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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>4 */5/*6 * driver for VIA VT1636 LVDS Transmitter7 */8 9#include <linux/slab.h>10#include "via_aux.h"11 12 13static const char *name = "VT1636 LVDS Transmitter";14 15 16void via_aux_vt1636_probe(struct via_aux_bus *bus)17{18 struct via_aux_drv drv = {19 .bus = bus,20 .addr = 0x40,21 .name = name};22 /* check vendor id and device id */23 const u8 id[] = {0x06, 0x11, 0x45, 0x33}, len = ARRAY_SIZE(id);24 u8 tmp[ARRAY_SIZE(id)];25 26 if (!via_aux_read(&drv, 0x00, tmp, len) || memcmp(id, tmp, len))27 return;28 29 printk(KERN_INFO "viafb: Found %s\n", name);30 via_aux_add(&drv);31}32