| Message ID | 20230113033347.264135-2-xiaoning.wang@nxp.com |
|---|---|
| State | Accepted |
| Commit | e5bf35ca4547e50e7ee2bc0d2a86bd1ccb53eead |
| Headers | show |
| Series | [V2,1/7] net: stmmac: add imx93 platform support | expand |
On 1/13/2023 11:33 AM, Clark Wang wrote: > Add imx93 platform support for dwmac-imx driver. > > Signed-off-by: Clark Wang <xiaoning.wang@nxp.com> Reviewed-by: Peng Fan <peng.fan@nxp.com> > --- > V2 change: > - change pr_debug() to dev_dbg() > --- > .../net/ethernet/stmicro/stmmac/dwmac-imx.c | 55 +++++++++++++++++-- > 1 file changed, 50 insertions(+), 5 deletions(-) > > diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > index bd52fb7cf486..a7ea69d81c11 100644 > --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c > @@ -31,6 +31,12 @@ > #define GPR_ENET_QOS_CLK_TX_CLK_SEL (0x1 << 20) > #define GPR_ENET_QOS_RGMII_EN (0x1 << 21) > > +#define MX93_GPR_ENET_QOS_INTF_MODE_MASK GENMASK(3, 0) > +#define MX93_GPR_ENET_QOS_INTF_SEL_MII (0x0 << 1) > +#define MX93_GPR_ENET_QOS_INTF_SEL_RMII (0x4 << 1) > +#define MX93_GPR_ENET_QOS_INTF_SEL_RGMII (0x1 << 1) > +#define MX93_GPR_ENET_QOS_CLK_GEN_EN (0x1 << 0) > + > struct imx_dwmac_ops { > u32 addr_width; > bool mac_rgmii_txclk_auto_adj; > @@ -90,6 +96,35 @@ imx8dxl_set_intf_mode(struct plat_stmmacenet_data *plat_dat) > return ret; > } > > +static int imx93_set_intf_mode(struct plat_stmmacenet_data *plat_dat) > +{ > + struct imx_priv_data *dwmac = plat_dat->bsp_priv; > + int val; > + > + switch (plat_dat->interface) { > + case PHY_INTERFACE_MODE_MII: > + val = MX93_GPR_ENET_QOS_INTF_SEL_MII; > + break; > + case PHY_INTERFACE_MODE_RMII: > + val = MX93_GPR_ENET_QOS_INTF_SEL_RMII; > + break; > + case PHY_INTERFACE_MODE_RGMII: > + case PHY_INTERFACE_MODE_RGMII_ID: > + case PHY_INTERFACE_MODE_RGMII_RXID: > + case PHY_INTERFACE_MODE_RGMII_TXID: > + val = MX93_GPR_ENET_QOS_INTF_SEL_RGMII; > + break; > + default: > + dev_dbg(dwmac->dev, "imx dwmac doesn't support %d interface\n", > + plat_dat->interface); > + return -EINVAL; > + } > + > + val |= MX93_GPR_ENET_QOS_CLK_GEN_EN; > + return regmap_update_bits(dwmac->intf_regmap, dwmac->intf_reg_off, > + MX93_GPR_ENET_QOS_INTF_MODE_MASK, val); > +}; > + > static int imx_dwmac_clks_config(void *priv, bool enabled) > { > struct imx_priv_data *dwmac = priv; > @@ -188,7 +223,9 @@ imx_dwmac_parse_dt(struct imx_priv_data *dwmac, struct device *dev) > } > > dwmac->clk_mem = NULL; > - if (of_machine_is_compatible("fsl,imx8dxl")) { > + > + if (of_machine_is_compatible("fsl,imx8dxl") || > + of_machine_is_compatible("fsl,imx93")) { > dwmac->clk_mem = devm_clk_get(dev, "mem"); > if (IS_ERR(dwmac->clk_mem)) { > dev_err(dev, "failed to get mem clock\n"); > @@ -196,10 +233,11 @@ imx_dwmac_parse_dt(struct imx_priv_data *dwmac, struct device *dev) > } > } > > - if (of_machine_is_compatible("fsl,imx8mp")) { > - /* Binding doc describes the property: > - is required by i.MX8MP. > - is optional for i.MX8DXL. > + if (of_machine_is_compatible("fsl,imx8mp") || > + of_machine_is_compatible("fsl,imx93")) { > + /* Binding doc describes the propety: > + * is required by i.MX8MP, i.MX93. > + * is optinoal for i.MX8DXL. > */ > dwmac->intf_regmap = syscon_regmap_lookup_by_phandle(np, "intf_mode"); > if (IS_ERR(dwmac->intf_regmap)) > @@ -296,9 +334,16 @@ static struct imx_dwmac_ops imx8dxl_dwmac_data = { > .set_intf_mode = imx8dxl_set_intf_mode, > }; > > +static struct imx_dwmac_ops imx93_dwmac_data = { > + .addr_width = 32, > + .mac_rgmii_txclk_auto_adj = true, > + .set_intf_mode = imx93_set_intf_mode, > +}; > + > static const struct of_device_id imx_dwmac_match[] = { > { .compatible = "nxp,imx8mp-dwmac-eqos", .data = &imx8mp_dwmac_data }, > { .compatible = "nxp,imx8dxl-dwmac-eqos", .data = &imx8dxl_dwmac_data }, > + { .compatible = "nxp,imx93-dwmac-eqos", .data = &imx93_dwmac_data }, > { } > }; > MODULE_DEVICE_TABLE(of, imx_dwmac_match);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c index bd52fb7cf486..a7ea69d81c11 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c @@ -31,6 +31,12 @@ #define GPR_ENET_QOS_CLK_TX_CLK_SEL (0x1 << 20) #define GPR_ENET_QOS_RGMII_EN (0x1 << 21) +#define MX93_GPR_ENET_QOS_INTF_MODE_MASK GENMASK(3, 0) +#define MX93_GPR_ENET_QOS_INTF_SEL_MII (0x0 << 1) +#define MX93_GPR_ENET_QOS_INTF_SEL_RMII (0x4 << 1) +#define MX93_GPR_ENET_QOS_INTF_SEL_RGMII (0x1 << 1) +#define MX93_GPR_ENET_QOS_CLK_GEN_EN (0x1 << 0) + struct imx_dwmac_ops { u32 addr_width; bool mac_rgmii_txclk_auto_adj; @@ -90,6 +96,35 @@ imx8dxl_set_intf_mode(struct plat_stmmacenet_data *plat_dat) return ret; } +static int imx93_set_intf_mode(struct plat_stmmacenet_data *plat_dat) +{ + struct imx_priv_data *dwmac = plat_dat->bsp_priv; + int val; + + switch (plat_dat->interface) { + case PHY_INTERFACE_MODE_MII: + val = MX93_GPR_ENET_QOS_INTF_SEL_MII; + break; + case PHY_INTERFACE_MODE_RMII: + val = MX93_GPR_ENET_QOS_INTF_SEL_RMII; + break; + case PHY_INTERFACE_MODE_RGMII: + case PHY_INTERFACE_MODE_RGMII_ID: + case PHY_INTERFACE_MODE_RGMII_RXID: + case PHY_INTERFACE_MODE_RGMII_TXID: + val = MX93_GPR_ENET_QOS_INTF_SEL_RGMII; + break; + default: + dev_dbg(dwmac->dev, "imx dwmac doesn't support %d interface\n", + plat_dat->interface); + return -EINVAL; + } + + val |= MX93_GPR_ENET_QOS_CLK_GEN_EN; + return regmap_update_bits(dwmac->intf_regmap, dwmac->intf_reg_off, + MX93_GPR_ENET_QOS_INTF_MODE_MASK, val); +}; + static int imx_dwmac_clks_config(void *priv, bool enabled) { struct imx_priv_data *dwmac = priv; @@ -188,7 +223,9 @@ imx_dwmac_parse_dt(struct imx_priv_data *dwmac, struct device *dev) } dwmac->clk_mem = NULL; - if (of_machine_is_compatible("fsl,imx8dxl")) { + + if (of_machine_is_compatible("fsl,imx8dxl") || + of_machine_is_compatible("fsl,imx93")) { dwmac->clk_mem = devm_clk_get(dev, "mem"); if (IS_ERR(dwmac->clk_mem)) { dev_err(dev, "failed to get mem clock\n"); @@ -196,10 +233,11 @@ imx_dwmac_parse_dt(struct imx_priv_data *dwmac, struct device *dev) } } - if (of_machine_is_compatible("fsl,imx8mp")) { - /* Binding doc describes the property: - is required by i.MX8MP. - is optional for i.MX8DXL. + if (of_machine_is_compatible("fsl,imx8mp") || + of_machine_is_compatible("fsl,imx93")) { + /* Binding doc describes the propety: + * is required by i.MX8MP, i.MX93. + * is optinoal for i.MX8DXL. */ dwmac->intf_regmap = syscon_regmap_lookup_by_phandle(np, "intf_mode"); if (IS_ERR(dwmac->intf_regmap)) @@ -296,9 +334,16 @@ static struct imx_dwmac_ops imx8dxl_dwmac_data = { .set_intf_mode = imx8dxl_set_intf_mode, }; +static struct imx_dwmac_ops imx93_dwmac_data = { + .addr_width = 32, + .mac_rgmii_txclk_auto_adj = true, + .set_intf_mode = imx93_set_intf_mode, +}; + static const struct of_device_id imx_dwmac_match[] = { { .compatible = "nxp,imx8mp-dwmac-eqos", .data = &imx8mp_dwmac_data }, { .compatible = "nxp,imx8dxl-dwmac-eqos", .data = &imx8dxl_dwmac_data }, + { .compatible = "nxp,imx93-dwmac-eqos", .data = &imx93_dwmac_data }, { } }; MODULE_DEVICE_TABLE(of, imx_dwmac_match);
Add imx93 platform support for dwmac-imx driver. Signed-off-by: Clark Wang <xiaoning.wang@nxp.com> --- V2 change: - change pr_debug() to dev_dbg() --- .../net/ethernet/stmicro/stmmac/dwmac-imx.c | 55 +++++++++++++++++-- 1 file changed, 50 insertions(+), 5 deletions(-)