linux-kernel - [RFC 08/11] soc: realtek: chip: Detect RTD1293

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Date:   Sun,  3 Nov 2019 02:36:42 +0100
From:   Andreas Färber <afaerber@...e.de>
To:     linux-realtek-soc@...ts.infradead.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Andreas Färber <afaerber@...e.de>
Subject: [RFC 08/11] soc: realtek: chip: Detect RTD1293

Logic self-determined by comparing DS418j and DS418 registers.

Signed-off-by: Andreas Färber <afaerber@...e.de>
---
 drivers/soc/realtek/chip.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/soc/realtek/chip.c b/drivers/soc/realtek/chip.c
index ba653c097644..f4b26fb048c7 100644
--- a/drivers/soc/realtek/chip.c
+++ b/drivers/soc/realtek/chip.c
@@ -59,6 +59,8 @@ static const char *rtd1295_name(struct device *dev, const struct rtd_soc *s)
 		u32 chipinfo1 = readl_relaxed(base);
 		iounmap(base);
 		if (chipinfo1 & BIT(11)) {
+			if (chipinfo1 & BIT(4))
+				return "RTD1293";
 			return "RTD1296";
 		}
 	}
-- 
2.16.4