151 lines
3.1 KiB
C
151 lines
3.1 KiB
C
/*
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* (C) Copyright 2017 Paweł Jarosz <paweljarosz3691@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <clk.h>
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#include <dm.h>
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#include <ram.h>
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#include <syscon.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/grf_rk3066.h>
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#include <asm/arch/periph.h>
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#include <asm/arch/pmu_rk3188.h>
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#include <asm/arch/boot_mode.h>
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#include <asm/gpio.h>
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#include <dm/pinctrl.h>
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DECLARE_GLOBAL_DATA_PTR;
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int board_late_init(void)
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{
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struct rk3066_grf *grf;
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grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
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if (IS_ERR(grf)) {
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debug("grf syscon returned %ld\n", PTR_ERR(grf));
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return PTR_ERR(grf);
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}
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/* enable noc remap to mimic legacy loaders */
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rk_clrsetreg(&grf->soc_con0, NOC_REMAP_MASK, NOC_REMAP_MASK);
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return 0;
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}
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int board_init(void)
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{
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#if defined(CONFIG_ROCKCHIP_SPL_BACK_TO_BROM)
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struct udevice *pinctrl;
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int ret;
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/*
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* We need to implement sdcard iomux here for the further
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* initialization, otherwise, it'll hit sdcard command sending
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* timeout exception.
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*/
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ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
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if (ret) {
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debug("%s: Cannot find pinctrl device\n", __func__);
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goto err;
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}
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ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_SDCARD);
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if (ret) {
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debug("%s: Failed to set up SD card\n", __func__);
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goto err;
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}
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return 0;
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err:
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debug("board_init: Error %d\n", ret);
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/* No way to report error here */
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hang();
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return -1;
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#else
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return 0;
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#endif
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}
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#ifndef CONFIG_SYS_DCACHE_OFF
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void enable_caches(void)
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{
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/* Enable D-cache. I-cache is already enabled in start.S */
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dcache_enable();
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}
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#endif
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#if defined(CONFIG_USB_GADGET) && defined(CONFIG_USB_GADGET_DWC2_OTG)
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#include <usb.h>
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#include <usb/dwc2_udc.h>
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static struct dwc2_plat_otg_data rk3066_otg_data = {
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.rx_fifo_sz = 275,
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.np_tx_fifo_sz = 16,
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.tx_fifo_sz = 256,
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};
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int board_usb_init(int index, enum usb_init_type init)
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{
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int node, phy_node;
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const char *mode;
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bool matched = false;
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const void *blob = gd->fdt_blob;
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u32 grf_phy_offset;
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/* find the usb_otg node */
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node = fdt_node_offset_by_compatible(blob, -1,
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"rockchip,rk3066-usb");
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while (node > 0) {
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mode = fdt_getprop(blob, node, "dr_mode", NULL);
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if (mode && strcmp(mode, "otg") == 0) {
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matched = true;
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break;
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}
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node = fdt_node_offset_by_compatible(blob, node,
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"rockchip,rk3066-usb");
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}
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if (!matched) {
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debug("Not found usb_otg device\n");
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return -ENODEV;
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}
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rk3066_otg_data.regs_otg = fdtdec_get_addr(blob, node, "reg");
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node = fdtdec_lookup_phandle(blob, node, "phys");
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if (node <= 0) {
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debug("Not found usb phy device\n");
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return -ENODEV;
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}
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phy_node = fdt_parent_offset(blob, node);
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if (phy_node <= 0) {
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debug("Not found usb phy device\n");
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return -ENODEV;
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}
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rk3066_otg_data.phy_of_node = phy_node;
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grf_phy_offset = fdtdec_get_addr(blob, node, "reg");
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node = fdt_node_offset_by_compatible(blob, -1,
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"rockchip,rk3066-grf");
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if (node <= 0) {
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debug("Not found grf device\n");
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return -ENODEV;
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}
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rk3066_otg_data.regs_phy = grf_phy_offset +
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fdtdec_get_addr(blob, node, "reg");
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return dwc2_udc_probe(&rk3066_otg_data);
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}
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int board_usb_cleanup(int index, enum usb_init_type init)
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{
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return 0;
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}
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#endif
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