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drivers/mtd/gd5f.c: Add gigadevice SPI NAND FLASH driver.

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This commit is contained in:
YanLin Zhu
2019-09-15 08:33:22 -06:00
committed by Gregory Nutt
parent 8b10b8ad25
commit bcdf9074fe
4 changed files with 921 additions and 0 deletions
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17
drivers/mtd/Kconfig
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@@ -1026,3 +1026,20 @@ config GD25_SLOWREAD
default n
endif # MTD_GD25
config MTD_GD5F
bool "SPI-based GD5F nand FLASH"
default n
select SPI
if MTD_GD5F
config GD5F_SPIMODE
int "GD5F SPI Mode"
default 0
config GD5F_SPIFREQUENCY
int "GD5F SPI Frequency"
default 20000000
endif # MTD_GD5F

4
drivers/mtd/Make.defs
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@@ -112,6 +112,10 @@ ifeq ($(CONFIG_MTD_GD25),y)
CSRCS += gd25.c
endif
ifeq ($(CONFIG_MTD_GD5F),y)
CSRCS += gd5f.c
endif
ifeq ($(CONFIG_MTD_AT25),y)
CSRCS += at25.c
endif

890
drivers/mtd/gd5f.c Normal file
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10
include/nuttx/mtd/mtd.h
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@@ -534,6 +534,16 @@ FAR struct mtd_dev_s *w25_initialize(FAR struct spi_dev_s *dev);
FAR struct mtd_dev_s *gd25_initialize(FAR struct spi_dev_s *dev);
/****************************************************************************
* Name: gd5f_initialize
*
* Description:
* Initializes the driver for SPI-based GD5F FLASH
*
****************************************************************************/
FAR struct mtd_dev_s *gd5f_initialize(FAR struct spi_dev_s *dev);
/****************************************************************************
* Name: s25fl1_initialize
*