rtc: at91rm9200: remove procfs information

The RTC procfs interface is deprecated and hasn't been used by userspace
for years.

Link: https://lore.kernel.org/r/20191229204421.337612-1-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index 3b833e0..89d91ec 100644 (file)
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -254,20 +254,6 @@ static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 
        return 0;
 }
-/*
- * Provide additional RTC information in /proc/driver/rtc
- */
-static int at91_rtc_proc(struct device *dev, struct seq_file *seq)
-{
-       unsigned long imr = at91_rtc_read_imr();
-
-       seq_printf(seq, "update_IRQ\t: %s\n",
-                       (imr & AT91_RTC_ACKUPD) ? "yes" : "no");
-       seq_printf(seq, "periodic_IRQ\t: %s\n",
-                       (imr & AT91_RTC_SECEV) ? "yes" : "no");
-
-       return 0;
-}
 
 /*
  * IRQ handler for the RTC
@@ -337,7 +323,6 @@ static const struct rtc_class_ops at91_rtc_ops = {
        .set_time       = at91_rtc_settime,
        .read_alarm     = at91_rtc_readalarm,
        .set_alarm      = at91_rtc_setalarm,
-       .proc           = at91_rtc_proc,
        .alarm_irq_enable = at91_rtc_alarm_irq_enable,
 };