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, 67 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/804-crypto-0031-crypto-caam-add-caam_dma-device-on-caam_probe.patch b/target/linux/layerscape/patches-5.4/804-crypto-0031-crypto-caam-add-caam_dma-device-on-caam_probe.patch
new file mode 100644
index 0000000000..1dca71c064
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/804-crypto-0031-crypto-caam-add-caam_dma-device-on-caam_probe.patch
@@ -0,0 +1,67 @@
+From 0547020c73ab7a457f3e1601ef822b61f0b963b9 Mon Sep 17 00:00:00 2001
+From: Radu Alexe <radu.alexe@nxp.com>
+Date: Wed, 8 Nov 2017 17:22:12 +0200
+Subject: [PATCH] crypto: caam - add caam_dma device on caam_probe
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Dynamically create a platform device for the caam_dma driver
+at caam_probe() time.
+
+Signed-off-by: Radu Alexe <radu.alexe@nxp.com>
+Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
+
+Use devres for caam_dma platform device unregistering.
+
+Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
+---
+ drivers/crypto/caam/ctrl.c | 24 ++++++++++++++++++++++++
+ 1 file changed, 24 insertions(+)
+
+--- a/drivers/crypto/caam/ctrl.c
++++ b/drivers/crypto/caam/ctrl.c
+@@ -566,12 +566,22 @@ static void caam_remove_debugfs(void *ro
+ }
+ #endif
+ 
++static void caam_dma_dev_unregister(void *data)
++{
++	platform_device_unregister(data);
++}
++
+ /* Probe routine for CAAM top (controller) level */
+ static int caam_probe(struct platform_device *pdev)
+ {
+ 	int ret, ring, gen_sk, ent_delay = RTSDCTL_ENT_DLY_MIN;
+ 	u64 caam_id;
+ 	const struct soc_device_attribute *imx_soc_match;
++	static struct platform_device_info caam_dma_pdev_info = {
++		.name = "caam-dma",
++		.id = PLATFORM_DEVID_NONE
++	};
++	static struct platform_device *caam_dma_dev;
+ 	struct device *dev;
+ 	struct device_node *nprop, *np;
+ 	struct resource res_regs;
+@@ -849,6 +859,20 @@ set_dma_mask:
+ 		return -ENOMEM;
+ 	}
+ 
++	caam_dma_pdev_info.parent = dev;
++	caam_dma_pdev_info.dma_mask = dma_get_mask(dev);
++	caam_dma_dev = platform_device_register_full(&caam_dma_pdev_info);
++	if (IS_ERR(caam_dma_dev)) {
++		dev_err(dev, "Unable to create and register caam-dma dev\n");
++		return PTR_ERR(caam_dma_dev);
++	} else {
++		set_dma_ops(&caam_dma_dev->dev, get_dma_ops(dev));
++		ret = devm_add_action_or_reset(dev, caam_dma_dev_unregister,
++					       caam_dma_dev);
++		if (ret)
++			return ret;
++	}
++
+ 	if (!reg_access)
+ 		goto report_live;
+