--- /dev/null
+/*
+ * Copyright 2010-2012 Freescale Semiconductor, Inc.
+ * Authors: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
+ * Timur Tabi <timur@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <pci.h>
+#include <asm/processor.h>
+#include <asm/mmu.h>
+#include <asm/cache.h>
+#include <asm/immap_85xx.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 <fsl_mdio.h>
+#include <tsec.h>
+#include <asm/fsl_law.h>
+#include <netdev.h>
+#include <i2c.h>
+#include <hwconfig.h>
+
+#include "../common/ngpixis.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+ /* Set pmuxcr to allow both i2c1 and i2c2 */
+ setbits_be32(&gur->pmuxcr, 0x1000);
+#ifdef CONFIG_SYS_RAMBOOT
+ setbits_be32(&gur->pmuxcr,
+ in_be32(&gur->pmuxcr) | MPC85xx_PMUXCR_SD_DATA);
+#endif
+
+ /* Read back the register to synchronize the write. */
+ in_be32(&gur->pmuxcr);
+
+ /* Set the pin muxing to enable ETSEC2. */
+ clrbits_be32(&gur->pmuxcr2, 0x001F8000);
+
+ /* Enable the SPI */
+ clrsetbits_8(&pixis->brdcfg0, PIXIS_ELBC_SPI_MASK, PIXIS_SPI);
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ u8 sw;
+
+ printf("Board: P1022DS Sys ID: 0x%02x, "
+ "Sys Ver: 0x%02x, FPGA Ver: 0x%02x, ",
+ in_8(&pixis->id), in_8(&pixis->arch), in_8(&pixis->scver));
+
+ sw = in_8(&PIXIS_SW(PIXIS_LBMAP_SWITCH));
+
+ switch ((sw & PIXIS_LBMAP_MASK) >> 6) {
+ case 0:
+ printf ("vBank: %u\n", ((sw & 0x30) >> 4));
+ break;
+ case 1:
+ printf ("NAND\n");
+ break;
+ case 2:
+ case 3:
+ puts ("Promjet\n");
+ break;
+ }
+
+ return 0;
+}
+
+#define CONFIG_TFP410_I2C_ADDR 0x38
+
+/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
+#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03
+
+/* Route the I2C1 pins to the SSI port instead. */
+#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08
+
+/* Choose the 12.288Mhz codec reference clock */
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02
+
+/* Choose the 11.2896Mhz codec reference clock */
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01
+
+/* Connect to USB2 */
+#define CONFIG_PIXIS_BRDCFG0_USB2 0x10
+/* Connect to TFM bus */
+#define CONFIG_PIXIS_BRDCFG1_TDM 0x0c
+/* Connect to SPI */
+#define CONFIG_PIXIS_BRDCFG0_SPI 0x80
+
+int misc_init_r(void)
+{
+ u8 temp;
+ const char *audclk;
+ size_t arglen;
+ ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+
+ /* For DVI, enable the TFP410 Encoder. */
+
+ temp = 0xBF;
+ if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
+ return -1;
+ if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
+ return -1;
+ debug("DVI Encoder Read: 0x%02x\n", temp);
+
+ temp = 0x10;
+ if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
+ return -1;
+ if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
+ return -1;
+ debug("DVI Encoder Read: 0x%02x\n",temp);
+
+ /* Enable the USB2 in PMUXCR2 and FGPA */
+ if (hwconfig("usb2")) {
+ clrsetbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_ETSECUSB_MASK,
+ MPC85xx_PMUXCR2_USB);
+ setbits_8(&pixis->brdcfg0, CONFIG_PIXIS_BRDCFG0_USB2);
+ }
+
+ /* tdm and audio can not enable simultaneous*/
+ if (hwconfig("tdm") && hwconfig("audclk")){
+ printf("WARNING: TDM and AUDIO can not be enabled simultaneous !\n");
+ return -1;
+ }
+
+ /* Enable the TDM in PMUXCR and FGPA */
+ if (hwconfig("tdm")) {
+ clrsetbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_TDM_MASK,
+ MPC85xx_PMUXCR_TDM);
+ setbits_8(&pixis->brdcfg1, CONFIG_PIXIS_BRDCFG1_TDM);
+ /* TDM need some configration option by SPI */
+ clrsetbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR_SPI_MASK,
+ MPC85xx_PMUXCR_SPI);
+ setbits_8(&pixis->brdcfg0, CONFIG_PIXIS_BRDCFG0_SPI);
+ }
+
+ /*
+ * Enable the reference clock for the WM8776 codec, and route the MUX
+ * pins for SSI. The default is the 12.288 MHz clock
+ */
+
+ if (hwconfig("audclk")) {
+ temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK |
+ CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
+ temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;
+
+ audclk = hwconfig_arg("audclk", &arglen);
+ /* Check the first two chars only */
+ if (audclk && (strncmp(audclk, "11", 2) == 0))
+ temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
+ else
+ temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
+ setbits_8(&pixis->brdcfg1, temp);
+ }
+
+ return 0;
+}
+
+/*
+ * A list of PCI and SATA slots
+ */
+enum slot_id {
+ SLOT_PCIE1 = 1,
+ SLOT_PCIE2,
+ SLOT_PCIE3,
+ SLOT_PCIE4,
+ SLOT_PCIE5,
+ SLOT_SATA1,
+ SLOT_SATA2
+};
+
+/*
+ * This array maps the slot identifiers to their names on the P1022DS board.
+ */
+static const char *slot_names[] = {
+ [SLOT_PCIE1] = "Slot 1",
+ [SLOT_PCIE2] = "Slot 2",
+ [SLOT_PCIE3] = "Slot 3",
+ [SLOT_PCIE4] = "Slot 4",
+ [SLOT_PCIE5] = "Mini-PCIe",
+ [SLOT_SATA1] = "SATA 1",
+ [SLOT_SATA2] = "SATA 2",
+};
+
+/*
+ * This array maps a given SERDES configuration and SERDES device to the PCI or
+ * SATA slot that it connects to. This mapping is hard-coded in the FPGA.
+ */
+static u8 serdes_dev_slot[][SATA2 + 1] = {
+ [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
+ [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
+ [PCIE2] = SLOT_PCIE5 },
+ [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
+ [PCIE2] = SLOT_PCIE3,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
+ [PCIE2] = SLOT_PCIE3 },
+ [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
+ [PCIE2] = SLOT_PCIE3,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x1c] = { [PCIE1] = SLOT_PCIE1,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
+ [0x1f] = { [PCIE1] = SLOT_PCIE1 },
+};
+
+
+/*
+ * Returns the name of the slot to which the PCIe or SATA controller is
+ * connected
+ */
+const char *board_serdes_name(enum srds_prtcl device)
+{
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+ u32 pordevsr = in_be32(&gur->pordevsr);
+ unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
+ MPC85xx_PORDEVSR_IO_SEL_SHIFT;
+ enum slot_id slot = serdes_dev_slot[srds_cfg][device];
+ const char *name = slot_names[slot];
+
+ if (name)
+ return name;
+ else
+ return "Nothing";
+}
+
+#ifdef CONFIG_PCI
+void pci_init_board(void)
+{
+ fsl_pcie_init_board(0);
+}
+#endif
+
+int board_early_init_r(void)
+{
+ const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
+ const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
+
+ /*
+ * Remap Boot flash + PROMJET region to caching-inhibited
+ * so that flash can be erased properly.
+ */
+
+ /* Flush d-cache and invalidate i-cache of any FLASH data */
+ flush_dcache();
+ invalidate_icache();
+
+ /* invalidate existing TLB entry for flash + promjet */
+ disable_tlb(flash_esel);
+
+ set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
+ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+ 0, flash_esel, BOOKE_PAGESZ_256M, 1);
+
+ return 0;
+}
+
+/*
+ * Initialize on-board and/or PCI Ethernet devices
+ *
+ * Returns:
+ * <0, error
+ * 0, no ethernet devices found
+ * >0, number of ethernet devices initialized
+ */
+int board_eth_init(bd_t *bis)
+{
+ struct fsl_pq_mdio_info mdio_info;
+ struct tsec_info_struct tsec_info[2];
+ unsigned int num = 0;
+
+#ifdef CONFIG_TSEC1
+ SET_STD_TSEC_INFO(tsec_info[num], 1);
+ num++;
+#endif
+#ifdef CONFIG_TSEC2
+ SET_STD_TSEC_INFO(tsec_info[num], 2);
+ num++;
+#endif
+
+ mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
+ mdio_info.name = DEFAULT_MII_NAME;
+ fsl_pq_mdio_init(bis, &mdio_info);
+
+ return tsec_eth_init(bis, tsec_info, num) + pci_eth_init(bis);
+}
+
+#ifdef CONFIG_OF_BOARD_SETUP
+/**
+ * ft_codec_setup - fix up the clock-frequency property of the codec node
+ *
+ * Update the clock-frequency property based on the value of the 'audclk'
+ * hwconfig option. If audclk is not specified, then don't write anything
+ * to the device tree, because it means that the codec clock is disabled.
+ */
+static void ft_codec_setup(void *blob, const char *compatible)
+{
+ const char *audclk;
+ size_t arglen;
+ u32 freq;
+
+ audclk = hwconfig_arg("audclk", &arglen);
+ if (audclk) {
+ if (strncmp(audclk, "11", 2) == 0)
+ freq = 11289600;
+ else
+ freq = 12288000;
+
+ do_fixup_by_compat_u32(blob, compatible, "clock-frequency",
+ freq, 1);
+ }
+}
+
+void ft_board_setup(void *blob, bd_t *bd)
+{
+ phys_addr_t base;
+ phys_size_t size;
+
+ ft_cpu_setup(blob, bd);
+
+ base = getenv_bootm_low();
+ size = getenv_bootm_size();
+
+ fdt_fixup_memory(blob, (u64)base, (u64)size);
+
+#ifdef CONFIG_HAS_FSL_DR_USB
+ fdt_fixup_dr_usb(blob, bd);
+#endif
+
+ FT_FSL_PCI_SETUP;
+
+#ifdef CONFIG_FSL_SGMII_RISER
+ fsl_sgmii_riser_fdt_fixup(blob);
+#endif
+
+ /* Update the WM8776 node's clock frequency property */
+ ft_codec_setup(blob, "wlf,wm8776");
+}
+#endif
Code Review / kvmfornfv.git / blobdiff