From d87853dac53ee622f11697676be689b28d81a4cf Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Thu, 1 Jan 2015 13:55:53 -0600
Subject: DK_TM4C129X:  Add some GPIO pin definitions

---
 nuttx/configs/dk-tm4c129x/include/board.h   | 50 ++++++++++++++++++++++++-----
 nuttx/configs/dk-tm4c129x/src/dk-tm4c129x.h | 16 +++++++++
 2 files changed, 58 insertions(+), 8 deletions(-)

diff --git a/nuttx/configs/dk-tm4c129x/include/board.h b/nuttx/configs/dk-tm4c129x/include/board.h
index 7c9c4f85d..b9f23ac76 100644
--- a/nuttx/configs/dk-tm4c129x/include/board.h
+++ b/nuttx/configs/dk-tm4c129x/include/board.h
@@ -156,24 +156,58 @@
 #define BUTTON_SW4_BIT    (1 << BUTTON_SW4)
 
 /* Pin Multiplexing Disambiguation **************************************************/
-/* USARTs */
+/* UARTs
+ *
+ *   UART0: PA0, PA1 (fixed configuration)
+ */
+
+/* SSI:
+ *
+ *   SSI0: PA2-5 are used for SSI0 to the second booster pack (fixed configuration)
+ *   SSI3: PF0/PF4-5/PH4/PQ0-2 are used for the SPI flash (on-board and SD card).
+ *         PH4 selects the SD card and PQ1 selects the on-board SPI flash.
+ */
+
+#define GPIO_SSI3_CLK     GPIO_SSI3_CLK_2
+#define GPIO_SSI3_FSS     GPIO_SSI3_FSS_2
+#define GPIO_SSI3_XDAT0   GPIO_SSI3_XDAT0_2
+#define GPIO_SSI3_XDAT1   GPIO_SSI3_XDAT1_1
+#define GPIO_SSI3_XDAT2   GPIO_SSI3_XDAT2_1
+#define GPIO_SSI3_XDAT3   GPIO_SSI3_XDAT3_1
+
+/* I2C:
+ *
+ *   I2C6: PB6-7 are used for I2C to the TMP100 and the EM connector.
+ */
+
+#define GPIO_I2C6_SCL     GPIO_I2C6_SCL_2
+#define GPIO_I2C6_SDA     GPIO_I2C6_SDA_2
+
+/* USB:
+ *
+ *   PB0-1/PD6-7/PL6-7 are used for USB (Only PD6-7 are not fixed configuration)
+ */
 
-#define GPIO_UART1_CTS    GPIO_UART1_CTS_1
-#define GPIO_UART1_RTS    GPIO_UART1_RTS_1
-#define GPIO_UART1_RX     GPIO_UART1_RX_1
-#define GPIO_UART1_TX     GPIO_UART1_TX_1
+#define GPIO_USB0_EPEN   GPIO_USB0_EPEN_3
+#define GPIO_USB0_PFLT   GPIO_USB0_PFLT_2
 
 /* Ethernet LEDs
  *
- *   PK4/EN0RXD3/LED0
- *   PK6/EN0TXD2/LED1
- *   PF1/LED2
+ *    PF1/PK4/PK6 are used for Ethernet LEDs.
+ *      PK4/EN0RXD3/LED0
+ *      PK6/EN0TXD2/LED1
+ *      PF1/LED2
  */
 
 #  define GPIO_EN0_LED0   GPIO_EN0_LED0_2
 #  define GPIO_EN0_LED1   GPIO_EN0_LED1_2
 #  define GPIO_EN0_LED2   GPIO_EN0_LED2_1
 
+/* LCD
+ *
+ *   PF6-7/PJ6/PS4-5/PR0-7 are used for the LCD (fixed configuration).
+ */
+
 /************************************************************************************
  * Public Function Prototypes
  ************************************************************************************/
diff --git a/nuttx/configs/dk-tm4c129x/src/dk-tm4c129x.h b/nuttx/configs/dk-tm4c129x/src/dk-tm4c129x.h
index 7a8b7f6d8..148b56981 100644
--- a/nuttx/configs/dk-tm4c129x/src/dk-tm4c129x.h
+++ b/nuttx/configs/dk-tm4c129x/src/dk-tm4c129x.h
@@ -100,6 +100,22 @@
 
 #define IRQ_SW4    TIVA_IRQ_GPIOP_1
 
+/* SPI Chip selects ****************************************************************/
+/*   SSI0: PA3 is used for SSI0 chip select to the second booster pack
+ *   SSI3: PH4 selects the SD card and PQ1 selects the on-board SPI flash.
+ */
+
+#define GPIO_BSTR_CS (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
+                      GPIO_VALUE_ONE | GPIO_PORTA | GPIO_PIN_3)
+#define GPIO_SD_CS   (GPIO_FUNC_OUTPUT | GPIO_PADTYPE_STDWPU | GPIO_STRENGTH_4MA | \
+                      GPIO_VALUE_ONE | GPIO_PORTH | GPIO_PIN_4)
+
+/* Speaker outputs *****************************************************************/
+/* PB2/PD4 are used for the speaker output */
+
+/* Touchscreen *********************************************************************/
+/* PE7/PP7/PT2-3 are used for the touch screen */
+
 /************************************************************************************
  * Public Functions
  ************************************************************************************/
-- 
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