[PATCH v2 1/4] powerpc: mpc83xx: Fix timer value calculation

[J . Neuschäfer via B4 Relay]

From: "J. Neuschäfer" <j...@posteo.net>

TBU and TBL are specified as two 32-bit registers that form a 64-bit
value, but the calculation only shifted TBU by 16 bits.

Fix this by actually shifting 32 bits.

Reviewed-by: Sinan Akman <si...@writeme.com>
Signed-off-by: J. Neuschäfer <j...@posteo.net>
---
 drivers/timer/mpc83xx_timer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/timer/mpc83xx_timer.c b/drivers/timer/mpc83xx_timer.c
index 
9da74479aaa678bfab861950a770b216b604c433..f92009e4ccc8256d4c5f4d11e414dfc141f5a043
 100644
--- a/drivers/timer/mpc83xx_timer.c
+++ b/drivers/timer/mpc83xx_timer.c
@@ -206,7 +206,7 @@ static u64 mpc83xx_timer_get_count(struct udevice *dev)
                tbl = mftb();
        } while (tbu != mftbu());
 
-       return (tbu * 0x10000ULL) + tbl;
+       return (uint64_t)tbu << 32 | tbl;
 }
 
 static int mpc83xx_timer_probe(struct udevice *dev)

-- 
2.45.2