--- /dev/null
+/*
+ * Copyright 2006, 2007, 2010-2011 Freescale Semiconductor.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/immap_86xx.h>
+#include <asm/fsl_pci.h>
+#include <fsl_ddr_sdram.h>
+#include <asm/fsl_serdes.h>
+#include <asm/io.h>
+#include <libfdt.h>
+#include <fdt_support.h>
+#include <netdev.h>
+
+phys_size_t fixed_sdram(void);
+
+int checkboard(void)
+{
+ u8 vboot;
+ u8 *pixis_base = (u8 *)PIXIS_BASE;
+
+ printf ("Board: MPC8641HPCN, Sys ID: 0x%02x, "
+ "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
+ in_8(pixis_base + PIXIS_ID), in_8(pixis_base + PIXIS_VER),
+ in_8(pixis_base + PIXIS_PVER));
+
+ vboot = in_8(pixis_base + PIXIS_VBOOT);
+ if (vboot & PIXIS_VBOOT_FMAP)
+ printf ("vBank: %d\n", ((vboot & PIXIS_VBOOT_FBANK) >> 6));
+ else
+ puts ("Promjet\n");
+
+ return 0;
+}
+
+phys_size_t
+initdram(int board_type)
+{
+ phys_size_t dram_size = 0;
+
+#if defined(CONFIG_SPD_EEPROM)
+ dram_size = fsl_ddr_sdram();
+#else
+ dram_size = fixed_sdram();
+#endif
+
+ setup_ddr_bat(dram_size);
+
+ debug(" DDR: ");
+ return dram_size;
+}
+
+
+#if !defined(CONFIG_SPD_EEPROM)
+/*
+ * Fixed sdram init -- doesn't use serial presence detect.
+ */
+phys_size_t
+fixed_sdram(void)
+{
+#if !defined(CONFIG_SYS_RAMBOOT)
+ volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+ struct ccsr_ddr __iomem *ddr = &immap->im_ddr1;
+
+ ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS;
+ ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG;
+ ddr->timing_cfg_3 = CONFIG_SYS_DDR_TIMING_3;
+ ddr->timing_cfg_0 = CONFIG_SYS_DDR_TIMING_0;
+ ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1;
+ ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2;
+ ddr->sdram_mode = CONFIG_SYS_DDR_MODE_1;
+ ddr->sdram_mode_2 = CONFIG_SYS_DDR_MODE_2;
+ ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL;
+ ddr->sdram_data_init = CONFIG_SYS_DDR_DATA_INIT;
+ ddr->sdram_clk_cntl = CONFIG_SYS_DDR_CLK_CTRL;
+ ddr->sdram_ocd_cntl = CONFIG_SYS_DDR_OCD_CTRL;
+ ddr->sdram_ocd_status = CONFIG_SYS_DDR_OCD_STATUS;
+
+#if defined (CONFIG_DDR_ECC)
+ ddr->err_disable = 0x0000008D;
+ ddr->err_sbe = 0x00ff0000;
+#endif
+ asm("sync;isync");
+
+ udelay(500);
+
+#if defined (CONFIG_DDR_ECC)
+ /* Enable ECC checking */
+ ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000);
+#else
+ ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL;
+ ddr->sdram_cfg_2 = CONFIG_SYS_DDR_CONTROL2;
+#endif
+ asm("sync; isync");
+
+ udelay(500);
+#endif
+ return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
+}
+#endif /* !defined(CONFIG_SPD_EEPROM) */
+
+void pci_init_board(void)
+{
+ fsl_pcie_init_board(0);
+
+#ifdef CONFIG_PCIE1
+ /*
+ * Activate ULI1575 legacy chip by performing a fake
+ * memory access. Needed to make ULI RTC work.
+ */
+ in_be32((unsigned *) ((char *)(CONFIG_SYS_PCIE1_MEM_VIRT
+ + CONFIG_SYS_PCIE1_MEM_SIZE - 0x1000000)));
+#endif /* CONFIG_PCIE1 */
+}
+
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+void
+ft_board_setup(void *blob, bd_t *bd)
+{
+ int off;
+ u64 *tmp;
+ u32 *addrcells;
+
+ ft_cpu_setup(blob, bd);
+
+ FT_FSL_PCI_SETUP;
+
+ /*
+ * Warn if it looks like the device tree doesn't match u-boot.
+ * This is just an estimation, based on the location of CCSR,
+ * which is defined by the "reg" property in the soc node.
+ */
+ off = fdt_path_offset(blob, "/soc8641");
+ addrcells = (u32 *)fdt_getprop(blob, 0, "#address-cells", NULL);
+ tmp = (u64 *)fdt_getprop(blob, off, "reg", NULL);
+
+ if (tmp) {
+ u64 addr;
+ if (addrcells && (*addrcells == 1))
+ addr = *(u32 *)tmp;
+ else
+ addr = *tmp;
+
+ if (addr != CONFIG_SYS_CCSRBAR_PHYS)
+ printf("WARNING: The CCSRBAR address in your .dts "
+ "does not match the address of the CCSR "
+ "in u-boot. This means your .dts might "
+ "be old.\n");
+ }
+}
+#endif
+
+
+/*
+ * get_board_sys_clk
+ * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ
+ */
+
+unsigned long
+get_board_sys_clk(ulong dummy)
+{
+ u8 i, go_bit, rd_clks;
+ ulong val = 0;
+ u8 *pixis_base = (u8 *)PIXIS_BASE;
+
+ go_bit = in_8(pixis_base + PIXIS_VCTL);
+ go_bit &= 0x01;
+
+ rd_clks = in_8(pixis_base + PIXIS_VCFGEN0);
+ rd_clks &= 0x1C;
+
+ /*
+ * Only if both go bit and the SCLK bit in VCFGEN0 are set
+ * should we be using the AUX register. Remember, we also set the
+ * GO bit to boot from the alternate bank on the on-board flash
+ */
+
+ if (go_bit) {
+ if (rd_clks == 0x1c)
+ i = in_8(pixis_base + PIXIS_AUX);
+ else
+ i = in_8(pixis_base + PIXIS_SPD);
+ } else {
+ i = in_8(pixis_base + PIXIS_SPD);
+ }
+
+ i &= 0x07;
+
+ switch (i) {
+ case 0:
+ val = 33000000;
+ break;
+ case 1:
+ val = 40000000;
+ break;
+ case 2:
+ val = 50000000;
+ break;
+ case 3:
+ val = 66000000;
+ break;
+ case 4:
+ val = 83000000;
+ break;
+ case 5:
+ val = 100000000;
+ break;
+ case 6:
+ val = 134000000;
+ break;
+ case 7:
+ val = 166000000;
+ break;
+ }
+
+ return val;
+}
+
+int board_eth_init(bd_t *bis)
+{
+ /* Initialize TSECs */
+ cpu_eth_init(bis);
+ return pci_eth_init(bis);
+}
+
+void board_reset(void)
+{
+ u8 *pixis_base = (u8 *)PIXIS_BASE;
+
+ out_8(pixis_base + PIXIS_RST, 0);
+
+ while (1)
+ ;
+}
Code Review / kvmfornfv.git / blobdiff