net: sh_eth: Add support for operation without clock framework

Add ifdeffery to allow operation without the clock framework
enabled. This is required on RZ/A1, as it does not have clock
driver yet.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Chris Brandt <chris.brandt@renesas.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index a2577e1..8e54e7c 100644 (file)
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -806,9 +806,11 @@ static int sh_ether_probe(struct udevice *udev)
 
        priv->iobase = pdata->iobase;
 
+#if CONFIG_IS_ENABLED(CLK)
        ret = clk_get_by_index(udev, 0, &priv->clk);
        if (ret < 0)
                return ret;
+#endif
 
        ret = dev_read_phandle_with_args(udev, "phy-handle", NULL, 0, 0, &phandle_args);
        if (!ret) {
@@ -843,9 +845,11 @@ static int sh_ether_probe(struct udevice *udev)
        eth->port_info[eth->port].iobase =
                (void __iomem *)(BASE_IO_ADDR + 0x800 * eth->port);
 
+#if CONFIG_IS_ENABLED(CLK)
        ret = clk_enable(&priv->clk);
        if (ret)
                goto err_mdio_register;
+#endif
 
        ret = sh_eth_phy_config(udev);
        if (ret) {
@@ -856,7 +860,9 @@ static int sh_ether_probe(struct udevice *udev)
        return 0;
 
 err_phy_config:
+#if CONFIG_IS_ENABLED(CLK)
        clk_disable(&priv->clk);
+#endif
 err_mdio_register:
        mdio_free(mdiodev);
        return ret;
@@ -868,7 +874,9 @@ static int sh_ether_remove(struct udevice *udev)
        struct sh_eth_dev *eth = &priv->shdev;
        struct sh_eth_info *port_info = &eth->port_info[eth->port];
 
+#if CONFIG_IS_ENABLED(CLK)
        clk_disable(&priv->clk);
+#endif
        free(port_info->phydev);
        mdio_unregister(priv->bus);
        mdio_free(priv->bus);
@@ -917,6 +925,7 @@ int sh_ether_ofdata_to_platdata(struct udevice *dev)
 }
 
 static const struct udevice_id sh_ether_ids[] = {
+       { .compatible = "renesas,ether-r7s72100" },
        { .compatible = "renesas,ether-r8a7790" },
        { .compatible = "renesas,ether-r8a7791" },
        { .compatible = "renesas,ether-r8a7793" },