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Message-Id: <20230612092355.87937-16-brgl@bgdev.pl>
Date: Mon, 12 Jun 2023 11:23:44 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Vinod Koul <vkoul@...nel.org>,
	Bhupesh Sharma <bhupesh.sharma@...aro.org>,
	Andy Gross <agross@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Giuseppe Cavallaro <peppe.cavallaro@...com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>
Cc: netdev@...r.kernel.org,
	linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-phy@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-stm32@...md-mailman.stormreply.com,
	Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH 15/26] net: stmmac: dwmac-qcom-ethqos: add support for the optional phy-supply

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>

On sa8775p-ride we need to enable the power supply for the external PHY.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index 2f6b9b419601..21f329d2f7eb 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -8,6 +8,7 @@
 #include <linux/phy.h>
 #include <linux/phy/phy.h>
 #include <linux/property.h>
+#include <linux/regulator/consumer.h>
 
 #include "stmmac.h"
 #include "stmmac_platform.h"
@@ -692,6 +693,10 @@ static int qcom_ethqos_probe(struct platform_device *pdev)
 	if (ret)
 		goto out_config_dt;
 
+	ret = devm_regulator_get_enable_optional(dev, "phy");
+	if (ret < 0 && ret != -ENODEV)
+		goto out_config_dt;
+
 	ethqos->serdes_phy = devm_phy_optional_get(dev, "serdes");
 	if (IS_ERR(ethqos->serdes_phy)) {
 		ret = PTR_ERR(ethqos->serdes_phy);
-- 
2.39.2


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