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pinctrl: qcom: spmi-gpio: Fix the GPIO strength mapping

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The SPMI based PMICs have the HIGH and LOW GPIO output
strength mappings interchanged, fix them.

Keep the mapping same for older SSBI based PMICs.

CRs-Fixed: 2246473
Change-Id: I4ec78469c436b54642ee67108943c82fba46e1c4
Signed-off-by: Anirudh Ghayal <aghayal@codeaurora.org>
This commit is contained in:
Anirudh Ghayal 2018-05-22 19:10:14 +05:30
parent 982f5648ef
commit aed1318689
3 changed files with 11 additions and 6 deletions
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4
drivers/pinctrl/qcom/pinctrl-spmi-gpio.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2012-2014, 2016 The Linux Foundation. All rights reserved.
* Copyright (c) 2012-2014, 2016, 2018 The Linux Foundation. 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 and
@ -538,7 +538,7 @@ static int pmic_gpio_config_set(struct pinctrl_dev *pctldev, unsigned int pin,
pad->pullup = arg;
break;
case PMIC_GPIO_CONF_STRENGTH:
if (arg > PMIC_GPIO_STRENGTH_LOW)
if (arg > PMIC_GPIO_STRENGTH_HIGH)
return -EINVAL;
pad->strength = arg;
break;

4
drivers/pinctrl/qcom/pinctrl-ssbi-gpio.c
View file

@ -1,6 +1,6 @@
/*
* Copyright (c) 2015, Sony Mobile Communications AB.
* Copyright (c) 2013, The Linux Foundation. All rights reserved.
* Copyright (c) 2013, 2018 The Linux Foundation. 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 and
@ -379,7 +379,7 @@ static int pm8xxx_pin_config_set(struct pinctrl_dev *pctldev,
banks |= BIT(0);
break;
case PM8XXX_QCOM_DRIVE_STRENGH:
if (arg > PMIC_GPIO_STRENGTH_LOW) {
if (arg > PM8921_GPIO_STRENGTH_LOW) {
dev_err(pctrl->dev, "invalid drive strength\n");
return -EINVAL;
}

9
include/dt-bindings/pinctrl/qcom,pmic-gpio.h
View file

@ -11,9 +11,14 @@
#define PMIC_GPIO_PULL_UP_1P5_30 3
#define PMIC_GPIO_STRENGTH_NO 0
#define PMIC_GPIO_STRENGTH_HIGH 1
#define PMIC_GPIO_STRENGTH_LOW 1
#define PMIC_GPIO_STRENGTH_MED 2
#define PMIC_GPIO_STRENGTH_LOW 3
#define PMIC_GPIO_STRENGTH_HIGH 3
#define PM8921_GPIO_STRENGTH_NO 0
#define PM8921_GPIO_STRENGTH_HIGH 1
#define PM8921_GPIO_STRENGTH_MED 2
#define PM8921_GPIO_STRENGTH_LOW 3
/*
* Note: PM8018 GPIO3 and GPIO4 are supporting