[PATCH 3/3] arm: ep93xx: fixup ts72xx to be able to use the rtc-m48t86 again.
Alexander Clouter
alex at digriz.org.uk
Sun Mar 31 17:56:11 EDT 2013
This patch fixes the board to be able to use the rtc-m48t86 driver again.
Signed-off-by: Alexander Clouter <alex at digriz.org.uk>
---
arch/arm/mach-ep93xx/ts72xx.c | 29 ++++++++---------------------
1 file changed, 8 insertions(+), 21 deletions(-)
diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
index 61f4b5d..c0ed3bf 100644
--- a/arch/arm/mach-ep93xx/ts72xx.c
+++ b/arch/arm/mach-ep93xx/ts72xx.c
@@ -16,7 +16,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/io.h>
-#include <linux/m48t86.h>
+#include <linux/ioport.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
@@ -179,31 +179,18 @@ static void __init ts72xx_register_flash(void)
}
}
-
-static unsigned char ts72xx_rtc_readbyte(unsigned long addr)
-{
- __raw_writeb(addr, TS72XX_RTC_INDEX_VIRT_BASE);
- return __raw_readb(TS72XX_RTC_DATA_VIRT_BASE);
-}
-
-static void ts72xx_rtc_writebyte(unsigned char value, unsigned long addr)
-{
- __raw_writeb(addr, TS72XX_RTC_INDEX_VIRT_BASE);
- __raw_writeb(value, TS72XX_RTC_DATA_VIRT_BASE);
-}
-
-static struct m48t86_ops ts72xx_rtc_ops = {
- .readbyte = ts72xx_rtc_readbyte,
- .writebyte = ts72xx_rtc_writebyte,
+static struct resource ts72xx_rtc_resources[] = {
+ DEFINE_RES_NAMED(TS72XX_RTC_INDEX_PHYS_BASE, 4,
+ "rtc_index", IORESOURCE_MEM),
+ DEFINE_RES_NAMED(TS72XX_RTC_DATA_PHYS_BASE, 4,
+ "rtc_data", IORESOURCE_MEM),
};
static struct platform_device ts72xx_rtc_device = {
.name = "rtc-m48t86",
.id = -1,
- .dev = {
- .platform_data = &ts72xx_rtc_ops,
- },
- .num_resources = 0,
+ .resource = ts72xx_rtc_resources,
+ .num_resources = ARRAY_SIZE(ts72xx_rtc_resources),
};
static struct resource ts72xx_wdt_resources[] = {
--
1.7.10.4
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