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>
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
index dee44cb..5343dab 100644
--- a/arch/arm/mach-at91/board-sam9-l9260.c
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -51,17 +51,6 @@
/* Setup the LEDs */
at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
-
- /* DBGU on ttyS0. (Rx & Tx only) */
- at91_register_uart(0, 0, 0);
-
- /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
- at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
- | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
- | ATMEL_UART_RI);
-
- /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
- at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
}
/*
@@ -182,6 +171,16 @@
static void __init ek_board_init(void)
{
/* Serial */
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+ at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+ | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+ | ATMEL_UART_RI);
+
+ /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
+ at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
at91_add_device_serial();
/* USB Host */
at91_add_device_usbh(&ek_usbh_data);