From: pawel.moll@arm.com (Pawel Moll)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm: mmci: Add ARM variant with extended FIFO
Date: Fri, 11 Mar 2011 17:18:07 +0000 [thread overview]
Message-ID: <1299863887-15490-1-git-send-email-pawel.moll@arm.com> (raw)
New IO FPGA implementation for Versatile Express boards contain
MMCI (PL180) cell with FIFO extended to 128 words (512 bytes).
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
---
drivers/mmc/host/mmci.c | 13 ++++++++++++-
1 files changed, 12 insertions(+), 1 deletions(-)
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 2d6de3e..e7197b0 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -66,6 +66,12 @@ static struct variant_data variant_arm = {
.datalength_bits = 16,
};
+static struct variant_data variant_arm_extended_fifo = {
+ .fifosize = 128 * 4,
+ .fifohalfsize = 64 * 4,
+ .datalength_bits = 16,
+};
+
static struct variant_data variant_u300 = {
.fifosize = 16 * 4,
.fifohalfsize = 8 * 4,
@@ -1019,10 +1025,15 @@ static int mmci_resume(struct amba_device *dev)
static struct amba_id mmci_ids[] = {
{
.id = 0x00041180,
- .mask = 0x000fffff,
+ .mask = 0xff0fffff,
.data = &variant_arm,
},
{
+ .id = 0x01041180,
+ .mask = 0xff0fffff,
+ .data = &variant_arm_extended_fifo,
+ },
+ {
.id = 0x00041181,
.mask = 0x000fffff,
.data = &variant_arm,
--
1.6.3.3
next reply other threads:[~2011-03-11 17:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-11 17:18 Pawel Moll [this message]
2011-03-16 16:25 ` [PATCH] arm: mmci: Add ARM variant with extended FIFO Matt Waddel
2011-03-16 16:34 ` Russell King - ARM Linux
2011-03-16 16:53 ` Pawel Moll
2011-03-17 8:54 ` Linus Walleij
2011-03-17 10:07 ` Pawel Moll
2011-03-24 22:47 ` Chris Ball
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