linux-kernel - [PATCH v2 1/2 net-next] net: stmmac: Add support for SM8150

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Date:   Wed,  2 Mar 2022 16:09:49 +0530
From:   Bhupesh Sharma <bhupesh.sharma@...aro.org>
To:     netdev@...r.kernel.org
Cc:     bhupesh.sharma@...aro.org, bhupesh.linux@...il.com,
        vkoul@...nel.org, linux-kernel@...r.kernel.org,
        davem@...emloft.net, linux-arm-msm@...r.kernel.org,
        bjorn.andersson@...aro.org
Subject: [PATCH v2 1/2 net-next] net: stmmac: Add support for SM8150

From: Vinod Koul <vkoul@...nel.org>

This adds compatible, POR config & driver data for ethernet controller
found in SM8150 SoC.

Cc: David S. Miller <davem@...emloft.net>
Signed-off-by: Vinod Koul <vkoul@...nel.org>
[bhsharma: Massage the commit log and other cosmetic changes]
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@...aro.org>
---
 .../ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c   | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
index 2ffa0a11eea5..8cdba9d521ec 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
@@ -183,6 +183,20 @@ static const struct ethqos_emac_driver_data emac_v2_3_0_data = {
 	.num_por = ARRAY_SIZE(emac_v2_3_0_por),
 };
 
+static const struct ethqos_emac_por emac_v2_1_0_por[] = {
+	{ .offset = RGMII_IO_MACRO_CONFIG,	.value = 0x40C01343 },
+	{ .offset = SDCC_HC_REG_DLL_CONFIG,	.value = 0x2004642C },
+	{ .offset = SDCC_HC_REG_DDR_CONFIG,	.value = 0x00000000 },
+	{ .offset = SDCC_HC_REG_DLL_CONFIG2,	.value = 0x00200000 },
+	{ .offset = SDCC_USR_CTL,		.value = 0x00010800 },
+	{ .offset = RGMII_IO_MACRO_CONFIG2,	.value = 0x00002060 },
+};
+
+static const struct ethqos_emac_driver_data emac_v2_1_0_data = {
+	.por = emac_v2_1_0_por,
+	.num_por = ARRAY_SIZE(emac_v2_1_0_por),
+};
+
 static int ethqos_dll_configure(struct qcom_ethqos *ethqos)
 {
 	unsigned int val;
@@ -558,6 +572,7 @@ static int qcom_ethqos_remove(struct platform_device *pdev)
 
 static const struct of_device_id qcom_ethqos_match[] = {
 	{ .compatible = "qcom,qcs404-ethqos", .data = &emac_v2_3_0_data},
+	{ .compatible = "qcom,sm8150-ethqos", .data = &emac_v2_1_0_data},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, qcom_ethqos_match);
-- 
2.35.1