Exemplos de ttl_write_reg em C++ (Cpp)

Exemplo n.º 1

Arquivo: gpio-janz-ttl.c Projeto: kozmikkick/eternityprj-kernel-endeavoru-128

static void __devinit ttl_setup_device(struct ttl_module *mod)
{
	/* reset the device to a known state */
	iowrite16be(0x0000, &mod->regs->control);
	iowrite16be(0x0001, &mod->regs->control);
	iowrite16be(0x0000, &mod->regs->control);

	/* put all ports in open-drain mode */
	ttl_write_reg(mod, PORTA_IOCTL, 0x00ff);
	ttl_write_reg(mod, PORTB_IOCTL, 0x00ff);
	ttl_write_reg(mod, PORTC_IOCTL, 0x000f);

	/* set all ports as outputs */
	ttl_write_reg(mod, PORTA_DIRECTION, 0x0000);
	ttl_write_reg(mod, PORTB_DIRECTION, 0x0000);
	ttl_write_reg(mod, PORTC_DIRECTION, 0x0000);

	/* set all ports to drive zeroes */
	iowrite16be(0x0000, &mod->regs->porta);
	iowrite16be(0x0000, &mod->regs->portb);
	iowrite16be(0x0000, &mod->regs->portc);

	/* enable all ports */
	ttl_write_reg(mod, MASTER_CONF_CTL, CONF_PAE | CONF_PBE | CONF_PCE);
}

Exemplo n.º 2

Arquivo: gpio-janz-ttl.c Projeto: romanbb/android_kernel_lge_d851

static void __devinit ttl_setup_device(struct ttl_module *mod)
{
	/*                                   */
	iowrite16be(0x0000, &mod->regs->control);
	iowrite16be(0x0001, &mod->regs->control);
	iowrite16be(0x0000, &mod->regs->control);

	/*                                  */
	ttl_write_reg(mod, PORTA_IOCTL, 0x00ff);
	ttl_write_reg(mod, PORTB_IOCTL, 0x00ff);
	ttl_write_reg(mod, PORTC_IOCTL, 0x000f);

	/*                          */
	ttl_write_reg(mod, PORTA_DIRECTION, 0x0000);
	ttl_write_reg(mod, PORTB_DIRECTION, 0x0000);
	ttl_write_reg(mod, PORTC_DIRECTION, 0x0000);

	/*                               */
	iowrite16be(0x0000, &mod->regs->porta);
	iowrite16be(0x0000, &mod->regs->portb);
	iowrite16be(0x0000, &mod->regs->portc);

	/*                  */
	ttl_write_reg(mod, MASTER_CONF_CTL, CONF_PAE | CONF_PBE | CONF_PCE);
}