62 lines
2 KiB
Diff
62 lines
2 KiB
Diff
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From b9bc4eb19007fd35b57a10c4dfd442dd518ee345 Mon Sep 17 00:00:00 2001
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From: Jonas Gorski <jogo@openwrt.org>
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Date: Thu, 26 Jun 2014 12:51:00 +0200
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Subject: [PATCH 47/48] MIPS: BCM63XX: add support for matching the board_info
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by dtb
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Allow using the passed dtb's compatible property to match board_info
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structs instead of nvram's boardname field, which is not unique anyway.
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Signed-off-by: Jonas Gorski <jogo@openwrt.org>
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---
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arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++--
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arch/mips/bcm63xx/boards/board_common.c | 13 +++++++++++++
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arch/mips/bcm63xx/boards/board_common.h | 3 +++
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3 files changed, 18 insertions(+), 2 deletions(-)
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--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
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+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
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@@ -817,9 +817,9 @@ void __init board_bcm963xx_init(void)
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}
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board_name = bcm63xx_nvram_get_name();
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}
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- /* find board by name */
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+ /* find board by name/compat */
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for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
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- if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
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+ if (!board_is_compatible(bcm963xx_boards[i], board_name))
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continue;
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/* copy, board desc array is marked initdata */
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board_early_setup(bcm963xx_boards[i],
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--- a/arch/mips/bcm63xx/boards/board_common.c
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+++ b/arch/mips/bcm63xx/boards/board_common.c
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@@ -281,3 +281,16 @@ int __init board_register_devices(void)
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return 0;
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}
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+
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+int __init board_is_compatible(const struct board_info *board,
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+ const char *board_name)
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+{
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+#ifdef CONFIG_OF
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+ if (initial_boot_params) {
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+ unsigned long dt_root = of_get_flat_dt_root();
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+
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+ return of_flat_dt_is_compatible(dt_root, board->of_board_id);
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+ }
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+#endif
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+ return !strncmp(board_name, board->name, 16);
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+}
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--- a/arch/mips/bcm63xx/boards/board_common.h
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+++ b/arch/mips/bcm63xx/boards/board_common.h
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@@ -6,6 +6,9 @@
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void board_early_setup(const struct board_info *board,
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int (*get_mac_address)(u8 mac[ETH_ALEN]));
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+int board_is_compatible(const struct board_info *board,
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+ const char *board_name);
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+
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#if defined(CONFIG_BOARD_BCM963XX)
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void board_bcm963xx_init(void);
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#else
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