162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci/* 662306a36Sopenharmony_ci * driver for VIA VT1621(M) TV Encoder 762306a36Sopenharmony_ci */ 862306a36Sopenharmony_ci 962306a36Sopenharmony_ci#include <linux/slab.h> 1062306a36Sopenharmony_ci#include "via_aux.h" 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_cistatic const char *name = "VT1621(M) TV Encoder"; 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_civoid via_aux_vt1621_probe(struct via_aux_bus *bus) 1762306a36Sopenharmony_ci{ 1862306a36Sopenharmony_ci struct via_aux_drv drv = { 1962306a36Sopenharmony_ci .bus = bus, 2062306a36Sopenharmony_ci .addr = 0x20, 2162306a36Sopenharmony_ci .name = name}; 2262306a36Sopenharmony_ci u8 tmp; 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci if (!via_aux_read(&drv, 0x1B, &tmp, 1) || tmp != 0x02) 2562306a36Sopenharmony_ci return; 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ci printk(KERN_INFO "viafb: Found %s\n", name); 2862306a36Sopenharmony_ci via_aux_add(&drv); 2962306a36Sopenharmony_ci} 30