AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-12-23 20:03:05 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity
479baeacd8
linux_dsm_epyc7002/drivers/mfd/timberdale.c
Thomas Gleixner 82c298100a treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 176 
Based on 1 normalized pattern(s):

  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 program is
  distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details you should have received a copy of the gnu general
  public license along with this program if not write to the free
  software foundation inc 675 mass ave cambridge ma 02139 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 44 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170025.980374610@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:19 -07:00

860 lines
21 KiB
C
Raw Blame History

// SPDX-License-Identifier: GPL-2.0-only
/*
* timberdale.c timberdale FPGA MFD driver
* Copyright (c) 2009 Intel Corporation
*/
/* Supports:
* Timberdale FPGA
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/msi.h>
#include <linux/mfd/core.h>
#include <linux/slab.h>
#include <linux/timb_gpio.h>
#include <linux/i2c.h>
#include <linux/platform_data/i2c-ocores.h>
#include <linux/platform_data/i2c-xiic.h>
#include <linux/spi/spi.h>
#include <linux/spi/xilinx_spi.h>
#include <linux/spi/max7301.h>
#include <linux/spi/mc33880.h>
#include <linux/platform_data/tsc2007.h>
#include <linux/platform_data/media/timb_radio.h>
#include <linux/platform_data/media/timb_video.h>
#include <linux/timb_dma.h>
#include <linux/ks8842.h>
#include "timberdale.h"
#define DRIVER_NAME "timberdale"
struct timberdale_device {
resource_size_t ctl_mapbase;
unsigned char __iomem *ctl_membase;
struct {
u32 major;
u32 minor;
u32 config;
} fw;
};
/*--------------------------------------------------------------------------*/
static struct tsc2007_platform_data timberdale_tsc2007_platform_data = {
.model = 2003,
.x_plate_ohms = 100
};
static struct i2c_board_info timberdale_i2c_board_info[] = {
{
I2C_BOARD_INFO("tsc2007", 0x48),
.platform_data = &timberdale_tsc2007_platform_data,
.irq = IRQ_TIMBERDALE_TSC_INT
},
};
static struct xiic_i2c_platform_data
timberdale_xiic_platform_data = {
.devices = timberdale_i2c_board_info,
.num_devices = ARRAY_SIZE(timberdale_i2c_board_info)
};
static struct ocores_i2c_platform_data
timberdale_ocores_platform_data = {
.reg_shift = 2,
.clock_khz = 62500,
.devices = timberdale_i2c_board_info,
.num_devices = ARRAY_SIZE(timberdale_i2c_board_info)
};
static const struct resource timberdale_xiic_resources[] = {
{
.start = XIICOFFSET,
.end = XIICEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_I2C,
.end = IRQ_TIMBERDALE_I2C,
.flags = IORESOURCE_IRQ,
},
};
static const struct resource timberdale_ocores_resources[] = {
{
.start = OCORESOFFSET,
.end = OCORESEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_I2C,
.end = IRQ_TIMBERDALE_I2C,
.flags = IORESOURCE_IRQ,
},
};
static const struct max7301_platform_data timberdale_max7301_platform_data = {
.base = 200
};
static const struct mc33880_platform_data timberdale_mc33880_platform_data = {
.base = 100
};
static struct spi_board_info timberdale_spi_16bit_board_info[] = {
{
.modalias = "max7301",
.max_speed_hz = 26000,
.chip_select = 2,
.mode = SPI_MODE_0,
.platform_data = &timberdale_max7301_platform_data
},
};
static struct spi_board_info timberdale_spi_8bit_board_info[] = {
{
.modalias = "mc33880",
.max_speed_hz = 4000,
.chip_select = 1,
.mode = SPI_MODE_1,
.platform_data = &timberdale_mc33880_platform_data
},
};
static struct xspi_platform_data timberdale_xspi_platform_data = {
.num_chipselect = 3,
/* bits per word and devices will be filled in runtime depending
* on the HW config
*/
};
static const struct resource timberdale_spi_resources[] = {
{
.start = SPIOFFSET,
.end = SPIEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_SPI,
.end = IRQ_TIMBERDALE_SPI,
.flags = IORESOURCE_IRQ,
},
};
static struct ks8842_platform_data
timberdale_ks8842_platform_data = {
.rx_dma_channel = DMA_ETH_RX,
.tx_dma_channel = DMA_ETH_TX
};
static const struct resource timberdale_eth_resources[] = {
{
.start = ETHOFFSET,
.end = ETHEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_ETHSW_IF,
.end = IRQ_TIMBERDALE_ETHSW_IF,
.flags = IORESOURCE_IRQ,
},
};
static struct timbgpio_platform_data
timberdale_gpio_platform_data = {
.gpio_base = 0,
.nr_pins = GPIO_NR_PINS,
.irq_base = 200,
};
static const struct resource timberdale_gpio_resources[] = {
{
.start = GPIOOFFSET,
.end = GPIOEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_GPIO,
.end = IRQ_TIMBERDALE_GPIO,
.flags = IORESOURCE_IRQ,
},
};
static const struct resource timberdale_mlogicore_resources[] = {
{
.start = MLCOREOFFSET,
.end = MLCOREEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_MLCORE,
.end = IRQ_TIMBERDALE_MLCORE,
.flags = IORESOURCE_IRQ,
},
{
.start = IRQ_TIMBERDALE_MLCORE_BUF,
.end = IRQ_TIMBERDALE_MLCORE_BUF,
.flags = IORESOURCE_IRQ,
},
};
static const struct resource timberdale_uart_resources[] = {
{
.start = UARTOFFSET,
.end = UARTEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_UART,
.end = IRQ_TIMBERDALE_UART,
.flags = IORESOURCE_IRQ,
},
};
static const struct resource timberdale_uartlite_resources[] = {
{
.start = UARTLITEOFFSET,
.end = UARTLITEEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_UARTLITE,
.end = IRQ_TIMBERDALE_UARTLITE,
.flags = IORESOURCE_IRQ,
},
};
static struct i2c_board_info timberdale_adv7180_i2c_board_info = {
/* Requires jumper JP9 to be off */
I2C_BOARD_INFO("adv7180", 0x42 >> 1),
.irq = IRQ_TIMBERDALE_ADV7180
};
static struct timb_video_platform_data
timberdale_video_platform_data = {
.dma_channel = DMA_VIDEO_RX,
.i2c_adapter = 0,
.encoder = {
.info = &timberdale_adv7180_i2c_board_info
}
};
static const struct resource
timberdale_radio_resources[] = {
{
.start = RDSOFFSET,
.end = RDSEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_RDS,
.end = IRQ_TIMBERDALE_RDS,
.flags = IORESOURCE_IRQ,
},
};
static struct i2c_board_info timberdale_tef6868_i2c_board_info = {
I2C_BOARD_INFO("tef6862", 0x60)
};
static struct i2c_board_info timberdale_saa7706_i2c_board_info = {
I2C_BOARD_INFO("saa7706h", 0x1C)
};
static struct timb_radio_platform_data
timberdale_radio_platform_data = {
.i2c_adapter = 0,
.tuner = &timberdale_tef6868_i2c_board_info,
.dsp = &timberdale_saa7706_i2c_board_info
};
static const struct resource timberdale_video_resources[] = {
{
.start = LOGIWOFFSET,
.end = LOGIWEND,
.flags = IORESOURCE_MEM,
},
/*
note that the "frame buffer" is located in DMA area
starting at 0x1200000
*/
};
static struct timb_dma_platform_data timb_dma_platform_data = {
.nr_channels = 10,
.channels = {
{
/* UART RX */
.rx = true,
.descriptors = 2,
.descriptor_elements = 1
},
{
/* UART TX */
.rx = false,
.descriptors = 2,
.descriptor_elements = 1
},
{
/* MLB RX */
.rx = true,
.descriptors = 2,
.descriptor_elements = 1
},
{
/* MLB TX */
.rx = false,
.descriptors = 2,
.descriptor_elements = 1
},
{
/* Video RX */
.rx = true,
.bytes_per_line = 1440,
.descriptors = 2,
.descriptor_elements = 16
},
{
/* Video framedrop */
},
{
/* SDHCI RX */
.rx = true,
},
{
/* SDHCI TX */
},
{
/* ETH RX */
.rx = true,
.descriptors = 2,
.descriptor_elements = 1
},
{
/* ETH TX */
.rx = false,
.descriptors = 2,
.descriptor_elements = 1
},
}
};
static const struct resource timberdale_dma_resources[] = {
{
.start = DMAOFFSET,
.end = DMAEND,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_DMA,
.end = IRQ_TIMBERDALE_DMA,
.flags = IORESOURCE_IRQ,
},
};
static const struct mfd_cell timberdale_cells_bar0_cfg0[] = {
{
.name = "timb-dma",
.num_resources = ARRAY_SIZE(timberdale_dma_resources),
.resources = timberdale_dma_resources,
.platform_data = &timb_dma_platform_data,
.pdata_size = sizeof(timb_dma_platform_data),
},
{
.name = "timb-uart",
.num_resources = ARRAY_SIZE(timberdale_uart_resources),
.resources = timberdale_uart_resources,
},
{
.name = "xiic-i2c",
.num_resources = ARRAY_SIZE(timberdale_xiic_resources),
.resources = timberdale_xiic_resources,
.platform_data = &timberdale_xiic_platform_data,
.pdata_size = sizeof(timberdale_xiic_platform_data),
},
{
.name = "timb-gpio",
.num_resources = ARRAY_SIZE(timberdale_gpio_resources),
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
},
{
.name = "timb-video",
.num_resources = ARRAY_SIZE(timberdale_video_resources),
.resources = timberdale_video_resources,
.platform_data = &timberdale_video_platform_data,
.pdata_size = sizeof(timberdale_video_platform_data),
},
{
.name = "timb-radio",
.num_resources = ARRAY_SIZE(timberdale_radio_resources),
.resources = timberdale_radio_resources,
.platform_data = &timberdale_radio_platform_data,
.pdata_size = sizeof(timberdale_radio_platform_data),
},
{
.name = "xilinx_spi",
.num_resources = ARRAY_SIZE(timberdale_spi_resources),
.resources = timberdale_spi_resources,
.platform_data = &timberdale_xspi_platform_data,
.pdata_size = sizeof(timberdale_xspi_platform_data),
},
{
.name = "ks8842",
.num_resources = ARRAY_SIZE(timberdale_eth_resources),
.resources = timberdale_eth_resources,
.platform_data = &timberdale_ks8842_platform_data,
.pdata_size = sizeof(timberdale_ks8842_platform_data),
},
};
static const struct mfd_cell timberdale_cells_bar0_cfg1[] = {
{
.name = "timb-dma",
.num_resources = ARRAY_SIZE(timberdale_dma_resources),
.resources = timberdale_dma_resources,
.platform_data = &timb_dma_platform_data,
.pdata_size = sizeof(timb_dma_platform_data),
},
{
.name = "timb-uart",
.num_resources = ARRAY_SIZE(timberdale_uart_resources),
.resources = timberdale_uart_resources,
},
{
.name = "uartlite",
.num_resources = ARRAY_SIZE(timberdale_uartlite_resources),
.resources = timberdale_uartlite_resources,
},
{
.name = "xiic-i2c",
.num_resources = ARRAY_SIZE(timberdale_xiic_resources),
.resources = timberdale_xiic_resources,
.platform_data = &timberdale_xiic_platform_data,
.pdata_size = sizeof(timberdale_xiic_platform_data),
},
{
.name = "timb-gpio",
.num_resources = ARRAY_SIZE(timberdale_gpio_resources),
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
},
{
.name = "timb-mlogicore",
.num_resources = ARRAY_SIZE(timberdale_mlogicore_resources),
.resources = timberdale_mlogicore_resources,
},
{
.name = "timb-video",
.num_resources = ARRAY_SIZE(timberdale_video_resources),
.resources = timberdale_video_resources,
.platform_data = &timberdale_video_platform_data,
.pdata_size = sizeof(timberdale_video_platform_data),
},
{
.name = "timb-radio",
.num_resources = ARRAY_SIZE(timberdale_radio_resources),
.resources = timberdale_radio_resources,
.platform_data = &timberdale_radio_platform_data,
.pdata_size = sizeof(timberdale_radio_platform_data),
},
{
.name = "xilinx_spi",
.num_resources = ARRAY_SIZE(timberdale_spi_resources),
.resources = timberdale_spi_resources,
.platform_data = &timberdale_xspi_platform_data,
.pdata_size = sizeof(timberdale_xspi_platform_data),
},
{
.name = "ks8842",
.num_resources = ARRAY_SIZE(timberdale_eth_resources),
.resources = timberdale_eth_resources,
.platform_data = &timberdale_ks8842_platform_data,
.pdata_size = sizeof(timberdale_ks8842_platform_data),
},
};
static const struct mfd_cell timberdale_cells_bar0_cfg2[] = {
{
.name = "timb-dma",
.num_resources = ARRAY_SIZE(timberdale_dma_resources),
.resources = timberdale_dma_resources,
.platform_data = &timb_dma_platform_data,
.pdata_size = sizeof(timb_dma_platform_data),
},
{
.name = "timb-uart",
.num_resources = ARRAY_SIZE(timberdale_uart_resources),
.resources = timberdale_uart_resources,
},
{
.name = "xiic-i2c",
.num_resources = ARRAY_SIZE(timberdale_xiic_resources),
.resources = timberdale_xiic_resources,
.platform_data = &timberdale_xiic_platform_data,
.pdata_size = sizeof(timberdale_xiic_platform_data),
},
{
.name = "timb-gpio",
.num_resources = ARRAY_SIZE(timberdale_gpio_resources),
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
},
{
.name = "timb-video",
.num_resources = ARRAY_SIZE(timberdale_video_resources),
.resources = timberdale_video_resources,
.platform_data = &timberdale_video_platform_data,
.pdata_size = sizeof(timberdale_video_platform_data),
},
{
.name = "timb-radio",
.num_resources = ARRAY_SIZE(timberdale_radio_resources),
.resources = timberdale_radio_resources,
.platform_data = &timberdale_radio_platform_data,
.pdata_size = sizeof(timberdale_radio_platform_data),
},
{
.name = "xilinx_spi",
.num_resources = ARRAY_SIZE(timberdale_spi_resources),
.resources = timberdale_spi_resources,
.platform_data = &timberdale_xspi_platform_data,
.pdata_size = sizeof(timberdale_xspi_platform_data),
},
};
static const struct mfd_cell timberdale_cells_bar0_cfg3[] = {
{
.name = "timb-dma",
.num_resources = ARRAY_SIZE(timberdale_dma_resources),
.resources = timberdale_dma_resources,
.platform_data = &timb_dma_platform_data,
.pdata_size = sizeof(timb_dma_platform_data),
},
{
.name = "timb-uart",
.num_resources = ARRAY_SIZE(timberdale_uart_resources),
.resources = timberdale_uart_resources,
},
{
.name = "ocores-i2c",
.num_resources = ARRAY_SIZE(timberdale_ocores_resources),
.resources = timberdale_ocores_resources,
.platform_data = &timberdale_ocores_platform_data,
.pdata_size = sizeof(timberdale_ocores_platform_data),
},
{
.name = "timb-gpio",
.num_resources = ARRAY_SIZE(timberdale_gpio_resources),
.resources = timberdale_gpio_resources,
.platform_data = &timberdale_gpio_platform_data,
.pdata_size = sizeof(timberdale_gpio_platform_data),
},
{
.name = "timb-video",
.num_resources = ARRAY_SIZE(timberdale_video_resources),
.resources = timberdale_video_resources,
.platform_data = &timberdale_video_platform_data,
.pdata_size = sizeof(timberdale_video_platform_data),
},
{
.name = "timb-radio",
.num_resources = ARRAY_SIZE(timberdale_radio_resources),
.resources = timberdale_radio_resources,
.platform_data = &timberdale_radio_platform_data,
.pdata_size = sizeof(timberdale_radio_platform_data),
},
{
.name = "xilinx_spi",
.num_resources = ARRAY_SIZE(timberdale_spi_resources),
.resources = timberdale_spi_resources,
.platform_data = &timberdale_xspi_platform_data,
.pdata_size = sizeof(timberdale_xspi_platform_data),
},
{
.name = "ks8842",
.num_resources = ARRAY_SIZE(timberdale_eth_resources),
.resources = timberdale_eth_resources,
.platform_data = &timberdale_ks8842_platform_data,
.pdata_size = sizeof(timberdale_ks8842_platform_data),
},
};
static const struct resource timberdale_sdhc_resources[] = {
/* located in bar 1 and bar 2 */
{
.start = SDHC0OFFSET,
.end = SDHC0END,
.flags = IORESOURCE_MEM,
},
{
.start = IRQ_TIMBERDALE_SDHC,
.end = IRQ_TIMBERDALE_SDHC,
.flags = IORESOURCE_IRQ,
},
};
static const struct mfd_cell timberdale_cells_bar1[] = {
{
.name = "sdhci",
.num_resources = ARRAY_SIZE(timberdale_sdhc_resources),
.resources = timberdale_sdhc_resources,
},
};
static const struct mfd_cell timberdale_cells_bar2[] = {
{
.name = "sdhci",
.num_resources = ARRAY_SIZE(timberdale_sdhc_resources),
.resources = timberdale_sdhc_resources,
},
};
static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct timberdale_device *priv = pci_get_drvdata(pdev);
return sprintf(buf, "%d.%d.%d\n", priv->fw.major, priv->fw.minor,
priv->fw.config);
}
static DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL);
/*--------------------------------------------------------------------------*/
static int timb_probe(struct pci_dev *dev,
const struct pci_device_id *id)
{
struct timberdale_device *priv;
int err, i;
resource_size_t mapbase;
struct msix_entry *msix_entries = NULL;
u8 ip_setup;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
pci_set_drvdata(dev, priv);
err = pci_enable_device(dev);
if (err)
goto err_enable;
mapbase = pci_resource_start(dev, 0);
if (!mapbase) {
dev_err(&dev->dev, "No resource\n");
goto err_start;
}
/* create a resource for the PCI master register */
priv->ctl_mapbase = mapbase + CHIPCTLOFFSET;
if (!request_mem_region(priv->ctl_mapbase, CHIPCTLSIZE, "timb-ctl")) {
dev_err(&dev->dev, "Failed to request ctl mem\n");
goto err_start;
}
priv->ctl_membase = ioremap(priv->ctl_mapbase, CHIPCTLSIZE);
if (!priv->ctl_membase) {
dev_err(&dev->dev, "ioremap failed for ctl mem\n");
goto err_ioremap;
}
/* read the HW config */
priv->fw.major = ioread32(priv->ctl_membase + TIMB_REV_MAJOR);
priv->fw.minor = ioread32(priv->ctl_membase + TIMB_REV_MINOR);
priv->fw.config = ioread32(priv->ctl_membase + TIMB_HW_CONFIG);
if (priv->fw.major > TIMB_SUPPORTED_MAJOR) {
dev_err(&dev->dev, "The driver supports an older "
"version of the FPGA, please update the driver to "
"support %d.%d\n", priv->fw.major, priv->fw.minor);
goto err_config;
}
if (priv->fw.major < TIMB_SUPPORTED_MAJOR ||
priv->fw.minor < TIMB_REQUIRED_MINOR) {
dev_err(&dev->dev, "The FPGA image is too old (%d.%d), "
"please upgrade the FPGA to at least: %d.%d\n",
priv->fw.major, priv->fw.minor,
TIMB_SUPPORTED_MAJOR, TIMB_REQUIRED_MINOR);
goto err_config;
}
msix_entries = kcalloc(TIMBERDALE_NR_IRQS, sizeof(*msix_entries),
GFP_KERNEL);
if (!msix_entries)
goto err_config;
for (i = 0; i < TIMBERDALE_NR_IRQS; i++)
msix_entries[i].entry = i;
err = pci_enable_msix_exact(dev, msix_entries, TIMBERDALE_NR_IRQS);
if (err) {
dev_err(&dev->dev,
"MSI-X init failed: %d, expected entries: %d\n",
err, TIMBERDALE_NR_IRQS);
goto err_msix;
}
err = device_create_file(&dev->dev, &dev_attr_fw_ver);
if (err)
goto err_create_file;
/* Reset all FPGA PLB peripherals */
iowrite32(0x1, priv->ctl_membase + TIMB_SW_RST);
/* update IRQ offsets in I2C board info */
for (i = 0; i < ARRAY_SIZE(timberdale_i2c_board_info); i++)
timberdale_i2c_board_info[i].irq =
msix_entries[timberdale_i2c_board_info[i].irq].vector;
/* Update the SPI configuration depending on the HW (8 or 16 bit) */
if (priv->fw.config & TIMB_HW_CONFIG_SPI_8BIT) {
timberdale_xspi_platform_data.bits_per_word = 8;
timberdale_xspi_platform_data.devices =
timberdale_spi_8bit_board_info;
timberdale_xspi_platform_data.num_devices =
ARRAY_SIZE(timberdale_spi_8bit_board_info);
} else {
timberdale_xspi_platform_data.bits_per_word = 16;
timberdale_xspi_platform_data.devices =
timberdale_spi_16bit_board_info;
timberdale_xspi_platform_data.num_devices =
ARRAY_SIZE(timberdale_spi_16bit_board_info);
}
ip_setup = priv->fw.config & TIMB_HW_VER_MASK;
switch (ip_setup) {
case TIMB_HW_VER0:
err = mfd_add_devices(&dev->dev, -1,
timberdale_cells_bar0_cfg0,
ARRAY_SIZE(timberdale_cells_bar0_cfg0),
&dev->resource[0], msix_entries[0].vector, NULL);
break;
case TIMB_HW_VER1:
err = mfd_add_devices(&dev->dev, -1,
timberdale_cells_bar0_cfg1,
ARRAY_SIZE(timberdale_cells_bar0_cfg1),
&dev->resource[0], msix_entries[0].vector, NULL);
break;
case TIMB_HW_VER2:
err = mfd_add_devices(&dev->dev, -1,
timberdale_cells_bar0_cfg2,
ARRAY_SIZE(timberdale_cells_bar0_cfg2),
&dev->resource[0], msix_entries[0].vector, NULL);
break;
case TIMB_HW_VER3:
err = mfd_add_devices(&dev->dev, -1,
timberdale_cells_bar0_cfg3,
ARRAY_SIZE(timberdale_cells_bar0_cfg3),
&dev->resource[0], msix_entries[0].vector, NULL);
break;
default:
dev_err(&dev->dev, "Unknown IP setup: %d.%d.%d\n",
priv->fw.major, priv->fw.minor, ip_setup);
err = -ENODEV;
goto err_mfd;
}
if (err) {
dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
goto err_mfd;
}
err = mfd_add_devices(&dev->dev, 0,
timberdale_cells_bar1, ARRAY_SIZE(timberdale_cells_bar1),
&dev->resource[1], msix_entries[0].vector, NULL);
if (err) {
dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
goto err_mfd2;
}
/* only version 0 and 3 have the iNand routed to SDHCI */
if (((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER0) ||
((priv->fw.config & TIMB_HW_VER_MASK) == TIMB_HW_VER3)) {
err = mfd_add_devices(&dev->dev, 1, timberdale_cells_bar2,
ARRAY_SIZE(timberdale_cells_bar2),
&dev->resource[2], msix_entries[0].vector, NULL);
if (err) {
dev_err(&dev->dev, "mfd_add_devices failed: %d\n", err);
goto err_mfd2;
}
}
kfree(msix_entries);
dev_info(&dev->dev,
"Found Timberdale Card. Rev: %d.%d, HW config: 0x%02x\n",
priv->fw.major, priv->fw.minor, priv->fw.config);
return 0;
err_mfd2:
mfd_remove_devices(&dev->dev);
err_mfd:
device_remove_file(&dev->dev, &dev_attr_fw_ver);
err_create_file:
pci_disable_msix(dev);
err_msix:
kfree(msix_entries);
err_config:
iounmap(priv->ctl_membase);
err_ioremap:
release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);
err_start:
pci_disable_device(dev);
err_enable:
kfree(priv);
return -ENODEV;
}
static void timb_remove(struct pci_dev *dev)
{
struct timberdale_device *priv = pci_get_drvdata(dev);
mfd_remove_devices(&dev->dev);
device_remove_file(&dev->dev, &dev_attr_fw_ver);
iounmap(priv->ctl_membase);
release_mem_region(priv->ctl_mapbase, CHIPCTLSIZE);
pci_disable_msix(dev);
pci_disable_device(dev);
kfree(priv);
}
static const struct pci_device_id timberdale_pci_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_TIMB, PCI_DEVICE_ID_TIMB) },
{ 0 }
};
MODULE_DEVICE_TABLE(pci, timberdale_pci_tbl);
static struct pci_driver timberdale_pci_driver = {
.name = DRIVER_NAME,
.id_table = timberdale_pci_tbl,
.probe = timb_probe,
.remove = timb_remove,
};
module_pci_driver(timberdale_pci_driver);
MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");
MODULE_VERSION(DRV_VERSION);
MODULE_LICENSE("GPL v2");
Reference in New Issue View Git Blame Copy Permalink