target/linux/ramips/patches-5.4/405-mtd-spi-nor-Add-support-for-BoHong-bh25q128as.patch

   1 From 52d14545d2fc276b1bf9ccf48d4612fab6edfb6a Mon Sep 17 00:00:00 2001
   2 From: David Bauer <mail@david-bauer.net>
   3 Date: Thu, 6 May 2021 17:49:55 +0200
   4 Subject: [PATCH] mtd: spi-nor: Add support for BoHong bh25q128as
   5
   6 Add MTD support for the BoHong bh25q128as SPI NOR chip.
   7 The chip has 16MB of total capacity, divided into a total of 256
   8 sectors, each 64KB sized. The chip also supports 4KB sectors.
   9 Additionally, it supports dual and quad read modes.
  10
  11 Functionality was verified on an Tenbay WR1800K / MTK MT7621 board.
  12
  13 Signed-off-by: David Bauer <mail@david-bauer.net>
  14 ---
  15  drivers/mtd/spi-nor/Makefile |  1 +
  16  drivers/mtd/spi-nor/bohong.c | 21 +++++++++++++++++++++
  17  drivers/mtd/spi-nor/core.c   |  1 +
  18  drivers/mtd/spi-nor/core.h   |  1 +
  19  4 files changed, 24 insertions(+)
  20  create mode 100644 drivers/mtd/spi-nor/bohong.c
  21
  22 --- a/drivers/mtd/spi-nor/spi-nor.c
  23 +++ b/drivers/mtd/spi-nor/spi-nor.c
  24 @@ -2233,6 +2233,10 @@ static const struct flash_info spi_nor_i
  25
  26         { "at45db081d", INFO(0x1f2500, 0, 64 * 1024, 16, SECT_4K) },
  27
  28 +       /* BoHong Microelectronics */
  29 +       { "bh25q128as", INFO(0x684018, 0, 64 * 1024, 256,
  30 +                       SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
  31 +
  32         /* EON -- en25xxx */
  33         { "en25f32",    INFO(0x1c3116, 0, 64 * 1024,   64, SECT_4K) },
  34         { "en25p32",    INFO(0x1c2016, 0, 64 * 1024,   64, 0) },