diff --git a/ich_descriptors.c b/ich_descriptors.c
index 63d4580..ac3602b 100644
--- a/ich_descriptors.c
+++ b/ich_descriptors.c
@@ -44,6 +44,7 @@
 		return 6;
 	case CHIPSET_C620_SERIES_LEWISBURG:
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 		return 16;
 	case CHIPSET_100_SERIES_SUNRISE_POINT:
 		return 10;
@@ -107,7 +108,7 @@
 		"8 series Lynx Point", "Baytrail", "8 series Lynx Point LP", "8 series Wellsburg",
 		"9 series Wildcat Point", "9 series Wildcat Point LP", "100 series Sunrise Point",
 		"C620 series Lewisburg", "300/400 series Cannon/Comet Point",
-		"Apollo Lake", "Gemini Lake",
+		"500 series Tiger Point", "Apollo Lake", "Gemini Lake",
 	};
 	if (cs < CHIPSET_ICH8 || cs - CHIPSET_ICH8 + 1 >= ARRAY_SIZE(chipset_names))
 		cs = 0;
@@ -200,6 +201,7 @@
 	case CHIPSET_100_SERIES_SUNRISE_POINT:
 	case CHIPSET_C620_SERIES_LEWISBURG:
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 	case CHIPSET_APOLLO_LAKE:
 	case CHIPSET_GEMINI_LAKE: {
 		uint8_t size_enc;
@@ -220,7 +222,7 @@
 
 static const char *pprint_freq(enum ich_chipset cs, uint8_t value)
 {
-	static const char *const freq_str[3][8] = { {
+	static const char *const freq_str[4][8] = { {
 		"20 MHz",
 		"33 MHz",
 		"reserved",
@@ -247,7 +249,16 @@
 		"reserved",
 		"14 MHz / 17 MHz",
 		"reserved"
-	} };
+	}, {
+		"100 MHz",
+		"50 MHz",
+		"reserved",
+		"33 MHz",
+		"25 MHz",
+		"reserved",
+		"14 MHz",
+		"reserved"
+	}};
 
 	switch (cs) {
 	case CHIPSET_ICH8:
@@ -273,12 +284,40 @@
 	case CHIPSET_APOLLO_LAKE:
 	case CHIPSET_GEMINI_LAKE:
 		return freq_str[2][value];
+	case CHIPSET_500_SERIES_TIGER_POINT:
+		return freq_str[3][value];
 	case CHIPSET_ICH_UNKNOWN:
 	default:
 		return "unknown";
 	}
 }
 
+static void pprint_read_freq(enum ich_chipset cs, uint8_t value)
+{
+	static const char *const freq_str[1][8] = { {
+		"20 MHz",
+		"24 MHz",
+		"30 MHz",
+		"48 MHz",
+		"60 MHz",
+		"reserved",
+		"reserved",
+		"reserved"
+	}};
+
+	switch (cs) {
+	case CHIPSET_300_SERIES_CANNON_POINT:
+		msg_pdbg2("eSPI/EC Bus Clock Frequency:    %s\n", freq_str[0][value]);
+		return;
+	case CHIPSET_500_SERIES_TIGER_POINT:
+		msg_pdbg2("Read Clock Frequency:           %s\n", "reserved");
+		return;
+	default:
+		msg_pdbg2("Read Clock Frequency:           %s\n", pprint_freq(cs, value));
+		return;
+	}
+}
+
 void prettyprint_ich_descriptor_component(enum ich_chipset cs, const struct ich_descriptors *desc)
 {
 	bool has_flill1;
@@ -287,6 +326,7 @@
 	case CHIPSET_100_SERIES_SUNRISE_POINT:
 	case CHIPSET_C620_SERIES_LEWISBURG:
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 	case CHIPSET_APOLLO_LAKE:
 	case CHIPSET_GEMINI_LAKE:
 		has_flill1 = true;
@@ -309,7 +349,9 @@
 		msg_pdbg2("Component 2 density:            %s\n", pprint_density(cs, desc, 1));
 	else
 		msg_pdbg2("Component 2 is not used.\n");
-	msg_pdbg2("Read Clock Frequency:           %s\n", pprint_freq(cs, desc->component.modes.freq_read));
+
+	pprint_read_freq(cs, desc->component.modes.freq_read);
+
 	msg_pdbg2("Read ID and Status Clock Freq.: %s\n", pprint_freq(cs, desc->component.modes.freq_read_id));
 	msg_pdbg2("Write and Erase Clock Freq.:    %s\n", pprint_freq(cs, desc->component.modes.freq_write));
 	msg_pdbg2("Fast Read is %ssupported.\n", desc->component.modes.fastread ? "" : "not ");
@@ -406,7 +448,8 @@
 
 	msg_pdbg2("--- Details ---\n");
 	if (cs == CHIPSET_100_SERIES_SUNRISE_POINT ||
-	    cs == CHIPSET_300_SERIES_CANNON_POINT) {
+	    cs == CHIPSET_300_SERIES_CANNON_POINT ||
+	    cs == CHIPSET_500_SERIES_TIGER_POINT) {
 		const char *const master_names[] = {
 			"BIOS", "ME", "GbE", "unknown", "EC",
 		};
@@ -965,8 +1008,10 @@
 	} else {
 		if (content->ICCRIBA == 0x34)
 			return CHIPSET_300_SERIES_CANNON_POINT;
-		msg_pwarn("Unknown flash descriptor, assuming 300 series compatibility.\n");
-		return CHIPSET_300_SERIES_CANNON_POINT;
+		if (content->CSSL == 0x11)
+			return CHIPSET_500_SERIES_TIGER_POINT;
+		msg_pwarn("Unknown flash descriptor, assuming 500 series compatibility.\n");
+		return CHIPSET_500_SERIES_TIGER_POINT;
 	}
 }
 
@@ -984,6 +1029,7 @@
 
 	switch (guess) {
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 	case CHIPSET_GEMINI_LAKE:
 		/* `freq_read` was repurposed, so can't check on it any more. */
 		break;
@@ -1137,6 +1183,7 @@
 	case CHIPSET_100_SERIES_SUNRISE_POINT:
 	case CHIPSET_C620_SERIES_LEWISBURG:
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 	case CHIPSET_APOLLO_LAKE:
 	case CHIPSET_GEMINI_LAKE:
 		if (idx == 0) {
@@ -1173,6 +1220,7 @@
 	case CHIPSET_100_SERIES_SUNRISE_POINT:
 	case CHIPSET_C620_SERIES_LEWISBURG:
 	case CHIPSET_300_SERIES_CANNON_POINT:
+	case CHIPSET_500_SERIES_TIGER_POINT:
 	case CHIPSET_APOLLO_LAKE:
 	case CHIPSET_GEMINI_LAKE:
 		mmio_le_writel(control, spibar + PCH100_REG_FDOC);