diff --git a/drivers/net/dsa/ocelot/felix_vsc9959.c b/drivers/net/dsa/ocelot/felix_vsc9959.c
index 3b37c5f41fca..1f5edabf5fd2 100644
--- a/drivers/net/dsa/ocelot/felix_vsc9959.c
+++ b/drivers/net/dsa/ocelot/felix_vsc9959.c
@@ -13,6 +13,8 @@
 #define VSC9959_VCAP_IS2_CNT		1024
 #define VSC9959_VCAP_IS2_ENTRY_WIDTH	376
 #define VSC9959_VCAP_PORT_CNT		6
+#define VSC9959_VCAP_IS1_CNT		256
+#define VSC9959_VCAP_IS1_ENTRY_WIDTH	376
 
 /* TODO: should find a better place for these */
 #define USXGMII_BMCR_RESET		BIT(15)
@@ -332,6 +334,7 @@ static const u32 *vsc9959_regmap[] = {
 	[QSYS]	= vsc9959_qsys_regmap,
 	[REW]	= vsc9959_rew_regmap,
 	[SYS]	= vsc9959_sys_regmap,
+	[S1]	= vsc9959_vcap_regmap,
 	[S2]	= vsc9959_vcap_regmap,
 	[PTP]	= vsc9959_ptp_regmap,
 	[GCB]	= vsc9959_gcb_regmap,
@@ -366,6 +369,11 @@ static struct resource vsc9959_target_io_res[] = {
 		.end	= 0x001ffff,
 		.name	= "sys",
 	},
+	[S1] = {
+		.start	= 0x0050000,
+		.end	= 0x00503ff,
+		.name	= "s1",
+	},
 	[S2] = {
 		.start	= 0x0060000,
 		.end	= 0x00603ff,
@@ -556,6 +564,80 @@ static const struct ocelot_stat_layout vsc9959_stats_layout[] = {
 	{ .offset = 0x111,	.name = "drop_green_prio_7", },
 };
 
+struct vcap_field vsc9959_vcap_is1_keys[] = {
+	[VCAP_IS1_HK_TYPE]			= {  0,   1},
+	[VCAP_IS1_HK_LOOKUP]			= {  1,   2},
+	[VCAP_IS1_HK_IGR_PORT_MASK]		= {  3,   7},
+	[VCAP_IS1_HK_RSV]			= { 10,   9},
+	[VCAP_IS1_HK_OAM_Y1731]			= { 19,   1},
+	[VCAP_IS1_HK_L2_MC]			= { 20,   1},
+	[VCAP_IS1_HK_L2_BC]			= { 21,   1},
+	[VCAP_IS1_HK_IP_MC]			= { 22,   1},
+	[VCAP_IS1_HK_VLAN_TAGGED]		= { 23,   1},
+	[VCAP_IS1_HK_VLAN_DBL_TAGGED]		= { 24,   1},
+	[VCAP_IS1_HK_TPID]			= { 25,   1},
+	[VCAP_IS1_HK_VID]			= { 26,  12},
+	[VCAP_IS1_HK_DEI]			= { 38,   1},
+	[VCAP_IS1_HK_PCP]			= { 39,   3},
+	/* Specific Fields for IS1 Half Key S1_NORMAL */
+	[VCAP_IS1_HK_L2_SMAC]			= { 42,  48},
+	[VCAP_IS1_HK_ETYPE_LEN]			= { 90,   1},
+	[VCAP_IS1_HK_ETYPE]			= { 91,  16},
+	[VCAP_IS1_HK_IP_SNAP]			= {107,   1},
+	[VCAP_IS1_HK_IP4]			= {108,   1},
+	/* Layer-3 Information */
+	[VCAP_IS1_HK_L3_FRAGMENT]		= {109,   1},
+	[VCAP_IS1_HK_L3_FRAG_OFS_GT0]		= {110,   1},
+	[VCAP_IS1_HK_L3_OPTIONS]		= {111,   1},
+	[VCAP_IS1_HK_L3_DSCP]			= {112,   6},
+	[VCAP_IS1_HK_L3_IP4_SIP]		= {118,  32},
+	/* Layer-4 Information */
+	[VCAP_IS1_HK_TCP_UDP]			= {150,   1},
+	[VCAP_IS1_HK_TCP]			= {151,   1},
+	[VCAP_IS1_HK_L4_SPORT]			= {152,  16},
+	[VCAP_IS1_HK_L4_RNG]			= {168,   8},
+	/* Specific Fields for IS1 Half Key S1_5TUPLE_IP4 */
+	[VCAP_IS1_HK_IP4_INNER_TPID]            = { 42,   1},
+	[VCAP_IS1_HK_IP4_INNER_VID]		= { 43,  12},
+	[VCAP_IS1_HK_IP4_INNER_DEI]		= { 55,   1},
+	[VCAP_IS1_HK_IP4_INNER_PCP]		= { 56,   3},
+	[VCAP_IS1_HK_IP4_IP4]			= { 59,   1},
+	[VCAP_IS1_HK_IP4_L3_FRAGMENT]		= { 60,   1},
+	[VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0]	= { 61,   1},
+	[VCAP_IS1_HK_IP4_L3_OPTIONS]		= { 62,   1},
+	[VCAP_IS1_HK_IP4_L3_DSCP]		= { 63,   6},
+	[VCAP_IS1_HK_IP4_L3_IP4_DIP]		= { 69,  32},
+	[VCAP_IS1_HK_IP4_L3_IP4_SIP]		= {101,  32},
+	[VCAP_IS1_HK_IP4_L3_PROTO]		= {133,   8},
+	[VCAP_IS1_HK_IP4_TCP_UDP]		= {141,   1},
+	[VCAP_IS1_HK_IP4_TCP]			= {142,   1},
+	[VCAP_IS1_HK_IP4_L4_RNG]		= {143,   8},
+	[VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE]	= {151,  32},
+};
+
+struct vcap_field vsc9959_vcap_is1_actions[] = {
+	[VCAP_IS1_ACT_DSCP_ENA]			= {  0,  1},
+	[VCAP_IS1_ACT_DSCP_VAL]			= {  1,  6},
+	[VCAP_IS1_ACT_QOS_ENA]			= {  7,  1},
+	[VCAP_IS1_ACT_QOS_VAL]			= {  8,  3},
+	[VCAP_IS1_ACT_DP_ENA]			= { 11,  1},
+	[VCAP_IS1_ACT_DP_VAL]			= { 12,  1},
+	[VCAP_IS1_ACT_PAG_OVERRIDE_MASK]	= { 13,  8},
+	[VCAP_IS1_ACT_PAG_VAL]			= { 21,  8},
+	[VCAP_IS1_ACT_RSV]			= { 29,  9},
+	[VCAP_IS1_ACT_VID_REPLACE_ENA]		= { 38,  1},
+	[VCAP_IS1_ACT_VID_ADD_VAL]		= { 39, 12},
+	[VCAP_IS1_ACT_FID_SEL]			= { 51,  2},
+	[VCAP_IS1_ACT_FID_VAL]			= { 53, 13},
+	[VCAP_IS1_ACT_PCP_DEI_ENA]		= { 66,  1},
+	[VCAP_IS1_ACT_PCP_VAL]			= { 67,  3},
+	[VCAP_IS1_ACT_DEI_VAL]			= { 70,  1},
+	[VCAP_IS1_ACT_VLAN_POP_CNT_ENA]		= { 71,  1},
+	[VCAP_IS1_ACT_VLAN_POP_CNT]		= { 72,  2},
+	[VCAP_IS1_ACT_CUSTOM_ACE_TYPE_ENA]	= { 74,  4},
+	[VCAP_IS1_ACT_HIT_STICKY]		= { 78,  1},
+};
+
 struct vcap_field vsc9959_vcap_is2_keys[] = {
 	/* Common: 41 bits */
 	[VCAP_IS2_TYPE]				= {  0,   4},
@@ -655,6 +737,26 @@ struct vcap_field vsc9959_vcap_is2_actions[] = {
 };
 
 static const struct vcap_props vsc9959_vcap_props[] = {
+	[VCAP_IS1] = {
+		.tg_width = 2,
+		.sw_count = 4,
+		.entry_count = VSC9959_VCAP_IS1_CNT,
+		.entry_width = VSC9959_VCAP_IS1_ENTRY_WIDTH,
+		.action_count = VSC9959_VCAP_IS1_CNT + 1,
+		.action_width = 312,
+		.action_type_width = 0,
+		.action_table = {
+			[IS1_ACTION_TYPE_NORMAL] = {
+				.width = 78,
+				.count = 4
+			},
+		},
+		.counter_words = 1,
+		.counter_width = 4,
+		.target = S1,
+		.keys = vsc9959_vcap_is1_keys,
+		.actions = vsc9959_vcap_is1_actions,
+	},
 	[VCAP_IS2] = {
 		.tg_width = 2,
 		.sw_count = 4,
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index a2b9b85612a4..2fa22801bc67 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -136,6 +136,13 @@ static void ocelot_vcap_enable(struct ocelot *ocelot, int port)
 	ocelot_write_gix(ocelot, ANA_PORT_VCAP_S2_CFG_S2_ENA |
 			 ANA_PORT_VCAP_S2_CFG_S2_IP6_CFG(0xa),
 			 ANA_PORT_VCAP_S2_CFG, port);
+
+	ocelot_write_gix(ocelot, ANA_PORT_VCAP_CFG_S1_ENA,
+			 ANA_PORT_VCAP_CFG, port);
+	ocelot_write_gix(ocelot,
+			 ANA_PORT_VCAP_S1_KEY_CFG_S1_KEY_IP6_CFG(2) |
+			 ANA_PORT_VCAP_S1_KEY_CFG_S1_KEY_IP4_CFG(2),
+			 ANA_PORT_VCAP_S1_KEY_CFG, port);
 }
 
 static inline u32 ocelot_vlant_read_vlanaccess(struct ocelot *ocelot)
diff --git a/drivers/net/ethernet/mscc/ocelot_ace.c b/drivers/net/ethernet/mscc/ocelot_ace.c
index 29d61b89b73a..0f0fc709113b 100644
--- a/drivers/net/ethernet/mscc/ocelot_ace.c
+++ b/drivers/net/ethernet/mscc/ocelot_ace.c
@@ -341,6 +341,8 @@ static void is2_action_set(struct ocelot *ocelot, struct vcap_data *data,
 		vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_QU_NUM, 0);
 		vcap_action_set(vcap, data, VCAP_IS2_ACT_CPU_COPY_ENA, 0);
 		break;
+	default:
+		break;
 	}
 }
 
@@ -643,6 +645,195 @@ static void is2_entry_set(struct ocelot *ocelot, int ix,
 	vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
 }
 
+static void is1_action_set(struct ocelot *ocelot, struct vcap_data *data,
+			   struct ocelot_ace_rule *ace)
+{
+	const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1];
+
+	switch (ace->action) {
+	case OCELOT_ACL_ACTION_VLAN_MODIFY:
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_ENA, 1);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_QOS_VAL,
+				ace->vlan_modify.pcp);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_REPLACE_ENA, 1);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_VID_ADD_VAL,
+				ace->vlan_modify.vid);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_DEI_ENA, 1);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_PCP_VAL,
+				ace->vlan_modify.pcp);
+		vcap_action_set(vcap, data, VCAP_IS1_ACT_DEI_VAL,
+				ace->vlan_modify.dei);
+		break;
+	default:
+		break;
+	}
+}
+
+static void is1_entry_set(struct ocelot *ocelot, int ix,
+			  struct ocelot_ace_rule *ace)
+{
+	const struct vcap_props *vcap = &ocelot->vcap[VCAP_IS1];
+	u32 val, msk, type, i;
+	struct ocelot_ace_vlan *tag = &ace->vlan;
+	struct ocelot_vcap_u64 payload;
+	struct vcap_data data;
+	int row = ix / 2;
+
+	memset(&payload, 0, sizeof(payload));
+	memset(&data, 0, sizeof(data));
+
+	/* Read row */
+	vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_READ, VCAP_SEL_ALL);
+	vcap_cache2entry(ocelot, vcap, &data);
+	vcap_cache2action(ocelot, vcap, &data);
+
+	data.tg_sw = VCAP_TG_HALF;
+	data.type = IS1_ACTION_TYPE_NORMAL;
+	vcap_data_offset_get(vcap, &data, ix);
+	data.tg = (data.tg & ~data.tg_mask);
+	if (ace->prio != 0)
+		data.tg |= data.tg_value;
+
+	vcap_key_set(vcap, &data, VCAP_IS1_HK_IGR_PORT_MASK, 0,
+		     ~ace->ingress_port_mask);
+	vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_MC, ace->dmac_mc);
+	vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_L2_BC, ace->dmac_bc);
+	vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_VLAN_TAGGED, tag->tagged);
+	vcap_key_set(vcap, &data, VCAP_IS1_HK_VID,
+		     tag->vid.value, tag->vid.mask);
+	vcap_key_set(vcap, &data, VCAP_IS1_HK_PCP,
+		     tag->pcp.value[0], tag->pcp.mask[0]);
+	type = IS1_TYPE_S1_NORMAL;
+
+	switch (ace->type) {
+	case OCELOT_ACE_TYPE_ETYPE: {
+		struct ocelot_ace_frame_etype *etype = &ace->frame.etype;
+
+		type = IS1_TYPE_S1_NORMAL;
+		vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_L2_SMAC,
+				   etype->smac.value, etype->smac.mask);
+		vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_ETYPE,
+				   etype->etype.value, etype->etype.mask);
+		break;
+	}
+	case OCELOT_ACE_TYPE_IPV4:
+	case OCELOT_ACE_TYPE_IPV6: {
+		enum ocelot_vcap_bit sip_eq_dip, sport_eq_dport;
+		enum ocelot_vcap_bit seq_zero, tcp;
+		enum ocelot_vcap_bit ttl, fragment, options;
+		enum ocelot_vcap_bit tcp_ack, tcp_urg;
+		enum ocelot_vcap_bit tcp_fin, tcp_syn, tcp_rst, tcp_psh;
+		struct ocelot_ace_frame_ipv4 *ipv4 = NULL;
+		struct ocelot_ace_frame_ipv6 *ipv6 = NULL;
+		struct ocelot_vcap_udp_tcp *sport, *dport;
+		struct ocelot_vcap_ipv4 sip, dip;
+		struct ocelot_vcap_u8 proto, ds;
+		struct ocelot_vcap_u48 *ip_data;
+		struct ocelot_vcap_u32 port;
+
+		type = IS1_TYPE_S1_5TUPLE_IP4;
+		if (ace->type == OCELOT_ACE_TYPE_IPV4) {
+			ipv4 = &ace->frame.ipv4;
+			ttl = ipv4->ttl;
+			fragment = ipv4->fragment;
+			options = ipv4->options;
+			proto = ipv4->proto;
+			ds = ipv4->ds;
+			ip_data = &ipv4->data;
+			sip = ipv4->sip;
+			dip = ipv4->dip;
+			sport = &ipv4->sport;
+			dport = &ipv4->dport;
+			tcp_fin = ipv4->tcp_fin;
+			tcp_syn = ipv4->tcp_syn;
+			tcp_rst = ipv4->tcp_rst;
+			tcp_psh = ipv4->tcp_psh;
+			tcp_ack = ipv4->tcp_ack;
+			tcp_urg = ipv4->tcp_urg;
+			sip_eq_dip = ipv4->sip_eq_dip;
+			sport_eq_dport = ipv4->sport_eq_dport;
+			seq_zero = ipv4->seq_zero;
+		} else {
+			ipv6 = &ace->frame.ipv6;
+			ttl = ipv6->ttl;
+			fragment = OCELOT_VCAP_BIT_ANY;
+			options = OCELOT_VCAP_BIT_ANY;
+			proto = ipv6->proto;
+			ds = ipv6->ds;
+			ip_data = &ipv6->data;
+			for (i = 0; i < 4; i++) {
+				dip.value.addr[i] = ipv6->dip.value[i];
+				dip.mask.addr[i] = ipv6->dip.mask[i];
+				sip.value.addr[i] = ipv6->sip.value[i];
+				sip.mask.addr[i] = ipv6->sip.mask[i];
+			}
+			sport = &ipv6->sport;
+			dport = &ipv6->dport;
+			tcp_fin = ipv6->tcp_fin;
+			tcp_syn = ipv6->tcp_syn;
+			tcp_rst = ipv6->tcp_rst;
+			tcp_psh = ipv6->tcp_psh;
+			tcp_ack = ipv6->tcp_ack;
+			tcp_urg = ipv6->tcp_urg;
+			sip_eq_dip = ipv6->sip_eq_dip;
+			sport_eq_dport = ipv6->sport_eq_dport;
+			seq_zero = ipv6->seq_zero;
+		}
+
+		vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4_IP4,
+				 ipv4 ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
+		vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4_L3_FRAGMENT,
+				 fragment);
+		vcap_key_set(vcap, &data, VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0,
+			     0, 0);
+		vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4_L3_OPTIONS,
+				 options);
+		vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_IP4_L3_IP4_DIP,
+				   dip.value.addr, dip.mask.addr);
+		vcap_key_bytes_set(vcap, &data, VCAP_IS1_HK_IP4_L3_IP4_SIP,
+				   sip.value.addr, sip.mask.addr);
+		val = proto.value[0];
+		msk = proto.mask[0];
+		if (msk == 0xff && (val == 6 || val == 17)) {
+			/* UDP/TCP protocol match */
+			tcp = (val == 6 ?
+			       OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
+			vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_IP4_TCP,
+					 tcp);
+			vcap_key_l4_port_set(vcap, &data,
+					     VCAP_IS1_HK_L4_SPORT, sport);
+			vcap_key_set(vcap, &data, VCAP_IS1_HK_IP4_L4_RNG,
+				     0, 0);
+			port.value[0] = sport->value & 0xFF;
+			port.value[1] = sport->value >> 8;
+			port.value[2] = dport->value & 0xFF;
+			port.value[3] = dport->value >> 8;
+			port.mask[0] = sport->mask & 0xFF;
+			port.mask[1] = sport->mask >> 8;
+			port.mask[2] = dport->mask & 0xFF;
+			port.mask[3] = dport->mask >> 8;
+			vcap_key_bytes_set(vcap, &data,
+					   VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE,
+					   port.value, port.mask);
+		}
+		break;
+	}
+	default:
+		break;
+	}
+	vcap_key_bit_set(vcap, &data, VCAP_IS1_HK_TYPE,
+			 type ? OCELOT_VCAP_BIT_1 : OCELOT_VCAP_BIT_0);
+
+	is1_action_set(ocelot, &data, ace);
+	vcap_data_set(data.counter, data.counter_offset,
+		      vcap->counter_width, ace->stats.pkts);
+
+	/* Write row */
+	vcap_entry2cache(ocelot, vcap, &data);
+	vcap_action2cache(ocelot, vcap, &data);
+	vcap_row_cmd(ocelot, vcap, row, VCAP_CMD_WRITE, VCAP_SEL_ALL);
+}
+
 static void vcap_entry_get(struct ocelot *ocelot, struct ocelot_ace_rule *rule,
 			   int ix)
 {
@@ -667,6 +858,9 @@ static void vcap_entry_set(struct ocelot *ocelot, int ix,
 			   struct ocelot_ace_rule *ace)
 {
 	switch (ace->vcap_id) {
+	case VCAP_IS1:
+		is1_entry_set(ocelot, ix, ace);
+		break;
 	case VCAP_IS2:
 		is2_entry_set(ocelot, ix, ace);
 		break;
@@ -1007,6 +1201,7 @@ int ocelot_ace_init(struct ocelot *ocelot)
 {
 	struct ocelot_acl_block *block;
 
+	vcap_init(ocelot, &ocelot->vcap[VCAP_IS1]);
 	vcap_init(ocelot, &ocelot->vcap[VCAP_IS2]);
 
 	/* Create a policer that will drop the frames for the cpu.
@@ -1026,7 +1221,8 @@ int ocelot_ace_init(struct ocelot *ocelot)
 
 	block = &ocelot->acl_block[VCAP_IS2];
 	block->pol_lpr = OCELOT_POLICER_DISCARD - 1;
-	INIT_LIST_HEAD(&block->rules);
+	INIT_LIST_HEAD(&ocelot->acl_block[VCAP_IS1].rules);
+	INIT_LIST_HEAD(&ocelot->acl_block[VCAP_IS2].rules);
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/mscc/ocelot_ace.h b/drivers/net/ethernet/mscc/ocelot_ace.h
index badc883c14be..5d9c495a28f7 100644
--- a/drivers/net/ethernet/mscc/ocelot_ace.h
+++ b/drivers/net/ethernet/mscc/ocelot_ace.h
@@ -93,6 +93,12 @@ struct ocelot_ace_vlan {
 	enum ocelot_vcap_bit tagged; /* Tagged/untagged frame */
 };
 
+struct ocelot_ace_action_vlan {
+	u16 vid;
+	u8 pcp;
+	u8 dei;
+};
+
 struct ocelot_ace_frame_etype {
 	struct ocelot_vcap_u48 dmac;
 	struct ocelot_vcap_u48 smac;
@@ -158,6 +164,7 @@ struct ocelot_ace_frame_ipv4 {
 struct ocelot_ace_frame_ipv6 {
 	struct ocelot_vcap_u8 proto; /* IPv6 protocol */
 	struct ocelot_vcap_u128 sip; /* IPv6 source (byte 0-7 ignored) */
+	struct ocelot_vcap_u128 dip; /* IPv6 destination (byte 0-7 ignored) */
 	enum ocelot_vcap_bit ttl;  /* TTL zero */
 	struct ocelot_vcap_u8 ds;
 	struct ocelot_vcap_u48 data; /* Not UDP/TCP: IP data */
@@ -178,6 +185,7 @@ enum ocelot_ace_action {
 	OCELOT_ACL_ACTION_DROP,
 	OCELOT_ACL_ACTION_TRAP,
 	OCELOT_ACL_ACTION_POLICE,
+	OCELOT_ACL_ACTION_VLAN_MODIFY,
 };
 
 struct ocelot_ace_stats {
@@ -200,6 +208,7 @@ struct ocelot_ace_rule {
 	enum ocelot_vcap_bit dmac_mc;
 	enum ocelot_vcap_bit dmac_bc;
 	struct ocelot_ace_vlan vlan;
+	struct ocelot_ace_action_vlan vlan_modify;
 
 	enum ocelot_ace_type type;
 	union {
diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c
index 1963279cc062..f770448d7c7e 100644
--- a/drivers/net/ethernet/mscc/ocelot_flower.c
+++ b/drivers/net/ethernet/mscc/ocelot_flower.c
@@ -42,6 +42,12 @@ static int ocelot_flower_parse_action(struct flow_cls_offload *f,
 			burst = rate * PSCHED_NS2TICKS(a->police.burst);
 			ace->pol.burst = div_u64(burst, PSCHED_TICKS_PER_SEC);
 			break;
+		case FLOW_ACTION_VLAN_MANGLE:
+			ace->vcap_id = VCAP_IS1;
+			ace->action = OCELOT_ACL_ACTION_VLAN_MODIFY;
+			ace->vlan_modify.vid = a->vlan.vid;
+			ace->vlan_modify.pcp = a->vlan.prio;
+			break;
 		default:
 			return -EOPNOTSUPP;
 		}
diff --git a/drivers/net/ethernet/mscc/ocelot_regs.c b/drivers/net/ethernet/mscc/ocelot_regs.c
index 8cc0e0082a76..69d97cbe25d6 100644
--- a/drivers/net/ethernet/mscc/ocelot_regs.c
+++ b/drivers/net/ethernet/mscc/ocelot_regs.c
@@ -254,6 +254,7 @@ static const u32 *ocelot_regmap[] = {
 	[QSYS] = ocelot_qsys_regmap,
 	[REW] = ocelot_rew_regmap,
 	[SYS] = ocelot_sys_regmap,
+	[S1] = ocelot_vcap_regmap,
 	[S2] = ocelot_vcap_regmap,
 	[PTP] = ocelot_ptp_regmap,
 };
diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h
index a704b5c69453..6b131cab1500 100644
--- a/include/soc/mscc/ocelot.h
+++ b/include/soc/mscc/ocelot.h
@@ -107,6 +107,7 @@ enum ocelot_target {
 	QSYS,
 	REW,
 	SYS,
+	S1,
 	S2,
 	HSIO,
 	PTP,
diff --git a/include/soc/mscc/ocelot_vcap.h b/include/soc/mscc/ocelot_vcap.h
index da1e6b2c3ee4..6d3ed5260ad8 100644
--- a/include/soc/mscc/ocelot_vcap.h
+++ b/include/soc/mscc/ocelot_vcap.h
@@ -14,7 +14,7 @@
  */
 
 enum {
-	/* VCAP_IS1, */
+	VCAP_IS1,
 	VCAP_IS2,
 	/* VCAP_ES0, */
 	VCAP_CORE_MAX,
@@ -265,4 +265,95 @@ enum vcap_is2_action_field {
 	VCAP_IS2_ACT_HIT_CNT,
 };
 
+/* =================================================================
+ *  VCAP IS1
+ * =================================================================
+ */
+
+/* IS1 half key types */
+#define IS1_TYPE_S1_NORMAL 0
+#define IS1_TYPE_S1_5TUPLE_IP4 1
+
+/* IS1 full key types */
+#define IS1_TYPE_S1_NORMAL_IP6 0
+#define IS1_TYPE_S1_7TUPLE 1
+#define IS2_TYPE_S1_5TUPLE_IP6 2
+
+enum {
+	IS1_ACTION_TYPE_NORMAL,
+	IS1_ACTION_TYPE_MAX,
+};
+
+enum vcap_is1_half_key_field {
+	VCAP_IS1_HK_TYPE,
+	VCAP_IS1_HK_LOOKUP,
+	VCAP_IS1_HK_IGR_PORT_MASK,
+	VCAP_IS1_HK_RSV,
+	VCAP_IS1_HK_OAM_Y1731,
+	VCAP_IS1_HK_L2_MC,
+	VCAP_IS1_HK_L2_BC,
+	VCAP_IS1_HK_IP_MC,
+	VCAP_IS1_HK_VLAN_TAGGED,
+	VCAP_IS1_HK_VLAN_DBL_TAGGED,
+	VCAP_IS1_HK_TPID,
+	VCAP_IS1_HK_VID,
+	VCAP_IS1_HK_DEI,
+	VCAP_IS1_HK_PCP,
+	/* Specific Fields for IS1 Half Key S1_NORMAL */
+	VCAP_IS1_HK_L2_SMAC,
+	VCAP_IS1_HK_ETYPE_LEN,
+	VCAP_IS1_HK_ETYPE,
+	VCAP_IS1_HK_IP_SNAP,
+	VCAP_IS1_HK_IP4,
+	VCAP_IS1_HK_L3_FRAGMENT,
+	VCAP_IS1_HK_L3_FRAG_OFS_GT0,
+	VCAP_IS1_HK_L3_OPTIONS,
+	VCAP_IS1_HK_L3_DSCP,
+	VCAP_IS1_HK_L3_IP4_SIP,
+	VCAP_IS1_HK_TCP_UDP,
+	VCAP_IS1_HK_TCP,
+	VCAP_IS1_HK_L4_SPORT,
+	VCAP_IS1_HK_L4_RNG,
+	/* Specific Fields for IS1 Half Key S1_5TUPLE_IP4 */
+	VCAP_IS1_HK_IP4_INNER_TPID,
+	VCAP_IS1_HK_IP4_INNER_VID,
+	VCAP_IS1_HK_IP4_INNER_DEI,
+	VCAP_IS1_HK_IP4_INNER_PCP,
+	VCAP_IS1_HK_IP4_IP4,
+	VCAP_IS1_HK_IP4_L3_FRAGMENT,
+	VCAP_IS1_HK_IP4_L3_FRAG_OFS_GT0,
+	VCAP_IS1_HK_IP4_L3_OPTIONS,
+	VCAP_IS1_HK_IP4_L3_DSCP,
+	VCAP_IS1_HK_IP4_L3_IP4_DIP,
+	VCAP_IS1_HK_IP4_L3_IP4_SIP,
+	VCAP_IS1_HK_IP4_L3_PROTO,
+	VCAP_IS1_HK_IP4_TCP_UDP,
+	VCAP_IS1_HK_IP4_TCP,
+	VCAP_IS1_HK_IP4_L4_RNG,
+	VCAP_IS1_HK_IP4_IP_PAYLOAD_S1_5TUPLE,
+};
+
+enum vcap_is1_action_field {
+	VCAP_IS1_ACT_DSCP_ENA,
+	VCAP_IS1_ACT_DSCP_VAL,
+	VCAP_IS1_ACT_QOS_ENA,
+	VCAP_IS1_ACT_QOS_VAL,
+	VCAP_IS1_ACT_DP_ENA,
+	VCAP_IS1_ACT_DP_VAL,
+	VCAP_IS1_ACT_PAG_OVERRIDE_MASK,
+	VCAP_IS1_ACT_PAG_VAL,
+	VCAP_IS1_ACT_RSV,
+	VCAP_IS1_ACT_VID_REPLACE_ENA,
+	VCAP_IS1_ACT_VID_ADD_VAL,
+	VCAP_IS1_ACT_FID_SEL,
+	VCAP_IS1_ACT_FID_VAL,
+	VCAP_IS1_ACT_PCP_DEI_ENA,
+	VCAP_IS1_ACT_PCP_VAL,
+	VCAP_IS1_ACT_DEI_VAL,
+	VCAP_IS1_ACT_VLAN_POP_CNT_ENA,
+	VCAP_IS1_ACT_VLAN_POP_CNT,
+	VCAP_IS1_ACT_CUSTOM_ACE_TYPE_ENA,
+	VCAP_IS1_ACT_HIT_STICKY,
+};
+
 #endif /* _OCELOT_VCAP_H_ */
