1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2016 Freescale Semiconductor, Inc.
9 #include <asm/arch/fsl_serdes.h>
11 #define FSL_CHASSIS2_RCWSR13_EC1 0xe0000000 /* bits 416..418 */
12 #define FSL_CHASSIS2_RCWSR13_EC1_DTSEC3_RGMII 0x00000000
13 #define FSL_CHASSIS2_RCWSR13_EC1_GPIO 0x20000000
14 #define FSL_CHASSIS2_RCWSR13_EC1_FTM 0xa0000000
15 #define FSL_CHASSIS2_RCWSR13_EC2 0x1c000000 /* bits 419..421 */
16 #define FSL_CHASSIS2_RCWSR13_EC2_DTSEC4_RGMII 0x00000000
17 #define FSL_CHASSIS2_RCWSR13_EC2_GPIO 0x04000000
18 #define FSL_CHASSIS2_RCWSR13_EC2_1588 0x08000000
19 #define FSL_CHASSIS2_RCWSR13_EC2_FTM 0x14000000
21 u32 port_to_devdisr[] = {
22 [FM1_DTSEC1] = FSL_CHASSIS2_DEVDISR2_DTSEC1_1,
23 [FM1_DTSEC2] = FSL_CHASSIS2_DEVDISR2_DTSEC1_2,
24 [FM1_DTSEC3] = FSL_CHASSIS2_DEVDISR2_DTSEC1_3,
25 [FM1_DTSEC4] = FSL_CHASSIS2_DEVDISR2_DTSEC1_4,
26 [FM1_DTSEC5] = FSL_CHASSIS2_DEVDISR2_DTSEC1_5,
27 [FM1_DTSEC6] = FSL_CHASSIS2_DEVDISR2_DTSEC1_6,
28 [FM1_DTSEC9] = FSL_CHASSIS2_DEVDISR2_DTSEC1_9,
29 [FM1_DTSEC10] = FSL_CHASSIS2_DEVDISR2_DTSEC1_10,
30 [FM1_10GEC1] = FSL_CHASSIS2_DEVDISR2_10GEC1_1,
31 [FM1_10GEC2] = FSL_CHASSIS2_DEVDISR2_10GEC1_2,
32 [FM1_10GEC3] = FSL_CHASSIS2_DEVDISR2_10GEC1_3,
33 [FM1_10GEC4] = FSL_CHASSIS2_DEVDISR2_10GEC1_4,
36 static int is_device_disabled(enum fm_port port)
38 struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
39 u32 devdisr2 = in_be32(&gur->devdisr2);
41 return port_to_devdisr[port] & devdisr2;
44 void fman_disable_port(enum fm_port port)
46 struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
48 setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
51 phy_interface_t fman_port_enet_if(enum fm_port port)
53 struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
54 u32 rcwsr13 = in_be32(&gur->rcwsr[13]);
56 if (is_device_disabled(port))
57 return PHY_INTERFACE_MODE_NONE;
59 if ((port == FM1_10GEC1) && (is_serdes_configured(XFI_FM1_MAC9)))
60 return PHY_INTERFACE_MODE_XGMII;
62 if ((port == FM1_DTSEC9) && (is_serdes_configured(XFI_FM1_MAC9)))
63 return PHY_INTERFACE_MODE_NONE;
65 if ((port == FM1_10GEC2) && (is_serdes_configured(XFI_FM1_MAC10)))
66 return PHY_INTERFACE_MODE_XGMII;
68 if ((port == FM1_DTSEC10) && (is_serdes_configured(XFI_FM1_MAC10)))
69 return PHY_INTERFACE_MODE_NONE;
71 if (port == FM1_DTSEC3)
72 if ((rcwsr13 & FSL_CHASSIS2_RCWSR13_EC1) ==
73 FSL_CHASSIS2_RCWSR13_EC1_DTSEC3_RGMII)
74 return PHY_INTERFACE_MODE_RGMII_TXID;
76 if (port == FM1_DTSEC4)
77 if ((rcwsr13 & FSL_CHASSIS2_RCWSR13_EC2) ==
78 FSL_CHASSIS2_RCWSR13_EC2_DTSEC4_RGMII)
79 return PHY_INTERFACE_MODE_RGMII_TXID;
81 /* handle SGMII, only MAC 2/5/6/9/10 available */
88 if (is_serdes_configured(SGMII_FM1_DTSEC2 + port - FM1_DTSEC2))
89 return PHY_INTERFACE_MODE_SGMII;
95 /* handle 2.5G SGMII, only MAC 5/9/10 available */
100 if (is_serdes_configured(SGMII_2500_FM1_DTSEC5 +
102 return PHY_INTERFACE_MODE_SGMII_2500;
108 /* handle QSGMII, only MAC 1/5/6/10 available */
114 if (is_serdes_configured(QSGMII_FM1_A))
115 return PHY_INTERFACE_MODE_QSGMII;
121 return PHY_INTERFACE_MODE_NONE;