From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/mfd/rk808.c | 170 ++++++++++++++++++--------------------------------------
1 files changed, 54 insertions(+), 116 deletions(-)
diff --git a/kernel/drivers/mfd/rk808.c b/kernel/drivers/mfd/rk808.c
index e53d2b3..720b167 100644
--- a/kernel/drivers/mfd/rk808.c
+++ b/kernel/drivers/mfd/rk808.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* MFD core driver for Rockchip RK808/RK818
*
@@ -9,15 +10,6 @@
* Copyright (C) 2016 PHYTEC Messtechnik GmbH
*
* Author: Wadim Egorov <w.egorov@phytec.de>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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/i2c.h>
@@ -167,53 +159,29 @@
.volatile_reg = rk817_is_volatile_reg,
};
-static struct resource rtc_resources[] = {
- {
- .start = RK808_IRQ_RTC_ALARM,
- .end = RK808_IRQ_RTC_ALARM,
- .flags = IORESOURCE_IRQ,
- }
+static const struct resource rtc_resources[] = {
+ DEFINE_RES_IRQ(RK808_IRQ_RTC_ALARM),
};
-static struct resource rk816_rtc_resources[] = {
- {
- .start = RK816_IRQ_RTC_ALARM,
- .end = RK816_IRQ_RTC_ALARM,
- .flags = IORESOURCE_IRQ,
- }
+static const struct resource rk816_rtc_resources[] = {
+ DEFINE_RES_IRQ(RK816_IRQ_RTC_ALARM),
};
-static struct resource rk817_rtc_resources[] = {
+static const struct resource rk817_rtc_resources[] = {
DEFINE_RES_IRQ(RK817_IRQ_RTC_ALARM),
};
-static struct resource rk805_key_resources[] = {
- {
- .start = RK805_IRQ_PWRON_FALL,
- .end = RK805_IRQ_PWRON_FALL,
- .flags = IORESOURCE_IRQ,
- },
- {
- .start = RK805_IRQ_PWRON_RISE,
- .end = RK805_IRQ_PWRON_RISE,
- .flags = IORESOURCE_IRQ,
- }
+static const struct resource rk805_key_resources[] = {
+ DEFINE_RES_IRQ(RK805_IRQ_PWRON_FALL),
+ DEFINE_RES_IRQ(RK805_IRQ_PWRON_RISE),
};
-static struct resource rk816_pwrkey_resources[] = {
- {
- .start = RK816_IRQ_PWRON_FALL,
- .end = RK816_IRQ_PWRON_FALL,
- .flags = IORESOURCE_IRQ,
- },
- {
- .start = RK816_IRQ_PWRON_RISE,
- .end = RK816_IRQ_PWRON_RISE,
- .flags = IORESOURCE_IRQ,
- },
+static const struct resource rk816_pwrkey_resources[] = {
+ DEFINE_RES_IRQ(RK816_IRQ_PWRON_FALL),
+ DEFINE_RES_IRQ(RK816_IRQ_PWRON_RISE),
};
-static struct resource rk817_pwrkey_resources[] = {
+static const struct resource rk817_pwrkey_resources[] = {
DEFINE_RES_IRQ(RK817_IRQ_PWRON_FALL),
DEFINE_RES_IRQ(RK817_IRQ_PWRON_RISE),
};
@@ -613,7 +581,7 @@
REGMAP_IRQ_REG_LINE(23, 8)
};
-static struct regmap_irq_chip rk805_irq_chip = {
+static const struct regmap_irq_chip rk805_irq_chip = {
.name = "rk805",
.irqs = rk805_irqs,
.num_irqs = ARRAY_SIZE(rk805_irqs),
@@ -668,7 +636,7 @@
},
};
-static struct regmap_irq_chip rk816_irq_chip = {
+static const struct regmap_irq_chip rk816_irq_chip = {
.name = "rk816",
.irqs = rk816_irqs,
.num_irqs = ARRAY_SIZE(rk816_irqs),
@@ -680,7 +648,7 @@
.init_ack_masked = true,
};
-static struct regmap_irq_chip rk816_battery_irq_chip = {
+static const struct regmap_irq_chip rk816_battery_irq_chip = {
.name = "rk816_battery",
.irqs = rk816_battery_irqs,
.num_irqs = ARRAY_SIZE(rk816_battery_irqs),
@@ -691,7 +659,7 @@
.init_ack_masked = true,
};
-static struct regmap_irq_chip rk817_irq_chip = {
+static const struct regmap_irq_chip rk817_irq_chip = {
.name = "rk817",
.irqs = rk817_irqs,
.num_irqs = ARRAY_SIZE(rk817_irqs),
@@ -719,21 +687,6 @@
static struct rk808_reg_data *suspend_reg, *resume_reg;
static int suspend_reg_num, resume_reg_num;
-static void rk805_device_shutdown(void)
-{
- int ret;
- struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
-
- if (!rk808)
- return;
-
- ret = regmap_update_bits(rk808->regmap,
- RK805_DEV_CTRL_REG,
- DEV_OFF, DEV_OFF);
- if (ret)
- dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
-}
-
static void rk805_device_shutdown_prepare(void)
{
int ret;
@@ -749,56 +702,18 @@
dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
}
-static void rk808_device_shutdown(void)
-{
- int ret;
- struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
-
- if (!rk808)
- return;
-
- ret = regmap_update_bits(rk808->regmap,
- RK808_DEVCTRL_REG,
- DEV_OFF_RST, DEV_OFF_RST);
- if (ret)
- dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
-}
-
-static void rk816_device_shutdown(void)
-{
- int ret;
- struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
-
- if (!rk808)
- return;
-
- ret = regmap_update_bits(rk808->regmap,
- RK816_DEV_CTRL_REG,
- DEV_OFF, DEV_OFF);
- if (ret)
- dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
-}
-
static void rk817_shutdown_prepare(void)
{
int ret;
struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
- /* close int when power off */
+ /* close rtc int when power off */
regmap_update_bits(rk808->regmap,
RK817_INT_STS_MSK_REG0,
- 0xff, 0xff);
- regmap_update_bits(rk808->regmap,
- RK817_INT_STS_MSK_REG1,
- 0xff, 0xff);
- regmap_update_bits(rk808->regmap,
- RK817_INT_STS_MSK_REG2,
- 0xff, 0xff);
+ (0x3 << 5), (0x3 << 5));
regmap_update_bits(rk808->regmap,
RK817_RTC_INT_REG,
(0x3 << 2), (0x0 << 2));
-
- dev_info(&rk808_i2c_client->dev, "disabled int when device shutdown!\n");
if (rk808->pins && rk808->pins->p && rk808->pins->power_off) {
ret = regmap_update_bits(rk808->regmap,
@@ -832,17 +747,34 @@
mdelay(2);
}
-static void rk818_device_shutdown(void)
+static void rk8xx_device_shutdown(void)
{
int ret;
+ unsigned int reg, bit;
struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
- if (!rk808)
+ switch (rk808->variant) {
+ case RK805_ID:
+ reg = RK805_DEV_CTRL_REG;
+ bit = DEV_OFF;
+ break;
+ case RK808_ID:
+ reg = RK808_DEVCTRL_REG,
+ bit = DEV_OFF_RST;
+ break;
+ case RK816_ID:
+ reg = RK816_DEV_CTRL_REG;
+ bit = DEV_OFF;
+ break;
+ case RK818_ID:
+ reg = RK818_DEVCTRL_REG;
+ bit = DEV_OFF;
+ break;
+ default:
return;
+ }
- ret = regmap_update_bits(rk808->regmap,
- RK818_DEVCTRL_REG,
- DEV_OFF, DEV_OFF);
+ ret = regmap_update_bits(rk808->regmap, reg, bit, bit);
if (ret)
dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
}
@@ -1205,6 +1137,7 @@
void (*of_property_prepare_fn)(struct rk808 *rk808,
struct device *dev) = NULL;
int (*pinctrl_init)(struct device *dev, struct rk808 *rk808) = NULL;
+ void (*device_shutdown_fn)(void) = NULL;
rk808 = devm_kzalloc(&client->dev, sizeof(*rk808), GFP_KERNEL);
if (!rk808)
@@ -1251,7 +1184,7 @@
suspend_reg_num = ARRAY_SIZE(rk805_suspend_reg);
resume_reg = rk805_resume_reg;
resume_reg_num = ARRAY_SIZE(rk805_resume_reg);
- rk808->pm_pwroff_fn = rk805_device_shutdown;
+ device_shutdown_fn = rk8xx_device_shutdown;
rk808->pm_pwroff_prep_fn = rk805_device_shutdown_prepare;
break;
case RK808_ID:
@@ -1261,7 +1194,7 @@
nr_pre_init_regs = ARRAY_SIZE(rk808_pre_init_reg);
cells = rk808s;
nr_cells = ARRAY_SIZE(rk808s);
- rk808->pm_pwroff_fn = rk808_device_shutdown;
+ device_shutdown_fn = rk8xx_device_shutdown;
break;
case RK816_ID:
rk808->regmap_cfg = &rk816_regmap_config;
@@ -1277,7 +1210,7 @@
suspend_reg_num = ARRAY_SIZE(rk816_suspend_reg);
resume_reg = rk816_resume_reg;
resume_reg_num = ARRAY_SIZE(rk816_resume_reg);
- rk808->pm_pwroff_fn = rk816_device_shutdown;
+ device_shutdown_fn = rk8xx_device_shutdown;
break;
case RK818_ID:
rk808->regmap_cfg = &rk818_regmap_config;
@@ -1292,7 +1225,7 @@
suspend_reg_num = ARRAY_SIZE(rk818_suspend_reg);
resume_reg = rk818_resume_reg;
resume_reg_num = ARRAY_SIZE(rk818_resume_reg);
- rk808->pm_pwroff_fn = rk818_device_shutdown;
+ device_shutdown_fn = rk8xx_device_shutdown;
break;
case RK809_ID:
case RK817_ID:
@@ -1402,10 +1335,10 @@
if (!pm_power_off_prepare)
pm_power_off_prepare = rk808->pm_pwroff_prep_fn;
- if (rk808->pm_pwroff_fn) {
+ if (device_shutdown_fn) {
register_syscore_ops(&rk808_syscore_ops);
/* power off system in the syscore shutdown ! */
- pm_shutdown = rk808->pm_pwroff_fn;
+ pm_shutdown = device_shutdown_fn;
}
}
@@ -1433,7 +1366,6 @@
struct rk808 *rk808 = i2c_get_clientdata(client);
regmap_del_irq_chip(client->irq, rk808->irq_data);
- mfd_remove_devices(&client->dev);
/**
* pm_power_off may points to a function from another module.
@@ -1474,6 +1406,12 @@
}
switch (rk808->variant) {
+ case RK805_ID:
+ ret = regmap_update_bits(rk808->regmap,
+ RK805_GPIO_IO_POL_REG,
+ SLP_SD_MSK,
+ SLEEP_FUN);
+ break;
case RK809_ID:
case RK817_ID:
if (rk808->pins && rk808->pins->p && rk808->pins->sleep) {
--
Gitblit v1.6.2