From 67bd6158d49ffe62e610e2a2706720275dfe10cb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Pali=20Roh=C3=A1r?= Date: Tue, 10 Jan 2023 22:55:21 +0100 Subject: arm: mvebu: Add support for generating NAND kwbimage MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a new Kconfig option CONFIG_MVEBU_SPL_BOOT_DEVICE_NAND which instruct make to generate kwbimage with NAND header. This image is used for booting from NAND flash (either SPI or parallel). Support is very simple, SPL after finishes DDR training returns back to the BootROM (via CONFIG_SPL_BOOTROM_SUPPORT option) and BootROM then loads and executes U-Boot proper. To generate correct kwbimage NAND header, it is required to set following Kconfig options: CONFIG_SYS_NAND_PAGE_SIZE CONFIG_SYS_NAND_BLOCK_SIZE CONFIG_MVEBU_SPL_NAND_BADBLK_LOCATION They are used only by make / mkimage when generating final kwbimage. CONFIG_MVEBU_SPL_NAND_BADBLK_LOCATION is a new mvebu specific Kconfig option which is set into kwbimage NAND_BADBLK_LOCATION header field. Signed-off-by: Pali Rohár --- drivers/mtd/nand/raw/Kconfig | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 5b35da45f58..5c7b0d9dcc1 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -628,7 +628,8 @@ comment "Generic NAND options" config SYS_NAND_BLOCK_SIZE hex "NAND chip eraseblock size" - depends on ARCH_SUNXI || SPL_NAND_SUPPORT || TPL_NAND_SUPPORT + depends on ARCH_SUNXI || SPL_NAND_SUPPORT || TPL_NAND_SUPPORT || \ + MVEBU_SPL_BOOT_DEVICE_NAND depends on !NAND_MXS && !NAND_DENALI_DT && !NAND_LPC32XX_MLC && \ !NAND_FSL_IFC && !NAND_MT7621 help @@ -655,6 +656,7 @@ config SYS_NAND_PAGE_SIZE hex "NAND chip page size" depends on ARCH_SUNXI || NAND_OMAP_GPMC || NAND_LPC32XX_SLC || \ SPL_NAND_SIMPLE || (NAND_MXC && SPL_NAND_SUPPORT) || \ + MVEBU_SPL_BOOT_DEVICE_NAND || \ (NAND_ATMEL && SPL_NAND_SUPPORT) || SPL_GENERATE_ATMEL_PMECC_HEADER depends on !NAND_MXS && !NAND_DENALI_DT && !NAND_LPC32XX_MLC && !NAND_MT7621 help -- cgit v1.2.3