Add cortex-a9 local timer support for all OMAP4 based SOCs using DT. Cc: Benoit Cousson <b-cousson@xxxxxx> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx> --- arch/arm/boot/dts/omap4.dtsi | 6 ++++++ arch/arm/mach-omap2/timer.c | 6 ++++++ 2 files changed, 12 insertions(+) diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index cf1efb6..640d807 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -43,6 +43,12 @@ cache-level = <2>; }; + local-timer { + compatible = "arm,cortex-a9-twd-timer"; + reg = <0x48240600 0x20>; + interrupts = <1 13 0x304>; + }; + /* * The soc node represents the soc top level view. It is uses for IPs * that are not memory mapped in the MPU view or for the MPU itself. diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 2ff6d41..31f9c93 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -36,6 +36,7 @@ #include <linux/clocksource.h> #include <linux/clockchips.h> #include <linux/slab.h> +#include <linux/of.h> #include <asm/mach/time.h> #include <plat/dmtimer.h> @@ -386,6 +387,11 @@ static void __init omap4_timer_init(void) if (omap_rev() != OMAP4430_REV_ES1_0) { int err; + if (of_have_populated_dt()) { + twd_local_timer_of_register(); + return; + } + err = twd_local_timer_register(&twd_local_timer); if (err) pr_err("twd_local_timer_register failed %d\n", err); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html