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- diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/Kconfig linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig
- --- linux-4.7.3/arch/avr32/boards/grasshopper/Kconfig 2016-09-20 11:43:03.645251779 +0200
- +++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig 2016-09-20 11:58:20.129642638 +0200
- @@ -49,4 +49,21 @@
- depends on I2C && I2C_GPIO
- default y
-
- +config BOARD_GRASSHOPPER_USART0
- + bool "Enable USART0"
- + depends on SERIAL_ATMEL_PDC
- + default n
- + help
- + USART0 is mapped to /dev/ttyS1 (or /dev/ttyAT1 resp.) and available via
- + connector J6 and J13.
- +
- +config BOARD_GRASSHOPPER_USART1
- + bool "Enable USART1 (CP2102 USB-Interface)"
- + depends on SERIAL_ATMEL_PDC
- + default y
- + help
- + USART1 is mapped to /dev/ttyS0 (or /dev/ttyAT0 resp.) and available via
- + the CP2002 USB-USART-bridge. If you disable this option, you won't be
- + able to access the serial console, so it is recommended to say 'y' here.
- +
- endif # BOARD_GRASSHOPPER
- diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/setup.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c
- --- linux-4.7.3/arch/avr32/boards/grasshopper/setup.c 2016-09-20 11:43:03.646251793 +0200
- +++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c 2016-09-20 12:03:04.864496603 +0200
- @@ -166,7 +166,12 @@
-
- void __init setup_board(void)
- {
- +#ifdef CONFIG_BOARD_GRASSHOPPER_USART1
- at32_map_usart(1, 0, 0); // USART 1: /dev/ttyS0, CP2102
- +#endif
- +#ifdef CONFIG_BOARD_GRASSHOPPER_USART0
- + at32_map_usart(0, 1, 0); // USART 0: /dev/ttyS1
- +#endif
- at32_setup_serial_console(0);
-
- // grasshopper_add_spi();
- @@ -182,7 +187,12 @@
- */
- at32_reserve_pin(GPIO_PIOE_BASE, ATMEL_EBI_PE_DATA_ALL);
- at32_add_device_usba(0, NULL);
- +#ifdef CONFIG_BOARD_GRASSHOPPER_USART1
- at32_add_device_usart(0);
- +#endif
- +#ifdef CONFIG_BOARD_GRASSHOPPER_USART0
- + at32_add_device_usart(1);
- +#endif
-
- #ifdef CONFIG_GRASSHOPPER_LCD
- at32_add_device_lcdc(0, &grasshopper_lcdc_data,
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