diff mbox

[v2,1/1] sh_eth: add RGMII support

Message ID 727139b8-d482-5a55-9149-f763eae75bca@cogentembedded.com (mailing list archive)
State Accepted
Delegated to: Geert Uytterhoeven
Headers show

Commit Message

Sergei Shtylyov May 18, 2018, 6:30 p.m. UTC
The R-Car V3H (AKA R8A77980) GEther controller  adds support for the RGMII
PHY interface mode as a new  value  for the RMII_MII register.

Based on the original (and large) patch by Vladimir Barinov.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

---
Changes in version 2:
- included PHY_INTERFACE_MODE_RGMII_{|RX|TX}ID in the RGMII *case*.

 drivers/net/ethernet/renesas/sh_eth.c |    3 +++
 1 file changed, 3 insertions(+)

Comments

Andrew Lunn May 18, 2018, 7:12 p.m. UTC | #1
On Fri, May 18, 2018 at 09:30:18PM +0300, Sergei Shtylyov wrote:
> The R-Car V3H (AKA R8A77980) GEther controller  adds support for the RGMII
> PHY interface mode as a new  value  for the RMII_MII register.
> 
> Based on the original (and large) patch by Vladimir Barinov.
> 
> Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
> 
> ---
> Changes in version 2:
> - included PHY_INTERFACE_MODE_RGMII_{|RX|TX}ID in the RGMII *case*.
> 
>  drivers/net/ethernet/renesas/sh_eth.c |    3 +++
>  1 file changed, 3 insertions(+)
> 
> Index: net-next/drivers/net/ethernet/renesas/sh_eth.c
> ===================================================================
> --- net-next.orig/drivers/net/ethernet/renesas/sh_eth.c
> +++ net-next/drivers/net/ethernet/renesas/sh_eth.c
> @@ -466,6 +466,9 @@ static void sh_eth_select_mii(struct net
>  	u32 value;
>  
>  	switch (mdp->phy_interface) {
> +	case PHY_INTERFACE_MODE_RGMII ... PHY_INTERFACE_MODE_RGMII_TXID:
> +		value = 0x3;
> +		break;

Ah, your don't see that form used very often.
I just checked, clang/llvm should also support it.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew
diff mbox

Patch

Index: net-next/drivers/net/ethernet/renesas/sh_eth.c
===================================================================
--- net-next.orig/drivers/net/ethernet/renesas/sh_eth.c
+++ net-next/drivers/net/ethernet/renesas/sh_eth.c
@@ -466,6 +466,9 @@  static void sh_eth_select_mii(struct net
 	u32 value;
 
 	switch (mdp->phy_interface) {
+	case PHY_INTERFACE_MODE_RGMII ... PHY_INTERFACE_MODE_RGMII_TXID:
+		value = 0x3;
+		break;
 	case PHY_INTERFACE_MODE_GMII:
 		value = 0x2;
 		break;