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path: root/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
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Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/hdmi_pll.c')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/hdmi_pll.c46
1 files changed, 16 insertions, 30 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c b/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
index 46239358655a..eea719243eaf 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_pll.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* HDMI PLL
*
- * Copyright (C) 2013 Texas Instruments Incorporated
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
+ * Copyright (C) 2013 Texas Instruments Incorporated - https://www.ti.com/
*/
#define DSS_SUBSYS_NAME "HDMIPLL"
@@ -48,7 +45,7 @@ static int hdmi_pll_enable(struct dss_pll *dsspll)
r = pm_runtime_get_sync(&pll->pdev->dev);
WARN_ON(r < 0);
- dss_ctrl_pll_enable(DSS_PLL_HDMI, true);
+ dss_ctrl_pll_enable(dsspll, true);
r = hdmi_wp_set_pll_pwr(wp, HDMI_PLLPWRCMD_BOTHON_ALLCLKS);
if (r)
@@ -65,13 +62,13 @@ static void hdmi_pll_disable(struct dss_pll *dsspll)
hdmi_wp_set_pll_pwr(wp, HDMI_PLLPWRCMD_ALLOFF);
- dss_ctrl_pll_enable(DSS_PLL_HDMI, false);
+ dss_ctrl_pll_enable(dsspll, false);
r = pm_runtime_put_sync(&pll->pdev->dev);
WARN_ON(r < 0 && r != -ENOSYS);
}
-static const struct dss_pll_ops dsi_pll_ops = {
+static const struct dss_pll_ops hdmi_pll_ops = {
.enable = hdmi_pll_enable,
.disable = hdmi_pll_disable,
.set_config = dss_pll_write_config_type_b,
@@ -128,7 +125,9 @@ static const struct dss_pll_hw dss_omap5_hdmi_pll_hw = {
.has_refsel = true,
};
-static int dsi_init_pll_data(struct platform_device *pdev, struct hdmi_pll_data *hpll)
+static int hdmi_init_pll_data(struct dss_device *dss,
+ struct platform_device *pdev,
+ struct hdmi_pll_data *hpll)
{
struct dss_pll *pll = &hpll->pll;
struct clk *clk;
@@ -145,46 +144,33 @@ static int dsi_init_pll_data(struct platform_device *pdev, struct hdmi_pll_data
pll->base = hpll->base;
pll->clkin = clk;
- switch (omapdss_get_version()) {
- case OMAPDSS_VER_OMAP4430_ES1:
- case OMAPDSS_VER_OMAP4430_ES2:
- case OMAPDSS_VER_OMAP4:
+ if (hpll->wp->version == 4)
pll->hw = &dss_omap4_hdmi_pll_hw;
- break;
-
- case OMAPDSS_VER_OMAP5:
- case OMAPDSS_VER_DRA7xx:
+ else
pll->hw = &dss_omap5_hdmi_pll_hw;
- break;
-
- default:
- return -ENODEV;
- }
- pll->ops = &dsi_pll_ops;
+ pll->ops = &hdmi_pll_ops;
- r = dss_pll_register(pll);
+ r = dss_pll_register(dss, pll);
if (r)
return r;
return 0;
}
-int hdmi_pll_init(struct platform_device *pdev, struct hdmi_pll_data *pll,
- struct hdmi_wp_data *wp)
+int hdmi_pll_init(struct dss_device *dss, struct platform_device *pdev,
+ struct hdmi_pll_data *pll, struct hdmi_wp_data *wp)
{
int r;
- struct resource *res;
pll->pdev = pdev;
pll->wp = wp;
- res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pll");
- pll->base = devm_ioremap_resource(&pdev->dev, res);
+ pll->base = devm_platform_ioremap_resource_byname(pdev, "pll");
if (IS_ERR(pll->base))
return PTR_ERR(pll->base);
- r = dsi_init_pll_data(pdev, pll);
+ r = hdmi_init_pll_data(dss, pdev, pll);
if (r) {
DSSERR("failed to init HDMI PLL\n");
return r;