kernel: delete Linux 5.4 config and patches

As the upcoming release will be based on Linux 5.10 only, remove all
kernel configuration as well as patches for Linux 5.4.
There were no targets still actively using Linux 5.4.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 3a14580411adfb75f9a44eded9f41245b9e44606)

1 files changed, 0 insertions, 61 deletions

diff --git a/target/linux/layerscape/patches-5.4/701-net-0404-LF-457-ocelot-tsn-clean-preempt-interrupt-status.patch b/target/linux/layerscape/patches-5.4/701-net-0404-LF-457-ocelot-tsn-clean-preempt-interrupt-status.patch
deleted file mode 100644
index 96897b5e2a..0000000000
--- a/target/linux/layerscape/patches-5.4/701-net-0404-LF-457-ocelot-tsn-clean-preempt-interrupt-status.patch
+++ /dev/null
@@ -1,61 +0,0 @@
-From 5d246e343440ee4915109dac66543d02d71ca900 Mon Sep 17 00:00:00 2001
-From: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
-Date: Tue, 11 Feb 2020 15:33:46 +0800
-Subject: [PATCH] LF-457: ocelot: tsn: clean preempt interrupt status
-
-The INTB interrupt is used both for 1588 interrupt and preemption status
-change interrupt on each port. So clean preempt status interrupt in IRQ
-handle function. Without handling it, driver may get interrupt storm.
-
-Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
-Reviewed-by: Po Liu <Po.Liu@nxp.com>
----
- drivers/net/dsa/ocelot/felix.c         |  5 +----
- drivers/net/ethernet/mscc/ocelot_tsn.c | 14 ++++++++++++++
- include/soc/mscc/ocelot.h              |  1 +
- 3 files changed, 16 insertions(+), 4 deletions(-)
-
---- a/drivers/net/dsa/ocelot/felix.c
-+++ b/drivers/net/dsa/ocelot/felix.c
-@@ -688,12 +688,9 @@ static irqreturn_t felix_irq_handler(int
- 
- 	/* The INTB interrupt is used for both PTP TX timestamp interrupt
- 	 * and preemption status change interrupt on each port.
--	 *
--	 * - Get txtstamp if have
--	 * - TODO: handle preemption. Without handling it, driver may get
--	 *   interrupt storm.
- 	 */
- 
-+	ocelot_preempt_irq_clean(ocelot);
- 	ocelot_get_txtstamp(ocelot);
- 
- 	return IRQ_HANDLED;
---- a/drivers/net/ethernet/mscc/ocelot_tsn.c
-+++ b/drivers/net/ethernet/mscc/ocelot_tsn.c
-@@ -1570,3 +1570,17 @@ int ocelot_dscp_set(struct ocelot *ocelo
- 
- 	return 0;
- }
-+
-+void ocelot_preempt_irq_clean(struct ocelot *ocelot)
-+{
-+	struct ocelot_port *ocelot_port;
-+	int port;
-+	u32 val;
-+
-+	val = DEV_GMII_MM_STATISTICS_MM_STATUS_PRMPT_ACTIVE_STICKY;
-+	for (port = 0; port < ocelot->num_phys_ports; port++) {
-+		ocelot_port = ocelot->ports[port];
-+		ocelot_port_rmwl(ocelot_port, val, val,
-+				 DEV_GMII_MM_STATISTICS_MM_STATUS);
-+	}
-+}
---- a/include/soc/mscc/ocelot.h
-+++ b/include/soc/mscc/ocelot.h
-@@ -592,4 +592,5 @@ int ocelot_rtag_parse_enable(struct ocel
- int ocelot_dscp_set(struct ocelot *ocelot, int port,
- 		    bool enable, const u8 dscp_ix,
- 		    struct tsn_qos_switch_dscp_conf *c);
-+void ocelot_preempt_irq_clean(struct ocelot *ocelot);
- #endif