mirror of
				https://source.denx.de/u-boot/u-boot.git
				synced 2025-10-31 08:21:36 +01:00 
			
		
		
		
	Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com> Acked-by: Joe Hershberger <joe.hershberger@ni.com>
		
			
				
	
	
		
			124 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			124 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * Copyright 2016 Freescale Semiconductor, Inc.
 | |
|  *
 | |
|  * SPDX-License-Identifier:	GPL-2.0+
 | |
|  */
 | |
| #include <common.h>
 | |
| #include <phy.h>
 | |
| #include <fm_eth.h>
 | |
| #include <asm/io.h>
 | |
| #include <asm/arch/fsl_serdes.h>
 | |
| 
 | |
| #define FSL_CHASSIS2_RCWSR13_EC1		0xe0000000 /* bits 416..418 */
 | |
| #define FSL_CHASSIS2_RCWSR13_EC1_DTSEC3_RGMII	0x00000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC1_GPIO		0x20000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC1_FTM		0xa0000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC2		0x1c000000 /* bits 419..421 */
 | |
| #define FSL_CHASSIS2_RCWSR13_EC2_DTSEC4_RGMII	0x00000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC2_GPIO		0x04000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC2_1588		0x08000000
 | |
| #define FSL_CHASSIS2_RCWSR13_EC2_FTM		0x14000000
 | |
| 
 | |
| u32 port_to_devdisr[] = {
 | |
| 	[FM1_DTSEC1] = FSL_CHASSIS2_DEVDISR2_DTSEC1_1,
 | |
| 	[FM1_DTSEC2] = FSL_CHASSIS2_DEVDISR2_DTSEC1_2,
 | |
| 	[FM1_DTSEC3] = FSL_CHASSIS2_DEVDISR2_DTSEC1_3,
 | |
| 	[FM1_DTSEC4] = FSL_CHASSIS2_DEVDISR2_DTSEC1_4,
 | |
| 	[FM1_DTSEC5] = FSL_CHASSIS2_DEVDISR2_DTSEC1_5,
 | |
| 	[FM1_DTSEC6] = FSL_CHASSIS2_DEVDISR2_DTSEC1_6,
 | |
| 	[FM1_DTSEC9] = FSL_CHASSIS2_DEVDISR2_DTSEC1_9,
 | |
| 	[FM1_DTSEC10] = FSL_CHASSIS2_DEVDISR2_DTSEC1_10,
 | |
| 	[FM1_10GEC1] = FSL_CHASSIS2_DEVDISR2_10GEC1_1,
 | |
| 	[FM1_10GEC2] = FSL_CHASSIS2_DEVDISR2_10GEC1_2,
 | |
| 	[FM1_10GEC3] = FSL_CHASSIS2_DEVDISR2_10GEC1_3,
 | |
| 	[FM1_10GEC4] = FSL_CHASSIS2_DEVDISR2_10GEC1_4,
 | |
| };
 | |
| 
 | |
| static int is_device_disabled(enum fm_port port)
 | |
| {
 | |
| 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 | |
| 	u32 devdisr2 = in_be32(&gur->devdisr2);
 | |
| 
 | |
| 	return port_to_devdisr[port] & devdisr2;
 | |
| }
 | |
| 
 | |
| void fman_disable_port(enum fm_port port)
 | |
| {
 | |
| 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 | |
| 
 | |
| 	setbits_be32(&gur->devdisr2, port_to_devdisr[port]);
 | |
| }
 | |
| 
 | |
| phy_interface_t fman_port_enet_if(enum fm_port port)
 | |
| {
 | |
| 	struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 | |
| 	u32 rcwsr13 = in_be32(&gur->rcwsr[13]);
 | |
| 
 | |
| 	if (is_device_disabled(port))
 | |
| 		return PHY_INTERFACE_MODE_NONE;
 | |
| 
 | |
| 	if ((port == FM1_10GEC1) && (is_serdes_configured(XFI_FM1_MAC9)))
 | |
| 		return PHY_INTERFACE_MODE_XGMII;
 | |
| 
 | |
| 	if ((port == FM1_DTSEC9) && (is_serdes_configured(XFI_FM1_MAC9)))
 | |
| 		return PHY_INTERFACE_MODE_NONE;
 | |
| 
 | |
| 	if ((port == FM1_10GEC2) && (is_serdes_configured(XFI_FM1_MAC10)))
 | |
| 		return PHY_INTERFACE_MODE_XGMII;
 | |
| 
 | |
| 	if ((port == FM1_DTSEC10) && (is_serdes_configured(XFI_FM1_MAC10)))
 | |
| 		return PHY_INTERFACE_MODE_NONE;
 | |
| 
 | |
| 	if (port == FM1_DTSEC3)
 | |
| 		if ((rcwsr13 & FSL_CHASSIS2_RCWSR13_EC1) ==
 | |
| 				FSL_CHASSIS2_RCWSR13_EC1_DTSEC3_RGMII)
 | |
| 			return PHY_INTERFACE_MODE_RGMII_TXID;
 | |
| 
 | |
| 	if (port == FM1_DTSEC4)
 | |
| 		if ((rcwsr13 & FSL_CHASSIS2_RCWSR13_EC2) ==
 | |
| 				FSL_CHASSIS2_RCWSR13_EC2_DTSEC4_RGMII)
 | |
| 			return PHY_INTERFACE_MODE_RGMII_TXID;
 | |
| 
 | |
| 	/* handle SGMII, only MAC 2/5/6/9/10 available */
 | |
| 	switch (port) {
 | |
| 	case FM1_DTSEC2:
 | |
| 	case FM1_DTSEC5:
 | |
| 	case FM1_DTSEC6:
 | |
| 	case FM1_DTSEC9:
 | |
| 	case FM1_DTSEC10:
 | |
| 		if (is_serdes_configured(SGMII_FM1_DTSEC2 + port - FM1_DTSEC2))
 | |
| 			return PHY_INTERFACE_MODE_SGMII;
 | |
| 		break;
 | |
| 	default:
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	/* handle 2.5G SGMII, only MAC 5/9/10 available */
 | |
| 	switch (port) {
 | |
| 	case FM1_DTSEC5:
 | |
| 	case FM1_DTSEC9:
 | |
| 	case FM1_DTSEC10:
 | |
| 		if (is_serdes_configured(SGMII_2500_FM1_DTSEC5 +
 | |
| 					 port - FM1_DTSEC5))
 | |
| 			return PHY_INTERFACE_MODE_SGMII_2500;
 | |
| 		break;
 | |
| 	default:
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	/* handle QSGMII, only MAC 1/5/6/10 available */
 | |
| 	switch (port) {
 | |
| 	case FM1_DTSEC1:
 | |
| 	case FM1_DTSEC5:
 | |
| 	case FM1_DTSEC6:
 | |
| 	case FM1_DTSEC10:
 | |
| 		if (is_serdes_configured(QSGMII_FM1_A))
 | |
| 			return PHY_INTERFACE_MODE_QSGMII;
 | |
| 		break;
 | |
| 	default:
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	return PHY_INTERFACE_MODE_NONE;
 | |
| }
 |