[U-Boot] [PATCH V4 4/4] EXYNOS5: Add support for FIMD and DP

[Kyungmin Park]

On Friday, December 21, 2012, Rajeshwari Birje wrote:

> Hi Ajay
>
> On Fri, Dec 21, 2012 at 4:05 PM, Ajay Kumar <ajaykumar.rs at samsung.com<javascript:;>
> >wrote:
>
> > Add panel_info structure required by LCD driver
> > and DP panel platdata for SMDK5250.
> > Add GPIO configuration for LCD.
> > Enable FIMD and DP support on SMDK5250.
> > DP Panel size: 2560x1600.
> > We use 16BPP resolution to get LCD console.
> >
> > Signed-off-by: Ajay Kumar <ajaykumar.rs at samsung.com <javascript:;>>
> > Acked-by: Simon Glass <sjg at chomium.org <javascript:;>>
> > ---
> >  board/samsung/smdk5250/smdk5250.c |   97
> > +++++++++++++++++++++++++++++++++++++
> >  include/configs/smdk5250.h        |    8 +++
> >  2 files changed, 105 insertions(+), 0 deletions(-)
> >
> > diff --git a/board/samsung/smdk5250/smdk5250.c
> > b/board/samsung/smdk5250/smdk5250.c
> > index 4c50342..46fd2a5 100644
> > --- a/board/samsung/smdk5250/smdk5250.c
> > +++ b/board/samsung/smdk5250/smdk5250.c
> > @@ -24,12 +24,15 @@
> >  #include <asm/io.h>
> >  #include <i2c.h>
> >  #include <netdev.h>
> > +#include <lcd.h>
> >  #include <spi.h>
> >  #include <asm/arch/cpu.h>
> >  #include <asm/arch/gpio.h>
> >  #include <asm/arch/mmc.h>
> > +#include <asm/arch/power.h>
> >  #include <asm/arch/pinmux.h>
> >  #include <asm/arch/sromc.h>
> > +#include <asm/arch/dp_info.h>
> >  #include <pmic.h>
> >
> >  DECLARE_GLOBAL_DATA_PTR;
> > @@ -181,6 +184,100 @@ static int board_uart_init(void)
> >         return 0;
> >  }
> >
> > +void cfg_lcd_gpio(void)
> > +{
> > +       struct exynos5_gpio_part1 *gpio1 =
> > +               (struct exynos5_gpio_part1 *)
> > samsung_get_base_gpio_part1();
> > +
> > +       /* For Backlight */
> > +       s5p_gpio_cfg_pin(&gpio1->b2, 0, GPIO_OUTPUT);
> > +       s5p_gpio_set_value(&gpio1->b2, 0, 1);
> > +
> > +       /* LCD power on */
> > +       s5p_gpio_cfg_pin(&gpio1->x1, 5, GPIO_OUTPUT);
> > +       s5p_gpio_set_value(&gpio1->x1, 5, 1);
> > +
> > +       /* Set Hotplug detect for DP */
> > +       s5p_gpio_cfg_pin(&gpio1->x0, 7, GPIO_FUNC(0x3));
> > +}
> >
> Cant this GPIO changes go to pinmux  file?
>
>
> No it's smdk5250 specific. Other board has different GPIOs.

Thank you,



Kyungmin Park

> > +
> > +vidinfo_t panel_info = {
> > +       .vl_freq        = 60,
> > +       .vl_col         = 2560,
> > +       .vl_row         = 1600,
> > +       .vl_width       = 2560,
> > +       .vl_height      = 1600,
> > +       .vl_clkp        = CONFIG_SYS_LOW,
> > +       .vl_hsp         = CONFIG_SYS_LOW,
> > +       .vl_vsp         = CONFIG_SYS_LOW,
> > +       .vl_dp          = CONFIG_SYS_LOW,
> > +       .vl_bpix        = 4,    /* LCD_BPP = 2^4, for output conosle on
> > LCD */
> > +
> > +       /* wDP panel timing infomation */
> > +       .vl_hspw        = 32,
> > +       .vl_hbpd        = 80,
> > +       .vl_hfpd        = 48,
> > +
> > +       .vl_vspw        = 6,
> > +       .vl_vbpd        = 37,
> > +       .vl_vfpd        = 3,
> > +       .vl_cmd_allow_len = 0xf,
> > +
> > +       .win_id         = 3,
> > +       .cfg_gpio       = cfg_lcd_gpio,
> > +       .backlight_on   = NULL,
> > +       .lcd_power_on   = NULL,
> > +       .reset_lcd      = NULL,
> > +       .dual_lcd_enabled = 0,
> > +
> > +       .init_delay     = 0,
> > +       .power_on_delay = 0,
> > +       .reset_delay    = 0,
> > +       .interface_mode = FIMD_RGB_INTERFACE,
> > +       .dp_enabled     = 1,
> > +};
> > +
> > +static struct edp_device_info edp_info = {
> > +       .disp_info = {
> > +               .h_res = 2560,
> > +               .h_sync_width = 32,
> > +               .h_back_porch = 80,
> > +               .h_front_porch = 48,
> > +               .v_res = 1600,
> > +               .v_sync_width  = 6,
> > +               .v_back_porch = 37,
> > +               .v_front_porch = 3,
> > +               .v_sync_rate = 60,
> > +       },
> > +       .lt_info = {
> > +               .lt_status = DP_LT_NONE,
> > +       },
> > +       .video_info = {
> > +               .master_mode = 0,
> > +               .bist_mode = DP_DISABLE,
> > +               .bist_pattern = NO_PATTERN,
> > +               .h_sync_polarity = 0,
> > +               .v_sync_polarity = 0,
> > +               .interlaced = 0,
> > +               .color_space = COLOR_RGB,
> > +               .dynamic_range = VESA,
> > +               .ycbcr_coeff = COLOR_YCBCR601,
> > +               .color_depth = COLOR_8,
> > +       },
> > +};
> > +
> > +static struct exynos_dp_platform_data dp_platform_data = {
> > +       .phy_enable     = set_dp_phy_ctrl,
> > +       .edp_dev_info   = &edp_info,
> > +};
> > +
> > +void init_panel_info(vidinfo_t *vid)
> > +{
> > +       vid->rgb_mode   = MODE_RGB_P,
> > +
> > +       exynos_set_dp_platform_data(&dp_platform_data);
> > +}
> > +
> >  #ifdef CONFIG_SYS_I2C_INIT_BOARD
> >  static int board_i2c_init(void)
> >  {
> > diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h
> > index e412da8..a9b3b8b 100644
> > --- a/inc--
> Regards,
> Rajeshwari Shinde
>