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DM8148 UART1 ,UART2 驱动问题



您好,TIers:

       使用的是 SDK_4.01.00.02 ,发现应用程序无法使用 ttyO1 , ttyO2。

看到 kernel 已经初始化 ttyO1 , ttyO2,觉得是不是 PIN MUX 的问题,导致  APP 无法正常用 UART 收发数据。

请问一下: KERNEL 有关 UART 的 PIN  MUX 在哪个文件里配置?

感谢。

 

kernel info:

Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
omap_uart.0: ttyO0 at MMIO 0x48020000 (irq = 72) is a OMAP UART0
console [ttyO0] enabled, bootconsole disabled
console [ttyO0] enabled, bootconsole disabled
omap_uart.1: ttyO1 at MMIO 0x48022000 (irq = 73) is a OMAP UART1
omap_uart.2: ttyO2 at MMIO 0x48024000 (irq = 74) is a OMAP UART2
omap_uart.3: ttyO3 at MMIO 0x481a6000 (irq = 44) is a OMAP UART3
omap_uart.4: ttyO4 at MMIO 0x481a8000 (irq = 45) is a OMAP UART4
omap_uart.5: ttyO5 at MMIO 0x481aa000 (irq = 46) is a OMAP UART5