From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/acpi/pmic/intel_pmic_xpower.c | 34 ++++++++++++++++++----------------
1 files changed, 18 insertions(+), 16 deletions(-)
diff --git a/kernel/drivers/acpi/pmic/intel_pmic_xpower.c b/kernel/drivers/acpi/pmic/intel_pmic_xpower.c
index bb5391f..a091d5a 100644
--- a/kernel/drivers/acpi/pmic/intel_pmic_xpower.c
+++ b/kernel/drivers/acpi/pmic/intel_pmic_xpower.c
@@ -1,23 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
/*
- * intel_pmic_xpower.c - XPower AXP288 PMIC operation region driver
+ * XPower AXP288 PMIC operation region driver
*
* Copyright (C) 2014 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version
- * 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
-#include <linux/init.h>
#include <linux/acpi.h>
+#include <linux/init.h>
#include <linux/mfd/axp20x.h>
#include <linux/regmap.h>
#include <linux/platform_device.h>
+#include <asm/iosf_mbi.h>
#include "intel_pmic.h"
#define XPOWER_GPADC_LOW 0x5b
@@ -183,15 +176,21 @@
static int intel_xpower_pmic_update_power(struct regmap *regmap, int reg,
int bit, bool on)
{
- int data;
+ int data, ret;
/* GPIO1 LDO regulator needs special handling */
if (reg == XPOWER_GPI1_CTRL)
return regmap_update_bits(regmap, reg, GPI1_LDO_MASK,
on ? GPI1_LDO_ON : GPI1_LDO_OFF);
- if (regmap_read(regmap, reg, &data))
- return -EIO;
+ ret = iosf_mbi_block_punit_i2c_access();
+ if (ret)
+ return ret;
+
+ if (regmap_read(regmap, reg, &data)) {
+ ret = -EIO;
+ goto out;
+ }
if (on)
data |= BIT(bit);
@@ -199,9 +198,11 @@
data &= ~BIT(bit);
if (regmap_write(regmap, reg, data))
- return -EIO;
+ ret = -EIO;
+out:
+ iosf_mbi_unblock_punit_i2c_access();
- return 0;
+ return ret;
}
/**
@@ -264,6 +265,7 @@
.power_table_count = ARRAY_SIZE(power_table),
.thermal_table = thermal_table,
.thermal_table_count = ARRAY_SIZE(thermal_table),
+ .pmic_i2c_address = 0x34,
};
static acpi_status intel_xpower_pmic_gpio_handler(u32 function,
--
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