C++ (Cpp) HW_LRADC_CTRL2_CLR Examples

Example #1

static void lradc_keypad_hwinit ()
{
	/* Clear the Clock Gate and SFTRST for normal operation */
	HW_LRADC_CTRL0_CLR(BM_LRADC_CTRL0_SFTRST);
	HW_LRADC_CTRL0_CLR(BM_LRADC_CTRL0_CLKGATE);

	/* Disable on-chip ground reference */
	HW_LRADC_CTRL0_CLR(BM_LRADC_CTRL0_ONCHIP_GROUNDREF);

	/* Configure 6Mhz frequency */
	HW_LRADC_CTRL3_CLR(BM_LRADC_CTRL3_CYCLE_TIME);
	HW_LRADC_CTRL3_SET(BF_LRADC_CTRL3_CYCLE_TIME(LRADC_CLOCK_6MHZ));

	/* Select VddIO input on channel 6 */
	HW_LRADC_CTRL4_CLR(BM_LRADC_CTRL4_LRADC6SELECT);
	HW_LRADC_CTRL4_SET(BF_LRADC_CTRL4_LRADC6SELECT(lradc_vddio_ch));

	/*
	 * Clear the divide by two for channel 6 since it has a HW
	 * divide-by-two built in, and enable this feature for the
	 * button channel
	 */
	HW_LRADC_CTRL2_CLR(BF_LRADC_CTRL2_DIVIDE_BY_TWO(1<<VDDIO_VOLTAGE_CH));
	HW_LRADC_CTRL2_SET(BF_LRADC_CTRL2_DIVIDE_BY_TWO(1<<lradc_keypad_ch));

	/* Clear the accumulator & NUM_SAMPLES */
	HW_LRADC_CHn_CLR(VDDIO_VOLTAGE_CH, 0xFFFFFFFF);
	HW_LRADC_CHn_CLR(lradc_keypad_ch, 0xFFFFFFFF);
}

Example #2

File: lcd_hx8238a.c Project: despierto/imx_233_linux

static void set_bl_intensity(struct stmp3xxx_platform_bl_data *data,
			struct backlight_device *bd, int suspended)
{
	int intensity = bd->props.brightness;

	if (bd->props.power != FB_BLANK_UNBLANK)
		intensity = 0;
	if (bd->props.fb_blank != FB_BLANK_UNBLANK)
		intensity = 0;
	if (suspended)
		intensity = 0;

	stmp3xxx_clearl(BM_PWM_CTRL_PWM2_ENABLE, REGS_PWM_BASE + HW_PWM_CTRL);
	if (intensity) {
		HW_LRADC_CTRL2_CLR(BM_LRADC_CTRL2_BL_BRIGHTNESS);
		HW_LRADC_CTRL2_SET(BM_LRADC_CTRL2_BL_ENABLE |
				BM_LRADC_CTRL2_BL_MUX_SELECT |
				BF(intensity - 1, LRADC_CTRL2_BL_BRIGHTNESS));
		stmp3xxx_setl(BM_PWM_CTRL_PWM2_ENABLE, REGS_PWM_BASE + HW_PWM_CTRL);
	}
}