From: David Bauer Date: Mon, 10 May 2021 13:33:40 +0000 (+0200) Subject: mtd: spi-nor: enable locking support for MX25L12805D X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=7ea40b54e83baed17d85567cfae56175def39a55;p=linux.git mtd: spi-nor: enable locking support for MX25L12805D Macronix MX25L12805D supports locking with 4 block protection bits in its status register. Add the corresponding flag in order to clear these bits when unloking the flash. Otherwise, the flash might not be writable depending on the state left by the bootloader. Tested-on: Ubiquiti UniFi AC Lite (ath79) Signed-off-by: David Bauer Signed-off-by: Vignesh Raghavendra Reviewed-by: Michael Walle --- diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c index c8167de55e555..27498ed0cc0dc 100644 --- a/drivers/mtd/spi-nor/macronix.c +++ b/drivers/mtd/spi-nor/macronix.c @@ -49,7 +49,8 @@ static const struct flash_info macronix_parts[] = { { "mx25u4035", INFO(0xc22533, 0, 64 * 1024, 8, SECT_4K) }, { "mx25u8035", INFO(0xc22534, 0, 64 * 1024, 16, SECT_4K) }, { "mx25u6435f", INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) }, - { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, SECT_4K) }, + { "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, SECT_4K | + SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) }, { "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) }, { "mx25r1635f", INFO(0xc22815, 0, 64 * 1024, 32, SECT_4K | SPI_NOR_DUAL_READ |