#include "ivtv-yuv.h"
 
 #include <media/tveeprom.h>
+#include <media/saa7115.h>
 #include <media/v4l2-chip-ident.h>
 
 /* var to keep track of the number of array elements in use */
                else if ((hw & IVTV_HW_UPD64031A) == 0)
                        itv->card = ivtv_get_card(IVTV_CARD_CX23416GYC_NOGR);
        }
+       else if (itv->card->type == IVTV_CARD_GV_MVPRX ||
+                itv->card->type == IVTV_CARD_GV_MVPRX2E) {
+               struct v4l2_crystal_freq crystal_freq;
+
+               /* The crystal frequency of GVMVPRX is 24.576MHz */
+               crystal_freq.freq = SAA7115_FREQ_24_576_MHZ;
+               crystal_freq.flags = SAA7115_FREQ_FL_UCGC;
+               itv->video_dec_func(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq);
+       }
 
        if (hw & IVTV_HW_CX25840) {
                itv->vbi.raw_decoder_line_size = 1444;