On 02/03/20 11:37 pm, Tudor.Ambarus@xxxxxxxxxxxxx wrote:
> From: Boris Brezillon <bbrezillon@xxxxxxxxxx>
>
> Move all SPI NOR controller drivers to a controllers/ sub-directory
> so that we only have SPI NOR related source files under
> drivers/mtd/spi-nor/.
>
> Rename spi-nor.c into core.c, we are about to split this file in multiple
> source files (one per manufacturer, plus one for the SFDP parsing logic).
>
> Signed-off-by: Boris Brezillon <bbrezillon@xxxxxxxxxx>
> Signed-off-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxxxxx>
Reviewed-by: Vignesh Raghavendra <vigneshr@xxxxxx>
But there are at least two drivers being moved from spi-nor to spi/
which would conflict with this change.
Regards
Vignesh
> ---
> drivers/mtd/spi-nor/Kconfig | 83 +------------------
> drivers/mtd/spi-nor/Makefile | 10 +--
> drivers/mtd/spi-nor/controllers/Kconfig | 83 +++++++++++++++++++
> drivers/mtd/spi-nor/controllers/Makefile | 9 ++
> .../spi-nor/{ => controllers}/aspeed-smc.c | 0
> .../{ => controllers}/cadence-quadspi.c | 0
> .../mtd/spi-nor/{ => controllers}/hisi-sfc.c | 0
> .../spi-nor/{ => controllers}/intel-spi-pci.c | 0
> .../{ => controllers}/intel-spi-platform.c | 0
> .../mtd/spi-nor/{ => controllers}/intel-spi.c | 0
> .../mtd/spi-nor/{ => controllers}/intel-spi.h | 0
> .../spi-nor/{ => controllers}/mtk-quadspi.c | 0
> .../mtd/spi-nor/{ => controllers}/nxp-spifi.c | 0
> drivers/mtd/spi-nor/{spi-nor.c => core.c} | 0
> 14 files changed, 95 insertions(+), 90 deletions(-)
> create mode 100644 drivers/mtd/spi-nor/controllers/Kconfig
> create mode 100644 drivers/mtd/spi-nor/controllers/Makefile
> rename drivers/mtd/spi-nor/{ => controllers}/aspeed-smc.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/cadence-quadspi.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/hisi-sfc.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/intel-spi-pci.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/intel-spi-platform.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/intel-spi.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/intel-spi.h (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/mtk-quadspi.c (100%)
> rename drivers/mtd/spi-nor/{ => controllers}/nxp-spifi.c (100%)
> rename drivers/mtd/spi-nor/{spi-nor.c => core.c} (100%)
>
> diff --git a/drivers/mtd/spi-nor/Kconfig b/drivers/mtd/spi-nor/Kconfig
> index c1eda67d1ad2..6e816eafb312 100644
> --- a/drivers/mtd/spi-nor/Kconfig
> +++ b/drivers/mtd/spi-nor/Kconfig
> @@ -24,87 +24,6 @@ config MTD_SPI_NOR_USE_4K_SECTORS
> Please note that some tools/drivers/filesystems may not work with
> 4096 B erase size (e.g. UBIFS requires 15 KiB as a minimum).
>
> -config SPI_ASPEED_SMC
> - tristate "Aspeed flash controllers in SPI mode"
> - depends on ARCH_ASPEED || COMPILE_TEST
> - depends on HAS_IOMEM && OF
> - help
> - This enables support for the Firmware Memory controller (FMC)
> - in the Aspeed AST2500/AST2400 SoCs when attached to SPI NOR chips,
> - and support for the SPI flash memory controller (SPI) for
> - the host firmware. The implementation only supports SPI NOR.
> -
> -config SPI_CADENCE_QUADSPI
> - tristate "Cadence Quad SPI controller"
> - depends on OF && (ARM || ARM64 || COMPILE_TEST)
> - help
> - Enable support for the Cadence Quad SPI Flash controller.
> -
> - Cadence QSPI is a specialized controller for connecting an SPI
> - Flash over 1/2/4-bit wide bus. Enable this option if you have a
> - device with a Cadence QSPI controller and want to access the
> - Flash as an MTD device.
> -
> -config SPI_HISI_SFC
> - tristate "Hisilicon FMC SPI-NOR Flash Controller(SFC)"
> - depends on ARCH_HISI || COMPILE_TEST
> - depends on HAS_IOMEM
> - help
> - This enables support for HiSilicon FMC SPI-NOR flash controller.
> -
> -config SPI_MTK_QUADSPI
> - tristate "MediaTek Quad SPI controller"
> - depends on HAS_IOMEM
> - help
> - This enables support for the Quad SPI controller in master mode.
> - This controller does not support generic SPI. It only supports
> - SPI NOR.
> -
> -config SPI_NXP_SPIFI
> - tristate "NXP SPI Flash Interface (SPIFI)"
> - depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
> - depends on HAS_IOMEM
> - help
> - Enable support for the NXP LPC SPI Flash Interface controller.
> -
> - SPIFI is a specialized controller for connecting serial SPI
> - Flash. Enable this option if you have a device with a SPIFI
> - controller and want to access the Flash as a mtd device.
> -
> -config SPI_INTEL_SPI
> - tristate
> -
> -config SPI_INTEL_SPI_PCI
> - tristate "Intel PCH/PCU SPI flash PCI driver (DANGEROUS)"
> - depends on X86 && PCI
> - select SPI_INTEL_SPI
> - help
> - This enables PCI support for the Intel PCH/PCU SPI controller in
> - master mode. This controller is present in modern Intel hardware
> - and is used to hold BIOS and other persistent settings. Using
> - this driver it is possible to upgrade BIOS directly from Linux.
> -
> - Say N here unless you know what you are doing. Overwriting the
> - SPI flash may render the system unbootable.
> -
> - To compile this driver as a module, choose M here: the module
> - will be called intel-spi-pci.
> -
> -config SPI_INTEL_SPI_PLATFORM
> - tristate "Intel PCH/PCU SPI flash platform driver (DANGEROUS)"
> - depends on X86
> - select SPI_INTEL_SPI
> - help
> - This enables platform support for the Intel PCH/PCU SPI
> - controller in master mode. This controller is present in modern
> - Intel hardware and is used to hold BIOS and other persistent
> - settings. Using this driver it is possible to upgrade BIOS
> - directly from Linux.
> -
> - Say N here unless you know what you are doing. Overwriting the
> - SPI flash may render the system unbootable.
> -
> - To compile this driver as a module, choose M here: the module
> - will be called intel-spi-platform.
> +source "drivers/mtd/spi-nor/controllers/Kconfig"
>
> endif # MTD_SPI_NOR
> diff --git a/drivers/mtd/spi-nor/Makefile b/drivers/mtd/spi-nor/Makefile
> index 9c5ed03cdc19..d6fc70ab4a32 100644
> --- a/drivers/mtd/spi-nor/Makefile
> +++ b/drivers/mtd/spi-nor/Makefile
> @@ -1,10 +1,4 @@
> # SPDX-License-Identifier: GPL-2.0
> +
> +spi-nor-objs := core.o
> obj-$(CONFIG_MTD_SPI_NOR) += spi-nor.o
> -obj-$(CONFIG_SPI_ASPEED_SMC) += aspeed-smc.o
> -obj-$(CONFIG_SPI_CADENCE_QUADSPI) += cadence-quadspi.o
> -obj-$(CONFIG_SPI_HISI_SFC) += hisi-sfc.o
> -obj-$(CONFIG_SPI_MTK_QUADSPI) += mtk-quadspi.o
> -obj-$(CONFIG_SPI_NXP_SPIFI) += nxp-spifi.o
> -obj-$(CONFIG_SPI_INTEL_SPI) += intel-spi.o
> -obj-$(CONFIG_SPI_INTEL_SPI_PCI) += intel-spi-pci.o
> -obj-$(CONFIG_SPI_INTEL_SPI_PLATFORM) += intel-spi-platform.o
> diff --git a/drivers/mtd/spi-nor/controllers/Kconfig b/drivers/mtd/spi-nor/controllers/Kconfig
> new file mode 100644
> index 000000000000..a02feb201a5b
> --- /dev/null
> +++ b/drivers/mtd/spi-nor/controllers/Kconfig
> @@ -0,0 +1,83 @@
> +# SPDX-License-Identifier: GPL-2.0-only
> +config SPI_ASPEED_SMC
> + tristate "Aspeed flash controllers in SPI mode"
> + depends on ARCH_ASPEED || COMPILE_TEST
> + depends on HAS_IOMEM && OF
> + help
> + This enables support for the Firmware Memory controller (FMC)
> + in the Aspeed AST2500/AST2400 SoCs when attached to SPI NOR chips,
> + and support for the SPI flash memory controller (SPI) for
> + the host firmware. The implementation only supports SPI NOR.
> +
> +config SPI_CADENCE_QUADSPI
> + tristate "Cadence Quad SPI controller"
> + depends on OF && (ARM || ARM64 || COMPILE_TEST)
> + help
> + Enable support for the Cadence Quad SPI Flash controller.
> +
> + Cadence QSPI is a specialized controller for connecting an SPI
> + Flash over 1/2/4-bit wide bus. Enable this option if you have a
> + device with a Cadence QSPI controller and want to access the
> + Flash as an MTD device.
> +
> +config SPI_HISI_SFC
> + tristate "Hisilicon FMC SPI-NOR Flash Controller(SFC)"
> + depends on ARCH_HISI || COMPILE_TEST
> + depends on HAS_IOMEM
> + help
> + This enables support for HiSilicon FMC SPI-NOR flash controller.
> +
> +config SPI_MTK_QUADSPI
> + tristate "MediaTek Quad SPI controller"
> + depends on HAS_IOMEM
> + help
> + This enables support for the Quad SPI controller in master mode.
> + This controller does not support generic SPI. It only supports
> + SPI NOR.
> +
> +config SPI_NXP_SPIFI
> + tristate "NXP SPI Flash Interface (SPIFI)"
> + depends on OF && (ARCH_LPC18XX || COMPILE_TEST)
> + depends on HAS_IOMEM
> + help
> + Enable support for the NXP LPC SPI Flash Interface controller.
> +
> + SPIFI is a specialized controller for connecting serial SPI
> + Flash. Enable this option if you have a device with a SPIFI
> + controller and want to access the Flash as a mtd device.
> +
> +config SPI_INTEL_SPI
> + tristate
> +
> +config SPI_INTEL_SPI_PCI
> + tristate "Intel PCH/PCU SPI flash PCI driver (DANGEROUS)"
> + depends on X86 && PCI
> + select SPI_INTEL_SPI
> + help
> + This enables PCI support for the Intel PCH/PCU SPI controller in
> + master mode. This controller is present in modern Intel hardware
> + and is used to hold BIOS and other persistent settings. Using
> + this driver it is possible to upgrade BIOS directly from Linux.
> +
> + Say N here unless you know what you are doing. Overwriting the
> + SPI flash may render the system unbootable.
> +
> + To compile this driver as a module, choose M here: the module
> + will be called intel-spi-pci.
> +
> +config SPI_INTEL_SPI_PLATFORM
> + tristate "Intel PCH/PCU SPI flash platform driver (DANGEROUS)"
> + depends on X86
> + select SPI_INTEL_SPI
> + help
> + This enables platform support for the Intel PCH/PCU SPI
> + controller in master mode. This controller is present in modern
> + Intel hardware and is used to hold BIOS and other persistent
> + settings. Using this driver it is possible to upgrade BIOS
> + directly from Linux.
> +
> + Say N here unless you know what you are doing. Overwriting the
> + SPI flash may render the system unbootable.
> +
> + To compile this driver as a module, choose M here: the module
> + will be called intel-spi-platform.
> diff --git a/drivers/mtd/spi-nor/controllers/Makefile b/drivers/mtd/spi-nor/controllers/Makefile
> new file mode 100644
> index 000000000000..c9a39992d63d
> --- /dev/null
> +++ b/drivers/mtd/spi-nor/controllers/Makefile
> @@ -0,0 +1,9 @@
> +# SPDX-License-Identifier: GPL-2.0
> +obj-$(CONFIG_SPI_ASPEED_SMC) += aspeed-smc.o
> +obj-$(CONFIG_SPI_CADENCE_QUADSPI) += cadence-quadspi.o
> +obj-$(CONFIG_SPI_HISI_SFC) += hisi-sfc.o
> +obj-$(CONFIG_SPI_MTK_QUADSPI) += mtk-quadspi.o
> +obj-$(CONFIG_SPI_NXP_SPIFI) += nxp-spifi.o
> +obj-$(CONFIG_SPI_INTEL_SPI) += intel-spi.o
> +obj-$(CONFIG_SPI_INTEL_SPI_PCI) += intel-spi-pci.o
> +obj-$(CONFIG_SPI_INTEL_SPI_PLATFORM) += intel-spi-platform.o
> diff --git a/drivers/mtd/spi-nor/aspeed-smc.c b/drivers/mtd/spi-nor/controllers/aspeed-smc.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/aspeed-smc.c
> rename to drivers/mtd/spi-nor/controllers/aspeed-smc.c
> diff --git a/drivers/mtd/spi-nor/cadence-quadspi.c b/drivers/mtd/spi-nor/controllers/cadence-quadspi.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/cadence-quadspi.c
> rename to drivers/mtd/spi-nor/controllers/cadence-quadspi.c
> diff --git a/drivers/mtd/spi-nor/hisi-sfc.c b/drivers/mtd/spi-nor/controllers/hisi-sfc.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/hisi-sfc.c
> rename to drivers/mtd/spi-nor/controllers/hisi-sfc.c
> diff --git a/drivers/mtd/spi-nor/intel-spi-pci.c b/drivers/mtd/spi-nor/controllers/intel-spi-pci.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/intel-spi-pci.c
> rename to drivers/mtd/spi-nor/controllers/intel-spi-pci.c
> diff --git a/drivers/mtd/spi-nor/intel-spi-platform.c b/drivers/mtd/spi-nor/controllers/intel-spi-platform.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/intel-spi-platform.c
> rename to drivers/mtd/spi-nor/controllers/intel-spi-platform.c
> diff --git a/drivers/mtd/spi-nor/intel-spi.c b/drivers/mtd/spi-nor/controllers/intel-spi.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/intel-spi.c
> rename to drivers/mtd/spi-nor/controllers/intel-spi.c
> diff --git a/drivers/mtd/spi-nor/intel-spi.h b/drivers/mtd/spi-nor/controllers/intel-spi.h
> similarity index 100%
> rename from drivers/mtd/spi-nor/intel-spi.h
> rename to drivers/mtd/spi-nor/controllers/intel-spi.h
> diff --git a/drivers/mtd/spi-nor/mtk-quadspi.c b/drivers/mtd/spi-nor/controllers/mtk-quadspi.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/mtk-quadspi.c
> rename to drivers/mtd/spi-nor/controllers/mtk-quadspi.c
> diff --git a/drivers/mtd/spi-nor/nxp-spifi.c b/drivers/mtd/spi-nor/controllers/nxp-spifi.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/nxp-spifi.c
> rename to drivers/mtd/spi-nor/controllers/nxp-spifi.c
> diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/core.c
> similarity index 100%
> rename from drivers/mtd/spi-nor/spi-nor.c
> rename to drivers/mtd/spi-nor/core.c
>
--
Regards
Vignesh
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Re: [PATCH 02/23] mtd: spi-nor: Prepare core / manufacturer code split
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- Subject: Re: [PATCH 02/23] mtd: spi-nor: Prepare core / manufacturer code split
- From: Vignesh Raghavendra <vigneshr@xxxxxx>
- Date: Fri, 13 Mar 2020 11:38:44 +0530
- Cc: kstewart@xxxxxxxxxxxxxxxxxxx, alexandre.belloni@xxxxxxxxxxx, linux-aspeed@xxxxxxxxxxxxxxxx, thor.thayer@xxxxxxxxxxxxxxx, jethro@xxxxxxxxxxxx, rfontana@xxxxxxxxxx, miquel.raynal@xxxxxxxxxxx, opensource@xxxxxxxxxxx, richard@xxxxxx, michal.simek@xxxxxxxxxx, Ludovic.Desroches@xxxxxxxxxxxxx, joel@xxxxxxxxx, nishkadg.linux@xxxxxxxxx, john.garry@xxxxxxxxxx, vz@xxxxxxxxx, alexander.sverdlin@xxxxxxxxx, matthias.bgg@xxxxxxxxx, tglx@xxxxxxxxxxxxx, swboyd@xxxxxxxxxxxx, mika.westerberg@xxxxxxxxxxxxxxx, allison@xxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, andrew@xxxxxxxx, Nicolas.Ferre@xxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, dinguyen@xxxxxxxxxx, michael@xxxxxxxx, ludovic.barre@xxxxxx, linux-mediatek@xxxxxxxxxxxxxxxxxxx, info@xxxxxxxxx
- In-reply-to: <20200302180730.1886678-3-tudor.ambarus@microchip.com>
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