xref: /rk3399_rockchip-uboot/drivers/net/ldpaa_eth/ls2080a.c (revision 449372148f6d9b5b8bded88ed8eee5c581a4bf81)
1*44937214SPrabhakar Kushwaha /*
2*44937214SPrabhakar Kushwaha  * Copyright 2015 Freescale Semiconductor, Inc.
3*44937214SPrabhakar Kushwaha  *
4*44937214SPrabhakar Kushwaha  * SPDX-License-Identifier:	GPL-2.0+
5*44937214SPrabhakar Kushwaha  */
6*44937214SPrabhakar Kushwaha #include <common.h>
7*44937214SPrabhakar Kushwaha #include <phy.h>
8*44937214SPrabhakar Kushwaha #include <fsl-mc/ldpaa_wriop.h>
9*44937214SPrabhakar Kushwaha #include <asm/io.h>
10*44937214SPrabhakar Kushwaha #include <asm/arch/fsl_serdes.h>
11*44937214SPrabhakar Kushwaha 
12*44937214SPrabhakar Kushwaha u32 dpmac_to_devdisr[] = {
13*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC1] = FSL_CHASSIS3_DEVDISR2_DPMAC1,
14*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC2] = FSL_CHASSIS3_DEVDISR2_DPMAC2,
15*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC3] = FSL_CHASSIS3_DEVDISR2_DPMAC3,
16*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC4] = FSL_CHASSIS3_DEVDISR2_DPMAC4,
17*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC5] = FSL_CHASSIS3_DEVDISR2_DPMAC5,
18*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC6] = FSL_CHASSIS3_DEVDISR2_DPMAC6,
19*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC7] = FSL_CHASSIS3_DEVDISR2_DPMAC7,
20*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC8] = FSL_CHASSIS3_DEVDISR2_DPMAC8,
21*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC9] = FSL_CHASSIS3_DEVDISR2_DPMAC9,
22*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC10] = FSL_CHASSIS3_DEVDISR2_DPMAC10,
23*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC11] = FSL_CHASSIS3_DEVDISR2_DPMAC11,
24*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC12] = FSL_CHASSIS3_DEVDISR2_DPMAC12,
25*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC13] = FSL_CHASSIS3_DEVDISR2_DPMAC13,
26*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC14] = FSL_CHASSIS3_DEVDISR2_DPMAC14,
27*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC15] = FSL_CHASSIS3_DEVDISR2_DPMAC15,
28*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC16] = FSL_CHASSIS3_DEVDISR2_DPMAC16,
29*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC17] = FSL_CHASSIS3_DEVDISR2_DPMAC17,
30*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC18] = FSL_CHASSIS3_DEVDISR2_DPMAC18,
31*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC19] = FSL_CHASSIS3_DEVDISR2_DPMAC19,
32*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC20] = FSL_CHASSIS3_DEVDISR2_DPMAC20,
33*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC21] = FSL_CHASSIS3_DEVDISR2_DPMAC21,
34*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC22] = FSL_CHASSIS3_DEVDISR2_DPMAC22,
35*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC23] = FSL_CHASSIS3_DEVDISR2_DPMAC23,
36*44937214SPrabhakar Kushwaha 	[WRIOP1_DPMAC24] = FSL_CHASSIS3_DEVDISR2_DPMAC24,
37*44937214SPrabhakar Kushwaha };
38*44937214SPrabhakar Kushwaha 
39*44937214SPrabhakar Kushwaha static int is_device_disabled(int dpmac_id)
40*44937214SPrabhakar Kushwaha {
41*44937214SPrabhakar Kushwaha 	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
42*44937214SPrabhakar Kushwaha 	u32 devdisr2 = in_le32(&gur->devdisr2);
43*44937214SPrabhakar Kushwaha 
44*44937214SPrabhakar Kushwaha 	return dpmac_to_devdisr[dpmac_id] & devdisr2;
45*44937214SPrabhakar Kushwaha }
46*44937214SPrabhakar Kushwaha 
47*44937214SPrabhakar Kushwaha void wriop_dpmac_disable(int dpmac_id)
48*44937214SPrabhakar Kushwaha {
49*44937214SPrabhakar Kushwaha 	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
50*44937214SPrabhakar Kushwaha 
51*44937214SPrabhakar Kushwaha 	setbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
52*44937214SPrabhakar Kushwaha }
53*44937214SPrabhakar Kushwaha 
54*44937214SPrabhakar Kushwaha void wriop_dpmac_enable(int dpmac_id)
55*44937214SPrabhakar Kushwaha {
56*44937214SPrabhakar Kushwaha 	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
57*44937214SPrabhakar Kushwaha 
58*44937214SPrabhakar Kushwaha 	clrbits_le32(&gur->devdisr2, dpmac_to_devdisr[dpmac_id]);
59*44937214SPrabhakar Kushwaha }
60*44937214SPrabhakar Kushwaha 
61*44937214SPrabhakar Kushwaha phy_interface_t wriop_dpmac_enet_if(int dpmac_id, int lane_prtcl)
62*44937214SPrabhakar Kushwaha {
63*44937214SPrabhakar Kushwaha 	enum srds_prtcl;
64*44937214SPrabhakar Kushwaha 
65*44937214SPrabhakar Kushwaha 	if (is_device_disabled(dpmac_id + 1))
66*44937214SPrabhakar Kushwaha 		return PHY_INTERFACE_MODE_NONE;
67*44937214SPrabhakar Kushwaha 
68*44937214SPrabhakar Kushwaha 	if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII16)
69*44937214SPrabhakar Kushwaha 		return PHY_INTERFACE_MODE_SGMII;
70*44937214SPrabhakar Kushwaha 
71*44937214SPrabhakar Kushwaha 	if (lane_prtcl >= XFI1 && lane_prtcl <= XFI8)
72*44937214SPrabhakar Kushwaha 		return PHY_INTERFACE_MODE_XGMII;
73*44937214SPrabhakar Kushwaha 
74*44937214SPrabhakar Kushwaha 	if (lane_prtcl >= XAUI1 && lane_prtcl <= XAUI2)
75*44937214SPrabhakar Kushwaha 		return PHY_INTERFACE_MODE_XGMII;
76*44937214SPrabhakar Kushwaha 
77*44937214SPrabhakar Kushwaha 	if (lane_prtcl >= QSGMII_A && lane_prtcl <= QSGMII_D)
78*44937214SPrabhakar Kushwaha 		return PHY_INTERFACE_MODE_QSGMII;
79*44937214SPrabhakar Kushwaha 
80*44937214SPrabhakar Kushwaha 	return PHY_INTERFACE_MODE_NONE;
81*44937214SPrabhakar Kushwaha }
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