diff options
Diffstat (limited to 'target/linux/ramips/patches-5.4')
| -rw-r--r-- | target/linux/ramips/patches-5.4/405-mtd-spi-nor-Add-support-for-BoHong-bh25q128as.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-5.4/405-mtd-spi-nor-Add-support-for-BoHong-bh25q128as.patch b/target/linux/ramips/patches-5.4/405-mtd-spi-nor-Add-support-for-BoHong-bh25q128as.patch new file mode 100644 index 0000000000..728876322c --- /dev/null +++ b/target/linux/ramips/patches-5.4/405-mtd-spi-nor-Add-support-for-BoHong-bh25q128as.patch @@ -0,0 +1,34 @@ +From 52d14545d2fc276b1bf9ccf48d4612fab6edfb6a Mon Sep 17 00:00:00 2001 +From: David Bauer <mail@david-bauer.net> +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 <mail@david-bauer.net> +--- + 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) }, |