From: Michal Simek <michal.simek@xilinx.com>
To: u-boot@lists.denx.de
Subject: [PATCH v2 4/5] i2c: i2c_cdns: Enable i2c clock
Date: Wed, 10 Feb 2021 13:42:22 +0100 [thread overview]
Message-ID: <8c1bcf7960118410e0a72952a3ad8a6bc511a74f.1612960940.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <cover.1612960940.git.michal.simek@xilinx.com>
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>
---
(no changes since v1)
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;
}
--
2.30.0
next prev parent reply other threads:[~2021-02-10 12:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-10 12:42 [PATCH v2 0/5] clk: Add support to enable clocks Michal Simek
2021-02-10 12:42 ` [PATCH v2 1/5] clk: zynq: Add dummy clock enable function Michal Simek
2021-02-10 12:42 ` [PATCH v2 2/5] clk: zynqmp: Add support to enable clocks Michal Simek
2021-02-10 12:42 ` [PATCH v2 3/5] clk: versal: " Michal Simek
2021-02-10 12:42 ` Michal Simek [this message]
2021-02-11 5:24 ` [PATCH v2 4/5] i2c: i2c_cdns: Enable i2c clock Heiko Schocher
2021-02-10 12:42 ` [PATCH v2 5/5] net: gem: Enable ethernet rx clock for versal Michal Simek
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