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Commit 55754f19 authored by Simon Horman's avatar Simon Horman Committed by David S. Miller
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sh_eth: add support for RMIIMODE register



This register is prsent on the r8a7790 SoC.

Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9225b230
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+4 −0
Original line number Diff line number Diff line
@@ -189,6 +189,7 @@ static const u16 sh_eth_offset_fast_rcar[SH_ETH_MAX_REGISTER_OFFSET] = {
	[RMCR]		= 0x0258,
	[TFUCR]		= 0x0264,
	[RFOCR]		= 0x0268,
	[RMIIMODE]      = 0x026c,
	[FCFTR]		= 0x0270,
	[TRIMD]		= 0x027c,
};
@@ -1124,6 +1125,9 @@ static int sh_eth_dev_init(struct net_device *ndev, bool start)
	if (ret)
		goto out;

	if (mdp->cd->rmiimode)
		sh_eth_write(ndev, 0x1, RMIIMODE);

	/* Descriptor format */
	sh_eth_ring_format(ndev);
	if (mdp->cd->rpadir)
+2 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ enum {
	EDOCR,
	TFUCR,
	RFOCR,
	RMIIMODE,
	FCFTR,
	RPADIR,
	TRIMD,
@@ -482,6 +483,7 @@ struct sh_eth_cpu_data {
	unsigned hw_crc:1;	/* E-DMAC have CSMR */
	unsigned select_mii:1;	/* EtherC have RMII_MII (MII select register) */
	unsigned shift_rd0:1;	/* shift Rx descriptor word 0 right by 16 */
	unsigned rmiimode:1;	/* EtherC has RMIIMODE register */
};

struct sh_eth_private {