mfd: provide RTC resource in MT6397 MFD

Provide MT6397 RTC interrupt, base address, and register in
MT6397 MFD.

Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 09bc7804952a..4027623236ee 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -21,9 +21,27 @@
 #include <linux/mfd/mt6397/core.h>
 #include <linux/mfd/mt6397/registers.h>
 
+#define MT6397_RTC_BASE         0xe000
+#define MT6397_RTC_SIZE         0x3e
+
+static const struct resource mt6397_rtc_resources[] = {
+        {
+                .start = MT6397_RTC_BASE,
+                .end   = MT6397_RTC_BASE + MT6397_RTC_SIZE,
+                .flags = IORESOURCE_MEM,
+        },
+        {
+                .start = MT6397_IRQ_RTC,
+                .end   = MT6397_IRQ_RTC,
+                .flags = IORESOURCE_IRQ,
+        },
+};
+
 static const struct mfd_cell mt6397_devs[] = {
         {
                 .name = "mt6397-rtc",
+                .num_resources = ARRAY_SIZE(mt6397_rtc_resources),
+                .resources = mt6397_rtc_resources,
                 .of_compatible = "mediatek,mt6397-rtc",
         }, {
                 .name = "mt6397-regulator",