+
+#define DEFAULT_BRIGHTNESS 25
+#define BACKLIGHT_ENABLE (1 << 31)
+
+static const gdc_regs init_regs [] =
+{
+ {0x0100, 0x00010f00},
+ {0x0020, 0x801901df},
+ {0x0024, 0x00000000},
+ {0x0028, 0x00000000},
+ {0x002c, 0x00000000},
+ {0x0110, 0x00000000},
+ {0x0114, 0x00000000},
+ {0x0118, 0x01df0320},
+ {0x0004, 0x041f0000},
+ {0x0008, 0x031f031f},
+ {0x000c, 0x017f0349},
+ {0x0010, 0x020c0000},
+ {0x0014, 0x01df01e9},
+ {0x0018, 0x00000000},
+ {0x001c, 0x01e00320},
+ {0x0100, 0x80010f00},
+ {0x0, 0x0}
+};
+
+const gdc_regs *board_get_regs (void)
+{
+ return init_regs;
+}
+
+int lime_probe(void)
+{
+ uint cfg_br2;
+ uint cfg_or2;
+ int type;
+
+ cfg_br2 = get_lbc_br(2);
+ cfg_or2 = get_lbc_or(2);
+
+ /* Configure GPCM for CS2 */
+ set_lbc_br(2, 0);
+ set_lbc_or(2, 0xfc000410);
+ set_lbc_br(2, (CONFIG_SYS_LIME_BASE) | 0x00001901);
+
+ /* Get controller type */
+ type = mb862xx_probe(CONFIG_SYS_LIME_BASE);
+
+ /* Restore previous CS2 configuration */
+ set_lbc_br(2, 0);
+ set_lbc_or(2, cfg_or2);
+ set_lbc_br(2, cfg_br2);
+
+ return (type == MB862XX_TYPE_LIME) ? 1 : 0;
+}
+
+/* Returns Lime base address */
+unsigned int board_video_init (void)
+{
+ if (!lime_probe())
+ return 0;
+
+ mb862xx.winSizeX = 800;
+ mb862xx.winSizeY = 480;
+ mb862xx.gdfIndex = GDF_15BIT_555RGB;
+ mb862xx.gdfBytesPP = 2;
+
+ return CONFIG_SYS_LIME_BASE;
+}
+
+#define W83782D_REG_CFG 0x40
+#define W83782D_REG_BANK_SEL 0x4e
+#define W83782D_REG_ADCCLK 0x4b
+#define W83782D_REG_BEEP_CTRL 0x4d
+#define W83782D_REG_BEEP_CTRL2 0x57
+#define W83782D_REG_PWMOUT1 0x5b
+#define W83782D_REG_VBAT 0x5d
+
+static int w83782d_hwmon_init(void)
+{
+ u8 buf;
+
+ if (i2c_read(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_CFG, 1, &buf, 1))
+ return -1;
+
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_CFG, 0x80);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_BANK_SEL, 0);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_ADCCLK, 0x40);
+
+ buf = i2c_reg_read(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL,
+ buf | 0x80);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_BEEP_CTRL2, 0);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_PWMOUT1, 0x47);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_VBAT, 0x01);
+
+ buf = i2c_reg_read(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_CFG);
+ i2c_reg_write(CONFIG_SYS_I2C_W83782G_ADDR, W83782D_REG_CFG,
+ (buf & 0xf4) | 0x01);
+ return 0;
+}
+
+static void board_backlight_brightness(int br)
+{
+ u32 reg;
+ u8 buf;
+ u8 old_buf;
+
+ /* Select bank 0 */
+ if (i2c_read(CONFIG_SYS_I2C_W83782G_ADDR, 0x4e, 1, &old_buf, 1))
+ goto err;
+ else
+ buf = old_buf & 0xf8;
+
+ if (i2c_write(CONFIG_SYS_I2C_W83782G_ADDR, 0x4e, 1, &buf, 1))
+ goto err;
+
+ if (br > 0) {
+ /* PWMOUT1 duty cycle ctrl */
+ buf = 255 / (100 / br);
+ if (i2c_write(CONFIG_SYS_I2C_W83782G_ADDR, 0x5b, 1, &buf, 1))
+ goto err;
+
+ /* LEDs on */
+ reg = in_be32((void *)(CONFIG_SYS_FPGA_BASE + 0x0c));
+ if (!(reg & BACKLIGHT_ENABLE));
+ out_be32((void *)(CONFIG_SYS_FPGA_BASE + 0x0c),
+ reg | BACKLIGHT_ENABLE);
+ } else {
+ buf = 0;
+ if (i2c_write(CONFIG_SYS_I2C_W83782G_ADDR, 0x5b, 1, &buf, 1))
+ goto err;
+
+ /* LEDs off */
+ reg = in_be32((void *)(CONFIG_SYS_FPGA_BASE + 0x0c));
+ reg &= ~BACKLIGHT_ENABLE;
+ out_be32((void *)(CONFIG_SYS_FPGA_BASE + 0x0c), reg);
+ }
+ /* Restore previous bank setting */
+ if (i2c_write(CONFIG_SYS_I2C_W83782G_ADDR, 0x4e, 1, &old_buf, 1))
+ goto err;
+
+ return;
+err:
+ printf("W83782G I2C access failed\n");
+}
+
+void board_backlight_switch (int flag)
+{
+ char * param;
+ int rc;
+
+ if (w83782d_hwmon_init())
+ printf ("hwmon IC init failed\n");
+
+ if (flag) {
+ param = getenv("brightness");
+ rc = param ? simple_strtol(param, NULL, 10) : -1;
+ if (rc < 0)
+ rc = DEFAULT_BRIGHTNESS;
+ } else {
+ rc = 0;
+ }
+ board_backlight_brightness(rc);
+}
+
+#if defined(CONFIG_CONSOLE_EXTRA_INFO)
+/*
+ * Return text to be printed besides the logo.
+ */
+void video_get_info_str (int line_number, char *info)
+{
+ if (line_number == 1) {
+ strcpy (info, " Board: Socrates");
+ } else {
+ info [0] = '\0';
+ }
+}
+#endif