs" depends on ARCH_TEGRA diff --git a/drivers/mtd/nand/raw/rockchip_nfc.c b/drivers/mtd/nand/raw/rockchip_nfc.c index 6ad51df4acff..df6742c2f9bb 100644 --- a/drivers/mtd/nand/raw/rockchip_nfc.c +++ b/drivers/mtd/nand/raw/rockchip_nfc.c @@ -981,6 +981,9 @@ static int rk_nfc_nand_chip_init(ofnode node, struct rk_nfc *nfc, int devnum) chip->bbt_options = NAND_BBT_USE_FLASH | NAND_BBT_NO_OOB; chip->options |= NAND_NO_SUBPAGE_WRITE | NAND_USE_BOUNCE_BUFFER; + if (IS_ENABLED(CONFIG_ROCKCHIP_NAND_SKIP_BBTSCAN)) + chip->options |= NAND_SKIP_BBTSCAN; + rk_nfc_hw_init(nfc); ret = nand_scan_ident(mtd, nsels, NULL); if (ret) -- 2.39.2