[OpenWrt-Devel] [PATCH 2/4] lantiq: Add support for linux 4.4

Thu Dec 31 09:28:35 EST 2015

On 12/31/2015 01:10 AM, Martin Blumenstingl wrote:
> The following patches were dropped because they are already applied
> upstream:
> - 0038-MIPS-lantiq-fpi-on-ar9.patch
> - 0039-MIPS-lantiq-initialize-usb-on-boot.patch
> - 0042-USB-DWC2-big-endian-support.patch
> - 0043-gpio-stp-xway-fix-phy-mask.patch
> - 0050-MIPS-lantiq-add-clk_round_rate.patch
> 
> All other patches were simply refreshed, except the following two:
> - 0001-MIPS-lantiq-add-pcie-driver.patch
>   Changes to arch/mips/lantiq/xway/sysctrl.c (these changes disabled
>   some PMU gates for the vrx200 / VR9 SoCs) were removed since the
>   upstream kernel disables unused PMU gates automatically (since
>   95135bfa7ead1becc2879230f72583dde2b71a0c
>   "MIPS: Lantiq: Deactivate most of the devices by default").
> - 0101-mtd-split.patch
>   __mtd_add_partition() is not required anymore since r47747 removed
>   it from the generic-patches. This was possible because the upstream
>   kernel does not check for duplicates anymore (since
>   3a434f66e6dab645d74a59c95651cdbe16497a50
>   "mtd: part: Remove partition overlap checks").
> ---
> linux 4.4 was briefly tested on an arx100 and vrx200 (special thanks to
> Mathias Kresin) based SoC. Both seem to boot fine and (V)DSL, wifi and
> ethernet seem to be working.
> 
>  target/linux/lantiq/config-4.4                     |  168 +
>  .../0001-MIPS-lantiq-add-pcie-driver.patch         | 5521 ++++++++++++++++++++
>  .../0002-MIPS-lantiq-dtb-image-hack.patch          |   31 +
>  .../0004-MIPS-lantiq-add-atm-hack.patch            |  500 ++
>  .../0007-MIPS-lantiq-add-basic-tffs-driver.patch   |  111 +
>  .../0008-MIPS-lantiq-backport-old-timer-code.patch | 1028 ++++
>  .../0012-pinctrl-lantiq-fix-up-pinmux.patch        |   78 +
>  ...0013-MTD-lantiq-xway-fix-invalid-operator.patch |   24 +
>  ...xway-the-latched-command-should-be-persis.patch |   44 +
>  .../0015-MTD-lantiq-xway-remove-endless-loop.patch |   41 +
>  ...xway-add-missing-write_buf-and-read_buf-t.patch |   55 +
>  .../0017-MTD-xway-fix-nand-locking.patch           |   89 +
>  .../0018-MTD-nand-lots-of-xrx200-fixes.patch       |  125 +
>  ...MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch |   25 +
>  ...MTD-m25p80-allow-loading-mtd-name-from-OF.patch |   44 +
>  ...023-NET-PHY-adds-driver-for-lantiq-PHY11G.patch |  537 ++
>  ...024-NET-lantiq-adds-PHY11G-firmware-blobs.patch |  364 ++
>  .../0025-NET-MIPS-lantiq-adds-xrx200-net.patch     | 3340 ++++++++++++
>  .../patches-4.4/0026-NET-multi-phy-support.patch   |   53 +
>  .../0028-NET-lantiq-various-etop-fixes.patch       |  907 ++++
>  .../0030-GPIO-add-named-gpio-exports.patch         |  166 +
>  ...2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch | 1034 ++++
>  .../0032-USB-fix-roothub-for-IFXHCD.patch          |   31 +
>  .../0033-SPI-MIPS-lantiq-adds-spi-xway.patch       | 1049 ++++
>  ...ompile-when-reset-RESET_CONTROLLER-is-not.patch |   45 +
>  ...-lantiq-wifi-and-ethernet-eeprom-handling.patch |  630 +++
>  .../0036-owrt-generic-dtb-image-hack.patch         |   32 +
>  .../0040-USB-DWC2-enable-usb-power-gpio.patch      |   35 +
>  .../patches-4.4/0041-USB-DWC2-add-ltq-params.patch |   46 +
>  .../linux/lantiq/patches-4.4/0101-mtd-split.patch  |  173 +
>  .../patches-4.4/0150-lantiq-pinctrl-xway.patch     |   15 +
>  .../0151-lantiq-ifxmips_pcie-use-of.patch          |   51 +
>  .../0160-owrt-lantiq-multiple-flash.patch          |  217 +
>  ...D-cfi-cmdset-0001-disable-buffered-writes.patch |   11 +
>  34 files changed, 16620 insertions(+)
>  create mode 100644 target/linux/lantiq/config-4.4
>  create mode 100644 target/linux/lantiq/patches-4.4/0001-MIPS-lantiq-add-pcie-driver.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0002-MIPS-lantiq-dtb-image-hack.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0004-MIPS-lantiq-add-atm-hack.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0007-MIPS-lantiq-add-basic-tffs-driver.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0008-MIPS-lantiq-backport-old-timer-code.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0012-pinctrl-lantiq-fix-up-pinmux.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0013-MTD-lantiq-xway-fix-invalid-operator.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0014-MTD-lantiq-xway-the-latched-command-should-be-persis.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0015-MTD-lantiq-xway-remove-endless-loop.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0016-MTD-lantiq-xway-add-missing-write_buf-and-read_buf-t.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0017-MTD-xway-fix-nand-locking.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0018-MTD-nand-lots-of-xrx200-fixes.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0020-MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0022-MTD-m25p80-allow-loading-mtd-name-from-OF.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0023-NET-PHY-adds-driver-for-lantiq-PHY11G.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0024-NET-lantiq-adds-PHY11G-firmware-blobs.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0025-NET-MIPS-lantiq-adds-xrx200-net.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0026-NET-multi-phy-support.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0028-NET-lantiq-various-etop-fixes.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0030-GPIO-add-named-gpio-exports.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0031-I2C-MIPS-lantiq-add-FALC-ON-i2c-bus-master.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0032-USB-fix-roothub-for-IFXHCD.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0033-SPI-MIPS-lantiq-adds-spi-xway.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0034-reset-Fix-compile-when-reset-RESET_CONTROLLER-is-not.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0035-owrt-lantiq-wifi-and-ethernet-eeprom-handling.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0036-owrt-generic-dtb-image-hack.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0040-USB-DWC2-enable-usb-power-gpio.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0041-USB-DWC2-add-ltq-params.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0101-mtd-split.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0150-lantiq-pinctrl-xway.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0151-lantiq-ifxmips_pcie-use-of.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0160-owrt-lantiq-multiple-flash.patch
>  create mode 100644 target/linux/lantiq/patches-4.4/0300-MTD-cfi-cmdset-0001-disable-buffered-writes.patch
> 
> diff --git a/target/linux/lantiq/config-4.4 b/target/linux/lantiq/config-4.4
> new file mode 100644
> index 0000000..2bc12fa
> --- /dev/null
> +++ b/target/linux/lantiq/config-4.4

Have you ran make kernel_oldconfig ?

> @@ -0,0 +1,168 @@
> +CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y
> +CONFIG_ARCH_DISCARD_MEMBLOCK=y
> +CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y

.....

> diff --git a/target/linux/lantiq/patches-4.4/0101-mtd-split.patch b/target/linux/lantiq/patches-4.4/0101-mtd-split.patch
> new file mode 100644
> index 0000000..495991f

....

> +--- a/include/linux/mtd/partitions.h
> ++++ b/include/linux/mtd/partitions.h
> +@@ -89,12 +89,15 @@ extern void deregister_mtd_parser(struct
> + int mtd_is_partition(const struct mtd_info *mtd);
> + int mtd_add_partition(struct mtd_info *master, const char *name,
> + 		      long long offset, long long length);
> ++

Do not add this useless new line.

> + int mtd_del_partition(struct mtd_info *master, int partno);
> + struct mtd_info *mtdpart_get_master(const struct mtd_info *mtd);
> + uint64_t mtdpart_get_offset(const struct mtd_info *mtd);
> + uint64_t mtd_get_device_size(const struct mtd_info *mtd);
> +-extern void __weak arch_split_mtd_part(struct mtd_info *master,
> +-				       const char *name, int offset, int size);
> ++void __weak arch_split_mtd_part(struct mtd_info *master,
> ++ 				       const char *name, int offset, int size);
> ++unsigned long
> ++mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len);
> + 
> + int parse_mtd_partitions_by_type(struct mtd_info *master,
> + 				 enum mtd_parser_type type,

....
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