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multitool/sources/rk322x/assets/stepnand-patches/u-boot-0006-rk3399-evb-use-common-get-serial-and-ethaddr-from-ef.patch
2023-11-14 21:15:44 +01:00

173 lines
4.2 KiB
Diff

From 400e9e6b21878e8570ce1cb0242d93baa6c21c99 Mon Sep 17 00:00:00 2001
From: Jonas Karlman <jonas@kwiboo.se>
Date: Mon, 20 Aug 2018 23:01:10 +0200
Subject: [PATCH] rk3399-evb: use common get serial and ethaddr from efuse
---
board/rockchip/evb_rk3399/evb-rk3399.c | 119 -------------------------
include/configs/evb_rk3399.h | 3 -
2 files changed, 122 deletions(-)
diff --git a/board/rockchip/evb_rk3399/evb-rk3399.c b/board/rockchip/evb_rk3399/evb-rk3399.c
index b6f730852a..3a6b802a3f 100644
--- a/board/rockchip/evb_rk3399/evb-rk3399.c
+++ b/board/rockchip/evb_rk3399/evb-rk3399.c
@@ -6,23 +6,17 @@
#include <common.h>
#include <dm.h>
-#include <misc.h>
#include <ram.h>
#include <dm/pinctrl.h>
#include <dm/uclass-internal.h>
-#include <asm/setup.h>
#include <asm/arch/periph.h>
#include <power/regulator.h>
-#include <u-boot/sha256.h>
#include <usb.h>
#include <dwc3-uboot.h>
#include <spl.h>
DECLARE_GLOBAL_DATA_PTR;
-#define RK3399_CPUID_OFF 0x7
-#define RK3399_CPUID_LEN 0x10
-
int rk_board_init(void)
{
struct udevice *pinctrl, *regulator;
@@ -74,119 +68,6 @@ out:
return 0;
}
-static void setup_macaddr(void)
-{
-#if CONFIG_IS_ENABLED(CMD_NET)
- int ret;
- const char *cpuid = env_get("cpuid#");
- u8 hash[SHA256_SUM_LEN];
- int size = sizeof(hash);
- u8 mac_addr[6];
-
- /* Only generate a MAC address, if none is set in the environment */
- if (env_get("ethaddr"))
- return;
-
- if (!cpuid) {
- debug("%s: could not retrieve 'cpuid#'\n", __func__);
- return;
- }
-
- ret = hash_block("sha256", (void *)cpuid, strlen(cpuid), hash, &size);
- if (ret) {
- debug("%s: failed to calculate SHA256\n", __func__);
- return;
- }
-
- /* Copy 6 bytes of the hash to base the MAC address on */
- memcpy(mac_addr, hash, 6);
-
- /* Make this a valid MAC address and set it */
- mac_addr[0] &= 0xfe; /* clear multicast bit */
- mac_addr[0] |= 0x02; /* set local assignment bit (IEEE802) */
- eth_env_set_enetaddr("ethaddr", mac_addr);
-#endif
-
- return;
-}
-
-static void setup_serial(void)
-{
-#if CONFIG_IS_ENABLED(ROCKCHIP_EFUSE)
- struct udevice *dev;
- int ret, i;
- u8 cpuid[RK3399_CPUID_LEN];
- u8 low[RK3399_CPUID_LEN/2], high[RK3399_CPUID_LEN/2];
- char cpuid_str[RK3399_CPUID_LEN * 2 + 1];
- u64 serialno;
- char serialno_str[16];
-
- /* retrieve the device */
- ret = uclass_get_device_by_driver(UCLASS_MISC,
- DM_GET_DRIVER(rockchip_efuse), &dev);
- if (ret) {
- debug("%s: could not find efuse device\n", __func__);
- return;
- }
-
- /* read the cpu_id range from the efuses */
- ret = misc_read(dev, RK3399_CPUID_OFF, &cpuid, sizeof(cpuid));
- if (ret) {
- debug("%s: reading cpuid from the efuses failed\n",
- __func__);
- return;
- }
-
- memset(cpuid_str, 0, sizeof(cpuid_str));
- for (i = 0; i < 16; i++)
- sprintf(&cpuid_str[i * 2], "%02x", cpuid[i]);
-
- debug("cpuid: %s\n", cpuid_str);
-
- /*
- * Mix the cpuid bytes using the same rules as in
- * ${linux}/drivers/soc/rockchip/rockchip-cpuinfo.c
- */
- for (i = 0; i < 8; i++) {
- low[i] = cpuid[1 + (i << 1)];
- high[i] = cpuid[i << 1];
- }
-
- serialno = crc32_no_comp(0, low, 8);
- serialno |= (u64)crc32_no_comp(serialno, high, 8) << 32;
- snprintf(serialno_str, sizeof(serialno_str), "%llx", serialno);
-
- env_set("cpuid#", cpuid_str);
- env_set("serial#", serialno_str);
-#endif
-
- return;
-}
-
-int misc_init_r(void)
-{
- setup_serial();
- setup_macaddr();
-
- return 0;
-}
-
-#ifdef CONFIG_SERIAL_TAG
-void get_board_serial(struct tag_serialnr *serialnr)
-{
- char *serial_string;
- u64 serial = 0;
-
- serial_string = env_get("serial#");
-
- if (serial_string)
- serial = simple_strtoull(serial_string, NULL, 16);
-
- serialnr->high = (u32)(serial >> 32);
- serialnr->low = (u32)(serial & 0xffffffff);
-}
-#endif
-
#ifdef CONFIG_USB_DWC3
static struct dwc3_device dwc3_device_data = {
.maximum_speed = USB_SPEED_HIGH,
diff --git a/include/configs/evb_rk3399.h b/include/configs/evb_rk3399.h
index 5565c7ce53..840d63ff6d 100644
--- a/include/configs/evb_rk3399.h
+++ b/include/configs/evb_rk3399.h
@@ -18,9 +18,6 @@
#define CONFIG_SYS_MMC_ENV_DEV 0
#define SDRAM_BANK_SIZE (2UL << 30)
-#define CONFIG_MISC_INIT_R
-#define CONFIG_SERIAL_TAG
-#define CONFIG_ENV_OVERWRITE
#define CONFIG_BMP_16BPP
#define CONFIG_BMP_24BPP