layerscape: add patches-5.4

Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>

1 files changed, 83 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/815-sata-0001-ahci-qoriq-enable-acpi-support-in-qoriq-ahci-driver.patch b/target/linux/layerscape/patches-5.4/815-sata-0001-ahci-qoriq-enable-acpi-support-in-qoriq-ahci-driver.patch
new file mode 100644
index 0000000000..74d75d0077
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/815-sata-0001-ahci-qoriq-enable-acpi-support-in-qoriq-ahci-driver.patch
@@ -0,0 +1,83 @@
+From 8f0baa717e7854b795567678415bc7173d66bc13 Mon Sep 17 00:00:00 2001
+From: Peng Ma <peng.ma@nxp.com>
+Date: Wed, 15 May 2019 05:45:35 +0000
+Subject: [PATCH] ahci: qoriq: enable acpi support in qoriq ahci driver
+
+This patch enables ACPI support in qoriq ahci driver.
+
+Signed-off-by: Udit Kumar <udit.kumar@nxp.com>
+Signed-off-by: Peng Ma <peng.ma@nxp.com>
+---
+ drivers/ata/ahci_qoriq.c | 20 +++++++++++++++++---
+ 1 file changed, 17 insertions(+), 3 deletions(-)
+
+--- a/drivers/ata/ahci_qoriq.c
++++ b/drivers/ata/ahci_qoriq.c
+@@ -6,6 +6,7 @@
+  *   Tang Yuantian <Yuantian.Tang@freescale.com>
+  */
+ 
++#include <linux/acpi.h>
+ #include <linux/kernel.h>
+ #include <linux/module.h>
+ #include <linux/pm.h>
+@@ -80,6 +81,12 @@ static const struct of_device_id ahci_qo
+ };
+ MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match);
+ 
++static const struct acpi_device_id ahci_qoriq_acpi_match[] = {
++	{"NXP0004", .driver_data = (kernel_ulong_t)AHCI_LX2160A},
++	{ }
++};
++MODULE_DEVICE_TABLE(acpi, ahci_qoriq_acpi_match);
++
+ static int ahci_qoriq_hardreset(struct ata_link *link, unsigned int *class,
+ 			  unsigned long deadline)
+ {
+@@ -255,6 +262,7 @@ static int ahci_qoriq_phy_init(struct ah
+ static int ahci_qoriq_probe(struct platform_device *pdev)
+ {
+ 	struct device_node *np = pdev->dev.of_node;
++	const struct acpi_device_id *acpi_id;
+ 	struct device *dev = &pdev->dev;
+ 	struct ahci_host_priv *hpriv;
+ 	struct ahci_qoriq_priv *qoriq_priv;
+@@ -267,14 +275,18 @@ static int ahci_qoriq_probe(struct platf
+ 		return PTR_ERR(hpriv);
+ 
+ 	of_id = of_match_node(ahci_qoriq_of_match, np);
+-	if (!of_id)
++	acpi_id = acpi_match_device(ahci_qoriq_acpi_match, &pdev->dev);
++	if (!(of_id || acpi_id))
+ 		return -ENODEV;
+ 
+ 	qoriq_priv = devm_kzalloc(dev, sizeof(*qoriq_priv), GFP_KERNEL);
+ 	if (!qoriq_priv)
+ 		return -ENOMEM;
+ 
+-	qoriq_priv->type = (enum ahci_qoriq_type)of_id->data;
++	if (of_id)
++		qoriq_priv->type = (enum ahci_qoriq_type)of_id->data;
++	else
++		qoriq_priv->type = (enum ahci_qoriq_type)acpi_id->driver_data;
+ 
+ 	if (unlikely(!ecc_initialized)) {
+ 		res = platform_get_resource_byname(pdev,
+@@ -288,7 +300,8 @@ static int ahci_qoriq_probe(struct platf
+ 		}
+ 	}
+ 
+-	qoriq_priv->is_dmacoherent = of_dma_is_coherent(np);
++	if (device_get_dma_attr(&pdev->dev) == DEV_DMA_COHERENT)
++		qoriq_priv->is_dmacoherent = true;
+ 
+ 	rc = ahci_platform_enable_resources(hpriv);
+ 	if (rc)
+@@ -354,6 +367,7 @@ static struct platform_driver ahci_qoriq
+ 	.driver = {
+ 		.name = DRV_NAME,
+ 		.of_match_table = ahci_qoriq_of_match,
++		.acpi_match_table = ahci_qoriq_acpi_match,
+ 		.pm = &ahci_qoriq_pm_ops,
+ 	},
+ };