From: T Karthik Reddy t.karthik.reddy@xilinx.com
Enable i2c controller clock from driver probe function by calling clk_enable().
Signed-off-by: T Karthik Reddy t.karthik.reddy@xilinx.com Signed-off-by: Michal Simek michal.simek@xilinx.com ---
drivers/i2c/i2c-cdns.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/drivers/i2c/i2c-cdns.c b/drivers/i2c/i2c-cdns.c index db3c04fa6e75..a650dd69b89f 100644 --- a/drivers/i2c/i2c-cdns.c +++ b/drivers/i2c/i2c-cdns.c @@ -15,6 +15,7 @@ #include <linux/types.h> #include <linux/io.h> #include <linux/errno.h> +#include <dm/device_compat.h> #include <dm/root.h> #include <i2c.h> #include <fdtdec.h> @@ -481,6 +482,12 @@ static int cdns_i2c_of_to_plat(struct udevice *dev)
i2c_bus->input_freq = clk_get_rate(&clk);
+ ret = clk_enable(&clk); + if (ret) { + dev_err(dev, "failed to enable clock\n"); + return ret; + } + return 0; }