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-rw-r--r--arch/arm/include/asm/arch-rockchip/grf_rk3368.h1
-rw-r--r--drivers/net/gmac_rockchip.c78
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rk3368.h b/arch/arm/include/asm/arch-rockchip/grf_rk3368.h
index ec42d7ac87..1f84ff9360 100644
--- a/arch/arm/include/asm/arch-rockchip/grf_rk3368.h
+++ b/arch/arm/include/asm/arch-rockchip/grf_rk3368.h
@@ -129,4 +129,5 @@ enum {
MCU_CODE_BASE_BIT31_BIT28_SHIFT = 0,
MCU_CODE_BASE_BIT31_BIT28_MASK = GENMASK(3, 0),
};
+
#endif
diff --git a/drivers/net/gmac_rockchip.c b/drivers/net/gmac_rockchip.c
index c9f9e839ba..586ccbff0a 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_rk3368.h>
#include <asm/arch/grf_rk3399.h>
#include <dm/pinctrl.h>
#include <dt-bindings/clock/rk3288-cru.h>
@@ -83,6 +84,38 @@ static int rk3288_gmac_fix_mac_speed(struct dw_eth_dev *priv)
return 0;
}
+static int rk3368_gmac_fix_mac_speed(struct dw_eth_dev *priv)
+{
+ struct rk3368_grf *grf;
+ int clk;
+ enum {
+ RK3368_GMAC_CLK_SEL_2_5M = 2 << 4,
+ RK3368_GMAC_CLK_SEL_25M = 3 << 4,
+ RK3368_GMAC_CLK_SEL_125M = 0 << 4,
+ RK3368_GMAC_CLK_SEL_MASK = GENMASK(5, 4),
+ };
+
+ switch (priv->phydev->speed) {
+ case 10:
+ clk = RK3368_GMAC_CLK_SEL_2_5M;
+ break;
+ case 100:
+ clk = RK3368_GMAC_CLK_SEL_25M;
+ break;
+ case 1000:
+ clk = RK3368_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->soc_con15, RK3368_GMAC_CLK_SEL_MASK, clk);
+
+ return 0;
+}
+
static int rk3399_gmac_fix_mac_speed(struct dw_eth_dev *priv)
{
struct rk3399_grf_regs *grf;
@@ -129,6 +162,44 @@ static void rk3288_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata)
pdata->tx_delay << RK3288_CLK_TX_DL_CFG_GMAC_SHIFT);
}
+static void rk3368_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata)
+{
+ struct rk3368_grf *grf;
+ enum {
+ RK3368_GMAC_PHY_INTF_SEL_RGMII = 1 << 9,
+ RK3368_GMAC_PHY_INTF_SEL_MASK = GENMASK(11, 9),
+ RK3368_RMII_MODE_MASK = BIT(6),
+ RK3368_RMII_MODE = BIT(6),
+ };
+ enum {
+ RK3368_RXCLK_DLY_ENA_GMAC_MASK = BIT(15),
+ RK3368_RXCLK_DLY_ENA_GMAC_DISABLE = 0,
+ RK3368_RXCLK_DLY_ENA_GMAC_ENABLE = BIT(15),
+ RK3368_TXCLK_DLY_ENA_GMAC_MASK = BIT(7),
+ RK3368_TXCLK_DLY_ENA_GMAC_DISABLE = 0,
+ RK3368_TXCLK_DLY_ENA_GMAC_ENABLE = BIT(7),
+ RK3368_CLK_RX_DL_CFG_GMAC_SHIFT = 8,
+ RK3368_CLK_RX_DL_CFG_GMAC_MASK = GENMASK(14, 8),
+ RK3368_CLK_TX_DL_CFG_GMAC_SHIFT = 0,
+ RK3368_CLK_TX_DL_CFG_GMAC_MASK = GENMASK(6, 0),
+ };
+
+ grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
+ rk_clrsetreg(&grf->soc_con15,
+ RK3368_RMII_MODE_MASK | RK3368_GMAC_PHY_INTF_SEL_MASK,
+ RK3368_GMAC_PHY_INTF_SEL_RGMII);
+
+ rk_clrsetreg(&grf->soc_con16,
+ RK3368_RXCLK_DLY_ENA_GMAC_MASK |
+ RK3368_TXCLK_DLY_ENA_GMAC_MASK |
+ RK3368_CLK_RX_DL_CFG_GMAC_MASK |
+ RK3368_CLK_TX_DL_CFG_GMAC_MASK,
+ RK3368_RXCLK_DLY_ENA_GMAC_ENABLE |
+ RK3368_TXCLK_DLY_ENA_GMAC_ENABLE |
+ pdata->rx_delay << RK3368_CLK_RX_DL_CFG_GMAC_SHIFT |
+ pdata->tx_delay << RK3368_CLK_TX_DL_CFG_GMAC_SHIFT);
+}
+
static void rk3399_gmac_set_to_rgmii(struct gmac_rockchip_platdata *pdata)
{
struct rk3399_grf_regs *grf;
@@ -208,6 +279,11 @@ const struct rk_gmac_ops rk3288_gmac_ops = {
.set_to_rgmii = rk3288_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,
+};
+
const struct rk_gmac_ops rk3399_gmac_ops = {
.fix_mac_speed = rk3399_gmac_fix_mac_speed,
.set_to_rgmii = rk3399_gmac_set_to_rgmii,
@@ -216,6 +292,8 @@ const struct rk_gmac_ops rk3399_gmac_ops = {
static const struct udevice_id rockchip_gmac_ids[] = {
{ .compatible = "rockchip,rk3288-gmac",
.data = (ulong)&rk3288_gmac_ops },
+ { .compatible = "rockchip,rk3368-gmac",
+ .data = (ulong)&rk3368_gmac_ops },
{ .compatible = "rockchip,rk3399-gmac",
.data = (ulong)&rk3399_gmac_ops },
{ }