[U-Boot] [PATCH v5 002/101] dm: gpio: Allow control of GPIO uclass in SPL

[Bin Meng]

On Mon, Nov 25, 2019 at 12:11 PM Simon Glass <sjg at chromium.org> wrote:
>
> At present if CONFIG_SPL_GPIO_SUPPORT is enabled then the GPIO uclass
> is included in SPL/TPL without any control for boards. Some boards may
> want to disable this to reduce code size where GPIOs are not needed in
> SPL or TPL.
>
> Add a new Kconfig option to permit this. Default it to 'y' so that
> existing boards work correctly.
>
> Change existing uses of CONFIG_DM_GPIO to CONFIG_IS_ENABLED(DM_GPIO) to
> preserve the current behaviour. Also update the 74x164 GPIO driver since
> it cannot build with SPL.
>
> This allows us to remove the hacks in config_uncmd_spl.h and
> Makefile.uncmd_spl (eventually those files should be removed).
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
>
> ---
>
> Changes in v5: None
> Changes in v4:
> - Disable SPL_DM_GPIO on omap35_logic to avoid a build error
>
> Changes in v3: None
> Changes in v2:
> - Fix the Kconfig condition to avoid build errors on snow
>
>  arch/arm/include/asm/omap_gpio.h              |  2 +-
>  arch/arm/mach-at91/include/mach/at91sam9260.h |  2 +-
>  arch/arm/mach-davinci/include/mach/gpio.h     |  2 +-
>  arch/arm/mach-omap2/am33xx/board.c            |  4 ++--
>  arch/arm/mach-omap2/omap3/board.c             |  2 +-
>  arch/arm/mach-omap2/omap5/hwinit.c            |  2 +-
>  board/freescale/imx8qm_mek/imx8qm_mek.c       |  2 +-
>  board/freescale/imx8qxp_mek/imx8qxp_mek.c     |  2 +-
>  board/gateworks/gw_ventana/Kconfig            |  3 +++
>  board/toradex/apalis-imx8/apalis-imx8.c       |  2 +-
>  configs/omap35_logic_defconfig                |  1 +
>  drivers/gpio/Kconfig                          | 22 +++++++++++++++++++
>  drivers/gpio/Makefile                         |  4 +++-
>  drivers/gpio/at91_gpio.c                      |  6 ++---
>  drivers/gpio/atmel_pio4.c                     |  2 +-
>  drivers/gpio/da8xx_gpio.c                     |  7 +++---
>  drivers/gpio/da8xx_gpio.h                     |  2 +-
>  drivers/gpio/mxc_gpio.c                       |  4 ++--
>  drivers/gpio/mxs_gpio.c                       |  4 ++--
>  drivers/gpio/omap_gpio.c                      |  6 ++---
>  drivers/gpio/sunxi_gpio.c                     |  8 +++----
>  drivers/i2c/i2c-uclass.c                      |  6 ++---
>  drivers/i2c/muxes/pca954x.c                   |  4 ++--
>  drivers/mmc/fsl_esdhc_imx.c                   | 13 ++++++-----
>  drivers/mmc/omap_hsmmc.c                      |  2 +-
>  drivers/net/designware.c                      | 10 ++++-----
>  drivers/net/designware.h                      |  4 ++--
>  drivers/net/fec_mxc.c                         |  6 ++---
>  drivers/net/fec_mxc.h                         |  2 +-
>  drivers/net/mvneta.c                          |  4 ++--
>  drivers/net/mvpp2.c                           |  8 +++----
>  drivers/net/sun8i_emac.c                      | 12 +++++-----
>  drivers/pci/pci-aardvark.c                    |  4 ++--
>  drivers/pci/pcie_dw_mvebu.c                   |  4 ++--
>  drivers/spi/atmel_spi.c                       | 10 ++++-----
>  drivers/spi/designware_spi.c                  |  4 ++--
>  drivers/tpm/tpm2_tis_spi.c                    |  2 +-
>  include/config_uncmd_spl.h                    |  1 -
>  include/configs/at91-sama5_common.h           |  5 +++--
>  include/configs/gw_ventana.h                  |  1 -
>  include/configs/mx6ul_14x14_evk.h             |  1 +
>  scripts/Makefile.uncmd_spl                    |  1 -
>  42 files changed, 111 insertions(+), 82 deletions(-)
>

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>