i2c: imx_lpi2c: add ipg clk
The controller needs two clk, per clk and ipg clk,
so let's add ipg clk.
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/drivers/i2c/imx_lpi2c.c b/drivers/i2c/imx_lpi2c.c
index 4586d43..2de99d0 100644
--- a/drivers/i2c/imx_lpi2c.c
+++ b/drivers/i2c/imx_lpi2c.c
@@ -471,6 +471,17 @@
dev_err(bus, "Failed to enable per clk\n");
return ret;
}
+
+ ret = clk_get_by_name(bus, "ipg", &i2c_bus->ipg_clk);
+ if (ret) {
+ dev_err(bus, "Failed to get ipg clk\n");
+ return ret;
+ }
+ ret = clk_enable(&i2c_bus->ipg_clk);
+ if (ret) {
+ dev_err(bus, "Failed to enable ipg clk\n");
+ return ret;
+ }
} else {
/* To i.MX7ULP, only i2c4-7 can be handled by A7 core */
ret = enable_i2c_clk(1, bus->seq);