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rtc: bindings: Supply knowledge of a third supported device - clocksource 

Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Lee Jones 2015-05-12 13:58:16 +01:00
parent 742e40978f
commit c74a06dce5
1 changed files with 9 additions and 6 deletions
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15
Documentation/devicetree/bindings/rtc/rtc-st-lpc.txt
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@ -1,20 +1,23 @@
STMicroelectronics Low Power Controller (LPC) - RTC STMicroelectronics Low Power Controller (LPC) - RTC
=================================================== ===================================================
LPC currently supports Watchdog OR Real Time Clock functionality. LPC currently supports Watchdog OR Real Time Clock OR Clocksource
functionality.
[See: ../watchdog/st_lpc_wdt.txt for Watchdog options] [See: ../watchdog/st_lpc_wdt.txt for Watchdog options]
[See: ../timer/st,stih407-lpc for Clocksource options]
Required properties Required properties
- compatible : Must be one of: "st,stih407-lpc" "st,stih416-lpc" - compatible : Must be: "st,stih407-lpc"
"st,stih415-lpc" "st,stid127-lpc"
- reg : LPC registers base address + size - reg : LPC registers base address + size
- interrupts : LPC interrupt line number and associated flags - interrupts : LPC interrupt line number and associated flags
- clocks : Clock used by LPC device (See: ../clock/clock-bindings.txt) - clocks : Clock used by LPC device (See: ../clock/clock-bindings.txt)
- st,lpc-mode : The LPC can run either one of two modes ST_LPC_MODE_RTC [0] or - st,lpc-mode : The LPC can run either one of three modes:
ST_LPC_MODE_WDT [1]. One (and only one) mode must be ST_LPC_MODE_RTC [0]
selected. ST_LPC_MODE_WDT [1]
ST_LPC_MODE_CLKSRC [2]
One (and only one) mode must be selected.
Example: Example:
lpc@fde05000 { lpc@fde05000 {