diff options
| author |   Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2018-06-06 17:54:10 +0200 |
|---|---|---|
| committer |   Tony Lindgren <tony@atomide.com> | 2018-07-03 00:14:31 -0700 |
| commit | 9843532de118c96a445db6020bd5148b6f11b90a (patch) | |
| tree | a5ef64a732bc6fe60b482befe94554837da237d7 /arch/arm/boot/dts/am335x-sl50.dts | |
| parent | ARM: dts: am335x-sl50: set dr_mode to otg (diff) | |
| download | linux-dev-9843532de118c96a445db6020bd5148b6f11b90a.tar.xz linux-dev-9843532de118c96a445db6020bd5148b6f11b90a.zip | |
ARM: dts: am335x-sl50: add support for DS1339 Real Time Clock
Production hardware will go with the DS1339 RTC chip, so replace the old
for the new one and also add the nIRQ pin to be able to properly wakeup
the system from suspend.
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am335x-sl50.dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-sl50.dts | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/am335x-sl50.dts b/arch/arm/boot/dts/am335x-sl50.dts index 133e90970f1e..a35807aee5dc 100644 --- a/arch/arm/boot/dts/am335x-sl50.dts +++ b/arch/arm/boot/dts/am335x-sl50.dts @@ -9,6 +9,7 @@ #include "am33xx.dtsi" #include <dt-bindings/pwm/pwm.h> +#include <dt-bindings/interrupt-controller/irq.h> / { model = "Toby Churchill SL50 Series"; @@ -377,6 +378,12 @@ >; }; + rtc0_irq_pins: pinmux_rtc0_irq_pins { + pinctrl-single,pins = < + AM33XX_IOPAD(0x824, PIN_INPUT_PULLUP | MUX_MODE7) /* gpmc_ad9.gpio0_23 */ + >; + }; + spi0_pins: pinmux_spi0_pins { pinctrl-single,pins = < AM33XX_IOPAD(0x954, PIN_INPUT_PULLUP | MUX_MODE0) /* SPI0_MOSI - spi0_d0.spi0_d0 */ @@ -411,9 +418,14 @@ reg = <0x24>; }; - bq32000: rtc@68 { - compatible = "ti,bq32000"; - trickle-resistor-ohms = <1120>; + rtc0: rtc@68 { + compatible = "dallas,ds1339"; + pinctrl-names = "default"; + pinctrl-0 = <&rtc0_irq_pins>; + interrupt-parent = <&gpio0>; + interrupts = <23 IRQ_TYPE_EDGE_FALLING>; /* gpio 23 */ + wakeup-source; + trickle-resistor-ohms = <2000>; reg = <0x68>; }; |