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Commit db0f6852 authored by Roger Quadros's avatar Roger Quadros Committed by Tony Lindgren
Browse files

ARM: dts: am335x: Disable wait pin monitoring for NAND 



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] AM335x TRM: SPRUH73L: 7.1.3.3.12.2 NAND Device-Ready Pin

Cc: Teresa Remmet <t.remmet@phytec.de>
Cc: Ilya Ledvich <ilya@compulab.co.il>
Cc: Yegor Yefremov <yegorslists@googlemail.com>
Cc: Rostislav Lisovy <lisovy@gmail.com>
Cc: Enric Balletbo i Serra <eballetbo@iseebcn.com>
Signed-off-by: default avatarRoger Quadros <rogerq@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 03752148

arch/arm/boot/dts/am335x-baltos-ir5221.dts

+0 −3
Original line number Diff line number Diff line
@@ -261,12 +261,9 @@ 
		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>;

arch/arm/boot/dts/am335x-chilisom.dtsi

+0 −3
Original line number Diff line number Diff line
@@ -242,12 +242,9 @@ 
		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>;

	};

arch/arm/boot/dts/am335x-cm-t335.dts

+0 −3
Original line number Diff line number Diff line
@@ -326,12 +326,9 @@ status = "okay"; 
		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>;

		/* MTD partition table */

arch/arm/boot/dts/am335x-evm.dts

+0 −3
Original line number Diff line number Diff line
@@ -542,12 +542,9 @@ 
		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>;

		/* MTD partition table */

arch/arm/boot/dts/am335x-igep0033.dtsi

+0 −3
Original line number Diff line number Diff line
@@ -152,12 +152,9 @@ 
		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>;