at91sam9/at91cap: move common serial initialisation to cpu

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

6 files changed, 386 insertions, 1 deletions

diff --git a/cpu/arm926ejs/at91/Makefile b/cpu/arm926ejs/at91/Makefile
index 2d2a888e9c7..66d4d6d617d 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 00000000000..5f41f7e2150
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91cap9_serial.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+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 00000000000..43f1971ff28
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9260_serial.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+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 00000000000..c262a92ae73
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9261_serial.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+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 00000000000..107619549b3
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9263_serial.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+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 00000000000..99ce4189209
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9rl_serial.c
@@ -0,0 +1,76 @@
+/*
+ * (C) Copyright 2007-2008
+ * Stelian Pop <stelian.pop@leadtechdesign.com>
+ * Lead Tech Design <www.leadtechdesign.com>
+ *
+ * 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 <common.h>
+#include <asm/arch/at91_common.h>
+#include <asm/arch/at91_pmc.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/io.h>
+
+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
+}