Merge git://git.denx.de/u-boot-rockchip

This commit is contained in:
Tom Rini
2016-05-27 15:48:53 -04:00
8 changed files with 182 additions and 8 deletions

View File

@@ -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);

View File

@@ -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,
};

View File

@@ -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

View File

@@ -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,