mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-28 23:50:26 +09:00
ARM: dts: dra7x: Support QSPI MODE-0 operation at 64MHz
According to Data Manual(SPRS915P) of AM57x, TI QSPI controller on DRA74(rev 1.1+)/DRA72 EVM can support up to 64MHz in MODE-0, whereas MODE-3 is limited to 48MHz. Hence, switch to MODE-0 for better throughput. Signed-off-by: Vignesh R <vigneshr@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Mugunthan V N <mugunthanvnm@ti.com> Reviewed-by: Jagan Teki <jteki@openedev.com>
This commit is contained in:
parent
988fb5ce61
commit
e835a74159
@ -491,15 +491,13 @@
|
|||||||
pinctrl-names = "default";
|
pinctrl-names = "default";
|
||||||
pinctrl-0 = <&qspi1_pins>;
|
pinctrl-0 = <&qspi1_pins>;
|
||||||
|
|
||||||
spi-max-frequency = <48000000>;
|
spi-max-frequency = <64000000>;
|
||||||
m25p80@0 {
|
m25p80@0 {
|
||||||
compatible = "s25fl256s1","spi-flash";
|
compatible = "s25fl256s1","spi-flash";
|
||||||
spi-max-frequency = <48000000>;
|
spi-max-frequency = <64000000>;
|
||||||
reg = <0>;
|
reg = <0>;
|
||||||
spi-tx-bus-width = <1>;
|
spi-tx-bus-width = <1>;
|
||||||
spi-rx-bus-width = <4>;
|
spi-rx-bus-width = <4>;
|
||||||
spi-cpol;
|
|
||||||
spi-cpha;
|
|
||||||
#address-cells = <1>;
|
#address-cells = <1>;
|
||||||
#size-cells = <1>;
|
#size-cells = <1>;
|
||||||
|
|
||||||
|
@ -603,15 +603,13 @@
|
|||||||
pinctrl-names = "default";
|
pinctrl-names = "default";
|
||||||
pinctrl-0 = <&qspi1_pins>;
|
pinctrl-0 = <&qspi1_pins>;
|
||||||
|
|
||||||
spi-max-frequency = <48000000>;
|
spi-max-frequency = <64000000>;
|
||||||
m25p80@0 {
|
m25p80@0 {
|
||||||
compatible = "s25fl256s1","spi-flash";
|
compatible = "s25fl256s1","spi-flash";
|
||||||
spi-max-frequency = <48000000>;
|
spi-max-frequency = <64000000>;
|
||||||
reg = <0>;
|
reg = <0>;
|
||||||
spi-tx-bus-width = <1>;
|
spi-tx-bus-width = <1>;
|
||||||
spi-rx-bus-width = <4>;
|
spi-rx-bus-width = <4>;
|
||||||
spi-cpol;
|
|
||||||
spi-cpha;
|
|
||||||
#address-cells = <1>;
|
#address-cells = <1>;
|
||||||
#size-cells = <1>;
|
#size-cells = <1>;
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user