In order to reuse the support for the u-boot,spl-boot-order property from the rk3399, we split it into a reusable module that can be included by the SPL code for any of our boards.
Signed-off-by: Philipp Tomsich philipp.tomsich@theobroma-systems.com
---
Changes in v2: - added in v2
arch/arm/mach-rockchip/Makefile | 2 +- arch/arm/mach-rockchip/rk3399-board-spl.c | 104 ---------------------------- arch/arm/mach-rockchip/spl-boot-order.c | 108 ++++++++++++++++++++++++++++++ 3 files changed, 109 insertions(+), 105 deletions(-) create mode 100644 arch/arm/mach-rockchip/spl-boot-order.c
diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile index 960f40f..c5d17f9 100644 --- a/arch/arm/mach-rockchip/Makefile +++ b/arch/arm/mach-rockchip/Makefile @@ -19,7 +19,7 @@ obj-spl-$(CONFIG_ROCKCHIP_RK3188) += rk3188-board-spl.o obj-spl-$(CONFIG_ROCKCHIP_RK322X) += rk322x-board-spl.o obj-spl-$(CONFIG_ROCKCHIP_RK3288) += rk3288-board-spl.o obj-spl-$(CONFIG_ROCKCHIP_RK3368) += rk3368-board-spl.o -obj-spl-$(CONFIG_ROCKCHIP_RK3399) += rk3399-board-spl.o +obj-spl-$(CONFIG_ROCKCHIP_RK3399) += rk3399-board-spl.o spl-boot-order.o
ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TPL_BUILD),) obj-$(CONFIG_ROCKCHIP_RK3188) += rk3188-board.o diff --git a/arch/arm/mach-rockchip/rk3399-board-spl.c b/arch/arm/mach-rockchip/rk3399-board-spl.c index 710f7fe..a13b717 100644 --- a/arch/arm/mach-rockchip/rk3399-board-spl.c +++ b/arch/arm/mach-rockchip/rk3399-board-spl.c @@ -8,9 +8,6 @@ #include <debug_uart.h> #include <dm.h> #include <fdtdec.h> -#include <led.h> -#include <malloc.h> -#include <mmc.h> #include <ram.h> #include <spl.h> #include <asm/gpio.h> @@ -21,111 +18,10 @@ #include <asm/arch/sdram.h> #include <asm/arch/timer.h> #include <dm/pinctrl.h> -#include <dm/root.h> -#include <dm/test.h> -#include <dm/util.h> #include <power/regulator.h>
DECLARE_GLOBAL_DATA_PTR;
-#if CONFIG_IS_ENABLED(OF_CONTROL) -static int spl_node_to_boot_device(int node) -{ - struct udevice *parent; - - /* - * This should eventually move into the SPL code, once SPL becomes - * aware of the block-device layer. Until then (and to avoid unneeded - * delays in getting this feature out, it lives at the board-level). - */ - if (!uclass_get_device_by_of_offset(UCLASS_MMC, node, &parent)) { - struct udevice *dev; - struct blk_desc *desc = NULL; - - for (device_find_first_child(parent, &dev); - dev; - device_find_next_child(&dev)) { - if (device_get_uclass_id(dev) == UCLASS_BLK) { - desc = dev_get_uclass_platdata(dev); - break; - } - } - - if (!desc) - return -ENOENT; - - switch (desc->devnum) { - case 0: - return BOOT_DEVICE_MMC1; - case 1: - return BOOT_DEVICE_MMC2; - default: - return -ENOSYS; - } - } - - /* - * SPL doesn't differentiate SPI flashes, so we keep the detection - * brief and inaccurate... hopefully, the common SPL layer can be - * extended with awareness of the BLK layer (and matching OF_CONTROL) - * soon. - */ - if (!uclass_get_device_by_of_offset(UCLASS_SPI_FLASH, node, &parent)) - return BOOT_DEVICE_SPI; - - return -1; -} - -void board_boot_order(u32 *spl_boot_list) -{ - const void *blob = gd->fdt_blob; - int chosen_node = fdt_path_offset(blob, "/chosen"); - int idx = 0; - int elem; - int boot_device; - int node; - const char *conf; - - if (chosen_node < 0) { - debug("%s: /chosen not found, using spl_boot_device()\n", - __func__); - spl_boot_list[0] = spl_boot_device(); - return; - } - - for (elem = 0; - (conf = fdt_stringlist_get(blob, chosen_node, - "u-boot,spl-boot-order", elem, NULL)); - elem++) { - /* First check if the list element is an alias */ - const char *alias = fdt_get_alias(blob, conf); - if (alias) - conf = alias; - - /* Try to resolve the config item (or alias) as a path */ - node = fdt_path_offset(blob, conf); - if (node < 0) { - debug("%s: could not find %s in FDT", __func__, conf); - continue; - } - - /* Try to map this back onto SPL boot devices */ - boot_device = spl_node_to_boot_device(node); - if (boot_device < 0) { - debug("%s: could not map node @%x to a boot-device\n", - __func__, node); - continue; - } - - spl_boot_list[idx++] = boot_device; - } - - /* If we had no matches, fall back to spl_boot_device */ - if (idx == 0) - spl_boot_list[0] = spl_boot_device(); -} -#endif - u32 spl_boot_device(void) { return BOOT_DEVICE_MMC1; diff --git a/arch/arm/mach-rockchip/spl-boot-order.c b/arch/arm/mach-rockchip/spl-boot-order.c new file mode 100644 index 0000000..4f78c72 --- /dev/null +++ b/arch/arm/mach-rockchip/spl-boot-order.c @@ -0,0 +1,108 @@ +/* + * (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <mmc.h> +#include <spl.h> + +#if CONFIG_IS_ENABLED(OF_CONTROL) +static int spl_node_to_boot_device(int node) +{ + struct udevice *parent; + + /* + * This should eventually move into the SPL code, once SPL becomes + * aware of the block-device layer. Until then (and to avoid unneeded + * delays in getting this feature out, it lives at the board-level). + */ + if (!uclass_get_device_by_of_offset(UCLASS_MMC, node, &parent)) { + struct udevice *dev; + struct blk_desc *desc = NULL; + + for (device_find_first_child(parent, &dev); + dev; + device_find_next_child(&dev)) { + if (device_get_uclass_id(dev) == UCLASS_BLK) { + desc = dev_get_uclass_platdata(dev); + break; + } + } + + if (!desc) + return -ENOENT; + + switch (desc->devnum) { + case 0: + return BOOT_DEVICE_MMC1; + case 1: + return BOOT_DEVICE_MMC2; + default: + return -ENOSYS; + } + } + + /* + * SPL doesn't differentiate SPI flashes, so we keep the detection + * brief and inaccurate... hopefully, the common SPL layer can be + * extended with awareness of the BLK layer (and matching OF_CONTROL) + * soon. + */ + if (!uclass_get_device_by_of_offset(UCLASS_SPI_FLASH, node, &parent)) + return BOOT_DEVICE_SPI; + + return -1; +} + +void board_boot_order(u32 *spl_boot_list) +{ + const void *blob = gd->fdt_blob; + int chosen_node = fdt_path_offset(blob, "/chosen"); + int idx = 0; + int elem; + int boot_device; + int node; + const char *conf; + + if (chosen_node < 0) { + debug("%s: /chosen not found, using spl_boot_device()\n", + __func__); + spl_boot_list[0] = spl_boot_device(); + return; + } + + for (elem = 0; + (conf = fdt_stringlist_get(blob, chosen_node, + "u-boot,spl-boot-order", elem, NULL)); + elem++) { + /* First check if the list element is an alias */ + const char *alias = fdt_get_alias(blob, conf); + if (alias) + conf = alias; + + /* Try to resolve the config item (or alias) as a path */ + node = fdt_path_offset(blob, conf); + if (node < 0) { + debug("%s: could not find %s in FDT", __func__, conf); + continue; + } + + /* Try to map this back onto SPL boot devices */ + boot_device = spl_node_to_boot_device(node); + if (boot_device < 0) { + debug("%s: could not map node @%x to a boot-device\n", + __func__, node); + continue; + } + + spl_boot_list[idx++] = boot_device; + } + + /* If we had no matches, fall back to spl_boot_device */ + if (idx == 0) + spl_boot_list[0] = spl_boot_device(); +} +#endif