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tty: serial: fsl_lpuart: increase maximum uart_nr to 12

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Some SoCs like the i.MX943 have aliases for up to 12 UARTs, need to
increase UART_NR from 8 to 12 to support lpuart9-12 to avoid
initialization failures.

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Link: https://lore.kernel.org/r/20250103071154.3070924-1-sherry.sun@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sherry Sun 2025-01-03 15:11:54 +08:00 committed by Greg Kroah-Hartman
parent 2c1fd53af2
commit 79d65fda55
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/fsl_lpuart.c
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@ -245,7 +245,7 @@
#define DRIVER_NAME "fsl-lpuart"
#define DEV_NAME "ttyLP"
#define UART_NR 8
#define UART_NR 12
/* IMX lpuart has four extra unused regs located at the beginning */
#define IMX_REG_OFF 0x10