disp: msm: dsi: add new PHY and PLL version files

Change adds the new files for DSI PHY version 5 and 4nm
DSI PLL.

Change-Id: I97712d6ce53a60a6fae1c8331b6ba9a5d17b8d34
Signed-off-by: Shashank Babu Chinta Venkata <quic_schintav@quicinc.com>

msm/dsi/dsi_pll.c

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2021-2022 Qualcomm Innovation Center, Inc. All rights reserved.
  */
 
 #define pr_fmt(fmt)	"%s: " fmt, __func__
@@ -23,6 +24,9 @@ static int dsi_pll_clock_register(struct platform_device *pdev,
 	case DSI_PLL_5NM:
 		rc = dsi_pll_clock_register_5nm(pdev, pll_res);
 		break;
+	case DSI_PLL_4NM:
+		rc = dsi_pll_clock_register_4nm(pdev, pll_res);
+		break;
 	default:
 		rc = -EINVAL;
 		break;
@@ -265,12 +269,10 @@ int dsi_pll_init(struct platform_device *pdev, struct dsi_pll_resource **pll)
 
 	DSI_PLL_INFO(pll_res, "DSI pll label = %s\n", label);
 
-	/**
-	  * Currently, Only supports 5nm. Will add
-	  * support for other versions as needed.
-	  */
 
-	if (!strcmp(label, "dsi_pll_5nm"))
+	if (!strcmp(label, "dsi_pll_4nm"))
+		pll_res->pll_revision = DSI_PLL_4NM;
+	else if (!strcmp(label, "dsi_pll_5nm"))
 		pll_res->pll_revision = DSI_PLL_5NM;
 	else
 		return -ENOTSUPP;