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>

1 files changed, 10 insertions, 11 deletions

diff --git a/arch/arm/mach-at91/board-1arm.c b/arch/arm/mach-at91/board-1arm.c
index f43ad9130ef7..271f994314a4 100644
--- a/arch/arm/mach-at91/board-1arm.c
+++ b/arch/arm/mach-at91/board-1arm.c
@@ -47,17 +47,6 @@ static void __init onearm_init_early(void)
 
         /* Initialize processor: 18.432 MHz crystal */
         at91_initialize(18432000);
-
-        /* DBGU on ttyS0. (Rx & Tx only) */
-        at91_register_uart(0, 0, 0);
-
-        /* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
-        at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
-
-        /* USART1 on ttyS2 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
-        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);
 }
 
 static struct macb_platform_data __initdata onearm_eth_data = {
@@ -79,6 +68,16 @@ static struct at91_udc_data __initdata onearm_udc_data = {
 static void __init onearm_board_init(void)
 {
         /* Serial */
+        /* DBGU on ttyS0. (Rx & Tx only) */
+        at91_register_uart(0, 0, 0);
+
+        /* USART0 on ttyS1 (Rx, Tx, CTS, RTS) */
+        at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+        /* USART1 on ttyS2 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+        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);
         at91_add_device_serial();
         /* Ethernet */
         at91_add_device_eth(&onearm_eth_data);