From patchwork Tue Mar 28 10:10:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 668383 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 683D7C77B6E for ; Tue, 28 Mar 2023 10:11:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233056AbjC1KLQ (ORCPT ); Tue, 28 Mar 2023 06:11:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40994 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233060AbjC1KLD (ORCPT ); Tue, 28 Mar 2023 06:11:03 -0400 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E3EFD76B4; Tue, 28 Mar 2023 03:10:42 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.98,297,1673881200"; d="scan'208";a="157440675" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 28 Mar 2023 19:10:35 +0900 Received: from localhost.localdomain (unknown [10.226.92.2]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 8DC6A40078D3; Tue, 28 Mar 2023 19:10:32 +0900 (JST) From: Biju Das To: Linus Walleij , Thierry Reding Cc: Biju Das , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Geert Uytterhoeven , Magnus Damm , linux-pwm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-gpio@vger.kernel.org, Prabhakar Mahadev Lad Subject: [DO NOT APPLY PATCH v7 05/10] pwm: rzg2l-gpt: Add support for output disable when both output low Date: Tue, 28 Mar 2023 11:10:06 +0100 Message-Id: <20230328101011.185594-6-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230328101011.185594-1-biju.das.jz@bp.renesas.com> References: <20230328101011.185594-1-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org This patch adds support for output disable request from gpt, when same time output level is low. Signed-off-by: Biju Das --- drivers/pwm/pwm-rzg2l-gpt.c | 9 +++++++++ include/linux/pwm/rzg2l-gpt.h | 6 ++++++ 2 files changed, 15 insertions(+) diff --git a/drivers/pwm/pwm-rzg2l-gpt.c b/drivers/pwm/pwm-rzg2l-gpt.c index 2f138e95f752..2291cc3cff39 100644 --- a/drivers/pwm/pwm-rzg2l-gpt.c +++ b/drivers/pwm/pwm-rzg2l-gpt.c @@ -75,6 +75,7 @@ #define RZG2L_GTINTAD_GRP_MASK GENMASK(25, 24) #define RZG2L_GTINTAD_OUTPUT_DISABLE_SAME_LEVEL_HIGH BIT(29) +#define RZG2L_GTINTAD_OUTPUT_DISABLE_SAME_LEVEL_LOW BIT(30) #define RZG2L_GTST_OABHF BIT(29) #define RZG2L_GTST_OABLF BIT(30) @@ -542,6 +543,14 @@ int rzg2l_gpt_poeg_disable_req_both_high(void *dev, u8 grp, bool on) } EXPORT_SYMBOL_GPL(rzg2l_gpt_poeg_disable_req_both_high); +int rzg2l_gpt_poeg_disable_req_both_low(void *dev, u8 grp, bool on) +{ + int id = RZG2L_GTINTAD_OUTPUT_DISABLE_SAME_LEVEL_LOW; + + return rzg2l_gpt_poeg_disable_req_endisable(dev, grp, id, on); +} +EXPORT_SYMBOL_GPL(rzg2l_gpt_poeg_disable_req_both_low); + static void rzg2l_gpt_reset_assert_pm_disable(void *data) { struct rzg2l_gpt_chip *rzg2l_gpt = data; diff --git a/include/linux/pwm/rzg2l-gpt.h b/include/linux/pwm/rzg2l-gpt.h index 0fc13ab57420..592bc2900c9e 100644 --- a/include/linux/pwm/rzg2l-gpt.h +++ b/include/linux/pwm/rzg2l-gpt.h @@ -7,6 +7,7 @@ u32 rzg2l_gpt_poeg_disable_req_irq_status(void *dev, u8 grp); int rzg2l_gpt_poeg_disable_req_clr(void *gpt_device, u8 grp); int rzg2l_gpt_pin_reenable(void *gpt_device, u8 grp); int rzg2l_gpt_poeg_disable_req_both_high(void *gpt_device, u8 grp, bool on); +int rzg2l_gpt_poeg_disable_req_both_low(void *gpt_device, u8 grp, bool on); #else static inline u32 rzg2l_gpt_poeg_disable_req_irq_status(void *dev, u8 grp) { @@ -27,6 +28,11 @@ static inline int rzg2l_gpt_poeg_disable_req_both_high(void *gpt_device, u8 grp, { return -ENODEV; } + +static inline int rzg2l_gpt_poeg_disable_req_both_low(void *gpt_device, u8 grp, bool on) +{ + return -ENODEV; +} #endif #endif /* __LINUX_PWM_RZG2L_GPT_H__ */