diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.1/0181-BCM270X_DT-mz61581-Set-txbuflen-to-32k.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.1/0181-BCM270X_DT-mz61581-Set-txbuflen-to-32k.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/target/linux/brcm2708/patches-4.1/0181-BCM270X_DT-mz61581-Set-txbuflen-to-32k.patch b/target/linux/brcm2708/patches-4.1/0181-BCM270X_DT-mz61581-Set-txbuflen-to-32k.patch deleted file mode 100644 index af1596219a..0000000000 --- a/target/linux/brcm2708/patches-4.1/0181-BCM270X_DT-mz61581-Set-txbuflen-to-32k.patch +++ /dev/null @@ -1,47 +0,0 @@ -From ac65af2b3277c319918d67e5714d1f88ed6e4ff9 Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= <noralf@tronnes.org> -Date: Sun, 13 Sep 2015 17:17:14 +0200 -Subject: [PATCH 181/222] BCM270X_DT: mz61581: Set txbuflen to 32k -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Because of the spi dma mapping/engine overhead with spi-bcm2835, -txbuflen has to be increased from 4096 to 32768 to maximize -throughput (11MB/s at 128MHz). - -Signed-off-by: Noralf Trønnes <noralf@tronnes.org> ---- - arch/arm/boot/dts/overlays/README | 2 ++ - arch/arm/boot/dts/overlays/mz61581-overlay.dts | 2 ++ - 2 files changed, 4 insertions(+) - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -368,6 +368,8 @@ Params: speed Display - - fps Delay between frame updates - -+ txbuflen Transmit buffer length (default 32768) -+ - debug Debug output level {0-7} - - xohms Touchpanel sensitivity (X-plate resistance) ---- a/arch/arm/boot/dts/overlays/mz61581-overlay.dts -+++ b/arch/arm/boot/dts/overlays/mz61581-overlay.dts -@@ -57,6 +57,7 @@ - bgr; - fps = <30>; - buswidth = <8>; -+ txbuflen = <32768>; - - reset-gpios = <&gpio 15 0>; - dc-gpios = <&gpio 25 0>; -@@ -103,6 +104,7 @@ - speed = <&mz61581>, "spi-max-frequency:0"; - rotate = <&mz61581>, "rotate:0"; - fps = <&mz61581>, "fps:0"; -+ txbuflen = <&mz61581>, "txbuflen:0"; - debug = <&mz61581>, "debug:0"; - xohms = <&mz61581_ts>,"ti,x-plate-ohms;0"; - }; |