[PATCH 1/3] mtd: spi-nor: Add support for zBIT ZB25VQ128

[Andre Przywara <andre.przywara@arm.com>]

Add support for the zBIT ZB25VQ128 (128M-bit) SPI NOR flash memory chip,
as used on the Xunlong Orange Pi Zero 3 board.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
---
 drivers/mtd/spi/Kconfig       | 5 +++++
 drivers/mtd/spi/spi-nor-ids.c | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/mtd/spi/Kconfig b/drivers/mtd/spi/Kconfig
index 732b0760452..abed392c28d 100644
--- a/drivers/mtd/spi/Kconfig
+++ b/drivers/mtd/spi/Kconfig
@@ -224,6 +224,11 @@ config SPI_FLASH_XTX
 	  Add support for various XTX (XTX Technology Limited)
 	  SPI flash chips (XT25xxx).
 
+config SPI_FLASH_ZBIT
+	bool "ZBIT SPI flash support"
+	help
+	  Add support for Zbit Semiconductor Inc. SPI flash chips (ZB25xxx).
+
 endif
 
 config SPI_FLASH_USE_4K_SECTORS
diff --git a/drivers/mtd/spi/spi-nor-ids.c b/drivers/mtd/spi/spi-nor-ids.c
index 3cb132dcffc..f86e7ff8e58 100644
--- a/drivers/mtd/spi/spi-nor-ids.c
+++ b/drivers/mtd/spi/spi-nor-ids.c
@@ -571,6 +571,11 @@ const struct flash_info spi_nor_ids[] = {
 	       SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
 	{ INFO("xt25w01g", 0x0b651B, 0, 64 * 1024, 2048,
 	       SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+#endif
+#ifdef CONFIG_SPI_FLASH_ZBIT
+	/* Zbit Semiconductor Inc. */
+	{ INFO("zb25vq128", 0x5e4018, 0, 64 * 1024, 256,
+	       SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
 #endif
 	{ },
 };
-- 
2.35.8