2015-07-12 10:54:55

by Martin Devera

[permalink] [raw]
Subject: [PATCH] Cleanup of NXP LPC32XX SPI driver

Debug code is removed.
---
drivers/spi/spi-lpc32xx.c | 16 ----------------
1 file changed, 16 deletions(-)

diff --git a/drivers/spi/spi-lpc32xx.c b/drivers/spi/spi-lpc32xx.c
index 5c6b1ca..11b2c21 100644
--- a/drivers/spi/spi-lpc32xx.c
+++ b/drivers/spi/spi-lpc32xx.c
@@ -71,15 +71,6 @@ struct spi_lpc32xx_data {
unsigned long rate; /* master clock rate */
};

-static int spi_lpc32xx_setup(struct spi_device *spi)
-{
- /* We are expect that SPI-device is not selected */
- //gpio_direction_output(spi->cs_gpio, !(spi->mode & SPI_CS_HIGH));
-//
- printk("#### Setup spi\n");
- return 0;
-}
-
static int spi_lpc32xx_start(struct spi_lpc32xx_data *hw)
{
int sz,mode;
@@ -88,8 +79,6 @@ static int spi_lpc32xx_start(struct spi_lpc32xx_data *hw)

mode = hw->mode;
mode |= (hw->bpw-1)<<9;
-// printk("in spi_lpc32xx_start sz=%d buf=%p isrd=%d mode=%X io=%p stat=%X\n",
-// sz,hw->buf,hw->is_rd,mode,hw->syncio,readl(SPI_STAT(hw->syncio)));
writel(mode,SPI_CON(hw->syncio));
writel(sz,SPI_FRM(hw->syncio));
writel(SPI_IER_INTEOT,SPI_IER(hw->syncio));
@@ -145,10 +134,6 @@ static irqreturn_t spi_lpc32xx_isr(int irq, void *dev_id)
int sz,i;
sz = hw->len;
if (sz > 64) sz = 64;
-#if 0
- printk("in spi_lpc32xx_isr sz=%d buf=%p isrd=%d stat=%X\n",
- sz,hw->buf,hw->is_rd,readl(SPI_STAT(hw->syncio)));
-#endif

if (hw->is_rd) {
writel(0,SPI_FRM(hw->syncio));
@@ -192,7 +177,6 @@ static int spi_lpc32xx_probe(struct platform_device *pdev)
master->bus_num = pdev->id;
master->mode_bits = SPI_CPHA | SPI_CPOL | SPI_LSB_FIRST | SPI_3WIRE;
master->bits_per_word_mask = SPI_BPW_RANGE_MASK(1, 8);
- master->setup = spi_lpc32xx_setup;
master->transfer_one = spi_lpc32xx_transfer_one;
master->flags = SPI_MASTER_HALF_DUPLEX;
master->dev.of_node = pdev->dev.of_node;
--
1.7.10.4