diff options
Diffstat (limited to 'drivers/net/dwc_eth_qos.c')
| -rw-r--r-- | drivers/net/dwc_eth_qos.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index afc47b56ff5..112deb546de 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -774,10 +774,13 @@ static int eqos_start(struct udevice *dev) pr_err("eqos_calibrate_pads() failed: %d", ret); goto err_stop_resets; } - rate = eqos->config->ops->eqos_get_tick_clk_rate(dev); - val = (rate / 1000000) - 1; - writel(val, &eqos->mac_regs->us_tic_counter); + if (eqos->config->ops->eqos_get_tick_clk_rate) { + rate = eqos->config->ops->eqos_get_tick_clk_rate(dev); + + val = (rate / 1000000) - 1; + writel(val, &eqos->mac_regs->us_tic_counter); + } /* * if PHY was already connected and configured, @@ -849,12 +852,19 @@ static int eqos_start(struct udevice *dev) rx_fifo_sz = (val >> EQOS_MAC_HW_FEATURE1_RXFIFOSIZE_SHIFT) & EQOS_MAC_HW_FEATURE1_RXFIFOSIZE_MASK; - /* - * r/tx_fifo_sz is encoded as log2(n / 128). Undo that by shifting. - * r/tqs is encoded as (n / 256) - 1. - */ - tqs = (128 << tx_fifo_sz) / 256 - 1; - rqs = (128 << rx_fifo_sz) / 256 - 1; + /* r/tx_fifo_sz is encoded as log2(n / 128). Undo that by shifting */ + tx_fifo_sz = 128 << tx_fifo_sz; + rx_fifo_sz = 128 << rx_fifo_sz; + + /* Allow platform to override TX/RX fifo size */ + if (eqos->tx_fifo_sz) + tx_fifo_sz = eqos->tx_fifo_sz; + if (eqos->rx_fifo_sz) + rx_fifo_sz = eqos->rx_fifo_sz; + + /* r/tqs is encoded as (n / 256) - 1 */ + tqs = tx_fifo_sz / 256 - 1; + rqs = rx_fifo_sz / 256 - 1; clrsetbits_le32(&eqos->mtl_regs->txq0_operation_mode, EQOS_MTL_TXQ0_OPERATION_MODE_TQS_MASK << @@ -1702,6 +1712,13 @@ static const struct udevice_id eqos_ids[] = { }, #endif +#if IS_ENABLED(CONFIG_DWC_ETH_QOS_QCOM) + { + .compatible = "qcom,qcs404-ethqos", + .data = (ulong)&eqos_qcom_config + }, +#endif + { } }; |