From 52d14545d2fc276b1bf9ccf48d4612fab6edfb6a Mon Sep 17 00:00:00 2001 From: David Bauer Date: Thu, 6 May 2021 17:49:55 +0200 Subject: [PATCH] mtd: spi-nor: Add support for BoHong bh25q128as Add MTD support for the BoHong bh25q128as SPI NOR chip. The chip has 16MB of total capacity, divided into a total of 256 sectors, each 64KB sized. The chip also supports 4KB sectors. Additionally, it supports dual and quad read modes. Functionality was verified on an Tenbay WR1800K / MTK MT7621 board. Signed-off-by: David Bauer --- drivers/mtd/spi-nor/Makefile | 1 + drivers/mtd/spi-nor/bohong.c | 21 +++++++++++++++++++++ drivers/mtd/spi-nor/core.c | 1 + drivers/mtd/spi-nor/core.h | 1 + 4 files changed, 24 insertions(+) create mode 100644 drivers/mtd/spi-nor/bohong.c --- a/drivers/mtd/spi-nor/spi-nor.c +++ b/drivers/mtd/spi-nor/spi-nor.c @@ -2233,6 +2233,10 @@ static const struct flash_info spi_nor_i { "at45db081d", INFO(0x1f2500, 0, 64 * 1024, 16, SECT_4K) }, + /* BoHong Microelectronics */ + { "bh25q128as", INFO(0x684018, 0, 64 * 1024, 256, + SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) }, + /* EON -- en25xxx */ { "en25f32", INFO(0x1c3116, 0, 64 * 1024, 64, SECT_4K) }, { "en25p32", INFO(0x1c2016, 0, 64 * 1024, 64, 0) },