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 09/10] pinctrl: renesas: rzg2l-poeg: output-disable request by external pin
Date: Tue, 28 Mar 2023 11:10:10 +0100 [thread overview]
Message-ID: <20230328101011.185594-10-biju.das.jz@bp.renesas.com> (raw)
In-Reply-To: <20230328101011.185594-1-biju.das.jz@bp.renesas.com>
Add support for output-disable request by external pin.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
drivers/pinctrl/renesas/poeg/rzg2l-poeg.c | 9 +++++++++
include/linux/pinctrl/rzg2l-poeg.h | 2 ++
2 files changed, 11 insertions(+)
diff --git a/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c b/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
index 7576f756af3c..5d93a0be33f3 100644
--- a/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
+++ b/drivers/pinctrl/renesas/poeg/rzg2l-poeg.c
@@ -15,13 +15,16 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/pwm/rzg2l-gpt.h>
+#include <linux/pinctrl/rzg2l-poeg.h>
#include <linux/poll.h>
#include <linux/reset.h>
#include <linux/wait.h>
#define POEGG_IOCE BIT(5)
+#define POEGG_PIDE BIT(4)
#define POEGG_SSF BIT(3)
#define POEGG_IOCF BIT(1)
+#define POEGG_PIDF BIT(0)
#define RZG2L_POEG_MAX_INDEX 3
@@ -113,6 +116,9 @@ static irqreturn_t rzg2l_poeg_irq(int irq, void *ptr)
if (val & POEGG_IOCF)
val &= ~POEGG_IOCF;
+ if (val & POEGG_PIDF)
+ val &= ~POEGG_PIDF;
+
rzg2l_poeg_write(chip, val);
return IRQ_HANDLED;
@@ -378,6 +384,9 @@ static int rzg2l_poeg_probe(struct platform_device *pdev)
assign_bit(RZG2L_GPT_OABLF, chip->gpt_irq, true);
assign_bit(RZG2L_GPT_DTEF, chip->gpt_irq, true);
break;
+ case POEG_EXT_PIN_CTRL:
+ rzg2l_poeg_write(chip, POEGG_PIDE);
+ break;
default:
ret = -EINVAL;
goto err_pm;
diff --git a/include/linux/pinctrl/rzg2l-poeg.h b/include/linux/pinctrl/rzg2l-poeg.h
index 5441de7f3751..359849fea6a0 100644
--- a/include/linux/pinctrl/rzg2l-poeg.h
+++ b/include/linux/pinctrl/rzg2l-poeg.h
@@ -7,11 +7,13 @@
#define RZG2L_GPT_DTEF 0
#define RZG2L_GPT_OABHF 1
#define RZG2L_GPT_OABLF 2
+#define RZG2L_POEG_EXT_PIN_CTRL 3
#define RZG2L_POEG_USR_CTRL_ENABLE_CMD 0
#define RZG2L_POEG_USR_CTRL_DISABLE_CMD 1
#define RZG2L_POEG_GPT_CFG_IRQ_CMD 2
#define RZG2L_POEG_GPT_FAULT_CLR_CMD 3
+#define RZG2L_POEG_EXT_PIN_CTRL_FAULT_CLR_CMD 4
struct poeg_event {
__u32 gpt_disable_irq_status;
--
2.25.1
next prev parent reply other threads:[~2023-03-28 10:11 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-28 10:10 [PATCH v7 00/10] Add RZ/G2L POEG support Biju Das
2023-03-28 10:10 ` [PATCH v7 01/10] dt-bindings: pinctrl: rzg2l-poeg: Document renesas,poeg-config property Biju Das
2023-03-31 9:48 ` Linus Walleij
2023-03-31 12:11 ` Geert Uytterhoeven
2023-04-03 20:39 ` Rob Herring
2023-03-28 10:10 ` [PATCH v7 02/10] drivers: pinctrl: renesas: Add RZ/G2L POEG driver support Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 03/10] pwm: rzg2l-gpt: Add support for output disable request from gpt Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 04/10] pinctrl: renesas: rzg2l-poeg: Add support for GPT Output-Disable Request Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 05/10] pwm: rzg2l-gpt: Add support for output disable when both output low Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 06/10] pinctrl: renesas: rzg2l-poeg: output-disable request from GPT when both outputs are low Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 07/10] pwm: rzg2l-gpt: Add support for output disable on dead time error Biju Das
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 08/10] pinctrl: renesas: rzg2l-poeg: output-disable request from GPT " Biju Das
2023-03-28 10:10 ` Biju Das [this message]
2023-03-28 10:10 ` [DO NOT APPLY PATCH v7 10/10] tools/poeg: Add test app for poeg Biju Das
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