Lines Matching full:crystal
155 #define XEC_CC_VBATR_CS_XTAL_EN BIT(8) /* enable & start external crystal */
156 #define XEC_CC_VBATR_CS_XTAL_SE BIT(9) /* crystal XTAL2 used as 32KHz input */
167 #define XEC_CC_VBATR_CS_PCS_VTR_VBAT_XTAL 0x10000u /* VTR & VBAT use crystal */
231 * the parallel crystal.
375 * crystal. Crystal cold start times may vary greatly based on many factors.
430 /* Turn off crystal when we are not using it */
444 * Start external 32 KHz crystal.
446 * If current configuration matches desired crystal configuration do nothing.
447 * NOTE: Crystal requires ~300 ms to stabilize.
464 /* Configure crystal connection before enabling the crystal. */ in enable_32k_crystal()
471 /* Set crystal gain */ in enable_32k_crystal()
474 /* enable crystal */ in enable_32k_crystal()
476 /* wait for crystal stabilization */ in enable_32k_crystal()
478 /* turn off crystal high startup current */ in enable_32k_crystal()
485 * Use PCR clock monitor hardware to test crystal output.
486 * Requires crystal to have stabilized after enable.
548 * external crystal dual-ended crystal, 50% duty cycle waveform on XTAL2 only,
659 * External Crystal connected as parallel or single ended
661 * Silicon OSC or crystal when 32KHZ_PIN signal goes away or VTR power rail
697 /* If crystal input required, enable and check. Single-ended 32KHz square wave in soc_clk32_init()
705 /* disable crystal */ in soc_clk32_init()
939 * external crystal connected parallel or single ended