From patchwork Mon May 11 07:06:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Wu X-Patchwork-Id: 245543 List-Id: U-Boot discussion From: david.wu at rock-chips.com (David Wu) Date: Mon, 11 May 2020 15:06:37 +0800 Subject: [PATCH v2 06/11] net: dwc_eth_qos: make eqos_start_clks and eqos_stop_clks optional In-Reply-To: <20200511070041.12254-1-david.wu@rock-chips.com> References: <20200511070041.12254-1-david.wu@rock-chips.com> Message-ID: <20200511070637.12542-1-david.wu@rock-chips.com> If there are definitions for eqos_start_clks and eqos_stop_clks, then call these callback function. Signed-off-by: David Wu --- Changes in v2: - None drivers/net/dwc_eth_qos.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c index c6a1eed7de..86e5a01d44 100644 --- a/drivers/net/dwc_eth_qos.c +++ b/drivers/net/dwc_eth_qos.c @@ -1060,10 +1060,12 @@ static int eqos_init(struct udevice *dev) debug("%s(dev=%p):\n", __func__, dev); - ret = eqos->config->ops->eqos_start_clks(dev); - if (ret < 0) { - pr_err("eqos_start_clks() failed: %d", ret); - goto err; + if (eqos->config->ops->eqos_start_clks) { + ret = eqos->config->ops->eqos_start_clks(dev); + if (ret < 0) { + pr_err("eqos_start_clks() failed: %d", ret); + goto err; + } } ret = eqos->config->ops->eqos_start_resets(dev); @@ -1146,7 +1148,8 @@ err_shutdown_phy: err_stop_resets: eqos->config->ops->eqos_stop_resets(dev); err_stop_clks: - eqos->config->ops->eqos_stop_clks(dev); + if (eqos->config->ops->eqos_stop_clks) + eqos->config->ops->eqos_stop_clks(dev); err: pr_err("FAILED: %d", ret); return ret; @@ -1427,7 +1430,8 @@ static void eqos_stop(struct udevice *dev) phy_shutdown(eqos->phy); } eqos->config->ops->eqos_stop_resets(dev); - eqos->config->ops->eqos_stop_clks(dev); + if (eqos->config->ops->eqos_stop_clks) + eqos->config->ops->eqos_stop_clks(dev); debug("%s: OK\n", __func__); }