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gerrit.devboardsforandroid.linaro.org / platform / external / u-boot / cd3387f132f5f02789b8b7ba26094ed91b9eb457 / . / drivers / net / ldpaa_eth / ls1088a.c
blob: 32bcb51725ac7b6207f323c631487baaaf284c66 [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>
Simon Glass68a6aa82019-11-14 12:57:31 -0700[diff] [blame]11#include <linux/mii.h>
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]12
13u32 dpmac_to_devdisr[] = {
14 [WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
15 [WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2,
16 [WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3,
17 [WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4,
18 [WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5,
19 [WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6,
20 [WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7,
21 [WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8,
22 [WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9,
23 [WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10,
24};
25
26static int is_device_disabled(int dpmac_id)
27{
Tom Rini6cc04542022-10-28 20:27:13 -0400[diff] [blame]28 struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]29 u32 devdisr2 = in_le32(&gur->devdisr2);
30
31 return dpmac_to_devdisr[dpmac_id] & devdisr2;
32}
33
34void wriop_dpmac_disable(int dpmac_id)
35{
Tom Rini6cc04542022-10-28 20:27:13 -0400[diff] [blame]36 struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]37
38 setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
39}
40
41void wriop_dpmac_enable(int dpmac_id)
42{
Tom Rini6cc04542022-10-28 20:27:13 -0400[diff] [blame]43 struct ccsr_gur __iomem *gur = (void *)CFG_SYS_FSL_GUTS_ADDR;
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]44
45 clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
46}
47
48phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl)
49{
50 enum srds_prtcl;
51
52 if (is_device_disabled(dpmac_id + 1))
Marek Behúnffb0f6f2022-04-07 00:33:03 +0200[diff] [blame]53 return PHY_INTERFACE_MODE_NA;
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]54
55 switch (lane_prtcl) {
56 case SGMII1:
57 case SGMII2:
58 case SGMII3:
59 case SGMII7:
60 return PHY_INTERFACE_MODE_SGMII;
61 }
62
63 if (lane_prtcl >= XFI1 && lane_prtcl <= XFI2)
64 return PHY_INTERFACE_MODE_XGMII;
65
66 if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_B)
67 return PHY_INTERFACE_MODE_QSGMII;
68
Marek Behúnffb0f6f2022-04-07 00:33:03 +0200[diff] [blame]69 return PHY_INTERFACE_MODE_NA;
Ashish Kumar6d9b82d2017-08-31 16:12:53 +0530[diff] [blame]70}
71
72void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
73{
74 switch (lane_prtcl) {
75 case QSGMII_A:
76 wriop_init_dpmac(sd, 3, (int)lane_prtcl);
77 wriop_init_dpmac(sd, 4, (int)lane_prtcl);
78 wriop_init_dpmac(sd, 5, (int)lane_prtcl);
79 wriop_init_dpmac(sd, 6, (int)lane_prtcl);
80 break;
81 case QSGMII_B:
82 wriop_init_dpmac(sd, 7, (int)lane_prtcl);
83 wriop_init_dpmac(sd, 8, (int)lane_prtcl);
84 wriop_init_dpmac(sd, 9, (int)lane_prtcl);
85 wriop_init_dpmac(sd, 10, (int)lane_prtcl);
86 break;
87 }
88}
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]89
90#ifdef CONFIG_SYS_FSL_HAS_RGMII
91void fsl_rgmii_init(void)
92{
Tom Rini6cc04542022-10-28 20:27:13 -0400[diff] [blame]93 struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]94 u32 ec;
95
96#ifdef CONFIG_SYS_FSL_EC1
Pramod Kumarba7eadd2019-02-28 09:06:40 +0000[diff] [blame]97 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC1_REGSR])
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]98 & FSL_CHASSIS3_RCWSR25_EC1_PRTCL_MASK;
99 ec >>= FSL_CHASSIS3_RCWSR25_EC1_PRTCL_SHIFT;
100
101 if (!ec)
Ashish Kumar2af1b082017-10-12 15:21:54 +0530[diff] [blame]102 wriop_init_dpmac_enet_if(4, PHY_INTERFACE_MODE_RGMII_ID);
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]103#endif
104
105#ifdef CONFIG_SYS_FSL_EC2
Pramod Kumarba7eadd2019-02-28 09:06:40 +0000[diff] [blame]106 ec = gur_in32(&gur->rcwsr[FSL_CHASSIS3_EC2_REGSR])
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]107 & FSL_CHASSIS3_RCWSR25_EC2_PRTCL_MASK;
108 ec >>= FSL_CHASSIS3_RCWSR25_EC2_PRTCL_SHIFT;
109
110 if (!ec)
Ashish Kumar2af1b082017-10-12 15:21:54 +0530[diff] [blame]111 wriop_init_dpmac_enet_if(5, PHY_INTERFACE_MODE_RGMII_ID);
Ashish Kumar17d066f2017-08-31 16:37:31 +0530[diff] [blame]112#endif
113}
114#endif