Rename variables, structures, etc so that the naming matches the new
driver name (bcm mspi) instead of the previous naming that was chip
specific (53xx).
Signed-off-by: Jonathan Richardson <jonathar@xxxxxxxxxxxx>
---
drivers/spi/spi-bcm-mspi.c | 200 ++++++++++++++++++++++----------------------
drivers/spi/spi-bcm-mspi.h | 140 +++++++++++++++++--------------
2 files changed, 178 insertions(+), 162 deletions(-)
diff --git a/drivers/spi/spi-bcm-mspi.c b/drivers/spi/spi-bcm-mspi.c
index db3d293..502227d 100644
--- a/drivers/spi/spi-bcm-mspi.c
+++ b/drivers/spi/spi-bcm-mspi.c
@@ -1,5 +1,15 @@
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
+/*
+ * Portions Copyright (C) 2015 Broadcom Corporation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
@@ -9,58 +19,58 @@
#include "spi-bcm-mspi.h"
-#define BCM53XXSPI_MAX_SPI_BAUD 13500000 /* 216 MHz? */
+#define BCM_MSPI_MAX_SPI_BAUD 13500000 /* 216 MHz? */
/* The longest observed required wait was 19 ms */
-#define BCM53XXSPI_SPE_TIMEOUT_MS 80
+#define BCM_MSPI_SPE_TIMEOUT_MS 80
-struct bcm53xxspi {
+struct bcm_mspi {
struct bcma_device *core;
struct spi_master *master;
size_t read_offset;
};
-static inline u32 bcm53xxspi_read(struct bcm53xxspi *b53spi, u16 offset)
+static inline u32 bcm_mspi_read(struct bcm_mspi *mspi, u16 offset)
{
- return bcma_read32(b53spi->core, offset);
+ return bcma_read32(mspi->core, offset);
}
-static inline void bcm53xxspi_write(struct bcm53xxspi *b53spi, u16 offset,
+static inline void bcm_mspi_write(struct bcm_mspi *mspi, u16 offset,
u32 value)
{
- bcma_write32(b53spi->core, offset, value);
+ bcma_write32(mspi->core, offset, value);
}
-static inline unsigned int bcm53xxspi_calc_timeout(size_t len)
+static inline unsigned int bcm_mspi_calc_timeout(size_t len)
{
/* Do some magic calculation based on length and buad. Add 10% and 1. */
- return (len * 9000 / BCM53XXSPI_MAX_SPI_BAUD * 110 / 100) + 1;
+ return (len * 9000 / BCM_MSPI_MAX_SPI_BAUD * 110 / 100) + 1;
}
-static int bcm53xxspi_wait(struct bcm53xxspi *b53spi, unsigned int timeout_ms)
+static int bcm_mspi_wait(struct bcm_mspi *mspi, unsigned int timeout_ms)
{
unsigned long deadline;
u32 tmp;
/* SPE bit has to be 0 before we read MSPI STATUS */
- deadline = jiffies + BCM53XXSPI_SPE_TIMEOUT_MS * HZ / 1000;
+ deadline = jiffies + BCM_MSPI_SPE_TIMEOUT_MS * HZ / 1000;
do {
- tmp = bcm53xxspi_read(b53spi, B53SPI_MSPI_SPCR2);
- if (!(tmp & B53SPI_MSPI_SPCR2_SPE))
+ tmp = bcm_mspi_read(mspi, MSPI_SPCR2);
+ if (!(tmp & MSPI_SPCR2_SPE))
break;
udelay(5);
} while (!time_after_eq(jiffies, deadline));
- if (tmp & B53SPI_MSPI_SPCR2_SPE)
+ if (tmp & MSPI_SPCR2_SPE)
goto spi_timeout;
/* Check status */
deadline = jiffies + timeout_ms * HZ / 1000;
do {
- tmp = bcm53xxspi_read(b53spi, B53SPI_MSPI_MSPI_STATUS);
- if (tmp & B53SPI_MSPI_MSPI_STATUS_SPIF) {
- bcm53xxspi_write(b53spi, B53SPI_MSPI_MSPI_STATUS, 0);
+ tmp = bcm_mspi_read(mspi, MSPI_STATUS);
+ if (tmp & MSPI_STATUS_SPIF) {
+ bcm_mspi_write(mspi, MSPI_STATUS, 0);
return 0;
}
@@ -69,14 +79,14 @@ static int bcm53xxspi_wait(struct bcm53xxspi *b53spi, unsigned int timeout_ms)
} while (!time_after_eq(jiffies, deadline));
spi_timeout:
- bcm53xxspi_write(b53spi, B53SPI_MSPI_MSPI_STATUS, 0);
+ bcm_mspi_write(mspi, MSPI_STATUS, 0);
pr_err("Timeout waiting for SPI to be ready!\n");
return -EBUSY;
}
-static void bcm53xxspi_buf_write(struct bcm53xxspi *b53spi, u8 *w_buf,
+static void bcm_mspi_buf_write(struct bcm_mspi *mspi, u8 *w_buf,
size_t len, bool cont)
{
u32 tmp;
@@ -84,96 +94,95 @@ static void bcm53xxspi_buf_write(struct bcm53xxspi *b53spi, u8 *w_buf,
for (i = 0; i < len; i++) {
/* Transmit Register File MSB */
- bcm53xxspi_write(b53spi, B53SPI_MSPI_TXRAM + 4 * (i * 2),
+ bcm_mspi_write(mspi, MSPI_TXRAM + 4 * (i * 2),
(unsigned int)w_buf[i]);
}
for (i = 0; i < len; i++) {
- tmp = B53SPI_CDRAM_CONT | B53SPI_CDRAM_PCS_DISABLE_ALL |
- B53SPI_CDRAM_PCS_DSCK;
+ tmp = MSPI_CDRAM_CONT | MSPI_CDRAM_PCS_DISABLE_ALL |
+ MSPI_CDRAM_PCS_DSCK;
if (!cont && i == len - 1)
- tmp &= ~B53SPI_CDRAM_CONT;
+ tmp &= ~MSPI_CDRAM_CONT;
tmp &= ~0x1;
/* Command Register File */
- bcm53xxspi_write(b53spi, B53SPI_MSPI_CDRAM + 4 * i, tmp);
+ bcm_mspi_write(mspi, MSPI_CDRAM + 4 * i, tmp);
}
/* Set queue pointers */
- bcm53xxspi_write(b53spi, B53SPI_MSPI_NEWQP, 0);
- bcm53xxspi_write(b53spi, B53SPI_MSPI_ENDQP, len - 1);
+ bcm_mspi_write(mspi, MSPI_NEWQP, 0);
+ bcm_mspi_write(mspi, MSPI_ENDQP, len - 1);
if (cont)
- bcm53xxspi_write(b53spi, B53SPI_MSPI_WRITE_LOCK, 1);
+ bcm_mspi_write(mspi, MSPI_WRITE_LOCK, 1);
/* Start SPI transfer */
- tmp = bcm53xxspi_read(b53spi, B53SPI_MSPI_SPCR2);
- tmp |= B53SPI_MSPI_SPCR2_SPE;
+ tmp = bcm_mspi_read(mspi, MSPI_SPCR2);
+ tmp |= MSPI_SPCR2_SPE;
if (cont)
- tmp |= B53SPI_MSPI_SPCR2_CONT_AFTER_CMD;
- bcm53xxspi_write(b53spi, B53SPI_MSPI_SPCR2, tmp);
+ tmp |= MSPI_SPCR2_CONT_AFTER_CMD;
+ bcm_mspi_write(mspi, MSPI_SPCR2, tmp);
/* Wait for SPI to finish */
- bcm53xxspi_wait(b53spi, bcm53xxspi_calc_timeout(len));
+ bcm_mspi_wait(mspi, bcm_mspi_calc_timeout(len));
if (!cont)
- bcm53xxspi_write(b53spi, B53SPI_MSPI_WRITE_LOCK, 0);
+ bcm_mspi_write(mspi, MSPI_WRITE_LOCK, 0);
- b53spi->read_offset = len;
+ mspi->read_offset = len;
}
-static void bcm53xxspi_buf_read(struct bcm53xxspi *b53spi, u8 *r_buf,
+static void bcm_mspi_buf_read(struct bcm_mspi *mspi, u8 *r_buf,
size_t len, bool cont)
{
u32 tmp;
int i;
- for (i = 0; i < b53spi->read_offset + len; i++) {
- tmp = B53SPI_CDRAM_CONT | B53SPI_CDRAM_PCS_DISABLE_ALL |
- B53SPI_CDRAM_PCS_DSCK;
- if (!cont && i == b53spi->read_offset + len - 1)
- tmp &= ~B53SPI_CDRAM_CONT;
+ for (i = 0; i < mspi->read_offset + len; i++) {
+ tmp = MSPI_CDRAM_CONT | MSPI_CDRAM_PCS_DISABLE_ALL |
+ MSPI_CDRAM_PCS_DSCK;
+ if (!cont && i == mspi->read_offset + len - 1)
+ tmp &= ~MSPI_CDRAM_CONT;
tmp &= ~0x1;
/* Command Register File */
- bcm53xxspi_write(b53spi, B53SPI_MSPI_CDRAM + 4 * i, tmp);
+ bcm_mspi_write(mspi, MSPI_CDRAM + 4 * i, tmp);
}
/* Set queue pointers */
- bcm53xxspi_write(b53spi, B53SPI_MSPI_NEWQP, 0);
- bcm53xxspi_write(b53spi, B53SPI_MSPI_ENDQP,
- b53spi->read_offset + len - 1);
+ bcm_mspi_write(mspi, MSPI_NEWQP, 0);
+ bcm_mspi_write(mspi, MSPI_ENDQP, mspi->read_offset + len - 1);
if (cont)
- bcm53xxspi_write(b53spi, B53SPI_MSPI_WRITE_LOCK, 1);
+ bcm_mspi_write(mspi, MSPI_WRITE_LOCK, 1);
/* Start SPI transfer */
- tmp = bcm53xxspi_read(b53spi, B53SPI_MSPI_SPCR2);
- tmp |= B53SPI_MSPI_SPCR2_SPE;
+ tmp = bcm_mspi_read(mspi, MSPI_SPCR2);
+ tmp |= MSPI_SPCR2_SPE;
if (cont)
- tmp |= B53SPI_MSPI_SPCR2_CONT_AFTER_CMD;
- bcm53xxspi_write(b53spi, B53SPI_MSPI_SPCR2, tmp);
+ tmp |= MSPI_SPCR2_CONT_AFTER_CMD;
+ bcm_mspi_write(mspi, MSPI_SPCR2, tmp);
/* Wait for SPI to finish */
- bcm53xxspi_wait(b53spi, bcm53xxspi_calc_timeout(len));
+ bcm_mspi_wait(mspi, bcm_mspi_calc_timeout(len));
if (!cont)
- bcm53xxspi_write(b53spi, B53SPI_MSPI_WRITE_LOCK, 0);
+ bcm_mspi_write(mspi, MSPI_WRITE_LOCK, 0);
for (i = 0; i < len; ++i) {
- int offset = b53spi->read_offset + i;
+ int offset = mspi->read_offset + i;
/* Data stored in the transmit register file LSB */
- r_buf[i] = (u8)bcm53xxspi_read(b53spi,
- B53SPI_MSPI_RXRAM + 4 * (1 + offset * 2));
+ r_buf[i] = (u8)bcm_mspi_read(mspi,
+ MSPI_RXRAM + 4 * (1 + offset * 2));
}
- b53spi->read_offset = 0;
+ mspi->read_offset = 0;
}
-static int bcm53xxspi_transfer_one(struct spi_master *master,
+static int bcm_mspi_transfer_one(struct spi_master *master,
struct spi_device *spi,
struct spi_transfer *t)
{
- struct bcm53xxspi *b53spi = spi_master_get_devdata(master);
+ struct bcm_mspi *mspi = spi_master_get_devdata(master);
u8 *buf;
size_t left;
@@ -184,7 +193,7 @@ static int bcm53xxspi_transfer_one(struct spi_master *master,
size_t to_write = min_t(size_t, 16, left);
bool cont = left - to_write > 0;
- bcm53xxspi_buf_write(b53spi, buf, to_write, cont);
+ bcm_mspi_buf_write(mspi, buf, to_write, cont);
left -= to_write;
buf += to_write;
}
@@ -194,11 +203,11 @@ static int bcm53xxspi_transfer_one(struct spi_master *master,
buf = (u8 *)t->rx_buf;
left = t->len;
while (left) {
- size_t to_read = min_t(size_t, 16 - b53spi->read_offset,
+ size_t to_read = min_t(size_t, 16 - mspi->read_offset,
left);
bool cont = left - to_read > 0;
- bcm53xxspi_buf_read(b53spi, buf, to_read, cont);
+ bcm_mspi_buf_read(mspi, buf, to_read, cont);
left -= to_read;
buf += to_read;
}
@@ -207,45 +216,43 @@ static int bcm53xxspi_transfer_one(struct spi_master *master,
return 0;
}
-/**************************************************
- * BCMA
- **************************************************/
-
-static struct spi_board_info bcm53xx_info = {
+static struct spi_board_info bcm_mspi_info = {
.modalias = "bcm53xxspiflash",
};
-static const struct bcma_device_id bcm53xxspi_bcma_tbl[] = {
+static const struct bcma_device_id bcm_mspi_bcma_tbl[] = {
BCMA_CORE(BCMA_MANUF_BCM, BCMA_CORE_NS_QSPI, BCMA_ANY_REV,
BCMA_ANY_CLASS),
{},
};
-MODULE_DEVICE_TABLE(bcma, bcm53xxspi_bcma_tbl);
+MODULE_DEVICE_TABLE(bcma, bcm_mspi_bcma_tbl);
-static int bcm53xxspi_bcma_probe(struct bcma_device *core)
+static int bcm_mspi_bcma_probe(struct bcma_device *core)
{
- struct bcm53xxspi *b53spi;
+ struct bcm_mspi *data;
struct spi_master *master;
int err;
+ dev_info(&core->dev, "BCM MSPI BCMA probe\n");
+
if (core->bus->drv_cc.core->id.rev != 42) {
pr_err("SPI on SoC with unsupported ChipCommon rev\n");
return -ENOTSUPP;
}
- master = spi_alloc_master(&core->dev, sizeof(*b53spi));
+ master = spi_alloc_master(&core->dev, sizeof(*data));
if (!master)
return -ENOMEM;
- b53spi = spi_master_get_devdata(master);
- b53spi->master = master;
- b53spi->core = core;
+ data = spi_master_get_devdata(master);
+ data->master = master;
+ data->core = core;
- master->transfer_one = bcm53xxspi_transfer_one;
+ master->transfer_one = bcm_mspi_transfer_one;
- bcma_set_drvdata(core, b53spi);
+ bcma_set_drvdata(core, data);
- err = devm_spi_register_master(&core->dev, master);
+ err = devm_spi_register_master(&core->dev, data->master);
if (err) {
spi_master_put(master);
bcma_set_drvdata(core, NULL);
@@ -253,49 +260,46 @@ static int bcm53xxspi_bcma_probe(struct bcma_device *core)
}
/* Broadcom SoCs (at least with the CC rev 42) use SPI for flash only */
- spi_new_device(master, &bcm53xx_info);
+ spi_new_device(master, &bcm_mspi_info);
out:
return err;
}
-static void bcm53xxspi_bcma_remove(struct bcma_device *core)
+static void bcm_mspi_bcma_remove(struct bcma_device *core)
{
- struct bcm53xxspi *b53spi = bcma_get_drvdata(core);
+ struct bcm_mspi *mspi = bcma_get_drvdata(core);
- spi_unregister_master(b53spi->master);
+ spi_unregister_master(mspi->master);
}
-static struct bcma_driver bcm53xxspi_bcma_driver = {
+static struct bcma_driver bcm_mspi_bcma_driver = {
.name = KBUILD_MODNAME,
- .id_table = bcm53xxspi_bcma_tbl,
- .probe = bcm53xxspi_bcma_probe,
- .remove = bcm53xxspi_bcma_remove,
+ .id_table = bcm_mspi_bcma_tbl,
+ .probe = bcm_mspi_bcma_probe,
+ .remove = bcm_mspi_bcma_remove,
};
-/**************************************************
- * Init & exit
- **************************************************/
-
-static int __init bcm53xxspi_module_init(void)
+static int __init bcm_mspi_module_init(void)
{
int err = 0;
- err = bcma_driver_register(&bcm53xxspi_bcma_driver);
+ err = bcma_driver_register(&bcm_mspi_bcma_driver);
if (err)
pr_err("Failed to register bcma driver: %d\n", err);
return err;
}
-static void __exit bcm53xxspi_module_exit(void)
+static void __exit bcm_mspi_module_exit(void)
{
- bcma_driver_unregister(&bcm53xxspi_bcma_driver);
+ bcma_driver_unregister(&bcm_mspi_bcma_driver);
}
-module_init(bcm53xxspi_module_init);
-module_exit(bcm53xxspi_module_exit);
+module_init(bcm_mspi_module_init);
+module_exit(bcm_mspi_module_exit);
-MODULE_DESCRIPTION("Broadcom BCM53xx SPI Controller driver");
+MODULE_DESCRIPTION("Broadcom MSPI SPI Controller driver");
MODULE_AUTHOR("Rafał Miłecki <zajec5@xxxxxxxxx>");
-MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Broadcom");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/spi/spi-bcm-mspi.h b/drivers/spi/spi-bcm-mspi.h
index b44fdca..18b24ff 100644
--- a/drivers/spi/spi-bcm-mspi.h
+++ b/drivers/spi/spi-bcm-mspi.h
@@ -1,72 +1,84 @@
-#ifndef SPI_BCM53XX_H
-#define SPI_BCM53XX_H
+/*
+ * Portions Copyright (C) 2015 Broadcom Corporation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#ifndef SPI_BCM_MSPI_H
+#define SPI_BCM_MSPI_H
-#define B53SPI_BSPI_REVISION_ID 0x000
-#define B53SPI_BSPI_SCRATCH 0x004
-#define B53SPI_BSPI_MAST_N_BOOT_CTRL 0x008
-#define B53SPI_BSPI_BUSY_STATUS 0x00c
-#define B53SPI_BSPI_INTR_STATUS 0x010
-#define B53SPI_BSPI_B0_STATUS 0x014
-#define B53SPI_BSPI_B0_CTRL 0x018
-#define B53SPI_BSPI_B1_STATUS 0x01c
-#define B53SPI_BSPI_B1_CTRL 0x020
-#define B53SPI_BSPI_STRAP_OVERRIDE_CTRL 0x024
-#define B53SPI_BSPI_FLEX_MODE_ENABLE 0x028
-#define B53SPI_BSPI_BITS_PER_CYCLE 0x02c
-#define B53SPI_BSPI_BITS_PER_PHASE 0x030
-#define B53SPI_BSPI_CMD_AND_MODE_BYTE 0x034
-#define B53SPI_BSPI_BSPI_FLASH_UPPER_ADDR_BYTE 0x038
-#define B53SPI_BSPI_BSPI_XOR_VALUE 0x03c
-#define B53SPI_BSPI_BSPI_XOR_ENABLE 0x040
-#define B53SPI_BSPI_BSPI_PIO_MODE_ENABLE 0x044
-#define B53SPI_BSPI_BSPI_PIO_IODIR 0x048
-#define B53SPI_BSPI_BSPI_PIO_DATA 0x04c
+#define BSPI_REVISION_ID 0x000
+#define BSPI_SCRATCH 0x004
+#define BSPI_MAST_N_BOOT_CTRL 0x008
+#define BSPI_BUSY_STATUS 0x00c
+#define BSPI_INTR_STATUS 0x010
+#define BSPI_B0_STATUS 0x014
+#define BSPI_B0_CTRL 0x018
+#define BSPI_B1_STATUS 0x01c
+#define BSPI_B1_CTRL 0x020
+#define BSPI_STRAP_OVERRIDE_CTRL 0x024
+#define BSPI_FLEX_MODE_ENABLE 0x028
+#define BSPI_BITS_PER_CYCLE 0x02c
+#define BSPI_BITS_PER_PHASE 0x030
+#define BSPI_CMD_AND_MODE_BYTE 0x034
+#define BSPI_BSPI_FLASH_UPPER_ADDR_BYTE 0x038
+#define BSPI_BSPI_XOR_VALUE 0x03c
+#define BSPI_BSPI_XOR_ENABLE 0x040
+#define BSPI_BSPI_PIO_MODE_ENABLE 0x044
+#define BSPI_BSPI_PIO_IODIR 0x048
+#define BSPI_BSPI_PIO_DATA 0x04c
/* RAF */
-#define B53SPI_RAF_START_ADDR 0x100
-#define B53SPI_RAF_NUM_WORDS 0x104
-#define B53SPI_RAF_CTRL 0x108
-#define B53SPI_RAF_FULLNESS 0x10c
-#define B53SPI_RAF_WATERMARK 0x110
-#define B53SPI_RAF_STATUS 0x114
-#define B53SPI_RAF_READ_DATA 0x118
-#define B53SPI_RAF_WORD_CNT 0x11c
-#define B53SPI_RAF_CURR_ADDR 0x120
+#define RAF_START_ADDR 0x100
+#define RAF_NUM_WORDS 0x104
+#define RAF_CTRL 0x108
+#define RAF_FULLNESS 0x10c
+#define RAF_WATERMARK 0x110
+#define RAF_STATUS 0x114
+#define RAF_READ_DATA 0x118
+#define RAF_WORD_CNT 0x11c
+#define RAF_CURR_ADDR 0x120
/* MSPI */
-#define B53SPI_MSPI_SPCR0_LSB 0x200
-#define B53SPI_MSPI_SPCR0_MSB 0x204
-#define B53SPI_MSPI_SPCR1_LSB 0x208
-#define B53SPI_MSPI_SPCR1_MSB 0x20c
-#define B53SPI_MSPI_NEWQP 0x210
-#define B53SPI_MSPI_ENDQP 0x214
-#define B53SPI_MSPI_SPCR2 0x218
-#define B53SPI_MSPI_SPCR2_SPE 0x00000040
-#define B53SPI_MSPI_SPCR2_CONT_AFTER_CMD 0x00000080
-#define B53SPI_MSPI_MSPI_STATUS 0x220
-#define B53SPI_MSPI_MSPI_STATUS_SPIF 0x00000001
-#define B53SPI_MSPI_CPTQP 0x224
-#define B53SPI_MSPI_TXRAM 0x240 /* 32 registers, up to 0x2b8 */
-#define B53SPI_MSPI_RXRAM 0x2c0 /* 32 registers, up to 0x33c */
-#define B53SPI_MSPI_CDRAM 0x340 /* 16 registers, up to 0x37c */
-#define B53SPI_CDRAM_PCS_PCS0 0x00000001
-#define B53SPI_CDRAM_PCS_PCS1 0x00000002
-#define B53SPI_CDRAM_PCS_PCS2 0x00000004
-#define B53SPI_CDRAM_PCS_PCS3 0x00000008
-#define B53SPI_CDRAM_PCS_DISABLE_ALL 0x0000000f
-#define B53SPI_CDRAM_PCS_DSCK 0x00000010
-#define B53SPI_CDRAM_BITSE 0x00000040
-#define B53SPI_CDRAM_CONT 0x00000080
-#define B53SPI_MSPI_WRITE_LOCK 0x380
-#define B53SPI_MSPI_DISABLE_FLUSH_GEN 0x384
+#define MSPI_SPCR0_LSB 0x200
+#define MSPI_SPCR0_MSB 0x204
+#define MSPI_SPCR1_LSB 0x208
+#define MSPI_SPCR1_MSB 0x20c
+#define MSPI_NEWQP 0x210
+#define MSPI_ENDQP 0x214
+#define MSPI_SPCR2 0x218
+#define MSPI_SPCR2_SPE 0x00000040
+#define MSPI_SPCR2_CONT_AFTER_CMD 0x00000080
+#define MSPI_STATUS 0x220
+#define MSPI_STATUS_SPIF 0x00000001
+#define MSPI_CPTQP 0x224
+#define MSPI_TXRAM 0x240 /* 32 registers, up to 0x2b8 */
+#define MSPI_RXRAM 0x2c0 /* 32 registers, up to 0x33c */
+#define MSPI_CDRAM 0x340 /* 16 registers, up to 0x37c */
+#define MSPI_CDRAM_PCS_PCS0 0x00000001
+#define MSPI_CDRAM_PCS_PCS1 0x00000002
+#define MSPI_CDRAM_PCS_PCS2 0x00000004
+#define MSPI_CDRAM_PCS_PCS3 0x00000008
+#define MSPI_CDRAM_PCS_DISABLE_ALL 0x0000000f
+#define MSPI_CDRAM_PCS_DSCK 0x00000010
+#define MSPI_CDRAM_BITSE 0x00000040
+#define MSPI_CDRAM_CONT 0x00000080
+#define MSPI_WRITE_LOCK 0x380
+#define MSPI_DISABLE_FLUSH_GEN 0x384
/* Interrupt */
-#define B53SPI_INTR_RAF_LR_FULLNESS_REACHED 0x3a0
-#define B53SPI_INTR_RAF_LR_TRUNCATED 0x3a4
-#define B53SPI_INTR_RAF_LR_IMPATIENT 0x3a8
-#define B53SPI_INTR_RAF_LR_SESSION_DONE 0x3ac
-#define B53SPI_INTR_RAF_LR_OVERREAD 0x3b0
-#define B53SPI_INTR_MSPI_DONE 0x3b4
-#define B53SPI_INTR_MSPI_HALT_SET_TRANSACTION_DONE 0x3b8
+#define INTR_RAF_LR_FULLNESS_REACHED 0x3a0
+#define INTR_RAF_LR_TRUNCATED 0x3a4
+#define INTR_RAF_LR_IMPATIENT 0x3a8
+#define INTR_RAF_LR_SESSION_DONE 0x3ac
+#define INTR_RAF_LR_OVERREAD 0x3b0
+#define INTR_MSPI_DONE 0x3b4
+#define INTR_MSPI_HALT_SET_TRANSACTION_DONE 0x3b8
-#endif /* SPI_BCM53XX_H */
+#endif
--
1.7.9.5
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[PATCH v2 3/5] spi: bcm-mspi: Refactor to make driver nonspecific to 53xx SoCs
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- Subject: [PATCH v2 3/5] spi: bcm-mspi: Refactor to make driver nonspecific to 53xx SoCs
- From: Jonathan Richardson <jonathar@xxxxxxxxxxxx>
- Date: Wed, 8 Apr 2015 11:04:33 -0700
- In-reply-to: <1428516275-12819-1-git-send-email-jonathar@broadcom.com>
- References:
- [PATCH v2 0/5] Add MSPI support for Cygnus
- From: Jonathan Richardson
- [PATCH v2 0/5] Add MSPI support for Cygnus
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