[PATCH 05/25] net: ethernet: stmicro: stmmac: dwmac-rk: Add RV1106 support
Vladislav Leonov <[email protected]>
| Newsgroups | org.infradead.lists.linux-rockchip,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-clk,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.netdev |
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| Message-ID | <[email protected]> |
Rockchip RV1106 GMAC 10/100 ethernet controller. Signed-off-by: Vladislav Leonov <[email protected]> --- .../net/ethernet/stmicro/stmmac/dwmac-rk.c | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index 8d7042e68926..a1bf545467cc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -1034,6 +1034,60 @@ static const struct rk_gmac_ops rk3588_ops = { }, }; +#define RV1106_VOGRF_GMAC_CLK_CON 0X60004 + +#define RV1106_VOGRF_MACPHY_RMII_MODE GRF_BIT(0) +#define RV1106_VOGRF_GMAC_CLK_RMII_DIV2 GRF_BIT(2) +#define RV1106_VOGRF_GMAC_CLK_RMII_DIV20 GRF_CLR_BIT(2) + +#define RV1106_VOGRF_MACPHY_CON0 0X60028 + +static void rv1106_set_to_rmii(struct rk_priv_data *bsp_priv) +{ + regmap_write(bsp_priv->grf, RV1106_VOGRF_GMAC_CLK_CON, + RV1106_VOGRF_MACPHY_RMII_MODE | + RV1106_VOGRF_GMAC_CLK_RMII_DIV2); +} + +static int rv1106_set_speed(struct rk_priv_data *bsp_priv, + phy_interface_t interface, int speed) +{ + unsigned int val; + + if (interface != PHY_INTERFACE_MODE_RMII) + return 0; + + if (speed == SPEED_10) + val = RV1106_VOGRF_GMAC_CLK_RMII_DIV20; + else if (speed == SPEED_100) + val = RV1106_VOGRF_GMAC_CLK_RMII_DIV2; + else + return -EINVAL; + + regmap_write(bsp_priv->grf, RV1106_VOGRF_GMAC_CLK_CON, val); + + return 0; +} + +static void rv1106_integrated_phy_powerup(struct rk_priv_data *bsp_priv) +{ + rk_gmac_integrated_fephy_powerup(bsp_priv, RV1106_VOGRF_MACPHY_CON0); +} + +static void rv1106_integrated_phy_powerdown(struct rk_priv_data *bsp_priv) +{ + rk_gmac_integrated_fephy_powerdown(bsp_priv, RV1106_VOGRF_MACPHY_CON0); +} + +static const struct rk_gmac_ops rv1106_ops = { + .set_to_rmii = rv1106_set_to_rmii, + .set_speed = rv1106_set_speed, + .integrated_phy_powerup = rv1106_integrated_phy_powerup, + .integrated_phy_powerdown = rv1106_integrated_phy_powerdown, + + .supports_rmii = true, +}; + #define RV1108_GRF_GMAC_CON0 0X0900 /* RV1108_GRF_GMAC_CON0 */ @@ -1628,6 +1682,7 @@ static const struct of_device_id rk_gmac_dwmac_match[] = { { .compatible = "rockchip,rk3568-gmac", .data = &rk3568_ops }, { .compatible = "rockchip,rk3576-gmac", .data = &rk3576_ops }, { .compatible = "rockchip,rk3588-gmac", .data = &rk3588_ops }, + { .compatible = "rockchip,rv1106-gmac", .data = &rv1106_ops }, { .compatible = "rockchip,rv1108-gmac", .data = &rv1108_ops }, { .compatible = "rockchip,rv1126-gmac", .data = &rv1126_ops }, { } -- 2.47.3 _______________________________________________ Linux-rockchip mailing list [email protected] http://lists.infradead.org/mailman/listinfo/linux-rockchip