Support ODROID C4 SBC (#926)
* initial ODROID-C4 support * setting clk_ignore_unused
This commit is contained in:
ubergeek801
23
buildroot-external/board/hardkernel/odroid-c4/hassos-hook.sh
Executable file
23
buildroot-external/board/hardkernel/odroid-c4/hassos-hook.sh
Executable file
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#!/bin/bash
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# shellcheck disable=SC2155
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function hassos_pre_image() {
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local BOOT_DATA="$(path_boot_dir)"
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local UBOOT_SM1="${BINARIES_DIR}/u-boot.sm1"
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local SPL_IMG="$(path_spl_img)"
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cp "${BINARIES_DIR}/boot.scr" "${BOOT_DATA}/boot.scr"
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cp "${BINARIES_DIR}/meson-sm1-odroid-c4.dtb" "${BOOT_DATA}/meson-sm1-odroid-c4.dtb"
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echo "console=tty0 console=ttyAML0,115200n8" > "${BOOT_DATA}/cmdline.txt"
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# SPL
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create_spl_image
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dd if="${UBOOT_SM1}" of="${SPL_IMG}" conv=notrunc bs=512 seek=1
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}
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function hassos_post_image() {
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convert_disk_image_gz
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}
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10
buildroot-external/board/hardkernel/odroid-c4/meta
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10
buildroot-external/board/hardkernel/odroid-c4/meta
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BOARD_ID=odroid-c4
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BOARD_NAME="Hardkernel Odroid-C4"
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CHASSIS=embedded
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BOOTLOADER=uboot
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KERNEL_FILE=Image
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BOOT_SYS=mbr
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BOOT_SPL=true
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BOOT_ENV_SIZE=0x2000
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SUPERVISOR_MACHINE=odroid-c4
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SUPERVISOR_ARCH=aarch64
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@@ -0,0 +1,25 @@
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From 64017a2cc9e501329016d50b701c5e9a9488991d Mon Sep 17 00:00:00 2001
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From: Neil Armstrong <narmstrong@baylibre.com>
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Date: Mon, 2 Sep 2019 15:42:04 +0200
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Subject: [PATCH 3/3] HACK: mmc: meson-gx: limit to 24MHz
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Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
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---
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drivers/mmc/meson_gx_mmc.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/mmc/meson_gx_mmc.c b/drivers/mmc/meson_gx_mmc.c
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index b5f5122b..00bfa324 100644
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--- a/drivers/mmc/meson_gx_mmc.c
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+++ b/drivers/mmc/meson_gx_mmc.c
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@@ -252,7 +252,7 @@ static int meson_mmc_probe(struct udevice *dev)
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cfg->host_caps = MMC_MODE_8BIT | MMC_MODE_4BIT |
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MMC_MODE_HS_52MHz | MMC_MODE_HS;
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cfg->f_min = DIV_ROUND_UP(SD_EMMC_CLKSRC_24M, CLK_MAX_DIV);
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- cfg->f_max = 100000000; /* 100 MHz */
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+ cfg->f_max = SD_EMMC_CLKSRC_24M;
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cfg->b_max = 511; /* max 512 - 1 blocks */
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cfg->name = dev->name;
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--
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2.22.0
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83
buildroot-external/board/hardkernel/odroid-c4/uboot-boot.ush
Normal file
83
buildroot-external/board/hardkernel/odroid-c4/uboot-boot.ush
Normal file
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###########################################
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part start mmc ${devnum} 9 mmc_env
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mmc dev ${devnum}
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setenv loadbootstate " \
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echo 'loading env...'; \
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mmc read ${ramdisk_addr_r} ${mmc_env} 0x10; \
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env import -c ${ramdisk_addr_r} 0x2000;"
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setenv storebootstate " \
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echo 'storing env...'; \
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env export -c -s 0x2000 ${ramdisk_addr_r} BOOT_ORDER BOOT_A_LEFT BOOT_B_LEFT MACHINE_ID; \
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mmc write ${ramdisk_addr_r} ${mmc_env} 0x10;"
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run loadbootstate
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test -n "${BOOT_ORDER}" || setenv BOOT_ORDER "A B"
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test -n "${BOOT_A_LEFT}" || setenv BOOT_A_LEFT 3
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test -n "${BOOT_B_LEFT}" || setenv BOOT_B_LEFT 3
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# HassOS bootargs
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setenv bootargs_hassos "zram.enabled=1 zram.num_devices=3 apparmor=1 security=apparmor systemd.machine_id=${MACHINE_ID} cgroup_enable=memory clk_ignore_unused usb-storage.quirks=0x2537:0x1066:u,0x2537:0x1068:u"
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# HassOS system A/B
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setenv bootargs_a "root=PARTUUID=48617373-06 rootfstype=squashfs ro rootwait"
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setenv bootargs_b "root=PARTUUID=48617373-08 rootfstype=squashfs ro rootwait"
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usb start
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# Load extraargs
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fileenv mmc ${devnum}:1 ${ramdisk_addr_r} cmdline.txt cmdline
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fatload mmc ${devnum}:1 ${fdt_addr_r} meson-sm1-odroid-c4.dtb
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# logical volumes get numbered after physical ones.
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# 1. boot
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# 2. Extended partition
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# 3. Overlay
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# 4. Data
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# 5. KernelA
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# 6. SystemA
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# 7. KernelB
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# 8. SystemB
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# 9. BootInfo
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setenv bootargs
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for BOOT_SLOT in "${BOOT_ORDER}"; do
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if test "x${bootargs}" != "x"; then
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# skip remaining slots
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elif test "x${BOOT_SLOT}" = "xA"; then
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if test ${BOOT_A_LEFT} -gt 0; then
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setexpr BOOT_A_LEFT ${BOOT_A_LEFT} - 1
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echo "Found valid slot A, ${BOOT_A_LEFT} attempts remaining"
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setenv load_kernel "ext4load mmc ${devnum}:5 ${kernel_addr_r} Image"
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setenv bootargs "${bootargs_hassos} ${bootargs_a} rauc.slot=A ${cmdline}"
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fi
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elif test "x${BOOT_SLOT}" = "xB"; then
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if test ${BOOT_B_LEFT} -gt 0; then
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setexpr BOOT_B_LEFT ${BOOT_B_LEFT} - 1
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echo "Found valid slot B, ${BOOT_B_LEFT} attempts remaining"
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setenv load_kernel "ext4load mmc ${devnum}:7 ${kernel_addr_r} Image"
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setenv bootargs "${bootargs_hassos} ${bootargs_b} rauc.slot=B ${cmdline}"
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fi
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fi
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done
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if test -n "${bootargs}"; then
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run storebootstate
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else
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echo "No valid slot found, resetting tries to 3"
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setenv BOOT_A_LEFT 3
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setenv BOOT_B_LEFT 3
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run storebootstate
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reset
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fi
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echo "Loading kernel"
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run load_kernel
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echo " Starting kernel"
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printenv load_kernel
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printenv bootargs
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booti ${kernel_addr_r} - ${fdt_addr_r}
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echo "Fails on boot"
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reset
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@@ -0,0 +1,4 @@
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CONFIG_DOS_PARTITION=y
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# CONFIG_EFI_PARTITION is not set
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# CONFIG_USB_STORAGE is not set
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CONFIG_DISPLAY_BOARDINFO=y
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