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[V9,2/3] rtc: zynqmp: Updated calibration value

Message ID 20220624120203.2817457-2-srinivas.neeli@xilinx.com (mailing list archive)
State New, archived
Headers show
Series [V9,1/3] dt-bindings: rtc: zynqmp: Add clock information | expand

Commit Message

Srinivas Neeli June 24, 2022, 12:02 p.m. UTC 
As per RTC spec default calibration value is 0x7FFF.
We are in process to update the 0x7FFF as default value in
the next version of TRM.

Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Acked-by: Peter Korsgaard <peter@korsgaard.com>
---
Changes in V8
-None, just swapped 2/3 and 3/3 patches from V7.
Changes in V7:
-New patch
-TRM not updated yet, Internal design document contains 0x7FFF as
 default value. TRM Will update in next release.
---
 drivers/rtc/rtc-zynqmp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/rtc/rtc-zynqmp.c b/drivers/rtc/rtc-zynqmp.c
index f440bb52be92..5da33d760419 100644
--- a/drivers/rtc/rtc-zynqmp.c
+++ b/drivers/rtc/rtc-zynqmp.c
@@ -36,7 +36,7 @@ 
 #define RTC_OSC_EN		BIT(24)
 #define RTC_BATT_EN		BIT(31)
 
-#define RTC_CALIB_DEF		0x198233
+#define RTC_CALIB_DEF		0x7FFF
 #define RTC_CALIB_MASK		0x1FFFFF
 #define RTC_ALRM_MASK          BIT(1)
 #define RTC_MSEC               1000