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path: root/drivers/spi/spi-mpc512x-psc.c
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Diffstat (limited to 'drivers/spi/spi-mpc512x-psc.c')
-rw-r--r--drivers/spi/spi-mpc512x-psc.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/spi/spi-mpc512x-psc.c b/drivers/spi/spi-mpc512x-psc.c
index 5032141eeeec..3822eef2ef9d 100644
--- a/drivers/spi/spi-mpc512x-psc.c
+++ b/drivers/spi/spi-mpc512x-psc.c
@@ -16,7 +16,6 @@
16 16
17#include <linux/module.h> 17#include <linux/module.h>
18#include <linux/kernel.h> 18#include <linux/kernel.h>
19#include <linux/init.h>
20#include <linux/errno.h> 19#include <linux/errno.h>
21#include <linux/interrupt.h> 20#include <linux/interrupt.h>
22#include <linux/of_address.h> 21#include <linux/of_address.h>
@@ -466,10 +465,8 @@ static void mpc512x_spi_cs_control(struct spi_device *spi, bool onoff)
466 gpio_set_value(spi->cs_gpio, onoff); 465 gpio_set_value(spi->cs_gpio, onoff);
467} 466}
468 467
469/* bus_num is used only for the case dev->platform_data == NULL */
470static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr, 468static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr,
471 u32 size, unsigned int irq, 469 u32 size, unsigned int irq)
472 s16 bus_num)
473{ 470{
474 struct fsl_spi_platform_data *pdata = dev_get_platdata(dev); 471 struct fsl_spi_platform_data *pdata = dev_get_platdata(dev);
475 struct mpc512x_psc_spi *mps; 472 struct mpc512x_psc_spi *mps;
@@ -488,7 +485,6 @@ static int mpc512x_psc_spi_do_probe(struct device *dev, u32 regaddr,
488 485
489 if (pdata == NULL) { 486 if (pdata == NULL) {
490 mps->cs_control = mpc512x_spi_cs_control; 487 mps->cs_control = mpc512x_spi_cs_control;
491 master->bus_num = bus_num;
492 } else { 488 } else {
493 mps->cs_control = pdata->cs_control; 489 mps->cs_control = pdata->cs_control;
494 master->bus_num = pdata->bus_num; 490 master->bus_num = pdata->bus_num;
@@ -574,7 +570,6 @@ static int mpc512x_psc_spi_of_probe(struct platform_device *op)
574{ 570{
575 const u32 *regaddr_p; 571 const u32 *regaddr_p;
576 u64 regaddr64, size64; 572 u64 regaddr64, size64;
577 s16 id = -1;
578 573
579 regaddr_p = of_get_address(op->dev.of_node, 0, &size64, NULL); 574 regaddr_p = of_get_address(op->dev.of_node, 0, &size64, NULL);
580 if (!regaddr_p) { 575 if (!regaddr_p) {
@@ -583,16 +578,8 @@ static int mpc512x_psc_spi_of_probe(struct platform_device *op)
583 } 578 }
584 regaddr64 = of_translate_address(op->dev.of_node, regaddr_p); 579 regaddr64 = of_translate_address(op->dev.of_node, regaddr_p);
585 580
586 /* get PSC id (0..11, used by port_config) */
587 id = of_alias_get_id(op->dev.of_node, "spi");
588 if (id < 0) {
589 dev_err(&op->dev, "no alias id for %s\n",
590 op->dev.of_node->full_name);
591 return id;
592 }
593
594 return mpc512x_psc_spi_do_probe(&op->dev, (u32) regaddr64, (u32) size64, 581 return mpc512x_psc_spi_do_probe(&op->dev, (u32) regaddr64, (u32) size64,
595 irq_of_parse_and_map(op->dev.of_node, 0), id); 582 irq_of_parse_and_map(op->dev.of_node, 0));
596} 583}
597 584
598static int mpc512x_psc_spi_of_remove(struct platform_device *op) 585static int mpc512x_psc_spi_of_remove(struct platform_device *op)