Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-10 Thread Uwe Kleine-König
On Thu, Dec 10, 2020 at 10:40:36PM +0800, Shawn Guo wrote: > Hi Uwe, > > On Thu, Dec 10, 2020 at 9:05 PM Uwe Kleine-König > wrote: > > > > @@ -111,6 +118,8 @@ > > > > > > > > #define SN_LINK_TRAINING_TRIES 10 > > > > > > > > +#define SN_PWM_GPIO3 > > > > > > S

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-10 Thread Shawn Guo
Hi Uwe, On Thu, Dec 10, 2020 at 9:05 PM Uwe Kleine-König wrote: > > > @@ -111,6 +118,8 @@ > > > > > > #define SN_LINK_TRAINING_TRIES 10 > > > > > > +#define SN_PWM_GPIO3 > > > > So this maps to the GPIO4 described in sn65dsi86 datasheet. I'm > > wondering if

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-10 Thread Uwe Kleine-König
Hi Shawn, On Thu, Dec 10, 2020 at 09:51:37AM +0800, Shawn Guo wrote: > On Mon, Dec 07, 2020 at 10:40:22PM -0600, Bjorn Andersson wrote: > > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > > with the primary purpose of controlling the backlight of the attached > > panel. Add

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-10 Thread Bjorn Andersson
On Tue 08 Dec 02:04 CST 2020, Uwe Kleine-K?nig wrote: > Hello, > > On Mon, Dec 07, 2020 at 10:40:22PM -0600, Bjorn Andersson wrote: > > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > > with the primary purpose of controlling the backlight of the attached > > panel. Add an

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-10 Thread Bjorn Andersson
On Wed 09 Dec 19:51 CST 2020, Shawn Guo wrote: > On Mon, Dec 07, 2020 at 10:40:22PM -0600, Bjorn Andersson wrote: > > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > > with the primary purpose of controlling the backlight of the attached > > panel. Add an implementation that

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-09 Thread Shawn Guo
On Mon, Dec 07, 2020 at 10:40:22PM -0600, Bjorn Andersson wrote: > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > with the primary purpose of controlling the backlight of the attached > panel. Add an implementation that exposes this using the standard PWM > framework, to all

Re: [PATCH] drm/bridge: ti-sn65dsi86: Implement the pwm_chip

2020-12-08 Thread Uwe Kleine-König
Hello, On Mon, Dec 07, 2020 at 10:40:22PM -0600, Bjorn Andersson wrote: > The SN65DSI86 provides the ability to supply a PWM signal on GPIO 4, > with the primary purpose of controlling the backlight of the attached > panel. Add an implementation that exposes this using the standard PWM > framework