at91sam9/at91cap: move common spi initialisation to cpu

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

6 files changed, 372 insertions, 5 deletions

diff --git a/cpu/arm926ejs/at91/Makefile b/cpu/arm926ejs/at91/Makefile
index 66d4d6d617..e547ab58c3 100644
--- a/cpu/arm926ejs/at91/Makefile
+++ b/cpu/arm926ejs/at91/Makefile
@@ -25,11 +25,26 @@ 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-$(CONFIG_AT91SAM9RL)	+= at91sam9rl_serial.o
+ifdef CONFIG_AT91CAP9
+COBJS-y				+= at91cap9_serial.o
+COBJS-$(CONFIG_HAS_DATAFLASH)	+= at91cap9_spi.o
+endif
+ifdef CONFIG_AT91SAM9260
+COBJS-y				+= at91sam9260_serial.o
+COBJS-$(CONFIG_HAS_DATAFLASH)	+= at91sam9260_spi.o
+endif
+ifdef CONFIG_AT91SAM9261
+COBJS-y				+= at91sam9261_serial.o
+COBJS-$(CONFIG_HAS_DATAFLASH)	+= at91sam9261_spi.o
+endif
+ifdef CONFIG_AT91SAM9263
+COBJS-y				+= at91sam9263_serial.o
+COBJS-$(CONFIG_HAS_DATAFLASH)	+= at91sam9263_spi.o
+endif
+ifdef CONFIG_AT91SAM9RL
+COBJS-y				+= at91sam9rl_serial.o
+COBJS-$(CONFIG_HAS_DATAFLASH)	+= at91sam9rl_spi.o
+endif
 COBJS-$(CONFIG_HAS_DATAFLASH)	+= spi.o
 COBJS-y	+= timer.o
 COBJS-y	+= usb.o
diff --git a/cpu/arm926ejs/at91/at91cap9_spi.c b/cpu/arm926ejs/at91/at91cap9_spi.c
new file mode 100644
index 0000000000..356a804f79
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91cap9_spi.c
@@ -0,0 +1,75 @@
+/*
+ * (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_spi0_hw_init(unsigned long cs_mask)
+{
+	at91_set_B_periph(AT91_PIN_PA0, 0);	/* SPI0_MISO */
+	at91_set_B_periph(AT91_PIN_PA1, 0);	/* SPI0_MOSI */
+	at91_set_B_periph(AT91_PIN_PA2, 0);	/* SPI0_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI0);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PA5, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PA3, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PD0, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PD1, 1);
+	}
+}
+
+void at91_spi1_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PB12, 0);	/* SPI1_MISO */
+	at91_set_A_periph(AT91_PIN_PB13, 0);	/* SPI1_MOSI */
+	at91_set_A_periph(AT91_PIN_PB14, 0);	/* SPI1_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91CAP9_ID_SPI1);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PB15, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PB16, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PB17, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PB18, 1);
+	}
+}
diff --git a/cpu/arm926ejs/at91/at91sam9260_spi.c b/cpu/arm926ejs/at91/at91sam9260_spi.c
new file mode 100644
index 0000000000..0105072daa
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9260_spi.c
@@ -0,0 +1,75 @@
+/*
+ * (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_spi0_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PA0, 0);	/* SPI0_MISO */
+	at91_set_A_periph(AT91_PIN_PA1, 0);	/* SPI0_MOSI */
+	at91_set_A_periph(AT91_PIN_PA2, 0);	/* SPI0_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_SPI0);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PA3, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PC11, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PC16, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PC17, 1);
+	}
+}
+
+void at91_spi1_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PB0, 0);	/* SPI1_MISO */
+	at91_set_A_periph(AT91_PIN_PB1, 0);	/* SPI1_MOSI */
+	at91_set_A_periph(AT91_PIN_PB2, 0);	/* SPI1_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_SPI1);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PB3, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PC5, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PC4, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PC3, 1);
+	}
+}
diff --git a/cpu/arm926ejs/at91/at91sam9261_spi.c b/cpu/arm926ejs/at91/at91sam9261_spi.c
new file mode 100644
index 0000000000..f70320d7cd
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9261_spi.c
@@ -0,0 +1,75 @@
+/*
+ * (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_spi0_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PA0, 0);	/* SPI0_MISO */
+	at91_set_A_periph(AT91_PIN_PA1, 0);	/* SPI0_MOSI */
+	at91_set_A_periph(AT91_PIN_PA2, 0);	/* SPI0_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_SPI0);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PA3, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PA4, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PA5, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PA6, 1);
+	}
+}
+
+void at91_spi1_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PB30, 0);	/* SPI1_MISO */
+	at91_set_A_periph(AT91_PIN_PB31, 0);	/* SPI1_MOSI */
+	at91_set_A_periph(AT91_PIN_PB29, 0);	/* SPI1_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_SPI1);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PB28, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PA24, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PA25, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PA26, 1);
+	}
+}
diff --git a/cpu/arm926ejs/at91/at91sam9263_spi.c b/cpu/arm926ejs/at91/at91sam9263_spi.c
new file mode 100644
index 0000000000..1dda04c974
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9263_spi.c
@@ -0,0 +1,75 @@
+/*
+ * (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_spi0_hw_init(unsigned long cs_mask)
+{
+	at91_set_B_periph(AT91_PIN_PA0, 0);	/* SPI0_MISO */
+	at91_set_B_periph(AT91_PIN_PA1, 0);	/* SPI0_MOSI */
+	at91_set_B_periph(AT91_PIN_PA2, 0);	/* SPI0_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_SPI0);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PA5, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PA3, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PA4, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PB11, 1);
+	}
+}
+
+void at91_spi1_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PB12, 0);	/* SPI1_MISO */
+	at91_set_A_periph(AT91_PIN_PB13, 0);	/* SPI1_MOSI */
+	at91_set_A_periph(AT91_PIN_PB14, 0);	/* SPI1_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_SPI1);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PB15, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PB16, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PB17, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PB18, 1);
+	}
+}
diff --git a/cpu/arm926ejs/at91/at91sam9rl_spi.c b/cpu/arm926ejs/at91/at91sam9rl_spi.c
new file mode 100644
index 0000000000..aa9c183172
--- /dev/null
+++ b/cpu/arm926ejs/at91/at91sam9rl_spi.c
@@ -0,0 +1,52 @@
+/*
+ * (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_spi0_hw_init(unsigned long cs_mask)
+{
+	at91_set_A_periph(AT91_PIN_PA25, 0);	/* SPI0_MISO */
+	at91_set_A_periph(AT91_PIN_PA26, 0);	/* SPI0_MOSI */
+	at91_set_A_periph(AT91_PIN_PA27, 0);	/* SPI0_SPCK */
+
+	/* Enable clock */
+	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_SPI);
+
+	if (cs_mask & (1 << 0)) {
+		at91_set_gpio_output(AT91_PIN_PA28, 1);
+	}
+	if (cs_mask & (1 << 1)) {
+		at91_set_gpio_output(AT91_PIN_PB7, 1);
+	}
+	if (cs_mask & (1 << 2)) {
+		at91_set_gpio_output(AT91_PIN_PD8, 1);
+	}
+	if (cs_mask & (1 << 3)) {
+		at91_set_gpio_output(AT91_PIN_PD9, 1);
+	}
+}