xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/umc_v6_0.c (revision e15a5365)
1 /*
2  * Copyright 2019 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8  * and/or sell copies of the Software, and to permit persons to whom the
9  * Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 #include "umc_v6_0.h"
24 #include "amdgpu.h"
25 
26 static void umc_v6_0_init_registers(struct amdgpu_device *adev)
27 {
28 	unsigned i,j;
29 
30 	for (i = 0; i < 4; i++)
31 		for (j = 0; j < 4; j++)
32 			WREG32((i*0x100000 + 0x5010c + j*0x2000)/4, 0x1002);
33 }
34 
35 const struct amdgpu_umc_funcs umc_v6_0_funcs = {
36 	.init_registers = umc_v6_0_init_registers,
37 };
38