From 7d549cc91f6d8d68075ea4ca151d3bd8da73050f Mon Sep 17 00:00:00 2001 From: Patrice Chotard Date: Mon, 29 Apr 2019 18:23:31 +0200 Subject: [PATCH] ARM: dts: stm32: Set spi-rx/tx-bus-width to 4 for stm32f746-disco As n25q128 qspi flash supports quad input fast program and quad input fast read, set spi-tx_bus-width and spi-rx_bus-width to 4. Signed-off-by: Patrice Chotard --- arch/arm/dts/stm32f746-disco-u-boot.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/dts/stm32f746-disco-u-boot.dtsi b/arch/arm/dts/stm32f746-disco-u-boot.dtsi index a6799be..bbe90fa 100644 --- a/arch/arm/dts/stm32f746-disco-u-boot.dtsi +++ b/arch/arm/dts/stm32f746-disco-u-boot.dtsi @@ -240,8 +240,8 @@ #size-cells = <1>; compatible = "micron,n25q128a13", "jedec,spi-nor"; spi-max-frequency = <108000000>; - spi-tx-bus-width = <1>; - spi-rx-bus-width = <1>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; reg = <0>; }; }; -- 2.7.4