+// SPDX-License-Identifier: GPL-2.0+
/*
* Board init file for Dragonboard 410C
*
* (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <cpu_func.h>
#include <dm.h>
+#include <env.h>
+#include <init.h>
+#include <net.h>
#include <usb.h>
+#include <asm/cache.h>
#include <asm/gpio.h>
+#include <fdt_support.h>
+#include <asm/arch/dram.h>
+#include <asm/arch/misc.h>
DECLARE_GLOBAL_DATA_PTR;
+/* pointer to the device tree ammended by the firmware */
+extern void *fw_dtb;
+
+void *board_fdt_blob_setup(void)
+{
+ if (fdt_magic(fw_dtb) != FDT_MAGIC) {
+ printf("Firmware provided invalid dtb!\n");
+ return NULL;
+ }
+
+ return fw_dtb;
+}
+
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE;
+
return 0;
}
-void dram_init_banksize(void)
+int dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-}
+ return 0;
+}
-int board_prepare_usb(enum usb_init_type type)
+int board_usb_init(int index, enum usb_init_type init)
{
static struct udevice *pmic_gpio;
static struct gpio_desc hub_reset, usb_sel;
/* Try to request gpios needed to start usb host on dragonboard */
if (!dm_gpio_is_valid(&hub_reset)) {
- node = fdt_subnode_offset(gd->fdt_blob, pmic_gpio->of_offset,
+ node = fdt_subnode_offset(gd->fdt_blob,
+ dev_of_offset(pmic_gpio),
"usb_hub_reset_pm");
if (node < 0) {
printf("Failed to find usb_hub_reset_pm dt node.\n");
return node;
}
- ret = gpio_request_by_name_nodev(gd->fdt_blob, node, "gpios", 0,
- &hub_reset, 0);
+ ret = gpio_request_by_name_nodev(offset_to_ofnode(node),
+ "gpios", 0, &hub_reset, 0);
if (ret < 0) {
printf("Failed to request usb_hub_reset_pm gpio.\n");
return ret;
}
if (!dm_gpio_is_valid(&usb_sel)) {
- node = fdt_subnode_offset(gd->fdt_blob, pmic_gpio->of_offset,
+ node = fdt_subnode_offset(gd->fdt_blob,
+ dev_of_offset(pmic_gpio),
"usb_sw_sel_pm");
if (node < 0) {
printf("Failed to find usb_sw_sel_pm dt node.\n");
return 0;
}
- ret = gpio_request_by_name_nodev(gd->fdt_blob, node, "gpios", 0,
- &usb_sel, 0);
+ ret = gpio_request_by_name_nodev(offset_to_ofnode(node),
+ "gpios", 0, &usb_sel, 0);
if (ret < 0) {
printf("Failed to request usb_sw_sel_pm gpio.\n");
return ret;
}
}
- if (type == USB_INIT_HOST) {
+ if (init == USB_INIT_HOST) {
/* Start USB Hub */
dm_gpio_set_dir_flags(&hub_reset,
GPIOD_IS_OUT | GPIOD_IS_OUT_ACTIVE);
return 0;
}
-int board_init(void)
-{
- return 0;
-}
-
/* Check for vol- button - if pressed - stop autoboot */
int misc_init_r(void)
{
return 0;
}
- node = fdt_subnode_offset(gd->fdt_blob, pon->of_offset, "key_vol_down");
+ node = fdt_subnode_offset(gd->fdt_blob, dev_of_offset(pon),
+ "key_vol_down");
if (node < 0) {
printf("Failed to find key_vol_down node. Check device tree\n");
return 0;
}
- if (gpio_request_by_name_nodev(gd->fdt_blob, node, "gpios", 0, &resin,
- 0)) {
+ if (gpio_request_by_name_nodev(offset_to_ofnode(node), "gpios", 0,
+ &resin, 0)) {
printf("Failed to request key_vol_down button.\n");
return 0;
}
if (dm_gpio_get_value(&resin)) {
- setenv("bootdelay", "-1");
- printf("Power button pressed - dropping to console.\n");
+ env_set("bootdelay", "-1");
+ env_set("bootcmd", "fastboot 0");
+ printf("key_vol_down pressed - Starting fastboot.\n");
}
return 0;
}
+
+int board_init(void)
+{
+ return 0;
+}
+
+int board_late_init(void)
+{
+ char serial[16];
+
+ memset(serial, 0, 16);
+ snprintf(serial, 13, "%x", msm_board_serial());
+ env_set("serial#", serial);
+ return 0;
+}
+
+/* Fixup of DTB for Linux Kernel
+ * 1. Fixup installed DRAM.
+ * 2. Fixup WLAN/BT Mac address:
+ * First, check if MAC addresses for WLAN/BT exists as environemnt
+ * variables wlanaddr,btaddr. if not, generate a unique address.
+ */
+
+int ft_board_setup(void *blob, bd_t *bd)
+{
+ u8 mac[ARP_HLEN];
+
+ msm_fixup_memory(blob);
+
+ if (!eth_env_get_enetaddr("wlanaddr", mac)) {
+ msm_generate_mac_addr(mac);
+ };
+
+ do_fixup_by_compat(blob, "qcom,wcnss-wlan",
+ "local-mac-address", mac, ARP_HLEN, 1);
+
+
+ if (!eth_env_get_enetaddr("btaddr", mac)) {
+ msm_generate_mac_addr(mac);
+
+/* The BD address is same as WLAN MAC address but with
+ * least significant bit flipped.
+ */
+ mac[0] ^= 0x01;
+ };
+
+ do_fixup_by_compat(blob, "qcom,wcnss-bt",
+ "local-bd-address", mac, ARP_HLEN, 1);
+ return 0;
+}
+
+void reset_cpu(ulong addr)
+{
+ psci_system_reset();
+}
projects / oweals / u-boot.git / blobdiff