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sh_eth: add R8A77980 support 

Finally, add support for the DT probing of the R-Car V3H (AKA R8A77980) --
it's the only R-Car gen3 SoC having the GEther controller -- others have
only EtherAVB...

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>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sergei Shtylyov 2018-05-18 21:32:46 +03:00 committed by David S. Miller
parent 93f0fa7519
commit 3eb9c2ad1d
2 changed files with 45 additions and 0 deletions
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1
Documentation/devicetree/bindings/net/sh_eth.txt
View File

@ -14,6 +14,7 @@ Required properties:
"renesas,ether-r8a7791" if the device is a part of R8A7791 SoC.
"renesas,ether-r8a7793" if the device is a part of R8A7793 SoC.
"renesas,ether-r8a7794" if the device is a part of R8A7794 SoC.
"renesas,gether-r8a77980" if the device is a part of R8A77980 SoC.
"renesas,ether-r7s72100" if the device is a part of R7S72100 SoC.
"renesas,rcar-gen1-ether" for a generic R-Car Gen1 device.
"renesas,rcar-gen2-ether" for a generic R-Car Gen2 or RZ/G1

44
drivers/net/ethernet/renesas/sh_eth.c
View File

@ -753,6 +753,49 @@ static struct sh_eth_cpu_data rcar_gen2_data = {
.rmiimode = 1,
.magic = 1,
};
/* R8A77980 */
static struct sh_eth_cpu_data r8a77980_data = {
.soft_reset = sh_eth_soft_reset_gether,
.set_duplex = sh_eth_set_duplex,
.set_rate = sh_eth_set_rate_gether,
.register_type = SH_ETH_REG_GIGABIT,
.edtrr_trns = EDTRR_TRNS_GETHER,
.ecsr_value = ECSR_PSRTO | ECSR_LCHNG | ECSR_ICD | ECSR_MPD,
.ecsipr_value = ECSIPR_PSRTOIP | ECSIPR_LCHNGIP | ECSIPR_ICDIP |
ECSIPR_MPDIP,
.eesipr_value = EESIPR_RFCOFIP | EESIPR_ECIIP |
EESIPR_FTCIP | EESIPR_TDEIP | EESIPR_TFUFIP |
EESIPR_FRIP | EESIPR_RDEIP | EESIPR_RFOFIP |
EESIPR_RMAFIP | EESIPR_RRFIP |
EESIPR_RTLFIP | EESIPR_RTSFIP |
EESIPR_PREIP | EESIPR_CERFIP,
.tx_check = EESR_FTC | EESR_CD | EESR_RTO,
.eesr_err_check = EESR_TWB1 | EESR_TWB | EESR_TABT | EESR_RABT |
EESR_RFE | EESR_RDE | EESR_RFRMER |
EESR_TFE | EESR_TDE | EESR_ECI,
.fdr_value = 0x0000070f,
.apr = 1,
.mpr = 1,
.tpauser = 1,
.bculr = 1,
.hw_swap = 1,
.nbst = 1,
.rpadir = 1,
.rpadir_value = 2 << 16,
.no_trimd = 1,
.no_ade = 1,
.xdfar_rw = 1,
.hw_checksum = 1,
.select_mii = 1,
.magic = 1,
.cexcr = 1,
};
#endif /* CONFIG_OF */
static void sh_eth_set_rate_sh7724(struct net_device *ndev)
@ -3134,6 +3177,7 @@ static const struct of_device_id sh_eth_match_table[] = {
{ .compatible = "renesas,ether-r8a7791", .data = &rcar_gen2_data },
{ .compatible = "renesas,ether-r8a7793", .data = &rcar_gen2_data },
{ .compatible = "renesas,ether-r8a7794", .data = &rcar_gen2_data },
{ .compatible = "renesas,gether-r8a77980", .data = &r8a77980_data },
{ .compatible = "renesas,ether-r7s72100", .data = &r7s72100_data },
{ .compatible = "renesas,rcar-gen1-ether", .data = &rcar_gen1_data },
{ .compatible = "renesas,rcar-gen2-ether", .data = &rcar_gen2_data },