Merge branch 'master' of git://git.denx.de/u-boot-nand-flash

[karo-tx-uboot.git] / arch / powerpc / cpu / mpc85xx / cpu_init.c

diff --git a/arch/powerpc/cpu/mpc85xx/cpu_init.c b/arch/powerpc/cpu/mpc85xx/cpu_init.c
index d1155e81263e8d948144cb1d84a3098e3c41f161..3c8f59cdb363ce151572bcd00a75d8b765cbcd4c 100644 (file)
--- a/arch/powerpc/cpu/mpc85xx/cpu_init.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu_init.c
@@ -172,6 +172,9 @@ static void enable_cpc(void)
 #ifdef CONFIG_SYS_FSL_ERRATUM_CPC_A003
                setbits_be32(&cpc->cpchdbcr0, CPC_HDBCR0_DATA_ECC_SCRUB_DIS);
 #endif
+#ifdef CONFIG_SYS_FSL_ERRATUM_A006593
+               setbits_be32(&cpc->cpchdbcr0, 1 << (31 - 21));
+#endif
 
                out_be32(&cpc->cpccsr0, CPC_CSR0_CE | CPC_CSR0_PE);
                /* Read back to sync write */
@@ -312,19 +315,33 @@ int enable_cluster_l2(void)
 
        /* Look through the remaining clusters, and set up their caches */
        do {
+               int j, cluster_valid = 0;
+
                l2cache = (void __iomem *)(CONFIG_SYS_FSL_CLUSTER_1_L2 + i * 0x40000);
+
                cluster = in_be32(&gur->tp_cluster[i].lower);
 
-               /* set stash ID to (cluster) * 2 + 32 + 1 */
-               clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
+               /* check that at least one core/accel is enabled in cluster */
+               for (j = 0; j < 4; j++) {
+                       u32 idx = (cluster >> (j*8)) & TP_CLUSTER_INIT_MASK;
+                       u32 type = in_be32(&gur->tp_ityp[idx]);
 
-               printf("enable l2 for cluster %d %p\n", i, l2cache);
+                       if (type & TP_ITYP_AV)
+                               cluster_valid = 1;
+               }
 
-               out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
-               while ((in_be32(&l2cache->l2csr0) &
-                       (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
-                       ;
-               out_be32(&l2cache->l2csr0, L2CSR0_L2E);
+               if (cluster_valid) {
+                       /* set stash ID to (cluster) * 2 + 32 + 1 */
+                       clrsetbits_be32(&l2cache->l2csr1, 0xff, 32 + i * 2 + 1);
+
+                       printf("enable l2 for cluster %d %p\n", i, l2cache);
+
+                       out_be32(&l2cache->l2csr0, L2CSR0_L2FI|L2CSR0_L2LFC);
+                       while ((in_be32(&l2cache->l2csr0)
+                               & (L2CSR0_L2FI|L2CSR0_L2LFC)) != 0)
+                                       ;
+                       out_be32(&l2cache->l2csr0, L2CSR0_L2E|L2CSR0_L2PE|L2CSR0_L2REP_MODE);
+               }
                i++;
        } while (!(cluster & TP_CLUSTER_EOC));
 
@@ -534,9 +551,23 @@ skip_l2:
        /* needs to be in ram since code uses global static vars */
        fsl_serdes_init();
 
+#ifdef CONFIG_SYS_FSL_ERRATUM_A005871
+       if (IS_SVR_REV(svr, 1, 0)) {
+               int i;
+               __be32 *p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb004c;
+
+               for (i = 0; i < 12; i++) {
+                       p += i + (i > 5 ? 11 : 0);
+                       out_be32(p, 0x2);
+               }
+               p = (void __iomem *)CONFIG_SYS_DCSRBAR + 0xb0108;
+               out_be32(p, 0x34);
+       }
+#endif
+
 #ifdef CONFIG_SYS_SRIO
        srio_init();
-#ifdef CONFIG_SYS_FSL_SRIO_PCIE_BOOT_MASTER 
+#ifdef CONFIG_SRIO_PCIE_BOOT_MASTER
        char *s = getenv("bootmaster");
        if (s) {
                if (!strcmp(s, "SRIO1")) {
@@ -595,6 +626,42 @@ skip_l2:
        }
 #endif
 
+#ifdef CONFIG_SYS_FSL_ERRATUM_USB14
+       /* On P204x/P304x/P50x0 Rev1.0, USB transmit will result internal
+        * multi-bit ECC errors which has impact on performance, so software
+        * should disable all ECC reporting from USB1 and USB2.
+        */
+       if (IS_SVR_REV(get_svr(), 1, 0)) {
+               struct dcsr_dcfg_regs *dcfg = (struct dcsr_dcfg_regs *)
+                       (CONFIG_SYS_DCSRBAR + CONFIG_SYS_DCSR_DCFG_OFFSET);
+               setbits_be32(&dcfg->ecccr1,
+                               (DCSR_DCFG_ECC_DISABLE_USB1 |
+                                DCSR_DCFG_ECC_DISABLE_USB2));
+       }
+#endif
+
+#if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE)
+               ccsr_usb_phy_t *usb_phy =
+                       (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR;
+               setbits_be32(&usb_phy->pllprg[1],
+                            CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN |
+                            CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN |
+                            CONFIG_SYS_FSL_USB_PLLPRG2_MFI |
+                            CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN);
+               setbits_be32(&usb_phy->port1.ctrl,
+                            CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
+               setbits_be32(&usb_phy->port1.drvvbuscfg,
+                            CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
+               setbits_be32(&usb_phy->port1.pwrfltcfg,
+                            CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
+               setbits_be32(&usb_phy->port2.ctrl,
+                            CONFIG_SYS_FSL_USB_CTRL_PHY_EN);
+               setbits_be32(&usb_phy->port2.drvvbuscfg,
+                            CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN);
+               setbits_be32(&usb_phy->port2.pwrfltcfg,
+                            CONFIG_SYS_FSL_USB_PWRFLT_CR_EN);
+#endif
+
 #ifdef CONFIG_FMAN_ENET
        fman_enet_init();
 #endif