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author | Santosh Yaraganavi <santoshsy@gmail.com> | 2012-02-29 12:11:50 +0530 |
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committer | James Bottomley <JBottomley@Parallels.com> | 2012-03-27 08:26:28 +0100 |
commit | 7a3e97b0dc4bbac2ba7803564ab0057722689921 (patch) | |
tree | ace32dfcc94a0994b123cc1e3b3967eccd9a0ef3 /arch/arm/mach-at91/at91sam9261.c | |
parent | 0bd7f84211ad244607e28e9e8fbad0244d54e6f5 (diff) |
[SCSI] ufshcd: UFS Host controller driver
This patch adds support for Universal Flash Storage(UFS)
host controllers. The UFS host controller driver
includes host controller initialization method.
The Initialization process involves following steps:
- Initiate UFS Host Controller initialization process by writing
to Host controller enable register
- Configure UFS Host controller registers with host memory space
datastructure offsets.
- Unipro link startup procedure
- Check for connected device
- Configure UFS host controller to process requests
- Enable required interrupts
- Configure interrupt aggregation
[jejb: fix warnings in 32 bit compile]
Signed-off-by: Santosh Yaraganavi <santoshsy@gmail.com>
Signed-off-by: Vinayak Holikatti <vinholikatti@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@linaro.org>
Reviewed-by: Vishak G <vishak.g@samsung.com>
Reviewed-by: Girish K S <girish.shivananjappa@linaro.org>
Reviewed-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'arch/arm/mach-at91/at91sam9261.c')
0 files changed, 0 insertions, 0 deletions