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authorVignesh R <vigneshr@ti.com>2016-07-25 10:15:47 (GMT)
committerJagan Teki <jteki@openedev.com>2016-07-29 18:45:00 (GMT)
commit70ebdd775b35d8711a80cee27a6ade697afb25d5 (patch)
tree1767143f303b3ba53b898e7263854fa2fbae5154 /arch
parentb9612bb2dee788c71ee0411bf776e7e1f9f9ddbc (diff)
downloadu-boot-70ebdd775b35d8711a80cee27a6ade697afb25d5.tar.xz
ARM: dts: dra7xx: Update spi-max-frequency for QSPI
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 <vigneshr@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Jagan Teki <jteki@openedev.com> Reviewed-by: Mugunthan V N <mugunthanvnm@ti.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/dts/dra7-evm.dts2
-rw-r--r--arch/arm/dts/dra72-evm.dts2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/dts/dra7-evm.dts b/arch/arm/dts/dra7-evm.dts
index 429b9ed..8b77a76 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@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 ced2f11..c7c5d40 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@0 {
compatible = "s25fl256s1","spi-flash";
spi-max-frequency = <64000000>;