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ARM: at91: do not pin mux the UARTs in init_early

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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>
This commit is contained in:
Jean-Christophe PLAGNIOL-VILLARD
2012-04-05 14:14:28 +08:00
committed by Nicolas Ferre
parent a27fa58117
commit 71b149b3f7
34 changed files with 333 additions and 380 deletions
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63
arch/arm/mach-at91/board-gsia18s.c
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@@ -41,38 +41,6 @@
static void __init gsia18s_init_early(void)
{
stamp9g20_init_early();
/*
* USART0 on ttyS1 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI).
* Used for Internal Analog Modem.
*/
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).
* Used for GPS or WiFi or Data stream.
*/
at91_register_uart(AT91SAM9260_ID_US1, 2,
ATMEL_UART_CTS | ATMEL_UART_RTS);
/*
* USART2 on ttyS3 (Rx, Tx, CTS, RTS).
* Used for External Modem.
*/
at91_register_uart(AT91SAM9260_ID_US2, 3,
ATMEL_UART_CTS | ATMEL_UART_RTS);
/*
* USART3 on ttyS4 (Rx, Tx, RTS).
* Used for RS-485.
*/
at91_register_uart(AT91SAM9260_ID_US3, 4, ATMEL_UART_RTS);
/*
* USART4 on ttyS5 (Rx, Tx).
* Used for TRX433 Radio Module.
*/
at91_register_uart(AT91SAM9260_ID_US4, 5, 0);
}
/*
@@ -558,6 +526,37 @@ static int __init gsia18s_power_off_init(void)
static void __init gsia18s_board_init(void)
{
/*
* USART0 on ttyS1 (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI).
* Used for Internal Analog Modem.
*/
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).
* Used for GPS or WiFi or Data stream.
*/
at91_register_uart(AT91SAM9260_ID_US1, 2,
ATMEL_UART_CTS | ATMEL_UART_RTS);
/*
* USART2 on ttyS3 (Rx, Tx, CTS, RTS).
* Used for External Modem.
*/
at91_register_uart(AT91SAM9260_ID_US2, 3,
ATMEL_UART_CTS | ATMEL_UART_RTS);
/*
* USART3 on ttyS4 (Rx, Tx, RTS).
* Used for RS-485.
*/
at91_register_uart(AT91SAM9260_ID_US3, 4, ATMEL_UART_RTS);
/*
* USART4 on ttyS5 (Rx, Tx).
* Used for TRX433 Radio Module.
*/
at91_register_uart(AT91SAM9260_ID_US4, 5, 0);
stamp9g20_board_init();
at91_add_device_usbh(&usbh_data);
at91_add_device_udc(&udc_data);