linux-kernel - [RESEND 3/3] i2c: at91: add advanced digital filtering support for SAMA5D4

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Message-ID: <20220614101347.16910-4-codrin.ciubotariu@microchip.com>
Date:   Tue, 14 Jun 2022 13:13:47 +0300
From:   Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>
To:     <linux-i2c@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <nicolas.ferre@...rochip.com>, <alexandre.belloni@...tlin.com>,
        <ludovic.desroches@...rochip.com>, <andrew@...people.com>,
        <mhoffman@...htlink.com>, <khali@...ux-fr.org>, <wsa@...nel.org>,
        <peda@...ntia.se>,
        Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>
Subject: [RESEND 3/3] i2c: at91: add advanced digital filtering support for SAMA5D4

I2C/TWI IP variant found in SAMA5D4 supports advanced digital filtering,
even though, at the time of this patch, it is not present in Datasheet.

Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>
---
 drivers/i2c/busses/i2c-at91-core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/i2c/busses/i2c-at91-core.c b/drivers/i2c/busses/i2c-at91-core.c
index 2df9df585131..7549a75a98ef 100644
--- a/drivers/i2c/busses/i2c-at91-core.c
+++ b/drivers/i2c/busses/i2c-at91-core.c
@@ -120,6 +120,7 @@ static struct at91_twi_pdata sama5d4_config = {
 	.clk_offset = 4,
 	.has_hold_field = true,
 	.has_dig_filtr = true,
+	.has_adv_dig_filtr = true,
 };
 
 static struct at91_twi_pdata sama5d2_config = {
-- 
2.34.1