[U-Boot] [PATCH v3 01/28] Makefile: move MTD-related lines in coherent Makefiles

[Boris Brezillon <boris.brezillon@bootlin.com>]

On Wed,  5 Dec 2018 00:56:47 +0100
Miquel Raynal <miquel.raynal@bootlin.com> wrote:

> Move MTD-related lines out of the root Makefile. Put them in their
> respective directories.
> 
> Enclose some of these new lines to skip them when building the SPL
> (the SPL directly points to what is needed).
> 
> CONFIG_CMD_NAND is the symbol indicating support for raw NAND
> devices. This logic is broken and will be fixed afterwards. To let the
> 'mtd' command also use the raw NAND core, we add it in the
> condition. This will be cleaned later.
> 
> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
> ---
>  Makefile                  | 5 -----
>  drivers/Makefile          | 3 ++-
>  drivers/mtd/Makefile      | 6 ++++++
>  drivers/mtd/nand/Makefile | 3 +++
>  4 files changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/Makefile b/Makefile
> index 552687db53..435d0257dd 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -688,11 +688,6 @@ libs-y += drivers/
>  libs-y += drivers/dma/
>  libs-y += drivers/gpio/
>  libs-y += drivers/i2c/
> -libs-y += drivers/mtd/
> -libs-$(CONFIG_CMD_NAND) += drivers/mtd/nand/raw/
> -libs-y += drivers/mtd/onenand/
> -libs-$(CONFIG_CMD_UBI) += drivers/mtd/ubi/
> -libs-y += drivers/mtd/spi/
>  libs-y += drivers/net/
>  libs-y += drivers/net/phy/
>  libs-y += drivers/pci/
> diff --git a/drivers/Makefile b/drivers/Makefile
> index 4453c62ad3..e7c93875bb 100644
> --- a/drivers/Makefile
> +++ b/drivers/Makefile
> @@ -6,7 +6,7 @@ obj-$(CONFIG_$(SPL_TPL_)DRIVERS_MISC_SUPPORT) += misc/ sysreset/ firmware/
>  obj-$(CONFIG_$(SPL_TPL_)I2C_SUPPORT) += i2c/
>  obj-$(CONFIG_$(SPL_TPL_)LED) += led/
>  obj-$(CONFIG_$(SPL_TPL_)MMC_SUPPORT) += mmc/
> -obj-$(CONFIG_$(SPL_TPL_)NAND_SUPPORT) += mtd/nand/raw/
> +obj-$(CONFIG_$(SPL_TPL_)NAND_SUPPORT) += mtd/nand/

I know re-ordering those patches is painful, but I'd prefer to have this
patch moved at the end so that you directly include mtd instead of
having the Makefile layering partially fixed (fixed for the non-SPL
case, but not for the SPL/TPL case).

>  obj-$(CONFIG_$(SPL_TPL_)PHY) += phy/
>  obj-$(CONFIG_$(SPL_TPL_)PINCTRL) += pinctrl/
>  obj-$(CONFIG_$(SPL_TPL_)RAM) += ram/
> @@ -99,6 +99,7 @@ obj-$(CONFIG_QE) += qe/
>  obj-$(CONFIG_U_QE) += qe/
>  obj-y += mailbox/
>  obj-y += memory/
> +obj-y += mtd/
>  obj-y += pwm/
>  obj-y += reset/
>  obj-y += input/
> diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile
> index 22ceda93c0..aca3a0b811 100644
> --- a/drivers/mtd/Makefile
> +++ b/drivers/mtd/Makefile
> @@ -19,4 +19,10 @@ obj-$(CONFIG_ST_SMI) += st_smi.o
>  obj-$(CONFIG_STM32_FLASH) += stm32_flash.o
>  obj-$(CONFIG_RENESAS_RPC_HF) += renesas_rpc_hf.o
>  
> +# SPL will manually build the files it needs
> +ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),)
>  obj-y += nand/
> +obj-y += onenand/
> +obj-y += spi/
> +obj-$(CONFIG_CMD_UBI) += ubi/
> +endif
> diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
> index a358bc680e..99ca69ef95 100644
> --- a/drivers/mtd/nand/Makefile
> +++ b/drivers/mtd/nand/Makefile
> @@ -2,4 +2,7 @@
>  
>  nandcore-objs := core.o bbt.o
>  obj-$(CONFIG_MTD_NAND_CORE) += nandcore.o
> +ifneq (,$(findstring y,$(CONFIG_CMD_NAND)$(CONFIG_CMD_MTD)))
> +obj-y += raw/
> +endif
>  obj-$(CONFIG_MTD_SPI_NAND) += spi/