diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/raspberrypi/gpio/gpio-interfaces-pi1-rev2.c')
-rw-r--r-- | c/src/lib/libbsp/arm/raspberrypi/gpio/gpio-interfaces-pi1-rev2.c | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/raspberrypi/gpio/gpio-interfaces-pi1-rev2.c b/c/src/lib/libbsp/arm/raspberrypi/gpio/gpio-interfaces-pi1-rev2.c new file mode 100644 index 0000000000..a958e0dc8e --- /dev/null +++ b/c/src/lib/libbsp/arm/raspberrypi/gpio/gpio-interfaces-pi1-rev2.c @@ -0,0 +1,136 @@ +/** + * @file gpio-interfaces-pi1-rev2.c + * + * @ingroup raspberrypi_gpio + * + * @brief Raspberry PI 1 rev2 GPIO interface definitions. + */ + +/* + * Copyright (c) 2015 Andre Marques <andre.lousa.marques at gmail.com> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#define JTAG_PIN_COUNT 5 +#define SPI_PIN_COUNT 5 +#define I2C_PIN_COUNT 2 + +const rtems_gpio_pin_conf jtag_config[JTAG_PIN_COUNT] = { + { /*arm_tdi */ + .pin_number = 4, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[5] + }, + { /* arm_trst */ + .pin_number = 22, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[4] + }, + { /* arm_tdo */ + .pin_number = 24, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[4] + }, + { /* arm_tck */ + .pin_number = 25, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[4] + }, + { /* arm_tms */ + .pin_number = 27, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[4] + } +}; + +const rtems_gpio_pin_conf spi_config[SPI_PIN_COUNT] = { + { /* spi_miso */ + .pin_number = 7, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + }, + { /* spi_mosi */ + .pin_number = 8, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + }, + { /* spi_sclk */ + .pin_number = 9, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + }, + { /* spi_ce_0 */ + .pin_number = 10, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + }, + { /* spi_ce_1 */ + .pin_number = 11, + .function = BSP_SPECIFIC, + .pull_mode = NO_PULL_RESISTOR, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + } +}; + +const rtems_gpio_pin_conf i2c_config[I2C_PIN_COUNT] = { + { /* i2c_sda */ + .pin_number = 2, + .function = BSP_SPECIFIC, + .pull_mode = PULL_UP, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + }, + { /* i2c_scl */ + .pin_number = 3, + .function = BSP_SPECIFIC, + .pull_mode = PULL_UP, + .interrupt = NULL, + .output_enabled = FALSE, + .logic_invert = FALSE, + .bsp_specific = &alt_func_def[0] + } +}; |