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path: root/drivers/mtd/nand/raw/s3c2410.c
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Diffstat (limited to 'drivers/mtd/nand/raw/s3c2410.c')
-rw-r--r--drivers/mtd/nand/raw/s3c2410.c60
1 files changed, 0 insertions, 60 deletions
diff --git a/drivers/mtd/nand/raw/s3c2410.c b/drivers/mtd/nand/raw/s3c2410.c
index f0a4535c812a..80d96f94d6cb 100644
--- a/drivers/mtd/nand/raw/s3c2410.c
+++ b/drivers/mtd/nand/raw/s3c2410.c
@@ -166,10 +166,6 @@ struct s3c2410_nand_info {
enum s3c_nand_clk_state clk_state;
enum s3c_cpu_type cpu_type;
-
-#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
- struct notifier_block freq_transition;
-#endif
};
struct s3c24XX_nand_devtype_data {
@@ -711,54 +707,6 @@ static void s3c2440_nand_write_buf(struct nand_chip *this, const u_char *buf,
}
}
-/* cpufreq driver support */
-
-#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
-
-static int s3c2410_nand_cpufreq_transition(struct notifier_block *nb,
- unsigned long val, void *data)
-{
- struct s3c2410_nand_info *info;
- unsigned long newclk;
-
- info = container_of(nb, struct s3c2410_nand_info, freq_transition);
- newclk = clk_get_rate(info->clk);
-
- if ((val == CPUFREQ_POSTCHANGE && newclk < info->clk_rate) ||
- (val == CPUFREQ_PRECHANGE && newclk > info->clk_rate)) {
- s3c2410_nand_setrate(info);
- }
-
- return 0;
-}
-
-static inline int s3c2410_nand_cpufreq_register(struct s3c2410_nand_info *info)
-{
- info->freq_transition.notifier_call = s3c2410_nand_cpufreq_transition;
-
- return cpufreq_register_notifier(&info->freq_transition,
- CPUFREQ_TRANSITION_NOTIFIER);
-}
-
-static inline void
-s3c2410_nand_cpufreq_deregister(struct s3c2410_nand_info *info)
-{
- cpufreq_unregister_notifier(&info->freq_transition,
- CPUFREQ_TRANSITION_NOTIFIER);
-}
-
-#else
-static inline int s3c2410_nand_cpufreq_register(struct s3c2410_nand_info *info)
-{
- return 0;
-}
-
-static inline void
-s3c2410_nand_cpufreq_deregister(struct s3c2410_nand_info *info)
-{
-}
-#endif
-
/* device management functions */
static int s3c24xx_nand_remove(struct platform_device *pdev)
@@ -768,8 +716,6 @@ static int s3c24xx_nand_remove(struct platform_device *pdev)
if (info == NULL)
return 0;
- s3c2410_nand_cpufreq_deregister(info);
-
/* Release all our mtds and their partitions, then go through
* freeing the resources used
*/
@@ -1184,12 +1130,6 @@ static int s3c24xx_nand_probe(struct platform_device *pdev)
if (err != 0)
goto exit_error;
- err = s3c2410_nand_cpufreq_register(info);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to init cpufreq support\n");
- goto exit_error;
- }
-
if (allow_clk_suspend(info)) {
dev_info(&pdev->dev, "clock idle support enabled\n");
s3c2410_nand_clk_set_state(info, CLOCK_SUSPEND);