1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2014 Freescale Semiconductor, Inc.
4  */
5 
6 #include <common.h>
7 #include <asm/arch/fsl_serdes.h>
8 #include <asm/arch/immap_ls102xa.h>
9 
10 static u8 serdes_cfg_tbl[][SRDS_MAX_LANES] = {
11 	[0x00] = {PCIE1, PCIE1, PCIE1, PCIE1},
12 	[0x10] = {PCIE1, SATA1, PCIE2, PCIE2},
13 	[0x20] = {PCIE1, SGMII_TSEC1, PCIE2, SGMII_TSEC2},
14 	[0x30] = {PCIE1, SATA1, SGMII_TSEC1, SGMII_TSEC2},
15 	[0x40] = {PCIE1, PCIE1, SATA1, SGMII_TSEC2},
16 	[0x50] = {PCIE1, PCIE1, PCIE2, SGMII_TSEC2},
17 	[0x60] = {PCIE1, PCIE1, SGMII_TSEC1, SGMII_TSEC2},
18 	[0x70] = {PCIE1, SATA1, PCIE2, SGMII_TSEC2},
19 	[0x80] = {PCIE2, PCIE2, PCIE2, PCIE2},
20 };
21 
22 enum srds_prtcl serdes_get_prtcl(int serdes, int cfg, int lane)
23 {
24 	return serdes_cfg_tbl[cfg][lane];
25 }
26 
27 int is_serdes_prtcl_valid(int serdes, u32 prtcl)
28 {
29 	int i;
30 
31 	if (prtcl >= ARRAY_SIZE(serdes_cfg_tbl))
32 		return 0;
33 
34 	for (i = 0; i < SRDS_MAX_LANES; i++) {
35 		if (serdes_cfg_tbl[prtcl][i] != NONE)
36 			return 1;
37 	}
38 
39 	return 0;
40 }
41