diff options
| author | David Brownell <david-b@pacbell.net> | 2007-01-23 20:14:02 -0800 |
|---|---|---|
| committer | Haavard Skinnemoen <hskinnemoen@atmel.com> | 2007-02-09 15:01:57 +0100 |
| commit | a3d912c8fa709c4078ceaabf4d71001190e19325 (patch) | |
| tree | 58a492ce454a6412bb63710decc56f741981ede7 /arch | |
| parent | 914ab06279f15d3f368f4fae74db58fdcf03a2ed (diff) | |
| download | op-kernel-dev-a3d912c8fa709c4078ceaabf4d71001190e19325.zip op-kernel-dev-a3d912c8fa709c4078ceaabf4d71001190e19325.tar.gz | |
[AVR32] fix serial port setup on ATSTK1000
Fixes to USART setup on the stk-1000 ... don't configure USART 2, since
its TXD/RXD are used for INT-A and INT-B buttons; and configure USART 0
(for IRDA, and with corrected IRQ) iff SW2 has a non-default setting.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/avr32/boards/atstk1000/atstk1002.c | 16 | ||||
| -rw-r--r-- | arch/avr32/mach-at32ap/at32ap7000.c | 4 |
2 files changed, 15 insertions, 5 deletions
diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c index 32b361f..3787d6b 100644 --- a/arch/avr32/boards/atstk1000/atstk1002.c +++ b/arch/avr32/boards/atstk1000/atstk1002.c @@ -20,6 +20,9 @@ #include <asm/arch/board.h> #include <asm/arch/init.h> + +#define SW2_DEFAULT /* MMCI and UART_A available */ + struct eth_addr { u8 addr[6]; }; @@ -86,9 +89,13 @@ static void __init set_hw_addr(struct platform_device *pdev) void __init setup_board(void) { - at32_map_usart(1, 0); /* /dev/ttyS0 */ - at32_map_usart(2, 1); /* /dev/ttyS1 */ - at32_map_usart(3, 2); /* /dev/ttyS2 */ +#ifdef SW2_DEFAULT + at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */ +#else + at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */ +#endif + /* USART 2/unused: expansion connector */ + at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */ at32_setup_serial_console(0); } @@ -97,8 +104,11 @@ static int __init atstk1002_init(void) { at32_add_system_devices(); +#ifdef SW2_DEFAULT at32_add_device_usart(0); +#else at32_add_device_usart(1); +#endif at32_add_device_usart(2); set_hw_addr(at32_add_device_eth(0, ð_data[0])); diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c index 48f4ef3..175853a 100644 --- a/arch/avr32/mach-at32ap/at32ap7000.c +++ b/arch/avr32/mach-at32ap/at32ap7000.c @@ -521,7 +521,7 @@ static struct atmel_uart_data atmel_usart0_data = { }; static struct resource atmel_usart0_resource[] = { PBMEM(0xffe00c00), - IRQ(7), + IRQ(6), }; DEFINE_DEV_DATA(atmel_usart, 0); DEV_CLK(usart, atmel_usart0, pba, 4); @@ -583,7 +583,7 @@ static inline void configure_usart3_pins(void) select_peripheral(PB(17), PERIPH_B, 0); /* TXD */ } -static struct platform_device *at32_usarts[4]; +static struct platform_device *__initdata at32_usarts[4]; void __init at32_map_usart(unsigned int hw_id, unsigned int line) { |
