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// SPDX-License-Identifier: ISC
/*
* Copyright 2018 Hans de Goede <hdegoede@redhat.com>
*/
#include <linux/dmi.h>
#include <linux/mod_devicetable.h>
#include "core.h"
#include "common.h"
#include "brcm_hw_ids.h"
/* The DMI data never changes so we can use a static buf for this */
static char dmi_board_type[128];
struct brcmf_dmi_data {
u32 chip;
u32 chiprev;
const char *board_type;
};
/* NOTE: Please keep all entries sorted alphabetically */
static const struct brcmf_dmi_data acepc_t8_data = {
BRCM_CC_4345_CHIP_ID, 6, "acepc-t8"
};
static const struct brcmf_dmi_data gpd_win_pocket_data = {
BRCM_CC_4356_CHIP_ID, 2, "gpd-win-pocket"
};
static const struct brcmf_dmi_data jumper_ezpad_mini3_data = {
BRCM_CC_43430_CHIP_ID, 0, "jumper-ezpad-mini3"
};
static const struct brcmf_dmi_data meegopad_t08_data = {
BRCM_CC_43340_CHIP_ID, 2, "meegopad-t08"
};
static const struct brcmf_dmi_data pov_tab_p1006w_data = {
BRCM_CC_43340_CHIP_ID, 2, "pov-tab-p1006w-data"
};
static const struct brcmf_dmi_data predia_basic_data = {
BRCM_CC_43341_CHIP_ID, 2, "predia-basic"
};
/* Note the Voyo winpad A15 tablet uses the same Ampak AP6330 module, with the
* exact same nvram file as the Prowise-PT301 tablet. Since the nvram for the
* Prowise-PT301 is already in linux-firmware we just point to that here.
*/
static const struct brcmf_dmi_data voyo_winpad_a15_data = {
BRCM_CC_4330_CHIP_ID, 4, "Prowise-PT301"
};
static const struct dmi_system_id dmi_platform_data[] = {
{
/* ACEPC T8 Cherry Trail Z8350 mini PC */
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "T8"),
/* also match on somewhat unique bios-version */
DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1.000"),
},
.driver_data = (void *)&acepc_t8_data,
},
{
/* ACEPC T11 Cherry Trail Z8350 mini PC, same wifi as the T8 */
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "T11"),
/* also match on somewhat unique bios-version */
DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1.000"),
},
.driver_data = (void *)&acepc_t8_data,
},
{
/* Cyberbook T116 rugged tablet */
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Default string"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "20170531"),
},
/* The factory image nvram file is identical to the ACEPC T8 one */
.driver_data = (void *)&acepc_t8_data,
},
{
/* Match for the GPDwin which unfortunately uses somewhat
* generic dmi strings, which is why we test for 4 strings.
* Comparing against 23 other byt/cht boards, board_vendor
* and board_name are unique to the GPDwin, where as only one
* other board has the same board_serial and 3 others have
* the same default product_name. Also the GPDwin is the
* only device to have both board_ and product_name not set.
*/
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "Default string"),
DMI_MATCH(DMI_BOARD_SERIAL, "Default string"),
DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
},
.driver_data = (void *)&gpd_win_pocket_data,
},
{
/* Jumper EZpad mini3 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
/* jumperx.T87.KFBNEEA02 with the version-nr dropped */
DMI_MATCH(DMI_BIOS_VERSION, "jumperx.T87.KFBNEEA"),
},
.driver_data = (void *)&jumper_ezpad_mini3_data,
},
{
/* Meegopad T08 */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Default string"),
DMI_MATCH(DMI_PRODUCT_NAME, "Default string"),
DMI_MATCH(DMI_BOARD_NAME, "T3 MRD"),
DMI_MATCH(DMI_BOARD_VERSION, "V1.1"),
},
.driver_data = (void *)&meegopad_t08_data,
},
{
/* Point of View TAB-P1006W-232 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
/* Note 105b is Foxcon's USB/PCI vendor id */
DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
},
.driver_data = (void *)&pov_tab_p1006w_data,
},
{
/* Predia Basic tablet (+ with keyboard dock) */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"),
/* Mx.WT107.KUBNGEA02 with the version-nr dropped */
DMI_MATCH(DMI_BIOS_VERSION, "Mx.WT107.KUBNGEA"),
},
.driver_data = (void *)&predia_basic_data,
},
{
/* Voyo winpad A15 tablet */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
/* Above strings are too generic, also match on BIOS date */
DMI_MATCH(DMI_BIOS_DATE, "11/20/2014"),
},
.driver_data = (void *)&voyo_winpad_a15_data,
},
{}
};
void brcmf_dmi_probe(struct brcmf_mp_device *settings, u32 chip, u32 chiprev)
{
const struct dmi_system_id *match;
const struct brcmf_dmi_data *data;
const char *sys_vendor;
const char *product_name;
/* Some models have DMI strings which are too generic, e.g.
* "Default string", we use a quirk table for these.
*/
for (match = dmi_first_match(dmi_platform_data);
match;
match = dmi_first_match(match + 1)) {
data = match->driver_data;
if (data->chip == chip && data->chiprev == chiprev) {
settings->board_type = data->board_type;
return;
}
}
/* Not found in the quirk-table, use sys_vendor-product_name */
sys_vendor = dmi_get_system_info(DMI_SYS_VENDOR);
product_name = dmi_get_system_info(DMI_PRODUCT_NAME);
if (sys_vendor && product_name) {
snprintf(dmi_board_type, sizeof(dmi_board_type), "%s-%s",
sys_vendor, product_name);
settings->board_type = dmi_board_type;
}
}
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