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Mon, 12 May 2025 08:24:18 -0700 (PDT) Message-ID: Date: Mon, 12 May 2025 18:24:17 +0300 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ARM: dts: microchip: sama7g54_curiosity: Add fixed-partitions for spi-nor flash To: Mihai Sain , robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20250429064547.5807-1-mihai.sain@microchip.com> From: Claudiu Beznea Content-Language: en-US In-Reply-To: <20250429064547.5807-1-mihai.sain@microchip.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 29.04.2025 09:45, Mihai Sain wrote: > Add fixed-partitions for spi-nor flash to match the at91 boot flow > and layout of the nand flash. > Partitions can be listed from /proc/mtd: > > [root@sama7g54 ~]$ cat /proc/mtd | grep qspi > mtd6: 00040000 00001000 "qspi1: at91bootstrap" > mtd7: 00100000 00001000 "qspi1: u-boot" > mtd8: 00040000 00001000 "qspi1: u-boot env" > mtd9: 00080000 00001000 "qspi1: device tree" > mtd10: 00600000 00001000 "qspi1: kernel" > > [root@sama7g54 ~]$ mtdinfo /dev/mtd10 > mtd10 > Name: qspi1: kernel > Type: nor > Eraseblock size: 4096 bytes, 4.0 KiB > Amount of eraseblocks: 1536 (6291456 bytes, 6.0 MiB) > Minimum input/output unit size: 1 byte > Sub-page size: 1 byte > Character device major/minor: 90:20 > Bad blocks are allowed: false > Device is writable: true > > Signed-off-by: Mihai Sain Applied to at91-dt, thanks!