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Commit d0418bb7 authored by Phil Edworthy's avatar Phil Edworthy Committed by David S. Miller
Browse files

net: sh_eth: Add eth support for R8A7779 device 



Signed-off-by: default avatarPhil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 61abcb7b

drivers/net/ethernet/renesas/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -8,7 +8,7 @@ config SH_ETH 
		(CPU_SUBTYPE_SH7710 || CPU_SUBTYPE_SH7712 || \

		 CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7619 || \

		 CPU_SUBTYPE_SH7724 || CPU_SUBTYPE_SH7734 || \

		 CPU_SUBTYPE_SH7757 || ARCH_R8A7740)

		 CPU_SUBTYPE_SH7757 || ARCH_R8A7740 || ARCH_R8A7779)

	select CRC32

	select NET_CORE

	select MII
@@ -18,4 +18,4 @@ config SH_ETH 
	  Renesas SuperH Ethernet device driver.

	  This driver supporting CPUs are:

		- SH7619, SH7710, SH7712, SH7724, SH7734, SH7763, SH7757,

		  and R8A7740.
 
		  R8A7740 and R8A7779.

drivers/net/ethernet/renesas/sh_eth.c

+8 −3
Original line number Diff line number Diff line
@@ -78,7 +78,7 @@ static void sh_eth_select_mii(struct net_device *ndev) 
#endif



/* There is CPU dependent code */

#if defined(CONFIG_CPU_SUBTYPE_SH7724)

#if defined(CONFIG_CPU_SUBTYPE_SH7724) || defined(CONFIG_ARCH_R8A7779)

#define SH_ETH_RESET_DEFAULT	1

static void sh_eth_set_duplex(struct net_device *ndev)

{
@@ -93,13 +93,18 @@ static void sh_eth_set_duplex(struct net_device *ndev) 
static void sh_eth_set_rate(struct net_device *ndev)

{

	struct sh_eth_private *mdp = netdev_priv(ndev);

	unsigned int bits = ECMR_RTM;



#if defined(CONFIG_ARCH_R8A7779)

	bits |= ECMR_ELB;

#endif



	switch (mdp->speed) {

	case 10: /* 10BASE */

		sh_eth_write(ndev, sh_eth_read(ndev, ECMR) & ~ECMR_RTM, ECMR);

		sh_eth_write(ndev, sh_eth_read(ndev, ECMR) & ~bits, ECMR);

		break;

	case 100:/* 100BASE */

		sh_eth_write(ndev, sh_eth_read(ndev, ECMR) | ECMR_RTM, ECMR);

		sh_eth_write(ndev, sh_eth_read(ndev, ECMR) | bits, ECMR);

		break;

	default:

		break;