[DO NOT APPLY PATCH v7 05/10] pwm: rzg2l-gpt: Add support for output disable when both output low

From: Biju Das <biju.das.jz@bp.renesas.com>
To: Linus Walleij <linus.walleij@linaro.org>,
	Thierry Reding <thierry.reding@gmail.com>
Cc: "Biju Das" <biju.das.jz@bp.renesas.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Geert Uytterhoeven" <geert+renesas@glider.be>,
	"Magnus Damm" <magnus.damm@gmail.com>,
	linux-pwm@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	linux-gpio@vger.kernel.org,
	"Prabhakar Mahadev Lad" <prabhakar.mahadev-lad.rj@bp.renesas.com>
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	[thread overview]
Message-ID: <20230328101011.185594-6-biju.das.jz@bp.renesas.com> (raw)
In-Reply-To: <20230328101011.185594-1-biju.das.jz@bp.renesas.com>

This patch adds support for output disable request from gpt,
when same time output level is low.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
 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__ */
-- 
2.25.1

