8610: Add 8610 DIU display driver

[people/ms/u-boot.git] / board / freescale / mpc8610hpcd / mpc8610hpcd.c

diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd.c b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
index 63790ca9b646fdd2eb85ddf3e56669150305e92b..617881ad094b2f8df74deb6789f96fab5c5a96ef 100644 (file)
--- a/board/freescale/mpc8610hpcd/mpc8610hpcd.c
+++ b/board/freescale/mpc8610hpcd/mpc8610hpcd.c
@@ -54,7 +54,47 @@ int board_early_init_f(void)
        volatile immap_t *immap = (immap_t *)CFG_IMMR;
        volatile ccsr_gur_t *gur = &immap->im_gur;
 
-       gur->gpiocr |= 0x888a5500; /* DIU16, IR1, UART0, UART2 */
+       gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */
+
+       return 0;
+}
+
+int misc_init_r(void)
+{
+       u8 tmp_val, version;
+
+       /*Do not use 8259PIC*/
+       tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
+       out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x80);
+
+       /*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/
+       version = in8(PIXIS_BASE + PIXIS_PVER);
+       if(version >= 0x07) {
+               tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0);
+               out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf);
+       }
+
+       /* Using this for DIU init before the driver in linux takes over
+        *  Enable the TFP410 Encoder (I2C address 0x38)
+        */
+
+       tmp_val = 0xBF;
+       i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
+       /* Verify if enabled */
+       tmp_val = 0;
+       i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val));
+       debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
+
+       tmp_val = 0x10;
+       i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
+       /* Verify if enabled */
+       tmp_val = 0;
+       i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val));
+       debug("DVI Encoder Read: 0x%02lx\n",tmp_val);
+
+#ifdef CONFIG_FSL_DIU_FB
+       mpc8610hpcd_diu_init();
+#endif
 
        return 0;
 }
@@ -62,7 +102,6 @@ int board_early_init_f(void)
 int checkboard(void)
 {
        volatile immap_t *immap = (immap_t *)CFG_IMMR;
-       volatile ccsr_lbc_t *memctl = &immap->im_lbc;
        volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm;
 
        puts("Board: MPC8610HPCD\n");
@@ -468,7 +507,7 @@ ft_board_setup(void *blob, bd_t *bd)
 unsigned long
 get_board_sys_clk(ulong dummy)
 {
-       u8 i, go_bit, rd_clks;
+       u8 i;
        ulong val = 0;
        ulong a;