diff options
Diffstat (limited to 'nuttx/configs/stm3220g-eval/src/stm3220g-internal.h')
| -rw-r--r-- | nuttx/configs/stm3220g-eval/src/stm3220g-internal.h | 178 |
1 files changed, 175 insertions, 3 deletions
diff --git a/nuttx/configs/stm3220g-eval/src/stm3220g-internal.h b/nuttx/configs/stm3220g-eval/src/stm3220g-internal.h index 187040ed5..dcb7c7e1b 100644 --- a/nuttx/configs/stm3220g-eval/src/stm3220g-internal.h +++ b/nuttx/configs/stm3220g-eval/src/stm3220g-internal.h @@ -127,9 +127,51 @@ # endif #endif -/**************************************************************************************************** - * Public Types - ****************************************************************************************************/ +/* USB OTG FS + * + * PA9 VBUS_FS + * PH5 OTG_FS_PowerSwitchOn + * PF11 OTG_FS_Overcurrent + */ + +#define GPIO_OTGFS_VBUS (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_OPENDRAIN|GPIO_PORTA|GPIO_PIN9) +#define GPIO_OTGFS_PWRON (GPIO_OUTPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTH|GPIO_PIN5) +#define GPIO_OTGFS_OVER (GPIO_INPUT|GPIO_FLOAT|GPIO_SPEED_100MHz|GPIO_PUSHPULL|GPIO_PORTF|GPIO_PIN11) + +/* The STM3220G-EVAL has two STMPE11QTR I/O expanders on board both connected + * to the STM32 via I2C1. They share a common interrupt line: PI2. + * + * STMPE11 U24, I2C address 0x41 (7-bit) + * ------ ---- ---------------- -------------------------------------------- + * STPE11 PIN BOARD SIGNAL BOARD CONNECTION + * ------ ---- ---------------- -------------------------------------------- + * Y- TouchScreen_Y- LCD Connector XL + * X- TouchScreen_X- LCD Connector XR + * Y+ TouchScreen_Y+ LCD Connector XD + * X+ TouchScreen_X+ LCD Connector XU + * IN3 EXP_IO9 + * IN2 EXP_IO10 + * IN1 EXP_IO11 + * IN0 EXP_IO12 + * + * STMPE11 U29, I2C address 0x44 (7-bit) + * ------ ---- ---------------- -------------------------------------------- + * STPE11 PIN BOARD SIGNAL BOARD CONNECTION + * ------ ---- ---------------- -------------------------------------------- + * Y- EXP_IO1 + * X- EXP_IO2 + * Y+ EXP_IO3 + * X+ EXP_IO4 + * IN3 EXP_IO5 + * IN2 EXP_IO6 + * IN1 EXP_IO7 + * IN0 EXP_IO8 + */ + +#define STMPE11_ADDR1 0x41 +#define STMPE11_ADDR2 0x44 + +#define GPIO_IO_EXPANDER (GPIO_INPUT|GPIO_FLOAT|GPIO_EXTI|GPIO_PORTI|GPIO_PIN2) /* GPIO settings that will be altered when external memory is selected: * @@ -147,6 +189,10 @@ */ /**************************************************************************************************** + * Public Types + ****************************************************************************************************/ + +/**************************************************************************************************** * Public data ****************************************************************************************************/ @@ -176,6 +222,132 @@ void weak_function stm32_spiinitialize(void); void weak_function stm32_usbinitialize(void); +/************************************************************************************ + * Name: stm32_extmemgpios + * + * Description: + * Initialize GPIOs for external memory usage + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_extmemgpios(const uint32_t *gpios, int ngpios); +#endif + +/************************************************************************************ + * Name: stm32_extmemaddr + * + * Description: + * Initialize adress line GPIOs for external memory access + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_extmemaddr(int naddrs); +#endif + +/************************************************************************************ + * Name: stm32_extmemdata + * + * Description: + * Initialize data line GPIOs for external memory access + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_extmemdata(int ndata); +#endif + +/************************************************************************************ + * Name: stm32_enablefsmc + * + * Description: + * enable clocking to the FSMC module + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_enablefsmc(void); +#endif + +/************************************************************************************ + * Name: stm32_disablefsmc + * + * Description: + * enable clocking to the FSMC module + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_disablefsmc(void); +#endif + +/************************************************************************************ + * Name: stm32_selectsram + * + * Description: + * Initialize to access external SRAM. SRAM will be visible at the FSMC Bank + * NOR/SRAM2 base address (0x64000000) + * + * General transaction rules. The requested AHB transaction data size can be 8-, + * 16- or 32-bit wide whereas the SRAM has a fixed 16-bit data width. Some simple + * transaction rules must be followed: + * + * Case 1: AHB transaction width and SRAM data width are equal + * There is no issue in this case. + * Case 2: AHB transaction size is greater than the memory size + * In this case, the FSMC splits the AHB transaction into smaller consecutive + * memory accesses in order to meet the external data width. + * Case 3: AHB transaction size is smaller than the memory size. + * SRAM supports the byte select feature. + * a) FSMC allows write transactions accessing the right data through its + * byte lanes (NBL[1:0]) + * b) Read transactions are allowed (the controller reads the entire memory + * word and uses the needed byte only). The NBL[1:0] are always kept low + * during read transactions. + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_selectsram(void); +#endif + +/************************************************************************************ + * Name: stm32_deselectsram + * + * Description: + * Disable SRAM + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_deselectsram(void); +#endif + +/************************************************************************************ + * Name: stm32_selectlcd + * + * Description: + * Initialize to the LCD + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_selectlcd(void); +#endif + +/************************************************************************************ + * Name: stm32_deselectlcd + * + * Description: + * Disable the LCD + * + ************************************************************************************/ + +#ifdef CONFIG_STM32_FSMC +void stm32_deselectlcd(void); +#endif + #endif /* __ASSEMBLY__ */ #endif /* __CONFIGS_STM3220G_EVAL_SRC_STM3220G_INTERNAL_H */ |