Merge v5.3-rc1 into drm-misc-next

Noralf needs some SPI patches in 5.3 to merge some work on tinydrm.

Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>

16 files changed, 181 insertions, 48 deletions

diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h
index 208c87cf2e3e..c98a21108688 100644
--- a/include/linux/mtd/cfi.h
+++ b/include/linux/mtd/cfi.h
@@ -219,6 +219,13 @@ struct cfi_pri_amdstd {
 	uint8_t  VppMin;
 	uint8_t  VppMax;
 	uint8_t  TopBottom;
+	/* Below field are added from version 1.5 */
+	uint8_t  ProgramSuspend;
+	uint8_t  UnlockBypass;
+	uint8_t  SecureSiliconSector;
+	uint8_t  SoftwareFeatures;
+#define CFI_POLL_STATUS_REG	BIT(0)
+#define CFI_POLL_DQ		BIT(1)
 } __packed;
 
 /* Vendor-Specific PRI for Atmel chips (command set 0x0002) */
diff --git a/include/linux/mtd/hyperbus.h b/include/linux/mtd/hyperbus.h
new file mode 100644
index 000000000000..2dfe65964f6e
--- /dev/null
+++ b/include/linux/mtd/hyperbus.h
@@ -0,0 +1,84 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * Copyright (C) 2019 Texas Instruments Incorporated - http://www.ti.com/
+ */
+
+#ifndef __LINUX_MTD_HYPERBUS_H__
+#define __LINUX_MTD_HYPERBUS_H__
+
+#include <linux/mtd/map.h>
+
+enum hyperbus_memtype {
+	HYPERFLASH,
+	HYPERRAM,
+};
+
+/**
+ * struct hyperbus_device - struct representing HyperBus slave device
+ * @map: map_info struct for accessing MMIO HyperBus flash memory
+ * @np: pointer to HyperBus slave device node
+ * @mtd: pointer to MTD struct
+ * @ctlr: pointer to HyperBus controller struct
+ * @memtype: type of memory device: HyperFlash or HyperRAM
+ */
+
+struct hyperbus_device {
+	struct map_info map;
+	struct device_node *np;
+	struct mtd_info *mtd;
+	struct hyperbus_ctlr *ctlr;
+	enum hyperbus_memtype memtype;
+};
+
+/**
+ * struct hyperbus_ops - struct representing custom HyperBus operations
+ * @read16: read 16 bit of data from flash in a single burst. Used to read
+ *          from non default address space, such as ID/CFI space
+ * @write16: write 16 bit of data to flash in a single burst. Used to
+ *           send cmd to flash or write single 16 bit word at a time.
+ * @copy_from: copy data from flash memory
+ * @copy_to: copy data to flash memory
+ * @calibrate: calibrate HyperBus controller
+ */
+
+struct hyperbus_ops {
+	u16 (*read16)(struct hyperbus_device *hbdev, unsigned long addr);
+	void (*write16)(struct hyperbus_device *hbdev,
+			unsigned long addr, u16 val);
+	void (*copy_from)(struct hyperbus_device *hbdev, void *to,
+			  unsigned long from, ssize_t len);
+	void (*copy_to)(struct hyperbus_device *dev, unsigned long to,
+			const void *from, ssize_t len);
+	int (*calibrate)(struct hyperbus_device *dev);
+};
+
+/**
+ * struct hyperbus_ctlr - struct representing HyperBus controller
+ * @dev: pointer to HyperBus controller device
+ * @calibrated: flag to indicate ctlr calibration sequence is complete
+ * @ops: HyperBus controller ops
+ */
+struct hyperbus_ctlr {
+	struct device *dev;
+	bool calibrated;
+
+	const struct hyperbus_ops *ops;
+};
+
+/**
+ * hyperbus_register_device - probe and register a HyperBus slave memory device
+ * @hbdev: hyperbus_device struct with dev, np and ctlr field populated
+ *
+ * Return: 0 for success, others for failure.
+ */
+int hyperbus_register_device(struct hyperbus_device *hbdev);
+
+/**
+ * hyperbus_unregister_device - deregister HyperBus slave memory device
+ * @hbdev: hyperbus_device to be unregistered
+ *
+ * Return: 0 for success, others for failure.
+ */
+int hyperbus_unregister_device(struct hyperbus_device *hbdev);
+
+#endif /* __LINUX_MTD_HYPERBUS_H__ */
diff --git a/include/linux/mtd/lpc32xx_mlc.h b/include/linux/mtd/lpc32xx_mlc.h
index d91b1e35631e..d168c628c0d5 100644
--- a/include/linux/mtd/lpc32xx_mlc.h
+++ b/include/linux/mtd/lpc32xx_mlc.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Platform data for LPC32xx SoC MLC NAND controller
  *
  * Copyright © 2012 Roland Stigge
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MTD_LPC32XX_MLC_H
diff --git a/include/linux/mtd/lpc32xx_slc.h b/include/linux/mtd/lpc32xx_slc.h
index 1169548a1535..cf54a9f80460 100644
--- a/include/linux/mtd/lpc32xx_slc.h
+++ b/include/linux/mtd/lpc32xx_slc.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Platform data for LPC32xx SoC SLC NAND controller
  *
  * Copyright © 2012 Roland Stigge
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MTD_LPC32XX_SLC_H
diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 936a3fdb48b5..4ca8c1c845fb 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -316,6 +316,12 @@ struct mtd_info {
 	int (*_get_device) (struct mtd_info *mtd);
 	void (*_put_device) (struct mtd_info *mtd);
 
+	/*
+	 * flag indicates a panic write, low level drivers can take appropriate
+	 * action if required to ensure writes go through
+	 */
+	bool oops_panic_write;
+
 	struct notifier_block reboot_notifier;  /* default mode before reboot */
 
 	/* ECC status information */
diff --git a/include/linux/mtd/nand_bch.h b/include/linux/mtd/nand_bch.h
index a8a6909b594e..d5956cc48ba9 100644
--- a/include/linux/mtd/nand_bch.h
+++ b/include/linux/mtd/nand_bch.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright © 2011 Ivan Djelic <ivan.djelic@parrot.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  * This file is the header for the NAND BCH ECC implementation.
  */
 
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index 0b3bb156c344..d423916b94f0 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Copyright (C) 2000-2010 Steven J. Hill <sjhill@realitydiluted.com>
  *			    David Woodhouse <dwmw2@infradead.org>
  *			    Thomas Gleixner <tglx@linutronix.de>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  * This file is the header for the ECC algorithm.
  */
 
diff --git a/include/linux/mtd/ndfc.h b/include/linux/mtd/ndfc.h
index 357e88b3263a..98f075b86931 100644
--- a/include/linux/mtd/ndfc.h
+++ b/include/linux/mtd/ndfc.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Copyright (c) 2006 Thomas Gleixner <tglx@linutronix.de>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  *  Info:
  *   Contains defines, datastructures for ndfc nand controller
- *
  */
 #ifndef __LINUX_MTD_NDFC_H
 #define __LINUX_MTD_NDFC_H
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index bfe9e10fae04..1e517961d0ba 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  linux/include/linux/mtd/onenand.h
  *
  *  Copyright © 2005-2009 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MTD_ONENAND_H
diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h
index d60130f88eed..5f728407a579 100644
--- a/include/linux/mtd/onenand_regs.h
+++ b/include/linux/mtd/onenand_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  linux/include/linux/mtd/onenand_regs.h
  *
@@ -5,10 +6,6 @@
  *
  *  Copyright (C) 2005-2007 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __ONENAND_REG_H
@@ -80,6 +77,7 @@
 #define ONENAND_DEVICE_DENSITY_1Gb	(0x003)
 #define ONENAND_DEVICE_DENSITY_2Gb	(0x004)
 #define ONENAND_DEVICE_DENSITY_4Gb	(0x005)
+#define ONENAND_DEVICE_DENSITY_8Gb	(0x006)
 
 /*
  * Version ID Register F002h (R)
diff --git a/include/linux/mtd/plat-ram.h b/include/linux/mtd/plat-ram.h
index 44212d65aa97..09441856d244 100644
--- a/include/linux/mtd/plat-ram.h
+++ b/include/linux/mtd/plat-ram.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /* linux/include/linux/mtd/plat-ram.h
  *
  * (c) 2004 Simtec Electronics
@@ -5,11 +6,6 @@
  *	Ben Dooks <ben@simtec.co.uk>
  *
  * Generic platform device based RAM map
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #ifndef __LINUX_MTD_PLATRAM_H
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index dbfffa5bec7b..4ab9bccfcde0 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  *  Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org>
  *                        Steven J. Hill <sjhill@realitydiluted.com>
  *		          Thomas Gleixner <tglx@linutronix.de>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  * Info:
  *	Contains standard defines and IDs for NAND flash devices
  *
@@ -877,6 +874,42 @@ int nand_op_parser_exec_op(struct nand_chip *chip,
 			   const struct nand_op_parser *parser,
 			   const struct nand_operation *op, bool check_only);
 
+static inline void nand_op_trace(const char *prefix,
+				 const struct nand_op_instr *instr)
+{
+#if IS_ENABLED(CONFIG_DYNAMIC_DEBUG) || defined(DEBUG)
+	switch (instr->type) {
+	case NAND_OP_CMD_INSTR:
+		pr_debug("%sCMD      [0x%02x]\n", prefix,
+			 instr->ctx.cmd.opcode);
+		break;
+	case NAND_OP_ADDR_INSTR:
+		pr_debug("%sADDR     [%d cyc: %*ph]\n", prefix,
+			 instr->ctx.addr.naddrs,
+			 instr->ctx.addr.naddrs < 64 ?
+			 instr->ctx.addr.naddrs : 64,
+			 instr->ctx.addr.addrs);
+		break;
+	case NAND_OP_DATA_IN_INSTR:
+		pr_debug("%sDATA_IN  [%d B%s]\n", prefix,
+			 instr->ctx.data.len,
+			 instr->ctx.data.force_8bit ?
+			 ", force 8-bit" : "");
+		break;
+	case NAND_OP_DATA_OUT_INSTR:
+		pr_debug("%sDATA_OUT [%d B%s]\n", prefix,
+			 instr->ctx.data.len,
+			 instr->ctx.data.force_8bit ?
+			 ", force 8-bit" : "");
+		break;
+	case NAND_OP_WAITRDY_INSTR:
+		pr_debug("%sWAITRDY  [max %d ms]\n", prefix,
+			 instr->ctx.waitrdy.timeout_ms);
+		break;
+	}
+#endif
+}
+
 /**
  * struct nand_controller_ops - Controller operations
  *
diff --git a/include/linux/mtd/sharpsl.h b/include/linux/mtd/sharpsl.h
index e1845fc4afbd..01306ebe266d 100644
--- a/include/linux/mtd/sharpsl.h
+++ b/include/linux/mtd/sharpsl.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * SharpSL NAND support
  *
  * Copyright (C) 2008 Dmitry Baryshkov
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #include <linux/mtd/rawnand.h>
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index b3d360b0ee3d..9f57cdfcc93d 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -373,6 +373,8 @@ struct flash_info;
  * @flash_unlock:	[FLASH-SPECIFIC] unlock a region of the SPI NOR
  * @flash_is_locked:	[FLASH-SPECIFIC] check if a region of the SPI NOR is
  * @quad_enable:	[FLASH-SPECIFIC] enables SPI NOR quad mode
+ * @clear_sr_bp:	[FLASH-SPECIFIC] clears the Block Protection Bits from
+ *			the SPI NOR Status Register.
  *			completely locked
  * @priv:		the private data
  */
@@ -410,6 +412,7 @@ struct spi_nor {
 	int (*flash_unlock)(struct spi_nor *nor, loff_t ofs, uint64_t len);
 	int (*flash_is_locked)(struct spi_nor *nor, loff_t ofs, uint64_t len);
 	int (*quad_enable)(struct spi_nor *nor);
+	int (*clear_sr_bp)(struct spi_nor *nor);
 
 	void *priv;
 };
diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h
index 507f7e289bd1..4ea558bd3c46 100644
--- a/include/linux/mtd/spinand.h
+++ b/include/linux/mtd/spinand.h
@@ -68,30 +68,60 @@
 		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
 		   SPI_MEM_OP_DATA_IN(len, buf, 1))
 
+#define SPINAND_PAGE_READ_FROM_CACHE_OP_3A(fast, addr, ndummy, buf, len) \
+	SPI_MEM_OP(SPI_MEM_OP_CMD(fast ? 0x0b : 0x03, 1),		\
+		   SPI_MEM_OP_ADDR(3, addr, 1),				\
+		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
+		   SPI_MEM_OP_DATA_IN(len, buf, 1))
+
 #define SPINAND_PAGE_READ_FROM_CACHE_X2_OP(addr, ndummy, buf, len)	\
 	SPI_MEM_OP(SPI_MEM_OP_CMD(0x3b, 1),				\
 		   SPI_MEM_OP_ADDR(2, addr, 1),				\
 		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
 		   SPI_MEM_OP_DATA_IN(len, buf, 2))
 
+#define SPINAND_PAGE_READ_FROM_CACHE_X2_OP_3A(addr, ndummy, buf, len)	\
+	SPI_MEM_OP(SPI_MEM_OP_CMD(0x3b, 1),				\
+		   SPI_MEM_OP_ADDR(3, addr, 1),				\
+		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
+		   SPI_MEM_OP_DATA_IN(len, buf, 2))
+
 #define SPINAND_PAGE_READ_FROM_CACHE_X4_OP(addr, ndummy, buf, len)	\
 	SPI_MEM_OP(SPI_MEM_OP_CMD(0x6b, 1),				\
 		   SPI_MEM_OP_ADDR(2, addr, 1),				\
 		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
 		   SPI_MEM_OP_DATA_IN(len, buf, 4))
 
+#define SPINAND_PAGE_READ_FROM_CACHE_X4_OP_3A(addr, ndummy, buf, len)	\
+	SPI_MEM_OP(SPI_MEM_OP_CMD(0x6b, 1),				\
+		   SPI_MEM_OP_ADDR(3, addr, 1),				\
+		   SPI_MEM_OP_DUMMY(ndummy, 1),				\
+		   SPI_MEM_OP_DATA_IN(len, buf, 4))
+
 #define SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP(addr, ndummy, buf, len)	\
 	SPI_MEM_OP(SPI_MEM_OP_CMD(0xbb, 1),				\
 		   SPI_MEM_OP_ADDR(2, addr, 2),				\
 		   SPI_MEM_OP_DUMMY(ndummy, 2),				\
 		   SPI_MEM_OP_DATA_IN(len, buf, 2))
 
+#define SPINAND_PAGE_READ_FROM_CACHE_DUALIO_OP_3A(addr, ndummy, buf, len) \
+	SPI_MEM_OP(SPI_MEM_OP_CMD(0xbb, 1),				\
+		   SPI_MEM_OP_ADDR(3, addr, 2),				\
+		   SPI_MEM_OP_DUMMY(ndummy, 2),				\
+		   SPI_MEM_OP_DATA_IN(len, buf, 2))
+
 #define SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP(addr, ndummy, buf, len)	\
 	SPI_MEM_OP(SPI_MEM_OP_CMD(0xeb, 1),				\
 		   SPI_MEM_OP_ADDR(2, addr, 4),				\
 		   SPI_MEM_OP_DUMMY(ndummy, 4),				\
 		   SPI_MEM_OP_DATA_IN(len, buf, 4))
 
+#define SPINAND_PAGE_READ_FROM_CACHE_QUADIO_OP_3A(addr, ndummy, buf, len) \
+	SPI_MEM_OP(SPI_MEM_OP_CMD(0xeb, 1),				\
+		   SPI_MEM_OP_ADDR(3, addr, 4),				\
+		   SPI_MEM_OP_DUMMY(ndummy, 4),				\
+		   SPI_MEM_OP_DATA_IN(len, buf, 4))
+
 #define SPINAND_PROG_EXEC_OP(addr)					\
 	SPI_MEM_OP(SPI_MEM_OP_CMD(0x10, 1),				\
 		   SPI_MEM_OP_ADDR(3, addr, 1),				\
@@ -197,6 +227,7 @@ struct spinand_manufacturer {
 extern const struct spinand_manufacturer gigadevice_spinand_manufacturer;
 extern const struct spinand_manufacturer macronix_spinand_manufacturer;
 extern const struct spinand_manufacturer micron_spinand_manufacturer;
+extern const struct spinand_manufacturer paragon_spinand_manufacturer;
 extern const struct spinand_manufacturer toshiba_spinand_manufacturer;
 extern const struct spinand_manufacturer winbond_spinand_manufacturer;
 
@@ -260,7 +291,7 @@ struct spinand_ecc_info {
  */
 struct spinand_info {
 	const char *model;
-	u8 devid;
+	u16 devid;
 	u32 flags;
 	struct nand_memory_organization memorg;
 	struct nand_ecc_req eccreq;
@@ -422,7 +453,7 @@ static inline void spinand_set_of_node(struct spinand_device *spinand,
 
 int spinand_match_and_init(struct spinand_device *dev,
 			   const struct spinand_info *table,
-			   unsigned int table_size, u8 devid);
+			   unsigned int table_size, u16 devid);
 
 int spinand_upd_cfg(struct spinand_device *spinand, u8 mask, u8 val);
 int spinand_select_target(struct spinand_device *spinand, unsigned int target);
diff --git a/include/linux/mtd/xip.h b/include/linux/mtd/xip.h
index e373690cce0a..a4e352b1dfe6 100644
--- a/include/linux/mtd/xip.h
+++ b/include/linux/mtd/xip.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * MTD primitives for XIP support
  *
@@ -7,10 +8,6 @@
  *
  * This XIP support for MTD has been loosely inspired
  * by an earlier patch authored by David Woodhouse.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
  */
 
 #ifndef __LINUX_MTD_XIP_H__