From eb16135df20535b0d19969f50fb5bd17f95e9c25 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 28 Aug 2008 12:25:11 +0200 Subject: [PATCH] i.MX31: document timer precision option Signed-off-by: Guennadi Liakhovetski --- README.imx31 | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 README.imx31 diff --git a/README.imx31 b/README.imx31 new file mode 100644 index 0000000000..f545f01ba8 --- /dev/null +++ b/README.imx31 @@ -0,0 +1,13 @@ +i.MX31 specific Configuration Options: +-------------------------------------- + +- Timer precision: + CONFIG_MX31_TIMER_HIGH_PRECISION + + Enable higher precision timer. The low-precision timer + (default) provides approximately 4% error, whereas the + high-precision timer is about 0.4% accurate. The extra + accuracy is achieved at the cost of higher computational + overhead, which, in places where time is measured, should + not be critical, so, it should be safe to enable this + option. -- 2.39.5