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![Zhen Lei](/assets/img/avatar_default.png)
Use DEVICE_ATTR_RO macro helper instead of plain DEVICE_ATTR, which makes the code a bit shorter and easier to read. Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
984 lines
26 KiB
C
984 lines
26 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Kontron PLD MFD core driver
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*
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* Copyright (c) 2010-2013 Kontron Europe GmbH
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* Author: Michael Brunner <michael.brunner@kontron.com>
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*/
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#include <linux/platform_device.h>
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#include <linux/mfd/core.h>
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#include <linux/mfd/kempld.h>
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#include <linux/module.h>
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#include <linux/dmi.h>
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#include <linux/io.h>
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#include <linux/delay.h>
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#include <linux/acpi.h>
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#define MAX_ID_LEN 4
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static char force_device_id[MAX_ID_LEN + 1] = "";
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module_param_string(force_device_id, force_device_id,
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sizeof(force_device_id), 0);
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MODULE_PARM_DESC(force_device_id, "Override detected product");
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/*
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* Get hardware mutex to block firmware from accessing the pld.
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* It is possible for the firmware may hold the mutex for an extended length of
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* time. This function will block until access has been granted.
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*/
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static void kempld_get_hardware_mutex(struct kempld_device_data *pld)
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{
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/* The mutex bit will read 1 until access has been granted */
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while (ioread8(pld->io_index) & KEMPLD_MUTEX_KEY)
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usleep_range(1000, 3000);
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}
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static void kempld_release_hardware_mutex(struct kempld_device_data *pld)
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{
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/* The harware mutex is released when 1 is written to the mutex bit. */
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iowrite8(KEMPLD_MUTEX_KEY, pld->io_index);
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}
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static int kempld_get_info_generic(struct kempld_device_data *pld)
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{
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u16 version;
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u8 spec;
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kempld_get_mutex(pld);
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version = kempld_read16(pld, KEMPLD_VERSION);
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spec = kempld_read8(pld, KEMPLD_SPEC);
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pld->info.buildnr = kempld_read16(pld, KEMPLD_BUILDNR);
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pld->info.minor = KEMPLD_VERSION_GET_MINOR(version);
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pld->info.major = KEMPLD_VERSION_GET_MAJOR(version);
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pld->info.number = KEMPLD_VERSION_GET_NUMBER(version);
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pld->info.type = KEMPLD_VERSION_GET_TYPE(version);
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if (spec == 0xff) {
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pld->info.spec_minor = 0;
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pld->info.spec_major = 1;
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} else {
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pld->info.spec_minor = KEMPLD_SPEC_GET_MINOR(spec);
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pld->info.spec_major = KEMPLD_SPEC_GET_MAJOR(spec);
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}
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if (pld->info.spec_major > 0)
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pld->feature_mask = kempld_read16(pld, KEMPLD_FEATURE);
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else
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pld->feature_mask = 0;
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kempld_release_mutex(pld);
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return 0;
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}
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enum kempld_cells {
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KEMPLD_I2C = 0,
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KEMPLD_WDT,
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KEMPLD_GPIO,
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KEMPLD_UART,
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};
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static const char *kempld_dev_names[] = {
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[KEMPLD_I2C] = "kempld-i2c",
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[KEMPLD_WDT] = "kempld-wdt",
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[KEMPLD_GPIO] = "kempld-gpio",
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[KEMPLD_UART] = "kempld-uart",
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};
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#define KEMPLD_MAX_DEVS ARRAY_SIZE(kempld_dev_names)
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static int kempld_register_cells_generic(struct kempld_device_data *pld)
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{
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struct mfd_cell devs[KEMPLD_MAX_DEVS] = {};
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int i = 0;
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if (pld->feature_mask & KEMPLD_FEATURE_BIT_I2C)
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devs[i++].name = kempld_dev_names[KEMPLD_I2C];
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if (pld->feature_mask & KEMPLD_FEATURE_BIT_WATCHDOG)
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devs[i++].name = kempld_dev_names[KEMPLD_WDT];
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if (pld->feature_mask & KEMPLD_FEATURE_BIT_GPIO)
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devs[i++].name = kempld_dev_names[KEMPLD_GPIO];
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if (pld->feature_mask & KEMPLD_FEATURE_MASK_UART)
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devs[i++].name = kempld_dev_names[KEMPLD_UART];
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return mfd_add_devices(pld->dev, -1, devs, i, NULL, 0, NULL);
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}
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static struct resource kempld_ioresource = {
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.start = KEMPLD_IOINDEX,
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.end = KEMPLD_IODATA,
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.flags = IORESOURCE_IO,
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};
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static const struct kempld_platform_data kempld_platform_data_generic = {
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.pld_clock = KEMPLD_CLK,
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.ioresource = &kempld_ioresource,
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.get_hardware_mutex = kempld_get_hardware_mutex,
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.release_hardware_mutex = kempld_release_hardware_mutex,
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.get_info = kempld_get_info_generic,
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.register_cells = kempld_register_cells_generic,
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};
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static struct platform_device *kempld_pdev;
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static int kempld_create_platform_device(const struct dmi_system_id *id)
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{
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const struct kempld_platform_data *pdata = id->driver_data;
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int ret;
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kempld_pdev = platform_device_alloc("kempld", -1);
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if (!kempld_pdev)
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return -ENOMEM;
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ret = platform_device_add_data(kempld_pdev, pdata, sizeof(*pdata));
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if (ret)
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goto err;
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ret = platform_device_add_resources(kempld_pdev, pdata->ioresource, 1);
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if (ret)
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goto err;
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ret = platform_device_add(kempld_pdev);
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if (ret)
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goto err;
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return 0;
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err:
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platform_device_put(kempld_pdev);
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return ret;
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}
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/**
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* kempld_read8 - read 8 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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u8 kempld_read8(struct kempld_device_data *pld, u8 index)
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{
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iowrite8(index, pld->io_index);
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return ioread8(pld->io_data);
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}
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EXPORT_SYMBOL_GPL(kempld_read8);
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/**
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* kempld_write8 - write 8 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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* @data: new register value
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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void kempld_write8(struct kempld_device_data *pld, u8 index, u8 data)
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{
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iowrite8(index, pld->io_index);
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iowrite8(data, pld->io_data);
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}
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EXPORT_SYMBOL_GPL(kempld_write8);
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/**
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* kempld_read16 - read 16 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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u16 kempld_read16(struct kempld_device_data *pld, u8 index)
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{
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return kempld_read8(pld, index) | kempld_read8(pld, index + 1) << 8;
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}
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EXPORT_SYMBOL_GPL(kempld_read16);
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/**
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* kempld_write16 - write 16 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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* @data: new register value
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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void kempld_write16(struct kempld_device_data *pld, u8 index, u16 data)
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{
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kempld_write8(pld, index, (u8)data);
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kempld_write8(pld, index + 1, (u8)(data >> 8));
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}
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EXPORT_SYMBOL_GPL(kempld_write16);
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/**
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* kempld_read32 - read 32 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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u32 kempld_read32(struct kempld_device_data *pld, u8 index)
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{
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return kempld_read16(pld, index) | kempld_read16(pld, index + 2) << 16;
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}
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EXPORT_SYMBOL_GPL(kempld_read32);
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/**
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* kempld_write32 - write 32 bit register
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* @pld: kempld_device_data structure describing the PLD
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* @index: register index on the chip
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* @data: new register value
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*
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* kempld_get_mutex must be called prior to calling this function.
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*/
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void kempld_write32(struct kempld_device_data *pld, u8 index, u32 data)
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{
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kempld_write16(pld, index, (u16)data);
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kempld_write16(pld, index + 2, (u16)(data >> 16));
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}
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EXPORT_SYMBOL_GPL(kempld_write32);
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/**
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* kempld_get_mutex - acquire PLD mutex
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* @pld: kempld_device_data structure describing the PLD
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*/
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void kempld_get_mutex(struct kempld_device_data *pld)
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{
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const struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
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mutex_lock(&pld->lock);
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pdata->get_hardware_mutex(pld);
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}
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EXPORT_SYMBOL_GPL(kempld_get_mutex);
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/**
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* kempld_release_mutex - release PLD mutex
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* @pld: kempld_device_data structure describing the PLD
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*/
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void kempld_release_mutex(struct kempld_device_data *pld)
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{
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const struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
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pdata->release_hardware_mutex(pld);
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mutex_unlock(&pld->lock);
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}
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EXPORT_SYMBOL_GPL(kempld_release_mutex);
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/**
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* kempld_get_info - update device specific information
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* @pld: kempld_device_data structure describing the PLD
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*
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* This function calls the configured board specific kempld_get_info_XXXX
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* function which is responsible for gathering information about the specific
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* hardware. The information is then stored within the pld structure.
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*/
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static int kempld_get_info(struct kempld_device_data *pld)
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{
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int ret;
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const struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
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char major, minor;
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ret = pdata->get_info(pld);
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if (ret)
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return ret;
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/* The Kontron PLD firmware version string has the following format:
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* Pwxy.zzzz
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* P: Fixed
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* w: PLD number - 1 hex digit
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* x: Major version - 1 alphanumerical digit (0-9A-V)
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* y: Minor version - 1 alphanumerical digit (0-9A-V)
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* zzzz: Build number - 4 zero padded hex digits */
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if (pld->info.major < 10)
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major = pld->info.major + '0';
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else
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major = (pld->info.major - 10) + 'A';
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if (pld->info.minor < 10)
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minor = pld->info.minor + '0';
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else
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minor = (pld->info.minor - 10) + 'A';
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ret = scnprintf(pld->info.version, sizeof(pld->info.version),
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"P%X%c%c.%04X", pld->info.number, major, minor,
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pld->info.buildnr);
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if (ret < 0)
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return ret;
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return 0;
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}
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/*
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* kempld_register_cells - register cell drivers
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*
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* This function registers cell drivers for the detected hardware by calling
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* the configured kempld_register_cells_XXXX function which is responsible
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* to detect and register the needed cell drivers.
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*/
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static int kempld_register_cells(struct kempld_device_data *pld)
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{
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const struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
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return pdata->register_cells(pld);
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}
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static const char *kempld_get_type_string(struct kempld_device_data *pld)
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{
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const char *version_type;
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switch (pld->info.type) {
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case 0:
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version_type = "release";
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break;
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case 1:
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version_type = "debug";
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break;
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case 2:
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version_type = "custom";
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break;
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default:
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version_type = "unspecified";
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break;
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}
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return version_type;
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}
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static ssize_t pld_version_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%s\n", pld->info.version);
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}
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static ssize_t pld_specification_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%d.%d\n", pld->info.spec_major,
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pld->info.spec_minor);
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}
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static ssize_t pld_type_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct kempld_device_data *pld = dev_get_drvdata(dev);
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return scnprintf(buf, PAGE_SIZE, "%s\n", kempld_get_type_string(pld));
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}
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static DEVICE_ATTR_RO(pld_version);
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static DEVICE_ATTR_RO(pld_specification);
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static DEVICE_ATTR_RO(pld_type);
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static struct attribute *pld_attributes[] = {
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&dev_attr_pld_version.attr,
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&dev_attr_pld_specification.attr,
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&dev_attr_pld_type.attr,
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NULL
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};
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static const struct attribute_group pld_attr_group = {
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.attrs = pld_attributes,
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};
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static int kempld_detect_device(struct kempld_device_data *pld)
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{
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u8 index_reg;
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int ret;
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mutex_lock(&pld->lock);
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/* Check for empty IO space */
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index_reg = ioread8(pld->io_index);
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if (index_reg == 0xff && ioread8(pld->io_data) == 0xff) {
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mutex_unlock(&pld->lock);
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return -ENODEV;
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}
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/* Release hardware mutex if acquired */
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if (!(index_reg & KEMPLD_MUTEX_KEY)) {
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iowrite8(KEMPLD_MUTEX_KEY, pld->io_index);
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/* PXT and COMe-cPC2 boards may require a second release */
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iowrite8(KEMPLD_MUTEX_KEY, pld->io_index);
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}
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mutex_unlock(&pld->lock);
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ret = kempld_get_info(pld);
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if (ret)
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return ret;
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dev_info(pld->dev, "Found Kontron PLD - %s (%s), spec %d.%d\n",
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pld->info.version, kempld_get_type_string(pld),
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pld->info.spec_major, pld->info.spec_minor);
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ret = sysfs_create_group(&pld->dev->kobj, &pld_attr_group);
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if (ret)
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return ret;
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ret = kempld_register_cells(pld);
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if (ret)
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sysfs_remove_group(&pld->dev->kobj, &pld_attr_group);
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return ret;
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}
|
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|
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#ifdef CONFIG_ACPI
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static int kempld_get_acpi_data(struct platform_device *pdev)
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{
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struct list_head resource_list;
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struct resource *resources;
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struct resource_entry *rentry;
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struct device *dev = &pdev->dev;
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struct acpi_device *acpi_dev = ACPI_COMPANION(dev);
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const struct kempld_platform_data *pdata;
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int ret;
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int count;
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pdata = acpi_device_get_match_data(dev);
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ret = platform_device_add_data(pdev, pdata,
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sizeof(struct kempld_platform_data));
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if (ret)
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return ret;
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INIT_LIST_HEAD(&resource_list);
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ret = acpi_dev_get_resources(acpi_dev, &resource_list, NULL, NULL);
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if (ret < 0)
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goto out;
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count = ret;
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|
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if (count == 0) {
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ret = platform_device_add_resources(pdev, pdata->ioresource, 1);
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goto out;
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}
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resources = devm_kcalloc(&acpi_dev->dev, count, sizeof(*resources),
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GFP_KERNEL);
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if (!resources) {
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ret = -ENOMEM;
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goto out;
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}
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count = 0;
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list_for_each_entry(rentry, &resource_list, node) {
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memcpy(&resources[count], rentry->res,
|
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sizeof(*resources));
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count++;
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}
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ret = platform_device_add_resources(pdev, resources, count);
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out:
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acpi_dev_free_resource_list(&resource_list);
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|
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return ret;
|
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}
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#else
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static int kempld_get_acpi_data(struct platform_device *pdev)
|
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{
|
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return -ENODEV;
|
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}
|
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#endif /* CONFIG_ACPI */
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|
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static int kempld_probe(struct platform_device *pdev)
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{
|
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const struct kempld_platform_data *pdata;
|
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struct device *dev = &pdev->dev;
|
|
struct kempld_device_data *pld;
|
|
struct resource *ioport;
|
|
int ret;
|
|
|
|
if (kempld_pdev == NULL) {
|
|
/*
|
|
* No kempld_pdev device has been registered in kempld_init,
|
|
* so we seem to be probing an ACPI platform device.
|
|
*/
|
|
ret = kempld_get_acpi_data(pdev);
|
|
if (ret)
|
|
return ret;
|
|
} else if (kempld_pdev != pdev) {
|
|
/*
|
|
* The platform device we are probing is not the one we
|
|
* registered in kempld_init using the DMI table, so this one
|
|
* comes from ACPI.
|
|
* As we can only probe one - abort here and use the DMI
|
|
* based one instead.
|
|
*/
|
|
dev_notice(dev, "platform device exists - not using ACPI\n");
|
|
return -ENODEV;
|
|
}
|
|
pdata = dev_get_platdata(dev);
|
|
|
|
pld = devm_kzalloc(dev, sizeof(*pld), GFP_KERNEL);
|
|
if (!pld)
|
|
return -ENOMEM;
|
|
|
|
ioport = platform_get_resource(pdev, IORESOURCE_IO, 0);
|
|
if (!ioport)
|
|
return -EINVAL;
|
|
|
|
pld->io_base = devm_ioport_map(dev, ioport->start,
|
|
resource_size(ioport));
|
|
if (!pld->io_base)
|
|
return -ENOMEM;
|
|
|
|
pld->io_index = pld->io_base;
|
|
pld->io_data = pld->io_base + 1;
|
|
pld->pld_clock = pdata->pld_clock;
|
|
pld->dev = dev;
|
|
|
|
mutex_init(&pld->lock);
|
|
platform_set_drvdata(pdev, pld);
|
|
|
|
return kempld_detect_device(pld);
|
|
}
|
|
|
|
static int kempld_remove(struct platform_device *pdev)
|
|
{
|
|
struct kempld_device_data *pld = platform_get_drvdata(pdev);
|
|
const struct kempld_platform_data *pdata = dev_get_platdata(pld->dev);
|
|
|
|
sysfs_remove_group(&pld->dev->kobj, &pld_attr_group);
|
|
|
|
mfd_remove_devices(&pdev->dev);
|
|
pdata->release_hardware_mutex(pld);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_ACPI
|
|
static const struct acpi_device_id kempld_acpi_table[] = {
|
|
{ "KEM0000", (kernel_ulong_t)&kempld_platform_data_generic },
|
|
{ "KEM0001", (kernel_ulong_t)&kempld_platform_data_generic },
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(acpi, kempld_acpi_table);
|
|
#endif
|
|
|
|
static struct platform_driver kempld_driver = {
|
|
.driver = {
|
|
.name = "kempld",
|
|
.acpi_match_table = ACPI_PTR(kempld_acpi_table),
|
|
},
|
|
.probe = kempld_probe,
|
|
.remove = kempld_remove,
|
|
};
|
|
|
|
static const struct dmi_system_id kempld_dmi_table[] __initconst = {
|
|
{
|
|
.ident = "BBD6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bBD"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "BBL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bBL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "BDV7",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bDV7"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "BHL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bHL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "BKL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bKL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "BSL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bSL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CAL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cAL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CBL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cBL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CBW6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cBW6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CCR2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bIP2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CCR6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bIP6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CDV7",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cDV7"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cHL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETXexpress-SC T2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETXe-SC T2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bSC2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETXexpress-SC T6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETXe-SC T6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CHR6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bSC6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CKL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cKL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CNTG",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETXexpress-PC"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CNTG",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-bPC2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CNTX",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "PXT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CSL6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cSL6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "CVV6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cBT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "FRI2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BIOS_VERSION, "FRI2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "FRI2",
|
|
.matches = {
|
|
DMI_MATCH(DMI_PRODUCT_NAME, "Fish River Island II"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "A203",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "KBox A-203"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "M4A1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-m4AL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "MAL1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-mAL10"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "MAPL",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "mITX-APL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "MBR1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "ETX-OH"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "MVV1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-mBT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "NTC1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "nanoETXexpress-TT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "NTC1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "nETXe-TT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "NTC1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-mTT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "NUP1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-mCT"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "PAPL",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "pITX-APL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "SXAL",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "SMARC-sXAL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "SXAL4",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "SMARC-sXA4"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UNP1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "microETXexpress-DC"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UNP1",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cDC2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UNTG",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "microETXexpress-PC"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UNTG",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cPC2"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UUP6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cCT6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "UTH6",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "COMe-cTH6"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
}, {
|
|
.ident = "Q7AL",
|
|
.matches = {
|
|
DMI_MATCH(DMI_BOARD_VENDOR, "Kontron"),
|
|
DMI_MATCH(DMI_BOARD_NAME, "Qseven-Q7AL"),
|
|
},
|
|
.driver_data = (void *)&kempld_platform_data_generic,
|
|
.callback = kempld_create_platform_device,
|
|
},
|
|
{}
|
|
};
|
|
MODULE_DEVICE_TABLE(dmi, kempld_dmi_table);
|
|
|
|
static int __init kempld_init(void)
|
|
{
|
|
const struct dmi_system_id *id;
|
|
|
|
if (force_device_id[0]) {
|
|
for (id = kempld_dmi_table;
|
|
id->matches[0].slot != DMI_NONE; id++)
|
|
if (strstr(id->ident, force_device_id))
|
|
if (id->callback && !id->callback(id))
|
|
break;
|
|
if (id->matches[0].slot == DMI_NONE)
|
|
return -ENODEV;
|
|
} else {
|
|
dmi_check_system(kempld_dmi_table);
|
|
}
|
|
|
|
return platform_driver_register(&kempld_driver);
|
|
}
|
|
|
|
static void __exit kempld_exit(void)
|
|
{
|
|
if (kempld_pdev)
|
|
platform_device_unregister(kempld_pdev);
|
|
|
|
platform_driver_unregister(&kempld_driver);
|
|
}
|
|
|
|
module_init(kempld_init);
|
|
module_exit(kempld_exit);
|
|
|
|
MODULE_DESCRIPTION("KEM PLD Core Driver");
|
|
MODULE_AUTHOR("Michael Brunner <michael.brunner@kontron.com>");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_ALIAS("platform:kempld-core");
|