ARM: dts: dm814x: dra62x: Disable wait pin monitoring for NAND
authorRoger Quadros <rogerq@ti.com>
Tue, 1 Mar 2016 13:44:48 +0000 (15:44 +0200)
committerTony Lindgren <tony@atomide.com>
Tue, 1 Mar 2016 17:58:09 +0000 (09:58 -0800)
The NAND Ready/Busy# line is connected to GPMC_WAIT0 pin and
can't be used for wait state insertion for NAND I/O read/write.
So disable read/write wait monitoring as per Reference Manual's
suggestion [1].

[1] dm814x TRM: SPRUGZ8F: 11.2.4.12.2 NAND Device-Ready Pin

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/boot/dts/dm8148-evm.dts
arch/arm/boot/dts/dra62x-j5eco-evm.dts

index be56c8f..cbc17b0 100644 (file)
                gpmc,access-ns = <64>;
                gpmc,rd-cycle-ns = <82>;
                gpmc,wr-cycle-ns = <82>;
-               gpmc,wait-on-read = "true";
-               gpmc,wait-on-write = "true";
                gpmc,bus-turnaround-ns = <0>;
                gpmc,cycle2cycle-delay-ns = <0>;
                gpmc,clk-activation-ns = <0>;
-               gpmc,wait-monitoring-ns = <0>;
                gpmc,wr-access-ns = <40>;
                gpmc,wr-data-mux-bus-ns = <0>;
                partition@0 {
index b0c8144..f820573 100644 (file)
                gpmc,access-ns = <64>;
                gpmc,rd-cycle-ns = <82>;
                gpmc,wr-cycle-ns = <82>;
-               gpmc,wait-on-read = "true";
-               gpmc,wait-on-write = "true";
                gpmc,bus-turnaround-ns = <0>;
                gpmc,cycle2cycle-delay-ns = <0>;
                gpmc,clk-activation-ns = <0>;
-               gpmc,wait-monitoring-ns = <0>;
                gpmc,wr-access-ns = <40>;
                gpmc,wr-data-mux-bus-ns = <0>;
                partition@0 {