GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/*
+ * (C) Copyright 2015
+ * Dirk Eibach,  Guntermann & Drunck GmbH, eibach@gdsys.de
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <board.h>
+#include <dm.h>
+#include <env.h>
+#include <fdt_support.h>
+#include <fsl_esdhc.h>
+#include <init.h>
+#include <miiphy.h>
+#include <misc.h>
+#include <tpm-v1.h>
+#include <video_osd.h>
+
+#include "../common/ihs_mdio.h"
+#include "../../../drivers/board/gazerbeam.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct ihs_mdio_info ihs_mdio_info[] = {
+	{ .fpga = NULL, .name = "ihs0", .base = 0x58 },
+	{ .fpga = NULL, .name = "ihs1", .base = 0x58 },
+};
+
+static int get_tpm(struct udevice **devp)
+{
+	int rc;
+
+	rc = uclass_first_device_err(UCLASS_TPM, devp);
+	if (rc) {
+		printf("Could not find TPM (ret=%d)\n", rc);
+		return CMD_RET_FAILURE;
+	}
+
+	return 0;
+}
+
+int board_early_init_r(void)
+{
+	struct udevice *board;
+	struct udevice *serdes;
+	int mc = 0;
+	int con = 0;
+
+	if (board_get(&board))
+		puts("Could not find board information device.\n");
+
+	/* Initialize serdes */
+	uclass_get_device_by_phandle(UCLASS_MISC, board, "serdes", &serdes);
+
+	if (board_detect(board))
+		puts("Device information detection failed.\n");
+
+	board_get_int(board, BOARD_MULTICHANNEL, &mc);
+	board_get_int(board, BOARD_VARIANT, &con);
+
+	if (mc == 2 || mc == 1)
+		dev_disable_by_path("/immr@e0000000/i2c@3100/pca9698@22");
+
+	if (mc == 4) {
+		dev_disable_by_path("/immr@e0000000/i2c@3100/pca9698@20");
+		dev_enable_by_path("/localbus@e0005000/iocon_uart@2,0");
+		dev_enable_by_path("/fpga1bus");
+	}
+
+	if (mc == 2 || con == VAR_CON) {
+		dev_enable_by_path("/fpga0bus/fpga0_video1");
+		dev_enable_by_path("/fpga0bus/fpga0_iic_video1");
+		dev_enable_by_path("/fpga0bus/fpga0_axi_video1");
+	}
+
+	if (con == VAR_CON) {
+		dev_enable_by_path("/fpga0bus/fpga0_video0");
+		dev_enable_by_path("/fpga0bus/fpga0_iic_video0");
+		dev_enable_by_path("/fpga0bus/fpga0_axi_video0");
+	}
+
+	return 0;
+}
+
+int checkboard(void)
+{
+	struct udevice *board;
+	char *s = env_get("serial#");
+	int mc = 0;
+	int con = 0;
+
+	if (board_get(&board))
+		puts("Could not find board information device.\n");
+
+	board_get_int(board, BOARD_MULTICHANNEL, &mc);
+	board_get_int(board, BOARD_VARIANT, &con);
+
+	puts("Board: Gazerbeam ");
+	printf("%s ", mc == 4 ? "MC4" : mc == 2 ? "MC2" : "SC");
+	printf("%s", con == VAR_CON ? "CON" : "CPU");
+
+	if (s) {
+		puts(", serial# ");
+		puts(s);
+	}
+
+	puts("\n");
+
+	return 0;
+}
+
+static void display_osd_info(struct udevice *osd,
+			     struct video_osd_info *osd_info)
+{
+	printf("OSD-%s: Digital-OSD version %01d.%02d, %d x %d characters\n",
+	       osd->name, osd_info->major_version, osd_info->minor_version,
+	       osd_info->width, osd_info->height);
+}
+
+int last_stage_init(void)
+{
+	int fpga_hw_rev = 0;
+	int i;
+	struct udevice *board;
+	struct udevice *osd;
+	struct video_osd_info osd_info;
+	struct udevice *tpm;
+	int ret;
+
+	if (board_get(&board))
+		puts("Could not find board information device.\n");
+
+	if (board) {
+		int res = board_get_int(board, BOARD_HWVERSION, &fpga_hw_rev);
+
+		if (res)
+			printf("Could not determind FPGA HW revision (res = %d)\n", res);
+	}
+
+	env_set_ulong("fpga_hw_rev", fpga_hw_rev);
+
+	ret = get_tpm(&tpm);
+	if (ret || tpm_init(tpm) || tpm_startup(tpm, TPM_ST_CLEAR) ||
+	    tpm_continue_self_test(tpm)) {
+		printf("TPM init failed\n");
+	}
+
+	if (fpga_hw_rev >= 4) {
+		for (i = 0; i < 4; i++) {
+			struct udevice *rxaui;
+			char name[8];
+
+			snprintf(name, sizeof(name), "rxaui%d", i);
+			/* Disable RXAUI polarity inversion */
+			ret = uclass_get_device_by_phandle(UCLASS_MISC, board, name, &rxaui);
+			if (!ret)
+				misc_set_enabled(rxaui, false);
+		}
+	}
+
+	for (uclass_first_device(UCLASS_VIDEO_OSD, &osd);
+	     osd;
+	     uclass_next_device(&osd)) {
+		video_osd_get_info(osd, &osd_info);
+		display_osd_info(osd, &osd_info);
+	}
+
+	return 0;
+}
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+int ft_board_setup(void *blob, bd_t *bd)
+{
+	ft_cpu_setup(blob, bd);
+	fsl_fdt_fixup_dr_usb(blob, bd);
+	fdt_fixup_esdhc(blob, bd);
+
+	return 0;
+}
+#endif