Messages in this thread Patch in this message | | | From | Daniel Lezcano <> | Subject | [PATCH 3/4] clocksource/drivers/arm_arch_timer: Map frame with of_io_request_and_map() | Date | Tue, 22 Nov 2016 10:44:23 +0100 |
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From: Stephen Boyd <sboyd@codeaurora.org>
Let's use the of_io_request_and_map() API so that the frame region is protected and shows up in /proc/iomem.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Marc Zyngier <marc.zyngier@arm.com> --- drivers/clocksource/arm_arch_timer.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c index a2503db..02fef68 100644 --- a/drivers/clocksource/arm_arch_timer.c +++ b/drivers/clocksource/arm_arch_timer.c @@ -971,8 +971,9 @@ static int __init arch_timer_mem_init(struct device_node *np) } ret= -ENXIO; - base = arch_counter_base = of_iomap(best_frame, 0); - if (!base) { + base = arch_counter_base = of_io_request_and_map(best_frame, 0, + "arch_mem_timer"); + if (IS_ERR(base)) { pr_err("arch_timer: Can't map frame's registers\n"); goto out; } -- 2.7.4
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