rockchip: add common board file for U-Boot proper
Add common board file for Rockchip SoCs to avoid too much
copy-paste work for different SoCs.
This board file in charge for common board_init() and board_late_init()
in U-Boot proper.
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c
new file mode 100644
index 0000000..b2a88e7
--- /dev/null
+++ b/arch/arm/mach-rockchip/board.c
@@ -0,0 +1,104 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2019 Rockchip Electronics Co., Ltd.
+ */
+#include <common.h>
+#include <clk.h>
+#include <dm.h>
+#include <ram.h>
+#include <syscon.h>
+#include <asm/io.h>
+#include <asm/arch-rockchip/boot_mode.h>
+#include <asm/arch-rockchip/clock.h>
+#include <asm/arch-rockchip/periph.h>
+#include <power/regulator.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+__weak int rk_board_late_init(void)
+{
+ return 0;
+}
+
+int board_late_init(void)
+{
+ setup_boot_mode();
+
+ return rk_board_late_init();
+}
+
+int board_init(void)
+{
+ int ret;
+
+#ifdef CONFIG_DM_REGULATOR
+ ret = regulators_enable_boot_on(false);
+ if (ret)
+ debug("%s: Cannot enable boot on regulator\n", __func__);
+#endif
+
+ return 0;
+}
+
+#if !defined(CONFIG_SYS_DCACHE_OFF) && !defined(CONFIG_ARM64)
+void enable_caches(void)
+{
+ /* Enable D-cache. I-cache is already enabled in start.S */
+ dcache_enable();
+}
+#endif
+
+#if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
+#include <usb.h>
+#include <usb/dwc2_udc.h>
+
+static struct dwc2_plat_otg_data otg_data = {
+ .rx_fifo_sz = 512,
+ .np_tx_fifo_sz = 16,
+ .tx_fifo_sz = 128,
+};
+
+int board_usb_init(int index, enum usb_init_type init)
+{
+ int node;
+ const char *mode;
+ bool matched = false;
+ const void *blob = gd->fdt_blob;
+
+ /* find the usb_otg node */
+ node = fdt_node_offset_by_compatible(blob, -1, "snps,dwc2");
+
+ while (node > 0) {
+ mode = fdt_getprop(blob, node, "dr_mode", NULL);
+ if (mode && strcmp(mode, "otg") == 0) {
+ matched = true;
+ break;
+ }
+
+ node = fdt_node_offset_by_compatible(blob, node, "snps,dwc2");
+ }
+ if (!matched) {
+ debug("Not found usb_otg device\n");
+ return -ENODEV;
+ }
+ otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
+
+ return dwc2_udc_probe(&otg_data);
+}
+
+int board_usb_cleanup(int index, enum usb_init_type init)
+{
+ return 0;
+}
+#endif
+
+#if CONFIG_IS_ENABLED(FASTBOOT)
+int fastboot_set_reboot_flag(void)
+{
+ printf("Setting reboot to fastboot flag ...\n");
+ /* Set boot mode to fastboot */
+ writel(BOOT_FASTBOOT, CONFIG_ROCKCHIP_BOOT_MODE_REG);
+
+ return 0;
+}
+#endif