int mdss_dsi_clk_init(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
dsi_byte_clk = clk_get(dev, "byte_clk");
if (IS_ERR(dsi_byte_clk)) {
pr_err("can't find dsi_byte_clk\n");
dsi_byte_clk = NULL;
goto mdss_dsi_clk_err;
}
dsi_pixel_clk = clk_get(dev, "pixel_clk");
if (IS_ERR(dsi_pixel_clk)) {
pr_err("can't find dsi_pixel_clk\n");
dsi_pixel_clk = NULL;
goto mdss_dsi_clk_err;
}
dsi_esc_clk = clk_get(dev, "core_clk");
if (IS_ERR(dsi_esc_clk)) {
pr_err("can't find dsi_esc_clk\n");
dsi_esc_clk = NULL;
goto mdss_dsi_clk_err;
}
return 0;
mdss_dsi_clk_err:
mdss_dsi_clk_deinit(dev);
return -EPERM;
}
int mdss_dsi_clk_init(struct platform_device *pdev,
struct mdss_dsi_ctrl_pdata *ctrl_pdata)
{
struct device *dev = NULL;
int rc = 0;
if (!pdev) {
pr_err("%s: Invalid pdev\n", __func__);
goto mdss_dsi_clk_err;
}
dev = &pdev->dev;
ctrl_pdata->ahb_clk = clk_get(dev, "iface_clk");
if (IS_ERR(ctrl_pdata->ahb_clk)) {
rc = PTR_ERR(ctrl_pdata->ahb_clk);
pr_err("%s: Unable to get mdss ahb clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl_pdata->axi_clk = clk_get(dev, "bus_clk");
if (IS_ERR(ctrl_pdata->axi_clk)) {
rc = PTR_ERR(ctrl_pdata->axi_clk);
pr_err("%s: Unable to get axi bus clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl_pdata->byte_clk = clk_get(dev, "byte_clk");
if (IS_ERR(ctrl_pdata->byte_clk)) {
rc = PTR_ERR(ctrl_pdata->byte_clk);
pr_err("%s: can't find dsi_byte_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->byte_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl_pdata->pixel_clk = clk_get(dev, "pixel_clk");
if (IS_ERR(ctrl_pdata->pixel_clk)) {
rc = PTR_ERR(ctrl_pdata->pixel_clk);
pr_err("%s: can't find dsi_pixel_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->pixel_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl_pdata->esc_clk = clk_get(dev, "core_clk");
if (IS_ERR(ctrl_pdata->esc_clk)) {
rc = PTR_ERR(ctrl_pdata->esc_clk);
pr_err("%s: can't find dsi_esc_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->esc_clk = NULL;
goto mdss_dsi_clk_err;
}
mdss_dsi_clk_err:
if (rc)
mdss_dsi_clk_deinit(ctrl_pdata);
return rc;
}
int mdss_dsi_clk_init(struct platform_device *pdev,
struct mdss_dsi_ctrl_pdata *ctrl)
{
struct device *dev = NULL;
int rc = 0;
if (!pdev) {
pr_err("%s: Invalid pdev\n", __func__);
goto mdss_dsi_clk_err;
}
dev = &pdev->dev;
ctrl->mdp_core_clk = clk_get(dev, "mdp_core_clk");
if (IS_ERR(ctrl->mdp_core_clk)) {
rc = PTR_ERR(ctrl->mdp_core_clk);
pr_err("%s: Unable to get mdp core clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl->ahb_clk = clk_get(dev, "iface_clk");
if (IS_ERR(ctrl->ahb_clk)) {
rc = PTR_ERR(ctrl->ahb_clk);
pr_err("%s: Unable to get mdss ahb clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl->axi_clk = clk_get(dev, "bus_clk");
if (IS_ERR(ctrl->axi_clk)) {
rc = PTR_ERR(ctrl->axi_clk);
pr_err("%s: Unable to get axi bus clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
if ((ctrl->panel_data.panel_info.type == MIPI_CMD_PANEL) ||
ctrl->panel_data.panel_info.mipi.dynamic_switch_enabled ||
ctrl->panel_data.panel_info.ulps_suspend_enabled) {
ctrl->mmss_misc_ahb_clk = clk_get(dev, "core_mmss_clk");
if (IS_ERR(ctrl->mmss_misc_ahb_clk)) {
ctrl->mmss_misc_ahb_clk = NULL;
pr_info("%s: Unable to get mmss misc ahb clk\n",
__func__);
}
}
ctrl->byte_clk = clk_get(dev, "byte_clk");
if (IS_ERR(ctrl->byte_clk)) {
rc = PTR_ERR(ctrl->byte_clk);
pr_err("%s: can't find dsi_byte_clk. rc=%d\n",
__func__, rc);
ctrl->byte_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl->pixel_clk = clk_get(dev, "pixel_clk");
if (IS_ERR(ctrl->pixel_clk)) {
rc = PTR_ERR(ctrl->pixel_clk);
pr_err("%s: can't find dsi_pixel_clk. rc=%d\n",
__func__, rc);
ctrl->pixel_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl->esc_clk = clk_get(dev, "core_clk");
if (IS_ERR(ctrl->esc_clk)) {
rc = PTR_ERR(ctrl->esc_clk);
pr_err("%s: can't find dsi_esc_clk. rc=%d\n",
__func__, rc);
ctrl->esc_clk = NULL;
goto mdss_dsi_clk_err;
}
mdss_dsi_clk_err:
if (rc)
mdss_dsi_clk_deinit(ctrl);
return rc;
}
int mdss_dsi_clk_init(struct platform_device *pdev,
struct mdss_dsi_ctrl_pdata *ctrl_pdata)
{
struct device *dev = NULL;
int rc = 0;
if (!pdev) {
pr_err("%s: Invalid pdev\n", __func__);
goto mdss_dsi_clk_err;
}
dev = &pdev->dev;
ctrl_pdata->mdp_core_clk = clk_get(dev, "mdp_core_clk");
if (IS_ERR(ctrl_pdata->mdp_core_clk)) {
rc = PTR_ERR(ctrl_pdata->mdp_core_clk);
pr_err("%s: Unable to get mdp core clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl_pdata->ahb_clk = clk_get(dev, "iface_clk");
if (IS_ERR(ctrl_pdata->ahb_clk)) {
rc = PTR_ERR(ctrl_pdata->ahb_clk);
pr_err("%s: Unable to get mdss ahb clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl_pdata->axi_clk = clk_get(dev, "bus_clk");
if (IS_ERR(ctrl_pdata->axi_clk)) {
rc = PTR_ERR(ctrl_pdata->axi_clk);
pr_err("%s: Unable to get axi bus clk. rc=%d\n",
__func__, rc);
goto mdss_dsi_clk_err;
}
ctrl_pdata->byte_clk = clk_get(dev, "byte_clk");
if (IS_ERR(ctrl_pdata->byte_clk)) {
rc = PTR_ERR(ctrl_pdata->byte_clk);
pr_err("%s: can't find dsi_byte_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->byte_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl_pdata->pixel_clk = clk_get(dev, "pixel_clk");
if (IS_ERR(ctrl_pdata->pixel_clk)) {
rc = PTR_ERR(ctrl_pdata->pixel_clk);
pr_err("%s: can't find dsi_pixel_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->pixel_clk = NULL;
goto mdss_dsi_clk_err;
}
ctrl_pdata->esc_clk = clk_get(dev, "core_clk");
if (IS_ERR(ctrl_pdata->esc_clk)) {
rc = PTR_ERR(ctrl_pdata->esc_clk);
pr_err("%s: can't find dsi_esc_clk. rc=%d\n",
__func__, rc);
ctrl_pdata->esc_clk = NULL;
goto mdss_dsi_clk_err;
}
if (ctrl_pdata->shared_pdata.broadcast_enable) {
if (ctrl_pdata->panel_data.panel_info.pdest
== DISPLAY_1) {
pr_info("%s: Broadcast mode enabled.\n",
__func__);
left_ctrl = ctrl_pdata;
}
}
mdss_dsi_clk_err:
if (rc)
mdss_dsi_clk_deinit(ctrl_pdata);
return rc;
}
