On 2013년 08월 19일 12:06, Tushar Behera wrote: > On 19 August 2013 07:22, Donghwa Lee <dh09....@samsung.com> wrote: >> On Fri, Aug 16, 2013 at 16:31, Ajay kumar wrote: >> >> On Thu, Aug 15, 2013 at 6:53 PM, Tushar Behera <tushar.beh...@linaro.org> >> wrote: >>> On EXYNOS4210, there are three paths for display data to be processed, >>> namely MIE, MDNIE and FIMD. On Origen board, FIMD display controller >>> is used. >>> >>> Signed-off-by: Tushar Behera <tushar.beh...@linaro.org> >>> --- >>> Changes for V2: >>> * Updated review comments from Ajay Kumar, reusing the code from >>> arch/arm/cpu/armv7/exynos/system.c. >>> >>> board/samsung/origen/origen.c | 3 +++ >>> 1 file changed, 3 insertions(+) >>> >>> diff --git a/board/samsung/origen/origen.c b/board/samsung/origen/origen.c >>> index 15f77ca..bb16699 100644 >>> --- a/board/samsung/origen/origen.c >>> +++ b/board/samsung/origen/origen.c >>> @@ -22,6 +22,9 @@ int board_init(void) >>> gpio2 = (struct exynos4_gpio_part2 *) EXYNOS4_GPIO_PART2_BASE; >>> >>> gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL); >>> + >>> + set_system_display_ctrl(); >>> + >> Ok. You are trying to get the display up in the kernel, >> without enabling the display in u-boot. >> And, thats why you are making an explicit call here? >> > Yes, as of now, I don't want LCD support in u-boot, but I want to just > enable the display path. >
If you don't need to LCD support in u-boot, which case do you need to enable the display path to FIMD? >> Previously, Ajay kumar said set_system_display_ctrl() function is already >> called by >> lcd_ctrl_init() of exynos_fb.c. >> If you need to use FIMD path, you'd better use the existing one. > I tried enabling CONFIG_LCD and related config options so that > existing display path in u-boot is called. That somehow stalls the > u-boot and I didn't want to pursue that much as calling this function > fixes my issue. > >>> return 0; >>> } >>> >>> -- >>> 1.7.9.5 >>> >> > > _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot