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authorOlof Johansson <olof@lixom.net>2015-08-13 09:58:22 (GMT)
committerOlof Johansson <olof@lixom.net>2015-08-13 09:58:22 (GMT)
commiteb2b5084366a93a5d40cd5746a2d178e02d7762c (patch)
treef54d4c1321d0599e9483db33a106bfe6668498af /Documentation
parent1a08a84cc68e87d541a9b6e00d53243c2de68011 (diff)
parent761c5867ef031fae244d030bc17c93f5a3df106f (diff)
downloadlinux-eb2b5084366a93a5d40cd5746a2d178e02d7762c.tar.xz
Merge tag 'at91-ab-dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux into next/dt
Second batch of DT changes for 4.3: - Add the slow clock to the nodes that will use it - Add hlcd to the at91sam9x5 and at91sam9n12 - Add touchscreen and touch button support to the at91sam9x5ek * tag 'at91-ab-dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (22 commits) ARM: at91/dt: sama5d2: use slow clock where necessary ARM: at91/dt: at91sam9x5dm: add QT1070 touch button controller ARM: at91/dt: at91sam9x5dm: add support for the touschscreen ARM: at91/dt: add drm support for at91sam9n12ek ARM: at91/dt: enable lcd support for at91sam9x5 SoCs ARM: at91/dt: add at91sam9x5-ek Display Module dtsi ARM: at91/dt: include lcd dtsi in at91sam9x5 dtsis ARM: at91/dt: define hlcdc node in at91sam9x5_lcd.dtsi ARM: at91/dt: sama5d4: use slow clock where necessary ARM: at91/dt: sama5d3: use slow clock where necessary ARM: at91/dt: at91sam9x5: use slow clock where necessary ARM: at91/dt: at91sam9rl: use slow clock where necessary ARM: at91/dt: at91sam9n12: use slow clock where necessary ARM: at91/dt: at91sam9g45: use slow clock where necessary ARM: at91/dt: at91sam9263: use slow clock where necessary ARM: at91/dt: at91sam9261: use slow clock where necessary ARM: at91/dt: at91sam9260: use slow clock where necessary ARM: at91/dt: at91rm9200: use slow clock where necessary Documentation: dt: rtc: at91rm9200: add clocks property Documentation: watchdog: at91sam9_wdt: add clocks property ... Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/arm/atmel-at91.txt13
-rw-r--r--Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt2
-rw-r--r--Documentation/devicetree/bindings/watchdog/atmel-wdt.txt2
3 files changed, 13 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index 424ac8c..dc2d0f0 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -50,6 +50,7 @@ System Timer (ST) required properties:
- reg: Should contain registers location and length
- interrupts: Should contain interrupt for the ST which is the IRQ line
shared across all System Controller members.
+- clocks: phandle to input clock.
Its subnodes can be:
- watchdog: compatible should be "atmel,at91rm9200-wdt"
@@ -61,7 +62,7 @@ TC/TCLIB Timer required properties:
Note that you can specify several interrupt cells if the TC
block has one interrupt per channel.
- clock-names: tuple listing input clock names.
- Required elements: "t0_clk"
+ Required elements: "t0_clk", "slow_clk"
Optional elements: "t1_clk", "t2_clk"
- clocks: phandles to input clocks.
@@ -89,12 +90,14 @@ RSTC Reset Controller required properties:
- compatible: Should be "atmel,<chip>-rstc".
<chip> can be "at91sam9260" or "at91sam9g45"
- reg: Should contain registers location and length
+- clocks: phandle to input clock.
Example:
rstc@fffffd00 {
compatible = "atmel,at91sam9260-rstc";
reg = <0xfffffd00 0x10>;
+ clocks = <&clk32k>;
};
RAMC SDRAM/DDR Controller required properties:
@@ -117,6 +120,7 @@ required properties:
- compatible: Should be "atmel,<chip>-shdwc".
<chip> can be "at91sam9260", "at91sam9rl" or "at91sam9x5".
- reg: Should contain registers location and length
+- clocks: phandle to input clock.
optional properties:
- atmel,wakeup-mode: String, operation mode of the wakeup mode.
@@ -135,9 +139,10 @@ optional at91sam9x5 properties:
Example:
- rstc@fffffd00 {
- compatible = "atmel,at91sam9260-rstc";
- reg = <0xfffffd00 0x10>;
+ shdwc@fffffd10 {
+ compatible = "atmel,at91sam9260-shdwc";
+ reg = <0xfffffd10 0x10>;
+ clocks = <&clk32k>;
};
Special Function Registers (SFR)
diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
index 34c1505..5d3791e7 100644
--- a/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
+++ b/Documentation/devicetree/bindings/rtc/atmel,at91rm9200-rtc.txt
@@ -5,6 +5,7 @@ Required properties:
- reg: physical base address of the controller and length of memory mapped
region.
- interrupts: rtc alarm/event interrupt
+- clocks: phandle to input clock.
Example:
@@ -12,4 +13,5 @@ rtc@fffffe00 {
compatible = "atmel,at91rm9200-rtc";
reg = <0xfffffe00 0x100>;
interrupts = <1 4 7>;
+ clocks = <&clk32k>;
};
diff --git a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
index a4d8697..86fa6de 100644
--- a/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/atmel-wdt.txt
@@ -6,6 +6,7 @@ Required properties:
- compatible: must be "atmel,at91sam9260-wdt".
- reg: physical base address of the controller and length of memory mapped
region.
+- clocks: phandle to input clock.
Optional properties:
- timeout-sec: contains the watchdog timeout in seconds.
@@ -39,6 +40,7 @@ Example:
compatible = "atmel,at91sam9260-wdt";
reg = <0xfffffd40 0x10>;
interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ clocks = <&clk32k>;
timeout-sec = <15>;
atmel,watchdog-type = "hardware";
atmel,reset-type = "all";