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-rw-r--r--arch/arm/dts/rk3288-firefly.dtsi16
-rw-r--r--arch/arm/dts/rk3288-rock2-square.dts2
-rw-r--r--arch/arm/include/asm/arch-rockchip/cru_rk3288.h17
-rw-r--r--arch/arm/include/asm/arch-rockchip/grf_rk3288.h53
-rw-r--r--drivers/clk/clk_rk3288.c14
-rw-r--r--drivers/net/designware.c76
-rw-r--r--drivers/net/designware.h10
-rw-r--r--drivers/pinctrl/rockchip/pinctrl_rk3288.c2
8 files changed, 182 insertions, 8 deletions
diff --git a/arch/arm/dts/rk3288-firefly.dtsi b/arch/arm/dts/rk3288-firefly.dtsi
index 5aec1b82bd..072eaa6116 100644
--- a/arch/arm/dts/rk3288-firefly.dtsi
+++ b/arch/arm/dts/rk3288-firefly.dtsi
@@ -146,6 +146,22 @@
status = "okay";
};
+&gmac {
+ assigned-clocks = <&cru SCLK_MAC>;
+ assigned-clock-parents = <&ext_gmac>;
+ clock_in_out = "input";
+ pinctrl-names = "default";
+ pinctrl-0 = <&rgmii_pins>, <&phy_rst>, <&phy_pmeb>, <&phy_int>;
+ phy-supply = <&vcc_lan>;
+ phy-mode = "rgmii";
+ snps,reset-active-low;
+ snps,reset-delays-us = <0 10000 1000000>;
+ snps,reset-gpio = <&gpio4 8 GPIO_ACTIVE_LOW>;
+ tx_delay = <0x30>;
+ rx_delay = <0x10>;
+ status = "okay";
+};
+
&hdmi {
ddc-i2c-bus = <&i2c5>;
status = "okay";
diff --git a/arch/arm/dts/rk3288-rock2-square.dts b/arch/arm/dts/rk3288-rock2-square.dts
index 8d7446fd5d..34073c9405 100644
--- a/arch/arm/dts/rk3288-rock2-square.dts
+++ b/arch/arm/dts/rk3288-rock2-square.dts
@@ -111,7 +111,7 @@
};
&gmac {
- status = "ok";
+ status = "okay";
};
&hdmi {
diff --git a/arch/arm/include/asm/arch-rockchip/cru_rk3288.h b/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
index d2690c7788..8a8ca9c9aa 100644
--- a/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
+++ b/arch/arm/include/asm/arch-rockchip/cru_rk3288.h
@@ -90,6 +90,23 @@ enum {
SDIO0_DIV_MASK = 0x3f,
};
+/* CRU_CLKSEL21_CON */
+enum {
+ MAC_DIV_CON_SHIFT = 0xf,
+ MAC_DIV_CON_MASK = 0x1f,
+
+ RMII_EXTCLK_SHIFT = 4,
+ RMII_EXTCLK_MASK = 1,
+ RMII_EXTCLK_SELECT_INT_DIV_CLK = 0,
+ RMII_EXTCLK_SELECT_EXT_CLK = 1,
+
+ EMAC_PLL_SHIFT = 0,
+ EMAC_PLL_MASK = 0x3,
+ EMAC_PLL_SELECT_NEW = 0x0,
+ EMAC_PLL_SELECT_CODEC = 0x1,
+ EMAC_PLL_SELECT_GENERAL = 0x2,
+};
+
/* CRU_CLKSEL25_CON */
enum {
SPI1_PLL_SHIFT = 0xf,
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rk3288.h b/arch/arm/include/asm/arch-rockchip/grf_rk3288.h
index 0117a179c9..aaffd19dea 100644
--- a/arch/arm/include/asm/arch-rockchip/grf_rk3288.h
+++ b/arch/arm/include/asm/arch-rockchip/grf_rk3288.h
@@ -718,6 +718,40 @@ enum {
MSCH0_MAINPARTIALPOP_MASK = 1,
};
+/* GRF_SOC_CON1 */
+enum {
+ RMII_MODE_SHIFT = 0xe,
+ RMII_MODE_MASK = 1,
+ RMII_MODE = 1,
+
+ GMAC_CLK_SEL_SHIFT = 0xc,
+ GMAC_CLK_SEL_MASK = 3,
+ GMAC_CLK_SEL_125M = 0,
+ GMAC_CLK_SEL_25M = 0x3,
+ GMAC_CLK_SEL_2_5M = 0x2,
+
+ RMII_CLK_SEL_SHIFT = 0xb,
+ RMII_CLK_SEL_MASK = 1,
+ RMII_CLK_SEL_2_5M = 0,
+ RMII_CLK_SEL_25M,
+
+ GMAC_SPEED_SHIFT = 0xa,
+ GMAC_SPEED_MASK = 1,
+ GMAC_SPEED_10M = 0,
+ GMAC_SPEED_100M,
+
+ GMAC_FLOWCTRL_SHIFT = 0x9,
+ GMAC_FLOWCTRL_MASK = 1,
+
+ GMAC_PHY_INTF_SEL_SHIFT = 0x6,
+ GMAC_PHY_INTF_SEL_MASK = 0x7,
+ GMAC_PHY_INTF_SEL_RGMII = 0x1,
+ GMAC_PHY_INTF_SEL_RMII = 0x4,
+
+ HOST_REMAP_SHIFT = 0x5,
+ HOST_REMAP_MASK = 1
+};
+
/* GRF_SOC_CON2 */
enum {
UPCTL1_LPDDR3_ODT_EN_SHIFT = 0xd,
@@ -765,4 +799,23 @@ enum {
PWM_PWM = 0,
};
+/* GRF_SOC_CON3 */
+enum {
+ RXCLK_DLY_ENA_GMAC_SHIFT = 0xf,
+ RXCLK_DLY_ENA_GMAC_MASK = 1,
+ RXCLK_DLY_ENA_GMAC_DISABLE = 0,
+ RXCLK_DLY_ENA_GMAC_ENABLE,
+
+ TXCLK_DLY_ENA_GMAC_SHIFT = 0xe,
+ TXCLK_DLY_ENA_GMAC_MASK = 1,
+ TXCLK_DLY_ENA_GMAC_DISABLE = 0,
+ TXCLK_DLY_ENA_GMAC_ENABLE,
+
+ CLK_RX_DL_CFG_GMAC_SHIFT = 0x7,
+ CLK_RX_DL_CFG_GMAC_MASK = 0x7f,
+
+ CLK_TX_DL_CFG_GMAC_SHIFT = 0x0,
+ CLK_TX_DL_CFG_GMAC_MASK = 0x7f,
+};
+
#endif
diff --git a/drivers/clk/clk_rk3288.c b/drivers/clk/clk_rk3288.c
index 2a85e93a6c..a110a1c160 100644
--- a/drivers/clk/clk_rk3288.c
+++ b/drivers/clk/clk_rk3288.c
@@ -326,6 +326,17 @@ static int pll_para_config(ulong freq_hz, struct pll_div *div, uint *ext_div)
return 0;
}
+static int rockchip_mac_set_clk(struct rk3288_cru *cru,
+ int periph, uint freq)
+{
+ /* Assuming mac_clk is fed by an external clock */
+ rk_clrsetreg(&cru->cru_clksel_con[21],
+ RMII_EXTCLK_MASK << RMII_EXTCLK_SHIFT,
+ RMII_EXTCLK_SELECT_EXT_CLK << RMII_EXTCLK_SHIFT);
+
+ return 0;
+}
+
static int rockchip_vop_set_clk(struct rk3288_cru *cru, struct rk3288_grf *grf,
int periph, unsigned int rate_hz)
{
@@ -759,6 +770,9 @@ static ulong rk3288_set_periph_rate(struct udevice *dev, int periph, ulong rate)
new_rate = rockchip_spi_set_clk(cru, gclk_rate, periph, rate);
break;
#ifndef CONFIG_SPL_BUILD
+ case SCLK_MAC:
+ new_rate = rockchip_mac_set_clk(priv->cru, periph, rate);
+ break;
case DCLK_VOP0:
case DCLK_VOP1:
new_rate = rockchip_vop_set_clk(cru, priv->grf, periph, rate);
diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index 16731674e4..8858f0768a 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -24,7 +24,12 @@ DECLARE_GLOBAL_DATA_PTR;
static int dw_mdio_read(struct mii_dev *bus, int addr, int devad, int reg)
{
+#ifdef CONFIG_DM_ETH
+ struct dw_eth_dev *priv = dev_get_priv((struct udevice *)bus->priv);
+ struct eth_mac_regs *mac_p = priv->mac_regs_p;
+#else
struct eth_mac_regs *mac_p = bus->priv;
+#endif
ulong start;
u16 miiaddr;
int timeout = CONFIG_MDIO_TIMEOUT;
@@ -47,7 +52,12 @@ static int dw_mdio_read(struct mii_dev *bus, int addr, int devad, int reg)
static int dw_mdio_write(struct mii_dev *bus, int addr, int devad, int reg,
u16 val)
{
+#ifdef CONFIG_DM_ETH
+ struct dw_eth_dev *priv = dev_get_priv((struct udevice *)bus->priv);
+ struct eth_mac_regs *mac_p = priv->mac_regs_p;
+#else
struct eth_mac_regs *mac_p = bus->priv;
+#endif
ulong start;
u16 miiaddr;
int ret = -ETIMEDOUT, timeout = CONFIG_MDIO_TIMEOUT;
@@ -70,7 +80,41 @@ static int dw_mdio_write(struct mii_dev *bus, int addr, int devad, int reg,
return ret;
}
-static int dw_mdio_init(const char *name, struct eth_mac_regs *mac_regs_p)
+#if CONFIG_DM_ETH
+static int dw_mdio_reset(struct mii_dev *bus)
+{
+ struct udevice *dev = bus->priv;
+ struct dw_eth_dev *priv = dev_get_priv(dev);
+ struct dw_eth_pdata *pdata = dev_get_platdata(dev);
+ int ret;
+
+ if (!dm_gpio_is_valid(&priv->reset_gpio))
+ return 0;
+
+ /* reset the phy */
+ ret = dm_gpio_set_value(&priv->reset_gpio, 0);
+ if (ret)
+ return ret;
+
+ udelay(pdata->reset_delays[0]);
+
+ ret = dm_gpio_set_value(&priv->reset_gpio, 1);
+ if (ret)
+ return ret;
+
+ udelay(pdata->reset_delays[1]);
+
+ ret = dm_gpio_set_value(&priv->reset_gpio, 0);
+ if (ret)
+ return ret;
+
+ udelay(pdata->reset_delays[2]);
+
+ return 0;
+}
+#endif
+
+static int dw_mdio_init(const char *name, void *priv)
{
struct mii_dev *bus = mdio_alloc();
@@ -82,8 +126,11 @@ static int dw_mdio_init(const char *name, struct eth_mac_regs *mac_regs_p)
bus->read = dw_mdio_read;
bus->write = dw_mdio_write;
snprintf(bus->name, sizeof(bus->name), "%s", name);
+#ifdef CONFIG_DM_ETH
+ bus->reset = dw_mdio_reset;
+#endif
- bus->priv = (void *)mac_regs_p;
+ bus->priv = priv;
return mdio_register(bus);
}
@@ -611,7 +658,7 @@ static int designware_eth_probe(struct udevice *dev)
priv->interface = pdata->phy_interface;
priv->max_speed = pdata->max_speed;
- dw_mdio_init(dev->name, priv->mac_regs_p);
+ dw_mdio_init(dev->name, dev);
priv->bus = miiphy_get_dev_by_name(dev->name);
ret = dw_phy_init(priv, dev);
@@ -642,9 +689,13 @@ static const struct eth_ops designware_eth_ops = {
static int designware_eth_ofdata_to_platdata(struct udevice *dev)
{
- struct eth_pdata *pdata = dev_get_platdata(dev);
+ struct dw_eth_pdata *dw_pdata = dev_get_platdata(dev);
+ struct dw_eth_dev *priv = dev_get_priv(dev);
+ struct eth_pdata *pdata = &dw_pdata->eth_pdata;
const char *phy_mode;
const fdt32_t *cell;
+ int reset_flags = GPIOD_IS_OUT;
+ int ret = 0;
pdata->iobase = dev_get_addr(dev);
pdata->phy_interface = -1;
@@ -661,7 +712,20 @@ static int designware_eth_ofdata_to_platdata(struct udevice *dev)
if (cell)
pdata->max_speed = fdt32_to_cpu(*cell);
- return 0;
+ if (fdtdec_get_bool(gd->fdt_blob, dev->of_offset,
+ "snps,reset-active-low"))
+ reset_flags |= GPIOD_ACTIVE_LOW;
+
+ ret = gpio_request_by_name(dev, "snps,reset-gpio", 0,
+ &priv->reset_gpio, reset_flags);
+ if (ret == 0) {
+ ret = fdtdec_get_int_array(gd->fdt_blob, dev->of_offset,
+ "snps,reset-delays-us", dw_pdata->reset_delays, 3);
+ } else if (ret == -ENOENT) {
+ ret = 0;
+ }
+
+ return ret;
}
static const struct udevice_id designware_eth_ids[] = {
@@ -680,7 +744,7 @@ U_BOOT_DRIVER(eth_designware) = {
.remove = designware_eth_remove,
.ops = &designware_eth_ops,
.priv_auto_alloc_size = sizeof(struct dw_eth_dev),
- .platdata_auto_alloc_size = sizeof(struct eth_pdata),
+ .platdata_auto_alloc_size = sizeof(struct dw_eth_pdata),
.flags = DM_FLAG_ALLOC_PRIV_DMA,
};
diff --git a/drivers/net/designware.h b/drivers/net/designware.h
index d48df7bc59..51ba769cfb 100644
--- a/drivers/net/designware.h
+++ b/drivers/net/designware.h
@@ -8,6 +8,8 @@
#ifndef _DW_ETH_H
#define _DW_ETH_H
+#include <asm/gpio.h>
+
#define CONFIG_TX_DESCR_NUM 16
#define CONFIG_RX_DESCR_NUM 16
#define CONFIG_ETH_BUFSIZE 2048
@@ -232,8 +234,16 @@ struct dw_eth_dev {
#ifndef CONFIG_DM_ETH
struct eth_device *dev;
#endif
+ struct gpio_desc reset_gpio;
struct phy_device *phydev;
struct mii_dev *bus;
};
+#ifdef CONFIG_DM_ETH
+struct dw_eth_pdata {
+ struct eth_pdata eth_pdata;
+ u32 reset_delays[3];
+};
+#endif
+
#endif
diff --git a/drivers/pinctrl/rockchip/pinctrl_rk3288.c b/drivers/pinctrl/rockchip/pinctrl_rk3288.c
index 7c769bdb01..1fa1daa939 100644
--- a/drivers/pinctrl/rockchip/pinctrl_rk3288.c
+++ b/drivers/pinctrl/rockchip/pinctrl_rk3288.c
@@ -623,7 +623,7 @@ static int rk3288_pinctrl_set_state(struct udevice *dev, struct udevice *config)
{
const void *blob = gd->fdt_blob;
int pcfg_node, ret, flags, count, i;
- u32 cell[40], *ptr;
+ u32 cell[60], *ptr;
debug("%s: %s %s\n", __func__, dev->name, config->name);
ret = fdtdec_get_int_array_count(blob, config->of_offset,
generated by cgit (git 2.34.1) at 2024-12-24 12:39:27 +0000