]> git.sur5r.net Git - u-boot/blobdiff - board/ads5121/ads5121.c
Merge branch 'master' of git://git.denx.de/u-boot-at91
[u-boot] / board / ads5121 / ads5121.c
index f275ce7de031d9838e43e9a9700d0a8babac212d..ba3d7d2a0d5547788c5bb4b6b44c9bceed12f77b 100644 (file)
 #include <mpc512x.h>
 #include <asm/bitops.h>
 #include <command.h>
+#include <fdt_support.h>
+#ifdef CONFIG_MISC_INIT_R
+#include <i2c.h>
+#endif
 
 /* Clocks in use */
 #define SCCR1_CLOCKS_EN        (CLOCK_SCCR1_CFG_EN |                           \
                         CLOCK_SCCR1_PSC_EN(CONFIG_PSC_CONSOLE) |       \
                         CLOCK_SCCR1_PSCFIFO_EN |                       \
                         CLOCK_SCCR1_DDR_EN |                           \
-                        CLOCK_SCCR1_FEC_EN)
+                        CLOCK_SCCR1_FEC_EN |                           \
+                        CLOCK_SCCR1_PCI_EN |                           \
+                        CLOCK_SCCR1_TPR_EN)
 
 #define SCCR2_CLOCKS_EN        (CLOCK_SCCR2_MEM_EN |           \
                         CLOCK_SCCR2_SPDIF_EN |         \
+                        CLOCK_SCCR2_DIU_EN |           \
                         CLOCK_SCCR2_I2C_EN)
 
 #define CSAW_START(start)      ((start) & 0xFFFF0000)
@@ -70,8 +77,21 @@ int board_early_init_f (void)
         * Without this the flash identification routine fails, as it needs to issue
         * write commands in order to establish the device ID.
         */
-       *((volatile u8 *)(CFG_CPLD_BASE + 0x08)) = 0xC1;
 
+#ifdef CONFIG_ADS5121_REV2
+       *((volatile u8 *)(CFG_CPLD_BASE + 0x08)) = 0xC1;
+#else
+       if (*((u8 *)(CFG_CPLD_BASE + 0x08)) & 0x04) {
+               *((volatile u8 *)(CFG_CPLD_BASE + 0x08)) = 0xC1;
+       } else {
+               /* running from Backup flash */
+               *((volatile u8 *)(CFG_CPLD_BASE + 0x08)) = 0x32;
+       }
+#endif
+       /*
+        * Configure Flash Speed
+        */
+       *((volatile u32 *)(CFG_IMMR + LPC_OFFSET + CS0_CONFIG)) = CFG_CS0_CFG;
        /*
         * Enable clocks
         */
@@ -81,7 +101,7 @@ int board_early_init_f (void)
        return 0;
 }
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
        u32 msize = 0;
 
@@ -102,7 +122,7 @@ long int fixed_sdram (void)
        u32 i;
 
        /* Initialize IO Control */
-       im->io_ctrl.regs[MEM_IDX] = IOCTRL_MUX_DDR;
+       im->io_ctrl.regs[IOCTL_MEM/4] = IOCTRL_MUX_DDR;
 
        /* Initialize DDR Local Window */
        im->sysconf.ddrlaw.bar = CFG_DDR_BASE & 0xFFFFF000;
@@ -124,24 +144,24 @@ long int fixed_sdram (void)
        im->mddrc.prioman_config2 = CFG_MDDRCGRP_PM_CFG2;
        im->mddrc.hiprio_config = CFG_MDDRCGRP_HIPRIO_CFG;
        im->mddrc.lut_table0_main_upper = CFG_MDDRCGRP_LUT0_MU;
-       im->mddrc.lut_table1_main_upper = CFG_MDDRCGRP_LUT1_MU;
-       im->mddrc.lut_table2_main_upper = CFG_MDDRCGRP_LUT2_MU;
-       im->mddrc.lut_table3_main_upper = CFG_MDDRCGRP_LUT3_MU;
-       im->mddrc.lut_table4_main_upper = CFG_MDDRCGRP_LUT4_MU;
        im->mddrc.lut_table0_main_lower = CFG_MDDRCGRP_LUT0_ML;
+       im->mddrc.lut_table1_main_upper = CFG_MDDRCGRP_LUT1_MU;
        im->mddrc.lut_table1_main_lower = CFG_MDDRCGRP_LUT1_ML;
+       im->mddrc.lut_table2_main_upper = CFG_MDDRCGRP_LUT2_MU;
        im->mddrc.lut_table2_main_lower = CFG_MDDRCGRP_LUT2_ML;
+       im->mddrc.lut_table3_main_upper = CFG_MDDRCGRP_LUT3_MU;
        im->mddrc.lut_table3_main_lower = CFG_MDDRCGRP_LUT3_ML;
+       im->mddrc.lut_table4_main_upper = CFG_MDDRCGRP_LUT4_MU;
        im->mddrc.lut_table4_main_lower = CFG_MDDRCGRP_LUT4_ML;
        im->mddrc.lut_table0_alternate_upper = CFG_MDDRCGRP_LUT0_AU;
+       im->mddrc.lut_table0_alternate_lower = CFG_MDDRCGRP_LUT0_AL;
        im->mddrc.lut_table1_alternate_upper = CFG_MDDRCGRP_LUT1_AU;
-       im->mddrc.lut_table2_alternate_upper = CFG_MDDRCGRP_LUT2_AU;
-       im->mddrc.lut_table3_alternate_upper = CFG_MDDRCGRP_LUT3_AU;
-       im->mddrc.lut_table4_alternate_upper = CFG_MDDRCGRP_LUT4_AU;
-       im->mddrc.lut_table0_alternate_lower = CFG_MDDRCGRP_LUT0_AU;
        im->mddrc.lut_table1_alternate_lower = CFG_MDDRCGRP_LUT1_AL;
+       im->mddrc.lut_table2_alternate_upper = CFG_MDDRCGRP_LUT2_AU;
        im->mddrc.lut_table2_alternate_lower = CFG_MDDRCGRP_LUT2_AL;
+       im->mddrc.lut_table3_alternate_upper = CFG_MDDRCGRP_LUT3_AU;
        im->mddrc.lut_table3_alternate_lower = CFG_MDDRCGRP_LUT3_AL;
+       im->mddrc.lut_table4_alternate_upper = CFG_MDDRCGRP_LUT4_AU;
        im->mddrc.lut_table4_alternate_lower = CFG_MDDRCGRP_LUT4_AL;
 
        /* Initialize MDDRC */
@@ -154,19 +174,27 @@ long int fixed_sdram (void)
        for (i = 0; i < 10; i++)
                im->mddrc.ddr_command = CFG_MICRON_NOP;
 
+       im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_RFSH;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_RFSH;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_EM2;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
        im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
        im->mddrc.ddr_command = CFG_MICRON_EM2;
        im->mddrc.ddr_command = CFG_MICRON_EM3;
        im->mddrc.ddr_command = CFG_MICRON_EN_DLL;
-       im->mddrc.ddr_command = CFG_MICRON_RST_DLL;
+       im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
        im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
        im->mddrc.ddr_command = CFG_MICRON_RFSH;
        im->mddrc.ddr_command = CFG_MICRON_INIT_DEV_OP;
        im->mddrc.ddr_command = CFG_MICRON_OCD_DEFAULT;
-       im->mddrc.ddr_command = CFG_MICRON_OCD_EXIT;
-
-       for (i = 0; i < 10; i++)
-               im->mddrc.ddr_command = CFG_MICRON_NOP;
+       im->mddrc.ddr_command = CFG_MICRON_PCHG_ALL;
+       im->mddrc.ddr_command = CFG_MICRON_NOP;
 
        /* Start MDDRC */
        im->mddrc.ddr_time_config0 = CFG_MDDRC_TIME_CFG0_RUN;
@@ -175,6 +203,89 @@ long int fixed_sdram (void)
        return msize;
 }
 
+int misc_init_r(void)
+{
+       u8 tmp_val;
+       extern int ads5121_diu_init(void);
+
+       /* Using this for DIU init before the driver in linux takes over
+        *  Enable the TFP410 Encoder (I2C address 0x38)
+        */
+
+       i2c_set_bus_num(2);
+       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
+#if    !(defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE))
+       ads5121_diu_init();
+#endif
+#endif
+
+       return 0;
+}
+static  iopin_t ioregs_init[] = {
+       /* FUNC1=FEC_RX_DV Sets Next 3 to FEC pads */
+       {
+               IOCTL_SPDIF_TXCLK, 3, 0,
+               IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
+       },
+       /* Set highest Slew on 9 PATA pins */
+       {
+               IOCTL_PATA_CE1, 9, 1,
+               IO_PIN_FMUX(0) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
+       },
+       /* FUNC1=FEC_COL Sets Next 15 to FEC pads */
+       {
+               IOCTL_PSC0_0, 15, 0,
+               IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
+       },
+       /* FUNC1=SPDIF_TXCLK */
+       {
+               IOCTL_LPC_CS1, 1, 0,
+               IO_PIN_FMUX(1) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
+       },
+       /* FUNC2=SPDIF_TX and sets Next pin to SPDIF_RX */
+       {
+               IOCTL_I2C1_SCL, 2, 0,
+               IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
+       },
+       /* FUNC2=DIU CLK */
+       {
+               IOCTL_PSC6_0, 1, 0,
+               IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(1) | IO_PIN_DS(3)
+       },
+       /* FUNC2=DIU_HSYNC */
+       {
+               IOCTL_PSC6_1, 1, 0,
+               IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
+       },
+       /* FUNC2=DIUVSYNC Sets Next 26 to DIU Pads */
+       {
+               IOCTL_PSC6_4, 26, 0,
+               IO_PIN_FMUX(2) | IO_PIN_HOLD(0) | IO_PIN_PUD(0) |
+               IO_PIN_PUE(0) | IO_PIN_ST(0) | IO_PIN_DS(3)
+       }
+};
+
 int checkboard (void)
 {
        ushort brd_rev = *(vu_short *) (CFG_CPLD_BASE + 0x00);
@@ -182,5 +293,18 @@ int checkboard (void)
 
        printf ("Board: ADS5121 rev. 0x%04x (CPLD rev. 0x%02x)\n",
                brd_rev, cpld_rev);
+       /* initialize function mux & slew rate IO inter alia on IO Pins  */
+
+
+       iopin_initialize(ioregs_init, sizeof(ioregs_init) / sizeof(ioregs_init[0]));
+
        return 0;
 }
+
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
+{
+       ft_cpu_setup(blob, bd);
+       fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
+}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */