diff options
Diffstat (limited to 'arch/arm/boot/dts/ti/omap/omap3-beagle-ab4.dts')
-rw-r--r-- | arch/arm/boot/dts/ti/omap/omap3-beagle-ab4.dts | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ti/omap/omap3-beagle-ab4.dts b/arch/arm/boot/dts/ti/omap/omap3-beagle-ab4.dts new file mode 100644 index 0000000000..990ff2d846 --- /dev/null +++ b/arch/arm/boot/dts/ti/omap/omap3-beagle-ab4.dts @@ -0,0 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0-only +/dts-v1/; + +#include "omap3-beagle.dts" + +/ { + model = "TI OMAP3 BeagleBoard A to B4"; + compatible = "ti,omap3-beagle-ab4", "ti,omap3-beagle", "ti,omap3430", "ti,omap3"; +}; + +/* + * Workaround for capacitor C70 issue, see "Boards revision A and < B5" + * section at https://elinux.org/BeagleBoard_Community + */ + +/* Unusable as clocksource because of unreliable oscillator */ +&counter32k { + status = "disabled"; +}; + +/* Unusable as clockevent because of unreliable oscillator, allow to idle */ +&timer1_target { + /delete-property/ti,no-reset-on-init; + /delete-property/ti,no-idle; + timer@0 { + /delete-property/ti,timer-alwon; + }; +}; + +/* Preferred always-on timer for clocksource */ +&timer12_target { + ti,no-reset-on-init; + ti,no-idle; + timer@0 { + /* Always clocked by secure_32k_fck */ + }; +}; + +/* Preferred timer for clockevent */ +&timer2_target { + ti,no-reset-on-init; + ti,no-idle; + timer@0 { + assigned-clocks = <&gpt2_fck>; + assigned-clock-parents = <&sys_ck>; + }; +}; |