linux-kernel - [PATCH v3 5/5] hwrng: imx-rngc: enable driver for i.MX6

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Message-Id: <20200714123920.23711-6-horia.geanta@nxp.com>
Date:   Tue, 14 Jul 2020 15:39:20 +0300
From:   Horia Geantă <horia.geanta@....com>
To:     Rob Herring <robh+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Matt Mackall <mpm@...enic.com>,
        Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Martin Kaiser <martin@...ser.cx>,
        Marco Felsch <m.felsch@...gutronix.de>,
        Franck Lenormand <franck.lenormand@....com>,
        Iuliana Prodan <iuliana.prodan@....com>,
        Silvano Di Ninno <silvano.dininno@....com>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 5/5] hwrng: imx-rngc: enable driver for i.MX6

i.MX6 SL, SLL, ULL, ULZ SoCs have an RNGB block.

Since imx-rngc driver supports also rngb,
let's enable it for these SoCs too.

Signed-off-by: Horia Geantă <horia.geanta@....com>
Reviewed-by: Martin Kaiser <martin@...ser.cx>
Reviewed-by: Marco Felsch <m.felsch@...gutronix.de>
---
 drivers/char/hw_random/Kconfig    | 2 +-
 drivers/char/hw_random/imx-rngc.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig
index 8478eb757f3c..98f95a09ce55 100644
--- a/drivers/char/hw_random/Kconfig
+++ b/drivers/char/hw_random/Kconfig
@@ -255,7 +255,7 @@ config HW_RANDOM_MXC_RNGA
 config HW_RANDOM_IMX_RNGC
 	tristate "Freescale i.MX RNGC Random Number Generator"
 	depends on HAS_IOMEM && HAVE_CLK
-	depends on SOC_IMX25 || COMPILE_TEST
+	depends on SOC_IMX25 || SOC_IMX6SL || SOC_IMX6SLL || SOC_IMX6UL || COMPILE_TEST
 	default HW_RANDOM
 	help
 	  This driver provides kernel-side support for the Random Number
diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c
index 9c47e431ce90..84576d2fbf8c 100644
--- a/drivers/char/hw_random/imx-rngc.c
+++ b/drivers/char/hw_random/imx-rngc.c
@@ -350,6 +350,9 @@ static SIMPLE_DEV_PM_OPS(imx_rngc_pm_ops, imx_rngc_suspend, imx_rngc_resume);
 
 static const struct of_device_id imx_rngc_dt_ids[] = {
 	{ .compatible = "fsl,imx25-rngb", .data = NULL, },
+	{ .compatible = "fsl,imx6sl-rngb", .data = NULL, },
+	{ .compatible = "fsl,imx6sll-rngb", .data = NULL, },
+	{ .compatible = "fsl,imx6ull-rngb", .data = NULL, },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, imx_rngc_dt_ids);
-- 
2.17.1