static __init void omapl138_hawk_config_emac(void)
{
void __iomem *cfgchip3 = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
int ret;
u32 val;
struct davinci_soc_info *soc_info = &davinci_soc_info;
val = __raw_readl(cfgchip3);
val &= ~BIT(8);
ret = davinci_cfg_reg_list(omapl138_hawk_mii_pins);
if (ret) {
pr_warning("%s: cpgmac/mii mux setup failed: %d\n",
__func__, ret);
return;
}
/* configure the CFGCHIP3 register for MII */
__raw_writel(val, cfgchip3);
pr_info("EMAC: MII PHY configured\n");
soc_info->emac_pdata->phy_id = HAWKBOARD_PHY_ID;
ret = da8xx_register_emac();
if (ret)
pr_warning("%s: emac registration failed: %d\n",
__func__, ret);
}
static int __init da850_evm_config_emac(void)
{
void __iomem *cfg_chip3_base;
int ret;
u32 val;
struct davinci_soc_info *soc_info = &davinci_soc_info;
u8 rmii_en = soc_info->emac_pdata->rmii_en;
if (!machine_is_davinci_da850_evm())
return 0;
cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
val = __raw_readl(cfg_chip3_base);
if (rmii_en) {
val |= BIT(8);
ret = davinci_cfg_reg_list(da850_rmii_pins);
pr_info("EMAC: RMII PHY configured, MII PHY will not be"
" functional\n");
} else {
val &= ~BIT(8);
ret = davinci_cfg_reg_list(da850_cpgmac_pins);
pr_info("EMAC: MII PHY configured, RMII PHY will not be"
" functional\n");
}
if (ret)
pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
ret);
/* configure the CFGCHIP3 register for RMII or MII */
__raw_writel(val, cfg_chip3_base);
ret = davinci_cfg_reg(DA850_GPIO2_6);
if (ret)
pr_warning("da850_evm_init:GPIO(2,6) mux setup "
"failed\n");
ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
if (ret) {
pr_warning("Cannot open GPIO %d\n",
DA850_MII_MDIO_CLKEN_PIN);
return ret;
}
/* Enable/Disable MII MDIO clock */
gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
soc_info->emac_pdata->phy_mask = DA850_EVM_PHY_MASK;
soc_info->emac_pdata->mdio_max_freq = DA850_EVM_MDIO_FREQUENCY;
ret = da8xx_register_emac();
if (ret)
pr_warning("da850_evm_init: emac registration failed: %d\n",
ret);
return 0;
}
static __init void da830_evm_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
int ret;
ret = da830_register_edma(da830_edma_rsv);
if (ret)
pr_warning("da830_evm_init: edma registration failed: %d\n",
ret);
ret = davinci_cfg_reg_list(da830_i2c0_pins);
if (ret)
pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n",
ret);
ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
if (ret)
pr_warning("da830_evm_init: i2c0 registration failed: %d\n",
ret);
da830_evm_usb_init();
soc_info->emac_pdata->phy_mask = DA830_EVM_PHY_MASK;
soc_info->emac_pdata->mdio_max_freq = DA830_EVM_MDIO_FREQUENCY;
soc_info->emac_pdata->rmii_en = 1;
ret = davinci_cfg_reg_list(da830_cpgmac_pins);
if (ret)
pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n",
ret);
ret = da8xx_register_emac();
if (ret)
pr_warning("da830_evm_init: emac registration failed: %d\n",
ret);
ret = da8xx_register_watchdog();
if (ret)
pr_warning("da830_evm_init: watchdog registration failed: %d\n",
ret);
davinci_serial_init(&da830_evm_uart_config);
i2c_register_board_info(1, da830_evm_i2c_devices,
ARRAY_SIZE(da830_evm_i2c_devices));
ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
if (ret)
pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n",
ret);
da8xx_register_mcasp(1, &da830_evm_snd_data);
da830_evm_init_mmc();
ret = da8xx_register_rtc();
if (ret)
pr_warning("da830_evm_init: rtc setup failed: %d\n", ret);
}
static void __init mityomapl138_config_emac(void)
{
void __iomem *cfg_chip3_base;
int ret;
u32 val;
struct davinci_soc_info *soc_info = &davinci_soc_info;
soc_info->emac_pdata->rmii_en = 0; /* hardcoded for now */
cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
val = __raw_readl(cfg_chip3_base);
if (soc_info->emac_pdata->rmii_en) {
val |= BIT(8);
ret = davinci_cfg_reg_list(mityomap_rmii_pins);
pr_info("RMII PHY configured\n");
} else {
val &= ~BIT(8);
ret = davinci_cfg_reg_list(mityomap_mii_pins);
pr_info("MII PHY configured\n");
}
if (ret) {
pr_warning("mii/rmii mux setup failed: %d\n", ret);
return;
}
/* configure the CFGCHIP3 register for RMII or MII */
__raw_writel(val, cfg_chip3_base);
soc_info->emac_pdata->phy_id = MITYOMAPL138_PHY_ID;
ret = da8xx_register_emac();
if (ret)
pr_warning("emac registration failed: %d\n", ret);
}
/**
* da850_enable_pca9543a() - Enable/Disable I2C switch PCA9543A for sensor
* @en: enable/disable flag
*/
static int da850_enable_pca9543a(int en)
{
static char val = 1;
int status = 1;
struct i2c_msg msg = {
.flags = 0,
.len = 1,
.buf = &val,
};
pr_info("da850evm_enable_pca9543a\n");
if (!en)
val = 0;
if (!pca9543a)
return -ENXIO;
msg.addr = pca9543a->addr;
/* turn i2c switch, pca9543a, on/off */
status = i2c_transfer(pca9543a->adapter, &msg, 1);
if (status == 1)
status = 0;
return status;
}
static const short da850_evm_mii_pins[] = {
DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
DA850_MDIO_D,
-1
};
static const short da850_evm_rmii_pins[] = {
DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
DA850_MDIO_D,
-1
};
static int __init da850_evm_config_emac(void)
{
void __iomem *cfg_chip3_base;
int ret;
u32 val;
struct davinci_soc_info *soc_info = &davinci_soc_info;
u8 rmii_en = soc_info->emac_pdata->rmii_en;
if (!machine_is_davinci_da850_evm())
return 0;
cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
val = __raw_readl(cfg_chip3_base);
if (rmii_en) {
val |= BIT(8);
ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
pr_info("EMAC: RMII PHY configured, MII PHY will not be"
" functional\n");
} else {
val &= ~BIT(8);
ret = davinci_cfg_reg_list(da850_evm_mii_pins);
pr_info("EMAC: MII PHY configured, RMII PHY will not be"
" functional\n");
}
if (ret)
pr_warning("da850_evm_init: cpgmac/rmii mux setup failed: %d\n",
ret);
/* configure the CFGCHIP3 register for RMII or MII */
__raw_writel(val, cfg_chip3_base);
ret = davinci_cfg_reg(DA850_GPIO2_6);
if (ret)
pr_warning("da850_evm_init:GPIO(2,6) mux setup "
"failed\n");
ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
if (ret) {
pr_warning("Cannot open GPIO %d\n",
DA850_MII_MDIO_CLKEN_PIN);
return ret;
}
/* Enable/Disable MII MDIO clock */
gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
ret = da8xx_register_emac();
if (ret)
pr_warning("da850_evm_init: emac registration failed: %d\n",
ret);
return 0;
}
static __init void da830_evm_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
int ret;
ret = da830_register_edma(da830_edma_rsv);
if (ret)
pr_warning("da830_evm_init: edma registration failed: %d\n",
ret);
ret = davinci_cfg_reg_list(da830_i2c0_pins);
if (ret)
pr_warning("da830_evm_init: i2c0 mux setup failed: %d\n",
ret);
ret = da8xx_register_i2c(0, &da830_evm_i2c_0_pdata);
if (ret)
pr_warning("da830_evm_init: i2c0 registration failed: %d\n",
ret);
da830_evm_usb_init();
soc_info->emac_pdata->rmii_en = 1;
soc_info->emac_pdata->phy_id = DA830_EVM_PHY_ID;
ret = davinci_cfg_reg_list(da830_cpgmac_pins);
if (ret)
pr_warning("da830_evm_init: cpgmac mux setup failed: %d\n",
ret);
ret = da8xx_register_emac();
if (ret)
pr_warning("da830_evm_init: emac registration failed: %d\n",
ret);
ret = da8xx_register_watchdog();
if (ret)
pr_warning("da830_evm_init: watchdog registration failed: %d\n",
ret);
davinci_serial_init(da8xx_serial_device);
i2c_register_board_info(1, da830_evm_i2c_devices,
ARRAY_SIZE(da830_evm_i2c_devices));
ret = davinci_cfg_reg_list(da830_evm_mcasp1_pins);
if (ret)
pr_warning("da830_evm_init: mcasp1 mux setup failed: %d\n",
ret);
da8xx_register_mcasp(1, &da830_evm_snd_data);
da830_evm_init_mmc();
ret = da8xx_register_rtc();
if (ret)
pr_warning("da830_evm_init: rtc setup failed: %d\n", ret);
ret = spi_register_board_info(da830evm_spi_info,
ARRAY_SIZE(da830evm_spi_info));
if (ret)
pr_warn("%s: spi info registration failed: %d\n", __func__,
ret);
ret = da8xx_register_spi_bus(0, ARRAY_SIZE(da830evm_spi_info));
if (ret)
pr_warning("da830_evm_init: spi 0 registration failed: %d\n",
ret);
}
