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Release 4.14 drivers/mfd/timberdale.c

Directory: drivers/mfd
/*
 * timberdale.c timberdale FPGA MFD driver
 * Copyright (c) 2009 Intel Corporation
 *
 * 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.
 */

/* 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/i2c-ocores.h>
#include <linux/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); }

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Total66100.00%1100.00%

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 = kzalloc(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, "Uknown 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; }

Contributors

PersonTokensPropCommitsCommitProp
Richard Röjfors99397.64%120.00%
Mark Brown121.18%120.00%
Julia Lawall100.98%120.00%
Alexander Gordeev10.10%120.00%
Jingoo Han10.10%120.00%
Total1017100.00%5100.00%


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); }

Contributors

PersonTokensPropCommitsCommitProp
Richard Röjfors71100.00%1100.00%
Total71100.00%1100.00%

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");

Overall Contributors

PersonTokensPropCommitsCommitProp
Richard Röjfors310688.72%626.09%
Samuel Ortiz2436.94%14.35%
Bill Pemberton872.49%28.70%
Mark Brown120.34%14.35%
Julia Lawall100.29%14.35%
Tobias Klauser100.29%14.35%
Jingoo Han70.20%28.70%
Geert Uytterhoeven60.17%14.35%
Wolfram Sang50.14%14.35%
Sachin Kamat40.11%28.70%
Andres Salomon30.09%14.35%
Tejun Heo30.09%14.35%
Jayachandran C20.06%14.35%
Mauro Carvalho Chehab20.06%14.35%
Alexander Gordeev10.03%14.35%
Total3501100.00%23100.00%
Directory: drivers/mfd
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