From de8e3f2f86b26650480f9619f42281eed228b4c9 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Mon, 11 Aug 2014 11:36:48 +0000 Subject: brcm63xx: add and enable support for loading an appended dtb Allow appending a dtb blob to the binary and use it for identifying the board. Fall back to nvram based identification in case of no dtb passed. Signed-off-by: Jonas Gorski SVN-Revision: 42119 --- ...X-add-support-for-matching-the-board_info.patch | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 target/linux/brcm63xx/patches-3.14/369-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch (limited to 'target/linux/brcm63xx/patches-3.14/369-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch') diff --git a/target/linux/brcm63xx/patches-3.14/369-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch b/target/linux/brcm63xx/patches-3.14/369-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch new file mode 100644 index 0000000..f9cbd52 --- /dev/null +++ b/target/linux/brcm63xx/patches-3.14/369-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch @@ -0,0 +1,61 @@ +From b9bc4eb19007fd35b57a10c4dfd442dd518ee345 Mon Sep 17 00:00:00 2001 +From: Jonas Gorski +Date: Thu, 26 Jun 2014 12:51:00 +0200 +Subject: [PATCH 47/48] MIPS: BCM63XX: add support for matching the board_info + by dtb + +Allow using the passed dtb's compatible property to match board_info +structs instead of nvram's boardname field, which is not unique anyway. + +Signed-off-by: Jonas Gorski +--- + arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++-- + arch/mips/bcm63xx/boards/board_common.c | 13 +++++++++++++ + arch/mips/bcm63xx/boards/board_common.h | 3 +++ + 3 files changed, 18 insertions(+), 2 deletions(-) + +--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c ++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c +@@ -817,9 +817,9 @@ void __init board_bcm963xx_init(void) + } + board_name = bcm63xx_nvram_get_name(); + } +- /* find board by name */ ++ /* find board by name/compat */ + for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) { +- if (strncmp(board_name, bcm963xx_boards[i]->name, 16)) ++ if (!board_is_compatible(bcm963xx_boards[i], board_name)) + continue; + /* copy, board desc array is marked initdata */ + board_early_setup(bcm963xx_boards[i], +--- a/arch/mips/bcm63xx/boards/board_common.c ++++ b/arch/mips/bcm63xx/boards/board_common.c +@@ -281,3 +281,16 @@ int __init board_register_devices(void) + + return 0; + } ++ ++int __init board_is_compatible(const struct board_info *board, ++ const char *board_name) ++{ ++#ifdef CONFIG_OF ++ if (initial_boot_params) { ++ unsigned long dt_root = of_get_flat_dt_root(); ++ ++ return of_flat_dt_is_compatible(dt_root, board->of_board_id); ++ } ++#endif ++ return !strncmp(board_name, board->name, 16); ++} +--- a/arch/mips/bcm63xx/boards/board_common.h ++++ b/arch/mips/bcm63xx/boards/board_common.h +@@ -6,6 +6,9 @@ + void board_early_setup(const struct board_info *board, + int (*get_mac_address)(u8 mac[ETH_ALEN])); + ++int board_is_compatible(const struct board_info *board, ++ const char *board_name); ++ + #if defined(CONFIG_BOARD_BCM963XX) + void board_bcm963xx_init(void); + #else -- cgit v1.1