26 files changed, 514 insertions, 80 deletions

diff --git a/drivers/Makefile b/drivers/Makefile
index edbcadf99b..b3f1b600a5 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_$(SPL_TPL_)TIMER) += timer/
 ifndef CONFIG_TPL_BUILD
 ifdef CONFIG_SPL_BUILD
 
+obj-$(CONFIG_SPL_BOOTCOUNT_LIMIT) += bootcount/
 obj-$(CONFIG_SPL_CPU_SUPPORT) += cpu/
 obj-$(CONFIG_SPL_CRYPTO_SUPPORT) += crypto/
 obj-$(CONFIG_SPL_GPIO_SUPPORT) += gpio/
diff --git a/drivers/ata/sata_ceva.c b/drivers/ata/sata_ceva.c
index 1544097c52..a7d45e81cf 100644
--- a/drivers/ata/sata_ceva.c
+++ b/drivers/ata/sata_ceva.c
@@ -72,6 +72,10 @@
 #define DRV_NAME	"ahci-ceva"
 #define CEVA_FLAG_BROKEN_GEN2	1
 
+struct ceva_sata_priv {
+	ulong base;
+};
+
 static int ceva_init_sata(ulong mmio)
 {
 	ulong tmp;
@@ -110,18 +114,20 @@ static int ceva_init_sata(ulong mmio)
 	return 0;
 }
 
-static int sata_ceva_probe(struct udevice *dev)
+static int sata_ceva_bind(struct udevice *dev)
 {
-	int ret;
-	struct scsi_platdata *plat = dev_get_uclass_platdata(dev);
+	struct udevice *scsi_dev;
+
+	return ahci_bind_scsi(dev, &scsi_dev);
+}
 
-	ceva_init_sata(plat->base);
+static int sata_ceva_probe(struct udevice *dev)
+{
+	struct ceva_sata_priv *priv = dev_get_priv(dev);
 
-	ret = ahci_init_one_dm(dev);
-	if (ret)
-		return ret;
+	ceva_init_sata(priv->base);
 
-	return ahci_start_ports_dm(dev);
+	return ahci_probe_scsi(dev, priv->base);
 }
 
 static const struct udevice_id sata_ceva_ids[] = {
@@ -131,24 +137,22 @@ static const struct udevice_id sata_ceva_ids[] = {
 
 static int sata_ceva_ofdata_to_platdata(struct udevice *dev)
 {
-	struct scsi_platdata *plat = dev_get_uclass_platdata(dev);
+	struct ceva_sata_priv *priv = dev_get_priv(dev);
 
-	plat->base = devfdt_get_addr(dev);
-	if (plat->base == FDT_ADDR_T_NONE)
+	priv->base = devfdt_get_addr(dev);
+	if (priv->base == FDT_ADDR_T_NONE)
 		return -EINVAL;
 
-	/* Hardcode number for ceva sata controller */
-	plat->max_lun = 1; /* Actually two but untested */
-	plat->max_id = 2;
-
 	return 0;
 }
 
 U_BOOT_DRIVER(ceva_host_blk) = {
 	.name = "ceva_sata",
-	.id = UCLASS_SCSI,
+	.id = UCLASS_AHCI,
 	.of_match = sata_ceva_ids,
+	.bind = sata_ceva_bind,
 	.ops = &scsi_ops,
+	.priv_auto_alloc_size = sizeof(struct ceva_sata_priv),
 	.probe = sata_ceva_probe,
 	.ofdata_to_platdata = sata_ceva_ofdata_to_platdata,
 };
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index a08c69476c..3cfe6bff49 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -679,7 +679,7 @@ static int mmc_complete_op_cond(struct mmc *mmc)
 {
 	struct mmc_cmd cmd;
 	int timeout = 1000;
-	uint start;
+	ulong start;
 	int err;
 
 	mmc->op_cond_pending = 0;
@@ -2611,7 +2611,7 @@ static int mmc_complete_init(struct mmc *mmc)
 int mmc_init(struct mmc *mmc)
 {
 	int err = 0;
-	__maybe_unused unsigned start;
+	__maybe_unused ulong start;
 #if CONFIG_IS_ENABLED(DM_MMC)
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(mmc->dev);
 
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 758850fc3b..8971a1122c 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -151,7 +151,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 	u32 mask, flags, mode;
 	unsigned int time = 0, start_addr = 0;
 	int mmc_dev = mmc_get_blk_desc(mmc)->devnum;
-	unsigned start = get_timer(0);
+	ulong start = get_timer(0);
 
 	/* Timeout unit - ms */
 	static unsigned int cmd_timeout = SDHCI_CMD_DEFAULT_TIMEOUT;
@@ -160,7 +160,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 
 	/* We shouldn't wait for data inihibit for stop commands, even
 	   though they might use busy signaling */
-	if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION)
+	if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION ||
+	    cmd->cmdidx ==  MMC_CMD_SEND_TUNING_BLOCK)
 		mask &= ~SDHCI_DATA_INHIBIT;
 
 	while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) {
@@ -182,6 +183,9 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 	sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_STATUS);
 
 	mask = SDHCI_INT_RESPONSE;
+	if (cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK)
+		mask = SDHCI_INT_DATA_AVAIL;
+
 	if (!(cmd->resp_type & MMC_RSP_PRESENT))
 		flags = SDHCI_CMD_RESP_NONE;
 	else if (cmd->resp_type & MMC_RSP_136)
@@ -197,7 +201,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 		flags |= SDHCI_CMD_CRC;
 	if (cmd->resp_type & MMC_RSP_OPCODE)
 		flags |= SDHCI_CMD_INDEX;
-	if (data)
+	if (data || cmd->cmdidx ==  MMC_CMD_SEND_TUNING_BLOCK)
 		flags |= SDHCI_CMD_DATA;
 
 	/* Set Transfer mode regarding to data flag */
@@ -301,6 +305,24 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
 		return -ECOMM;
 }
 
+#if defined(CONFIG_DM_MMC) && defined(MMC_SUPPORTS_TUNING)
+static int sdhci_execute_tuning(struct udevice *dev, uint opcode)
+{
+	int err;
+	struct mmc *mmc = mmc_get_mmc_dev(dev);
+	struct sdhci_host *host = mmc->priv;
+
+	debug("%s\n", __func__);
+
+	if (host->ops->platform_execute_tuning) {
+		err = host->ops->platform_execute_tuning(mmc, opcode);
+		if (err)
+			return err;
+		return 0;
+	}
+	return 0;
+}
+#endif
 static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
 {
 	struct sdhci_host *host = mmc->priv;
@@ -325,6 +347,9 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
 	if (clock == 0)
 		return 0;
 
+	if (host->ops->set_delay)
+		host->ops->set_delay(host);
+
 	if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300) {
 		/*
 		 * Check if the Host Controller supports Programmable Clock
@@ -439,6 +464,9 @@ static int sdhci_set_ios(struct mmc *mmc)
 	if (mmc->clock != host->clock)
 		sdhci_set_clock(mmc, mmc->clock);
 
+	if (mmc->clk_disable)
+		sdhci_set_clock(mmc, 0);
+
 	/* Set bus width */
 	ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
 	if (mmc->bus_width == 8) {
@@ -514,6 +542,9 @@ int sdhci_probe(struct udevice *dev)
 const struct dm_mmc_ops sdhci_ops = {
 	.send_cmd	= sdhci_send_command,
 	.set_ios	= sdhci_set_ios,
+#ifdef MMC_SUPPORTS_TUNING
+	.execute_tuning	= sdhci_execute_tuning,
+#endif
 };
 #else
 static const struct mmc_ops sdhci_ops = {
@@ -526,7 +557,7 @@ static const struct mmc_ops sdhci_ops = {
 int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
 		u32 f_max, u32 f_min)
 {
-	u32 caps, caps_1;
+	u32 caps, caps_1 = 0;
 
 	caps = sdhci_readl(host, SDHCI_CAPABILITIES);
 
@@ -607,6 +638,32 @@ int sdhci_setup_cfg(struct mmc_config *cfg, struct sdhci_host *host,
 		cfg->host_caps &= ~MMC_MODE_HS_52MHz;
 	}
 
+	if (SDHCI_GET_VERSION(host) >= SDHCI_SPEC_300)
+		caps_1 = sdhci_readl(host, SDHCI_CAPABILITIES_1);
+
+	if (!(cfg->voltages & MMC_VDD_165_195) ||
+	    (host->quirks & SDHCI_QUIRK_NO_1_8_V))
+		caps_1 &= ~(SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_SDR50 |
+			    SDHCI_SUPPORT_DDR50);
+
+	if (caps_1 & (SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_SDR50 |
+		      SDHCI_SUPPORT_DDR50))
+		cfg->host_caps |= MMC_CAP(UHS_SDR12) | MMC_CAP(UHS_SDR25);
+
+	if (caps_1 & SDHCI_SUPPORT_SDR104) {
+		cfg->host_caps |= MMC_CAP(UHS_SDR104) | MMC_CAP(UHS_SDR50);
+		/*
+		 * SD3.0: SDR104 is supported so (for eMMC) the caps2
+		 * field can be promoted to support HS200.
+		 */
+		cfg->host_caps |= MMC_CAP(MMC_HS_200);
+	} else if (caps_1 & SDHCI_SUPPORT_SDR50) {
+		cfg->host_caps |= MMC_CAP(UHS_SDR50);
+	}
+
+	if (caps_1 & SDHCI_SUPPORT_DDR50)
+		cfg->host_caps |= MMC_CAP(UHS_DDR50);
+
 	if (host->host_caps)
 		cfg->host_caps |= host->host_caps;
 
diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
index b53308a852..f99731fb1f 100644
--- a/drivers/mmc/zynq_sdhci.c
+++ b/drivers/mmc/zynq_sdhci.c
@@ -9,9 +9,11 @@
 #include <common.h>
 #include <dm.h>
 #include <fdtdec.h>
+#include "mmc_private.h"
 #include <linux/libfdt.h>
 #include <malloc.h>
 #include <sdhci.h>
+#include <zynqmp_tap_delay.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -21,15 +23,212 @@ struct arasan_sdhci_plat {
 	unsigned int f_max;
 };
 
+struct arasan_sdhci_priv {
+	struct sdhci_host *host;
+	u8 deviceid;
+	u8 bank;
+	u8 no_1p8;
+	bool pwrseq;
+};
+
+#if defined(CONFIG_ARCH_ZYNQMP)
+static const u8 mode2timing[] = {
+	     [UHS_SDR12] = UHS_SDR12_BUS_SPEED,
+	     [UHS_SDR25] = UHS_SDR25_BUS_SPEED,
+	     [UHS_SDR50] = UHS_SDR50_BUS_SPEED,
+	     [UHS_SDR104] = UHS_SDR104_BUS_SPEED,
+	     [UHS_DDR50] = UHS_DDR50_BUS_SPEED,
+};
+
+#define SDHCI_HOST_CTRL2	0x3E
+#define SDHCI_CTRL2_MODE_MASK	0x7
+#define SDHCI_18V_SIGNAL	0x8
+#define SDHCI_CTRL_EXEC_TUNING	0x0040
+#define SDHCI_CTRL_TUNED_CLK	0x80
+#define SDHCI_TUNING_LOOP_COUNT	40
+
+static void arasan_zynqmp_dll_reset(struct sdhci_host *host, u8 deviceid)
+{
+	u16 clk;
+	unsigned long timeout;
+
+	clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL);
+	clk &= ~(SDHCI_CLOCK_CARD_EN);
+	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
+
+	/* Issue DLL Reset */
+	zynqmp_dll_reset(deviceid);
+
+	/* Wait max 20 ms */
+	timeout = 100;
+	while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
+				& SDHCI_CLOCK_INT_STABLE)) {
+		if (timeout == 0) {
+			dev_err(mmc_dev(host->mmc),
+				": Internal clock never stabilised.\n");
+			return;
+		}
+		timeout--;
+		udelay(1000);
+	}
+
+	clk |= SDHCI_CLOCK_CARD_EN;
+	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
+}
+
+static int arasan_sdhci_execute_tuning(struct mmc *mmc, u8 opcode)
+{
+	struct mmc_cmd cmd;
+	struct mmc_data data;
+	u32 ctrl;
+	struct sdhci_host *host;
+	struct arasan_sdhci_priv *priv = dev_get_priv(mmc->dev);
+	u8 tuning_loop_counter = SDHCI_TUNING_LOOP_COUNT;
+	u8 deviceid;
+
+	debug("%s\n", __func__);
+
+	host = priv->host;
+	deviceid = priv->deviceid;
+
+	ctrl = sdhci_readw(host, SDHCI_HOST_CTRL2);
+	ctrl |= SDHCI_CTRL_EXEC_TUNING;
+	sdhci_writew(host, ctrl, SDHCI_HOST_CTRL2);
+
+	mdelay(1);
+
+	arasan_zynqmp_dll_reset(host, deviceid);
+
+	sdhci_writel(host, SDHCI_INT_DATA_AVAIL, SDHCI_INT_ENABLE);
+	sdhci_writel(host, SDHCI_INT_DATA_AVAIL, SDHCI_SIGNAL_ENABLE);
+
+	do {
+		cmd.cmdidx = opcode;
+		cmd.resp_type = MMC_RSP_R1;
+		cmd.cmdarg = 0;
+
+		data.blocksize = 64;
+		data.blocks = 1;
+		data.flags = MMC_DATA_READ;
+
+		if (tuning_loop_counter-- == 0)
+			break;
+
+		if (cmd.cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200 &&
+		    mmc->bus_width == 8)
+			data.blocksize = 128;
+
+		sdhci_writew(host, SDHCI_MAKE_BLKSZ(SDHCI_DEFAULT_BOUNDARY_ARG,
+						    data.blocksize),
+			     SDHCI_BLOCK_SIZE);
+		sdhci_writew(host, data.blocks, SDHCI_BLOCK_COUNT);
+		sdhci_writew(host, SDHCI_TRNS_READ, SDHCI_TRANSFER_MODE);
+
+		mmc_send_cmd(mmc, &cmd, NULL);
+		ctrl = sdhci_readw(host, SDHCI_HOST_CTRL2);
+
+		if (cmd.cmdidx == MMC_CMD_SEND_TUNING_BLOCK)
+			udelay(1);
+
+	} while (ctrl & SDHCI_CTRL_EXEC_TUNING);
+
+	if (tuning_loop_counter < 0) {
+		ctrl &= ~SDHCI_CTRL_TUNED_CLK;
+		sdhci_writel(host, ctrl, SDHCI_HOST_CTRL2);
+	}
+
+	if (!(ctrl & SDHCI_CTRL_TUNED_CLK)) {
+		printf("%s:Tuning failed\n", __func__);
+		return -1;
+	}
+
+	udelay(1);
+	arasan_zynqmp_dll_reset(host, deviceid);
+
+	/* Enable only interrupts served by the SD controller */
+	sdhci_writel(host, SDHCI_INT_DATA_MASK | SDHCI_INT_CMD_MASK,
+		     SDHCI_INT_ENABLE);
+	/* Mask all sdhci interrupt sources */
+	sdhci_writel(host, 0x0, SDHCI_SIGNAL_ENABLE);
+
+	return 0;
+}
+
+static void arasan_sdhci_set_tapdelay(struct sdhci_host *host)
+{
+	struct arasan_sdhci_priv *priv = dev_get_priv(host->mmc->dev);
+	struct mmc *mmc = (struct mmc *)host->mmc;
+	u8 uhsmode;
+
+	if (!IS_SD(mmc))
+		return;
+
+	uhsmode = mode2timing[mmc->selected_mode];
+
+	if (uhsmode >= UHS_SDR25_BUS_SPEED)
+		arasan_zynqmp_set_tapdelay(priv->deviceid, uhsmode,
+					   priv->bank);
+}
+
+static void arasan_sdhci_set_control_reg(struct sdhci_host *host)
+{
+	struct mmc *mmc = (struct mmc *)host->mmc;
+	u32 reg;
+
+	if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180) {
+		reg = sdhci_readw(host, SDHCI_HOST_CTRL2);
+		reg |= SDHCI_18V_SIGNAL;
+		sdhci_writew(host, reg, SDHCI_HOST_CTRL2);
+	}
+
+	if (mmc->selected_mode > SD_HS &&
+	    mmc->selected_mode <= UHS_DDR50) {
+		reg = sdhci_readw(host, SDHCI_HOST_CTRL2);
+		reg &= ~SDHCI_CTRL2_MODE_MASK;
+		switch (mmc->selected_mode) {
+		case UHS_SDR12:
+			reg |= UHS_SDR12_BUS_SPEED;
+			break;
+		case UHS_SDR25:
+			reg |= UHS_SDR25_BUS_SPEED;
+			break;
+		case UHS_SDR50:
+			reg |= UHS_SDR50_BUS_SPEED;
+			break;
+		case UHS_SDR104:
+			reg |= UHS_SDR104_BUS_SPEED;
+			break;
+		case UHS_DDR50:
+			reg |= UHS_DDR50_BUS_SPEED;
+			break;
+		default:
+			break;
+		}
+		sdhci_writew(host, reg, SDHCI_HOST_CTRL2);
+	}
+}
+#endif
+
+#if defined(CONFIG_DM_MMC) && defined(CONFIG_ARCH_ZYNQMP)
+const struct sdhci_ops arasan_ops = {
+	.platform_execute_tuning	= &arasan_sdhci_execute_tuning,
+	.set_delay = &arasan_sdhci_set_tapdelay,
+	.set_control_reg = &arasan_sdhci_set_control_reg,
+};
+#endif
+
 static int arasan_sdhci_probe(struct udevice *dev)
 {
 	struct arasan_sdhci_plat *plat = dev_get_platdata(dev);
 	struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
-	struct sdhci_host *host = dev_get_priv(dev);
+	struct arasan_sdhci_priv *priv = dev_get_priv(dev);
+	struct sdhci_host *host;
 	struct clk clk;
 	unsigned long clock;
 	int ret;
 
+	host = priv->host;
+
 	ret = clk_get_by_index(dev, 0, &clk);
 	if (ret < 0) {
 		dev_err(dev, "failed to get clock\n");
@@ -41,6 +240,7 @@ static int arasan_sdhci_probe(struct udevice *dev)
 		dev_err(dev, "failed to get rate\n");
 		return clock;
 	}
+
 	debug("%s: CLK %ld\n", __func__, clock);
 
 	ret = clk_enable(&clk);
@@ -56,6 +256,9 @@ static int arasan_sdhci_probe(struct udevice *dev)
 	host->quirks |= SDHCI_QUIRK_BROKEN_HISPD_MODE;
 #endif
 
+	if (priv->no_1p8)
+		host->quirks |= SDHCI_QUIRK_NO_1_8_V;
+
 	host->max_clk = clock;
 
 	ret = sdhci_setup_cfg(&plat->cfg, host, plat->f_max,
@@ -73,10 +276,28 @@ static int arasan_sdhci_probe(struct udevice *dev)
 static int arasan_sdhci_ofdata_to_platdata(struct udevice *dev)
 {
 	struct arasan_sdhci_plat *plat = dev_get_platdata(dev);
-	struct sdhci_host *host = dev_get_priv(dev);
+	struct arasan_sdhci_priv *priv = dev_get_priv(dev);
+
+	priv->host = calloc(1, sizeof(struct sdhci_host));
+	if (!priv->host)
+		return -1;
 
-	host->name = dev->name;
-	host->ioaddr = (void *)devfdt_get_addr(dev);
+	priv->host->name = dev->name;
+	priv->host->ioaddr = (void *)devfdt_get_addr(dev);
+
+	priv->deviceid = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
+					"xlnx,device_id", -1);
+	priv->bank = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
+				    "xlnx,mio_bank", -1);
+	if (fdt_get_property(gd->fdt_blob, dev_of_offset(dev),
+			     "no-1-8-v", NULL))
+		priv->no_1p8 = 1;
+	else
+		priv->no_1p8 = 0;
+
+#if defined(CONFIG_DM_MMC) && defined(CONFIG_ARCH_ZYNQMP)
+	priv->host->ops = &arasan_ops;
+#endif
 
 	plat->f_max = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
 				"max-frequency", CONFIG_ZYNQ_SDHCI_MAX_FREQ);
@@ -104,6 +325,6 @@ U_BOOT_DRIVER(arasan_sdhci_drv) = {
 	.ops		= &sdhci_ops,
 	.bind		= arasan_sdhci_bind,
 	.probe		= arasan_sdhci_probe,
-	.priv_auto_alloc_size = sizeof(struct sdhci_host),
+	.priv_auto_alloc_size = sizeof(struct arasan_sdhci_priv),
 	.platdata_auto_alloc_size = sizeof(struct arasan_sdhci_plat),
 };
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index a82913cac1..a47226bd21 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -269,14 +269,9 @@ static int is_blank(struct mtd_info *mtd, struct fsl_ifc_ctrl *ctrl,
 
 /* returns nonzero if entire page is blank */
 static int check_read_ecc(struct mtd_info *mtd, struct fsl_ifc_ctrl *ctrl,
-			  u32 *eccstat, unsigned int bufnum)
+			  u32 eccstat, unsigned int bufnum)
 {
-	u32 reg = eccstat[bufnum / 4];
-	int errors;
-
-	errors = (reg >> ((3 - bufnum % 4) * 8)) & 15;
-
-	return errors;
+	return (eccstat >> ((3 - bufnum % 4) * 8)) & 15;
 }
 
 /*
@@ -290,7 +285,7 @@ static int fsl_ifc_run_command(struct mtd_info *mtd)
 	struct fsl_ifc_runtime *ifc = ctrl->regs.rregs;
 	u32 timeo = (CONFIG_SYS_HZ * 10) / 1000;
 	u32 time_start;
-	u32 eccstat[8] = {0};
+	u32 eccstat;
 	int i;
 
 	/* set the chip select for NAND Transaction */
@@ -320,20 +315,17 @@ static int fsl_ifc_run_command(struct mtd_info *mtd)
 	if (ctrl->eccread) {
 		int errors;
 		int bufnum = ctrl->page & priv->bufnum_mask;
-		int sector = bufnum * chip->ecc.steps;
-		int sector_end = sector + chip->ecc.steps - 1;
-
-		for (i = sector / 4; i <= sector_end / 4; i++) {
-			if (i >= ARRAY_SIZE(eccstat)) {
-				printf("%s: eccstat too small for %d\n",
-				       __func__, i);
-				return -EIO;
-			}
+		int sector_start = bufnum * chip->ecc.steps;
+		int sector_end = sector_start + chip->ecc.steps - 1;
+		u32 *eccstat_regs;
 
-			eccstat[i] = ifc_in32(&ifc->ifc_nand.nand_eccstat[i]);
-		}
+		eccstat_regs = ifc->ifc_nand.nand_eccstat;
+		eccstat = ifc_in32(&eccstat_regs[sector_start / 4]);
+
+		for (i = sector_start; i <= sector_end; i++) {
+			if ((i != sector_start) && !(i % 4))
+				eccstat = ifc_in32(&eccstat_regs[i / 4]);
 
-		for (i = sector; i <= sector_end; i++) {
 			errors = check_read_ecc(mtd, ctrl, eccstat, i);
 
 			if (errors == 15) {
@@ -708,6 +700,7 @@ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip)
 	struct fsl_ifc_ctrl *ctrl = priv->ctrl;
 	struct fsl_ifc_runtime *ifc = ctrl->regs.rregs;
 	u32 nand_fsr;
+	int status;
 
 	if (ctrl->status != IFC_NAND_EVTER_STAT_OPC)
 		return NAND_STATUS_FAIL;
@@ -728,10 +721,10 @@ static int fsl_ifc_wait(struct mtd_info *mtd, struct nand_chip *chip)
 		return NAND_STATUS_FAIL;
 
 	nand_fsr = ifc_in32(&ifc->ifc_nand.nand_fsr);
+	status = nand_fsr >> 24;
 
 	/* Chip sometimes reporting write protect even when it's not */
-	nand_fsr = nand_fsr | NAND_STATUS_WP;
-	return nand_fsr;
+	return status | NAND_STATUS_WP;
 }
 
 static int fsl_ifc_read_page(struct mtd_info *mtd, struct nand_chip *chip,
diff --git a/drivers/mtd/nand/zynq_nand.c b/drivers/mtd/nand/zynq_nand.c
index efd3c9b798..e932a58bf6 100644
--- a/drivers/mtd/nand/zynq_nand.c
+++ b/drivers/mtd/nand/zynq_nand.c
@@ -16,6 +16,7 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/nand_ecc.h>
 #include <asm/arch/hardware.h>
+#include <asm/arch/sys_proto.h>
 
 /* The NAND flash driver defines */
 #define ZYNQ_NAND_CMD_PHASE		1
@@ -83,6 +84,18 @@
 #define ZYNQ_NAND_ECC_BUSY	(1 << 6)	/* ECC block is busy */
 #define ZYNQ_NAND_ECC_MASK	0x00FFFFFF	/* ECC value mask */
 
+#define ZYNQ_NAND_ROW_ADDR_CYCL_MASK	0x0F
+#define ZYNQ_NAND_COL_ADDR_CYCL_MASK	0xF0
+
+#define ZYNQ_NAND_MIO_NUM_NAND_8BIT	13
+#define ZYNQ_NAND_MIO_NUM_NAND_16BIT	8
+
+enum zynq_nand_bus_width {
+	NAND_BW_UNKNOWN = -1,
+	NAND_BW_8BIT,
+	NAND_BW_16BIT,
+};
+
 #ifndef NAND_CMD_LOCK_TIGHT
 #define NAND_CMD_LOCK_TIGHT 0x2c
 #endif
@@ -768,6 +781,7 @@ static void zynq_nand_cmd_function(struct mtd_info *mtd, unsigned int command,
 {
 	struct nand_chip *chip = mtd->priv;
 	const struct zynq_nand_command_format *curr_cmd = NULL;
+	u8 addr_cycles = 0;
 	struct zynq_nand_info *xnand = (struct zynq_nand_info *)chip->priv;
 	void *cmd_addr;
 	unsigned long cmd_data = 0;
@@ -818,8 +832,18 @@ static void zynq_nand_cmd_function(struct mtd_info *mtd, unsigned int command,
 	else
 		end_cmd = curr_cmd->end_cmd;
 
+	if (command == NAND_CMD_READ0 ||
+	    command == NAND_CMD_SEQIN) {
+		addr_cycles = chip->onfi_params.addr_cycles &
+				ZYNQ_NAND_ROW_ADDR_CYCL_MASK;
+		addr_cycles += ((chip->onfi_params.addr_cycles &
+				ZYNQ_NAND_COL_ADDR_CYCL_MASK) >> 4);
+	} else {
+		addr_cycles = curr_cmd->addr_cycles;
+	}
+
 	cmd_phase_addr = (unsigned long)xnand->nand_base	|
-			(curr_cmd->addr_cycles << ADDR_CYCLES_SHIFT)	|
+			(addr_cycles << ADDR_CYCLES_SHIFT)	|
 			(end_cmd_valid << END_CMD_VALID_SHIFT)		|
 			(COMMAND_PHASE)					|
 			(end_cmd << END_CMD_SHIFT)			|
@@ -1005,6 +1029,23 @@ static int zynq_nand_device_ready(struct mtd_info *mtd)
 	return 0;
 }
 
+static int zynq_nand_check_is_16bit_bw_flash(void)
+{
+	int is_16bit_bw = NAND_BW_UNKNOWN;
+	int mio_num_8bit = 0, mio_num_16bit = 0;
+
+	mio_num_8bit = zynq_slcr_get_mio_pin_status("nand8");
+	if (mio_num_8bit == ZYNQ_NAND_MIO_NUM_NAND_8BIT)
+		is_16bit_bw = NAND_BW_8BIT;
+
+	mio_num_16bit = zynq_slcr_get_mio_pin_status("nand16");
+	if (mio_num_8bit == ZYNQ_NAND_MIO_NUM_NAND_8BIT &&
+	    mio_num_16bit == ZYNQ_NAND_MIO_NUM_NAND_16BIT)
+		is_16bit_bw = NAND_BW_16BIT;
+
+	return is_16bit_bw;
+}
+
 static int zynq_nand_init(struct nand_chip *nand_chip, int devnum)
 {
 	struct zynq_nand_info *xnand;
@@ -1016,6 +1057,7 @@ static int zynq_nand_init(struct nand_chip *nand_chip, int devnum)
 	unsigned long ecc_cfg;
 	int ondie_ecc_enabled = 0;
 	int err = -1;
+	int is_16bit_bw;
 
 	xnand = calloc(1, sizeof(struct zynq_nand_info));
 	if (!xnand) {
@@ -1045,6 +1087,16 @@ static int zynq_nand_init(struct nand_chip *nand_chip, int devnum)
 	nand_chip->read_buf = zynq_nand_read_buf;
 	nand_chip->write_buf = zynq_nand_write_buf;
 
+	is_16bit_bw = zynq_nand_check_is_16bit_bw_flash();
+	if (is_16bit_bw == NAND_BW_UNKNOWN) {
+		printf("%s: Unable detect NAND based on MIO settings\n",
+		       __func__);
+		goto fail;
+	}
+
+	if (is_16bit_bw == NAND_BW_16BIT)
+		nand_chip->options = NAND_BUSWIDTH_16;
+
 	nand_chip->bbt_options = NAND_BBT_USE_FLASH;
 
 	/* Initialize the NAND flash interface on NAND controller */
diff --git a/drivers/net/fsl-mc/dpbp.c b/drivers/net/fsl-mc/dpbp.c
index 327bee935a..c609efb9ab 100644
--- a/drivers/net/fsl-mc/dpbp.c
+++ b/drivers/net/fsl-mc/dpbp.c
@@ -2,7 +2,7 @@
 /*
  * Freescale Layerscape MC I/O wrapper
  *
- * Copyright (C) 2013-2016 Freescale Semiconductor, Inc.
+ * Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 #include <fsl-mc/fsl_mc_sys.h>
diff --git a/drivers/net/fsl-mc/dpio/dpio.c b/drivers/net/fsl-mc/dpio/dpio.c
index 0bbb760728..8884455963 100644
--- a/drivers/net/fsl-mc/dpio/dpio.c
+++ b/drivers/net/fsl-mc/dpio/dpio.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2013-2016 Freescale Semiconductor
+ * Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 
diff --git a/drivers/net/fsl-mc/dpmac.c b/drivers/net/fsl-mc/dpmac.c
index 2aadd4ada2..43a2ff43f8 100644
--- a/drivers/net/fsl-mc/dpmac.c
+++ b/drivers/net/fsl-mc/dpmac.c
@@ -2,7 +2,7 @@
 /*
  * Freescale Layerscape MC I/O wrapper
  *
- * Copyright (C) 2015-2016 Freescale Semiconductor, Inc.
+ * Copyright 2015-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  * Author: Prabhakar Kushwaha <prabhakar@freescale.com>
  */
diff --git a/drivers/net/fsl-mc/dpni.c b/drivers/net/fsl-mc/dpni.c
index 5cf5eebea6..443e430695 100644
--- a/drivers/net/fsl-mc/dpni.c
+++ b/drivers/net/fsl-mc/dpni.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2013-2016 Freescale Semiconductor
+ * Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 
diff --git a/drivers/net/fsl-mc/dprc.c b/drivers/net/fsl-mc/dprc.c
index 38d19a4063..e0a2865ab8 100644
--- a/drivers/net/fsl-mc/dprc.c
+++ b/drivers/net/fsl-mc/dprc.c
@@ -2,7 +2,7 @@
 /*
  * Freescale Layerscape MC I/O wrapper
  *
- * Copyright (C) 2013-2016 Freescale Semiconductor, Inc.
+ * Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 
diff --git a/drivers/net/fsl-mc/fsl_dpmng_cmd.h b/drivers/net/fsl-mc/fsl_dpmng_cmd.h
index 9e6f27afdc..e18c88da09 100644
--- a/drivers/net/fsl-mc/fsl_dpmng_cmd.h
+++ b/drivers/net/fsl-mc/fsl_dpmng_cmd.h
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
-/* Copyright 2013-2016 Freescale Semiconductor Inc.
+/* Copyright 2013-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 #ifndef __FSL_DPMNG_CMD_H
diff --git a/drivers/net/fsl-mc/mc.c b/drivers/net/fsl-mc/mc.c
index 58612cfca3..982024e31e 100644
--- a/drivers/net/fsl-mc/mc.c
+++ b/drivers/net/fsl-mc/mc.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2017 NXP Semiconductors
- * Copyright (C) 2014 Freescale Semiconductor
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
  */
 #include <common.h>
 #include <errno.h>
diff --git a/drivers/net/ldpaa_eth/ldpaa_eth.c b/drivers/net/ldpaa_eth/ldpaa_eth.c
index 8688dd4419..79facb4a44 100644
--- a/drivers/net/ldpaa_eth/ldpaa_eth.c
+++ b/drivers/net/ldpaa_eth/ldpaa_eth.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * Copyright (C) 2014-2016 Freescale Semiconductor
+ * Copyright 2014-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 
diff --git a/drivers/net/ldpaa_eth/ldpaa_eth.h b/drivers/net/ldpaa_eth/ldpaa_eth.h
index 54cb633e01..ee784a55ee 100644
--- a/drivers/net/ldpaa_eth/ldpaa_eth.h
+++ b/drivers/net/ldpaa_eth/ldpaa_eth.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * Copyright (C) 2014-2016 Freescale Semiconductor
+ * Copyright 2014-2016 Freescale Semiconductor, Inc.
  * Copyright 2017 NXP
  */
 
diff --git a/drivers/net/vsc9953.c b/drivers/net/vsc9953.c
index 2388438d10..5d196cfb3f 100644
--- a/drivers/net/vsc9953.c
+++ b/drivers/net/vsc9953.c
@@ -1,8 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *  Copyright 2014 - 2015 Freescale Semiconductor, Inc.
  *
- *  SPDX-License-Identifier:      GPL-2.0+
- *
  *  Driver for the Vitesse VSC9953 L2 Switch
  */
 
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 4be8868536..5937910e5b 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -624,7 +624,7 @@ config STM32_SERIAL
 
 config ZYNQ_SERIAL
 	bool "Cadence (Xilinx Zynq) UART support"
-	depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP)
+	depends on DM_SERIAL && (MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_ZYNQMP_R5)
 	help
 	  This driver supports the Cadence UART. It is found e.g. in Xilinx
 	  Zynq/ZynqMP.
diff --git a/drivers/serial/serial_zynq.c b/drivers/serial/serial_zynq.c
index af9790d3a0..06f0a48e67 100644
--- a/drivers/serial/serial_zynq.c
+++ b/drivers/serial/serial_zynq.c
@@ -14,7 +14,6 @@
 #include <asm/io.h>
 #include <linux/compiler.h>
 #include <serial.h>
-#include <asm/arch/hardware.h>
 
 #define ZYNQ_UART_SR_TXEMPTY	(1 << 3) /* TX FIFO empty */
 #define ZYNQ_UART_SR_TXACTIVE	(1 << 11)  /* TX active */
diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c
index 79781b5d4a..3684249484 100644
--- a/drivers/spi/fsl_qspi.c
+++ b/drivers/spi/fsl_qspi.c
@@ -155,6 +155,25 @@ static void qspi_write32(u32 flags, u32 *addr, u32 val)
 		out_be32(addr, val) : out_le32(addr, val);
 }
 
+static inline int is_controller_busy(const struct fsl_qspi_priv *priv)
+{
+	u32 val;
+	const u32 mask = QSPI_SR_BUSY_MASK | QSPI_SR_AHB_ACC_MASK |
+			 QSPI_SR_IP_ACC_MASK;
+	unsigned int retry = 5;
+
+	do {
+		val = qspi_read32(priv->flags, &priv->regs->sr);
+
+		if ((~val & mask) == mask)
+			return 0;
+
+		udelay(1);
+	} while (--retry);
+
+	return -ETIMEDOUT;
+}
+
 /* QSPI support swapping the flash read/write data
  * in hardware for LS102xA, but not for VF610 */
 static inline u32 qspi_endian_xchg(u32 data)
@@ -1017,11 +1036,7 @@ static int fsl_qspi_probe(struct udevice *bus)
 	priv->num_chipselect = plat->num_chipselect;
 
 	/* make sure controller is not busy anywhere */
-	ret = wait_for_bit_le32(&priv->regs->sr,
-				QSPI_SR_BUSY_MASK |
-				QSPI_SR_AHB_ACC_MASK |
-				QSPI_SR_IP_ACC_MASK,
-				false, 100, false);
+	ret = is_controller_busy(priv);
 
 	if (ret) {
 		debug("ERROR : The controller is busy\n");
@@ -1184,11 +1199,7 @@ static int fsl_qspi_claim_bus(struct udevice *dev)
 	priv = dev_get_priv(bus);
 
 	/* make sure controller is not busy anywhere */
-	ret = wait_for_bit_le32(&priv->regs->sr,
-				QSPI_SR_BUSY_MASK |
-				QSPI_SR_AHB_ACC_MASK |
-				QSPI_SR_IP_ACC_MASK,
-				false, 100, false);
+	ret = is_controller_busy(priv);
 
 	if (ret) {
 		debug("ERROR : The controller is busy\n");
diff --git a/drivers/timer/Kconfig b/drivers/timer/Kconfig
index 2c96896726..8a31397553 100644
--- a/drivers/timer/Kconfig
+++ b/drivers/timer/Kconfig
@@ -52,6 +52,13 @@ config ATMEL_PIT_TIMER
 	  it is designed to offer maximum accuracy and efficient management,
 	  even for systems with long response time.
 
+config CADENCE_TTC_TIMER
+	bool "Cadence TTC (Triple Timer Counter)"
+	depends on TIMER
+	help
+	  Enables support for the cadence ttc driver. This driver is present
+	  on Xilinx Zynq and ZynqMP SoCs.
+
 config SANDBOX_TIMER
 	bool "Sandbox timer support"
 	depends on SANDBOX && TIMER
diff --git a/drivers/timer/Makefile b/drivers/timer/Makefile
index a8b531ab7b..ee2fcb1fa7 100644
--- a/drivers/timer/Makefile
+++ b/drivers/timer/Makefile
@@ -4,6 +4,7 @@
 
 obj-y += timer-uclass.o
 obj-$(CONFIG_ALTERA_TIMER)	+= altera_timer.o
+obj-$(CONFIG_CADENCE_TTC_TIMER)	+= cadence-ttc.o
 obj-$(CONFIG_SANDBOX_TIMER)	+= sandbox_timer.o
 obj-$(CONFIG_X86_TSC_TIMER)	+= tsc_timer.o
 obj-$(CONFIG_OMAP_TIMER)	+= omap-timer.o
diff --git a/drivers/timer/cadence-ttc.c b/drivers/timer/cadence-ttc.c
new file mode 100644
index 0000000000..5b91c8a90b
--- /dev/null
+++ b/drivers/timer/cadence-ttc.c
@@ -0,0 +1,91 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2018 Xilinx, Inc. (Michal Simek)
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <timer.h>
+#include <asm/io.h>
+
+#define CNT_CNTRL_RESET		BIT(4)
+
+struct cadence_ttc_regs {
+	u32 clk_cntrl1; /* 0x0 - Clock Control 1 */
+	u32 clk_cntrl2; /* 0x4 - Clock Control 2 */
+	u32 clk_cntrl3; /* 0x8 - Clock Control 3 */
+	u32 counter_cntrl1; /* 0xC - Counter Control 1 */
+	u32 counter_cntrl2; /* 0x10 - Counter Control 2 */
+	u32 counter_cntrl3; /* 0x14 - Counter Control 3 */
+	u32 counter_val1; /* 0x18 - Counter Control 1 */
+	u32 counter_val2; /* 0x1C - Counter Control 2 */
+	u32 counter_val3; /* 0x20 - Counter Control 3 */
+	u32 reserved[15];
+	u32 interrupt_enable1; /* 0x60 - Interrupt Enable 1 */
+	u32 interrupt_enable2; /* 0x64 - Interrupt Enable 2 */
+	u32 interrupt_enable3; /* 0x68 - Interrupt Enable 3 */
+};
+
+struct cadence_ttc_priv {
+	struct cadence_ttc_regs *regs;
+};
+
+static int cadence_ttc_get_count(struct udevice *dev, u64 *count)
+{
+	struct cadence_ttc_priv *priv = dev_get_priv(dev);
+
+	*count = readl(&priv->regs->counter_val1);
+
+	return 0;
+}
+
+static int cadence_ttc_probe(struct udevice *dev)
+{
+	struct cadence_ttc_priv *priv = dev_get_priv(dev);
+
+	/* Disable interrupts for sure */
+	writel(0, &priv->regs->interrupt_enable1);
+	writel(0, &priv->regs->interrupt_enable2);
+	writel(0, &priv->regs->interrupt_enable3);
+
+	/* Make sure that clocks are configured properly without prescaller */
+	writel(0, &priv->regs->clk_cntrl1);
+	writel(0, &priv->regs->clk_cntrl2);
+	writel(0, &priv->regs->clk_cntrl3);
+
+	/* Reset and enable this counter */
+	writel(CNT_CNTRL_RESET, &priv->regs->counter_cntrl1);
+
+	return 0;
+}
+
+static int cadence_ttc_ofdata_to_platdata(struct udevice *dev)
+{
+	struct cadence_ttc_priv *priv = dev_get_priv(dev);
+
+	priv->regs = map_physmem(devfdt_get_addr(dev),
+				 sizeof(struct cadence_ttc_regs), MAP_NOCACHE);
+
+	return 0;
+}
+
+static const struct timer_ops cadence_ttc_ops = {
+	.get_count = cadence_ttc_get_count,
+};
+
+static const struct udevice_id cadence_ttc_ids[] = {
+	{ .compatible = "cdns,ttc" },
+	{}
+};
+
+U_BOOT_DRIVER(cadence_ttc) = {
+	.name = "cadence_ttc",
+	.id = UCLASS_TIMER,
+	.of_match = cadence_ttc_ids,
+	.ofdata_to_platdata = cadence_ttc_ofdata_to_platdata,
+	.priv_auto_alloc_size = sizeof(struct cadence_ttc_priv),
+	.probe = cadence_ttc_probe,
+	.ops = &cadence_ttc_ops,
+	.flags = DM_FLAG_PRE_RELOC,
+};
diff --git a/drivers/usb/host/ehci-rmobile.c b/drivers/usb/host/ehci-rmobile.c
index 7fe79efc17..4868581066 100644
--- a/drivers/usb/host/ehci-rmobile.c
+++ b/drivers/usb/host/ehci-rmobile.c
@@ -1,10 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *  EHCI HCD (Host Controller Driver) for USB.
  *
  *  Copyright (C) 2013,2014 Renesas Electronics Corporation
  *  Copyright (C) 2014 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
- *
- *  SPDX-License-Identifier:     GPL-2.0
  */
 
 #include <common.h>
diff --git a/drivers/video/bridge/Makefile b/drivers/video/bridge/Makefile
index 2a746c6f8b..45e54ac176 100644
--- a/drivers/video/bridge/Makefile
+++ b/drivers/video/bridge/Makefile
@@ -1,8 +1,7 @@
+# SPDX-License-Identifier: GPL-2.0+
 #
 #  Copyright (C) 2015 Google, Inc
 #  Written by Simon Glass <sjg@chromium.org>
-#
-#  SPDX-License-Identifier:	GPL-2.0+
 
 obj-$(CONFIG_VIDEO_BRIDGE) += video-bridge-uclass.o
 obj-$(CONFIG_VIDEO_BRIDGE_PARADE_PS862X) += ps862x.o
diff --git a/drivers/watchdog/cdns_wdt.c b/drivers/watchdog/cdns_wdt.c
index fb045fcdd5..9a07fa10fd 100644
--- a/drivers/watchdog/cdns_wdt.c
+++ b/drivers/watchdog/cdns_wdt.c
@@ -142,13 +142,13 @@ static int cdns_wdt_start(struct udevice *dev, u64 timeout, ulong flags)
 		return -1;
 	}
 
-	debug("%s: CLK_FREQ %ld, timeout %lld\n", __func__, clk_f, timeout);
-
 	if ((timeout < CDNS_WDT_MIN_TIMEOUT) ||
 	    (timeout > CDNS_WDT_MAX_TIMEOUT)) {
 		timeout = priv->timeout;
 	}
 
+	debug("%s: CLK_FREQ %ld, timeout %lld\n", __func__, clk_f, timeout);
+
 	if (clk_f <= CDNS_WDT_CLK_75MHZ) {
 		prescaler = CDNS_WDT_PRESCALE_512;
 		ctrl_clksel = CDNS_WDT_PRESCALE_SELECT_512;