diff options
| author | Xing Zheng <zhengxing@rock-chips.com> | 2016-01-08 09:35:02 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-01-10 22:21:31 -0500 |
| commit | af72261f33ee4958bb53e299746014f44e1134c4 (patch) | |
| tree | 8ac27e4043ff95aa7da00cd1a1bfdac61ce0c057 /drivers/net/ethernet/arc | |
| parent | f4c9d3ee0334fd9c6c8f2c3a8bd7d0841880e127 (diff) | |
net: ethernet: arc: Add support emac for RK3036
The RK3036's GRFs offset are different with RK3066/RK3188, and need to set
mac TX/RX clock before probe emac.
Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/arc')
| -rw-r--r-- | drivers/net/ethernet/arc/Kconfig | 4 | ||||
| -rw-r--r-- | drivers/net/ethernet/arc/emac_rockchip.c | 8 |
2 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/ethernet/arc/Kconfig b/drivers/net/ethernet/arc/Kconfig index 52a6b16f57d2..689045186064 100644 --- a/drivers/net/ethernet/arc/Kconfig +++ b/drivers/net/ethernet/arc/Kconfig @@ -34,9 +34,9 @@ config EMAC_ROCKCHIP select ARC_EMAC_CORE depends on OF_IRQ && OF_NET && REGULATOR && HAS_DMA ---help--- - Support for Rockchip RK3066/RK3188 EMAC ethernet controllers. + Support for Rockchip RK3036/RK3066/RK3188 EMAC ethernet controllers. This selects Rockchip SoC glue layer support for the - emac device driver. This driver is used for RK3066/RK3188 + emac device driver. This driver is used for RK3036/RK3066/RK3188 EMAC ethernet controller. endif # NET_VENDOR_ARC diff --git a/drivers/net/ethernet/arc/emac_rockchip.c b/drivers/net/ethernet/arc/emac_rockchip.c index e951c8fab778..85e821ccfcd2 100644 --- a/drivers/net/ethernet/arc/emac_rockchip.c +++ b/drivers/net/ethernet/arc/emac_rockchip.c @@ -67,6 +67,11 @@ static void emac_rockchip_set_mac_speed(void *priv, unsigned int speed) pr_err("unable to apply speed %u to grf (%d)\n", speed, err); } +static const struct emac_rockchip_soc_data emac_rk3036_emac_data = { + .grf_offset = 0x140, .grf_mode_offset = 8, + .grf_speed_offset = 9, .need_div_macclk = 1, +}; + static const struct emac_rockchip_soc_data emac_rk3066_emac_data = { .grf_offset = 0x154, .grf_mode_offset = 0, .grf_speed_offset = 1, .need_div_macclk = 0, @@ -78,6 +83,7 @@ static const struct emac_rockchip_soc_data emac_rk3188_emac_data = { }; static const struct of_device_id emac_rockchip_dt_ids[] = { + { .compatible = "rockchip,rk3036-emac", .data = &emac_rk3036_emac_data }, { .compatible = "rockchip,rk3066-emac", .data = &emac_rk3066_emac_data }, { .compatible = "rockchip,rk3188-emac", .data = &emac_rk3188_emac_data }, { /* Sentinel */ } @@ -110,7 +116,7 @@ static int emac_rockchip_probe(struct platform_device *pdev) interface = of_get_phy_mode(dev->of_node); - /* RK3066 and RK3188 SoCs only support RMII */ + /* RK3036/RK3066/RK3188 SoCs only support RMII */ if (interface != PHY_INTERFACE_MODE_RMII) { dev_err(dev, "unsupported phy interface mode %d\n", interface); err = -ENOTSUPP; |