2 * (C) Copyright 2017 Rockchip Electronics Co., Ltd.
4 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/arch/clock.h>
12 #include <asm/arch/periph.h>
13 #include <asm/arch/grf_rk322x.h>
14 #include <asm/arch/boot_mode.h>
16 DECLARE_GLOBAL_DATA_PTR;
18 #define GRF_BASE 0x11000000
20 static void setup_boot_mode(void)
22 struct rk322x_grf *const grf = (void *)GRF_BASE;
23 int boot_mode = readl(&grf->os_reg[4]);
25 debug("boot mode %x.\n", boot_mode);
28 writel(BOOT_NORMAL, &grf->os_reg[4]);
32 printf("enter fastboot!\n");
33 env_set("preboot", "setenv preboot; fastboot usb0");
36 printf("enter UMS!\n");
37 env_set("preboot", "setenv preboot; ums mmc 0");
42 __weak int rk_board_late_init(void)
47 int board_late_init(void)
51 return rk_board_late_init();
56 #include <asm/arch/grf_rk322x.h>
57 /* Enable early UART2 channel 1 on the RK322x */
58 #define GRF_BASE 0x11000000
59 struct rk322x_grf * const grf = (void *)GRF_BASE;
61 rk_clrsetreg(&grf->gpio1b_iomux,
62 GPIO1B1_MASK | GPIO1B2_MASK,
63 GPIO1B2_UART21_SIN << GPIO1B2_SHIFT |
64 GPIO1B1_UART21_SOUT << GPIO1B1_SHIFT);
65 /* Set channel C as UART2 input */
66 rk_clrsetreg(&grf->con_iomux,
67 CON_IOMUX_UART2SEL_MASK,
68 CON_IOMUX_UART2SEL_21 << CON_IOMUX_UART2SEL_SHIFT);
73 int dram_init_banksize(void)
75 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
76 gd->bd->bi_dram[0].size = 0x8400000;
77 /* Reserve 0x200000 for OPTEE */
78 gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE
79 + gd->bd->bi_dram[0].size + 0x200000;
80 gd->bd->bi_dram[1].size = gd->bd->bi_dram[0].start
81 + gd->ram_size - gd->bd->bi_dram[1].start;
86 #ifndef CONFIG_SYS_DCACHE_OFF
87 void enable_caches(void)
89 /* Enable D-cache. I-cache is already enabled in start.S */
94 #if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
96 #include <usb/dwc2_udc.h>
98 static struct dwc2_plat_otg_data rk322x_otg_data = {
104 int board_usb_init(int index, enum usb_init_type init)
108 bool matched = false;
109 const void *blob = gd->fdt_blob;
111 /* find the usb_otg node */
112 node = fdt_node_offset_by_compatible(blob, -1,
113 "rockchip,rk3288-usb");
116 mode = fdt_getprop(blob, node, "dr_mode", NULL);
117 if (mode && strcmp(mode, "otg") == 0) {
122 node = fdt_node_offset_by_compatible(blob, node,
123 "rockchip,rk3288-usb");
126 debug("Not found usb_otg device\n");
129 rk322x_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
131 return dwc2_udc_probe(&rk322x_otg_data);
134 int board_usb_cleanup(int index, enum usb_init_type init)