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: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am335x-baltos-ir5221.dts b/arch/arm/boot/dts/am335x-baltos-ir5221.dts
index 7b6bcb05db7fe97efd745c3f319379267054d837..6c667fb3544923fb32704bdf4c22ff587c016f5d 100644 (file)
--- a/arch/arm/boot/dts/am335x-baltos-ir5221.dts
+++ b/arch/arm/boot/dts/am335x-baltos-ir5221.dts
@@ -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>;
 

diff --git a/arch/arm/boot/dts/am335x-chilisom.dtsi b/arch/arm/boot/dts/am335x-chilisom.dtsi
index e8e7d9d9e26ba9bf025568d764f6f1f872829612..40b543abd9219bb3d89f8414a5c9a12b3cc8c27c 100644 (file)
--- a/arch/arm/boot/dts/am335x-chilisom.dtsi
+++ b/arch/arm/boot/dts/am335x-chilisom.dtsi
@@ -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>;
        };

diff --git a/arch/arm/boot/dts/am335x-cm-t335.dts b/arch/arm/boot/dts/am335x-cm-t335.dts
index 571df14a33a1c6ecfb1bd48cf0be615b0d33f8fc..7e77ce1ba839a01daa51f68c7d735d8e15a3e7fc 100644 (file)
--- a/arch/arm/boot/dts/am335x-cm-t335.dts
+++ b/arch/arm/boot/dts/am335x-cm-t335.dts
@@ -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 */

diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts
index 4e7a53e6a26049b573720da27a56d62d5ca83d4d..28b9162102712fb9053d7434e726e0e9c6c2a4b0 100644 (file)
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -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 */

diff --git a/arch/arm/boot/dts/am335x-igep0033.dtsi b/arch/arm/boot/dts/am335x-igep0033.dtsi
index 4cfe0419a5353d3f592c169448edfde1198fc539..6c3a9bf3638a181cde05789b5e8d14f0e3c228c8 100644 (file)
--- a/arch/arm/boot/dts/am335x-igep0033.dtsi
+++ b/arch/arm/boot/dts/am335x-igep0033.dtsi
@@ -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>;
 

diff --git a/arch/arm/boot/dts/am335x-phycore-som.dtsi b/arch/arm/boot/dts/am335x-phycore-som.dtsi
index 80a56873a055e24a0c1d7f0bad1f79cdff2e87c3..d4b7f3bd553fdf385e84b8d086a05f5a38ab8e52 100644 (file)
--- a/arch/arm/boot/dts/am335x-phycore-som.dtsi
+++ b/arch/arm/boot/dts/am335x-phycore-som.dtsi
@@ -189,13 +189,10 @@
                gpmc,access-ns = <30>;
                gpmc,rd-cycle-ns = <30>;
                gpmc,wr-cycle-ns = <30>;
-               gpmc,wait-on-read = "true";
-               gpmc,wait-on-write = "true";
                gpmc,bus-turnaround-ns = <0>;
                gpmc,cycle2cycle-delay-ns = <50>;
                gpmc,cycle2cycle-diffcsen;
                gpmc,clk-activation-ns = <0>;
-               gpmc,wait-monitoring-ns = <0>;
                gpmc,wr-access-ns = <30>;
                gpmc,wr-data-mux-bus-ns = <0>;