提交 eed0de27 编写于 作者: S Santosh Shilimkar 提交者: Benoit Cousson

ARM: OMAP4: Add local timer support for Device Tree

Add cortex-a9 local timer support for all OMAP4 based
SOCs using DT.
Signed-off-by: NSantosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NBenoit Cousson <b-cousson@ti.com>
上级 926fd45b
......@@ -45,6 +45,12 @@
cache-level = <2>;
};
local-timer@0x48240600 {
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.
......
......@@ -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);
......
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