]> git.sur5r.net Git - u-boot/blobdiff - board/freescale/t102xrdb/t102xrdb.c
imx: mx7dsabresd: drop SYS_SOC from board Kconfig
[u-boot] / board / freescale / t102xrdb / t102xrdb.c
index e196f12ac7a16844a3633a9691b40b24dc79eb0a..fddd240f98a4c25ec55bd777535ecc1f044a7861 100644 (file)
 #include <asm/fsl_liodn.h>
 #include <fm_eth.h>
 #include "t102xrdb.h"
+#ifdef CONFIG_T1024RDB
 #include "cpld.h"
+#elif defined(CONFIG_T1023RDB)
+#include <i2c.h>
+#include <mmc.h>
+#endif
 #include "../common/sleep.h"
 
 DECLARE_GLOBAL_DATA_PTR;
 
+#ifdef CONFIG_T1023RDB
+enum {
+       GPIO1_SD_SEL    = 0x00020000, /* GPIO1_14, 0: eMMC, 1:SD/MMC */
+       GPIO1_EMMC_SEL,
+       GPIO3_GET_VERSION,             /* GPIO3_4/5, 00:RevB, 01: RevC */
+       GPIO3_BRD_VER_MASK = 0x0c000000,
+       GPIO3_OFFSET = 0x2000,
+       I2C_GET_BANK,
+       I2C_SET_BANK0,
+       I2C_SET_BANK4,
+};
+#endif
+
 int checkboard(void)
 {
        struct cpu_type *cpu = gd->arch.cpu;
@@ -34,14 +52,19 @@ int checkboard(void)
        srds_s1 >>= FSL_CORENET2_RCWSR4_SRDS1_PRTCL_SHIFT;
 
        printf("Board: %sRDB, ", cpu->name);
-       printf("Board rev: 0x%02x CPLD ver: 0x%02x, boot from ",
+#if defined(CONFIG_T1024RDB)
+       printf("Board rev: 0x%02x CPLD ver: 0x%02x, ",
               CPLD_READ(hw_ver), CPLD_READ(sw_ver));
+#elif defined(CONFIG_T1023RDB)
+       printf("Rev%c, ", t1023rdb_ctrl(GPIO3_GET_VERSION) + 'B');
+#endif
+       printf("boot from ");
 
 #ifdef CONFIG_SDCARD
        puts("SD/MMC\n");
 #elif CONFIG_SPIFLASH
        puts("SPI\n");
-#else
+#elif defined(CONFIG_T1024RDB)
        u8 reg;
 
        reg = CPLD_READ(flash_csr);
@@ -52,17 +75,24 @@ int checkboard(void)
                reg = ((reg & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
                printf("NOR vBank%d\n", reg);
        }
+#elif defined(CONFIG_T1023RDB)
+#ifdef CONFIG_NAND
+       puts("NAND\n");
+#else
+       printf("NOR vBank%d\n", t1023rdb_ctrl(I2C_GET_BANK));
+#endif
 #endif
 
        puts("SERDES Reference Clocks:\n");
        if (srds_s1 == 0x95)
                printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[2], freq[0]);
        else
-               printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[0], freq[0]);
+               printf("SD1_CLK1=%s, SD1_CLK2=%s\n", freq[0], freq[1]);
 
        return 0;
 }
 
+#ifdef CONFIG_T1024RDB
 static void board_mux_lane(void)
 {
        ccsr_gur_t __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
@@ -82,6 +112,7 @@ static void board_mux_lane(void)
        }
        CPLD_WRITE(boot_override, CPLD_OVERRIDE_MUX_EN);
 }
+#endif
 
 int board_early_init_f(void)
 {
@@ -124,7 +155,9 @@ int board_early_init_r(void)
 #ifdef CONFIG_SYS_DPAA_QBMAN
        setup_portals();
 #endif
+#ifdef CONFIG_T1024RDB
        board_mux_lane();
+#endif
 
        return 0;
 }
@@ -168,5 +201,126 @@ int ft_board_setup(void *blob, bd_t *bd)
        fdt_fixup_board_enet(blob);
 #endif
 
+#ifdef CONFIG_T1023RDB
+       if (t1023rdb_ctrl(GPIO3_GET_VERSION) > 0)
+               fdt_enable_nor(blob);
+#endif
+
+       return 0;
+}
+
+#ifdef CONFIG_T1023RDB
+/* Enable NOR flash for RevC */
+static void fdt_enable_nor(void *blob)
+{
+       int nodeoff = fdt_node_offset_by_compatible(blob, 0, "cfi-flash");
+
+       if (nodeoff >= 0)
+               fdt_status_okay(blob, nodeoff);
+       else
+               printf("WARNING unable to set status for NOR\n");
+}
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+       ccsr_gpio_t __iomem *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
+       u32 val = in_be32(&pgpio->gpdat);
+
+       /* GPIO1_14, 0: eMMC, 1: SD/MMC */
+       val &= GPIO1_SD_SEL;
+
+       return val ? -1 : 1;
+}
+
+int board_mmc_getwp(struct mmc *mmc)
+{
+       ccsr_gpio_t __iomem *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
+       u32 val = in_be32(&pgpio->gpdat);
+
+       val &= GPIO1_SD_SEL;
+
+       return val ? -1 : 0;
+}
+
+static u32 t1023rdb_ctrl(u32 ctrl_type)
+{
+       ccsr_gpio_t __iomem *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
+       ccsr_gur_t __iomem  *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+       u32 val, orig_bus = i2c_get_bus_num();
+       u8 tmp;
+
+       switch (ctrl_type) {
+       case GPIO1_SD_SEL:
+               val = in_be32(&pgpio->gpdat);
+               val |= GPIO1_SD_SEL;
+               out_be32(&pgpio->gpdat, val);
+               setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
+               break;
+       case GPIO1_EMMC_SEL:
+               val = in_be32(&pgpio->gpdat);
+               val &= ~GPIO1_SD_SEL;
+               out_be32(&pgpio->gpdat, val);
+               setbits_be32(&pgpio->gpdir, GPIO1_SD_SEL);
+               break;
+       case GPIO3_GET_VERSION:
+               pgpio = (ccsr_gpio_t *)(CONFIG_SYS_MPC85xx_GPIO_ADDR
+                        + GPIO3_OFFSET);
+               val = in_be32(&pgpio->gpdat);
+               val = ((val & GPIO3_BRD_VER_MASK) >> 26) & 0x3;
+               if (val == 0x3) /* GPIO3_4/5 not used on RevB */
+                       val = 0;
+               return val;
+       case I2C_GET_BANK:
+               i2c_set_bus_num(I2C_PCA6408_BUS_NUM);
+               i2c_read(I2C_PCA6408_ADDR, 0, 1, &tmp, 1);
+               tmp &= 0x7;
+               tmp = ((tmp & 1) << 2) | (tmp & 2) | ((tmp & 4) >> 2);
+               i2c_set_bus_num(orig_bus);
+               return tmp;
+       case I2C_SET_BANK0:
+               i2c_set_bus_num(I2C_PCA6408_BUS_NUM);
+               tmp = 0x0;
+               i2c_write(I2C_PCA6408_ADDR, 1, 1, &tmp, 1);
+               tmp = 0xf8;
+               i2c_write(I2C_PCA6408_ADDR, 3, 1, &tmp, 1);
+               /* asserting HRESET_REQ */
+               out_be32(&gur->rstcr, 0x2);
+               break;
+       case I2C_SET_BANK4:
+               i2c_set_bus_num(I2C_PCA6408_BUS_NUM);
+               tmp = 0x1;
+               i2c_write(I2C_PCA6408_ADDR, 1, 1, &tmp, 1);
+               tmp = 0xf8;
+               i2c_write(I2C_PCA6408_ADDR, 3, 1, &tmp, 1);
+               out_be32(&gur->rstcr, 0x2);
+               break;
+       default:
+               break;
+       }
+       return 0;
+}
+
+static int switch_cmd(cmd_tbl_t *cmdtp, int flag, int argc,
+                   char * const argv[])
+{
+       if (argc < 2)
+               return CMD_RET_USAGE;
+       if (!strcmp(argv[1], "bank0"))
+               t1023rdb_ctrl(I2C_SET_BANK0);
+       else if (!strcmp(argv[1], "bank4") || !strcmp(argv[1], "altbank"))
+               t1023rdb_ctrl(I2C_SET_BANK4);
+       else if (!strcmp(argv[1], "sd"))
+               t1023rdb_ctrl(GPIO1_SD_SEL);
+       else if (!strcmp(argv[1], "emmc"))
+               t1023rdb_ctrl(GPIO1_EMMC_SEL);
+       else
+               return CMD_RET_USAGE;
        return 0;
 }
+
+U_BOOT_CMD(
+       switch, 2, 0, switch_cmd,
+       "for bank0/bank4/sd/emmc switch control in runtime",
+       "command (e.g. switch bank4)"
+);
+#endif