-----Original Message----- From: Sagar Kadam sagar.kadam@sifive.com Sent: 26 May 2020 22:39 To: u-boot@lists.denx.de; rick@andestech.com; lukma@denx.de Cc: jagan@amarulasolutions.com; bmeng.cn@gmail.com; Pragnesh Patel pragnesh.patel@sifive.com; seanga2@gmail.com; Sagar Kadam sagar.kadam@sifive.com Subject: [PATCH v2 1/4] fu540: prci: add request and free clock handlers
Add clk_request handler to check if a valid clock is requested, Here clk_free handler is added for debug purpose which will display details of clock passed to clk_free.
Signed-off-by: Sagar Shrikant Kadam sagar.kadam@sifive.com
drivers/clk/sifive/fu540-prci.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
Reviewed-by: Pragnesh Patel pragnesh.patel@sifive.com
diff --git a/drivers/clk/sifive/fu540-prci.c b/drivers/clk/sifive/fu540-prci.c index 67e21b6..bf50ea2 100644 --- a/drivers/clk/sifive/fu540-prci.c +++ b/drivers/clk/sifive/fu540-prci.c @@ -581,6 +581,25 @@ static ulong sifive_fu540_prci_set_rate(struct clk *clk, ulong rate) return rate; }
+static int sifive_fu540_prci_clk_request(struct clk *clk) {
- debug("%s(clk=%p) (dev=%p, id=%lu)\n", __func__, clk, clk->dev,
clk->id);- if (clk->id >= ARRAY_SIZE(__prci_init_clocks))
return -EINVAL;- return 0;
+}
+static int sifive_fu540_prci_clk_free(struct clk *clk) {
- debug("%s(clk=%p) (dev=%p, id=%lu)\n", __func__, clk, clk->dev,
clk->id);- return 0;
+}
static int sifive_fu540_prci_probe(struct udevice *dev) { int i, err; @@ -612,6 +631,8 @@ static int sifive_fu540_prci_probe(struct udevice *dev) static struct clk_ops sifive_fu540_prci_ops = { .set_rate = sifive_fu540_prci_set_rate, .get_rate = sifive_fu540_prci_get_rate,
- .request = sifive_fu540_prci_clk_request,
- .rfree = sifive_fu540_prci_clk_free,
};
static const struct udevice_id sifive_fu540_prci_ids[] = {
2.7.4