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Hugo Villeneuve 6ec08ce3bf serial: sc16is7xx: set safe default SPI clock frequency
[ Upstream commit 3ef79cd1412236d884ab0c46b4d1921380807b48 ]

15 MHz is supported only by 76x variants.

If the SPI clock frequency is not specified, use a safe default clock value
of 4 MHz that is supported by all variants.

Also use HZ_PER_MHZ macro to improve readability.

Fixes: 2c837a8a8f ("sc16is7xx: spi interface is added")
Cc:  <stable@vger.kernel.org>
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://lore.kernel.org/r/20231221231823.2327894-4-hugo@hugovil.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-02-23 08:41:51 +01:00
arch arm64: dts: armada-3720-turris-mox: set irq type for RTC 2024-01-25 14:37:57 -08:00
block blk-throttle: fix lockdep warning of "cgroup_mutex or RCU read lock required!" 2023-12-20 15:44:31 +01:00
certs certs/blacklist_hashes.c: fix const confusion in certs blacklist 2022-06-22 14:13:17 +02:00
crypto crypto: scomp - fix req->dst buffer overflow 2024-01-25 14:37:43 -08:00
Documentation dt-bindings: nvmem: mxs-ocotp: Document fsl,ocotp 2024-01-05 15:12:28 +01:00
drivers serial: sc16is7xx: set safe default SPI clock frequency 2024-02-23 08:41:51 +01:00
fs f2fs: fix to update iostat correctly in f2fs_filemap_fault() 2024-01-25 14:37:48 -08:00
include units: add the HZ macros 2024-02-23 08:41:51 +01:00
init rootfs: Fix support for rootfstype= when root= is given 2024-01-25 14:37:52 -08:00
io_uring io_uring/rw: ensure io->bytes_done is always initialized 2024-01-25 14:37:52 -08:00
ipc ipc/sem: Fix dangling sem_array access in semtimedop race 2022-12-08 11:24:00 +01:00
kernel kdb: Fix a potential buffer overflow in kdb_local() 2024-01-25 14:37:56 -08:00
lib ida: Fix crash in ida_free when the bitmap is empty 2024-01-25 14:37:38 -08:00
LICENSES LICENSES/deprecated: add Zlib license text 2020-09-16 14:33:49 +02:00
mm mm: fix unmap_mapping_range high bits shift bug 2024-01-15 18:48:06 +01:00
net ethtool: netlink: Add missing ethnl_ops_begin/complete 2024-01-25 14:37:56 -08:00
samples samples/hw_breakpoint: fix building without module unloading 2023-09-23 11:01:09 +02:00
scripts sign-file: Fix incorrect return values check 2023-12-20 15:44:29 +01:00
security apparmor: avoid crash when parsed profile name is empty 2024-01-25 14:37:55 -08:00
sound ALSA: hda/relatek: Enable Mute LED on HP Laptop 15s-fq2xxx 2024-01-25 14:37:52 -08:00
tools selftests: mlxsw: qos_pfc: Adjust the test to support 8 lanes 2024-01-25 14:37:56 -08:00
usr usr/include/Makefile: add linux/nfc.h to the compile-test coverage 2022-02-01 17:25:48 +01:00
virt KVM: fix memoryleak in kvm_init() 2023-04-05 11:23:43 +02:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore kbuild: generate Module.symvers only when vmlinux exists 2021-05-19 10:12:59 +02:00
.mailmap mailmap: add two more addresses of Uwe Kleine-König 2020-12-06 10:19:07 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Jason Cooper to CREDITS 2020-11-30 10:20:34 +01:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS Remove DECnet support from kernel 2023-06-21 15:45:38 +02:00
Makefile Linux 5.10.209 2024-01-25 14:37:57 -08:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.