[PATCH] arm: mmci: Add ARM variant with extended FIFO
From: Chris Ball <hidden>
Date: 2011-03-24 22:47:49
Also in:
linux-mmc
Hi Pawel, On Fri, Mar 11 2011, Pawel Moll wrote:
quoted hunk
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 <redacted> --- 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,
Pushed to mmc-next for .39-rc2, thanks. - Chris. -- Chris Ball [off-list ref] <http://printf.net/> One Laptop Per Child