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https://github.com/brain-hackers/u-boot-brain
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![Tom Rini](/assets/img/avatar_default.png)
When U-Boot started using SPDX tags we were among the early adopters and there weren't a lot of other examples to borrow from. So we picked the area of the file that usually had a full license text and replaced it with an appropriate SPDX-License-Identifier: entry. Since then, the Linux Kernel has adopted SPDX tags and they place it as the very first line in a file (except where shebangs are used, then it's second line) and with slightly different comment styles than us. In part due to community overlap, in part due to better tag visibility and in part for other minor reasons, switch over to that style. This commit changes all instances where we have a single declared license in the tag as both the before and after are identical in tag contents. There's also a few places where I found we did not have a tag and have introduced one. Signed-off-by: Tom Rini <trini@konsulko.com>
258 lines
6.1 KiB
C
258 lines
6.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2016 Freescale Semiconductor, Inc.
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*/
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#include <common.h>
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#include <i2c.h>
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#include <fdt_support.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/fsl_serdes.h>
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#ifdef CONFIG_FSL_LS_PPA
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#include <asm/arch/ppa.h>
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#endif
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#include <asm/arch/fdt.h>
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#include <asm/arch/mmu.h>
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#include <asm/arch/soc.h>
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#include <ahci.h>
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#include <hwconfig.h>
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#include <mmc.h>
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#include <scsi.h>
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#include <fm_eth.h>
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#include <fsl_esdhc.h>
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#include <fsl_mmdc.h>
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#include <spl.h>
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#include <netdev.h>
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#include "../common/qixis.h"
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#include "ls1012aqds_qixis.h"
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#include "ls1012aqds_pfe.h"
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DECLARE_GLOBAL_DATA_PTR;
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int checkboard(void)
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{
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char buf[64];
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u8 sw;
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sw = QIXIS_READ(arch);
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printf("Board Arch: V%d, ", sw >> 4);
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printf("Board version: %c, boot from ", (sw & 0xf) + 'A' - 1);
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sw = QIXIS_READ(brdcfg[QIXIS_LBMAP_BRDCFG_REG]);
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if (sw & QIXIS_LBMAP_ALTBANK)
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printf("flash: 2\n");
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else
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printf("flash: 1\n");
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printf("FPGA: v%d (%s), build %d",
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(int)QIXIS_READ(scver), qixis_read_tag(buf),
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(int)qixis_read_minor());
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/* the timestamp string contains "\n" at the end */
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printf(" on %s", qixis_read_time(buf));
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return 0;
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}
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int dram_init(void)
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{
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static const struct fsl_mmdc_info mparam = {
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0x05180000, /* mdctl */
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0x00030035, /* mdpdc */
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0x12554000, /* mdotc */
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0xbabf7954, /* mdcfg0 */
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0xdb328f64, /* mdcfg1 */
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0x01ff00db, /* mdcfg2 */
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0x00001680, /* mdmisc */
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0x0f3c8000, /* mdref */
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0x00002000, /* mdrwd */
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0x00bf1023, /* mdor */
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0x0000003f, /* mdasp */
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0x0000022a, /* mpodtctrl */
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0xa1390003, /* mpzqhwctrl */
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};
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mmdc_init(&mparam);
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gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
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#if !defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)
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/* This will break-before-make MMU for DDR */
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update_early_mmu_table();
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#endif
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return 0;
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}
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int board_early_init_f(void)
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{
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fsl_lsch2_early_init_f();
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return 0;
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}
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#ifdef CONFIG_MISC_INIT_R
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int misc_init_r(void)
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{
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u8 mux_sdhc_cd = 0x80;
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i2c_set_bus_num(0);
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i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, 0x5a, 1, &mux_sdhc_cd, 1);
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return 0;
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}
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#endif
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int board_init(void)
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{
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struct ccsr_cci400 *cci = (struct ccsr_cci400 *)(CONFIG_SYS_IMMR +
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CONFIG_SYS_CCI400_OFFSET);
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/* Set CCI-400 control override register to enable barrier
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* transaction */
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out_le32(&cci->ctrl_ord,
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CCI400_CTRLORD_EN_BARRIER);
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#ifdef CONFIG_SYS_FSL_ERRATUM_A010315
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erratum_a010315();
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#endif
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#ifdef CONFIG_ENV_IS_NOWHERE
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gd->env_addr = (ulong)&default_environment[0];
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#endif
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#ifdef CONFIG_FSL_LS_PPA
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ppa_init();
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#endif
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return 0;
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}
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int esdhc_status_fixup(void *blob, const char *compat)
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{
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char esdhc0_path[] = "/soc/esdhc@1560000";
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char esdhc1_path[] = "/soc/esdhc@1580000";
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u8 card_id;
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do_fixup_by_path(blob, esdhc0_path, "status", "okay",
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sizeof("okay"), 1);
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/*
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* The Presence Detect 2 register detects the installation
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* of cards in various PCI Express or SGMII slots.
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*
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* STAT_PRS2[7:5]: Specifies the type of card installed in the
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* SDHC2 Adapter slot. 0b111 indicates no adapter is installed.
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*/
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card_id = (QIXIS_READ(present2) & 0xe0) >> 5;
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/* If no adapter is installed in SDHC2, disable SDHC2 */
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if (card_id == 0x7)
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do_fixup_by_path(blob, esdhc1_path, "status", "disabled",
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sizeof("disabled"), 1);
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else
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do_fixup_by_path(blob, esdhc1_path, "status", "okay",
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sizeof("okay"), 1);
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return 0;
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}
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static int pfe_set_properties(void *set_blob, struct pfe_prop_val prop_val,
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char *enet_path, char *mdio_path)
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{
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do_fixup_by_path(set_blob, enet_path, "fsl,gemac-bus-id",
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&prop_val.busid, PFE_PROP_LEN, 1);
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do_fixup_by_path(set_blob, enet_path, "fsl,gemac-phy-id",
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&prop_val.phyid, PFE_PROP_LEN, 1);
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do_fixup_by_path(set_blob, enet_path, "fsl,mdio-mux-val",
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&prop_val.mux_val, PFE_PROP_LEN, 1);
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do_fixup_by_path(set_blob, enet_path, "phy-mode",
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prop_val.phy_mode, strlen(prop_val.phy_mode) + 1, 1);
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do_fixup_by_path(set_blob, mdio_path, "fsl,mdio-phy-mask",
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&prop_val.phy_mask, PFE_PROP_LEN, 1);
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return 0;
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}
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static void fdt_fsl_fixup_of_pfe(void *blob)
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{
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int i = 0;
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struct pfe_prop_val prop_val;
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void *l_blob = blob;
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struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
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unsigned int srds_s1 = in_be32(&gur->rcwsr[4]) &
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FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_MASK;
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srds_s1 >>= FSL_CHASSIS2_RCWSR4_SRDS1_PRTCL_SHIFT;
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for (i = 0; i < NUM_ETH_NODE; i++) {
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switch (srds_s1) {
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case SERDES_1_G_PROTOCOL:
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if (i == 0) {
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prop_val.busid = cpu_to_fdt32(
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ETH_1_1G_BUS_ID);
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prop_val.phyid = cpu_to_fdt32(
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ETH_1_1G_PHY_ID);
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prop_val.mux_val = cpu_to_fdt32(
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ETH_1_1G_MDIO_MUX);
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prop_val.phy_mask = cpu_to_fdt32(
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ETH_1G_MDIO_PHY_MASK);
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prop_val.phy_mode = "sgmii";
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pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
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ETH_1_MDIO);
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} else {
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prop_val.busid = cpu_to_fdt32(
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ETH_2_1G_BUS_ID);
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prop_val.phyid = cpu_to_fdt32(
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ETH_2_1G_PHY_ID);
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prop_val.mux_val = cpu_to_fdt32(
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ETH_2_1G_MDIO_MUX);
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prop_val.phy_mask = cpu_to_fdt32(
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ETH_1G_MDIO_PHY_MASK);
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prop_val.phy_mode = "rgmii";
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pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
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ETH_2_MDIO);
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}
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break;
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case SERDES_2_5_G_PROTOCOL:
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if (i == 0) {
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prop_val.busid = cpu_to_fdt32(
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ETH_1_2_5G_BUS_ID);
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prop_val.phyid = cpu_to_fdt32(
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ETH_1_2_5G_PHY_ID);
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prop_val.mux_val = cpu_to_fdt32(
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ETH_1_2_5G_MDIO_MUX);
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prop_val.phy_mask = cpu_to_fdt32(
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ETH_2_5G_MDIO_PHY_MASK);
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prop_val.phy_mode = "sgmii-2500";
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pfe_set_properties(l_blob, prop_val, ETH_1_PATH,
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ETH_1_MDIO);
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} else {
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prop_val.busid = cpu_to_fdt32(
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ETH_2_2_5G_BUS_ID);
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prop_val.phyid = cpu_to_fdt32(
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ETH_2_2_5G_PHY_ID);
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prop_val.mux_val = cpu_to_fdt32(
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ETH_2_2_5G_MDIO_MUX);
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prop_val.phy_mask = cpu_to_fdt32(
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ETH_2_5G_MDIO_PHY_MASK);
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prop_val.phy_mode = "sgmii-2500";
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pfe_set_properties(l_blob, prop_val, ETH_2_PATH,
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ETH_2_MDIO);
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}
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break;
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default:
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printf("serdes:[%d]\n", srds_s1);
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}
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}
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}
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#ifdef CONFIG_OF_BOARD_SETUP
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int ft_board_setup(void *blob, bd_t *bd)
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{
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arch_fixup_fdt(blob);
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ft_cpu_setup(blob, bd);
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fdt_fsl_fixup_of_pfe(blob);
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return 0;
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}
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#endif
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