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driver: pinctrl: Add reserved GPIOs for Yupik

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Certain GPIOs are reserved for secure world and cannot be accessed by HLOS.
Supply "reserved_gpios" to msm_pinctrl to mark these pins as invalid.

Change-Id: I7ff8444af2819a68c60e66bd4e4e9f5ecf4990fa
Signed-off-by: Naina Mehta <nainmeht@codeaurora.org>
This commit is contained in:
Naina Mehta 2021-01-06 14:25:05 +05:30 • committed by Gerrit - the friendly Code Review server
commit 67d881e295
1 changed files with 6 additions and 1 deletions
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7
drivers/pinctrl/qcom/pinctrl-yupik.c
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
*/
#include <linux/module.h>
@ -1806,6 +1806,10 @@ static const struct msm_pingroup yupik_groups[] = {
[181] = SDC_QDSD_PINGROUP(sdc2_cmd, 0x1b4000, 11, 3),
[182] = SDC_QDSD_PINGROUP(sdc2_data, 0x1b4000, 9, 0),
};
static const int yupik_reserved_gpios[] = {
32, 33, 48, 49, 50, 51, -1
};
static struct pinctrl_qup yupik_qup_regs[] = {
QUP_I3C(0, QUP_I3C_0_MODE_OFFSET),
QUP_I3C(1, QUP_I3C_1_MODE_OFFSET),
@ -1842,6 +1846,7 @@ static const struct msm_pinctrl_soc_data yupik_pinctrl = {
.nfunctions = ARRAY_SIZE(yupik_functions),
.groups = yupik_groups,
.ngroups = ARRAY_SIZE(yupik_groups),
.reserved_gpios = yupik_reserved_gpios,
.ngpios = 176,
.qup_regs = yupik_qup_regs,
.nqup_regs = ARRAY_SIZE(yupik_qup_regs),