linux-kernel - [PATCH 2/3] pinctrl: pinctrl-single: add ti,j7200-padconf compatible

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Message-Id: <20231128-j7200-pinctrl-s2r-v1-2-704e7dc24460@bootlin.com>
Date:   Tue, 28 Nov 2023 16:35:00 +0100
From:   Thomas Richard <thomas.richard@...tlin.com>
To:     Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Tony Lindgren <tony@...mide.com>,
        Haojian Zhuang <haojian.zhuang@...aro.org>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>
Cc:     linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-omap@...r.kernel.org, thomas.petazzoni@...tlin.com,
        gregory.clement@...tlin.com, theo.lebrun@...tlin.com,
        u-kumar1@...com, Thomas Richard <thomas.richard@...tlin.com>
Subject: [PATCH 2/3] pinctrl: pinctrl-single: add ti,j7200-padconf
 compatible

On j7200, during suspend to ram pinctrl contexts are lost. To save and
restore contexts during suspend/resume, the flag PCS_CONTEXT_LOSS_OFF
shall be set.

Signed-off-by: Thomas Richard <thomas.richard@...tlin.com>
---
 drivers/pinctrl/pinctrl-single.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 8267be769635..19cc0db771a5 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1955,6 +1955,10 @@ static const struct pcs_soc_data pinctrl_single_am654 = {
 	.irq_status_mask = (1 << 30),   /* WKUP_EVT */
 };
 
+static const struct pcs_soc_data pinctrl_single_j7200 = {
+	.flags = PCS_CONTEXT_LOSS_OFF,
+};
+
 static const struct pcs_soc_data pinctrl_single = {
 };
 
@@ -1969,6 +1973,7 @@ static const struct of_device_id pcs_of_match[] = {
 	{ .compatible = "ti,omap3-padconf", .data = &pinctrl_single_omap_wkup },
 	{ .compatible = "ti,omap4-padconf", .data = &pinctrl_single_omap_wkup },
 	{ .compatible = "ti,omap5-padconf", .data = &pinctrl_single_omap_wkup },
+	{ .compatible = "ti,j7200-padconf", .data = &pinctrl_single_j7200 },
 	{ .compatible = "pinctrl-single", .data = &pinctrl_single },
 	{ .compatible = "pinconf-single", .data = &pinconf_single },
 	{ },

-- 
2.39.2