From 2dc1e11c688a439084692e0b86d20adc0310d42c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alvaro=20Fern=C3=A1ndez=20Rojas?= Date: Mon, 20 Jun 2016 23:24:50 +0200 Subject: As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Álvaro Fernández Rojas --- ...BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.4/0149-BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch (limited to 'target/linux/brcm2708/patches-4.4/0149-BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch') diff --git a/target/linux/brcm2708/patches-4.4/0149-BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch b/target/linux/brcm2708/patches-4.4/0149-BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch new file mode 100644 index 0000000000..16d73ba9e0 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0149-BCM270X_DT-at86rf233-overlay-drop-to-3MHz.patch @@ -0,0 +1,36 @@ +From 4d033ce157ae8cce859a038c47aa955d4a5c37cd Mon Sep 17 00:00:00 2001 +From: Phil Elwell +Date: Thu, 18 Feb 2016 15:28:14 +0000 +Subject: [PATCH 149/304] BCM270X_DT: at86rf233 overlay - drop to 3MHz + +The consensus is that 6MHz is too fast, but that 3MHz is OK. + +See: https://github.com/raspberrypi/linux/issues/1294 + https://github.com/raspberrypi/linux/issues/1151 +--- + arch/arm/boot/dts/overlays/README | 2 +- + arch/arm/boot/dts/overlays/at86rf233-overlay.dts | 2 +- + 2 files changed, 2 insertions(+), 2 deletions(-) + +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -188,7 +188,7 @@ Load: dtoverlay=at86rf233,=; /* active high */ + reset-gpio = <&gpio 24 1>; + sleep-gpio = <&gpio 25 1>; +- spi-max-frequency = <6000000>; ++ spi-max-frequency = <3000000>; + xtal-trim = /bits/ 8 <0xf>; + }; + }; -- cgit v1.2.3