mtd: spi-nor-core: Rename configuration macro for S28 support

Change configuration macro name to support all other devices in SEMPER S28
family.

Signed-off-by: Takahiro Kuwano <Takahiro.Kuwano@infineon.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/drivers/mtd/spi/Kconfig b/drivers/mtd/spi/Kconfig
index 096338f..7b858a3 100644
--- a/drivers/mtd/spi/Kconfig
+++ b/drivers/mtd/spi/Kconfig
@@ -166,13 +166,13 @@
 	help
 	  Add support for various Spansion SPI flash chips (S25FLxxx)
 
-config SPI_FLASH_S28HS512T
-	bool "Cypress S28HS512T chip support"
+config SPI_FLASH_S28HX_T
+	bool "Cypress SEMPER Octal (S28) chip support"
 	depends on SPI_FLASH_SPANSION
 	help
-	 Add support for the Cypress S28HS512T chip. This is a separate config
-	 because the fixup hooks for this flash add extra size overhead. Boards
-	 that don't use the flash can disable this to save space.
+	 Add support for the Cypress S28HL-T and S28HS-T chip. This is a separate
+	 config because the fixup hooks for this flash add extra size overhead.
+	 Boards that don't use the flash can disable this to save space.
 
 config SPI_FLASH_STMICRO
 	bool "STMicro SPI flash support"