#include <common.h>
#include <asm/io.h>
+#include <errno.h>
#include <fdtdec.h>
#include <libfdt.h>
#include <altera.h>
#include <netdev.h>
#include <watchdog.h>
#include <asm/arch/reset_manager.h>
+#include <asm/arch/scan_manager.h>
#include <asm/arch/system_manager.h>
-#include <asm/arch/dwmmc.h>
#include <asm/arch/nic301.h>
#include <asm/arch/scu.h>
#include <asm/pl310.h>
#endif
}
+void v7_outer_cache_enable(void)
+{
+ /* Disable the L2 cache */
+ clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN);
+
+ /* enable BRESP, instruction and data prefetch, full line of zeroes */
+ setbits_le32(&pl310->pl310_aux_ctrl,
+ L310_AUX_CTRL_DATA_PREFETCH_MASK |
+ L310_AUX_CTRL_INST_PREFETCH_MASK |
+ L310_SHARED_ATT_OVERRIDE_ENABLE);
+
+ /* Enable the L2 cache */
+ setbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN);
+}
+
+void v7_outer_cache_disable(void)
+{
+ /* Disable the L2 cache */
+ clrbits_le32(&pl310->pl310_ctrl, L2X0_CTRL_EN);
+}
+
/*
* DesignWare Ethernet initialization
*/
#ifdef CONFIG_ETH_DESIGNWARE
-static void dwmac_deassert_reset(const unsigned int of_reset_id)
+static void dwmac_deassert_reset(const unsigned int of_reset_id,
+ const u32 phymode)
{
u32 physhift, reset;
/* configure to PHY interface select choosed */
setbits_le32(&sysmgr_regs->emacgrp_ctrl,
- SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII << physhift);
+ phymode << physhift);
/* Release the EMAC controller from reset */
socfpga_per_reset(reset, 0);
}
-int cpu_eth_init(bd_t *bis)
+static u32 dwmac_phymode_to_modereg(const char *phymode, u32 *modereg)
+{
+ if (!phymode)
+ return -EINVAL;
+
+ if (!strcmp(phymode, "mii") || !strcmp(phymode, "gmii")) {
+ *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_GMII_MII;
+ return 0;
+ }
+
+ if (!strcmp(phymode, "rgmii")) {
+ *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RGMII;
+ return 0;
+ }
+
+ if (!strcmp(phymode, "rmii")) {
+ *modereg = SYSMGR_EMACGRP_CTRL_PHYSEL_ENUM_RMII;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static int socfpga_eth_reset(void)
{
const void *fdt = gd->fdt_blob;
struct fdtdec_phandle_args args;
+ const char *phy_mode;
+ u32 phy_modereg;
int nodes[2]; /* Max. two GMACs */
int ret, count;
int i, node;
continue;
}
- dwmac_deassert_reset(args.args[0]);
+ phy_mode = fdt_getprop(fdt, node, "phy-mode", NULL);
+ ret = dwmac_phymode_to_modereg(phy_mode, &phy_modereg);
+ if (ret) {
+ debug("GMAC%i: Failed to parse DT 'phy-mode'!\n", i);
+ continue;
+ }
+
+ dwmac_deassert_reset(args.args[0], phy_modereg);
}
return 0;
}
-#endif
-
-#ifdef CONFIG_DWMMC
-/*
- * Initializes MMC controllers.
- * to override, implement board_mmc_init()
- */
-int cpu_mmc_init(bd_t *bis)
+#else
+static int socfpga_eth_reset(void)
{
-/*
- * FIXME: Temporarily define CONFIG_HPS_SDMMC_BUSWIDTH to prevent breakage
- * due to missing patches in u-boot/master . The upcoming patch will
- * switch this to OF probing, so this whole block will go away.
- */
-#define CONFIG_HPS_SDMMC_BUSWIDTH 8
- return socfpga_dwmmc_init(SOCFPGA_SDMMC_ADDRESS,
- CONFIG_HPS_SDMMC_BUSWIDTH, 0);
-}
+ return 0;
+};
#endif
struct {
{ "qspi", "QSPI Flash (3.0V)", },
};
+static const struct {
+ const u16 pn;
+ const char *name;
+ const char *var;
+} const socfpga_fpga_model[] = {
+ /* Cyclone V E */
+ { 0x2b15, "Cyclone V, E/A2", "cv_e_a2" },
+ { 0x2b05, "Cyclone V, E/A4", "cv_e_a4" },
+ { 0x2b22, "Cyclone V, E/A5", "cv_e_a5" },
+ { 0x2b13, "Cyclone V, E/A7", "cv_e_a7" },
+ { 0x2b14, "Cyclone V, E/A9", "cv_e_a9" },
+ /* Cyclone V GX/GT */
+ { 0x2b01, "Cyclone V, GX/C3", "cv_gx_c3" },
+ { 0x2b12, "Cyclone V, GX/C4", "cv_gx_c4" },
+ { 0x2b02, "Cyclone V, GX/C5 or GT/D5", "cv_gx_c5" },
+ { 0x2b03, "Cyclone V, GX/C7 or GT/D7", "cv_gx_c7" },
+ { 0x2b04, "Cyclone V, GX/C9 or GT/D9", "cv_gx_c9" },
+ /* Cyclone V SE/SX/ST */
+ { 0x2d11, "Cyclone V, SE/A2 or SX/C2", "cv_se_a2" },
+ { 0x2d01, "Cyclone V, SE/A4 or SX/C4", "cv_se_a4" },
+ { 0x2d12, "Cyclone V, SE/A5 or SX/C5 or ST/D5", "cv_se_a5" },
+ { 0x2d02, "Cyclone V, SE/A6 or SX/C6 or ST/D6", "cv_se_a6" },
+ /* Arria V */
+ { 0x2d03, "Arria V, D5", "av_d5" },
+};
+
+static int socfpga_fpga_id(const bool print_id)
+{
+ const u32 altera_mi = 0x6e;
+ const u32 id = scan_mgr_get_fpga_id();
+
+ const u32 lsb = id & 0x00000001;
+ const u32 mi = (id >> 1) & 0x000007ff;
+ const u32 pn = (id >> 12) & 0x0000ffff;
+ const u32 version = (id >> 28) & 0x0000000f;
+ int i;
+
+ if ((mi != altera_mi) || (lsb != 1)) {
+ printf("FPGA: Not Altera chip ID\n");
+ return -EINVAL;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(socfpga_fpga_model); i++)
+ if (pn == socfpga_fpga_model[i].pn)
+ break;
+
+ if (i == ARRAY_SIZE(socfpga_fpga_model)) {
+ printf("FPGA: Unknown Altera chip, ID 0x%08x\n", id);
+ return -EINVAL;
+ }
+
+ if (print_id)
+ printf("FPGA: Altera %s, version 0x%01x\n",
+ socfpga_fpga_model[i].name, version);
+ return i;
+}
+
/*
* Print CPU information
*/
{
const u32 bsel = readl(&sysmgr_regs->bootinfo) & 0x7;
puts("CPU: Altera SoCFPGA Platform\n");
+ socfpga_fpga_id(1);
printf("BOOT: %s\n", bsel_str[bsel].name);
return 0;
}
int arch_misc_init(void)
{
const u32 bsel = readl(&sysmgr_regs->bootinfo) & 0x7;
+ const int fpga_id = socfpga_fpga_id(0);
setenv("bootmode", bsel_str[bsel].mode);
- return 0;
+ if (fpga_id >= 0)
+ setenv("fpgatype", socfpga_fpga_model[fpga_id].var);
+ return socfpga_eth_reset();
}
#endif
* issuing warm reset. The ancient kernel code expects this
* value to be written into the register by the bootloader, so
* to support that old code, we write it here instead of in the
- * reset_cpu() function just before reseting the CPU.
+ * reset_cpu() function just before resetting the CPU.
*/
writel(0xae9efebc, &sysmgr_regs->romcodegrp_warmramgrp_enable);
socfpga_per_reset(SOCFPGA_RESET(SPIM1), 0);
#endif
+#ifdef CONFIG_NAND_DENALI
+ socfpga_per_reset(SOCFPGA_RESET(NAND), 0);
+#endif
+
return 0;
}