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| author |   Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2012-04-05 14:14:28 +0800 |
|---|---|---|
| committer |   Nicolas Ferre <nicolas.ferre@atmel.com> | 2012-04-17 11:04:42 +0200 |
| commit | 71b149b3f740501c2d59c80de5b10f5e45051099 (patch) | |
| tree | 101450eaa5658b89d9d85e67fa1d7f56557457ab /arch/arm/mach-at91/board-rsi-ews.c | |
| parent | ARM: at91: drop at91_set_serial_console (diff) | |
| download | linux-dev-71b149b3f740501c2d59c80de5b10f5e45051099.tar.xz linux-dev-71b149b3f740501c2d59c80de5b10f5e45051099.zip | |
ARM: at91: do not pin mux the UARTs in init_early
There is no need to pinmux the UART so early in the kernel.
Move it to the board init.
This will also allow to finally move the gpio driver to platform device/driver.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/mach-at91/board-rsi-ews.c')
| -rw-r--r-- | arch/arm/mach-at91/board-rsi-ews.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/arch/arm/mach-at91/board-rsi-ews.c b/arch/arm/mach-at91/board-rsi-ews.c index 2c84463a1c1a..10d8730aaa7e 100644 --- a/arch/arm/mach-at91/board-rsi-ews.c +++ b/arch/arm/mach-at91/board-rsi-ews.c @@ -38,20 +38,6 @@ static void __init rsi_ews_init_early(void) /* Setup the LEDs */ at91_init_leds(AT91_PIN_PB6, AT91_PIN_PB9); - - /* DBGU on ttyS0. (Rx & Tx only) */ - /* This one is for debugging */ - at91_register_uart(0, 0, 0); - - /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ - /* Dialin/-out modem interface */ - at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS - | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD - | ATMEL_UART_RI); - - /* USART3 on ttyS4. (Rx, Tx, RTS) */ - /* RS485 communication */ - at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS); } /* @@ -202,6 +188,19 @@ static struct platform_device rsiews_nor_flash = { static void __init rsi_ews_board_init(void) { /* Serial */ + /* DBGU on ttyS0. (Rx & Tx only) */ + /* This one is for debugging */ + at91_register_uart(0, 0, 0); + + /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + /* Dialin/-out modem interface */ + at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* USART3 on ttyS4. (Rx, Tx, RTS) */ + /* RS485 communication */ + at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_RTS); at91_add_device_serial(); at91_set_gpio_output(AT91_PIN_PA21, 0); /* Ethernet */ |