5 files changed, 29 insertions, 49 deletions

diff --git a/include/linux/spi/altera.h b/include/linux/spi/altera.h
index 2e2a622e56da..3b74c3750caf 100644
--- a/include/linux/spi/altera.h
+++ b/include/linux/spi/altera.h
@@ -14,7 +14,7 @@
 
 /**
  * struct altera_spi_platform_data - Platform data of the Altera SPI driver
- * @mode_bits:		Mode bits of SPI master.
+ * @mode_bits:		Mode bits of SPI host.
  * @num_chipselect:	Number of chipselects.
  * @bits_per_word_mask:	bitmask of supported bits_per_word for transfers.
  * @num_devices:	Number of devices that shall be added when the driver
@@ -46,5 +46,5 @@ struct altera_spi {
 };
 
 extern irqreturn_t altera_spi_irq(int irq, void *dev);
-extern void altera_spi_init_master(struct spi_master *master);
+extern void altera_spi_init_host(struct spi_controller *host);
 #endif /* __LINUX_SPI_ALTERA_H */
diff --git a/include/linux/spi/at86rf230.h b/include/linux/spi/at86rf230.h
deleted file mode 100644
index d278576ab692..000000000000
--- a/include/linux/spi/at86rf230.h
+++ /dev/null
@@ -1,20 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * AT86RF230/RF231 driver
- *
- * Copyright (C) 2009-2012 Siemens AG
- *
- * Written by:
- * Dmitry Eremin-Solenikov <dmitry.baryshkov@siemens.com>
- */
-#ifndef AT86RF230_H
-#define AT86RF230_H
-
-struct at86rf230_platform_data {
-	int rstn;
-	int slp_tr;
-	int dig2;
-	u8 xtal_trim;
-};
-
-#endif
diff --git a/include/linux/spi/cc2520.h b/include/linux/spi/cc2520.h
deleted file mode 100644
index 449bacf10700..000000000000
--- a/include/linux/spi/cc2520.h
+++ /dev/null
@@ -1,21 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/* Header file for cc2520 radio driver
- *
- * Copyright (C) 2014 Varka Bhadram <varkab@cdac.in>
- *                    Md.Jamal Mohiuddin <mjmohiuddin@cdac.in>
- *                    P Sowjanya <sowjanyap@cdac.in>
- */
-
-#ifndef __CC2520_H
-#define __CC2520_H
-
-struct cc2520_platform_data {
-	int fifo;
-	int fifop;
-	int cca;
-	int sfd;
-	int reset;
-	int vreg;
-};
-
-#endif
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 9a32495fbb1f..a08c20bd833b 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -26,6 +26,7 @@ struct spi_controller;
 struct spi_transfer;
 struct spi_controller_mem_ops;
 struct spi_controller_mem_caps;
+struct spi_message;
 
 /*
  * INTERFACES between SPI master-side drivers and SPI slave protocol handlers,
@@ -119,6 +120,8 @@ struct spi_delay {
 
 extern int spi_delay_to_ns(struct spi_delay *_delay, struct spi_transfer *xfer);
 extern int spi_delay_exec(struct spi_delay *_delay, struct spi_transfer *xfer);
+extern void spi_transfer_cs_change_delay_exec(struct spi_message *msg,
+						  struct spi_transfer *xfer);
 
 /**
  * struct spi_device - Controller side proxy for an SPI slave device
@@ -263,7 +266,25 @@ static inline void *spi_get_drvdata(struct spi_device *spi)
 	return dev_get_drvdata(&spi->dev);
 }
 
-struct spi_message;
+static inline u8 spi_get_chipselect(struct spi_device *spi, u8 idx)
+{
+	return spi->chip_select;
+}
+
+static inline void spi_set_chipselect(struct spi_device *spi, u8 idx, u8 chipselect)
+{
+	spi->chip_select = chipselect;
+}
+
+static inline struct gpio_desc *spi_get_csgpiod(struct spi_device *spi, u8 idx)
+{
+	return spi->cs_gpiod;
+}
+
+static inline void spi_set_csgpiod(struct spi_device *spi, u8 idx, struct gpio_desc *csgpiod)
+{
+	spi->cs_gpiod = csgpiod;
+}
 
 /**
  * struct spi_driver - Host side "protocol" driver
@@ -1001,6 +1022,9 @@ struct spi_transfer {
 	void		*rx_buf;
 	unsigned	len;
 
+#define SPI_TRANS_FAIL_NO_START	BIT(0)
+	u16		error;
+
 	dma_addr_t	tx_dma;
 	dma_addr_t	rx_dma;
 	struct sg_table tx_sg;
@@ -1011,6 +1035,7 @@ struct spi_transfer {
 	unsigned	cs_change:1;
 	unsigned	tx_nbits:3;
 	unsigned	rx_nbits:3;
+	unsigned	timestamped:1;
 #define	SPI_NBITS_SINGLE	0x01 /* 1bit transfer */
 #define	SPI_NBITS_DUAL		0x02 /* 2bits transfer */
 #define	SPI_NBITS_QUAD		0x04 /* 4bits transfer */
@@ -1027,12 +1052,7 @@ struct spi_transfer {
 
 	struct ptp_system_timestamp *ptp_sts;
 
-	bool		timestamped;
-
 	struct list_head transfer_list;
-
-#define SPI_TRANS_FAIL_NO_START	BIT(0)
-	u16		error;
 };
 
 /**
diff --git a/include/linux/spi/xilinx_spi.h b/include/linux/spi/xilinx_spi.h
index c15d69d28e68..3934ce789d87 100644
--- a/include/linux/spi/xilinx_spi.h
+++ b/include/linux/spi/xilinx_spi.h
@@ -15,6 +15,7 @@ struct xspi_platform_data {
 	u8 bits_per_word;
 	struct spi_board_info *devices;
 	u8 num_devices;
+	bool force_irq;
 };
 
 #endif /* __LINUX_SPI_XILINX_SPI_H */