Re: [PATCH 3/4] watchdog: add meson secure watchdog driver

2019-10-14 Thread Xingyu Chen
Hi, Guenter On 2019/10/14 21:49, Guenter Roeck wrote: On 10/14/19 4:42 AM, Xingyu Chen wrote: Hi, Guenter Thanks for your review. On 2019/10/12 22:29, Guenter Roeck wrote: On 10/12/19 3:05 AM, Xingyu Chen wrote: The watchdog controller on the Meson-A/C series SoCs is moved to secure world,

Re: [PATCH 3/4] watchdog: add meson secure watchdog driver

2019-10-14 Thread Guenter Roeck
On 10/14/19 4:42 AM, Xingyu Chen wrote: Hi, Guenter Thanks for your review. On 2019/10/12 22:29, Guenter Roeck wrote: On 10/12/19 3:05 AM, Xingyu Chen wrote: The watchdog controller on the Meson-A/C series SoCs is moved to secure world, watchdog operation needs to be done in secure EL3 mode

Re: [PATCH 3/4] watchdog: add meson secure watchdog driver

2019-10-14 Thread Xingyu Chen
Hi, Guenter Thanks for your review. On 2019/10/12 22:29, Guenter Roeck wrote: On 10/12/19 3:05 AM, Xingyu Chen wrote: The watchdog controller on the Meson-A/C series SoCs is moved to secure world, watchdog operation needs to be done in secure EL3 mode via ATF, Non-secure world can call SMC

Re: [PATCH 3/4] watchdog: add meson secure watchdog driver

2019-10-12 Thread Guenter Roeck
On 10/12/19 3:05 AM, Xingyu Chen wrote: The watchdog controller on the Meson-A/C series SoCs is moved to secure world, watchdog operation needs to be done in secure EL3 mode via ATF, Non-secure world can call SMC instruction to trap to AFT for watchdog operation. Signed-off-by: Xingyu Chen ---

[PATCH 3/4] watchdog: add meson secure watchdog driver

2019-10-12 Thread Xingyu Chen
The watchdog controller on the Meson-A/C series SoCs is moved to secure world, watchdog operation needs to be done in secure EL3 mode via ATF, Non-secure world can call SMC instruction to trap to AFT for watchdog operation. Signed-off-by: Xingyu Chen --- drivers/watchdog/Kconfig | 16