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authorMichael Ossmann2012-06-04 18:00:20 -0600
committerMichael Ossmann2012-06-04 18:00:20 -0600
commit3a4a6b75de1f4c217ee5cc12acf5a897f8f09186 (patch)
tree04cb34853314ff67575481848f00064fa4f8876d /examples
parente7941eace9a5a782c457bb4163e44360dd3eb900 (diff)
parentd7a7fd9d3037a5e490be3e73027a11f779d7d35c (diff)
resolved minor conflict
Diffstat (limited to 'examples')
-rw-r--r--examples/lpc43xx/Makefile.include1
-rw-r--r--examples/lpc43xx/hackrf-jellybean/jellybean_conf.h19
-rw-r--r--examples/lpc43xx/hackrf-jellybean/miniblink/miniblink.c98
-rw-r--r--examples/lpc43xx/hackrf-jellybean/ssp/Makefile24
-rw-r--r--examples/lpc43xx/hackrf-jellybean/ssp/README20
-rw-r--r--examples/lpc43xx/hackrf-jellybean/ssp/sspdemo.c99
6 files changed, 208 insertions, 53 deletions
diff --git a/examples/lpc43xx/Makefile.include b/examples/lpc43xx/Makefile.include
index 89e356d..588ddee 100644
--- a/examples/lpc43xx/Makefile.include
+++ b/examples/lpc43xx/Makefile.include
@@ -94,6 +94,7 @@ clean:
$(Q)rm -f *.hex
$(Q)rm -f *.srec
$(Q)rm -f *.list
+ $(Q)rm -f *.map
# FIXME: Replace STM32 stuff with proper LPC43XX OpenOCD support later.
ifeq ($(OOCD_SERIAL),)
diff --git a/examples/lpc43xx/hackrf-jellybean/jellybean_conf.h b/examples/lpc43xx/hackrf-jellybean/jellybean_conf.h
index a5ad8d0..dc791b3 100644
--- a/examples/lpc43xx/hackrf-jellybean/jellybean_conf.h
+++ b/examples/lpc43xx/hackrf-jellybean/jellybean_conf.h
@@ -27,9 +27,9 @@ extern "C"
#include <libopencm3/lpc43xx/scu.h>
-/************************/
-/* JellyBean SCU PinMux */
-/************************/
+/*
+ * JellyBean SCU PinMux
+ */
/* GPIO Output PinMux */
#define SCU_PINMUX_LED1 (P4_1) /* GPIO2[1] on P4_1 */
@@ -44,12 +44,17 @@ extern "C"
#define SCU_PINMUX_BOOT2 (P2_8) /* GPIO5[7] on P2_8 */
#define SCU_PINMUX_BOOT3 (P2_9) /* GPIO1[10] on P2_9 */
-/* TODO add other Pins */
+/* SSP1 Peripheral PinMux */
+#define SCU_SSP1_MISO (P1_3) /* P1_3 */
+#define SCU_SSP1_MOSI (P1_4) /* P1_4 */
+#define SCU_SSP1_SCK (P1_19) /* P1_19 */
+#define SCU_SSP1_SSEL (P1_20) /* P1_20 */
-/**********************/
-/* JellyBean GPIO Pin */
-/**********************/
+/* TODO add other Pins */
+/*
+ * JellyBean GPIO Pin
+ */
/* GPIO Output */
#define PIN_LED1 (BIT1) /* GPIO2[1] on P4_1 */
#define PIN_LED2 (BIT2) /* GPIO2[2] on P4_2 */
diff --git a/examples/lpc43xx/hackrf-jellybean/miniblink/miniblink.c b/examples/lpc43xx/hackrf-jellybean/miniblink/miniblink.c
index 2826126..b1a22fa 100644
--- a/examples/lpc43xx/hackrf-jellybean/miniblink/miniblink.c
+++ b/examples/lpc43xx/hackrf-jellybean/miniblink/miniblink.c
@@ -1,22 +1,22 @@
/*
- * This file is part of the libopencm3 project.
- *
- * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
- * Copyright (C) 2012 Michael Ossmann <mike@ossmann.com>
- *
- * This library is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This library 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 Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library. If not, see <http://www.gnu.org/licenses/>.
- */
+* This file is part of the libopencm3 project.
+*
+* Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+* Copyright (C) 2012 Michael Ossmann <mike@ossmann.com>
+*
+* This library is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This library 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 Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this library. If not, see <http://www.gnu.org/licenses/>.
+*/
#include <libopencm3/lpc43xx/gpio.h>
#include <libopencm3/lpc43xx/scu.h>
@@ -25,32 +25,38 @@
void gpio_setup(void)
{
- /* Configure SCU Pin Mux as GPIO */
- scu_pinmux(SCU_PINMUX_LED1, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_LED2, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_LED3, SCU_GPIO_FAST);
+ /* Configure SCU Pin Mux as GPIO */
+ scu_pinmux(SCU_PINMUX_LED1, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_LED2, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_LED3, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_EN1V8, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_EN1V8, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_BOOT0, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_BOOT1, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_BOOT2, SCU_GPIO_FAST);
- scu_pinmux(SCU_PINMUX_BOOT3, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT0, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT1, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT2, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT3, SCU_GPIO_FAST);
- /* Configure SCU I2C0 Peripheral (to be moved later in I2C driver) */
- SCU_SFSI2C0 = SCU_I2C0_NOMINAL;
+ /* Configure SCU I2C0 Peripheral (to be moved later in I2C driver) */
+ SCU_SFSI2C0 = SCU_I2C0_NOMINAL;
- /* Configure all GPIO as Input (safe state) */
- GPIO0_DIR = 0;
- GPIO1_DIR = 0;
- GPIO2_DIR = 0;
- GPIO3_DIR = 0;
- GPIO4_DIR = 0;
- GPIO5_DIR = 0;
- GPIO6_DIR = 0;
- GPIO7_DIR = 0;
+ /* Configure SSP1 Peripheral (to be moved later in SSP driver) */
+ scu_pinmux(SCU_SSP1_MISO, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
+ scu_pinmux(SCU_SSP1_MOSI, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
+ scu_pinmux(SCU_SSP1_SCK, (SCU_SSP_IO | SCU_CONF_FUNCTION1));
+ scu_pinmux(SCU_SSP1_SSEL, (SCU_SSP_IO | SCU_CONF_FUNCTION1));
- /* Configure GPIO as Output */
+ /* Configure all GPIO as Input (safe state) */
+ GPIO0_DIR = 0;
+ GPIO1_DIR = 0;
+ GPIO2_DIR = 0;
+ GPIO3_DIR = 0;
+ GPIO4_DIR = 0;
+ GPIO5_DIR = 0;
+ GPIO6_DIR = 0;
+ GPIO7_DIR = 0;
+
+ /* Configure GPIO as Output */
GPIO2_DIR |= (PIN_LED1|PIN_LED2|PIN_LED3); /* Configure GPIO2[1/2/8] (P4_1/2 P6_12) as output. */
GPIO3_DIR |= PIN_EN1V8; /* GPIO3[6] on P6_10 as output. */
}
@@ -62,16 +68,16 @@ int main(void)
int i;
gpio_setup();
- /* Set 1V8 */
- gpio_set(PORT_EN1V8, PIN_EN1V8);
+ /* Set 1V8 */
+ gpio_set(PORT_EN1V8, PIN_EN1V8);
/* Blink LED1/2/3 on the board and Read BOOT0/1/2/3 pins. */
while (1)
- {
- boot0 = BOOT0_STATE;
- boot1 = BOOT1_STATE;
- boot2 = BOOT2_STATE;
- boot3 = BOOT3_STATE;
+ {
+ boot0 = BOOT0_STATE;
+ boot1 = BOOT1_STATE;
+ boot2 = BOOT2_STATE;
+ boot3 = BOOT3_STATE;
gpio_set(PORT_LED1_3, (PIN_LED1|PIN_LED2|PIN_LED3)); /* LEDs on */
for (i = 0; i < 2000000; i++) /* Wait a bit. */
diff --git a/examples/lpc43xx/hackrf-jellybean/ssp/Makefile b/examples/lpc43xx/hackrf-jellybean/ssp/Makefile
new file mode 100644
index 0000000..8a3b1cc
--- /dev/null
+++ b/examples/lpc43xx/hackrf-jellybean/ssp/Makefile
@@ -0,0 +1,24 @@
+##
+## This file is part of the libopencm3 project.
+##
+## Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+##
+## This library is free software: you can redistribute it and/or modify
+## it under the terms of the GNU Lesser General Public License as published by
+## the Free Software Foundation, either version 3 of the License, or
+## (at your option) any later version.
+##
+## This library 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 Lesser General Public License for more details.
+##
+## You should have received a copy of the GNU Lesser General Public License
+## along with this library. If not, see <http://www.gnu.org/licenses/>.
+##
+
+BINARY = sspdemo
+
+LDSCRIPT = ../jellybean-lpc4330.ld
+
+include ../../Makefile.include
diff --git a/examples/lpc43xx/hackrf-jellybean/ssp/README b/examples/lpc43xx/hackrf-jellybean/ssp/README
new file mode 100644
index 0000000..9b43214
--- /dev/null
+++ b/examples/lpc43xx/hackrf-jellybean/ssp/README
@@ -0,0 +1,20 @@
+------------------------------------------------------------------------------
+README
+------------------------------------------------------------------------------
+
+This program exercises the SSP1 peripheral on Jellybean's LPC43xx.
+
+ Jellybean (connector)
+ P9 SPI
+ |-----------------|
+ | Pin2 Pin4 Pin6 |
+||------| |
+|| Pin1 |Pin3 Pin5 |
+||------|----------|
+|-------|
+
+SSP1_MISO: Jellybean P9 SPI Pin6
+SSP1_MOSI: Jellybean P9 SPI Pin4
+SSP1_SCK: Jellybean P9 SPI Pin2
+SSP1_SSEL: Jellybean P9 SPI Pin3
+GND: Can be connected to P12 SD Pin1
diff --git a/examples/lpc43xx/hackrf-jellybean/ssp/sspdemo.c b/examples/lpc43xx/hackrf-jellybean/ssp/sspdemo.c
new file mode 100644
index 0000000..388afc8
--- /dev/null
+++ b/examples/lpc43xx/hackrf-jellybean/ssp/sspdemo.c
@@ -0,0 +1,99 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2012 Benjamin Vernoux <titanmkd@gmail.com>
+ *
+ * This library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <libopencm3/lpc43xx/gpio.h>
+#include <libopencm3/lpc43xx/scu.h>
+#include <libopencm3/lpc43xx/cgu.h>
+#include <libopencm3/lpc43xx/ssp.h>
+
+#include "../jellybean_conf.h"
+
+void gpio_setup(void)
+{
+ /* Configure SCU Pin Mux as GPIO */
+ scu_pinmux(SCU_PINMUX_LED1, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_LED2, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_LED3, SCU_GPIO_FAST);
+
+ scu_pinmux(SCU_PINMUX_EN1V8, SCU_GPIO_FAST);
+
+ scu_pinmux(SCU_PINMUX_BOOT0, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT1, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT2, SCU_GPIO_FAST);
+ scu_pinmux(SCU_PINMUX_BOOT3, SCU_GPIO_FAST);
+
+ /* Configure SSP1 Peripheral (to be moved later in SSP driver) */
+ scu_pinmux(SCU_SSP1_MISO, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
+ scu_pinmux(SCU_SSP1_MOSI, (SCU_SSP_IO | SCU_CONF_FUNCTION5));
+ scu_pinmux(SCU_SSP1_SCK, (SCU_SSP_IO | SCU_CONF_FUNCTION1));
+ scu_pinmux(SCU_SSP1_SSEL, (SCU_SSP_IO | SCU_CONF_FUNCTION1));
+
+ /* Configure all GPIO as Input (safe state) */
+ GPIO0_DIR = 0;
+ GPIO1_DIR = 0;
+ GPIO2_DIR = 0;
+ GPIO3_DIR = 0;
+ GPIO4_DIR = 0;
+ GPIO5_DIR = 0;
+ GPIO6_DIR = 0;
+ GPIO7_DIR = 0;
+
+ /* Configure GPIO as Output */
+ GPIO2_DIR |= (PIN_LED1|PIN_LED2|PIN_LED3); /* Configure GPIO2[1/2/8] (P4_1/2 P6_12) as output. */
+ GPIO3_DIR |= PIN_EN1V8; /* GPIO3[6] on P6_10 as output. */
+}
+
+int main(void)
+{
+ int i;
+ u8 ssp_val;
+ u8 serial_clock_rate;
+
+ gpio_setup();
+
+ /* FIX Me freq */
+ serial_clock_rate = 128;
+
+ ssp_init(SSP1_NUM,
+ SSP_DATA_8BITS,
+ SSP_FRAME_SPI,
+ SSP_CPOL_0_CPHA_0,
+ serial_clock_rate,
+ SSP_MODE_NORMAL,
+ SSP_MASTER,
+ SSP_SLAVE_OUT_ENABLE);
+
+ ssp_val = 0x0;
+
+ while (1) {
+
+ ssp_write(SSP1_NUM, (u16)ssp_val);
+
+ gpio_set(GPIO2, GPIOPIN1); /* LED on */
+
+ for (i = 0; i < 1000; i++) /* Wait a bit. */
+ __asm__("nop");
+
+ gpio_clear(GPIO2, GPIOPIN1); /* LED off */
+
+ ssp_val++;
+ }
+
+ return 0;
+}