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authorOlof Johansson <olof@lixom.net>2018-01-04 23:12:57 -0800
committerOlof Johansson <olof@lixom.net>2018-01-04 23:12:57 -0800
commit11077e9bf7fef8b1081221b482260a6bfa2b6d5f (patch)
tree9867459628434bb88338cdade7fb58ee2ec3a378 /Documentation/devicetree/bindings/memory-controllers
parent8102324d862f50360646da6391019b8d0ccaf76c (diff)
parentaefc5818553680c50c9f6840e47c01b80edd9b3a (diff)
Merge tag 'keystone_driver_soc_for_4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into next/drivers
SOC: Keystone Soc driver updates for 4.16 - TI EMIF-SRAM driver - TI SCI print format fix - Navigator strndup lenth fix * tag 'keystone_driver_soc_for_4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone: soc: ti: fix max dup length for kstrndup firmware: ti_sci: Use %zu for size_t print format memory: ti-emif-sram: remove unused variable memory: ti-emif-sram: introduce relocatable suspend/resume handlers Documentation: dt: Update ti,emif bindings Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'Documentation/devicetree/bindings/memory-controllers')
-rw-r--r--Documentation/devicetree/bindings/memory-controllers/ti/emif.txt17
1 files changed, 16 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt
index 152eeccbde1c..621b41c79faa 100644
--- a/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt
+++ b/Documentation/devicetree/bindings/memory-controllers/ti/emif.txt
@@ -23,6 +23,13 @@ Required properties:
the value shall be "emif<n>" where <n> is the number of the EMIF
instance with base 1.
+Required only for "ti,emif-am3352" and "ti,emif-am4372":
+- sram : Phandles for generic sram driver nodes,
+ first should be type 'protect-exec' for the driver to use to copy
+ and run PM functions, second should be regular pool to be used for
+ data region for code. See Documentation/devicetree/bindings/sram/sram.txt
+ for more details.
+
Optional properties:
- cs1-used : Have this property if CS1 of this EMIF
instance has a memory part attached to it. If there is a memory
@@ -44,7 +51,7 @@ Optional properties:
- hw-caps-temp-alert : Have this property if the controller
has capability for generating SDRAM temperature alerts
-Example:
+-Examples:
emif1: emif@4c000000 {
compatible = "ti,emif-4d";
@@ -56,3 +63,11 @@ emif1: emif@4c000000 {
hw-caps-ll-interface;
hw-caps-temp-alert;
};
+
+/* From am33xx.dtsi */
+emif: emif@4c000000 {
+ compatible = "ti,emif-am3352";
+ reg = <0x4C000000 0x1000>;
+ sram = <&pm_sram_code
+ &pm_sram_data>;
+};