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EFM32: Add missing shift of register value

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This commit is contained in:
Gregory Nutt 2014-10-28 12:36:47 -06:00
parent 9e773f396e
commit 4cc64a7405
1 changed files with 7 additions and 8 deletions
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15
arch/arm/src/efm32/efm32_lowputc.c
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@ -204,17 +204,16 @@ static void efm32_uart_setbaud(uintptr_t base, uint32_t baud)
clkdiv = 0;
}
DEBUGASSERT(clkdiv <= _USART_CLKDIV_MASK);
/* Set up the selected oversampling and baud divisor */
/* Set up the selected oversampling and baud */
regval = getreg32(base + EFM32_USART_CTRL_OFFSET);
regval &= ~_USART_CTRL_OVS_MASK;
regval |= ovs;
regval = getreg32(base + EFM32_USART_CTRL_OFFSET);
regval &= ~_USART_CTRL_OVS_MASK;
regval |= ovs;
putreg32(regval, base + EFM32_USART_CTRL_OFFSET);
putreg32((uint32_t)clkdiv & _USART_CLKDIV_DIV_MASK,
base + EFM32_USART_CLKDIV_OFFSET);
regval = (uint32_t)clkdiv << _USART_CLKDIV_DIV_SHIFT;
DEBUGASSERT((regval & _USART_CLKDIV_MASK) == clkdiv);
putreg32(regval, base + EFM32_USART_CLKDIV_OFFSET);
}
#endif