linux-kernel - [RFC PATCH 5/6] crypto: sa2ul: turn on PKA engine

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Date:   Mon, 8 Aug 2022 14:12:54 -0500
From:   Daniel Parks <danielrparks@...com>
To:     Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Nishanth Menon <nm@...com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>
CC:     <linux-crypto@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [RFC PATCH 5/6] crypto: sa2ul: turn on PKA engine

The SA2UL driver is responsible for enabling power to its subdevices
before enumerating them. In order to enable the PKA driver, we need to
turn on the power to it here.

Signed-off-by: Daniel Parks <danielrparks@...com>
---
 drivers/crypto/sa2ul.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/sa2ul.c b/drivers/crypto/sa2ul.c
index 6957a125b447..f3dfb3e7eea7 100644
--- a/drivers/crypto/sa2ul.c
+++ b/drivers/crypto/sa2ul.c
@@ -2428,9 +2428,9 @@ static int sa_ul_probe(struct platform_device *pdev)
 
 	if (!dev_data->match_data->skip_engine_control) {
 		u32 val = SA_EEC_ENCSS_EN | SA_EEC_AUTHSS_EN | SA_EEC_CTXCACH_EN |
 			  SA_EEC_CPPI_PORT_IN_EN | SA_EEC_CPPI_PORT_OUT_EN |
-			  SA_EEC_TRNG_EN;
+			  SA_EEC_TRNG_EN | SA_EEC_PKA_EN;
 
 		writel_relaxed(val, saul_base + SA_ENGINE_ENABLE_CONTROL);
 	}
 
-- 
2.17.1