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serial: exar: Preconfigure xr17v35x MPIOs as output
This is the safe default for GPIOs with unknown external wiring. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 2 additions and 2 deletions
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@ -176,13 +176,13 @@ static void setup_gpio(u8 __iomem *p)
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writeb(0x00, p + UART_EXAR_MPIOLVL_7_0);
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writeb(0x00, p + UART_EXAR_MPIO3T_7_0);
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writeb(0x00, p + UART_EXAR_MPIOINV_7_0);
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writeb(0x00, p + UART_EXAR_MPIOSEL_7_0);
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writeb(0xff, p + UART_EXAR_MPIOSEL_7_0);
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writeb(0x00, p + UART_EXAR_MPIOOD_7_0);
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writeb(0x00, p + UART_EXAR_MPIOINT_15_8);
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writeb(0x00, p + UART_EXAR_MPIOLVL_15_8);
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writeb(0x00, p + UART_EXAR_MPIO3T_15_8);
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writeb(0x00, p + UART_EXAR_MPIOINV_15_8);
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writeb(0x00, p + UART_EXAR_MPIOSEL_15_8);
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writeb(0xff, p + UART_EXAR_MPIOSEL_15_8);
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writeb(0x00, p + UART_EXAR_MPIOOD_15_8);
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}
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