diff mbox series

[net-next,2/2] net: phy: dp83867: apply ti,led-function and ti,led-ctrl to registers

Message ID 20200821072146.8117-2-matthias.schiffer@ew.tq-group.com
State Changes Requested
Delegated to: David Miller
Headers show
Series [net-next,1/2] dt-bindings: dp83867: add ti,led-function and ti,led-ctrl properties | expand

Commit Message

Matthias Schiffer Aug. 21, 2020, 7:21 a.m. UTC
These DT bindings are already in use by the imx7-mba7 DTS, but they were
not supported by the PHY driver so far.

Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
---
 drivers/net/phy/dp83867.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

Comments

Andrew Lunn Aug. 22, 2020, 4:08 p.m. UTC | #1
On Fri, Aug 21, 2020 at 09:21:46AM +0200, Matthias Schiffer wrote:
> These DT bindings are already in use by the imx7-mba7 DTS, but they were
> not supported by the PHY driver so far.
> 
> Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>

Sorry, but NACK.

Please look at the work Marek BehĂșn is doing

https://lkml.org/lkml/2020/7/28/765

	Andrew
Matthias Schiffer Aug. 24, 2020, 8:09 a.m. UTC | #2
On Sat, 2020-08-22 at 18:08 +0200, Andrew Lunn wrote:
> On Fri, Aug 21, 2020 at 09:21:46AM +0200, Matthias Schiffer wrote:
> > These DT bindings are already in use by the imx7-mba7 DTS, but they
> > were
> > not supported by the PHY driver so far.
> > 
> > Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com
> > >
> 
> Sorry, but NACK.
> 
> Please look at the work Marek BehĂșn is doing
> 
> https://lkml.org/lkml/2020/7/28/765
> 
> 	Andrew
> 	

Thanks, this is looking quite nice. I hope Marek's patches are
finalized soon.

Matthias
diff mbox series

Patch

diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c
index f3c04981b8da..972824e25c1c 100644
--- a/drivers/net/phy/dp83867.c
+++ b/drivers/net/phy/dp83867.c
@@ -26,6 +26,8 @@ 
 #define MII_DP83867_MICR	0x12
 #define MII_DP83867_ISR		0x13
 #define DP83867_CFG2		0x14
+#define DP83867_LEDCR1		0x18
+#define DP83867_LEDCR2		0x19
 #define DP83867_CFG3		0x1e
 #define DP83867_CTRL		0x1f
 
@@ -163,6 +165,8 @@  struct dp83867_private {
 	u32 rx_fifo_depth;
 	int io_impedance;
 	int port_mirroring;
+	u32 led_function;
+	u32 led_ctrl;
 	bool rxctrl_strap_quirk;
 	bool set_clk_output;
 	u32 clk_output_sel;
@@ -583,6 +587,27 @@  static int dp83867_of_init(struct phy_device *phydev)
 		return -EINVAL;
 	}
 
+	ret = of_property_read_u32(of_node, "ti,led-function",
+				   &dp83867->led_function);
+	if (ret) {
+		dp83867->led_function = U32_MAX;
+	} else if (dp83867->led_function > U16_MAX) {
+		phydev_err(phydev,
+			   "ti,led-function value %x out of range\n",
+			   dp83867->led_function);
+		return -EINVAL;
+	}
+
+	ret = of_property_read_u32(of_node, "ti,led-ctrl", &dp83867->led_ctrl);
+	if (ret) {
+		dp83867->led_ctrl = U32_MAX;
+	} else if (dp83867->led_ctrl > U16_MAX) {
+		phydev_err(phydev,
+			   "ti,led-ctrl value %x out of range\n",
+			   dp83867->led_ctrl);
+		return -EINVAL;
+	}
+
 	return 0;
 }
 #else
@@ -788,6 +813,11 @@  static int dp83867_config_init(struct phy_device *phydev)
 			       mask, val);
 	}
 
+	if (dp83867->led_function != U32_MAX)
+		phy_write(phydev, DP83867_LEDCR1, dp83867->led_function);
+	if (dp83867->led_ctrl != U32_MAX)
+		phy_write(phydev, DP83867_LEDCR2, dp83867->led_ctrl);
+
 	return 0;
 }