recipes-kernel/linux/linux-ti33x-psp-3.2/beaglebone/0068-beaglebone-add-support-for-the-4.3-lcd-cape-with-res.patch

   1 From 6b69dbc7cee48dfa9ff281ae918cc468ed38a537 Mon Sep 17 00:00:00 2001
   2 From: Koen Kooi <koen@dominion.thruhere.net>
   3 Date: Tue, 29 May 2012 14:12:44 +0200
   4 Subject: [PATCH 68/68] beaglebone: add support for the 4.3" lcd cape with
   5  resistive touchscreen
   6
   7 Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
   8 ---
   9  arch/arm/mach-omap2/board-am335xevm.c |   48 +++++++++++++++++++++++++++-----
  10  1 files changed, 40 insertions(+), 8 deletions(-)
  11
  12 diff --git a/arch/arm/mach-omap2/board-am335xevm.c b/arch/arm/mach-omap2/board-am335xevm.c
  13 index 58c2754..bb6049a 100644
  14 --- a/arch/arm/mach-omap2/board-am335xevm.c
  15 +++ b/arch/arm/mach-omap2/board-am335xevm.c
  16 @@ -272,6 +272,12 @@ struct da8xx_lcdc_platform_data bbtoys35_pdata = {
  17         .type                   = "CDTech_S035Q01",
  18  };
  19
  20 +struct da8xx_lcdc_platform_data bbtoys43_pdata = {
  21 +       .manu_name              = "BBToys",
  22 +       .controller_data        = &lcd_cfg,
  23 +       .type                   = "NHD-4.3-ATXI#-T-1",
  24 +};
  25 +
  26  static const struct display_panel dvi_panel = {
  27         WVGA,
  28         16,
  29 @@ -562,14 +568,14 @@ static struct pinmux_config batterycape_pin_mux[] = {
  30
  31  /* Module pin mux for LCDC */
  32  static struct pinmux_config lcdc_pin_mux[] = {
  33 -       {"gpmc_ad8.lcd_data16",         OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  34 -       {"gpmc_ad9.lcd_data17",         OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  35 -       {"gpmc_ad10.lcd_data18",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  36 -       {"gpmc_ad11.lcd_data19",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  37 -       {"gpmc_ad12.lcd_data20",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  38 -       {"gpmc_ad13.lcd_data21",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  39 -       {"gpmc_ad14.lcd_data22",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  40 -       {"gpmc_ad15.lcd_data23",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  41 +       {"gpmc_ad8.lcd_data23",         OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  42 +       {"gpmc_ad9.lcd_data22",         OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  43 +       {"gpmc_ad10.lcd_data21",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  44 +       {"gpmc_ad11.lcd_data20",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  45 +       {"gpmc_ad12.lcd_data19",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  46 +       {"gpmc_ad13.lcd_data18",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  47 +       {"gpmc_ad14.lcd_data17",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  48 +       {"gpmc_ad15.lcd_data16",        OMAP_MUX_MODE1 | AM33XX_PIN_OUTPUT},
  49         {NULL, 0},
  50  };
  51
  52 @@ -1659,6 +1665,24 @@ static void bbtoys35lcd_init(int evm_id, int profile)
  53         return;
  54  }
  55
  56 +static void bbtoys43lcd_init(int evm_id, int profile)
  57 +{
  58 +       setup_pin_mux(lcdc16_pin_mux);
  59 +       setup_pin_mux(lcdc_pin_mux);
  60 +
  61 +       // we are being stupid and setting pixclock from here instead of da8xx-fb.c
  62 +       if (conf_disp_pll(18000000)) {
  63 +               pr_info("Failed to set pixclock to 18000000, not attempting to"
  64 +                               "register LCD cape\n");
  65 +               return;
  66 +       }
  67 +
  68 +       if (am33xx_register_lcdc(&bbtoys43_pdata))
  69 +               pr_info("Failed to register Beagleboardtoys 4.3\" LCD cape device\n");
  70 +
  71 +       return;
  72 +}
  73 +
  74  #define BEAGLEBONEDVI_PDn_A1  GPIO_TO_PIN(1, 7)
  75  #define BEAGLEBONEDVI_PDn_A2  GPIO_TO_PIN(1, 31)
  76
  77 @@ -2672,6 +2696,14 @@ static void beaglebone_cape_setup(struct memory_accessor *mem_acc, void *context
  78                 beaglebone_leds_free = 0;
  79                 lcd3leds_init(0,0);
  80         }
  81 +
  82 +       if (!strncmp("BB-BONE-LCD4-01", cape_config.partnumber, 15)) {
  83 +               pr_info("BeagleBone cape: initializing LCD cape\n");
  84 +               bbtoys43lcd_init(0,0);
  85 +               pr_info("BeagleBone cape: initializing LCD cape touchscreen\n");
  86 +               tsc_init(0,0);
  87 +               beaglebone_tsadcpins_free = 0;
  88 +       }
  89
  90         if (!strncmp("BB-BONE-VGA-01", cape_config.partnumber, 14)) {
  91                 pr_info("BeagleBone cape: initializing VGA cape\n");
  92 --
  93 1.7.7.6
  94