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From: <Claudiu.Beznea@microchip.com>
To: thierry.reding@gmail.com, robh+dt@kernel.org,
	mark.rutland@arm.com, Nicolas.Ferre@microchip.com,
	alexandre.belloni@bootlin.com, Ludovic.Desroches@microchip.com
Cc: linux-arm-kernel@lists.infradead.org, linux-pwm@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Claudiu.Beznea@microchip.com
Subject: [PATCH 3/4] pwm: atmel: add support for SAM9X60's PWM controller
Date: Mon, 21 Jan 2019 12:30:57 +0000	[thread overview]
Message-ID: <1548073783-22640-4-git-send-email-claudiu.beznea@microchip.com> (raw)
In-Reply-To: <1548073783-22640-1-git-send-email-claudiu.beznea@microchip.com>

From: Claudiu Beznea <claudiu.beznea@microchip.com>

Add support for SAM9X60's PWM controller.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
---
 drivers/pwm/pwm-atmel.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/drivers/pwm/pwm-atmel.c b/drivers/pwm/pwm-atmel.c
index 44f4a1c9f60b..44a99ba60e11 100644
--- a/drivers/pwm/pwm-atmel.c
+++ b/drivers/pwm/pwm-atmel.c
@@ -315,6 +315,20 @@ static const struct atmel_pwm_data atmel_pwm_data_v2 = {
 	},
 };
 
+static const struct atmel_pwm_data atmel_pwm_data_v3 = {
+	.regs = {
+		.period		= PWMV1_CPRD,
+		.period_upd	= PWMV1_CUPD,
+		.duty		= PWMV1_CDTY,
+		.duty_upd	= PWMV1_CUPD,
+	},
+	.cfg = {
+		/* 32 bits to keep period and duty. */
+		.max_period	= PWM_MAXV2_PRD,
+		.max_pres	= PRD_MAXV1_PRES,
+	},
+};
+
 static const struct platform_device_id atmel_pwm_devtypes[] = {
 	{
 		.name = "at91sam9rl-pwm",
@@ -339,6 +353,9 @@ static const struct of_device_id atmel_pwm_dt_ids[] = {
 		.compatible = "atmel,sama5d2-pwm",
 		.data = &atmel_pwm_data_v2,
 	}, {
+		.compatible = "microchip,sam9x60-pwm",
+		.data = &atmel_pwm_data_v3,
+	}, {
 		/* sentinel */
 	},
 };
-- 
2.7.4

  parent reply	other threads:[~2019-01-21 12:30 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-21 12:30 [PATCH 0/4] add support for the new SAM9X60's PWM controller Claudiu.Beznea
2019-01-21 12:30 ` [PATCH 1/4] pwm: atmel: add struct atmel_pwm_data Claudiu.Beznea
2019-01-21 12:30 ` [PATCH 2/4] pwm: atmel: add support for controllers with 32 bit counters Claudiu.Beznea
2019-02-19  7:42   ` Uwe Kleine-König
2019-02-19  8:57     ` Claudiu.Beznea
2019-02-19  9:15       ` Uwe Kleine-König
2019-01-21 12:30 ` Claudiu.Beznea [this message]
2019-01-21 12:31 ` [PATCH 4/4] pwm: atmel: add PWM binding for SAM9X60 Claudiu.Beznea
2019-02-18 21:12   ` Rob Herring

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