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, 453 insertions, 0 deletions

diff --git a/target/linux/layerscape/patches-5.4/814-qe-0004-irqchip-qeic-remove-PPCisms-for-QEIC.patch b/target/linux/layerscape/patches-5.4/814-qe-0004-irqchip-qeic-remove-PPCisms-for-QEIC.patch
new file mode 100644
index 0000000000..fbb6867812
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/814-qe-0004-irqchip-qeic-remove-PPCisms-for-QEIC.patch
@@ -0,0 +1,453 @@
+From c9e8d4b75d48f02731f25e55247017d60c59d510 Mon Sep 17 00:00:00 2001
+From: Zhao Qiang <qiang.zhao@nxp.com>
+Date: Thu, 27 Apr 2017 09:56:20 +0800
+Subject: [PATCH] irqchip/qeic: remove PPCisms for QEIC
+
+QEIC was supported on PowerPC, and dependent on PPC,
+Now it is supported on other platforms, so remove PPCisms.
+
+Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
+---
+ drivers/irqchip/irq-qeic.c | 220 +++++++++++++++++++++++----------------------
+ include/soc/fsl/qe/qe_ic.h | 128 --------------------------
+ 2 files changed, 112 insertions(+), 236 deletions(-)
+ delete mode 100644 include/soc/fsl/qe/qe_ic.h
+
+--- a/drivers/irqchip/irq-qeic.c
++++ b/drivers/irqchip/irq-qeic.c
+@@ -14,7 +14,11 @@
+ #include <linux/of_address.h>
+ #include <linux/kernel.h>
+ #include <linux/init.h>
++#include <linux/irqdomain.h>
++#include <linux/irqchip.h>
+ #include <linux/errno.h>
++#include <linux/of_address.h>
++#include <linux/of_irq.h>
+ #include <linux/reboot.h>
+ #include <linux/slab.h>
+ #include <linux/stddef.h>
+@@ -22,9 +26,8 @@
+ #include <linux/signal.h>
+ #include <linux/device.h>
+ #include <linux/spinlock.h>
+-#include <asm/irq.h>
++#include <linux/irq.h>
+ #include <asm/io.h>
+-#include <soc/fsl/qe/qe_ic.h>
+ 
+ #define NR_QE_IC_INTS		64
+ 
+@@ -82,6 +85,43 @@
+ #define SIGNAL_HIGH		2
+ #define SIGNAL_LOW		0
+ 
++#define NUM_OF_QE_IC_GROUPS	6
++
++/* Flags when we init the QE IC */
++#define QE_IC_SPREADMODE_GRP_W			0x00000001
++#define QE_IC_SPREADMODE_GRP_X			0x00000002
++#define QE_IC_SPREADMODE_GRP_Y			0x00000004
++#define QE_IC_SPREADMODE_GRP_Z			0x00000008
++#define QE_IC_SPREADMODE_GRP_RISCA		0x00000010
++#define QE_IC_SPREADMODE_GRP_RISCB		0x00000020
++
++#define QE_IC_LOW_SIGNAL			0x00000100
++#define QE_IC_HIGH_SIGNAL			0x00000200
++
++#define QE_IC_GRP_W_PRI0_DEST_SIGNAL_HIGH	0x00001000
++#define QE_IC_GRP_W_PRI1_DEST_SIGNAL_HIGH	0x00002000
++#define QE_IC_GRP_X_PRI0_DEST_SIGNAL_HIGH	0x00004000
++#define QE_IC_GRP_X_PRI1_DEST_SIGNAL_HIGH	0x00008000
++#define QE_IC_GRP_Y_PRI0_DEST_SIGNAL_HIGH	0x00010000
++#define QE_IC_GRP_Y_PRI1_DEST_SIGNAL_HIGH	0x00020000
++#define QE_IC_GRP_Z_PRI0_DEST_SIGNAL_HIGH	0x00040000
++#define QE_IC_GRP_Z_PRI1_DEST_SIGNAL_HIGH	0x00080000
++#define QE_IC_GRP_RISCA_PRI0_DEST_SIGNAL_HIGH	0x00100000
++#define QE_IC_GRP_RISCA_PRI1_DEST_SIGNAL_HIGH	0x00200000
++#define QE_IC_GRP_RISCB_PRI0_DEST_SIGNAL_HIGH	0x00400000
++#define QE_IC_GRP_RISCB_PRI1_DEST_SIGNAL_HIGH	0x00800000
++#define QE_IC_GRP_W_DEST_SIGNAL_SHIFT		(12)
++
++/* QE interrupt sources groups */
++enum qe_ic_grp_id {
++	QE_IC_GRP_W = 0,	/* QE interrupt controller group W */
++	QE_IC_GRP_X,		/* QE interrupt controller group X */
++	QE_IC_GRP_Y,		/* QE interrupt controller group Y */
++	QE_IC_GRP_Z,		/* QE interrupt controller group Z */
++	QE_IC_GRP_RISCA,	/* QE interrupt controller RISC group A */
++	QE_IC_GRP_RISCB		/* QE interrupt controller RISC group B */
++};
++
+ struct qe_ic {
+ 	/* Control registers offset */
+ 	u32 __iomem *regs;
+@@ -260,15 +300,15 @@ static struct qe_ic_info qe_ic_info[] =
+ 		},
+ };
+ 
+-static inline u32 qe_ic_read(volatile __be32  __iomem * base, unsigned int reg)
++static inline u32 qe_ic_read(__be32  __iomem *base, unsigned int reg)
+ {
+-	return in_be32(base + (reg >> 2));
++	return ioread32be(base + (reg >> 2));
+ }
+ 
+-static inline void qe_ic_write(volatile __be32  __iomem * base, unsigned int reg,
++static inline void qe_ic_write(__be32  __iomem *base, unsigned int reg,
+ 			       u32 value)
+ {
+-	out_be32(base + (reg >> 2), value);
++	iowrite32be(value, base + (reg >> 2));
+ }
+ 
+ static inline struct qe_ic *qe_ic_from_irq(unsigned int virq)
+@@ -370,8 +410,8 @@ static const struct irq_domain_ops qe_ic
+ 	.xlate = irq_domain_xlate_onetwocell,
+ };
+ 
+-/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
+-unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
++/* Return an interrupt vector or 0 if no interrupt is pending. */
++static unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
+ {
+ 	int irq;
+ 
+@@ -381,13 +421,13 @@ unsigned int qe_ic_get_low_irq(struct qe
+ 	irq = qe_ic_read(qe_ic->regs, QEIC_CIVEC) >> 26;
+ 
+ 	if (irq == 0)
+-		return NO_IRQ;
++		return 0;
+ 
+ 	return irq_linear_revmap(qe_ic->irqhost, irq);
+ }
+ 
+-/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
+-unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
++/* Return an interrupt vector or 0 if no interrupt is pending. */
++static unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
+ {
+ 	int irq;
+ 
+@@ -397,11 +437,69 @@ unsigned int qe_ic_get_high_irq(struct q
+ 	irq = qe_ic_read(qe_ic->regs, QEIC_CHIVEC) >> 26;
+ 
+ 	if (irq == 0)
+-		return NO_IRQ;
++		return 0;
+ 
+ 	return irq_linear_revmap(qe_ic->irqhost, irq);
+ }
+ 
++static inline void qe_ic_cascade_low_ipic(struct irq_desc *desc)
++{
++	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
++	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
++
++	if (cascade_irq != 0)
++		generic_handle_irq(cascade_irq);
++}
++
++static inline void qe_ic_cascade_high_ipic(struct irq_desc *desc)
++{
++	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
++	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
++
++	if (cascade_irq != 0)
++		generic_handle_irq(cascade_irq);
++}
++
++static inline void qe_ic_cascade_low_mpic(struct irq_desc *desc)
++{
++	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
++	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
++	struct irq_chip *chip = irq_desc_get_chip(desc);
++
++	if (cascade_irq != 0)
++		generic_handle_irq(cascade_irq);
++
++	chip->irq_eoi(&desc->irq_data);
++}
++
++static inline void qe_ic_cascade_high_mpic(struct irq_desc *desc)
++{
++	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
++	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
++	struct irq_chip *chip = irq_desc_get_chip(desc);
++
++	if (cascade_irq != 0)
++		generic_handle_irq(cascade_irq);
++
++	chip->irq_eoi(&desc->irq_data);
++}
++
++static inline void qe_ic_cascade_muxed_mpic(struct irq_desc *desc)
++{
++	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
++	unsigned int cascade_irq;
++	struct irq_chip *chip = irq_desc_get_chip(desc);
++
++	cascade_irq = qe_ic_get_high_irq(qe_ic);
++	if (cascade_irq == 0)
++		cascade_irq = qe_ic_get_low_irq(qe_ic);
++
++	if (cascade_irq != 0)
++		generic_handle_irq(cascade_irq);
++
++	chip->irq_eoi(&desc->irq_data);
++}
++
+ static int __init qe_ic_init(struct device_node *node, unsigned int flags)
+ {
+ 	struct qe_ic *qe_ic;
+@@ -438,7 +536,7 @@ static int __init qe_ic_init(struct devi
+ 	qe_ic->virq_high = irq_of_parse_and_map(node, 0);
+ 	qe_ic->virq_low = irq_of_parse_and_map(node, 1);
+ 
+-	if (qe_ic->virq_low == NO_IRQ) {
++	if (qe_ic->virq_low == 0) {
+ 		pr_err("Failed to map QE_IC low IRQ\n");
+ 		ret = -ENOMEM;
+ 		goto err_domain_remove;
+@@ -470,7 +568,7 @@ static int __init qe_ic_init(struct devi
+ 	irq_set_handler_data(qe_ic->virq_low, qe_ic);
+ 	irq_set_chained_handler(qe_ic->virq_low, qe_ic_cascade_low_mpic);
+ 
+-	if (qe_ic->virq_high != NO_IRQ &&
++	if (qe_ic->virq_high != 0 &&
+ 			qe_ic->virq_high != qe_ic->virq_low) {
+ 		irq_set_handler_data(qe_ic->virq_high, qe_ic);
+ 		irq_set_chained_handler(qe_ic->virq_high,
+@@ -488,100 +586,6 @@ err_put_node:
+ 	return ret;
+ }
+ 
+-void qe_ic_set_highest_priority(unsigned int virq, int high)
+-{
+-	struct qe_ic *qe_ic = qe_ic_from_irq(virq);
+-	unsigned int src = virq_to_hw(virq);
+-	u32 temp = 0;
+-
+-	temp = qe_ic_read(qe_ic->regs, QEIC_CICR);
+-
+-	temp &= ~CICR_HP_MASK;
+-	temp |= src << CICR_HP_SHIFT;
+-
+-	temp &= ~CICR_HPIT_MASK;
+-	temp |= (high ? SIGNAL_HIGH : SIGNAL_LOW) << CICR_HPIT_SHIFT;
+-
+-	qe_ic_write(qe_ic->regs, QEIC_CICR, temp);
+-}
+-
+-/* Set Priority level within its group, from 1 to 8 */
+-int qe_ic_set_priority(unsigned int virq, unsigned int priority)
+-{
+-	struct qe_ic *qe_ic = qe_ic_from_irq(virq);
+-	unsigned int src = virq_to_hw(virq);
+-	u32 temp;
+-
+-	if (priority > 8 || priority == 0)
+-		return -EINVAL;
+-	if (WARN_ONCE(src >= ARRAY_SIZE(qe_ic_info),
+-		      "%s: Invalid hw irq number for QEIC\n", __func__))
+-		return -EINVAL;
+-	if (qe_ic_info[src].pri_reg == 0)
+-		return -EINVAL;
+-
+-	temp = qe_ic_read(qe_ic->regs, qe_ic_info[src].pri_reg);
+-
+-	if (priority < 4) {
+-		temp &= ~(0x7 << (32 - priority * 3));
+-		temp |= qe_ic_info[src].pri_code << (32 - priority * 3);
+-	} else {
+-		temp &= ~(0x7 << (24 - priority * 3));
+-		temp |= qe_ic_info[src].pri_code << (24 - priority * 3);
+-	}
+-
+-	qe_ic_write(qe_ic->regs, qe_ic_info[src].pri_reg, temp);
+-
+-	return 0;
+-}
+-
+-/* Set a QE priority to use high irq, only priority 1~2 can use high irq */
+-int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high)
+-{
+-	struct qe_ic *qe_ic = qe_ic_from_irq(virq);
+-	unsigned int src = virq_to_hw(virq);
+-	u32 temp, control_reg = QEIC_CICNR, shift = 0;
+-
+-	if (priority > 2 || priority == 0)
+-		return -EINVAL;
+-	if (WARN_ONCE(src >= ARRAY_SIZE(qe_ic_info),
+-		      "%s: Invalid hw irq number for QEIC\n", __func__))
+-		return -EINVAL;
+-
+-	switch (qe_ic_info[src].pri_reg) {
+-	case QEIC_CIPZCC:
+-		shift = CICNR_ZCC1T_SHIFT;
+-		break;
+-	case QEIC_CIPWCC:
+-		shift = CICNR_WCC1T_SHIFT;
+-		break;
+-	case QEIC_CIPYCC:
+-		shift = CICNR_YCC1T_SHIFT;
+-		break;
+-	case QEIC_CIPXCC:
+-		shift = CICNR_XCC1T_SHIFT;
+-		break;
+-	case QEIC_CIPRTA:
+-		shift = CRICR_RTA1T_SHIFT;
+-		control_reg = QEIC_CRICR;
+-		break;
+-	case QEIC_CIPRTB:
+-		shift = CRICR_RTB1T_SHIFT;
+-		control_reg = QEIC_CRICR;
+-		break;
+-	default:
+-		return -EINVAL;
+-	}
+-
+-	shift += (2 - priority) * 2;
+-	temp = qe_ic_read(qe_ic->regs, control_reg);
+-	temp &= ~(SIGNAL_MASK << shift);
+-	temp |= (high ? SIGNAL_HIGH : SIGNAL_LOW) << shift;
+-	qe_ic_write(qe_ic->regs, control_reg, temp);
+-
+-	return 0;
+-}
+-
+ static int __init init_qe_ic(struct device_node *node,
+ 			     struct device_node *parent)
+ {
+--- a/include/soc/fsl/qe/qe_ic.h
++++ /dev/null
+@@ -1,128 +0,0 @@
+-/* SPDX-License-Identifier: GPL-2.0-or-later */
+-/*
+- * Copyright (C) 2006 Freescale Semiconductor, Inc. All rights reserved.
+- *
+- * Authors: 	Shlomi Gridish <gridish@freescale.com>
+- * 		Li Yang <leoli@freescale.com>
+- *
+- * Description:
+- * QE IC external definitions and structure.
+- */
+-#ifndef _ASM_POWERPC_QE_IC_H
+-#define _ASM_POWERPC_QE_IC_H
+-
+-#include <linux/irq.h>
+-
+-struct device_node;
+-struct qe_ic;
+-
+-#define NUM_OF_QE_IC_GROUPS	6
+-
+-/* Flags when we init the QE IC */
+-#define QE_IC_SPREADMODE_GRP_W			0x00000001
+-#define QE_IC_SPREADMODE_GRP_X			0x00000002
+-#define QE_IC_SPREADMODE_GRP_Y			0x00000004
+-#define QE_IC_SPREADMODE_GRP_Z			0x00000008
+-#define QE_IC_SPREADMODE_GRP_RISCA		0x00000010
+-#define QE_IC_SPREADMODE_GRP_RISCB		0x00000020
+-
+-#define QE_IC_LOW_SIGNAL			0x00000100
+-#define QE_IC_HIGH_SIGNAL			0x00000200
+-
+-#define QE_IC_GRP_W_PRI0_DEST_SIGNAL_HIGH	0x00001000
+-#define QE_IC_GRP_W_PRI1_DEST_SIGNAL_HIGH	0x00002000
+-#define QE_IC_GRP_X_PRI0_DEST_SIGNAL_HIGH	0x00004000
+-#define QE_IC_GRP_X_PRI1_DEST_SIGNAL_HIGH	0x00008000
+-#define QE_IC_GRP_Y_PRI0_DEST_SIGNAL_HIGH	0x00010000
+-#define QE_IC_GRP_Y_PRI1_DEST_SIGNAL_HIGH	0x00020000
+-#define QE_IC_GRP_Z_PRI0_DEST_SIGNAL_HIGH	0x00040000
+-#define QE_IC_GRP_Z_PRI1_DEST_SIGNAL_HIGH	0x00080000
+-#define QE_IC_GRP_RISCA_PRI0_DEST_SIGNAL_HIGH	0x00100000
+-#define QE_IC_GRP_RISCA_PRI1_DEST_SIGNAL_HIGH	0x00200000
+-#define QE_IC_GRP_RISCB_PRI0_DEST_SIGNAL_HIGH	0x00400000
+-#define QE_IC_GRP_RISCB_PRI1_DEST_SIGNAL_HIGH	0x00800000
+-#define QE_IC_GRP_W_DEST_SIGNAL_SHIFT		(12)
+-
+-/* QE interrupt sources groups */
+-enum qe_ic_grp_id {
+-	QE_IC_GRP_W = 0,	/* QE interrupt controller group W */
+-	QE_IC_GRP_X,		/* QE interrupt controller group X */
+-	QE_IC_GRP_Y,		/* QE interrupt controller group Y */
+-	QE_IC_GRP_Z,		/* QE interrupt controller group Z */
+-	QE_IC_GRP_RISCA,	/* QE interrupt controller RISC group A */
+-	QE_IC_GRP_RISCB		/* QE interrupt controller RISC group B */
+-};
+-
+-#ifdef CONFIG_QUICC_ENGINE
+-unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic);
+-unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic);
+-#else
+-static inline unsigned int qe_ic_get_low_irq(struct qe_ic *qe_ic)
+-{ return 0; }
+-static inline unsigned int qe_ic_get_high_irq(struct qe_ic *qe_ic)
+-{ return 0; }
+-#endif /* CONFIG_QUICC_ENGINE */
+-
+-void qe_ic_set_highest_priority(unsigned int virq, int high);
+-int qe_ic_set_priority(unsigned int virq, unsigned int priority);
+-int qe_ic_set_high_priority(unsigned int virq, unsigned int priority, int high);
+-
+-static inline void qe_ic_cascade_low_ipic(struct irq_desc *desc)
+-{
+-	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
+-	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
+-
+-	if (cascade_irq != NO_IRQ)
+-		generic_handle_irq(cascade_irq);
+-}
+-
+-static inline void qe_ic_cascade_high_ipic(struct irq_desc *desc)
+-{
+-	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
+-	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
+-
+-	if (cascade_irq != NO_IRQ)
+-		generic_handle_irq(cascade_irq);
+-}
+-
+-static inline void qe_ic_cascade_low_mpic(struct irq_desc *desc)
+-{
+-	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
+-	unsigned int cascade_irq = qe_ic_get_low_irq(qe_ic);
+-	struct irq_chip *chip = irq_desc_get_chip(desc);
+-
+-	if (cascade_irq != NO_IRQ)
+-		generic_handle_irq(cascade_irq);
+-
+-	chip->irq_eoi(&desc->irq_data);
+-}
+-
+-static inline void qe_ic_cascade_high_mpic(struct irq_desc *desc)
+-{
+-	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
+-	unsigned int cascade_irq = qe_ic_get_high_irq(qe_ic);
+-	struct irq_chip *chip = irq_desc_get_chip(desc);
+-
+-	if (cascade_irq != NO_IRQ)
+-		generic_handle_irq(cascade_irq);
+-
+-	chip->irq_eoi(&desc->irq_data);
+-}
+-
+-static inline void qe_ic_cascade_muxed_mpic(struct irq_desc *desc)
+-{
+-	struct qe_ic *qe_ic = irq_desc_get_handler_data(desc);
+-	unsigned int cascade_irq;
+-	struct irq_chip *chip = irq_desc_get_chip(desc);
+-
+-	cascade_irq = qe_ic_get_high_irq(qe_ic);
+-	if (cascade_irq == NO_IRQ)
+-		cascade_irq = qe_ic_get_low_irq(qe_ic);
+-
+-	if (cascade_irq != NO_IRQ)
+-		generic_handle_irq(cascade_irq);
+-
+-	chip->irq_eoi(&desc->irq_data);
+-}
+-
+-#endif /* _ASM_POWERPC_QE_IC_H */