diff options
Diffstat (limited to 'drivers/net/gmac_rockchip.c')
| -rw-r--r-- | drivers/net/gmac_rockchip.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/net/gmac_rockchip.c b/drivers/net/gmac_rockchip.c index cfffe2979d..551c2309ad 100644 --- a/drivers/net/gmac_rockchip.c +++ b/drivers/net/gmac_rockchip.c @@ -16,6 +16,7 @@ #include <asm/arch/clock.h> #include <asm/arch/hardware.h> #include <asm/arch/grf_rk3288.h> +#include <asm/arch/grf_rk3328.h> #include <asm/arch/grf_rk3368.h> #include <asm/arch/grf_rk3399.h> #include <asm/arch/grf_rv1108.h> @@ -94,6 +95,39 @@ static int rk3288_gmac_fix_mac_speed(struct dw_eth_dev *priv) return 0; } +static int rk3328_gmac_fix_mac_speed(struct dw_eth_dev *priv) +{ + struct rk3328_grf_regs *grf; + int clk; + enum { + RK3328_GMAC_CLK_SEL_SHIFT = 11, + RK3328_GMAC_CLK_SEL_MASK = GENMASK(12, 11), + RK3328_GMAC_CLK_SEL_125M = 0 << 11, + RK3328_GMAC_CLK_SEL_25M = 3 << 11, + RK3328_GMAC_CLK_SEL_2_5M = 2 << 11, + }; + + switch (priv->phydev->speed) { + case 10: + clk = RK3328_GMAC_CLK_SEL_2_5M; + break; + case 100: + clk = RK3328_GMAC_CLK_SEL_25M; + break; + case 1000: + clk = RK3328_GMAC_CLK_SEL_125M; + break; + default: + debug("Unknown phy speed: %d\n", priv->phydev->speed); + return -EINVAL; + } + + grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); + rk_clrsetreg(&grf->mac_con[1], RK3328_GMAC_CLK_SEL_MASK, clk); + + return 0; +} + static int rk3368_gmac_fix_mac_speed(struct dw_eth_dev *priv) { struct rk3368_grf *grf; @@ -207,6 +241,50 @@ static void rk3288_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata) pdata->tx_delay << RK3288_CLK_TX_DL_CFG_GMAC_SHIFT); } +static void rk3328_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata) +{ + struct rk3328_grf_regs *grf; + enum { + RK3328_RMII_MODE_SHIFT = 9, + RK3328_RMII_MODE_MASK = BIT(9), + + RK3328_GMAC_PHY_INTF_SEL_SHIFT = 4, + RK3328_GMAC_PHY_INTF_SEL_MASK = GENMASK(6, 4), + RK3328_GMAC_PHY_INTF_SEL_RGMII = BIT(4), + + RK3328_RXCLK_DLY_ENA_GMAC_MASK = BIT(1), + RK3328_RXCLK_DLY_ENA_GMAC_DISABLE = 0, + RK3328_RXCLK_DLY_ENA_GMAC_ENABLE = BIT(1), + + RK3328_TXCLK_DLY_ENA_GMAC_MASK = BIT(0), + RK3328_TXCLK_DLY_ENA_GMAC_DISABLE = 0, + RK3328_TXCLK_DLY_ENA_GMAC_ENABLE = BIT(0), + }; + enum { + RK3328_CLK_RX_DL_CFG_GMAC_SHIFT = 0x7, + RK3328_CLK_RX_DL_CFG_GMAC_MASK = GENMASK(13, 7), + + RK3328_CLK_TX_DL_CFG_GMAC_SHIFT = 0x0, + RK3328_CLK_TX_DL_CFG_GMAC_MASK = GENMASK(6, 0), + }; + + grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF); + rk_clrsetreg(&grf->mac_con[1], + RK3328_RMII_MODE_MASK | + RK3328_GMAC_PHY_INTF_SEL_MASK | + RK3328_RXCLK_DLY_ENA_GMAC_MASK | + RK3328_TXCLK_DLY_ENA_GMAC_MASK, + RK3328_GMAC_PHY_INTF_SEL_RGMII | + RK3328_RXCLK_DLY_ENA_GMAC_MASK | + RK3328_TXCLK_DLY_ENA_GMAC_ENABLE); + + rk_clrsetreg(&grf->mac_con[0], + RK3328_CLK_RX_DL_CFG_GMAC_MASK | + RK3328_CLK_TX_DL_CFG_GMAC_MASK, + pdata->rx_delay << RK3328_CLK_RX_DL_CFG_GMAC_SHIFT | + pdata->tx_delay << RK3328_CLK_TX_DL_CFG_GMAC_SHIFT); +} + static void rk3368_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata) { struct rk3368_grf *grf; @@ -375,6 +453,11 @@ const struct rk_gmac_ops rk3288_gmac_ops = { .set_to_rgmii = rk3288_gmac_set_to_rgmii, }; +const struct rk_gmac_ops rk3328_gmac_ops = { + .fix_mac_speed = rk3328_gmac_fix_mac_speed, + .set_to_rgmii = rk3328_gmac_set_to_rgmii, +}; + const struct rk_gmac_ops rk3368_gmac_ops = { .fix_mac_speed = rk3368_gmac_fix_mac_speed, .set_to_rgmii = rk3368_gmac_set_to_rgmii, @@ -393,6 +476,8 @@ const struct rk_gmac_ops rv1108_gmac_ops = { static const struct udevice_id rockchip_gmac_ids[] = { { .compatible = "rockchip,rk3288-gmac", .data = (ulong)&rk3288_gmac_ops }, + { .compatible = "rockchip,rk3328-gmac", + .data = (ulong)&rk3328_gmac_ops }, { .compatible = "rockchip,rk3368-gmac", .data = (ulong)&rk3368_gmac_ops }, { .compatible = "rockchip,rk3399-gmac", |