linux-kernel - [PATCH v2 08/13] tty: serial: atmel: Define GCLK as USART baudrate source clock

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Date:   Tue, 6 Sep 2022 16:55:07 +0300
From:   Sergiu Moga <sergiu.moga@...rochip.com>
To:     <lee@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <claudiu.beznea@...rochip.com>,
        <richard.genoud@...il.com>, <radu_nicolae.pirea@....ro>,
        <gregkh@...uxfoundation.org>, <broonie@...nel.org>,
        <mturquette@...libre.com>, <sboyd@...nel.org>,
        <jirislaby@...nel.org>, <admin@...iphile.com>,
        <sergiu.moga@...rochip.com>, <kavyasree.kotagiri@...rochip.com>,
        <tudor.ambarus@...rochip.com>
CC:     <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-spi@...r.kernel.org>,
        <linux-serial@...r.kernel.org>, <linux-clk@...r.kernel.org>
Subject: [PATCH v2 08/13] tty: serial: atmel: Define GCLK as USART baudrate source clock

Define the bit that represents the choice of having GCLK as a baudrate
source clock inside the USCLKS bitmask of the Mode Register of
USART IP's.

Signed-off-by: Sergiu Moga <sergiu.moga@...rochip.com>
---


v1 -> v2:
- Nothing, this patch was not here before



 drivers/tty/serial/atmel_serial.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/atmel_serial.h b/drivers/tty/serial/atmel_serial.h
index 0d8a0f9cc5c3..70d0611e56fd 100644
--- a/drivers/tty/serial/atmel_serial.h
+++ b/drivers/tty/serial/atmel_serial.h
@@ -49,6 +49,7 @@
 #define	ATMEL_US_USCLKS		GENMASK(5, 4)	/* Clock Selection */
 #define		ATMEL_US_USCLKS_MCK		(0 <<  4)
 #define		ATMEL_US_USCLKS_MCK_DIV8	(1 <<  4)
+#define		ATMEL_US_USCLKS_GCLK		(2 <<  4)
 #define		ATMEL_US_USCLKS_SCK		(3 <<  4)
 #define	ATMEL_US_CHRL		GENMASK(7, 6)	/* Character Length */
 #define		ATMEL_US_CHRL_5			(0 <<  6)
-- 
2.25.1