From: Peng Fan <peng.fan@nxp.com>
Date: Tue, 1 Oct 2024 13:07:53 +0000 (+0800)
Subject: mmc: fsl_esdhc_imx: Enable AHB/IPG clk with clk bulk API
X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/git-favicon.png?a=commitdiff_plain;h=76332fae769acbba49751827ce126b0cb1014b48;p=u-boot.git

mmc: fsl_esdhc_imx: Enable AHB/IPG clk with clk bulk API

With partition reset supported for i.MX8QM/QXP/95 and etc, when linux
mmc runtime suspended, the mmc clks are gated off. While at same time
system controller reset Cortex-A cores because of various reasons(
WDOG timeout and etc), with SPL run again, only enable PER clk is not
enough, also need to enable AHB/IPG clk, here use clk bulk API to enable
all the clocks.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
---

diff --git a/drivers/mmc/fsl_esdhc_imx.c b/drivers/mmc/fsl_esdhc_imx.c
index 03de7dcd50..0ced796ff4 100644
--- a/drivers/mmc/fsl_esdhc_imx.c
+++ b/drivers/mmc/fsl_esdhc_imx.c
@@ -148,6 +148,7 @@ struct fsl_esdhc_priv {
 	struct fsl_esdhc *esdhc_regs;
 	unsigned int sdhc_clk;
 	struct clk per_clk;
+	struct clk_bulk clk_bulk;
 	unsigned int clock;
 	unsigned int mode;
 #if !CONFIG_IS_ENABLED(DM_MMC)
@@ -1521,14 +1522,21 @@ static int fsl_esdhc_probe(struct udevice *dev)
 
 #if CONFIG_IS_ENABLED(CLK)
 	/* Assigned clock already set clock */
-	ret = clk_get_by_name(dev, "per", &priv->per_clk);
+	ret = clk_get_bulk(dev, &priv->clk_bulk);
 	if (ret) {
-		printf("Failed to get per_clk\n");
+		dev_err(dev, "Failed to get clks: %d\n", ret);
 		return ret;
 	}
-	ret = clk_enable(&priv->per_clk);
+
+	ret = clk_enable_bulk(&priv->clk_bulk);
 	if (ret) {
-		printf("Failed to enable per_clk\n");
+		dev_err(dev, "Failed to enable clks: %d\n", ret);
+		return ret;
+	}
+
+	ret = clk_get_by_name(dev, "per", &priv->per_clk);
+	if (ret) {
+		printf("Failed to get per_clk\n");
 		return ret;
 	}