From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 616923E123F; Wed, 20 May 2026 17:38:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779298694; cv=none; b=Om5CwShKXrFk4IlOryg7+WbzimK77sUEa+TSrPJV3rSXwduULqCjbfy95+aj5GpSdlfLTneefy0WuZiu1tKnDyQDhBo8DQL442ub84VDohUiq3g/L14O71qHocAzzcBCbOD2AT6Bj1NT/QPuTmYJcWqm3IGk2nGRpP6oIEutX8k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779298694; c=relaxed/simple; bh=QLa8pnxM3ayuVGkvBBGDbFCPKMtVBeLEjis8l7jzLA8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GKkB3v6HDtqhLwz6N/jgnL95xpv/70Dt0EhJ5kz3Gkh7z9NWMQYjudMAc2a5L91T6gGDdtrEYmiMvuIEUW6BbLnHAv0y/5M5wf5Lw1PO42rph99WfRVUGVNN8mguEdfB5uyJQnyxEHfMalAEm3QU6+AM8oBF8ywxebyXC18dg5Y= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=dn7Ekvl9; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="dn7Ekvl9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C7B7A1F000E9; Wed, 20 May 2026 17:38:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1779298693; bh=wsDI5K2HQsrHoDp8EVURSVJUqg/tJ8/4xkrhyJzc3fU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=dn7Ekvl9olBP+TKTGeCNRrnON+Ly6bULqGXT2Zi2BFwEfqfzz/I4GA58dSzsYYf49 Rl2dgTsA10enXiSOORuiC91OwXWnKpcybQaSc1ZWEpMP43XNncUuu5S1Hv2kjnhlFN f8wcXx7t7W9FTYb8+CcfRNreY8d+9S7p7dBfIqGw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Biju Das , Geert Uytterhoeven , Sasha Levin Subject: [PATCH 6.18 508/957] pinctrl: renesas: rzg2l: Fix save/restore of {IOLH,IEN,PUPD,SMT} registers Date: Wed, 20 May 2026 18:16:31 +0200 Message-ID: <20260520162145.553642133@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260520162134.554764788@linuxfoundation.org> References: <20260520162134.554764788@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Biju Das [ Upstream commit d9a60e367919752a1d398ebeba667f1e200fae1e ] The rzg2l_pinctrl_pm_setup_regs() handles save/restore of {IOLH,IEN,PUPD,SMT} registers during s2ram, but only for ports where all pins share the same pincfg. Extend the code to also support ports with variable pincfg per pin, so that {IOLH,IEN,PUPD,SMT} registers are correctly saved and restored for all pins. Fixes: 254203f9a94c ("pinctrl: renesas: rzg2l: Add suspend/resume support") Signed-off-by: Biju Das Reviewed-by: Geert Uytterhoeven Link: https://patch.msgid.link/20260326162459.101414-1-biju.das.jz@bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Sasha Levin --- drivers/pinctrl/renesas/pinctrl-rzg2l.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index c2711b2de374d..ca360185740a8 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -2997,6 +2997,13 @@ static void rzg2l_pinctrl_pm_setup_regs(struct rzg2l_pinctrl *pctrl, bool suspen off = RZG2L_PIN_CFG_TO_PORT_OFFSET(cfg); pincnt = hweight8(FIELD_GET(PIN_CFG_PIN_MAP_MASK, cfg)); + if (cfg & RZG2L_VARIABLE_CFG) { + unsigned int pin = port * RZG2L_PINS_PER_PORT; + + for (unsigned int i = 0; i < RZG2L_PINS_PER_PORT; i++) + cfg |= *(u64 *)pctrl->desc.pins[pin + i].drv_data; + } + caps = FIELD_GET(PIN_CFG_MASK, cfg); has_iolh = !!(caps & (PIN_CFG_IOLH_A | PIN_CFG_IOLH_B | PIN_CFG_IOLH_C)); has_ien = !!(caps & PIN_CFG_IEN); -- 2.53.0