Merge remote-tracking branches 'spi/topic/imx', 'spi/topic/init', 'spi/topic/mpc512x...

[cascardo/linux.git] / drivers / spi / spi-tegra20-sflash.c

diff --git a/drivers/spi/spi-tegra20-sflash.c b/drivers/spi/spi-tegra20-sflash.c
index 0879497..47869ea 100644 (file)
--- a/drivers/spi/spi-tegra20-sflash.c
+++ b/drivers/spi/spi-tegra20-sflash.c
@@ -22,7 +22,6 @@
 #include <linux/completion.h>
 #include <linux/delay.h>
 #include <linux/err.h>
-#include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
@@ -121,7 +120,6 @@ struct tegra_sflash_data {
        struct reset_control                    *rst;
        void __iomem                            *base;
        unsigned                                irq;
-       u32                                     spi_max_frequency;
        u32                                     cur_speed;
 
        struct spi_device                       *cur_spi;
@@ -315,15 +313,6 @@ static int tegra_sflash_start_transfer_one(struct spi_device *spi,
        return tegra_sflash_start_cpu_based_transfer(tsd, t);
 }
 
-static int tegra_sflash_setup(struct spi_device *spi)
-{
-       struct tegra_sflash_data *tsd = spi_master_get_devdata(spi->master);
-
-       /* Set speed to the spi max fequency if spi device has not set */
-       spi->max_speed_hz = spi->max_speed_hz ? : tsd->spi_max_frequency;
-       return 0;
-}
-
 static int tegra_sflash_transfer_one_message(struct spi_master *master,
                        struct spi_message *msg)
 {
@@ -430,15 +419,6 @@ static irqreturn_t tegra_sflash_isr(int irq, void *context_data)
        return handle_cpu_based_xfer(tsd);
 }
 
-static void tegra_sflash_parse_dt(struct tegra_sflash_data *tsd)
-{
-       struct device_node *np = tsd->dev->of_node;
-
-       if (of_property_read_u32(np, "spi-max-frequency",
-                                       &tsd->spi_max_frequency))
-               tsd->spi_max_frequency = 25000000; /* 25MHz */
-}
-
 static struct of_device_id tegra_sflash_of_match[] = {
        { .compatible = "nvidia,tegra20-sflash", },
        {}
@@ -467,11 +447,9 @@ static int tegra_sflash_probe(struct platform_device *pdev)
 
        /* the spi->mode bits understood by this driver: */
        master->mode_bits = SPI_CPOL | SPI_CPHA;
-       master->setup = tegra_sflash_setup;
        master->transfer_one_message = tegra_sflash_transfer_one_message;
        master->auto_runtime_pm = true;
        master->num_chipselect = MAX_CHIP_SELECT;
-       master->bus_num = -1;
 
        platform_set_drvdata(pdev, master);
        tsd = spi_master_get_devdata(master);
@@ -479,7 +457,9 @@ static int tegra_sflash_probe(struct platform_device *pdev)
        tsd->dev = &pdev->dev;
        spin_lock_init(&tsd->lock);
 
-       tegra_sflash_parse_dt(tsd);
+       if (of_property_read_u32(tsd->dev->of_node, "spi-max-frequency",
+                                &master->max_speed_hz))
+               master->max_speed_hz = 25000000; /* 25MHz */
 
        r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
        tsd->base = devm_ioremap_resource(&pdev->dev, r);