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Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/atmel-mci.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index b68381f7bfd..992b4beb757 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -11,6 +11,8 @@
#include <linux/clk.h>
#include <linux/debugfs.h>
#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
@@ -27,7 +29,6 @@
#include <asm/unaligned.h>
#include <asm/arch/board.h>
-#include <asm/arch/gpio.h>
#include "atmel-mci-regs.h"
@@ -573,7 +574,7 @@ static int atmci_get_ro(struct mmc_host *mmc)
int read_only = 0;
struct atmel_mci *host = mmc_priv(mmc);
- if (host->wp_pin >= 0) {
+ if (gpio_is_valid(host->wp_pin)) {
read_only = gpio_get_value(host->wp_pin);
dev_dbg(&mmc->class_dev, "card is %s\n",
read_only ? "read-only" : "read-write");
@@ -635,7 +636,7 @@ static void atmci_detect_change(unsigned long data)
* been freed.
*/
smp_rmb();
- if (host->detect_pin < 0)
+ if (!gpio_is_valid(host->detect_pin))
return;
enable_irq(gpio_to_irq(host->detect_pin));
@@ -1050,7 +1051,7 @@ static int __init atmci_probe(struct platform_device *pdev)
/* Assume card is present if we don't have a detect pin */
host->present = 1;
- if (host->detect_pin >= 0) {
+ if (gpio_is_valid(host->detect_pin)) {
if (gpio_request(host->detect_pin, "mmc_detect")) {
dev_dbg(&mmc->class_dev, "no detect pin available\n");
host->detect_pin = -1;
@@ -1058,7 +1059,7 @@ static int __init atmci_probe(struct platform_device *pdev)
host->present = !gpio_get_value(host->detect_pin);
}
}
- if (host->wp_pin >= 0) {
+ if (gpio_is_valid(host->wp_pin)) {
if (gpio_request(host->wp_pin, "mmc_wp")) {
dev_dbg(&mmc->class_dev, "no WP pin available\n");
host->wp_pin = -1;
@@ -1069,7 +1070,7 @@ static int __init atmci_probe(struct platform_device *pdev)
mmc_add_host(mmc);
- if (host->detect_pin >= 0) {
+ if (gpio_is_valid(host->detect_pin)) {
setup_timer(&host->detect_timer, atmci_detect_change,
(unsigned long)host);
@@ -1112,7 +1113,7 @@ static int __exit atmci_remove(struct platform_device *pdev)
if (host) {
/* Debugfs stuff is cleaned up by mmc core */
- if (host->detect_pin >= 0) {
+ if (gpio_is_valid(host->detect_pin)) {
int pin = host->detect_pin;
/* Make sure the timer doesn't enable the interrupt */
@@ -1132,7 +1133,7 @@ static int __exit atmci_remove(struct platform_device *pdev)
mci_readl(host, SR);
clk_disable(host->mck);
- if (host->wp_pin >= 0)
+ if (gpio_is_valid(host->wp_pin))
gpio_free(host->wp_pin);
free_irq(platform_get_irq(pdev, 0), host->mmc);