From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: microcai Date: Mon, 29 Jun 2020 23:36:40 +0800 Subject: spi-nor: Add support for xt25f32b/xt25f128b The RockPi4b dev board ship with xt25f32b solded. add these ids so the board's spi flash can be accessed within linux. Signed-off-by: microcai --- drivers/mtd/spi-nor/Makefile | 1 + drivers/mtd/spi-nor/core.c | 1 + drivers/mtd/spi-nor/core.h | 1 + drivers/mtd/spi-nor/xtx.c | 21 ++++++++++ 4 files changed, 24 insertions(+) diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile index e347b435a038..364413da729b 100644 --- a/drivers/mtd/spi-nor/Makefile +++ b/drivers/mtd/spi-nor/Makefile @@ -18,6 +18,7 @@ spi-nor-objs += winbond.o spi-nor-objs += xilinx.o spi-nor-objs += xmc.o spi-nor-$(CONFIG_DEBUG_FS) += debugfs.o +spi-nor-objs += xtx.o obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o obj-$(CONFIG_MTD_SPI_NOR) += controllers/ diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index bcc181c425de..5d94df551e6d 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -1632,6 +1632,7 @@ static const struct spi_nor_manufacturer *manufacturers[] = { &spi_nor_winbond, &spi_nor_xilinx, &spi_nor_xmc, + &spi_nor_xtx, }; static const struct flash_info spi_nor_generic_flash = { diff --git a/drivers/mtd/spi-nor/core.h b/drivers/mtd/spi-nor/core.h index 6eece1754ec0..1b99ad7f0de8 100644 --- a/drivers/mtd/spi-nor/core.h +++ b/drivers/mtd/spi-nor/core.h @@ -630,6 +630,7 @@ extern const struct spi_nor_manufacturer spi_nor_sst; extern const struct spi_nor_manufacturer spi_nor_winbond; extern const struct spi_nor_manufacturer spi_nor_xilinx; extern const struct spi_nor_manufacturer spi_nor_xmc; +extern const struct spi_nor_manufacturer spi_nor_xtx; extern const struct attribute_group *spi_nor_sysfs_groups[]; diff --git a/drivers/mtd/spi-nor/xtx.c b/drivers/mtd/spi-nor/xtx.c new file mode 100644 index 000000000000..5a7ec40c9701 --- /dev/null +++ b/drivers/mtd/spi-nor/xtx.c @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2005, Intec Automation Inc. + * Copyright (C) 2014, Freescale Semiconductor, Inc. + */ + +#include + +#include "core.h" + +static const struct flash_info xtx_parts[] = { + /* XTX (Shenzhen Xin Tian Xia Tech) */ + { "xt25f32b", INFO(0x0b4016, 0, 64 * 1024, 64) }, + { "xt25f128b", INFO(0x0b4018, 0, 64 * 1024, 256) }, +}; + +const struct spi_nor_manufacturer spi_nor_xtx = { + .name = "xtx", + .parts = xtx_parts, + .nparts = ARRAY_SIZE(xtx_parts), +}; -- Armbian