[PATCH 2/2] clk: qoriq: add pll clock to clock lookup table
From: Yuantian Tang
Date: Wed Apr 05 2017 - 22:36:42 EST
Register each PLL and its division clocks to clock
lookup table to facilitate the clock look up for
clock consumer.
Signed-off-by: Tang Yuantian <andy.tang@xxxxxxx>
---
drivers/clk/clk-qoriq.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/clk/clk-qoriq.c b/drivers/clk/clk-qoriq.c
index 62cf32f..1bb691a 100644
--- a/drivers/clk/clk-qoriq.c
+++ b/drivers/clk/clk-qoriq.c
@@ -12,6 +12,7 @@
#include <linux/clk.h>
#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
#include <linux/fsl/guts.h>
#include <linux/io.h>
#include <linux/kernel.h>
@@ -1124,6 +1125,7 @@ static void __init create_one_pll(struct clockgen *cg, int idx)
for (i = 0; i < ARRAY_SIZE(pll->div); i++) {
struct clk *clk;
+ int ret;
snprintf(pll->div[i].name, sizeof(pll->div[i].name),
"cg-pll%d-div%d", idx, i + 1);
@@ -1137,6 +1139,11 @@ static void __init create_one_pll(struct clockgen *cg, int idx)
}
pll->div[i].clk = clk;
+ ret = clk_register_clkdev(clk, pll->div[i].name, NULL);
+ if (ret != 0)
+ pr_err("%s: %s: register to lookup table failed %ld\n",
+ __func__, pll->div[i].name, PTR_ERR(clk));
+
}
}
--
2.1.0.27.g96db324