* [PATCH v1] net: phy: add TI DP83TD510E T1L PHY support
@ 2022-04-14 10:04 Oleksij Rempel
2022-04-19 7:27 ` Sascha Hauer
0 siblings, 1 reply; 2+ messages in thread
From: Oleksij Rempel @ 2022-04-14 10:04 UTC (permalink / raw)
To: barebox; +Cc: Oleksij Rempel
Add basic driver for TI DP83TD510E T1L PHY
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
drivers/net/phy/Kconfig | 6 +++++
drivers/net/phy/Makefile | 1 +
drivers/net/phy/dp83td510.c | 45 +++++++++++++++++++++++++++++++++++++
3 files changed, 52 insertions(+)
create mode 100644 drivers/net/phy/dp83td510.c
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 9f74335443..cd20e1de27 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -29,6 +29,12 @@ config DP83867_PHY
help
Currently supports the DP83867 PHY.
+config DP83TD510_PHY
+ tristate "Texas Instruments DP83TD510 Ethernet 10Base-T1L PHY"
+ help
+ Support for the DP83TD510 Ethernet 10Base-T1L PHY. This PHY supports
+ a 10M single pair Ethernet connection for up to 1000 meter cable.
+
config LXT_PHY
bool "Driver for the Intel LXT PHYs"
help
diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
index 54b83e06dd..83f46f11d3 100644
--- a/drivers/net/phy/Makefile
+++ b/drivers/net/phy/Makefile
@@ -17,4 +17,5 @@ obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o
obj-$(CONFIG_MDIO_BUS_MUX) += mdio-mux.o
obj-$(CONFIG_MDIO_BUS_MUX_GPIO) += mdio-mux-gpio.o
obj-$(CONFIG_DP83867_PHY) += dp83867.o
+obj-$(CONFIG_DP83TD510_PHY) += dp83td510.o
diff --git a/drivers/net/phy/dp83td510.c b/drivers/net/phy/dp83td510.c
new file mode 100644
index 0000000000..44c551e795
--- /dev/null
+++ b/drivers/net/phy/dp83td510.c
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <common.h>
+#include <linux/phy.h>
+
+#define DP83TD510E_PHY_ID 0x20000181
+
+#define DP83TD510E_PHY_STS 0x10
+#define DP83TD510E_LINK_STATUS BIT(0)
+
+static int dp83td510_read_status(struct phy_device *phydev)
+{
+ u16 phy_sts;
+
+ phy_sts = phy_read(phydev, DP83TD510E_PHY_STS);
+
+ phydev->link = !!(phy_sts & DP83TD510E_LINK_STATUS);
+ if (phydev->link) {
+ phydev->duplex = DUPLEX_FULL;
+ phydev->speed = SPEED_10;
+ } else {
+ phydev->speed = SPEED_UNKNOWN;
+ phydev->duplex = DUPLEX_UNKNOWN;
+ }
+
+ return 0;
+}
+
+static int dp83td510_config_init(struct phy_device *phydev)
+{
+ phydev->supported = SUPPORTED_10baseT_Full | SUPPORTED_Autoneg;
+ phydev->advertising = SUPPORTED_10baseT_Full | SUPPORTED_Autoneg;
+
+ return 0;
+}
+
+static struct phy_driver dp83td510_driver[] = {
+ {
+ PHY_ID_MATCH_MODEL(DP83TD510E_PHY_ID),
+ .drv.name = "TI DP83TD510E",
+ .read_status = dp83td510_read_status,
+ .config_init = dp83td510_config_init,
+ }
+};
+device_phy_drivers(dp83td510_driver);
--
2.30.2
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v1] net: phy: add TI DP83TD510E T1L PHY support
2022-04-14 10:04 [PATCH v1] net: phy: add TI DP83TD510E T1L PHY support Oleksij Rempel
@ 2022-04-19 7:27 ` Sascha Hauer
0 siblings, 0 replies; 2+ messages in thread
From: Sascha Hauer @ 2022-04-19 7:27 UTC (permalink / raw)
To: Oleksij Rempel; +Cc: barebox
On Thu, Apr 14, 2022 at 12:04:42PM +0200, Oleksij Rempel wrote:
> Add basic driver for TI DP83TD510E T1L PHY
>
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
> ---
> drivers/net/phy/Kconfig | 6 +++++
> drivers/net/phy/Makefile | 1 +
> drivers/net/phy/dp83td510.c | 45 +++++++++++++++++++++++++++++++++++++
> 3 files changed, 52 insertions(+)
> create mode 100644 drivers/net/phy/dp83td510.c
Applied, thanks
Sascha
>
> diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
> index 9f74335443..cd20e1de27 100644
> --- a/drivers/net/phy/Kconfig
> +++ b/drivers/net/phy/Kconfig
> @@ -29,6 +29,12 @@ config DP83867_PHY
> help
> Currently supports the DP83867 PHY.
>
> +config DP83TD510_PHY
> + tristate "Texas Instruments DP83TD510 Ethernet 10Base-T1L PHY"
> + help
> + Support for the DP83TD510 Ethernet 10Base-T1L PHY. This PHY supports
> + a 10M single pair Ethernet connection for up to 1000 meter cable.
> +
> config LXT_PHY
> bool "Driver for the Intel LXT PHYs"
> help
> diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile
> index 54b83e06dd..83f46f11d3 100644
> --- a/drivers/net/phy/Makefile
> +++ b/drivers/net/phy/Makefile
> @@ -17,4 +17,5 @@ obj-$(CONFIG_MDIO_GPIO) += mdio-gpio.o
> obj-$(CONFIG_MDIO_BUS_MUX) += mdio-mux.o
> obj-$(CONFIG_MDIO_BUS_MUX_GPIO) += mdio-mux-gpio.o
> obj-$(CONFIG_DP83867_PHY) += dp83867.o
> +obj-$(CONFIG_DP83TD510_PHY) += dp83td510.o
>
> diff --git a/drivers/net/phy/dp83td510.c b/drivers/net/phy/dp83td510.c
> new file mode 100644
> index 0000000000..44c551e795
> --- /dev/null
> +++ b/drivers/net/phy/dp83td510.c
> @@ -0,0 +1,45 @@
> +// SPDX-License-Identifier: GPL-2.0
> +
> +#include <common.h>
> +#include <linux/phy.h>
> +
> +#define DP83TD510E_PHY_ID 0x20000181
> +
> +#define DP83TD510E_PHY_STS 0x10
> +#define DP83TD510E_LINK_STATUS BIT(0)
> +
> +static int dp83td510_read_status(struct phy_device *phydev)
> +{
> + u16 phy_sts;
> +
> + phy_sts = phy_read(phydev, DP83TD510E_PHY_STS);
> +
> + phydev->link = !!(phy_sts & DP83TD510E_LINK_STATUS);
> + if (phydev->link) {
> + phydev->duplex = DUPLEX_FULL;
> + phydev->speed = SPEED_10;
> + } else {
> + phydev->speed = SPEED_UNKNOWN;
> + phydev->duplex = DUPLEX_UNKNOWN;
> + }
> +
> + return 0;
> +}
> +
> +static int dp83td510_config_init(struct phy_device *phydev)
> +{
> + phydev->supported = SUPPORTED_10baseT_Full | SUPPORTED_Autoneg;
> + phydev->advertising = SUPPORTED_10baseT_Full | SUPPORTED_Autoneg;
> +
> + return 0;
> +}
> +
> +static struct phy_driver dp83td510_driver[] = {
> + {
> + PHY_ID_MATCH_MODEL(DP83TD510E_PHY_ID),
> + .drv.name = "TI DP83TD510E",
> + .read_status = dp83td510_read_status,
> + .config_init = dp83td510_config_init,
> + }
> +};
> +device_phy_drivers(dp83td510_driver);
> --
> 2.30.2
>
>
> _______________________________________________
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> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
>
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