On 09/05/16 13:41, Peng Fan wrote:
Hi Srinivas,
On Mon, May 09, 2016 at 01:28:14PM +0100, Srinivas Kandagatla wrote:
Thanks for the Ping, I totally missed this thread.
On 20/04/16 18:26, Peng Fan wrote:
Before access ocotp nvmem area, the clock should be enabled.
Or, `hexdump nvmem` will hang the system. So, use such flow:
"
1. clock_enable_prepare
2. read nvmem ocotp area
3. clock_disable_unprepare
"
Signed-off-by: Peng Fan <van.free...@gmail.com>
Cc: Srinivas Kandagatla <srinivas.kandaga...@linaro.org>
Cc: Maxime Ripard <maxime.rip...@free-electrons.com>
Cc: Shawn Guo <shawn...@kernel.org>
---
V2:
Follow Fabio's comments, check return value of clk_prepare_enable
drivers/nvmem/imx-ocotp.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
Changes to the driver looks good to me,
Only one comment, As the clock property is now made mandatory, you should
update the dt-bindings with this info too.
In Documentation/devicetree/bindings/nvmem/imx-ocotp.txt,
the clock property is already marked Required properties:
Ok, I can take this patch, dt patch should go via the dt maintainers.
thanks,
--srini
