diff options
author | Rabin Vincent <rabin.vincent@stericsson.com> | 2010-08-09 07:57:30 -0400 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-08-26 14:54:29 -0400 |
commit | 8301bb68c6bb9836889641a47443aeb97b763f6c (patch) | |
tree | 4d65282eb5ad2cd6ec793483bc82e5e7ad5d9357 /drivers/mmc/host/mmci.h | |
parent | 2971944582ff43b7dedbb460777052243ac9915a (diff) |
ARM: 6310/1: mmci: support different FIFO sizes
The Ux500 variant has a 32-word FIFO (TXFIFOEMPTY is asserted when it
has 2 left) and TXFIFOHALFEMPTY is repurposed as TXFIFOBURSTWRITEABLE,
with a burst being defined as 8-words. Likewise for RX.
Acked-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Rabin Vincent <rabin.vincent@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/mmc/host/mmci.h')
-rw-r--r-- | drivers/mmc/host/mmci.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h index 68970cfb81e1..4e18f5403f48 100644 --- a/drivers/mmc/host/mmci.h +++ b/drivers/mmc/host/mmci.h | |||
@@ -133,13 +133,6 @@ | |||
133 | MCI_DATATIMEOUTMASK|MCI_TXUNDERRUNMASK|MCI_RXOVERRUNMASK| \ | 133 | MCI_DATATIMEOUTMASK|MCI_TXUNDERRUNMASK|MCI_RXOVERRUNMASK| \ |
134 | MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATABLOCKENDMASK) | 134 | MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATABLOCKENDMASK) |
135 | 135 | ||
136 | /* | ||
137 | * The size of the FIFO in bytes. | ||
138 | */ | ||
139 | #define MCI_FIFOSIZE (16*4) | ||
140 | |||
141 | #define MCI_FIFOHALFSIZE (MCI_FIFOSIZE / 2) | ||
142 | |||
143 | #define NR_SG 16 | 136 | #define NR_SG 16 |
144 | 137 | ||
145 | struct clk; | 138 | struct clk; |