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author | Kever Yang <kever.yang@rock-chips.com> | 2019-07-22 14:59:36 +0300 |
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committer | Kever Yang <kever.yang@rock-chips.com> | 2019-07-29 05:25:27 +0300 |
commit | 4238e526fa8e0721c6c8ef0144b2b9ae57663c82 (patch) | |
tree | c14a48c394dd0dc96ff4b19e62dfad71e58006be /arch/arm/mach-rockchip/rk3399 | |
parent | 4a395788c407a49a00ab027e2e9cba3df6f3dabd (diff) | |
download | u-boot-4238e526fa8e0721c6c8ef0144b2b9ae57663c82.tar.xz |
rockchip: rk3399: move spl_perform_fixups() into soc file
Move the spl_perform_fixups() into rk3399.c so that we can
use common spl board file later.
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Diffstat (limited to 'arch/arm/mach-rockchip/rk3399')
-rw-r--r-- | arch/arm/mach-rockchip/rk3399/rk3399.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/mach-rockchip/rk3399/rk3399.c b/arch/arm/mach-rockchip/rk3399/rk3399.c index 0f09ea5c49..dacbcf8fdf 100644 --- a/arch/arm/mach-rockchip/rk3399/rk3399.c +++ b/arch/arm/mach-rockchip/rk3399/rk3399.c @@ -146,3 +146,53 @@ void board_debug_uart_init(void) #endif } #endif + +#ifdef CONFIG_SPL_BUILD +const char *spl_decode_boot_device(u32 boot_device) +{ + int i; + static const struct { + u32 boot_device; + const char *ofpath; + } spl_boot_devices_tbl[] = { + { BOOT_DEVICE_MMC1, "/dwmmc@fe320000" }, + { BOOT_DEVICE_MMC2, "/sdhci@fe330000" }, + { BOOT_DEVICE_SPI, "/spi@ff1d0000" }, + }; + + for (i = 0; i < ARRAY_SIZE(spl_boot_devices_tbl); ++i) + if (spl_boot_devices_tbl[i].boot_device == boot_device) + return spl_boot_devices_tbl[i].ofpath; + + return NULL; +} + +void spl_perform_fixups(struct spl_image_info *spl_image) +{ + void *blob = spl_image->fdt_addr; + const char *boot_ofpath; + int chosen; + + /* + * Inject the ofpath of the device the full U-Boot (or Linux in + * Falcon-mode) was booted from into the FDT, if a FDT has been + * loaded at the same time. + */ + if (!blob) + return; + + boot_ofpath = spl_decode_boot_device(spl_image->boot_device); + if (!boot_ofpath) { + pr_err("%s: could not map boot_device to ofpath\n", __func__); + return; + } + + chosen = fdt_find_or_add_subnode(blob, 0, "chosen"); + if (chosen < 0) { + pr_err("%s: could not find/create '/chosen'\n", __func__); + return; + } + fdt_setprop_string(blob, chosen, + "u-boot,spl-boot-device", boot_ofpath); +} +#endif |