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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / e38cef9f6ef6937934cb5070ad33063ecbf81efa / . / drivers / net / ldpaa_eth / ls1088a.c
blob: 43210532ba48fff14b5fe968c4d8185b003a9881 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -0400[diff] [blame]1// SPDX-License-Identifier: GPL-2.0+
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]2/*
3 * Copyright 2017 NXP
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]4 */
5#include <common.h>
6#include <phy.h>
7#include <fsl-mc/ldpaa_wriop.h>
8#include <asm/io.h>
9#include <asm/arch/fsl_serdes.h>
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]10#include <asm/arch/soc.h>
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]11
12u32 dpmac_to_devdisr[] = {
13 [WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
14 [WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2,
15 [WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3,
16 [WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4,
17 [WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5,
18 [WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6,
19 [WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7,
20 [WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8,
21 [WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9,
22 [WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10,
23};
24
25static int is_device_disabled(int dpmac_id)
26{
27 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
28 u32 devdisr2 = in_le32(&gur->devdisr2);
29
30 return dpmac_to_devdisr[dpmac_id] & devdisr2;
31}
32
33void wriop_dpmac_disable(int dpmac_id)
34{
35 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
36
37 setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
38}
39
40void wriop_dpmac_enable(int dpmac_id)
41{
42 struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
43
44 clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
45}
46
47phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl)
48{
49 enum srds_prtcl;
50
51 if (is_device_disabled(dpmac_id + 1))
52 return PHY_INTERFACE_MODE_NONE;
53
54 switch (lane_prtcl) {
55 case SGMII1:
56 case SGMII2:
57 case SGMII3:
58 case SGMII7:
59 return PHY_INTERFACE_MODE_SGMII;
60 }
61
62 if (lane_prtcl >= XFI1 && lane_prtcl <= XFI2)
63 return PHY_INTERFACE_MODE_XGMII;
64
65 if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_B)
66 return PHY_INTERFACE_MODE_QSGMII;
67
68 return PHY_INTERFACE_MODE_NONE;
69}
70
71void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
72{
73 switch (lane_prtcl) {
74 case QSGMII_A:
75 wriop_init_dpmac(sd, 3, (int)lane_prtcl);
76 wriop_init_dpmac(sd, 4, (int)lane_prtcl);
77 wriop_init_dpmac(sd, 5, (int)lane_prtcl);
78 wriop_init_dpmac(sd, 6, (int)lane_prtcl);
79 break;
80 case QSGMII_B:
81 wriop_init_dpmac(sd, 7, (int)lane_prtcl);
82 wriop_init_dpmac(sd, 8, (int)lane_prtcl);
83 wriop_init_dpmac(sd, 9, (int)lane_prtcl);
84 wriop_init_dpmac(sd, 10, (int)lane_prtcl);
85 break;
86 }
87}
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]88
89#ifdef CONFIG_SYS_FSL_HAS_RGMII
90void fsl_rgmii_init(void)
91{
92 struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
93 u32 ec;
94
95#ifdef CONFIG_SYS_FSL_EC1
96 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR - 1])
97 & FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK;
98 ec >>= FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT;
99
100 if (!ec)
Ashish Kumar2af1b082017-10-12 15:21:54 +0530[diff] [blame]101 wriop_init_dpmac_enet_if(4, PHY_INTERFACE_MODE_RGMII_ID);
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]102#endif
103
104#ifdef CONFIG_SYS_FSL_EC2
105 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR - 1])
106 & FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK;
107 ec >>= FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT;
108
109 if (!ec)
Ashish Kumar2af1b082017-10-12 15:21:54 +0530[diff] [blame]110 wriop_init_dpmac_enet_if(5, PHY_INTERFACE_MODE_RGMII_ID);
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]111#endif
112}
113#endif