Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2024-11-10 23:24:38 +00:00
Code Issues Projects Releases Packages Wiki Activity

ARM: zynq: Enable DM for CFI NOR flash

Browse source 
With multi defconfig NOR flash information about NOR should be taken from
DT that's why there is no reason to specify address and sizes via fixed
config.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2020-02-25 15:29:40 +01:00
parent 5992f25797
commit f7375aff95
4 changed files with 18 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
arch/arm/dts/zynq-cse-nor.dts
View file

@ -71,6 +71,20 @@
reg = <0x100 0x100>;
};
};
/*
* This is partially hack because it is normally subnode of smcc
* but for mini U-Boot there is no reason to enable SMCC driver
* which does almost nothing in NOR flash configuration that's
* why place cfi-flash directly here.
*/
flash@e2000000 {
u-boot,dm-pre-reloc;
compatible = "cfi-flash";
reg = <0xe2000000 0x2000000>;
#address-cells = <1>;
#size-cells = <1>;
};
};
};

1
configs/xilinx_zynq_virt_defconfig
View file

@ -61,6 +61,7 @@ CONFIG_MMC_SDHCI_ZYNQ=y
CONFIG_MTD=y
CONFIG_MTD_NOR_FLASH=y
CONFIG_FLASH_CFI_DRIVER=y
CONFIG_CFI_FLASH=y
CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
CONFIG_SYS_FLASH_CFI=y
CONFIG_MTD_RAW_NAND=y

3
configs/zynq_cse_nor_defconfig
View file

@ -52,8 +52,11 @@ CONFIG_SYS_RELOC_GD_ENV_ADDR=y
# CONFIG_DM_DEVICE_REMOVE is not set
CONFIG_SPL_DM_SEQ_ALIAS=y
# CONFIG_MMC is not set
CONFIG_MTD=y
CONFIG_DM_MTD=y
CONFIG_MTD_NOR_FLASH=y
CONFIG_FLASH_CFI_DRIVER=y
CONFIG_CFI_FLASH=y
CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
CONFIG_SYS_FLASH_CFI=y
# CONFIG_EFI_LOADER is not set

2
include/configs/zynq-common.h
View file

@ -43,8 +43,6 @@
/* NOR */
#ifdef CONFIG_MTD_NOR_FLASH
# define CONFIG_SYS_FLASH_BASE 0xE2000000
# define CONFIG_SYS_FLASH_SIZE (16 * 1024 * 1024)
# define CONFIG_SYS_MAX_FLASH_BANKS 1
# define CONFIG_SYS_MAX_FLASH_SECT 512
# define CONFIG_SYS_FLASH_ERASE_TOUT 1000