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at91bootstrap: update to v4.0.8 and patch to fix RTC #28

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at91bootstrap: update to v4.0.8 and patch to fix RTC #28

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24 changes: 24 additions & 0 deletions at91bootstrap/0001-SFRBU-Fix-RTC-battery-backup-config.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,24 @@
From 799af0c466c1c65ffccd51e367017415a15e83a3 Mon Sep 17 00:00:00 2001
From: Jon Ringle <[email protected]>
Date: Mon, 25 Mar 2024 09:34:50 -0400
Subject: [PATCH] SFRBU: Fix RTC battery backup config

---
device/sama5d2/sama5d2.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/device/sama5d2/sama5d2.c b/device/sama5d2/sama5d2.c
index d18f3ce..49e02c3 100644
--- a/device/sama5d2/sama5d2.c
+++ b/device/sama5d2/sama5d2.c
@@ -487,6 +487,7 @@ void hw_init(void)
{
#ifdef CONFIG_BACKUP_VDDIN33
/* Switch backup area to VDDIN33. */
+ writel(AT91C_PSWBU_PSWKEY, AT91C_BASE_SFRBU + SFRBU_PSWBU);
sfrbu_select_ba_power_source(true);
#endif

--
2.34.1

2 changes: 1 addition & 1 deletion fwup.conf
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Expand Up @@ -24,7 +24,7 @@ file-resource rootfs.img {
}

mbr mbr {
bootstrap-code-host-path = "${NERVES_SDK_IMAGES}/sama5d2-sdcardboot-uboot-4.0.6.bin"
bootstrap-code-host-path = "${NERVES_SDK_IMAGES}/sama5d2-sdcardboot-uboot-4.0.8.bin"
partition 0 {
block-offset = ${BOOT_PART_OFFSET}
block-count = ${BOOT_PART_COUNT}
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3 changes: 2 additions & 1 deletion nerves_defconfig
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Expand Up @@ -48,7 +48,8 @@ BR2_PACKAGE_WPA_SUPPLICANT_CTRL_IFACE=y
BR2_TARGET_AT91BOOTSTRAP3=y
BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT=y
BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL="https://github.com/linux4sam/at91bootstrap.git"
BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v4.0.6"
BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION="v4.0.8"
BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_PATCH_DIR="${NERVES_DEFCONFIG_DIR}/at91bootstrap"
BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG="sama5d27_wlsom1_eksd_uboot"
BR2_TARGET_UBOOT=y
BR2_TARGET_UBOOT_BUILD_SYSTEM_KCONFIG=y
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