diff options
author | Warner Losh <imp@FreeBSD.org> | 2015-02-27 22:16:54 +0000 |
---|---|---|
committer | Warner Losh <imp@FreeBSD.org> | 2015-02-27 22:16:54 +0000 |
commit | da75c2cc5808a45edc76752ba495dcc5dcd4346c (patch) | |
tree | 74a0899e9f467d761efca9e14d7d3213fb899de8 /Bindings/rtc/atmel,at91sam9-rtc.txt | |
parent | ab9104d36764981b663e037d0e48496993a070a4 (diff) | |
download | src-da75c2cc5808a45edc76752ba495dcc5dcd4346c.tar.gz src-da75c2cc5808a45edc76752ba495dcc5dcd4346c.zip |
Import from device-tree git://xenbits.xen.org/people/ianc/device-tree-rebasing.git @c8c1b3a77934768c7f7a4a9c10140c8bec529059vendor/device-tree/ian-c8c1b3a7
Notes
Notes:
svn path=/vendor/device-tree/dist/; revision=279377
svn path=/vendor/device-tree/ian-c8c1b3a7/; revision=279379; tag=vendor/device-tree/ian-c8c1b3a7
Diffstat (limited to 'Bindings/rtc/atmel,at91sam9-rtc.txt')
-rw-r--r-- | Bindings/rtc/atmel,at91sam9-rtc.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Bindings/rtc/atmel,at91sam9-rtc.txt b/Bindings/rtc/atmel,at91sam9-rtc.txt new file mode 100644 index 000000000000..6ae79d1843f3 --- /dev/null +++ b/Bindings/rtc/atmel,at91sam9-rtc.txt @@ -0,0 +1,23 @@ +Atmel AT91SAM9260 Real Time Timer + +Required properties: +- compatible: should be: "atmel,at91sam9260-rtt" +- reg: should encode the memory region of the RTT controller +- interrupts: rtt alarm/event interrupt +- clocks: should contain the 32 KHz slow clk that will drive the RTT block. +- atmel,rtt-rtc-time-reg: should encode the GPBR register used to store + the time base when the RTT is used as an RTC. + The first cell should point to the GPBR node and the second one + encode the offset within the GPBR block (or in other words, the + GPBR register used to store the time base). + + +Example: + +rtt@fffffd20 { + compatible = "atmel,at91sam9260-rtt"; + reg = <0xfffffd20 0x10>; + interrupts = <1 4 7>; + clocks = <&clk32k>; + atmel,rtt-rtc-time-reg = <&gpbr 0x0>; +}; |