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

2026-09-06 03:52:57 +08:00
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+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2009-2012
+ * Wojciech Dubowik <wojciech.dubowik@neratec.com>
+ * Luka Perkov <luka@openwrt.org>
+ */
+
+#include <common.h>
+#include <miiphy.h>
+#include <asm/setup.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/soc.h>
+#include <asm/arch/mpp.h>
+#include "ds109.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_early_init_f(void)
+{
+	/*
+	 * default gpio configuration
+	 * There are maximum 64 gpios controlled through 2 sets of registers
+	 * the below configuration configures mainly initial LED status
+	 */
+	mvebu_config_gpio(DS109_OE_VAL_LOW,
+			  DS109_OE_VAL_HIGH,
+			  DS109_OE_LOW, DS109_OE_HIGH);
+
+	/* Multi-Purpose Pins Functionality configuration */
+	static const u32 kwmpp_config[] = {
+		MPP0_SPI_SCn,		/* SPI Flash */
+		MPP1_SPI_MOSI,
+		MPP2_SPI_SCK,
+		MPP3_SPI_MISO,
+		MPP4_GPIO,
+		MPP5_GPO,
+		MPP6_SYSRST_OUTn,	/* Reset signal */
+		MPP7_GPO,
+		MPP8_TW_SDA,		/* I2C */
+		MPP9_TW_SCK,		/* I2C */
+		MPP10_UART0_TXD,
+		MPP11_UART0_RXD,
+		MPP12_GPO,
+		MPP13_UART1_TXD,
+		MPP14_UART1_RXD,
+		MPP15_GPIO,
+		MPP16_GPIO,
+		MPP17_GPIO,
+		MPP18_GPO,
+		MPP19_GPO,
+		MPP20_SATA1_ACTn,
+		MPP21_SATA0_ACTn,
+		MPP22_GPIO,		/* HDD2 FAIL LED */
+		MPP23_GPIO,		/* HDD1 FAIL LED */
+		MPP24_GPIO,
+		MPP25_GPIO,
+		MPP26_GPIO,
+		MPP27_GPIO,
+		MPP28_GPIO,
+		MPP29_GPIO,
+		MPP30_GPIO,
+		MPP31_GPIO,		/* HDD2 */
+		MPP32_GPIO,		/* FAN A */
+		MPP33_GPIO,		/* FAN B */
+		MPP34_GPIO,		/* FAN C */
+		MPP35_GPIO,		/* FAN SENSE */
+		MPP36_GPIO,
+		MPP37_GPIO,
+		MPP38_GPIO,
+		MPP39_GPIO,
+		MPP40_GPIO,
+		MPP41_GPIO,
+		MPP42_GPIO,
+		MPP43_GPIO,
+		MPP44_GPIO,
+		MPP45_GPIO,
+		MPP46_GPIO,
+		MPP47_GPIO,
+		MPP48_GPIO,
+		MPP49_GPIO,
+		0
+	};
+	kirkwood_mpp_conf(kwmpp_config, NULL);
+	return 0;
+}
+
+int board_init(void)
+{
+	/* address of boot parameters */
+	gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
+
+	return 0;
+}
+
+/* Synology reset uses UART */
+#include <ns16550.h>
+#define SOFTWARE_SHUTDOWN   0x31
+#define SOFTWARE_REBOOT     0x43
+#define CONFIG_SYS_NS16550_COM2		KW_UART1_BASE
+void reset_misc(void)
+{
+	int b_d;
+	printf("Synology reset...");
+	udelay(50000);
+
+	b_d = ns16550_calc_divisor((NS16550_t)CONFIG_SYS_NS16550_COM2,
+		CONFIG_SYS_NS16550_CLK, 9600);
+	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM2, b_d);
+	NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM2, SOFTWARE_REBOOT);
+}
+
+/* Support old kernels */
+void setup_board_tags(struct tag **in_params)
+{
+	unsigned int boardId;
+	struct tag *params;
+	struct tag_mv_uboot *t;
+	int i;
+
+	printf("Synology board tags...");
+	params = *in_params;
+	t = (struct tag_mv_uboot *)&params->u;
+
+	t->uboot_version = VER_NUM;
+
+	boardId = SYNO_DS109_ID;
+	t->uboot_version |= boardId;
+
+	t->tclk = CONFIG_SYS_TCLK;
+	t->sysclk = CONFIG_SYS_TCLK*2;
+
+	t->isusbhost = 1;
+	for (i = 0; i < 4; i++)	{
+		memset(t->macaddr[i], 0, sizeof(t->macaddr[i]));
+		t->mtu[i] = 0;
+	}
+
+	params->hdr.tag = ATAG_MV_UBOOT;
+	params->hdr.size = tag_size(tag_mv_uboot);
+	params = tag_next(params);
+	*in_params = params;
+}
+
+#ifdef CONFIG_RESET_PHY_R
+/* Configure and enable MV88E1116 PHY */
+void reset_phy(void)
+{
+	u16 reg;
+	u16 devadr;
+	char *name = "egiga0";
+
+	if (miiphy_set_current_dev(name))
+		return;
+
+	/* command to read PHY dev address */
+	if (miiphy_read(name, 0xEE, 0xEE, (u16 *)&devadr)) {
+		printf("Error: 88E1116 could not read PHY dev address\n");
+		return;
+	}
+
+	/*
+	 * Enable RGMII delay on Tx and Rx for CPU port
+	 * Ref: sec 4.7.2 of chip datasheet
+	 */
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
+	miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
+	reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
+	miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
+	miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
+
+	/* reset the phy */
+	miiphy_reset(name, devadr);
+
+	printf("88E1116 Initialized on %s\n", name);
+}
+#endif /* CONFIG_RESET_PHY_R */