Documents the externally visible functions shared between the VOP drivers for the RK3288 and RK3399.
Signed-off-by: Philipp Tomsich philipp.tomsich@theobroma-systems.com ---
drivers/video/rockchip/rk_vop.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+)
diff --git a/drivers/video/rockchip/rk_vop.h b/drivers/video/rockchip/rk_vop.h index f65ac17..84d9d0f 100644 --- a/drivers/video/rockchip/rk_vop.h +++ b/drivers/video/rockchip/rk_vop.h @@ -24,8 +24,42 @@ struct rkvop_driverdata { void (*set_pin_polarity)(struct udevice *, enum vop_modes, u32); };
+/** + * rk_vop_probe() - common probe implementation + * + * Performs the rk_display_init on each port-subnode until finding a + * working port (or returning an error if none of the ports could be + * successfully initialised). + * + * @dev: device + * @return 0 if OK, -ve if something went wrong + */ int rk_vop_probe(struct udevice *dev); + +/** + * rk_vop_bind() - common bind implementation + * + * Sets the plat->size field to the amount of memory to be reserved for + * the framebuffer: this is always + * (32 BPP) x VIDEO_ROCKCHIP_MAX_XRES x VIDEO_ROCKCHIP_MAX_YRES + * + * @dev: device + * @return 0 (always OK) + */ int rk_vop_bind(struct udevice *dev); + +/** + * rk_vop_probe_regulators() - probe (autoset + enable) regulators + * + * Probes a list of regulators by performaing autoset and enable + * operations on them. The list of regulators is an array of string + * pointers and any indivudal regulator-probe may fail without + * counting as an error. + * + * @dev: device + * @names: array of string-pointers to regulator names to probe + * @cnt: number of elements in the 'names' array + */ void rk_vop_probe_regulators(struct udevice *dev, const char * const *names, int cnt);