From: Sean Wang <sean.wang@xxxxxxxxxxxx>
Add compatible string as "mt6323-rtc" that will make the OF core spawn
child devices for the RTC subnode of that MT6323 MFD node.
Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
---
drivers/mfd/mt6397-core.c | 23 ++++++++++++++++++++++-
1 file changed, 22 insertions(+), 1 deletion(-)
diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
index 77b64bd..f71874a 100644
--- a/drivers/mfd/mt6397-core.c
+++ b/drivers/mfd/mt6397-core.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2014 MediaTek Inc.
+ * Copyright (c) 2014-2018 MediaTek Inc.
* Author: Flora Fu, MediaTek
*
* This program is free software; you can redistribute it and/or modify
@@ -23,6 +23,9 @@
#include <linux/mfd/mt6397/registers.h>
#include <linux/mfd/mt6323/registers.h>
+#define MT6323_RTC_BASE 0x8000
+#define MT6323_RTC_SIZE 0x3e
+
#define MT6397_RTC_BASE 0xe000
#define MT6397_RTC_SIZE 0x3e
@@ -30,6 +33,19 @@
#define MT6391_CID_CODE 0x91
#define MT6397_CID_CODE 0x97
+static const struct resource mt6323_rtc_resources[] = {
+ {
+ .start = MT6323_RTC_BASE,
+ .end = MT6323_RTC_BASE + MT6323_RTC_SIZE,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = MT6323_IRQ_STATUS_RTC,
+ .end = MT6323_IRQ_STATUS_RTC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static const struct resource mt6397_rtc_resources[] = {
{
.start = MT6397_RTC_BASE,
@@ -55,6 +71,11 @@ static const struct resource mt6397_keys_resources[] = {
static const struct mfd_cell mt6323_devs[] = {
{
+ .name = "mt6323-rtc",
+ .num_resources = ARRAY_SIZE(mt6323_rtc_resources),
+ .resources = mt6323_rtc_resources,
+ .of_compatible = "mediatek,mt6323-rtc",
+ }, {
.name = "mt6323-regulator",
.of_compatible = "mediatek,mt6323-regulator"
}, {
--
2.7.4
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