clk: at91: Use dev_read_addr_ptr()

Replace devfdt_get_addr_ptr() with dev_read_addr_ptr() when retrieving the
register base address.

dev_read_addr_ptr() supports both live device tree and flat DT backends,
avoiding direct dependency on devfdt_* helpers.

No functional changes.

Signed-off-by: Peng Fan <[email protected]>
Tested-by: Manikandan Muralidharan <[email protected]>

5 files changed, 12 insertions, 9 deletions

diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c
index 2251e2846fa..0d0e39db57e 100644
--- a/drivers/clk/at91/sam9x60.c
+++ b/drivers/clk/at91/sam9x60.c
@@ -426,7 +426,7 @@ static const struct pmc_clk_setup sam9x60_clk_setup[] = {
 
 static int sam9x60_clk_probe(struct udevice *dev)
 {
-	void __iomem *base = (void *)devfdt_get_addr_ptr(dev);
+	void __iomem *base = dev_read_addr_ptr(dev);
 	unsigned int *clkmuxallocs[64], *muxallocs[64];
 	const char *p[10];
 	unsigned int cm[10], m[10], *tmpclkmux, *tmpmux;
diff --git a/drivers/clk/at91/sam9x7.c b/drivers/clk/at91/sam9x7.c
index 9ea253e6ff8..93f899b6617 100644
--- a/drivers/clk/at91/sam9x7.c
+++ b/drivers/clk/at91/sam9x7.c
@@ -817,7 +817,7 @@ static const struct {
 
 static int sam9x7_clk_probe(struct udevice *dev)
 {
-	void __iomem *base = (void *)devfdt_get_addr_ptr(dev);
+	void __iomem *base = dev_read_addr_ptr(dev);
 	unsigned int *clkmuxallocs[64], *muxallocs[64];
 	const char *p[10];
 	unsigned int cm[10], m[10], *tmpclkmux, *tmpmux;
diff --git a/drivers/clk/at91/sama7d65.c b/drivers/clk/at91/sama7d65.c
index 9f0b394543b..0c17a8cf67b 100644
--- a/drivers/clk/at91/sama7d65.c
+++ b/drivers/clk/at91/sama7d65.c
@@ -1176,7 +1176,7 @@ static const struct pmc_clk_setup sama7d65_clk_setup[] = {
 
 static int sama7d65_clk_probe(struct udevice *dev)
 {
-	void __iomem *base = (void *)devfdt_get_addr(dev);
+	void __iomem *base = dev_read_addr_ptr(dev);
 	unsigned int *clkmuxallocs[SAMA7D65_MAX_MUX_ALLOCS];
 	unsigned int *muxallocs[SAMA7D65_MAX_MUX_ALLOCS];
 	const char *p[12];
@@ -1185,8 +1185,8 @@ static int sama7d65_clk_probe(struct udevice *dev)
 	bool main_osc_bypass;
 	int ret, muxallocindex = 0, clkmuxallocindex = 0, i, j;
 
-	if (IS_ERR(base))
-		return PTR_ERR(base);
+	if (!base)
+		return -EINVAL;
 
 	memset(muxallocs,    0, ARRAY_SIZE(muxallocs));
 	memset(clkmuxallocs, 0, ARRAY_SIZE(clkmuxallocs));
diff --git a/drivers/clk/at91/sama7g5.c b/drivers/clk/at91/sama7g5.c
index f24d251857f..c436038aed2 100644
--- a/drivers/clk/at91/sama7g5.c
+++ b/drivers/clk/at91/sama7g5.c
@@ -1109,7 +1109,7 @@ static const struct pmc_clk_setup sama7g5_clk_setup[] = {
 
 static int sama7g5_clk_probe(struct udevice *dev)
 {
-	void __iomem *base = devfdt_get_addr_ptr(dev);
+	void __iomem *base = dev_read_addr_ptr(dev);
 	unsigned int *clkmuxallocs[SAMA7G5_MAX_MUX_ALLOCS];
 	unsigned int *muxallocs[SAMA7G5_MAX_MUX_ALLOCS];
 	const char *p[10];
@@ -1118,8 +1118,8 @@ static int sama7g5_clk_probe(struct udevice *dev)
 	bool main_osc_bypass;
 	int ret, muxallocindex = 0, clkmuxallocindex = 0, i, j;
 
-	if (IS_ERR(base))
-		return PTR_ERR(base);
+	if (!base)
+		return -EINVAL;
 
 	memset(muxallocs,    0, sizeof(muxallocs));
 	memset(clkmuxallocs, 0, sizeof(clkmuxallocs));
diff --git a/drivers/clk/at91/sckc.c b/drivers/clk/at91/sckc.c
index dcaffd360fd..410bc088248 100644
--- a/drivers/clk/at91/sckc.c
+++ b/drivers/clk/at91/sckc.c
@@ -124,12 +124,15 @@ U_BOOT_DRIVER(at91_sam9x60_td_slck) = {
 static int at91_sam9x60_sckc_probe(struct udevice *dev)
 {
 	struct sam9x60_sckc *sckc = dev_get_priv(dev);
-	void __iomem *base = devfdt_get_addr_ptr(dev);
+	void __iomem *base = dev_read_addr_ptr(dev);
 	const char *slow_rc_osc, *slow_osc;
 	const char *parents[2];
 	struct clk *clk, c;
 	int ret;
 
+	if (!base)
+		return -EINVAL;
+
 	ret = clk_get_by_index(dev, 0, &c);
 	if (ret)
 		return ret;