mirror of
				https://xff.cz/git/u-boot/
				synced 2025-10-31 18:35:42 +01:00 
			
		
		
		
	Migrate all of COFIG_SYS_FSL* to the CFG_SYS namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
		
			
				
	
	
		
			670 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			670 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
 | ||
| /*
 | ||
|  * Copyright 2016-2018, 2020 NXP
 | ||
|  * Copyright 2014-2015 Freescale Semiconductor, Inc.
 | ||
|  */
 | ||
| 
 | ||
| #include <common.h>
 | ||
| #include <env.h>
 | ||
| #include <log.h>
 | ||
| #include <asm/io.h>
 | ||
| #include <linux/bitops.h>
 | ||
| #include <linux/delay.h>
 | ||
| #include <linux/errno.h>
 | ||
| #include <asm/arch/fsl_serdes.h>
 | ||
| #include <asm/arch/soc.h>
 | ||
| #include <fsl-mc/ldpaa_wriop.h>
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| static u8 serdes1_prtcl_map[SERDES_PRCTL_COUNT];
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| static u8 serdes2_prtcl_map[SERDES_PRCTL_COUNT];
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| static u8 serdes3_prtcl_map[SERDES_PRCTL_COUNT];
 | ||
| #endif
 | ||
| 
 | ||
| #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
 | ||
| #if defined(CONFIG_ARCH_LX2160A) || defined(CONFIG_ARCH_LX2162A)
 | ||
| int xfi_dpmac[XFI14 + 1];
 | ||
| int sgmii_dpmac[SGMII18 + 1];
 | ||
| int a25gaui_dpmac[_25GE10 + 1];
 | ||
| int xlaui_dpmac[_40GE2 + 1];
 | ||
| int caui2_dpmac[_50GE2 + 1];
 | ||
| int caui4_dpmac[_100GE2 + 1];
 | ||
| #else
 | ||
| int xfi_dpmac[XFI8 + 1];
 | ||
| int sgmii_dpmac[SGMII16 + 1];
 | ||
| #endif
 | ||
| #endif
 | ||
| 
 | ||
| __weak void wriop_init_dpmac_qsgmii(int sd, int lane_prtcl)
 | ||
| {
 | ||
| 	return;
 | ||
| }
 | ||
| 
 | ||
| /*
 | ||
|  *The return value of this func is the serdes protocol used.
 | ||
|  *Typically this function is called number of times depending
 | ||
|  *upon the number of serdes blocks in the Silicon.
 | ||
|  *Zero is used to denote that no serdes was enabled,
 | ||
|  *this is the case when golden RCW was used where DPAA2 bring was
 | ||
|  *intentionally removed to achieve boot to prompt
 | ||
| */
 | ||
| 
 | ||
| __weak int serdes_get_number(int serdes, int cfg)
 | ||
| {
 | ||
| 	return cfg;
 | ||
| }
 | ||
| 
 | ||
| int is_serdes_configured(enum srds_prtcl device)
 | ||
| {
 | ||
| 	int ret = 0;
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	if (!serdes1_prtcl_map[NONE])
 | ||
| 		fsl_serdes_init();
 | ||
| 
 | ||
| 	ret |= serdes1_prtcl_map[device];
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	if (!serdes2_prtcl_map[NONE])
 | ||
| 		fsl_serdes_init();
 | ||
| 
 | ||
| 	ret |= serdes2_prtcl_map[device];
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	if (!serdes3_prtcl_map[NONE])
 | ||
| 		fsl_serdes_init();
 | ||
| 
 | ||
| 	ret |= serdes3_prtcl_map[device];
 | ||
| #endif
 | ||
| 
 | ||
| 	return !!ret;
 | ||
| }
 | ||
| 
 | ||
| int serdes_get_first_lane(u32 sd, enum srds_prtcl device)
 | ||
| {
 | ||
| 	struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
 | ||
| 	u32 cfg = 0;
 | ||
| 	int i;
 | ||
| 
 | ||
| 	switch (sd) {
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	case FSL_SRDS_1:
 | ||
| 		cfg = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]);
 | ||
| 		cfg &= FSL_CHASSIS3_SRDS1_PRTCL_MASK;
 | ||
| 		cfg >>= FSL_CHASSIS3_SRDS1_PRTCL_SHIFT;
 | ||
| 		break;
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	case FSL_SRDS_2:
 | ||
| 		cfg = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS2_REGSR - 1]);
 | ||
| 		cfg &= FSL_CHASSIS3_SRDS2_PRTCL_MASK;
 | ||
| 		cfg >>= FSL_CHASSIS3_SRDS2_PRTCL_SHIFT;
 | ||
| 		break;
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	case NXP_SRDS_3:
 | ||
| 		cfg = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS3_REGSR - 1]);
 | ||
| 		cfg &= FSL_CHASSIS3_SRDS3_PRTCL_MASK;
 | ||
| 		cfg >>= FSL_CHASSIS3_SRDS3_PRTCL_SHIFT;
 | ||
| 		break;
 | ||
| #endif
 | ||
| 	default:
 | ||
| 		printf("invalid SerDes%d\n", sd);
 | ||
| 		break;
 | ||
| 	}
 | ||
| 
 | ||
| 	cfg = serdes_get_number(sd, cfg);
 | ||
| 
 | ||
| 	/* Is serdes enabled at all? */
 | ||
| 	if (cfg == 0)
 | ||
| 		return -ENODEV;
 | ||
| 
 | ||
| 	for (i = 0; i < SRDS_MAX_LANES; i++) {
 | ||
| 		if (serdes_get_prtcl(sd, cfg, i) == device)
 | ||
| 			return i;
 | ||
| 	}
 | ||
| 
 | ||
| 	return -ENODEV;
 | ||
| }
 | ||
| 
 | ||
| void serdes_init(u32 sd, u32 sd_addr, u32 rcwsr, u32 sd_prctl_mask,
 | ||
| 		 u32 sd_prctl_shift, u8 serdes_prtcl_map[SERDES_PRCTL_COUNT])
 | ||
| {
 | ||
| 	struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
 | ||
| 	u32 cfg;
 | ||
| 	int lane;
 | ||
| 
 | ||
| 	if (serdes_prtcl_map[NONE])
 | ||
| 		return;
 | ||
| 
 | ||
| 	memset(serdes_prtcl_map, 0, sizeof(u8) * SERDES_PRCTL_COUNT);
 | ||
| 
 | ||
| 	cfg = gur_in32(&gur->rcwsr[rcwsr - 1]) & sd_prctl_mask;
 | ||
| 	cfg >>= sd_prctl_shift;
 | ||
| 
 | ||
| 	cfg = serdes_get_number(sd, cfg);
 | ||
| 	if (cfg == 0) {
 | ||
| 		printf("SERDES%d is disabled\n", sd + 1);
 | ||
| 	} else {
 | ||
| 		printf("Using SERDES%d Protocol: %d (0x%x)\n", sd + 1, cfg, cfg);
 | ||
| 
 | ||
| 		if (!is_serdes_prtcl_valid(sd, cfg))
 | ||
| 			printf("SERDES%d[PRTCL] = 0x%x is not valid\n", sd + 1, cfg);
 | ||
| 	}
 | ||
| 
 | ||
| 	for (lane = 0; lane < SRDS_MAX_LANES; lane++) {
 | ||
| 		enum srds_prtcl lane_prtcl = serdes_get_prtcl(sd, cfg, lane);
 | ||
| 		if (unlikely(lane_prtcl >= SERDES_PRCTL_COUNT))
 | ||
| 			debug("Unknown SerDes lane protocol %d\n", lane_prtcl);
 | ||
| 		else {
 | ||
| 			serdes_prtcl_map[lane_prtcl] = 1;
 | ||
| #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
 | ||
| #if defined(CONFIG_ARCH_LX2160A) || defined(CONFIG_ARCH_LX2162A)
 | ||
| 			if (lane_prtcl >= XFI1 && lane_prtcl <= XFI14)
 | ||
| 				wriop_init_dpmac(sd, xfi_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| 			if (lane_prtcl >= SGMII1 && lane_prtcl <= SGMII18)
 | ||
| 				wriop_init_dpmac(sd, sgmii_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| 			if (lane_prtcl >= _25GE1 && lane_prtcl <= _25GE10)
 | ||
| 				wriop_init_dpmac(sd, a25gaui_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| 			if (lane_prtcl >= _40GE1 && lane_prtcl <= _40GE2)
 | ||
| 				wriop_init_dpmac(sd, xlaui_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| 			if (lane_prtcl >= _50GE1 && lane_prtcl <= _50GE2)
 | ||
| 				wriop_init_dpmac(sd, caui2_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| 			if (lane_prtcl >= _100GE1 && lane_prtcl <= _100GE2)
 | ||
| 				wriop_init_dpmac(sd, caui4_dpmac[lane_prtcl],
 | ||
| 						 (int)lane_prtcl);
 | ||
| 
 | ||
| #else
 | ||
| 			switch (lane_prtcl) {
 | ||
| 			case QSGMII_A:
 | ||
| 			case QSGMII_B:
 | ||
| 			case QSGMII_C:
 | ||
| 			case QSGMII_D:
 | ||
| 				wriop_init_dpmac_qsgmii(sd, (int)lane_prtcl);
 | ||
| 				break;
 | ||
| 			default:
 | ||
| 				if (lane_prtcl >= XFI1 && lane_prtcl <= XFI8)
 | ||
| 					wriop_init_dpmac(sd,
 | ||
| 							 xfi_dpmac[lane_prtcl],
 | ||
| 							 (int)lane_prtcl);
 | ||
| 
 | ||
| 				 if (lane_prtcl >= SGMII1 &&
 | ||
| 				     lane_prtcl <= SGMII16)
 | ||
| 					wriop_init_dpmac(sd, sgmii_dpmac[
 | ||
| 							 lane_prtcl],
 | ||
| 							 (int)lane_prtcl);
 | ||
| 				break;
 | ||
| 			}
 | ||
| #endif
 | ||
| #endif
 | ||
| 		}
 | ||
| 	}
 | ||
| 
 | ||
| 	/* Set the first element to indicate serdes has been initialized */
 | ||
| 	serdes_prtcl_map[NONE] = 1;
 | ||
| }
 | ||
| 
 | ||
| __weak int get_serdes_volt(void)
 | ||
| {
 | ||
| 	return -1;
 | ||
| }
 | ||
| 
 | ||
| __weak int set_serdes_volt(int svdd)
 | ||
| {
 | ||
| 	return -1;
 | ||
| }
 | ||
| 
 | ||
| #define LNAGCR0_RT_RSTB		0x00600000
 | ||
| 
 | ||
| #define RSTCTL_RESET_MASK	0x000000E0
 | ||
| 
 | ||
| #define RSTCTL_RSTREQ		0x80000000
 | ||
| #define RSTCTL_RST_DONE		0x40000000
 | ||
| #define RSTCTL_RSTERR		0x20000000
 | ||
| 
 | ||
| #define RSTCTL_SDEN		0x00000020
 | ||
| #define RSTCTL_SDRST_B		0x00000040
 | ||
| #define RSTCTL_PLLRST_B		0x00000080
 | ||
| 
 | ||
| #define TCALCR_CALRST_B		0x08000000
 | ||
| 
 | ||
| struct serdes_prctl_info {
 | ||
| 	u32 id;
 | ||
| 	u32 mask;
 | ||
| 	u32 shift;
 | ||
| };
 | ||
| 
 | ||
| struct serdes_prctl_info srds_prctl_info[] = {
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	{.id = 1,
 | ||
| 	 .mask = FSL_CHASSIS3_SRDS1_PRTCL_MASK,
 | ||
| 	 .shift = FSL_CHASSIS3_SRDS1_PRTCL_SHIFT
 | ||
| 	},
 | ||
| 
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	{.id = 2,
 | ||
| 	 .mask = FSL_CHASSIS3_SRDS2_PRTCL_MASK,
 | ||
| 	 .shift = FSL_CHASSIS3_SRDS2_PRTCL_SHIFT
 | ||
| 	},
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	{.id = 3,
 | ||
| 	 .mask = FSL_CHASSIS3_SRDS3_PRTCL_MASK,
 | ||
| 	 .shift = FSL_CHASSIS3_SRDS3_PRTCL_SHIFT
 | ||
| 	},
 | ||
| #endif
 | ||
| 	{} /* NULL ENTRY */
 | ||
| };
 | ||
| 
 | ||
| static int get_serdes_prctl_info_idx(u32 serdes_id)
 | ||
| {
 | ||
| 	int pos = 0;
 | ||
| 	struct serdes_prctl_info *srds_info;
 | ||
| 
 | ||
| 	/* loop until NULL ENTRY defined by .id=0 */
 | ||
| 	for (srds_info = srds_prctl_info; srds_info->id != 0;
 | ||
| 	     srds_info++, pos++) {
 | ||
| 		if (srds_info->id == serdes_id)
 | ||
| 			return pos;
 | ||
| 	}
 | ||
| 
 | ||
| 	return -1;
 | ||
| }
 | ||
| 
 | ||
| static void do_enabled_lanes_reset(u32 serdes_id, u32 cfg,
 | ||
| 				   struct ccsr_serdes __iomem *serdes_base,
 | ||
| 				   bool cmplt)
 | ||
| {
 | ||
| 	int i, pos;
 | ||
| 	u32 cfg_tmp;
 | ||
| 
 | ||
| 	pos = get_serdes_prctl_info_idx(serdes_id);
 | ||
| 	if (pos == -1) {
 | ||
| 		printf("invalid serdes_id %d\n", serdes_id);
 | ||
| 		return;
 | ||
| 	}
 | ||
| 
 | ||
| 	cfg_tmp = cfg & srds_prctl_info[pos].mask;
 | ||
| 	cfg_tmp >>= srds_prctl_info[pos].shift;
 | ||
| 
 | ||
| 	for (i = 0; i < 4 && cfg_tmp & (0xf << (3 - i)); i++) {
 | ||
| 		if (cmplt)
 | ||
| 			setbits_le32(&serdes_base->lane[i].gcr0,
 | ||
| 				     LNAGCR0_RT_RSTB);
 | ||
| 		else
 | ||
| 			clrbits_le32(&serdes_base->lane[i].gcr0,
 | ||
| 				     LNAGCR0_RT_RSTB);
 | ||
| 	}
 | ||
| }
 | ||
| 
 | ||
| static void do_pll_reset(u32 cfg,
 | ||
| 			 struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	int i;
 | ||
| 
 | ||
| 	for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) {
 | ||
| 		clrbits_le32(&serdes_base->bank[i].rstctl,
 | ||
| 			     RSTCTL_RESET_MASK);
 | ||
| 		udelay(1);
 | ||
| 
 | ||
| 		setbits_le32(&serdes_base->bank[i].rstctl,
 | ||
| 			     RSTCTL_RSTREQ);
 | ||
| 	}
 | ||
| 	udelay(1);
 | ||
| }
 | ||
| 
 | ||
| static void do_rx_tx_cal_reset(struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	clrbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B);
 | ||
| 	clrbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B);
 | ||
| }
 | ||
| 
 | ||
| static void do_rx_tx_cal_reset_comp(u32 cfg, int i,
 | ||
| 				    struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	if (!(cfg == 0x3 && i == 1)) {
 | ||
| 		udelay(1);
 | ||
| 		setbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B);
 | ||
| 		setbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B);
 | ||
| 	}
 | ||
| 	udelay(1);
 | ||
| }
 | ||
| 
 | ||
| static void do_pll_reset_done(u32 cfg,
 | ||
| 			      struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	int i;
 | ||
| 	u32 reg = 0;
 | ||
| 
 | ||
| 	for (i = 0; i < 2; i++) {
 | ||
| 		reg = in_le32(&serdes_base->bank[i].pllcr0);
 | ||
| 		if (!(cfg & (0x1 << (1 - i))) && ((reg >> 23) & 0x1)) {
 | ||
| 			setbits_le32(&serdes_base->bank[i].rstctl,
 | ||
| 				     RSTCTL_RST_DONE);
 | ||
| 		}
 | ||
| 	}
 | ||
| }
 | ||
| 
 | ||
| static void do_serdes_enable(u32 cfg,
 | ||
| 			     struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	int i;
 | ||
| 
 | ||
| 	for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) {
 | ||
| 		setbits_le32(&serdes_base->bank[i].rstctl, RSTCTL_SDEN);
 | ||
| 		udelay(1);
 | ||
| 
 | ||
| 		setbits_le32(&serdes_base->bank[i].rstctl, RSTCTL_PLLRST_B);
 | ||
| 		udelay(1);
 | ||
| 		/* Take the Rx/Tx calibration out of reset */
 | ||
| 		do_rx_tx_cal_reset_comp(cfg, i, serdes_base);
 | ||
| 	}
 | ||
| }
 | ||
| 
 | ||
| static void do_pll_lock(u32 cfg,
 | ||
| 			struct ccsr_serdes __iomem *serdes_base)
 | ||
| {
 | ||
| 	int i;
 | ||
| 	u32 reg = 0;
 | ||
| 
 | ||
| 	for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) {
 | ||
| 		/* if the PLL is not locked, set RST_ERR */
 | ||
| 		reg = in_le32(&serdes_base->bank[i].pllcr0);
 | ||
| 		if (!((reg >> 23) & 0x1)) {
 | ||
| 			setbits_le32(&serdes_base->bank[i].rstctl,
 | ||
| 				     RSTCTL_RSTERR);
 | ||
| 		} else {
 | ||
| 			udelay(1);
 | ||
| 			setbits_le32(&serdes_base->bank[i].rstctl,
 | ||
| 				     RSTCTL_SDRST_B);
 | ||
| 			udelay(1);
 | ||
| 		}
 | ||
| 	}
 | ||
| }
 | ||
| 
 | ||
| int setup_serdes_volt(u32 svdd)
 | ||
| {
 | ||
| 	struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
 | ||
| 	struct ccsr_serdes __iomem *serdes1_base =
 | ||
| 			(void *)CFG_SYS_FSL_LSCH3_SERDES_ADDR;
 | ||
| 	u32 cfg_rcwsrds1 = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]);
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	struct ccsr_serdes __iomem *serdes2_base =
 | ||
| 			(void *)(CFG_SYS_FSL_LSCH3_SERDES_ADDR + 0x10000);
 | ||
| 	u32 cfg_rcwsrds2 = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS2_REGSR - 1]);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	struct ccsr_serdes __iomem *serdes3_base =
 | ||
| 			(void *)(CFG_SYS_FSL_LSCH3_SERDES_ADDR + 0x20000);
 | ||
| 	u32 cfg_rcwsrds3 = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS3_REGSR - 1]);
 | ||
| #endif
 | ||
| 	u32 cfg_tmp;
 | ||
| 	int svdd_cur, svdd_tar;
 | ||
| 	int ret = 1;
 | ||
| 
 | ||
| 	/* Only support switch SVDD to 900mV */
 | ||
| 	if (svdd != 900)
 | ||
| 		return -EINVAL;
 | ||
| 
 | ||
| 	/* Scale up to the LTC resolution is 1/4096V */
 | ||
| 	svdd = (svdd * 4096) / 1000;
 | ||
| 
 | ||
| 	svdd_tar = svdd;
 | ||
| 	svdd_cur = get_serdes_volt();
 | ||
| 	if (svdd_cur < 0)
 | ||
| 		return -EINVAL;
 | ||
| 
 | ||
| 	debug("%s: current SVDD: %x; target SVDD: %x\n",
 | ||
| 	      __func__, svdd_cur, svdd_tar);
 | ||
| 	if (svdd_cur == svdd_tar)
 | ||
| 		return 0;
 | ||
| 
 | ||
| 	/* Put the all enabled lanes in reset */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	do_enabled_lanes_reset(1, cfg_rcwsrds1, serdes1_base, false);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	do_enabled_lanes_reset(2, cfg_rcwsrds2, serdes2_base, false);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	do_enabled_lanes_reset(3, cfg_rcwsrds3, serdes3_base, false);
 | ||
| #endif
 | ||
| 
 | ||
| 	/* Put the all enabled PLL in reset */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0x3;
 | ||
| 	do_pll_reset(cfg_tmp, serdes1_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0xC;
 | ||
| 	cfg_tmp >>= 2;
 | ||
| 	do_pll_reset(cfg_tmp, serdes2_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	cfg_tmp = cfg_rcwsrds3 & 0x30;
 | ||
| 	cfg_tmp >>= 4;
 | ||
| 	do_pll_reset(cfg_tmp, serdes3_base);
 | ||
| #endif
 | ||
| 
 | ||
| 	/* Put the Rx/Tx calibration into reset */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	do_rx_tx_cal_reset(serdes1_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	do_rx_tx_cal_reset(serdes2_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	do_rx_tx_cal_reset(serdes3_base);
 | ||
| #endif
 | ||
| 
 | ||
| 	ret = set_serdes_volt(svdd);
 | ||
| 	if (ret < 0) {
 | ||
| 		printf("could not change SVDD\n");
 | ||
| 		ret = -1;
 | ||
| 	}
 | ||
| 
 | ||
| 	/* For each PLL that’s not disabled via RCW enable the SERDES */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0x3;
 | ||
| 	do_serdes_enable(cfg_tmp, serdes1_base);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0xC;
 | ||
| 	cfg_tmp >>= 2;
 | ||
| 	do_serdes_enable(cfg_tmp, serdes2_base);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	cfg_tmp = cfg_rcwsrds3 & 0x30;
 | ||
| 	cfg_tmp >>= 4;
 | ||
| 	do_serdes_enable(cfg_tmp, serdes3_base);
 | ||
| #endif
 | ||
| 
 | ||
| 	/* Wait for at at least 625us, ensure the PLLs being reset are locked */
 | ||
| 	udelay(800);
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0x3;
 | ||
| 	do_pll_lock(cfg_tmp, serdes1_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0xC;
 | ||
| 	cfg_tmp >>= 2;
 | ||
| 	do_pll_lock(cfg_tmp, serdes2_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	cfg_tmp = cfg_rcwsrds3 & 0x30;
 | ||
| 	cfg_tmp >>= 4;
 | ||
| 	do_pll_lock(cfg_tmp, serdes3_base);
 | ||
| #endif
 | ||
| 
 | ||
| 	/* Take the all enabled lanes out of reset */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	do_enabled_lanes_reset(1, cfg_rcwsrds1, serdes1_base, true);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	do_enabled_lanes_reset(2, cfg_rcwsrds2, serdes2_base, true);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	do_enabled_lanes_reset(3, cfg_rcwsrds3, serdes3_base, true);
 | ||
| #endif
 | ||
| 
 | ||
| 	/* For each PLL being reset, and achieved PLL lock set RST_DONE */
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0x3;
 | ||
| 	do_pll_reset_done(cfg_tmp, serdes1_base);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	cfg_tmp = cfg_rcwsrds1 & 0xC;
 | ||
| 	cfg_tmp >>= 2;
 | ||
| 	do_pll_reset_done(cfg_tmp, serdes2_base);
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	cfg_tmp = cfg_rcwsrds3 & 0x30;
 | ||
| 	cfg_tmp >>= 4;
 | ||
| 	do_pll_reset_done(cfg_tmp, serdes3_base);
 | ||
| #endif
 | ||
| 
 | ||
| 	return ret;
 | ||
| }
 | ||
| 
 | ||
| void fsl_serdes_init(void)
 | ||
| {
 | ||
| #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD)
 | ||
| 	int i , j;
 | ||
| 
 | ||
| #if defined(CONFIG_ARCH_LX2160A) || defined(CONFIG_ARCH_LX2162A)
 | ||
| 	for (i = XFI1, j = 1; i <= XFI14; i++, j++)
 | ||
| 		xfi_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = SGMII1, j = 1; i <= SGMII18; i++, j++)
 | ||
| 		sgmii_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = _25GE1, j = 1; i <= _25GE10; i++, j++)
 | ||
| 		a25gaui_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = _40GE1, j = 1; i <= _40GE2; i++, j++)
 | ||
| 		xlaui_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = _50GE1, j = 1; i <= _50GE2; i++, j++)
 | ||
| 		caui2_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = _100GE1, j = 1; i <= _100GE2; i++, j++)
 | ||
| 		caui4_dpmac[i] = j;
 | ||
| #else
 | ||
| 	for (i = XFI1, j = 1; i <= XFI8; i++, j++)
 | ||
| 		xfi_dpmac[i] = j;
 | ||
| 
 | ||
| 	for (i = SGMII1, j = 1; i <= SGMII16; i++, j++)
 | ||
| 		sgmii_dpmac[i] = j;
 | ||
| #endif
 | ||
| #endif
 | ||
| 
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	serdes_init(FSL_SRDS_1,
 | ||
| 		    CFG_SYS_FSL_LSCH3_SERDES_ADDR,
 | ||
| 		    FSL_CHASSIS3_SRDS1_REGSR,
 | ||
| 		    FSL_CHASSIS3_SRDS1_PRTCL_MASK,
 | ||
| 		    FSL_CHASSIS3_SRDS1_PRTCL_SHIFT,
 | ||
| 		    serdes1_prtcl_map);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	serdes_init(FSL_SRDS_2,
 | ||
| 		    CFG_SYS_FSL_LSCH3_SERDES_ADDR + FSL_SRDS_2 * 0x10000,
 | ||
| 		    FSL_CHASSIS3_SRDS2_REGSR,
 | ||
| 		    FSL_CHASSIS3_SRDS2_PRTCL_MASK,
 | ||
| 		    FSL_CHASSIS3_SRDS2_PRTCL_SHIFT,
 | ||
| 		    serdes2_prtcl_map);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	serdes_init(NXP_SRDS_3,
 | ||
| 		    CFG_SYS_FSL_LSCH3_SERDES_ADDR + NXP_SRDS_3 * 0x10000,
 | ||
| 		    FSL_CHASSIS3_SRDS3_REGSR,
 | ||
| 		    FSL_CHASSIS3_SRDS3_PRTCL_MASK,
 | ||
| 		    FSL_CHASSIS3_SRDS3_PRTCL_SHIFT,
 | ||
| 		    serdes3_prtcl_map);
 | ||
| #endif
 | ||
| }
 | ||
| 
 | ||
| int serdes_set_env(int sd, int rcwsr, int sd_prctl_mask, int sd_prctl_shift)
 | ||
| {
 | ||
| 	struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_FSL_GUTS_ADDR);
 | ||
| 	char scfg[16], snum[16];
 | ||
| 	int cfgr = 0;
 | ||
| 	u32 cfg;
 | ||
| 
 | ||
| 	cfg = gur_in32(&gur->rcwsr[rcwsr - 1]) & sd_prctl_mask;
 | ||
| 	cfg >>= sd_prctl_shift;
 | ||
| 	cfg = serdes_get_number(sd, cfg);
 | ||
| 
 | ||
| #if defined(SRDS_BITS_PER_LANE)
 | ||
| 	/*
 | ||
| 	 * reverse lanes, lane 0 should be printed first so it must be moved to
 | ||
| 	 * high order bits.
 | ||
| 	 * For example bb58 should read 85bb, lane 0 being protocol 8.
 | ||
| 	 * This only applies to SoCs that define SRDS_BITS_PER_LANE and have
 | ||
| 	 * independent per-lane protocol configuration, at this time LS1028A and
 | ||
| 	 * LS1088A. LS2 and LX2 SoCs encode the full protocol mix across all
 | ||
| 	 * lanes as a single value.
 | ||
| 	 */
 | ||
| 	for (int i = 0; i < SRDS_MAX_LANES; i++) {
 | ||
| 		int tmp;
 | ||
| 
 | ||
| 		tmp = cfg >> (i * SRDS_BITS_PER_LANE);
 | ||
| 		tmp &= GENMASK(SRDS_BITS_PER_LANE - 1, 0);
 | ||
| 		tmp <<= (SRDS_MAX_LANES - i - 1) * SRDS_BITS_PER_LANE;
 | ||
| 		cfgr |= tmp;
 | ||
| 	}
 | ||
| #endif /* SRDS_BITS_PER_LANE */
 | ||
| 
 | ||
| 	snprintf(snum, 16, "serdes%d", sd);
 | ||
| 	snprintf(scfg, 16, "%x", cfgr);
 | ||
| 	env_set(snum, scfg);
 | ||
| 
 | ||
| 	return 0;
 | ||
| }
 | ||
| 
 | ||
| int serdes_misc_init(void)
 | ||
| {
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_1
 | ||
| 	serdes_set_env(FSL_SRDS_1, FSL_CHASSIS3_SRDS1_REGSR,
 | ||
| 		       FSL_CHASSIS3_SRDS1_PRTCL_MASK,
 | ||
| 		       FSL_CHASSIS3_SRDS1_PRTCL_SHIFT);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_FSL_SRDS_2
 | ||
| 	serdes_set_env(FSL_SRDS_2, FSL_CHASSIS3_SRDS2_REGSR,
 | ||
| 		       FSL_CHASSIS3_SRDS2_PRTCL_MASK,
 | ||
| 		       FSL_CHASSIS3_SRDS2_PRTCL_SHIFT);
 | ||
| #endif
 | ||
| #ifdef CONFIG_SYS_NXP_SRDS_3
 | ||
| 	serdes_set_env(NXP_SRDS_3, FSL_CHASSIS3_SRDS3_REGSR,
 | ||
| 		       FSL_CHASSIS3_SRDS3_PRTCL_MASK,
 | ||
| 		       FSL_CHASSIS3_SRDS3_PRTCL_SHIFT);
 | ||
| #endif
 | ||
| 
 | ||
| 	return 0;
 | ||
| }
 |