[U-Boot] [PATCH v9 02/12] wait_bit: use wait_for_bit_le32 and remove wait_for_bit

["Álvaro Fernández Rojas" <noltari@gmail.com>]

wait_for_bit callers use the 32 bit LE version

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
---
 v9: no changes
 v8: Introduce changes suggested by Jagan Teki & Daniel Schwierzeck:
 - Squash wait_bit commits.
 - Remove register param castings.
 v7: Introduce changes suggested by Jagan Teki:
 - Remove wait_for_bit and update callers to wait_for_bit_le32.

 arch/arm/mach-imx/mx6/ddr.c                   | 22 ++++-----
 arch/arm/mach-socfpga/clock_manager.c         |  4 +-
 arch/arm/mach-socfpga/clock_manager_gen5.c    |  6 +--
 arch/arm/mach-socfpga/reset_manager_arria10.c | 36 +++++++--------
 arch/mips/mach-ath79/ar934x/clk.c             |  2 +-
 board/samtec/vining_2000/vining_2000.c        |  4 +-
 drivers/clk/clk_pic32.c                       | 12 ++---
 drivers/clk/renesas/clk-rcar-gen3.c           |  4 +-
 drivers/ddr/microchip/ddr2.c                  |  8 ++--
 drivers/fpga/socfpga_arria10.c                | 17 +++----
 drivers/mmc/msm_sdhci.c                       |  8 ++--
 drivers/mtd/pic32_flash.c                     |  4 +-
 drivers/net/ag7xxx.c                          | 16 +++----
 drivers/net/dwc_eth_qos.c                     | 17 +++----
 drivers/net/ethoc.c                           |  8 ++--
 drivers/net/pic32_eth.c                       | 12 ++---
 drivers/net/pic32_mdio.c                      | 28 ++++++------
 drivers/net/ravb.c                            |  4 +-
 drivers/net/xilinx_axi_emac.c                 |  4 +-
 drivers/net/zynq_gem.c                        | 12 ++---
 drivers/reset/sti-reset.c                     |  4 +-
 drivers/serial/serial_pic32.c                 |  4 +-
 drivers/spi/atmel_spi.c                       |  4 +-
 drivers/spi/cadence_qspi_apb.c                | 14 +++---
 drivers/spi/fsl_qspi.c                        | 20 ++++-----
 drivers/spi/mvebu_a3700_spi.c                 | 20 +++++----
 drivers/usb/host/dwc2.c                       | 24 +++++-----
 drivers/usb/host/ehci-msm.c                   |  3 +-
 drivers/usb/host/ehci-mx6.c                   |  5 +--
 drivers/usb/host/ohci-lpc32xx.c               | 12 ++---
 drivers/usb/host/xhci-rcar.c                  | 12 ++---
 drivers/video/atmel_hlcdfb.c                  | 64 +++++++++++++--------------
 include/wait_bit.h                            | 54 ----------------------
 33 files changed, 205 insertions(+), 263 deletions(-)

diff --git a/arch/arm/mach-imx/mx6/ddr.c b/arch/arm/mach-imx/mx6/ddr.c
index 39dbd2f607..43b77cfa41 100644
--- a/arch/arm/mach-imx/mx6/ddr.c
+++ b/arch/arm/mach-imx/mx6/ddr.c
@@ -21,10 +21,10 @@ static void reset_read_data_fifos(void)
 
 	/* Reset data FIFOs twice. */
 	setbits_le32(&mmdc0->mpdgctrl0, 1 << 31);
-	wait_for_bit("MMDC", &mmdc0->mpdgctrl0, 1 << 31, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpdgctrl0, 1 << 31, 0, 100, 0);
 
 	setbits_le32(&mmdc0->mpdgctrl0, 1 << 31);
-	wait_for_bit("MMDC", &mmdc0->mpdgctrl0, 1 << 31, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpdgctrl0, 1 << 31, 0, 100, 0);
 }
 
 static void precharge_all(const bool cs0_enable, const bool cs1_enable)
@@ -39,12 +39,12 @@ static void precharge_all(const bool cs0_enable, const bool cs1_enable)
 	 */
 	if (cs0_enable) { /* CS0 */
 		writel(0x04008050, &mmdc0->mdscr);
-		wait_for_bit("MMDC", &mmdc0->mdscr, 1 << 14, 1, 100, 0);
+		wait_for_bit_le32(&mmdc0->mdscr, 1 << 14, 1, 100, 0);
 	}
 
 	if (cs1_enable) { /* CS1 */
 		writel(0x04008058, &mmdc0->mdscr);
-		wait_for_bit("MMDC", &mmdc0->mdscr, 1 << 14, 1, 100, 0);
+		wait_for_bit_le32(&mmdc0->mdscr, 1 << 14, 1, 100, 0);
 	}
 }
 
@@ -146,7 +146,7 @@ int mmdc_do_write_level_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	 * 7. Upon completion of this process the MMDC de-asserts
 	 * the MPWLGCR[HW_WL_EN]
 	 */
-	wait_for_bit("MMDC", &mmdc0->mpwlgcr, 1 << 0, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpwlgcr, 1 << 0, 0, 100, 0);
 
 	/*
 	 * 8. check for any errors: check both PHYs for x64 configuration,
@@ -278,7 +278,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 		writel(0x00008028, &mmdc0->mdscr);
 
 	/* poll to make sure the con_ack bit was asserted */
-	wait_for_bit("MMDC", &mmdc0->mdscr, 1 << 14, 1, 100, 0);
+	wait_for_bit_le32(&mmdc0->mdscr, 1 << 14, 1, 100, 0);
 
 	/*
 	 * Check MDMISC register CALIB_PER_CS to see which CS calibration
@@ -312,7 +312,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	 * this bit until it clears to indicate completion of the write access.
 	 */
 	setbits_le32(&mmdc0->mpswdar0, 1);
-	wait_for_bit("MMDC", &mmdc0->mpswdar0, 1 << 0, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpswdar0, 1 << 0, 0, 100, 0);
 
 	/* Set the RD_DL_ABS# bits to their default values
 	 * (will be calibrated later in the read delay-line calibration).
@@ -359,7 +359,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	setbits_le32(&mmdc0->mpdgctrl0, 5 << 28);
 
 	/* Poll for completion.  MPDGCTRL0[HW_DG_EN] should be 0 */
-	wait_for_bit("MMDC", &mmdc0->mpdgctrl0, 1 << 28, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpdgctrl0, 1 << 28, 0, 100, 0);
 
 	/*
 	 * Check to see if any errors were encountered during calibration
@@ -423,7 +423,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	 * setting MPRDDLHWCTL[HW_RD_DL_EN] = 0.   Also, ensure that
 	 * no error bits were set.
 	 */
-	wait_for_bit("MMDC", &mmdc0->mprddlhwctl, 1 << 4, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mprddlhwctl, 1 << 4, 0, 100, 0);
 
 	/* check both PHYs for x64 configuration, if x32, check only PHY0 */
 	if (readl(&mmdc0->mprddlhwctl) & 0x0000000f)
@@ -477,7 +477,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	 * by setting MPWRDLHWCTL[HW_WR_DL_EN] = 0.
 	 * Also, ensure that no error bits were set.
 	 */
-	wait_for_bit("MMDC", &mmdc0->mpwrdlhwctl, 1 << 4, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mpwrdlhwctl, 1 << 4, 0, 100, 0);
 
 	/* Check both PHYs for x64 configuration, if x32, check only PHY0 */
 	if (readl(&mmdc0->mpwrdlhwctl) & 0x0000000f)
@@ -526,7 +526,7 @@ int mmdc_do_dqs_calibration(struct mx6_ddr_sysinfo const *sysinfo)
 	writel(0x0, &mmdc0->mdscr);	/* CS0 */
 
 	/* Poll to make sure the con_ack bit is clear */
-	wait_for_bit("MMDC", &mmdc0->mdscr, 1 << 14, 0, 100, 0);
+	wait_for_bit_le32(&mmdc0->mdscr, 1 << 14, 0, 100, 0);
 
 	/*
 	 * Print out the registers that were updated as a result
diff --git a/arch/arm/mach-socfpga/clock_manager.c b/arch/arm/mach-socfpga/clock_manager.c
index 6b76221025..43e72a8b55 100644
--- a/arch/arm/mach-socfpga/clock_manager.c
+++ b/arch/arm/mach-socfpga/clock_manager.c
@@ -37,8 +37,8 @@ void cm_wait_for_lock(u32 mask)
 /* function to poll in the fsm busy bit */
 int cm_wait_for_fsm(void)
 {
-	return wait_for_bit(__func__, (const u32 *)&clock_manager_base->stat,
-			    CLKMGR_STAT_BUSY, false, 20000, false);
+	return wait_for_bit_le32(&clock_manager_base->stat,
+				 CLKMGR_STAT_BUSY, false, 20000, false);
 }
 
 int set_cpu_clk_info(void)
diff --git a/arch/arm/mach-socfpga/clock_manager_gen5.c b/arch/arm/mach-socfpga/clock_manager_gen5.c
index 31fd51097a..a23f3fc5d0 100644
--- a/arch/arm/mach-socfpga/clock_manager_gen5.c
+++ b/arch/arm/mach-socfpga/clock_manager_gen5.c
@@ -37,15 +37,13 @@ static int cm_write_with_phase(u32 value, u32 reg_address, u32 mask)
 	int ret;
 
 	/* poll until phase is zero */
-	ret = wait_for_bit(__func__, (const u32 *)reg_address, mask,
-			   false, 20000, false);
+	ret = wait_for_bit_le32(reg_address, mask, false, 20000, false);
 	if (ret)
 		return ret;
 
 	writel(value, reg_address);
 
-	return wait_for_bit(__func__, (const u32 *)reg_address, mask,
-			    false, 20000, false);
+	return wait_for_bit_le32(reg_address, mask, false, 20000, false);
 }
 
 /*
diff --git a/arch/arm/mach-socfpga/reset_manager_arria10.c b/arch/arm/mach-socfpga/reset_manager_arria10.c
index ae16897494..54f0ddb255 100644
--- a/arch/arm/mach-socfpga/reset_manager_arria10.c
+++ b/arch/arm/mach-socfpga/reset_manager_arria10.c
@@ -222,8 +222,8 @@ int socfpga_reset_deassert_bridges_handoff(void)
 	clrbits_le32(&reset_manager_base->brgmodrst, mask_rstmgr);
 
 	/* Poll until all idleack to 0, timeout at 1000ms */
-	return wait_for_bit(__func__, &sysmgr_regs->noc_idleack, mask_noc,
-			    false, 1000, false);
+	return wait_for_bit_le32(&sysmgr_regs->noc_idleack, mask_noc,
+				 false, 1000, false);
 }
 
 void socfpga_reset_assert_fpga_connected_peripherals(void)
@@ -343,26 +343,26 @@ int socfpga_bridges_reset(void)
 	writel(ALT_SYSMGR_NOC_TMO_EN_SET_MSK, &sysmgr_regs->noc_timeout);
 
 	/* Poll until all idleack to 1 */
-	ret = wait_for_bit(__func__, &sysmgr_regs->noc_idleack,
-		     ALT_SYSMGR_NOC_H2F_SET_MSK |
-		     ALT_SYSMGR_NOC_LWH2F_SET_MSK |
-		     ALT_SYSMGR_NOC_F2H_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR0_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR1_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR2_SET_MSK,
-		     true, 10000, false);
+	ret = wait_for_bit_le32(&sysmgr_regs->noc_idleack,
+				ALT_SYSMGR_NOC_H2F_SET_MSK |
+				ALT_SYSMGR_NOC_LWH2F_SET_MSK |
+				ALT_SYSMGR_NOC_F2H_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR0_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR1_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR2_SET_MSK,
+				true, 10000, false);
 	if (ret)
 		return ret;
 
 	/* Poll until all idlestatus to 1 */
-	ret = wait_for_bit(__func__, &sysmgr_regs->noc_idlestatus,
-		     ALT_SYSMGR_NOC_H2F_SET_MSK |
-		     ALT_SYSMGR_NOC_LWH2F_SET_MSK |
-		     ALT_SYSMGR_NOC_F2H_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR0_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR1_SET_MSK |
-		     ALT_SYSMGR_NOC_F2SDR2_SET_MSK,
-		     true, 10000, false);
+	ret = wait_for_bit_le32(&sysmgr_regs->noc_idlestatus,
+				ALT_SYSMGR_NOC_H2F_SET_MSK |
+				ALT_SYSMGR_NOC_LWH2F_SET_MSK |
+				ALT_SYSMGR_NOC_F2H_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR0_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR1_SET_MSK |
+				ALT_SYSMGR_NOC_F2SDR2_SET_MSK,
+				true, 10000, false);
 	if (ret)
 		return ret;
 
diff --git a/arch/mips/mach-ath79/ar934x/clk.c b/arch/mips/mach-ath79/ar934x/clk.c
index 9b41d3de60..ba2243c9be 100644
--- a/arch/mips/mach-ath79/ar934x/clk.c
+++ b/arch/mips/mach-ath79/ar934x/clk.c
@@ -90,7 +90,7 @@ static void ar934x_srif_pll_cfg(void __iomem *pll_reg_base, const u32 srif_val)
 		setbits_be32(pll_reg_base + 0x8, BIT(30));
 		udelay(5);
 
-		wait_for_bit("clk", pll_reg_base + 0xc, BIT(3), 1, 10, 0);
+		wait_for_bit_le32(pll_reg_base + 0xc, BIT(3), 1, 10, 0);
 
 		clrbits_be32(pll_reg_base + 0x8, BIT(30));
 		udelay(5);
diff --git a/board/samtec/vining_2000/vining_2000.c b/board/samtec/vining_2000/vining_2000.c
index af1a3e75cb..cced08b8b8 100644
--- a/board/samtec/vining_2000/vining_2000.c
+++ b/board/samtec/vining_2000/vining_2000.c
@@ -378,7 +378,7 @@ static int read_adc(u32 *val)
 
 	/* start auto calibration */
 	setbits_le32(b + ADCx_GC, ADCx_GC_CAL);
-	ret = wait_for_bit("ADC", b + ADCx_GC, ADCx_GC_CAL, ADCx_GC_CAL, 10, 0);
+	ret = wait_for_bit_le32(b + ADCx_GC, ADCx_GC_CAL, ADCx_GC_CAL, 10, 0);
 	if (ret)
 		goto adc_exit;
 
@@ -386,7 +386,7 @@ static int read_adc(u32 *val)
 	writel(0, b + ADCx_HC0);
 
 	/* wait for conversion */
-	ret = wait_for_bit("ADC", b + ADCx_HS, ADCx_HS_C0, ADCx_HS_C0, 10, 0);
+	ret = wait_for_bit_le32(b + ADCx_HS, ADCx_HS_C0, ADCx_HS_C0, 10, 0);
 	if (ret)
 		goto adc_exit;
 
diff --git a/drivers/clk/clk_pic32.c b/drivers/clk/clk_pic32.c
index f6eef314ec..177803943d 100644
--- a/drivers/clk/clk_pic32.c
+++ b/drivers/clk/clk_pic32.c
@@ -197,8 +197,8 @@ static ulong pic32_set_refclk(struct pic32_clk_priv *priv, int periph,
 	writel(REFO_ON | REFO_OE, reg + _CLR_OFFSET);
 
 	/* wait till previous src change is active */
-	wait_for_bit(__func__, reg, REFO_DIVSW_EN | REFO_ACTIVE,
-		     false, CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(reg, REFO_DIVSW_EN | REFO_ACTIVE,
+			  false, CONFIG_SYS_HZ, false);
 
 	/* parent_id */
 	v = readl(reg);
@@ -223,8 +223,8 @@ static ulong pic32_set_refclk(struct pic32_clk_priv *priv, int periph,
 	writel(REFO_DIVSW_EN, reg + _SET_OFFSET);
 
 	/* wait for divider switching to complete */
-	return wait_for_bit(__func__, reg, REFO_DIVSW_EN, false,
-			    CONFIG_SYS_HZ, false);
+	return wait_for_bit_le32(reg, REFO_DIVSW_EN, false,
+				 CONFIG_SYS_HZ, false);
 }
 
 static ulong pic32_get_refclk(struct pic32_clk_priv *priv, int periph)
@@ -311,8 +311,8 @@ static int pic32_mpll_init(struct pic32_clk_priv *priv)
 
 	/* Wait for ready */
 	mask = MPLL_RDY | MPLL_VREG_RDY;
-	return wait_for_bit(__func__, priv->syscfg_base + CFGMPLL, mask,
-			    true, get_tbclk(), false);
+	return wait_for_bit_le32(priv->syscfg_base + CFGMPLL, mask,
+				 true, get_tbclk(), false);
 }
 
 static void pic32_clk_init(struct udevice *dev)
diff --git a/drivers/clk/renesas/clk-rcar-gen3.c b/drivers/clk/renesas/clk-rcar-gen3.c
index b26bbcc59f..22828fd470 100644
--- a/drivers/clk/renesas/clk-rcar-gen3.c
+++ b/drivers/clk/renesas/clk-rcar-gen3.c
@@ -1046,8 +1046,8 @@ static int gen3_clk_endisable(struct clk *clk, bool enable)
 		if (ret)
 			return ret;
 		clrbits_le32(priv->base + SMSTPCR(reg), bitmask);
-		return wait_for_bit("MSTP", priv->base + MSTPSR(reg),
-				    bitmask, 0, 100, 0);
+		return wait_for_bit_le32(priv->base + MSTPSR(reg),
+					 bitmask, 0, 100, 0);
 	} else {
 		setbits_le32(priv->base + SMSTPCR(reg), bitmask);
 		return 0;
diff --git a/drivers/ddr/microchip/ddr2.c b/drivers/ddr/microchip/ddr2.c
index 6056418588..a52427c3d6 100644
--- a/drivers/ddr/microchip/ddr2.c
+++ b/drivers/ddr/microchip/ddr2.c
@@ -57,8 +57,8 @@ static int ddr2_phy_calib_start(void)
 	writel(SCL_START | SCL_EN, &ddr2_phy->scl_start);
 
 	/* Wait for SCL for data byte to pass */
-	return wait_for_bit(__func__, &ddr2_phy->scl_start, SCL_LUBPASS,
-			    true, CONFIG_SYS_HZ, false);
+	return wait_for_bit_le32(&ddr2_phy->scl_start, SCL_LUBPASS,
+				 true, CONFIG_SYS_HZ, false);
 }
 
 /* DDR2 Controller initialization */
@@ -256,8 +256,8 @@ void ddr2_ctrl_init(void)
 	writel(INIT_START, &ctrl->memcon);
 
 	/* wait for all host cmds to be transmitted */
-	wait_for_bit(__func__, &ctrl->cmdissue, CMD_VALID, false,
-		     CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(&ctrl->cmdissue, CMD_VALID, false,
+			  CONFIG_SYS_HZ, false);
 
 	/* inform all cmds issued, ready for normal operation */
 	writel(INIT_START | INIT_DONE, &ctrl->memcon);
diff --git a/drivers/fpga/socfpga_arria10.c b/drivers/fpga/socfpga_arria10.c
index 5c1a68a009..d5763965dd 100644
--- a/drivers/fpga/socfpga_arria10.c
+++ b/drivers/fpga/socfpga_arria10.c
@@ -62,8 +62,7 @@ int is_fpgamgr_user_mode(void)
 
 static int wait_for_user_mode(void)
 {
-	return wait_for_bit(__func__,
-		&fpga_manager_base->imgcfg_stat,
+	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,
 		ALT_FPGAMGR_IMGCFG_STAT_F2S_USERMODE_SET_MSK,
 		1, FPGA_TIMEOUT_MSEC, false);
 }
@@ -115,19 +114,17 @@ static int wait_for_nconfig_pin_and_nstatus_pin(void)
 	/* Poll until f2s_nconfig_pin and f2s_nstatus_pin; loop until de-asserted,
 	 * timeout at 1000ms
 	 */
-	return wait_for_bit(__func__,
-			    &fpga_manager_base->imgcfg_stat,
-			    mask,
-			    false, FPGA_TIMEOUT_MSEC, false);
+	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,
+		mask,
+		false, FPGA_TIMEOUT_MSEC, false);
 }
 
 static int wait_for_f2s_nstatus_pin(unsigned long value)
 {
 	/* Poll until f2s to specific value, timeout at 1000ms */
-	return wait_for_bit(__func__,
-			    &fpga_manager_base->imgcfg_stat,
-			    ALT_FPGAMGR_IMGCFG_STAT_F2S_NSTATUS_PIN_SET_MSK,
-			    value, FPGA_TIMEOUT_MSEC, false);
+	return wait_for_bit_le32(&fpga_manager_base->imgcfg_stat,
+		ALT_FPGAMGR_IMGCFG_STAT_F2S_NSTATUS_PIN_SET_MSK,
+		value, FPGA_TIMEOUT_MSEC, false);
 }
 
 /* set CD ratio */
diff --git a/drivers/mmc/msm_sdhci.c b/drivers/mmc/msm_sdhci.c
index 9117ab6bf9..f0661bd96c 100644
--- a/drivers/mmc/msm_sdhci.c
+++ b/drivers/mmc/msm_sdhci.c
@@ -109,15 +109,15 @@ static int msm_sdc_probe(struct udevice *dev)
 
 
 	/* Wait for reset to be written to register */
-	if (wait_for_bit(__func__, prv->base + SDCC_MCI_STATUS2,
-			 SDCC_MCI_STATUS2_MCI_ACT, false, 10, false)) {
+	if (wait_for_bit_le32(prv->base + SDCC_MCI_STATUS2,
+			      SDCC_MCI_STATUS2_MCI_ACT, false, 10, false)) {
 		printf("msm_sdhci: reset request failed\n");
 		return -EIO;
 	}
 
 	/* SW reset can take upto 10HCLK + 15MCLK cycles. (min 40us) */
-	if (wait_for_bit(__func__, prv->base + SDCC_MCI_POWER,
-			 SDCC_MCI_POWER_SW_RST, false, 2, false)) {
+	if (wait_for_bit_le32(prv->base + SDCC_MCI_POWER,
+			      SDCC_MCI_POWER_SW_RST, false, 2, false)) {
 		printf("msm_sdhci: stuck in reset\n");
 		return -ETIMEDOUT;
 	}
diff --git a/drivers/mtd/pic32_flash.c b/drivers/mtd/pic32_flash.c
index e1a8d3bc4b..8bbf2fa9a2 100644
--- a/drivers/mtd/pic32_flash.c
+++ b/drivers/mtd/pic32_flash.c
@@ -66,8 +66,8 @@ static inline void flash_initiate_operation(u32 nvmop)
 
 static int flash_wait_till_busy(const char *func, ulong timeout)
 {
-	int ret = wait_for_bit(__func__, &nvm_regs_p->ctrl.raw,
-			       NVM_WR, false, timeout, false);
+	int ret = wait_for_bit_le32(&nvm_regs_p->ctrl.raw,
+				    NVM_WR, false, timeout, false);
 
 	return ret ? ERR_TIMOUT : ERR_OK;
 }
diff --git a/drivers/net/ag7xxx.c b/drivers/net/ag7xxx.c
index 00e6806892..f28187058e 100644
--- a/drivers/net/ag7xxx.c
+++ b/drivers/net/ag7xxx.c
@@ -164,8 +164,8 @@ static int ag7xxx_switch_read(struct mii_dev *bus, int addr, int reg, u16 *val)
 	writel(AG7XXX_ETH_MII_MGMT_CMD_READ,
 	       regs + AG7XXX_ETH_MII_MGMT_CMD);
 
-	ret = wait_for_bit("ag7xxx", regs + AG7XXX_ETH_MII_MGMT_IND,
-			   AG7XXX_ETH_MII_MGMT_IND_BUSY, 0, 1000, 0);
+	ret = wait_for_bit_le32(regs + AG7XXX_ETH_MII_MGMT_IND,
+				AG7XXX_ETH_MII_MGMT_IND_BUSY, 0, 1000, 0);
 	if (ret)
 		return ret;
 
@@ -185,8 +185,8 @@ static int ag7xxx_switch_write(struct mii_dev *bus, int addr, int reg, u16 val)
 	       regs + AG7XXX_ETH_MII_MGMT_ADDRESS);
 	writel(val, regs + AG7XXX_ETH_MII_MGMT_CTRL);
 
-	ret = wait_for_bit("ag7xxx", regs + AG7XXX_ETH_MII_MGMT_IND,
-			   AG7XXX_ETH_MII_MGMT_IND_BUSY, 0, 1000, 0);
+	ret = wait_for_bit_le32(regs + AG7XXX_ETH_MII_MGMT_IND,
+				AG7XXX_ETH_MII_MGMT_IND_BUSY, 0, 1000, 0);
 
 	return ret;
 }
@@ -510,13 +510,13 @@ static void ag7xxx_eth_stop(struct udevice *dev)
 
 	/* Stop the TX DMA. */
 	writel(0, priv->regs + AG7XXX_ETH_DMA_TX_CTRL);
-	wait_for_bit("ag7xxx", priv->regs + AG7XXX_ETH_DMA_TX_CTRL, ~0, 0,
-		     1000, 0);
+	wait_for_bit_le32(priv->regs + AG7XXX_ETH_DMA_TX_CTRL, ~0, 0,
+			  1000, 0);
 
 	/* Stop the RX DMA. */
 	writel(0, priv->regs + AG7XXX_ETH_DMA_RX_CTRL);
-	wait_for_bit("ag7xxx", priv->regs + AG7XXX_ETH_DMA_RX_CTRL, ~0, 0,
-		     1000, 0);
+	wait_for_bit_le32(priv->regs + AG7XXX_ETH_DMA_RX_CTRL, ~0, 0,
+			  1000, 0);
 }
 
 /*
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c
index 00076cffbe..232e8034df 100644
--- a/drivers/net/dwc_eth_qos.c
+++ b/drivers/net/dwc_eth_qos.c
@@ -361,8 +361,9 @@ static void eqos_flush_buffer(void *buf, size_t size)
 
 static int eqos_mdio_wait_idle(struct eqos_priv *eqos)
 {
-	return wait_for_bit(__func__, &eqos->mac_regs->mdio_address,
-			    EQOS_MAC_MDIO_ADDRESS_GB, false, 1000000, true);
+	return wait_for_bit_le32(&eqos->mac_regs->mdio_address,
+				 EQOS_MAC_MDIO_ADDRESS_GB, false,
+				 1000000, true);
 }
 
 static int eqos_mdio_read(struct mii_dev *bus, int mdio_addr, int mdio_devad,
@@ -588,15 +589,15 @@ static int eqos_calibrate_pads_tegra186(struct udevice *dev)
 	setbits_le32(&eqos->tegra186_regs->auto_cal_config,
 		     EQOS_AUTO_CAL_CONFIG_START | EQOS_AUTO_CAL_CONFIG_ENABLE);
 
-	ret = wait_for_bit(__func__, &eqos->tegra186_regs->auto_cal_status,
-			   EQOS_AUTO_CAL_STATUS_ACTIVE, true, 10, false);
+	ret = wait_for_bit_le32(&eqos->tegra186_regs->auto_cal_status,
+				EQOS_AUTO_CAL_STATUS_ACTIVE, true, 10, false);
 	if (ret) {
 		pr_err("calibrate didn't start");
 		goto failed;
 	}
 
-	ret = wait_for_bit(__func__, &eqos->tegra186_regs->auto_cal_status,
-			   EQOS_AUTO_CAL_STATUS_ACTIVE, false, 10, false);
+	ret = wait_for_bit_le32(&eqos->tegra186_regs->auto_cal_status,
+				EQOS_AUTO_CAL_STATUS_ACTIVE, false, 10, false);
 	if (ret) {
 		pr_err("calibrate didn't finish");
 		goto failed;
@@ -862,8 +863,8 @@ static int eqos_start(struct udevice *dev)
 
 	eqos->reg_access_ok = true;
 
-	ret = wait_for_bit(__func__, &eqos->dma_regs->mode,
-			   EQOS_DMA_MODE_SWR, false, 10, false);
+	ret = wait_for_bit_le32(&eqos->dma_regs->mode,
+				EQOS_DMA_MODE_SWR, false, 10, false);
 	if (ret) {
 		pr_err("EQOS_DMA_MODE_SWR stuck");
 		goto err_stop_resets;
diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index a6df950081..51a6c97550 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -548,8 +548,8 @@ static int ethoc_mdio_read(struct mii_dev *bus, int addr, int devad, int reg)
 	ethoc_write(priv, MIIADDRESS, MIIADDRESS_ADDR(addr, reg));
 	ethoc_write(priv, MIICOMMAND, MIICOMMAND_READ);
 
-	rc = wait_for_bit(__func__, ethoc_reg(priv, MIISTATUS),
-			  MIISTATUS_BUSY, false, CONFIG_SYS_HZ, false);
+	rc = wait_for_bit_le32(ethoc_reg(priv, MIISTATUS),
+			       MIISTATUS_BUSY, false, CONFIG_SYS_HZ, false);
 
 	if (rc == 0) {
 		u32 data = ethoc_read(priv, MIIRX_DATA);
@@ -571,8 +571,8 @@ static int ethoc_mdio_write(struct mii_dev *bus, int addr, int devad, int reg,
 	ethoc_write(priv, MIITX_DATA, val);
 	ethoc_write(priv, MIICOMMAND, MIICOMMAND_WRITE);
 
-	rc = wait_for_bit(__func__, ethoc_reg(priv, MIISTATUS),
-			  MIISTATUS_BUSY, false, CONFIG_SYS_HZ, false);
+	rc = wait_for_bit_le32(ethoc_reg(priv, MIISTATUS),
+			       MIISTATUS_BUSY, false, CONFIG_SYS_HZ, false);
 
 	if (rc == 0) {
 		/* reset MII command register */
diff --git a/drivers/net/pic32_eth.c b/drivers/net/pic32_eth.c
index 0b89911f04..7129372790 100644
--- a/drivers/net/pic32_eth.c
+++ b/drivers/net/pic32_eth.c
@@ -64,8 +64,8 @@ static int pic32_mii_init(struct pic32eth_dev *priv)
 	writel(ETHCON_ON | ETHCON_TXRTS | ETHCON_RXEN, &ectl_p->con1.clr);
 
 	/* wait till busy */
-	wait_for_bit(__func__, &ectl_p->stat.raw, ETHSTAT_BUSY, false,
-		     CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(&ectl_p->stat.raw, ETHSTAT_BUSY, false,
+			  CONFIG_SYS_HZ, false);
 
 	/* turn controller ON to access PHY over MII */
 	writel(ETHCON_ON, &ectl_p->con1.set);
@@ -239,8 +239,8 @@ static void pic32_ctrl_reset(struct pic32eth_dev *priv)
 	writel(ETHCON_ON | ETHCON_TXRTS | ETHCON_RXEN, &ectl_p->con1.clr);
 
 	/* wait till busy */
-	wait_for_bit(__func__, &ectl_p->stat.raw, ETHSTAT_BUSY, false,
-		     CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(&ectl_p->stat.raw, ETHSTAT_BUSY, false,
+			  CONFIG_SYS_HZ, false);
 	/* decrement received buffcnt to zero. */
 	while (readl(&ectl_p->stat.raw) & ETHSTAT_BUFCNT)
 		writel(ETHCON_BUFCDEC, &ectl_p->con1.set);
@@ -375,8 +375,8 @@ static void pic32_eth_stop(struct udevice *dev)
 	mdelay(10);
 
 	/* wait until everything is down */
-	wait_for_bit(__func__, &ectl_p->stat.raw, ETHSTAT_BUSY, false,
-		     2 * CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(&ectl_p->stat.raw, ETHSTAT_BUSY, false,
+			  2 * CONFIG_SYS_HZ, false);
 
 	/* clear any existing interrupt event */
 	writel(0xffffffff, &ectl_p->irq.clr);
diff --git a/drivers/net/pic32_mdio.c b/drivers/net/pic32_mdio.c
index 578fc96905..6ae5c40fa3 100644
--- a/drivers/net/pic32_mdio.c
+++ b/drivers/net/pic32_mdio.c
@@ -22,8 +22,8 @@ static int pic32_mdio_write(struct mii_dev *bus,
 	struct pic32_mii_regs *mii_regs = bus->priv;
 
 	/* Wait for the previous operation to finish */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, true);
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, true);
 
 	/* Put phyaddr and regaddr into MIIMADD */
 	v = (addr << MIIMADD_PHYADDR_SHIFT) | (reg & MIIMADD_REGADDR);
@@ -36,8 +36,8 @@ static int pic32_mdio_write(struct mii_dev *bus,
 	udelay(12);
 
 	/* Wait for write to complete */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, true);
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, true);
 
 	return 0;
 }
@@ -48,8 +48,8 @@ static int pic32_mdio_read(struct mii_dev *bus, int addr, int devaddr, int reg)
 	struct pic32_mii_regs *mii_regs = bus->priv;
 
 	/* Wait for the previous operation to finish */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, true);
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, true);
 
 	/* Put phyaddr and regaddr into MIIMADD */
 	v = (addr << MIIMADD_PHYADDR_SHIFT) | (reg & MIIMADD_REGADDR);
@@ -62,9 +62,9 @@ static int pic32_mdio_read(struct mii_dev *bus, int addr, int devaddr, int reg)
 	udelay(12);
 
 	/* Wait for read to complete */
-	wait_for_bit(__func__, &mii_regs->mind.raw,
-		     MIIMIND_NOTVALID | MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(&mii_regs->mind.raw,
+			  MIIMIND_NOTVALID | MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, false);
 
 	/* Clear the command register */
 	writel(0, &mii_regs->mcmd.raw);
@@ -82,22 +82,22 @@ static int pic32_mdio_reset(struct mii_dev *bus)
 	writel(MIIMCFG_RSTMGMT, &mii_regs->mcfg.raw);
 
 	/* Wait for the operation to finish */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
 		     false, CONFIG_SYS_HZ, true);
 
 	/* Clear reset bit */
 	writel(0, &mii_regs->mcfg);
 
 	/* Wait for the operation to finish */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, true);
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, true);
 
 	/* Set the MII Management Clock (MDC) - no faster than 2.5 MHz */
 	writel(MIIMCFG_CLKSEL_DIV40, &mii_regs->mcfg.raw);
 
 	/* Wait for the operation to finish */
-	wait_for_bit(__func__, &mii_regs->mind.raw, MIIMIND_BUSY,
-		     false, CONFIG_SYS_HZ, true);
+	wait_for_bit_le32(&mii_regs->mind.raw, MIIMIND_BUSY,
+			  false, CONFIG_SYS_HZ, true);
 	return 0;
 }
 
diff --git a/drivers/net/ravb.c b/drivers/net/ravb.c
index dc743e113d..26bd915291 100644
--- a/drivers/net/ravb.c
+++ b/drivers/net/ravb.c
@@ -222,8 +222,8 @@ static int ravb_reset(struct udevice *dev)
 	writel(CCC_OPC_CONFIG, eth->iobase + RAVB_REG_CCC);
 
 	/* Check the operating mode is changed to the config mode. */
-	return wait_for_bit(dev->name, (void *)eth->iobase + RAVB_REG_CSR,
-			    CSR_OPS_CONFIG, true, 100, true);
+	return wait_for_bit_le32(eth->iobase + RAVB_REG_CSR,
+				 CSR_OPS_CONFIG, true, 100, true);
 }
 
 static void ravb_base_desc_init(struct ravb_priv *eth)
diff --git a/drivers/net/xilinx_axi_emac.c b/drivers/net/xilinx_axi_emac.c
index 9a2a578ff9..70a2e95a8e 100644
--- a/drivers/net/xilinx_axi_emac.c
+++ b/drivers/net/xilinx_axi_emac.c
@@ -366,8 +366,8 @@ static int axi_ethernet_init(struct axidma_priv *priv)
 	 * processor mode and hence bypass in this mode
 	 */
 	if (!priv->eth_hasnobuf) {
-		err = wait_for_bit(__func__, (const u32 *)&regs->is,
-				   XAE_INT_MGTRDY_MASK, true, 200, false);
+		err = wait_for_bit_le32(&regs->is, XAE_INT_MGTRDY_MASK,
+					true, 200, false);
 		if (err) {
 			printf("%s: Timeout\n", __func__);
 			return 1;
diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index 1dfd631e1a..2cc49bca92 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -192,8 +192,8 @@ static u32 phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum,
 	struct zynq_gem_regs *regs = priv->iobase;
 	int err;
 
-	err = wait_for_bit(__func__, &regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
-			    true, 20000, false);
+	err = wait_for_bit_le32(&regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
+				true, 20000, false);
 	if (err)
 		return err;
 
@@ -205,8 +205,8 @@ static u32 phy_setup_op(struct zynq_gem_priv *priv, u32 phy_addr, u32 regnum,
 	/* Write mgtcr and wait for completion */
 	writel(mgtcr, &regs->phymntnc);
 
-	err = wait_for_bit(__func__, &regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
-			    true, 20000, false);
+	err = wait_for_bit_le32(&regs->nwsr, ZYNQ_GEM_NWSR_MDIOIDLE_MASK,
+				true, 20000, false);
 	if (err)
 		return err;
 
@@ -514,8 +514,8 @@ static int zynq_gem_send(struct udevice *dev, void *ptr, int len)
 	if (priv->tx_bd->status & ZYNQ_GEM_TXBUF_EXHAUSTED)
 		printf("TX buffers exhausted in mid frame\n");
 
-	return wait_for_bit(__func__, &regs->txsr, ZYNQ_GEM_TSR_DONE,
-			    true, 20000, true);
+	return wait_for_bit_le32(&regs->txsr, ZYNQ_GEM_TSR_DONE,
+				 true, 20000, true);
 }
 
 /* Do not check frame_recd flag in rx_status register 0x20 - just poll BD */
diff --git a/drivers/reset/sti-reset.c b/drivers/reset/sti-reset.c
index 17786f976a..0fc5a28802 100644
--- a/drivers/reset/sti-reset.c
+++ b/drivers/reset/sti-reset.c
@@ -266,8 +266,8 @@ static int sti_reset_program_hw(struct reset_ctl *reset_ctl, int assert)
 		return 0;
 
 	reg = (void __iomem *)base + ch->ack_offset;
-	if (wait_for_bit(__func__, reg, BIT(ch->ack_bit), ctrl_val,
-			 1000, false)) {
+	if (wait_for_bit_le32(reg, BIT(ch->ack_bit), ctrl_val,
+			      1000, false)) {
 		pr_err("Stuck on waiting ack reset_ctl=%p dev=%p id=%lu\n",
 		      reset_ctl, reset_ctl->dev, reset_ctl->id);
 
diff --git a/drivers/serial/serial_pic32.c b/drivers/serial/serial_pic32.c
index b0e01aa0e5..0632d26211 100644
--- a/drivers/serial/serial_pic32.c
+++ b/drivers/serial/serial_pic32.c
@@ -51,8 +51,8 @@ static int pic32_serial_init(void __iomem *base, ulong clk, u32 baudrate)
 	u32 div = DIV_ROUND_CLOSEST(clk, baudrate * 16);
 
 	/* wait for TX FIFO to empty */
-	wait_for_bit(__func__, base + U_STA, UART_TX_EMPTY,
-		     true, CONFIG_SYS_HZ, false);
+	wait_for_bit_le32(base + U_STA, UART_TX_EMPTY,
+			  true, CONFIG_SYS_HZ, false);
 
 	/* send break */
 	writel(UART_TX_BRK, base + U_STASET);
diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c
index 228e714e09..8010ab434c 100644
--- a/drivers/spi/atmel_spi.c
+++ b/drivers/spi/atmel_spi.c
@@ -394,8 +394,8 @@ out:
 		 * Wait until the transfer is completely done before
 		 * we deactivate CS.
 		 */
-		wait_for_bit(__func__, &reg_base->sr,
-			     ATMEL_SPI_SR_TXEMPTY, true, 1000, false);
+		wait_for_bit_le32(&reg_base->sr,
+				  ATMEL_SPI_SR_TXEMPTY, true, 1000, false);
 
 		atmel_spi_cs_deactivate(dev);
 	}
diff --git a/drivers/spi/cadence_qspi_apb.c b/drivers/spi/cadence_qspi_apb.c
index e02f2217f4..dca3fdfdea 100644
--- a/drivers/spi/cadence_qspi_apb.c
+++ b/drivers/spi/cadence_qspi_apb.c
@@ -675,8 +675,8 @@ int cadence_qspi_apb_indirect_read_execute(struct cadence_spi_platdata *plat,
 	}
 
 	/* Check indirect done status */
-	ret = wait_for_bit("QSPI", plat->regbase + CQSPI_REG_INDIRECTRD,
-			   CQSPI_REG_INDIRECTRD_DONE, 1, 10, 0);
+	ret = wait_for_bit_le32(plat->regbase + CQSPI_REG_INDIRECTRD,
+				CQSPI_REG_INDIRECTRD_DONE, 1, 10, 0);
 	if (ret) {
 		printf("Indirect read completion error (%i)\n", ret);
 		goto failrd;
@@ -762,9 +762,9 @@ int cadence_qspi_apb_indirect_write_execute(struct cadence_spi_platdata *plat,
 				bb_txbuf + rounddown(write_bytes, 4),
 				write_bytes % 4);
 
-		ret = wait_for_bit("QSPI", plat->regbase + CQSPI_REG_SDRAMLEVEL,
-				   CQSPI_REG_SDRAMLEVEL_WR_MASK <<
-				   CQSPI_REG_SDRAMLEVEL_WR_LSB, 0, 10, 0);
+		ret = wait_for_bit_le32(plat->regbase + CQSPI_REG_SDRAMLEVEL,
+					CQSPI_REG_SDRAMLEVEL_WR_MASK <<
+					CQSPI_REG_SDRAMLEVEL_WR_LSB, 0, 10, 0);
 		if (ret) {
 			printf("Indirect write timed out (%i)\n", ret);
 			goto failwr;
@@ -775,8 +775,8 @@ int cadence_qspi_apb_indirect_write_execute(struct cadence_spi_platdata *plat,
 	}
 
 	/* Check indirect done status */
-	ret = wait_for_bit("QSPI", plat->regbase + CQSPI_REG_INDIRECTWR,
-			   CQSPI_REG_INDIRECTWR_DONE, 1, 10, 0);
+	ret = wait_for_bit_le32(plat->regbase + CQSPI_REG_INDIRECTWR,
+				CQSPI_REG_INDIRECTWR_DONE, 1, 10, 0);
 	if (ret) {
 		printf("Indirect write completion error (%i)\n", ret);
 		goto failwr;
diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c
index 2f5345f1cf..5dc69a6865 100644
--- a/drivers/spi/fsl_qspi.c
+++ b/drivers/spi/fsl_qspi.c
@@ -1018,11 +1018,11 @@ 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(__func__, &priv->regs->sr,
-			   QSPI_SR_BUSY_MASK |
-			   QSPI_SR_AHB_ACC_MASK |
-			   QSPI_SR_IP_ACC_MASK,
-			   false, 100, false);
+	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);
 
 	if (ret) {
 		debug("ERROR : The controller is busy\n");
@@ -1185,11 +1185,11 @@ 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(__func__, &priv->regs->sr,
-			   QSPI_SR_BUSY_MASK |
-			   QSPI_SR_AHB_ACC_MASK |
-			   QSPI_SR_IP_ACC_MASK,
-			   false, 100, false);
+	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);
 
 	if (ret) {
 		debug("ERROR : The controller is busy\n");
diff --git a/drivers/spi/mvebu_a3700_spi.c b/drivers/spi/mvebu_a3700_spi.c
index ec4907391c..d1708a8d56 100644
--- a/drivers/spi/mvebu_a3700_spi.c
+++ b/drivers/spi/mvebu_a3700_spi.c
@@ -95,8 +95,9 @@ static int spi_legacy_shift_byte(struct spi_reg *reg, unsigned int bytelen,
 	din_8 = din;
 
 	while (bytelen) {
-		ret = wait_for_bit(__func__, &reg->ctrl,
-				   MVEBU_SPI_A3700_XFER_RDY, true, 100, false);
+		ret = wait_for_bit_le32(&reg->ctrl,
+					MVEBU_SPI_A3700_XFER_RDY,
+					true,100, false);
 		if (ret)
 			return ret;
 
@@ -109,9 +110,9 @@ static int spi_legacy_shift_byte(struct spi_reg *reg, unsigned int bytelen,
 		writel(pending_dout, &reg->dout);
 
 		if (din) {
-			ret = wait_for_bit(__func__, &reg->ctrl,
-					   MVEBU_SPI_A3700_XFER_RDY,
-					   true, 100, false);
+			ret = wait_for_bit_le32(&reg->ctrl,
+						MVEBU_SPI_A3700_XFER_RDY,
+						true, 100, false);
 			if (ret)
 				return ret;
 
@@ -160,8 +161,9 @@ static int mvebu_spi_xfer(struct udevice *dev, unsigned int bitlen,
 
 	/* Deactivate CS */
 	if (flags & SPI_XFER_END) {
-		ret = wait_for_bit(__func__, &reg->ctrl,
-				   MVEBU_SPI_A3700_XFER_RDY, true, 100, false);
+		ret = wait_for_bit_le32(&reg->ctrl,
+					MVEBU_SPI_A3700_XFER_RDY,
+					true, 100, false);
 		if (ret)
 			return ret;
 
@@ -231,8 +233,8 @@ static int mvebu_spi_probe(struct udevice *bus)
 	/* Flush read/write FIFO */
 	data = readl(&reg->cfg);
 	writel(data | MVEBU_SPI_A3700_FIFO_FLUSH, &reg->cfg);
-	ret = wait_for_bit(__func__, &reg->cfg, MVEBU_SPI_A3700_FIFO_FLUSH,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&reg->cfg, MVEBU_SPI_A3700_FIFO_FLUSH,
+				false, 1000, false);
 	if (ret)
 		return ret;
 
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c
index 1293e18f75..540c016412 100644
--- a/drivers/usb/host/dwc2.c
+++ b/drivers/usb/host/dwc2.c
@@ -108,8 +108,8 @@ static void dwc_otg_flush_tx_fifo(struct dwc2_core_regs *regs, const int num)
 
 	writel(DWC2_GRSTCTL_TXFFLSH | (num << DWC2_GRSTCTL_TXFNUM_OFFSET),
 	       &regs->grstctl);
-	ret = wait_for_bit(__func__, &regs->grstctl, DWC2_GRSTCTL_TXFFLSH,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->grstctl, DWC2_GRSTCTL_TXFFLSH,
+				false, 1000, false);
 	if (ret)
 		printf("%s: Timeout!\n", __func__);
 
@@ -127,8 +127,8 @@ static void dwc_otg_flush_rx_fifo(struct dwc2_core_regs *regs)
 	int ret;
 
 	writel(DWC2_GRSTCTL_RXFFLSH, &regs->grstctl);
-	ret = wait_for_bit(__func__, &regs->grstctl, DWC2_GRSTCTL_RXFFLSH,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->grstctl, DWC2_GRSTCTL_RXFFLSH,
+				false, 1000, false);
 	if (ret)
 		printf("%s: Timeout!\n", __func__);
 
@@ -145,15 +145,15 @@ static void dwc_otg_core_reset(struct dwc2_core_regs *regs)
 	int ret;
 
 	/* Wait for AHB master IDLE state. */
-	ret = wait_for_bit(__func__, &regs->grstctl, DWC2_GRSTCTL_AHBIDLE,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->grstctl, DWC2_GRSTCTL_AHBIDLE,
+				true, 1000, false);
 	if (ret)
 		printf("%s: Timeout!\n", __func__);
 
 	/* Core Soft Reset */
 	writel(DWC2_GRSTCTL_CSFTRST, &regs->grstctl);
-	ret = wait_for_bit(__func__, &regs->grstctl, DWC2_GRSTCTL_CSFTRST,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->grstctl, DWC2_GRSTCTL_CSFTRST,
+				false, 1000, false);
 	if (ret)
 		printf("%s: Timeout!\n", __func__);
 
@@ -267,8 +267,8 @@ static void dwc_otg_core_host_init(struct udevice *dev,
 		clrsetbits_le32(&regs->hc_regs[i].hcchar,
 				DWC2_HCCHAR_EPDIR,
 				DWC2_HCCHAR_CHEN | DWC2_HCCHAR_CHDIS);
-		ret = wait_for_bit(__func__, &regs->hc_regs[i].hcchar,
-				   DWC2_HCCHAR_CHEN, false, 1000, false);
+		ret = wait_for_bit_le32(&regs->hc_regs[i].hcchar,
+					DWC2_HCCHAR_CHEN, false, 1000, false);
 		if (ret)
 			printf("%s: Timeout!\n", __func__);
 	}
@@ -783,8 +783,8 @@ int wait_for_chhltd(struct dwc2_hc_regs *hc_regs, uint32_t *sub, u8 *toggle)
 	int ret;
 	uint32_t hcint, hctsiz;
 
-	ret = wait_for_bit(__func__, &hc_regs->hcint, DWC2_HCINT_CHHLTD, true,
-			   1000, false);
+	ret = wait_for_bit_le32(&hc_regs->hcint, DWC2_HCINT_CHHLTD, true,
+				1000, false);
 	if (ret)
 		return ret;
 
diff --git a/drivers/usb/host/ehci-msm.c b/drivers/usb/host/ehci-msm.c
index 2c0c63322c..f5320ca298 100644
--- a/drivers/usb/host/ehci-msm.c
+++ b/drivers/usb/host/ehci-msm.c
@@ -133,8 +133,7 @@ static int ehci_usb_remove(struct udevice *dev)
 	setbits_le32(&ehci->usbcmd, CMD_RESET);
 
 	/* Wait for reset */
-	if (wait_for_bit(__func__, &ehci->usbcmd, CMD_RESET, false, 30,
-			 false)) {
+	if (wait_for_bit_le32(&ehci->usbcmd, CMD_RESET, false, 30, false)) {
 		printf("Stuck on USB reset.\n");
 		return -ETIMEDOUT;
 	}
diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c
index fe2627ea93..2c8fc3c4b1 100644
--- a/drivers/usb/host/ehci-mx6.c
+++ b/drivers/usb/host/ehci-mx6.c
@@ -142,13 +142,12 @@ static int usb_phy_enable(int index, struct usb_ehci *ehci)
 
 	/* Stop then Reset */
 	clrbits_le32(usb_cmd, UCMD_RUN_STOP);
-	ret = wait_for_bit(__func__, usb_cmd, UCMD_RUN_STOP, false, 10000,
-			   false);
+	ret = wait_for_bit_le32(usb_cmd, UCMD_RUN_STOP, false, 10000, false);
 	if (ret)
 		return ret;
 
 	setbits_le32(usb_cmd, UCMD_RESET);
-	ret = wait_for_bit(__func__, usb_cmd, UCMD_RESET, false, 10000, false);
+	ret = wait_for_bit_le32(usb_cmd, UCMD_RESET, false, 10000, false);
 	if (ret)
 		return ret;
 
diff --git a/drivers/usb/host/ohci-lpc32xx.c b/drivers/usb/host/ohci-lpc32xx.c
index 2f2b4b90de..44a49807a4 100644
--- a/drivers/usb/host/ohci-lpc32xx.c
+++ b/drivers/usb/host/ohci-lpc32xx.c
@@ -143,8 +143,8 @@ static int usbpll_setup(void)
 	setbits_le32(&clk_pwr->usb_ctrl, CLK_USBCTRL_POSTDIV_2POW(0x01));
 	setbits_le32(&clk_pwr->usb_ctrl, CLK_USBCTRL_PLL_PWRUP);
 
-	ret = wait_for_bit(__func__, &clk_pwr->usb_ctrl, CLK_USBCTRL_PLL_STS,
-			   true, CONFIG_SYS_HZ, false);
+	ret = wait_for_bit_le32(&clk_pwr->usb_ctrl, CLK_USBCTRL_PLL_STS,
+				true, CONFIG_SYS_HZ, false);
 	if (ret)
 		return ret;
 
@@ -178,8 +178,8 @@ int usb_cpu_init(void)
 
 	/* enable I2C clock */
 	writel(OTG_CLK_I2C_EN, &otg->otg_clk_ctrl);
-	ret = wait_for_bit(__func__, &otg->otg_clk_sts, OTG_CLK_I2C_EN, true,
-			   CONFIG_SYS_HZ, false);
+	ret = wait_for_bit_le32(&otg->otg_clk_sts, OTG_CLK_I2C_EN, true,
+				CONFIG_SYS_HZ, false);
 	if (ret)
 		return ret;
 
@@ -199,8 +199,8 @@ int usb_cpu_init(void)
 			 OTG_CLK_I2C_EN | OTG_CLK_HOST_EN;
 	writel(mask, &otg->otg_clk_ctrl);
 
-	ret = wait_for_bit(__func__, &otg->otg_clk_sts, mask, true,
-			   CONFIG_SYS_HZ, false);
+	ret = wait_for_bit_le32(&otg->otg_clk_sts, mask, true,
+				CONFIG_SYS_HZ, false);
 	if (ret)
 		return ret;
 
diff --git a/drivers/usb/host/xhci-rcar.c b/drivers/usb/host/xhci-rcar.c
index d47c99644d..71202d7b03 100644
--- a/drivers/usb/host/xhci-rcar.c
+++ b/drivers/usb/host/xhci-rcar.c
@@ -55,18 +55,18 @@ static int xhci_rcar_download_fw(struct rcar_xhci *ctx, const u32 *fw_data,
 		setbits_le32(regs + RCAR_USB3_DL_CTRL,
 			     RCAR_USB3_DL_CTRL_FW_SET_DATA0);
 
-		ret = wait_for_bit("xhci-rcar", regs + RCAR_USB3_DL_CTRL,
-				   RCAR_USB3_DL_CTRL_FW_SET_DATA0, false,
-				   10, false);
+		ret = wait_for_bit_le32(regs + RCAR_USB3_DL_CTRL,
+					RCAR_USB3_DL_CTRL_FW_SET_DATA0, false,
+					10, false);
 		if (ret)
 			break;
 	}
 
 	clrbits_le32(regs + RCAR_USB3_DL_CTRL, RCAR_USB3_DL_CTRL_ENABLE);
 
-	ret = wait_for_bit("xhci-rcar", regs + RCAR_USB3_DL_CTRL,
-			   RCAR_USB3_DL_CTRL_FW_SUCCESS, true,
-			   10, false);
+	ret = wait_for_bit_le32(regs + RCAR_USB3_DL_CTRL,
+				RCAR_USB3_DL_CTRL_FW_SUCCESS, true,
+				10, false);
 
 	return ret;
 }
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index f77da2ec97..c0dd689e7c 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -70,26 +70,26 @@ void lcd_ctrl_init(void *lcdbase)
 
 	/* Disable DISP signal */
 	writel(LCDC_LCDDIS_DISPDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable synchronization */
 	writel(LCDC_LCDDIS_SYNCDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable pixel clock */
 	writel(LCDC_LCDDIS_CLKDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable PWM */
 	writel(LCDC_LCDDIS_PWMDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 
@@ -215,26 +215,26 @@ void lcd_ctrl_init(void *lcdbase)
 	/* Enable LCD */
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_CLKEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_SYNCEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_DISPEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_PWMEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 
@@ -299,26 +299,26 @@ static void atmel_hlcdc_init(struct udevice *dev)
 
 	/* Disable DISP signal */
 	writel(LCDC_LCDDIS_DISPDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable synchronization */
 	writel(LCDC_LCDDIS_SYNCDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable pixel clock */
 	writel(LCDC_LCDDIS_CLKDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	/* Disable PWM */
 	writel(LCDC_LCDDIS_PWMDIS, &regs->lcdc_lcddis);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
-			   false, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
+				false, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 
@@ -451,26 +451,26 @@ static void atmel_hlcdc_init(struct udevice *dev)
 	/* Enable LCD */
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_CLKEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_CLKSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_SYNCEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_LCDSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_DISPEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_DISPSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 	value = readl(&regs->lcdc_lcden);
 	writel(value | LCDC_LCDEN_PWMEN, &regs->lcdc_lcden);
-	ret = wait_for_bit(__func__, &regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
-			   true, 1000, false);
+	ret = wait_for_bit_le32(&regs->lcdc_lcdsr, LCDC_LCDSR_PWMSTS,
+				true, 1000, false);
 	if (ret)
 		printf("%s: %d: Timeout!\n", __func__, __LINE__);
 }
diff --git a/include/wait_bit.h b/include/wait_bit.h
index bde6d2cfc3..9f00e54e50 100644
--- a/include/wait_bit.h
+++ b/include/wait_bit.h
@@ -16,60 +16,6 @@
 #include <asm/io.h>
 
 /**
- * wait_for_bit()	waits for bit set/cleared in register
- *
- * Function polls register waiting for specific bit(s) change
- * (either 0->1 or 1->0). It can fail under two conditions:
- * - Timeout
- * - User interaction (CTRL-C)
- * Function succeeds only if all bits of masked register are set/cleared
- * (depending on set option).
- *
- * @param prefix	Prefix added to timeout messagge (message visible only
- *			with debug enabled)
- * @param reg		Register that will be read (using readl())
- * @param mask		Bit(s) of register that must be active
- * @param set		Selects wait condition (bit set or clear)
- * @param timeout_ms	Timeout (in miliseconds)
- * @param breakable	Enables CTRL-C interruption
- * @return		0 on success, -ETIMEDOUT or -EINTR on failure
- */
-static inline int wait_for_bit(const char *prefix, const u32 *reg,
-			       const u32 mask, const bool set,
-			       const unsigned int timeout_ms,
-			       const bool breakable)
-{
-	u32 val;
-	unsigned long start = get_timer(0);
-
-	while (1) {
-		val = readl(reg);
-
-		if (!set)
-			val = ~val;
-
-		if ((val & mask) == mask)
-			return 0;
-
-		if (get_timer(start) > timeout_ms)
-			break;
-
-		if (breakable && ctrlc()) {
-			puts("Abort\n");
-			return -EINTR;
-		}
-
-		udelay(1);
-		WATCHDOG_RESET();
-	}
-
-	debug("%s: Timeout (reg=%p mask=%08x wait_set=%i)\n", prefix, reg, mask,
-	      set);
-
-	return -ETIMEDOUT;
-}
-
-/**
  * wait_for_bit_x()	waits for bit set/cleared in register
  *
  * Function polls register waiting for specific bit(s) change
-- 
2.11.0