diff --git a/drivers/timer/tsc_timer.c b/drivers/timer/tsc_timer.c
index 3c1b745..b242e74 100644
--- a/drivers/timer/tsc_timer.c
+++ b/drivers/timer/tsc_timer.c
@@ -44,11 +44,11 @@ static struct freq_desc freq_desc_tables[] = {
 	/* CLV+ */
 	{ 6, 0x35, 0, { 0, 133200, 0, 0, 0, 99840, 0, 83200 } },
 	/* TNG - Intel Atom processor Z3400 series */
-	{ 6, 0x4a, 1, { 0, 99840, 133200, 0, 0, 0, 0, 0 } },
+	{ 6, 0x4a, 1, { 0, 100000, 133300, 0, 0, 0, 0, 0 } },
 	/* VLV2 - Intel Atom processor E3000, Z3600, Z3700 series */
-	{ 6, 0x37, 1, { 83200, 99840, 133200, 166400, 0, 0, 0, 0 } },
+	{ 6, 0x37, 1, { 83300, 100000, 133300, 116700, 80000, 0, 0, 0 } },
 	/* ANN - Intel Atom processor Z3500 series */
-	{ 6, 0x5a, 1, { 83200, 99840, 133200, 99840, 0, 0, 0, 0 } },
+	{ 6, 0x5a, 1, { 83300, 100000, 133300, 100000, 0, 0, 0, 0 } },
 	/* Ivybridge */
 	{ 6, 0x3a, 2, { 0, 0, 0, 0, 0, 0, 0, 0 } },
 };
@@ -99,7 +99,7 @@ static unsigned long __maybe_unused try_msr_calibrate_tsc(void)
 
 	if (freq_desc_tables[cpu_index].msr_plat == 2) {
 		/* TODO: Figure out how best to deal with this */
-		freq = 99840;
+		freq = 100000;
 		debug("Using frequency: %u KHz\n", freq);
 	} else {
 		/* Get FSB FREQ ID */