]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - board/freescale/mpc8360emds/mpc8360emds.c
Merge branch 'master' of git://git.denx.de/u-boot-usb
[karo-tx-uboot.git] / board / freescale / mpc8360emds / mpc8360emds.c
index 85c0120f2719d2efcd6845b5b809d3a5b2568dbd..f0a55f8a8d8c3ef27f61161c1e2741dffe864432 100644 (file)
@@ -1,14 +1,8 @@
 /*
- * Copyright (C) 2006 Freescale Semiconductor, Inc.
+ * Copyright (C) 2006,2010-2011 Freescale Semiconductor, Inc.
  * Dave Liu <daveliu@freescale.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <mpc83xx.h>
 #include <i2c.h>
 #include <miiphy.h>
+#include <phy.h>
+#include <fsl_mdio.h>
 #if defined(CONFIG_PCI)
 #include <pci.h>
 #endif
 #include <spd_sdram.h>
 #include <asm/mmu.h>
+#include <asm/io.h>
+#include <asm/mmu.h>
 #if defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
 #endif
+#include <hwconfig.h>
+#include <fdt_support.h>
 #if defined(CONFIG_PQ_MDS_PIB)
 #include "../common/pq-mds-pib.h"
 #endif
+#include "../../../drivers/qe/uec.h"
 
 const qe_iop_conf_t qe_iop_conf_tab[] = {
        /* GETH1 */
@@ -89,11 +90,19 @@ const qe_iop_conf_t qe_iop_conf_tab[] = {
        {0,  0, 0, 0, QE_IOP_TAB_END}, /* END of table */
 };
 
-int board_early_init_f(void)
+/* Handle "mpc8360ea rev.2.1 erratum 2: RGMII Timing"? */
+static int board_handle_erratum2(void)
 {
+       const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
 
-       u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
+       return REVID_MAJOR(immr->sysconf.spridr) == 2 &&
+              REVID_MINOR(immr->sysconf.spridr) == 1;
+}
+
+int board_early_init_f(void)
+{
        const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
+       u8 *bcsr = (u8 *)CONFIG_SYS_BCSR;
 
        /* Enable flash write */
        bcsr[0xa] &= ~0x04;
@@ -105,18 +114,69 @@ int board_early_init_f(void)
        /* Enable second UART */
        bcsr[0x9] &= ~0x01;
 
+       if (board_handle_erratum2()) {
+               void *immap = (immap_t *)(CONFIG_SYS_IMMR + 0x14a8);
+
+               /*
+                * IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
+                * IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
+                */
+               setbits_be32(immap, 0x0c003000);
+
+               /*
+                * IMMR + 0x14AC[20:27] = 10101010
+                * (data delay for both UCC's)
+                */
+               clrsetbits_be32(immap + 4, 0xff0, 0xaa0);
+       }
        return 0;
 }
 
 int board_early_init_r(void)
 {
+       gd_t *gd;
 #ifdef CONFIG_PQ_MDS_PIB
        pib_init();
 #endif
+       /*
+        * BAT6 is used for SDRAM when DDR size is 512MB or larger than 256MB
+        * So re-setup PCI MEM space used BAT5 after relocated to DDR
+        */
+       gd = (gd_t *)(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
+       if (gd->ram_size > CONFIG_MAX_MEM_MAPPED) {
+               write_bat(DBAT5, CONFIG_SYS_DBAT6U, CONFIG_SYS_DBAT6L);
+               write_bat(IBAT5, CONFIG_SYS_IBAT6U, CONFIG_SYS_IBAT6L);
+       }
+
        return 0;
 }
 
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
+#ifdef CONFIG_UEC_ETH
+static uec_info_t uec_info[] = {
+#ifdef CONFIG_UEC_ETH1
+       STD_UEC_INFO(1),
+#endif
+#ifdef CONFIG_UEC_ETH2
+       STD_UEC_INFO(2),
+#endif
+};
+
+int board_eth_init(bd_t *bd)
+{
+       if (board_handle_erratum2()) {
+               int i;
+
+               for (i = 0; i < ARRAY_SIZE(uec_info); i++) {
+                       uec_info[i].enet_interface_type =
+                               PHY_INTERFACE_MODE_RGMII_RXID;
+                       uec_info[i].speed = SPEED_1000;
+               }
+       }
+       return uec_eth_init(bd, uec_info, ARRAY_SIZE(uec_info));
+}
+#endif /* CONFIG_UEC_ETH */
+
+#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 extern void ddr_enable_ecc(unsigned int dram_size);
 #endif
 int fixed_sdram(void);
@@ -126,6 +186,7 @@ phys_size_t initdram(int board_type)
 {
        volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
        u32 msize = 0;
+       u32 lbc_sdram_size;
 
        if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32) im)
                return -1;
@@ -138,7 +199,7 @@ phys_size_t initdram(int board_type)
        msize = fixed_sdram();
 #endif
 
-#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
+#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
        /*
         * Initialize DDR ECC byte
         */
@@ -147,7 +208,9 @@ phys_size_t initdram(int board_type)
        /*
         * Initialize SDRAM if it is on local bus.
         */
-       msize += sdram_init(msize * 1024 * 1024);
+       lbc_sdram_size = sdram_init(msize * 1024 * 1024);
+       if (!msize)
+               msize = lbc_sdram_size;
 
        /* return total bus SDRAM size(bytes)  -- DDR */
        return (msize * 1024 * 1024);
@@ -160,19 +223,15 @@ phys_size_t initdram(int board_type)
 int fixed_sdram(void)
 {
        volatile immap_t *im = (immap_t *) CONFIG_SYS_IMMR;
-       u32 msize = 0;
-       u32 ddr_size;
-       u32 ddr_size_log2;
-
-       msize = CONFIG_SYS_DDR_SIZE;
-       for (ddr_size = msize << 20, ddr_size_log2 = 0;
-            (ddr_size > 1); ddr_size = ddr_size >> 1, ddr_size_log2++) {
-               if (ddr_size & 1) {
-                       return -1;
-               }
-       }
+       u32 msize = CONFIG_SYS_DDR_SIZE;
+       u32 ddr_size = msize << 20;
+       u32 ddr_size_log2 = __ilog2(ddr_size);
+       u32 half_ddr_size = ddr_size >> 1;
+
+       im->sysconf.ddrlaw[0].bar =
+               CONFIG_SYS_DDR_SDRAM_BASE & 0xfffff000;
        im->sysconf.ddrlaw[0].ar =
-           LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
+               LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE);
 #if (CONFIG_SYS_DDR_SIZE != 256)
 #warning Currenly any ddr size other than 256 is not supported
 #endif
@@ -190,11 +249,25 @@ int fixed_sdram(void)
        im->ddr.sdram_interval = CONFIG_SYS_DDR_INTERVAL;
        im->ddr.sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CNTL;
 #else
-       im->ddr.csbnds[0].csbnds = 0x00000007;
-       im->ddr.csbnds[1].csbnds = 0x0008000f;
 
-       im->ddr.cs_config[0] = CONFIG_SYS_DDR_CONFIG;
-       im->ddr.cs_config[1] = CONFIG_SYS_DDR_CONFIG;
+#if ((CONFIG_SYS_DDR_SDRAM_BASE & 0x00FFFFFF) != 0)
+#warning Chip select bounds is only configurable in 16MB increments
+#endif
+       im->ddr.csbnds[0].csbnds =
+               ((CONFIG_SYS_DDR_SDRAM_BASE >> CSBNDS_SA_SHIFT) & CSBNDS_SA) |
+               (((CONFIG_SYS_DDR_SDRAM_BASE + half_ddr_size - 1) >>
+                               CSBNDS_EA_SHIFT) & CSBNDS_EA);
+       im->ddr.csbnds[1].csbnds =
+               (((CONFIG_SYS_DDR_SDRAM_BASE + half_ddr_size) >>
+                               CSBNDS_SA_SHIFT) & CSBNDS_SA) |
+               (((CONFIG_SYS_DDR_SDRAM_BASE + ddr_size - 1) >>
+                               CSBNDS_EA_SHIFT) & CSBNDS_EA);
+
+       im->ddr.cs_config[0] = CONFIG_SYS_DDR_CS0_CONFIG;
+       im->ddr.cs_config[1] = CONFIG_SYS_DDR_CS1_CONFIG;
+
+       im->ddr.cs_config[2] = 0;
+       im->ddr.cs_config[3] = 0;
 
        im->ddr.timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
        im->ddr.timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
@@ -227,7 +300,7 @@ int checkboard(void)
 static int sdram_init(unsigned int base)
 {
        volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
-       volatile fsl_lbus_t *lbc = &immap->lbus;
+       fsl_lbc_t *lbc = LBC_BASE_ADDR;
        const int sdram_size = CONFIG_SYS_LBC_SDRAM_SIZE * 1024 * 1024;
        int rem = base % sdram_size;
        uint *sdram_addr;
@@ -236,12 +309,25 @@ static int sdram_init(unsigned int base)
        if (rem)
                base = base - rem + sdram_size;
 
+       /*
+        * Setup BAT6 for SDRAM when DDR size is 512MB or larger than 256MB
+        * After relocated to DDR, reuse BAT5 for PCI MEM space
+        */
+       if (base > CONFIG_MAX_MEM_MAPPED) {
+               unsigned long batl = base | BATL_PP_10 | BATL_MEMCOHERENCE;
+               unsigned long batu = base | BATU_BL_64M | BATU_VS | BATU_VP;
+
+               /* Setup the BAT6 for SDRAM */
+               write_bat(DBAT6, batu, batl);
+               write_bat(IBAT6, batu, batl);
+       }
+
        sdram_addr = (uint *)base;
        /*
         * Setup SDRAM Base and Option Registers
         */
-       immap->lbus.bank[2].br = base | CONFIG_SYS_BR2;
-       immap->lbus.bank[2].or = CONFIG_SYS_OR2;
+       set_lbc_br(2, base | CONFIG_SYS_BR2);
+       set_lbc_or(2, CONFIG_SYS_OR2);
        immap->sysconf.lblaw[2].bar = base;
        immap->sysconf.lblaw[2].ar = CONFIG_SYS_LBLAWAR2;
 
@@ -307,21 +393,28 @@ static int sdram_init(unsigned int base) { return 0; }
 #endif
 
 #if defined(CONFIG_OF_BOARD_SETUP)
-void ft_board_setup(void *blob, bd_t *bd)
+static void ft_board_fixup_qe_usb(void *blob, bd_t *bd)
 {
-       const immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
+       if (!hwconfig_subarg_cmp("qe_usb", "mode", "peripheral"))
+               return;
 
+       do_fixup_by_compat(blob, "fsl,mpc8323-qe-usb", "mode",
+                          "peripheral", sizeof("peripheral"), 1);
+}
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
        ft_cpu_setup(blob, bd);
 #ifdef CONFIG_PCI
        ft_pci_setup(blob, bd);
 #endif
+       ft_board_fixup_qe_usb(blob, bd);
        /*
         * mpc8360ea pb mds errata 2: RGMII timing
         * if on mpc8360ea rev. 2.1,
         * change both ucc phy-connection-types from rgmii-id to rgmii-rxid
         */
-       if ((REVID_MAJOR(immr->sysconf.spridr) == 2) &&
-           (REVID_MINOR(immr->sysconf.spridr) == 1)) {
+       if (board_handle_erratum2()) {
                int nodeoffset;
                const char *prop;
                int path;
@@ -334,12 +427,10 @@ void ft_board_setup(void *blob, bd_t *bd)
                        if (prop) {
                                path = fdt_path_offset(blob, prop);
                                prop = fdt_getprop(blob, path,
-                                                  "phy-connection-type", 0);
+                                                  "phy-connection-type", 0);
                                if (prop && (strcmp(prop, "rgmii-id") == 0))
-                                       fdt_setprop(blob, path,
-                                                   "phy-connection-type",
-                                                   "rgmii-rxid",
-                                                   sizeof("rgmii-rxid"));
+                                       fdt_fixup_phy_connection(blob, path,
+                                               PHY_INTERFACE_MODE_RGMII_RXID);
                        }
 #endif
 #if defined(CONFIG_HAS_ETH1)
@@ -348,15 +439,15 @@ void ft_board_setup(void *blob, bd_t *bd)
                        if (prop) {
                                path = fdt_path_offset(blob, prop);
                                prop = fdt_getprop(blob, path,
-                                                  "phy-connection-type", 0);
+                                                  "phy-connection-type", 0);
                                if (prop && (strcmp(prop, "rgmii-id") == 0))
-                                       fdt_setprop(blob, path,
-                                                   "phy-connection-type",
-                                                   "rgmii-rxid",
-                                                   sizeof("rgmii-rxid"));
+                                       fdt_fixup_phy_connection(blob, path,
+                                               PHY_INTERFACE_MODE_RGMII_RXID);
                        }
 #endif
                }
        }
+
+       return 0;
 }
 #endif