From 1332a2a0694c8e10a5bade397cf83645b2c3fd7e Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Sat, 21 Mar 2009 21:07:59 +0100 Subject: [PATCH] at91sam9/at91cap: move common serial initialisation to cpu Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- board/afeb9260/afeb9260.c | 30 +-------- board/atmel/at91cap9adk/at91cap9adk.c | 30 +-------- board/atmel/at91sam9260ek/at91sam9260ek.c | 30 +-------- board/atmel/at91sam9261ek/at91sam9261ek.c | 30 +-------- board/atmel/at91sam9263ek/at91sam9263ek.c | 30 +-------- board/atmel/at91sam9rlek/at91sam9rlek.c | 30 +-------- cpu/arm926ejs/at91/Makefile | 7 ++- cpu/arm926ejs/at91/at91cap9_serial.c | 76 +++++++++++++++++++++++ cpu/arm926ejs/at91/at91sam9260_serial.c | 76 +++++++++++++++++++++++ cpu/arm926ejs/at91/at91sam9261_serial.c | 76 +++++++++++++++++++++++ cpu/arm926ejs/at91/at91sam9263_serial.c | 76 +++++++++++++++++++++++ cpu/arm926ejs/at91/at91sam9rl_serial.c | 76 +++++++++++++++++++++++ include/asm-arm/arch-at91/at91_common.h | 34 ++++++++++ 13 files changed, 432 insertions(+), 169 deletions(-) create mode 100644 cpu/arm926ejs/at91/at91cap9_serial.c create mode 100644 cpu/arm926ejs/at91/at91sam9260_serial.c create mode 100644 cpu/arm926ejs/at91/at91sam9261_serial.c create mode 100644 cpu/arm926ejs/at91/at91sam9263_serial.c create mode 100644 cpu/arm926ejs/at91/at91sam9rl_serial.c create mode 100644 include/asm-arm/arch-at91/at91_common.h diff --git a/board/afeb9260/afeb9260.c b/board/afeb9260/afeb9260.c index 32445ab740..dd29d91631 100644 --- a/board/afeb9260/afeb9260.c +++ b/board/afeb9260/afeb9260.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -44,33 +45,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void afeb9260_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PB4, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PB5, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PB6, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PB7, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PB8, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PB9, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PB14, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PB15, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - static void afeb9260_nand_hw_init(void) { unsigned long csa; @@ -201,7 +175,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - afeb9260_serial_hw_init(); + at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND afeb9260_nand_hw_init(); #endif diff --git a/board/atmel/at91cap9adk/at91cap9adk.c b/board/atmel/at91cap9adk/at91cap9adk.c index f7d68b705e..18a0e9d6f4 100644 --- a/board/atmel/at91cap9adk/at91cap9adk.c +++ b/board/atmel/at91cap9adk/at91cap9adk.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -47,33 +48,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void at91cap9_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PA22, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PA23, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - static void at91cap9_slowclock_hw_init(void) { /* @@ -367,7 +341,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - at91cap9_serial_hw_init(); + at91_serial_hw_init(); at91cap9_slowclock_hw_init(); at91cap9_nor_hw_init(); #ifdef CONFIG_CMD_NAND diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c index ef99b8b0d5..985daf7fb5 100644 --- a/board/atmel/at91sam9260ek/at91sam9260ek.c +++ b/board/atmel/at91sam9260ek/at91sam9260ek.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -43,33 +44,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void at91sam9260ek_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PB4, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PB5, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PB6, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PB7, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PB8, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PB9, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PB14, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PB15, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - #ifdef CONFIG_CMD_NAND static void at91sam9260ek_nand_hw_init(void) { @@ -217,7 +191,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - at91sam9260ek_serial_hw_init(); + at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND at91sam9260ek_nand_hw_init(); #endif diff --git a/board/atmel/at91sam9261ek/at91sam9261ek.c b/board/atmel/at91sam9261ek/at91sam9261ek.c index 14f236da23..5fe3d3f16d 100644 --- a/board/atmel/at91sam9261ek/at91sam9261ek.c +++ b/board/atmel/at91sam9261ek/at91sam9261ek.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -43,33 +44,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void at91sam9261ek_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PC8, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PC9, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PC12, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PC13, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PC14, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PC15, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PA9, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PA10, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - #ifdef CONFIG_CMD_NAND static void at91sam9261ek_nand_hw_init(void) { @@ -250,7 +224,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - at91sam9261ek_serial_hw_init(); + at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND at91sam9261ek_nand_hw_init(); #endif diff --git a/board/atmel/at91sam9263ek/at91sam9263ek.c b/board/atmel/at91sam9263ek/at91sam9263ek.c index ebd464976c..37634a8f26 100644 --- a/board/atmel/at91sam9263ek/at91sam9263ek.c +++ b/board/atmel/at91sam9263ek/at91sam9263ek.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -46,33 +47,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void at91sam9263ek_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PA26, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PA27, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - #ifdef CONFIG_CMD_NAND static void at91sam9263ek_nand_hw_init(void) { @@ -301,7 +275,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - at91sam9263ek_serial_hw_init(); + at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND at91sam9263ek_nand_hw_init(); #endif diff --git a/board/atmel/at91sam9rlek/at91sam9rlek.c b/board/atmel/at91sam9rlek/at91sam9rlek.c index b6fef9d6f5..26395a251b 100644 --- a/board/atmel/at91sam9rlek/at91sam9rlek.c +++ b/board/atmel/at91sam9rlek/at91sam9rlek.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -43,33 +44,6 @@ DECLARE_GLOBAL_DATA_PTR; * Miscelaneous platform dependent initialisations */ -static void at91sam9rlek_serial_hw_init(void) -{ -#ifdef CONFIG_USART0 - at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */ - at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US0); -#endif - -#ifdef CONFIG_USART1 - at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */ - at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US1); -#endif - -#ifdef CONFIG_USART2 - at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */ - at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US2); -#endif - -#ifdef CONFIG_USART3 /* DBGU */ - at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */ - at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */ - at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); -#endif -} - #ifdef CONFIG_CMD_NAND static void at91sam9rlek_nand_hw_init(void) { @@ -223,7 +197,7 @@ int board_init(void) /* adress of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; - at91sam9rlek_serial_hw_init(); + at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND at91sam9rlek_nand_hw_init(); #endif diff --git a/cpu/arm926ejs/at91/Makefile b/cpu/arm926ejs/at91/Makefile index 2d2a888e9c..66d4d6d617 100644 --- a/cpu/arm926ejs/at91/Makefile +++ b/cpu/arm926ejs/at91/Makefile @@ -25,8 +25,13 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(SOC).a +COBJS-$(CONFIG_AT91CAP9) += at91cap9_serial.o +COBJS-$(CONFIG_AT91SAM9260) += at91sam9260_serial.o +COBJS-$(CONFIG_AT91SAM9261) += at91sam9261_serial.o +COBJS-$(CONFIG_AT91SAM9263) += at91sam9263_serial.o +COBJS-$(CONFIG_AT91SAM9RL) += at91sam9rl_serial.o +COBJS-$(CONFIG_HAS_DATAFLASH) += spi.o COBJS-y += timer.o -COBJS-$(CONFIG_HAS_DATAFLASH) +=spi.o COBJS-y += usb.o SOBJS = lowlevel_init.o diff --git a/cpu/arm926ejs/at91/at91cap9_serial.c b/cpu/arm926ejs/at91/at91cap9_serial.c new file mode 100644 index 0000000000..5f41f7e215 --- /dev/null +++ b/cpu/arm926ejs/at91/at91cap9_serial.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA22, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PA23, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} diff --git a/cpu/arm926ejs/at91/at91sam9260_serial.c b/cpu/arm926ejs/at91/at91sam9260_serial.c new file mode 100644 index 0000000000..43f1971ff2 --- /dev/null +++ b/cpu/arm926ejs/at91/at91sam9260_serial.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB4, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PB5, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB6, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PB7, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB8, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PB9, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PB14, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PB15, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} diff --git a/cpu/arm926ejs/at91/at91sam9261_serial.c b/cpu/arm926ejs/at91/at91sam9261_serial.c new file mode 100644 index 0000000000..c262a92ae7 --- /dev/null +++ b/cpu/arm926ejs/at91/at91sam9261_serial.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC8, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PC9, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC12, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PC13, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC14, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PC15, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA9, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PA10, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} diff --git a/cpu/arm926ejs/at91/at91sam9263_serial.c b/cpu/arm926ejs/at91/at91sam9263_serial.c new file mode 100644 index 0000000000..107619549b --- /dev/null +++ b/cpu/arm926ejs/at91/at91sam9263_serial.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA26, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PA27, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PD0, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PD1, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PD2, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PD3, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PC30, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PC31, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} diff --git a/cpu/arm926ejs/at91/at91sam9rl_serial.c b/cpu/arm926ejs/at91/at91sam9rl_serial.c new file mode 100644 index 0000000000..99ce418920 --- /dev/null +++ b/cpu/arm926ejs/at91/at91sam9rl_serial.c @@ -0,0 +1,76 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include +#include +#include +#include + +void at91_serial0_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA6, 1); /* TXD0 */ + at91_set_A_periph(AT91_PIN_PA7, 0); /* RXD0 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US0); +} + +void at91_serial1_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA11, 1); /* TXD1 */ + at91_set_A_periph(AT91_PIN_PA12, 0); /* RXD1 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US1); +} + +void at91_serial2_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA13, 1); /* TXD2 */ + at91_set_A_periph(AT91_PIN_PA14, 0); /* RXD2 */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_US2); +} + +void at91_serial3_hw_init(void) +{ + at91_set_A_periph(AT91_PIN_PA21, 0); /* DRXD */ + at91_set_A_periph(AT91_PIN_PA22, 1); /* DTXD */ + at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS); +} + +void at91_serial_hw_init(void) +{ +#ifdef CONFIG_USART0 + at91_serial0_hw_init(); +#endif + +#ifdef CONFIG_USART1 + at91_serial1_hw_init(); +#endif + +#ifdef CONFIG_USART2 + at91_serial2_hw_init(); +#endif + +#ifdef CONFIG_USART3 /* DBGU */ + at91_serial3_hw_init(); +#endif +} diff --git a/include/asm-arm/arch-at91/at91_common.h b/include/asm-arm/arch-at91/at91_common.h new file mode 100644 index 0000000000..2ac241fd5b --- /dev/null +++ b/include/asm-arm/arch-at91/at91_common.h @@ -0,0 +1,34 @@ +/* + * (C) Copyright 2007-2008 + * Stelian Pop + * Lead Tech Design + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef AT91_COMMON_H +#define AT91_COMMON_H + +void at91_serial_hw_init(void); +void at91_serial0_hw_init(void); +void at91_serial1_hw_init(void); +void at91_serial2_hw_init(void); +void at91_serial3_hw_init(void); + +#endif /* AT91_COMMON_H */ -- 2.25.1