C++ (Cpp) GPIO_VAL Examples

Example #1

File: update.c Project: 12thmantec/u-boot-novena-spl

static int update_boot_eeprom(void)
{
	u32 len = 0x20;
	u8 chip = CONFIG_SYS_I2C_EEPROM_ADDR;
	u8 *pbuf;
	u8 base;
	int i;

	if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CONFIG_SYS_GPIO_ZEUS_PE)) {
		pbuf = buf_zeus_pe;
		base = 0x40;
	} else {
		pbuf = buf_zeus_ce;
		base = 0x00;
	}

	for (i = 0; i < len; i++, base++) {
		if (i2c_write(chip, base, 1, &pbuf[i], 1) != 0) {
			printf("i2c_write fail\n");
			return 1;
		}
		udelay(11000);
	}

	return 0;
}

Example #2

File: katmai.c Project: kipr/u-boot-2009.07-silvermoon

static int katmai_pcie_card_present(int port)
{
	u32 val;

	val = in32(GPIO0_IR);
	switch (port) {
	case 0:
		return !(val & GPIO_VAL(CONFIG_SYS_GPIO_PCIE_PRESENT0));
	case 1:
		return !(val & GPIO_VAL(CONFIG_SYS_GPIO_PCIE_PRESENT1));
	case 2:
		return !(val & GPIO_VAL(CONFIG_SYS_GPIO_PCIE_PRESENT2));
	default:
		return 0;
	}
}

Example #3

File: zeus.c Project: IngenicC/u-boot

/*
 * Check Board Identity:
 */
int checkboard(void)
{
	char *s = getenv("serial#");

	puts("Board: Zeus-");

	if (in_be32((void *)GPIO0_IR) & GPIO_VAL(CONFIG_SYS_GPIO_ZEUS_PE))
		puts("PE");
	else
		puts("CE");

	puts(" of BulletEndPoint");

	if (s != NULL) {
		puts(", serial# ");
		puts(s);
	}
	putc('\n');

	/* both LED's off */
	gpio_write_bit(CONFIG_SYS_GPIO_LED_RED, 0);
	gpio_write_bit(CONFIG_SYS_GPIO_LED_GREEN, 0);
	udelay(10000);
	/* and on again */
	gpio_write_bit(CONFIG_SYS_GPIO_LED_RED, 1);
	gpio_write_bit(CONFIG_SYS_GPIO_LED_GREEN, 1);

	return (0);
}

Example #4

File: mini2440.c Project: Jokymon/barebox

	GPA4_ADDR19,
	GPA5_ADDR20,
	GPA6_ADDR21,
	GPA7_ADDR22,

	GPA8_ADDR23_GPIO | GPIO_IN,
	GPA9_ADDR24,	/* BA0 */
	GPA10_ADDR25,	/* BA1 */
	GPA11_ADDR26_GPIO | GPIO_IN,	/* not connected */

	/* DM9000 requirements */
	GPA15_NGCS4,
	GPF7_EINT7,

	/* de-activate the speaker */
	GPB0_GPIO | GPIO_OUT | GPIO_VAL(0),

	/* SD socket */
	GPE5_SDCLK,
	GPE6_SDCMD,
	GPE7_SDDAT0,
	GPE8_SDDAT1,
	GPE9_SDDAT2,
	GPE10_SDDAT3,
	GPG8_GPIO | GPIO_IN,	/* change detection */
	GPH8_GPIO | GPIO_IN,	/* write protection sense */

	/* NAND requirements */
	GPA17_CLE,
	GPA18_ALE,
	GPA19_NFWE,

Example #5

File: zeus.c Project: IngenicC/u-boot

static inline int sw_reset_pressed(void)
{
	return !(in_be32((void *)GPIO0_IR) & GPIO_VAL(CONFIG_SYS_GPIO_SW_RESET));
}

Example #6

File: mini6410.c Project: cherojeong/barebox

	GPC1_SPI0_CLK,
	GPC2_SPI0_MOSI,
	GPC3_SPI0_NCS,

	GPC4_SPI1_MISO | ENABLE_PU,
	GPC5_SPI1_CLK,
	GPC6_SPI1_MOSI,
	GPC7_SPI1_NCS,

	GPD0_AC97_BITCLK,
	GPD1_AC97_NRST,
	GPD2_AC97_SYNC,
	GPD3_AC97_SDI | ENABLE_PU,
	GPD4_AC97_SDO,

	GPE0_GPIO | GPIO_OUT | GPIO_VAL(0), /* LCD backlight off */
	GPE1_GPIO | GPIO_IN | ENABLE_PU,
	GPE2_GPIO | GPIO_IN | ENABLE_PU,
	GPE3_GPIO | GPIO_IN | ENABLE_PU,
	GPE4_GPIO | GPIO_IN | ENABLE_PU,

	/* keep all camera signals at reasonable values */
	GPF0_GPIO | GPIO_IN | ENABLE_PU,
	GPF1_GPIO | GPIO_IN | ENABLE_PU,
	GPF2_GPIO | GPIO_IN | ENABLE_PU,
	GPF3_GPIO | GPIO_IN | ENABLE_PU,
	GPF4_GPIO | GPIO_IN | ENABLE_PU,
	GPF5_GPIO | GPIO_IN | ENABLE_PU,
	GPF6_GPIO | GPIO_IN | ENABLE_PU,
	GPF7_GPIO | GPIO_IN | ENABLE_PU,
	GPF8_GPIO | GPIO_IN | ENABLE_PU,