diff options
| author | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-03-27 19:38:15 +0000 |
|---|---|---|
| committer | juhosg <juhosg@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2012-03-27 19:38:15 +0000 |
| commit | ac19ad9ae47b97d9e0cd9d7775cbb3589c5602bf (patch) | |
| tree | 1617354b9a4eab29fd1256dbf2d0d09235fb061d /target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch | |
| parent | ad01160aa28cdabb28fe7357193db82c66a65846 (diff) | |
ar71xx: improve SPI flash read/write performance
mtd_speedtest results:
page write speed
old new delta
DB120 209 KiB/s 226 KiB/s +8.13%
TL-WR1043ND v1 122 KiB/s 148 KiB/s +21.31%
TL-WR703N v1 153 KiB/s 194 KiB/s +26.80%
TL-MR3220 v1 130 KiB/s 156 KiB/s +20.00%
TL-WR2543ND v1 158 KiB/s 202 KiB/s +27.85%
TL-WR741ND v2 122 KiB/s 152 KiB/s +24.59%
ALFA AP96 229 KiB/s 260 KiB/s +13.54%
WNDR3700 202 KiB/s 223 KiB/s +10.40%
page read speed
old new delta
DB120 691 KiB/s 929 KiB/s +34.44%
TL-WR1043ND v1 372 KiB/s 754 KiB/s +102.69%
TL-WR703N v1 375 KiB/s 745 KiB/s +98.67%
TL-MR3220 v1 372 KiB/s 752 KiB/s +102.15%
TL-WR2543ND v1 307 KiB/s 564 KiB/s +83.71%
TL-WR741ND v2 315 KiB/s 525 KiB/s +66.67%
ALFA AP96 515 KiB/s 702 KiB/s +36.31%
WNDR3700 515 KiB/s 697 KiB/s +35.34%
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31117 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch')
| -rw-r--r-- | target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch b/target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch index 1f607fd5dd..6bdb85579d 100644 --- a/target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch +++ b/target/linux/ar71xx/patches-3.2/204-spi-ath79-use-gpio_request_one.patch @@ -1,4 +1,4 @@ -From c5bfb0c760a5d8de7ffc3a6acfb8c782be6af1a5 Mon Sep 17 00:00:00 2001 +From dd5b424b0b3f0370f9b63594ad53c16989b6ad78 Mon Sep 17 00:00:00 2001 From: Gabor Juhos <juhosg@openwrt.org> Date: Mon, 9 Jan 2012 15:04:21 +0100 Subject: [PATCH 4/7] spi/ath79: use gpio_request_one @@ -12,7 +12,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org> --- a/drivers/spi/spi-ath79.c +++ b/drivers/spi/spi-ath79.c -@@ -93,6 +93,7 @@ static int ath79_spi_setup_cs(struct spi +@@ -100,6 +100,7 @@ static int ath79_spi_setup_cs(struct spi { struct ath79_spi *sp = ath79_spidev_to_sp(spi); struct ath79_spi_controller_data *cdata; @@ -20,7 +20,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org> cdata = spi->controller_data; if (spi->chip_select && !cdata) -@@ -108,22 +109,21 @@ static int ath79_spi_setup_cs(struct spi +@@ -115,22 +116,21 @@ static int ath79_spi_setup_cs(struct spi /* TODO: setup speed? */ ath79_spi_wr(sp, AR71XX_SPI_REG_CTRL, 0x43); |