mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-11 22:03:15 +00:00
382bee57f1
We are now using an env_ prefix for environment functions. Rename setenv() for consistency. Also add function comments in common.h. Suggested-by: Wolfgang Denk <wd@denx.de> Signed-off-by: Simon Glass <sjg@chromium.org>
128 lines
2.4 KiB
C
128 lines
2.4 KiB
C
/*
|
|
* (C) Copyright 2015 Rockchip Electronics Co., Ltd
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <clk.h>
|
|
#include <dm.h>
|
|
#include <ram.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/periph.h>
|
|
#include <asm/arch/grf_rk3036.h>
|
|
#include <asm/arch/boot_mode.h>
|
|
#include <asm/arch/sdram_rk3036.h>
|
|
#include <asm/gpio.h>
|
|
#include <dm/pinctrl.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
#define GRF_BASE 0x20008000
|
|
|
|
static void setup_boot_mode(void)
|
|
{
|
|
struct rk3036_grf *const grf = (void *)GRF_BASE;
|
|
int boot_mode = readl(&grf->os_reg[4]);
|
|
|
|
debug("boot mode %x.\n", boot_mode);
|
|
|
|
/* Clear boot mode */
|
|
writel(BOOT_NORMAL, &grf->os_reg[4]);
|
|
|
|
switch (boot_mode) {
|
|
case BOOT_FASTBOOT:
|
|
printf("enter fastboot!\n");
|
|
env_set("preboot", "setenv preboot; fastboot usb0");
|
|
break;
|
|
case BOOT_UMS:
|
|
printf("enter UMS!\n");
|
|
env_set("preboot", "setenv preboot; ums mmc 0");
|
|
break;
|
|
}
|
|
}
|
|
|
|
__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)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
#if !CONFIG_IS_ENABLED(RAM)
|
|
/*
|
|
* When CONFIG_RAM is enabled, the dram_init() function is implemented
|
|
* in sdram_common.c.
|
|
*/
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = sdram_size();
|
|
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifndef CONFIG_SYS_DCACHE_OFF
|
|
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 rk3036_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,
|
|
"rockchip,rk3288-usb");
|
|
|
|
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,
|
|
"rockchip,rk3288-usb");
|
|
}
|
|
if (!matched) {
|
|
debug("Not found usb_otg device\n");
|
|
return -ENODEV;
|
|
}
|
|
rk3036_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
|
|
|
|
return dwc2_udc_probe(&rk3036_otg_data);
|
|
}
|
|
|
|
int board_usb_cleanup(int index, enum usb_init_type init)
|
|
{
|
|
return 0;
|
|
}
|
|
#endif
|