From: Andrew Victor Date: Sat, 24 May 2008 17:10:26 +0000 (+0100) Subject: [ARM] 5059/1: [AT91] Convert to new-style UART initialization X-Git-Tag: v2.6.27-rc1~850^2~2^2~7 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19750336d4cc3a171a5aa5f9a258fb81066cc45e;p=linux-2.6 [ARM] 5059/1: [AT91] Convert to new-style UART initialization Convert the following AT91RM9200-based boards to the new-style UART initialization: - Conitec ARM&EVA - Atmel AT91RM9200-DK - Embest ATEB9200 - Atmel AT91RM9200-EK - KwikByte KB920x Signed-off-by: Andrew Victor Signed-off-by: Russell King --- diff --git a/arch/arm/mach-at91/board-carmeva.c b/arch/arm/mach-at91/board-carmeva.c index 0f0878294a..9854fc3dd1 100644 --- a/arch/arm/mach-at91/board-carmeva.c +++ b/arch/arm/mach-at91/board-carmeva.c @@ -40,24 +40,21 @@ #include "generic.h" -/* - * Serial port configuration. - * 0 .. 3 = USART0 .. USART3 - * 4 = DBGU - */ -static struct at91_uart_config __initdata carmeva_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 2, - .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ -}; - static void __init carmeva_map_io(void) { /* Initialize processor: 20.000 MHz crystal */ at91rm9200_initialize(20000000, AT91RM9200_BGA); - /* Setup the serial ports and console */ - at91_init_serial(&carmeva_uart_config); + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); } static void __init carmeva_init_irq(void) diff --git a/arch/arm/mach-at91/board-csb637.c b/arch/arm/mach-at91/board-csb637.c index 419fd19b62..bb1a5474dd 100644 --- a/arch/arm/mach-at91/board-csb637.c +++ b/arch/arm/mach-at91/board-csb637.c @@ -45,10 +45,10 @@ static void __init csb637_map_io(void) /* Initialize processor: 3.6864 MHz crystal */ at91rm9200_initialize(3686400, AT91RM9200_BGA); - /* DBGU on ttyS0 */ + /* DBGU on ttyS0. (Rx & Tx only) */ at91_register_uart(0, 0, 0); - /* make console=ttyS0 the default */ + /* make console=ttyS0 (ie, DBGU) the default */ at91_set_serial_console(0); } diff --git a/arch/arm/mach-at91/board-dk.c b/arch/arm/mach-at91/board-dk.c index c1a813c716..dab958d259 100644 --- a/arch/arm/mach-at91/board-dk.c +++ b/arch/arm/mach-at91/board-dk.c @@ -45,17 +45,6 @@ #include "generic.h" -/* - * Serial port configuration. - * 0 .. 3 = USART0 .. USART3 - * 4 = DBGU - */ -static struct at91_uart_config __initdata dk_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 2, - .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ -}; - static void __init dk_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ @@ -64,8 +53,16 @@ static void __init dk_map_io(void) /* Setup the LEDs */ at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2); - /* Setup the serial ports and console */ - at91_init_serial(&dk_uart_config); + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); } static void __init dk_init_irq(void) @@ -163,7 +160,7 @@ static struct at91_nand_data __initdata dk_nand_data = { #define DK_FLASH_SIZE 0x200000 static struct physmap_flash_data dk_flash_data = { - .width = 2, + .width = 2, }; static struct resource dk_flash_resource = { diff --git a/arch/arm/mach-at91/board-eb9200.c b/arch/arm/mach-at91/board-eb9200.c index af1a1d8ecc..3fe054e005 100644 --- a/arch/arm/mach-at91/board-eb9200.c +++ b/arch/arm/mach-at91/board-eb9200.c @@ -40,24 +40,24 @@ #include "generic.h" -/* - * Serial port configuration. - * 0 .. 3 = USART0 .. USART3 - * 4 = DBGU - */ -static struct at91_uart_config __initdata eb9200_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 2, - .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ -}; - static void __init eb9200_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ at91rm9200_initialize(18432000, AT91RM9200_BGA); - /* Setup the serial ports and console */ - at91_init_serial(&eb9200_uart_config); + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* USART2 on ttyS2. (Rx, Tx) - IRDA */ + at91_register_uart(AT91RM9200_ID_US2, 2, 0); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); } static void __init eb9200_init_irq(void) diff --git a/arch/arm/mach-at91/board-ek.c b/arch/arm/mach-at91/board-ek.c index 0574e50a30..74aa4325ea 100644 --- a/arch/arm/mach-at91/board-ek.c +++ b/arch/arm/mach-at91/board-ek.c @@ -45,17 +45,6 @@ #include "generic.h" -/* - * Serial port configuration. - * 0 .. 3 = USART0 .. USART3 - * 4 = DBGU - */ -static struct at91_uart_config __initdata ek_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 2, - .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */ -}; - static void __init ek_map_io(void) { /* Initialize processor: 18.432 MHz crystal */ @@ -64,8 +53,16 @@ static void __init ek_map_io(void) /* Setup the LEDs */ at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2); - /* Setup the serial ports and console */ - at91_init_serial(&ek_uart_config); + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */ + at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS + | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD + | ATMEL_UART_RI); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); } static void __init ek_init_irq(void) @@ -122,7 +119,7 @@ static struct i2c_board_info __initdata ek_i2c_devices[] = { #define EK_FLASH_SIZE 0x200000 static struct physmap_flash_data ek_flash_data = { - .width = 2, + .width = 2, }; static struct resource ek_flash_resource = { diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c index 4b39b9cda7..cb065febd9 100644 --- a/arch/arm/mach-at91/board-kb9202.c +++ b/arch/arm/mach-at91/board-kb9202.c @@ -37,19 +37,10 @@ #include #include -#include "generic.h" +#include +#include "generic.h" -/* - * Serial port configuration. - * 0 .. 3 = USART0 .. USART3 - * 4 = DBGU - */ -static struct at91_uart_config __initdata kb9202_uart_config = { - .console_tty = 0, /* ttyS0 */ - .nr_tty = 3, - .tty_map = { 4, 0, 1, -1, -1 } /* ttyS0, ..., ttyS4 */ -}; static void __init kb9202_map_io(void) { @@ -59,8 +50,20 @@ static void __init kb9202_map_io(void) /* Set up the LEDs */ at91_init_leds(AT91_PIN_PC19, AT91_PIN_PC18); - /* Setup the serial ports and console */ - at91_init_serial(&kb9202_uart_config); + /* DBGU on ttyS0. (Rx & Tx only) */ + at91_register_uart(0, 0, 0); + + /* USART0 on ttyS1 (Rx & Tx only) */ + at91_register_uart(AT91RM9200_ID_US0, 1, 0); + + /* USART1 on ttyS2 (Rx & Tx only) - IRDA (optional) */ + at91_register_uart(AT91RM9200_ID_US1, 2, 0); + + /* USART3 on ttyS3 (Rx, Tx, CTS, RTS) - RS485 (optional) */ + at91_register_uart(AT91RM9200_ID_US3, 3, ATMEL_UART_CTS | ATMEL_UART_RTS); + + /* set serial console to ttyS0 (ie, DBGU) */ + at91_set_serial_console(0); } static void __init kb9202_init_irq(void)