From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vignesh R Date: Mon, 25 Jul 2016 15:45:47 +0530 Subject: [U-Boot] [PATCH 4/4] ARM: dts: dra7xx: Update spi-max-frequency for QSPI In-Reply-To: <20160725101547.18503-1-vigneshr@ti.com> References: <20160725101547.18503-1-vigneshr@ti.com> Message-ID: <20160725101547.18503-5-vigneshr@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de According to AM572x DM SPRS953A, QSPI max bus speed is 76.8MHz. Therefore update the spi-max-frequency value of QSPI node for DRA74 and DRA72 evm. This increase flash read speed by ~2MB/s. Signed-off-by: Vignesh R --- arch/arm/dts/dra7-evm.dts | 2 +- arch/arm/dts/dra72-evm.dts | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/dts/dra7-evm.dts b/arch/arm/dts/dra7-evm.dts index 429b9edc1b2b..8b77a761d211 100644 --- a/arch/arm/dts/dra7-evm.dts +++ b/arch/arm/dts/dra7-evm.dts @@ -491,7 +491,7 @@ pinctrl-names = "default"; pinctrl-0 = <&qspi1_pins>; - spi-max-frequency = <64000000>; + spi-max-frequency = <76800000>; m25p80 at 0 { compatible = "s25fl256s1","spi-flash"; spi-max-frequency = <64000000>; diff --git a/arch/arm/dts/dra72-evm.dts b/arch/arm/dts/dra72-evm.dts index ced2f1166d8c..c7c5d40adac7 100644 --- a/arch/arm/dts/dra72-evm.dts +++ b/arch/arm/dts/dra72-evm.dts @@ -603,7 +603,7 @@ pinctrl-names = "default"; pinctrl-0 = <&qspi1_pins>; - spi-max-frequency = <64000000>; + spi-max-frequency = <76800000>; m25p80 at 0 { compatible = "s25fl256s1","spi-flash"; spi-max-frequency = <64000000>; -- 2.9.2