spi: dw: Fix typo in few registers name
This patch will fix typo in the register name used in the source code,
to be consistent with the register name used in the databook.
Databook: DW_apb_ssi_databook.pdf version 4.01a
Signed-off-by: Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200505130618.554-2-wan.ahmad.zainie.wan.mohamad@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 2b79c5a..72a1c99 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -47,9 +47,9 @@ static ssize_t dw_spi_show_regs(struct file *file, char __user *user_buf,
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
"=================================\n");
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
- "CTRL0: \t\t0x%08x\n", dw_readl(dws, DW_SPI_CTRL0));
+ "CTRLR0: \t0x%08x\n", dw_readl(dws, DW_SPI_CTRLR0));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
- "CTRL1: \t\t0x%08x\n", dw_readl(dws, DW_SPI_CTRL1));
+ "CTRLR1: \t0x%08x\n", dw_readl(dws, DW_SPI_CTRLR1));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
"SSIENR: \t0x%08x\n", dw_readl(dws, DW_SPI_SSIENR));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
@@ -57,9 +57,9 @@ static ssize_t dw_spi_show_regs(struct file *file, char __user *user_buf,
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
"BAUDR: \t\t0x%08x\n", dw_readl(dws, DW_SPI_BAUDR));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
- "TXFTLR: \t0x%08x\n", dw_readl(dws, DW_SPI_TXFLTR));
+ "TXFTLR: \t0x%08x\n", dw_readl(dws, DW_SPI_TXFTLR));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
- "RXFTLR: \t0x%08x\n", dw_readl(dws, DW_SPI_RXFLTR));
+ "RXFTLR: \t0x%08x\n", dw_readl(dws, DW_SPI_RXFTLR));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
"TXFLR: \t\t0x%08x\n", dw_readl(dws, DW_SPI_TXFLR));
len += scnprintf(buf + len, SPI_REGS_BUFSIZE - len,
@@ -304,7 +304,7 @@ static int dw_spi_transfer_one(struct spi_controller *master,
(((spi->mode & SPI_LOOP) ? 1 : 0) << SPI_SRL_OFFSET))
| (chip->tmode << SPI_TMOD_OFFSET);
- dw_writel(dws, DW_SPI_CTRL0, cr0);
+ dw_writel(dws, DW_SPI_CTRLR0, cr0);
/* Check if current transfer is a DMA transaction */
if (master->can_dma && master->can_dma(master, spi, transfer))
@@ -325,7 +325,7 @@ static int dw_spi_transfer_one(struct spi_controller *master,
}
} else {
txlevel = min_t(u16, dws->fifo_len / 2, dws->len / dws->n_bytes);
- dw_writel(dws, DW_SPI_TXFLTR, txlevel);
+ dw_writel(dws, DW_SPI_TXFTLR, txlevel);
/* Set the interrupt mask */
imask |= SPI_INT_TXEI | SPI_INT_TXOI |
@@ -397,11 +397,11 @@ static void spi_hw_init(struct device *dev, struct dw_spi *dws)
u32 fifo;
for (fifo = 1; fifo < 256; fifo++) {
- dw_writel(dws, DW_SPI_TXFLTR, fifo);
- if (fifo != dw_readl(dws, DW_SPI_TXFLTR))
+ dw_writel(dws, DW_SPI_TXFTLR, fifo);
+ if (fifo != dw_readl(dws, DW_SPI_TXFTLR))
break;
}
- dw_writel(dws, DW_SPI_TXFLTR, 0);
+ dw_writel(dws, DW_SPI_TXFTLR, 0);
dws->fifo_len = (fifo == 1) ? 0 : fifo;
dev_dbg(dev, "Detected FIFO size: %u bytes\n", dws->fifo_len);
diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
index 44ef181..6c34720 100644
--- a/drivers/spi/spi-dw.h
+++ b/drivers/spi/spi-dw.h
@@ -6,14 +6,14 @@
#include <linux/scatterlist.h>
/* Register offsets */
-#define DW_SPI_CTRL0 0x00
-#define DW_SPI_CTRL1 0x04
+#define DW_SPI_CTRLR0 0x00
+#define DW_SPI_CTRLR1 0x04
#define DW_SPI_SSIENR 0x08
#define DW_SPI_MWCR 0x0c
#define DW_SPI_SER 0x10
#define DW_SPI_BAUDR 0x14
-#define DW_SPI_TXFLTR 0x18
-#define DW_SPI_RXFLTR 0x1c
+#define DW_SPI_TXFTLR 0x18
+#define DW_SPI_RXFTLR 0x1c
#define DW_SPI_TXFLR 0x20
#define DW_SPI_RXFLR 0x24
#define DW_SPI_SR 0x28
