summaryrefslogtreecommitdiff
path: root/nuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h
diff options
context:
space:
mode:
Diffstat (limited to 'nuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h')
-rwxr-xr-xnuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h136
1 files changed, 136 insertions, 0 deletions
diff --git a/nuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h b/nuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h
new file mode 100755
index 000000000..0c21e5d4b
--- /dev/null
+++ b/nuttx/configs/lm3s8962-ek/src/lm3s8962ek_internal.h
@@ -0,0 +1,136 @@
+/************************************************************************************
+ * configs/lm3s8962-ek/src/lm3s8962ek_internal.h
+ * arch/arm/src/board/lm3s8962ek_internal.n
+ *
+ * Copyright (C) 2010 Gregory Nutt. All rights reserved.
+ * Author: Gregory Nutt <spudmonkey@racsa.co.cr>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. Neither the name NuttX nor the names of its contributors may be
+ * used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ ************************************************************************************/
+
+#ifndef __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H
+#define __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H
+
+/************************************************************************************
+ * Included Files
+ ************************************************************************************/
+
+#include <nuttx/config.h>
+#include <nuttx/compiler.h>
+
+#include "chip.h"
+
+/************************************************************************************
+ * Definitions
+ ************************************************************************************/
+
+/* How many SSI modules does this chip support? The LM3S8962 supports 1 SSI
+ * module (others may support more than 2 -- in such case, the following must be
+ * expanded).
+ */
+
+#if LM3S_NSSI == 0
+# undef CONFIG_SSI0_DISABLE
+# define CONFIG_SSI0_DISABLE 1
+# undef CONFIG_SSI1_DISABLE
+# define CONFIG_SSI1_DISABLE 1
+#elif LM3S_NSSI == 1
+# undef CONFIG_SSI1_DISABLE
+# define CONFIG_SSI1_DISABLE 1
+#endif
+
+/* LM3S8962 Eval Kit ***************************************************************/
+
+/* GPIO Usage
+ *
+ * PIN SIGNAL EVB Function
+ * --- ----------- ---------------------------------------
+ * 26 PA0/U0RX Virtual COM port receive
+ * 27 PA1/U0TX Virtual COM port transmit
+ * 10 PD0/IDX0 SD card chip select
+ * 11 PD1/PWM1 Sound
+ * 30 PA4/SSI0RX SD card data out
+ * 31 PA5/SSI0TX SD card and OLED display data in
+ * 28 PA2/SSI0CLK SD card and OLED display clock
+ * 22 PC7/PHB0 OLED display data/control select
+ * 29 PA3/SSI0FSS OLED display chip select
+ * 73 PE1/PWM5 Down switch
+ * 74 PE2/PHB1 Left switch
+ * 72 PE0/PWM4 Up switch
+ * 75 PE3/PHA1 Right switch
+ * 61 PF1/IDX1 Select switch
+ * 47 PF0/PWM0 User LED
+ * 23 PC6/CCP3 Enable +15 V
+ */
+
+/* GPIO for microSD card chip select:
+ * - PD0: SD card chip select (CARDCSn)
+ */
+
+#define SDCCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
+ GPIO_VALUE_ONE | GPIO_PORTD | 0)
+
+/* GPIO for single LED:
+ * - PF0: User LED
+ */
+
+#define LED_GPIO (GPIO_FUNC_OUTPUT | GPIO_VALUE_ONE | GPIO_PORTF | 0)
+
+/* GPIOs for OLED:
+ * - PC7: OLED display data/control select (D/Cn)
+ * - PA3: OLED display chip select (CSn)
+ * - PC6: Enable +15V needed by OLED (EN+15V)
+ */
+
+#define OLEDDC_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \
+ GPIO_VALUE_ONE | GPIO_PORTC | 7)
+#define OLEDCS_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
+ GPIO_VALUE_ONE | GPIO_PORTA | 3)
+#define OLEDEN_GPIO (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STD | GPIO_STRENGTH_8MA | \
+ GPIO_VALUE_ONE | GPIO_PORTC | 6)
+
+/************************************************************************************
+ * Public Functions
+ ************************************************************************************/
+
+#ifndef __ASSEMBLY__
+
+/************************************************************************************
+ * Name: lm3s_ssiinitialize
+ *
+ * Description:
+ * Called to configure SPI chip select GPIO pins for the LM3S8962 Eval Kit.
+ *
+ ************************************************************************************/
+
+extern void weak_function lm3s_ssiinitialize(void);
+
+#endif /* __ASSEMBLY__ */
+#endif /* __CONFIGS_LM3S8962_EK_SRC_LM3S8962EK_INTERNAL_H */
+