[U-Boot,V2,03/10] spi: bcm63xx_hsspi: switch to raw I/O functions.
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Message ID 1565714726-2269-3-git-send-email-philippe.reynes@softathome.com
State Superseded
Delegated to: Tom Rini
Headers show
Series
  • [U-Boot,V2,01/10] spi: hsspi: allow to be used on bcm6858 and bcm63158
Related show

Commit Message

Philippe Reynes Aug. 13, 2019, 4:45 p.m. UTC
From: Kursad Oney <kursad.oney@broadcom.com>

Make the driver compatible with both big and little endian SOCs.
Replace big-endian calls with their raw equivalents, expect for
writing the command to FIFO. That still has to be in big-endian
format.

Signed-off-by: Kursad Oney <kursad.oney@broadcom.com>
Reviewed-by: Philippe Reynes <philippe.reynes@softathome.com>
---
 drivers/spi/bcm63xx_hsspi.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)

Changelog:
v2:
- move this patch from second place to third place

Patch
diff mbox series

diff --git a/drivers/spi/bcm63xx_hsspi.c b/drivers/spi/bcm63xx_hsspi.c
index 4f527fa7..7306531 100644
--- a/drivers/spi/bcm63xx_hsspi.c
+++ b/drivers/spi/bcm63xx_hsspi.c
@@ -120,9 +120,9 @@  static int bcm63xx_hsspi_set_mode(struct udevice *bus, uint mode)
 
 	/* clock polarity */
 	if (mode & SPI_CPOL)
-		setbits_be32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_POL_MASK);
+		setbits_32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_POL_MASK);
 	else
-		clrbits_be32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_POL_MASK);
+		clrbits_32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_POL_MASK);
 
 	return 0;
 }
@@ -146,7 +146,7 @@  static void bcm63xx_hsspi_activate_cs(struct bcm63xx_hsspi_priv *priv,
 	set = DIV_ROUND_UP(2048, set);
 	set &= SPI_PFL_CLK_FREQ_MASK;
 	set |= SPI_PFL_CLK_RSTLOOP_MASK;
-	writel_be(set, priv->regs + SPI_PFL_CLK_REG(plat->cs));
+	writel(set, priv->regs + SPI_PFL_CLK_REG(plat->cs));
 
 	/* profile signal */
 	set = 0;
@@ -164,7 +164,7 @@  static void bcm63xx_hsspi_activate_cs(struct bcm63xx_hsspi_priv *priv,
 	if (priv->speed > SPI_MAX_SYNC_CLOCK)
 		set |= SPI_PFL_SIG_ASYNCIN_MASK;
 
-	clrsetbits_be32(priv->regs + SPI_PFL_SIG_REG(plat->cs), clr, set);
+	clrsetbits_32(priv->regs + SPI_PFL_SIG_REG(plat->cs), clr, set);
 
 	/* global control */
 	set = 0;
@@ -182,13 +182,13 @@  static void bcm63xx_hsspi_activate_cs(struct bcm63xx_hsspi_priv *priv,
 	else
 		set |= BIT(!plat->cs);
 
-	clrsetbits_be32(priv->regs + SPI_CTL_REG, clr, set);
+	clrsetbits_32(priv->regs + SPI_CTL_REG, clr, set);
 }
 
 static void bcm63xx_hsspi_deactivate_cs(struct bcm63xx_hsspi_priv *priv)
 {
 	/* restore cs polarities */
-	clrsetbits_be32(priv->regs + SPI_CTL_REG, SPI_CTL_CS_POL_MASK,
+	clrsetbits_32(priv->regs + SPI_CTL_REG, SPI_CTL_CS_POL_MASK,
 			priv->cs_pols);
 }
 
@@ -247,7 +247,7 @@  static int bcm63xx_hsspi_xfer(struct udevice *dev, unsigned int bitlen,
 	      SPI_PFL_MODE_MDWRSZ_MASK;
 	if (plat->mode & SPI_3WIRE)
 		val |= SPI_PFL_MODE_3WIRE_MASK;
-	writel_be(val, priv->regs + SPI_PFL_MODE_REG(plat->cs));
+	writel(val, priv->regs + SPI_PFL_MODE_REG(plat->cs));
 
 	/* transfer loop */
 	while (data_bytes > 0) {
@@ -262,7 +262,7 @@  static int bcm63xx_hsspi_xfer(struct udevice *dev, unsigned int bitlen,
 		}
 
 		/* set fifo operation */
-		writew_be(opcode | (curr_step & HSSPI_FIFO_OP_BYTES_MASK),
+		writew(cpu_to_be16(opcode | (curr_step & HSSPI_FIFO_OP_BYTES_MASK)),
 			  priv->regs + HSSPI_FIFO_OP_REG);
 
 		/* issue the transfer */
@@ -271,10 +271,10 @@  static int bcm63xx_hsspi_xfer(struct udevice *dev, unsigned int bitlen,
 		       SPI_CMD_PFL_MASK;
 		val |= (!plat->cs << SPI_CMD_SLAVE_SHIFT) &
 		       SPI_CMD_SLAVE_MASK;
-		writel_be(val, priv->regs + SPI_CMD_REG);
+		writel(val, priv->regs + SPI_CMD_REG);
 
 		/* wait for completion */
-		ret = wait_for_bit_be32(priv->regs + SPI_STAT_REG,
+		ret = wait_for_bit_32(priv->regs + SPI_STAT_REG,
 					SPI_STAT_SRCBUSY_MASK, false,
 					1000, false);
 		if (ret) {
@@ -381,16 +381,16 @@  static int bcm63xx_hsspi_probe(struct udevice *dev)
 		return ret;
 
 	/* initialize hardware */
-	writel_be(0, priv->regs + SPI_IR_MASK_REG);
+	writel(0, priv->regs + SPI_IR_MASK_REG);
 
 	/* clear pending interrupts */
-	writel_be(SPI_IR_CLEAR_ALL, priv->regs + SPI_IR_STAT_REG);
+	writel(SPI_IR_CLEAR_ALL, priv->regs + SPI_IR_STAT_REG);
 
 	/* enable clk gate */
-	setbits_be32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_GATE_MASK);
+	setbits_32(priv->regs + SPI_CTL_REG, SPI_CTL_CLK_GATE_MASK);
 
 	/* read default cs polarities */
-	priv->cs_pols = readl_be(priv->regs + SPI_CTL_REG) &
+	priv->cs_pols = readl(priv->regs + SPI_CTL_REG) &
 			SPI_CTL_CS_POL_MASK;
 
 	return 0;