From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/drivers/pinctrl/pinconf-generic.c | 18 +++++++++++-------
1 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/kernel/drivers/pinctrl/pinconf-generic.c b/kernel/drivers/pinctrl/pinconf-generic.c
index c9ce573..762abb0 100644
--- a/kernel/drivers/pinctrl/pinconf-generic.c
+++ b/kernel/drivers/pinctrl/pinconf-generic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Core driver for the generic pin config portions of the pin control subsystem
*
@@ -5,8 +6,6 @@
* Written on behalf of Linaro for ST-Ericsson
*
* Author: Linus Walleij <linus.walleij@linaro.org>
- *
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) "generic pinconfig core: " fmt
@@ -31,14 +30,15 @@
PCONFDUMP(PIN_CONFIG_BIAS_BUS_HOLD, "input bias bus hold", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_DISABLE, "input bias disabled", NULL, false),
PCONFDUMP(PIN_CONFIG_BIAS_HIGH_IMPEDANCE, "input bias high impedance", NULL, false),
- PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", NULL, false),
+ PCONFDUMP(PIN_CONFIG_BIAS_PULL_DOWN, "input bias pull down", "ohms", true),
PCONFDUMP(PIN_CONFIG_BIAS_PULL_PIN_DEFAULT,
- "input bias pull to pin specific state", NULL, false),
- PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", NULL, false),
+ "input bias pull to pin specific state", "ohms", true),
+ PCONFDUMP(PIN_CONFIG_BIAS_PULL_UP, "input bias pull up", "ohms", true),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_DRAIN, "output drive open drain", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_OPEN_SOURCE, "output drive open source", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_PUSH_PULL, "output drive push pull", NULL, false),
PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH, "output drive strength", "mA", true),
+ PCONFDUMP(PIN_CONFIG_DRIVE_STRENGTH_UA, "output drive strength", "uA", true),
PCONFDUMP(PIN_CONFIG_INPUT_DEBOUNCE, "input debounce", "usec", true),
PCONFDUMP(PIN_CONFIG_INPUT_ENABLE, "input enabled", NULL, false),
PCONFDUMP(PIN_CONFIG_INPUT_SCHMITT, "input schmitt trigger", NULL, false),
@@ -167,6 +167,7 @@
{ "drive-open-source", PIN_CONFIG_DRIVE_OPEN_SOURCE, 0 },
{ "drive-push-pull", PIN_CONFIG_DRIVE_PUSH_PULL, 0 },
{ "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, 0 },
+ { "drive-strength-microamp", PIN_CONFIG_DRIVE_STRENGTH_UA, 0 },
{ "input-debounce", PIN_CONFIG_INPUT_DEBOUNCE, 0 },
{ "input-disable", PIN_CONFIG_INPUT_ENABLE, 0 },
{ "input-enable", PIN_CONFIG_INPUT_ENABLE, 1 },
@@ -230,9 +231,10 @@
* pinconf_generic_parse_dt_config()
* parse the config properties into generic pinconfig values.
* @np: node containing the pinconfig properties
+ * @pctldev: pincontrol device
* @configs: array with nconfigs entries containing the generic pinconf values
* must be freed when no longer necessary.
- * @nconfigs: umber of configurations
+ * @nconfigs: number of configurations
*/
int pinconf_generic_parse_dt_config(struct device_node *np,
struct pinctrl_dev *pctldev,
@@ -391,8 +393,10 @@
for_each_available_child_of_node(np_config, np) {
ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map,
&reserved_maps, num_maps, type);
- if (ret < 0)
+ if (ret < 0) {
+ of_node_put(np);
goto exit;
+ }
}
return 0;
--
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