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Jan Glauber ba3869ff32 mmc: cavium: Add core MMC driver for Cavium SOCs
This core driver will be used by a MIPS platform driver
or by an ARM64 PCI driver. The core driver implements the
mmc_host_ops and slot probe & remove functions.
Callbacks are provided to allow platform specific interrupt
enable and bus locking.

The host controller supports:
- up to 4 slots that can contain sd-cards or eMMC chips
- 1, 4 and 8 bit bus width
- SDR and DDR
- transfers up to 52 Mhz (might be less when multiple slots are used)
- DMA read/write
- multi-block read/write (but not stream mode)

Voltage is limited to 3.3v and shared for all slots (vmmc and vmmcq).

A global lock for all MMC devices is required because the host
controller is shared.

Signed-off-by: Jan Glauber <jglauber@cavium.com>
Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: Steven J. Hill <steven.hill@cavium.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2017-04-24 21:42:09 +02:00
arch Merge branch 'ras-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-04-23 12:51:42 -07:00
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Documentation dt-bindings: mmc: Add Cavium SOCs MMC bindings 2017-04-24 21:42:08 +02:00
drivers mmc: cavium: Add core MMC driver for Cavium SOCs 2017-04-24 21:42:09 +02:00
firmware
fs This pull request contains fixes for issues in both UBI and UBIFS: 2017-04-23 16:49:16 -07:00
include mmc: mmc_test: Disable Command Queue while mmc_test is used 2017-04-24 21:42:02 +02:00
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kernel Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2017-04-23 12:48:05 -07:00
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net netpoll: Check for skb->queue_mapping 2017-04-21 15:45:19 -04:00
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tools bpf: Fix values type used in test_maps 2017-04-21 15:16:46 -04:00
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MAINTAINERS bpf, doc: update bpf maintainers entry 2017-04-21 15:25:10 -04:00
Makefile Linux 4.11-rc8 2017-04-23 16:53:00 -07:00
README

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

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

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.