trunk-47381HEADmaster

1 files changed, 95 insertions, 0 deletions

diff --git a/target/linux/brcm63xx/patches-3.18/368-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch b/target/linux/brcm63xx/patches-3.18/368-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch
new file mode 100644
index 0000000..58ffe5e
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.18/368-MIPS-BCM63XX-add-support-for-matching-the-board_info.patch
@@ -0,0 +1,95 @@
+From 25bf2b5836c892f091651d8a3384c9c57ce1b400 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Thu, 26 Jun 2014 12:51:00 +0200
+Subject: [PATCH 46/48] 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 <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/boards/board_bcm963xx.c |   15 +++++++++++++++
+ arch/mips/bcm63xx/boards/board_common.c   |   18 ++++++++++++++++++
+ arch/mips/bcm63xx/boards/board_common.h   |    3 +++
+ 3 files changed, 36 insertions(+)
+
+--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
++++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
+@@ -715,6 +715,10 @@ static const struct board_info __initcon
+ #endif
+ };
+ 
++static struct of_device_id const bcm963xx_boards_dt[] = {
++	{ },
++};
++
+ /*
+  * early init callback, read nvram data from flash and checksum it
+  */
+@@ -726,6 +730,7 @@ void __init board_bcm963xx_init(void)
+ 	char *board_name = NULL;
+ 	u32 val;
+ 	struct bcm_hcs *hcs;
++	const struct of_device_id *board_match;
+ 
+ 	/* read base address of boot chip select (0)
+ 	 * 6328/6362 do not have MPI but boot from a fixed address
+@@ -765,6 +770,16 @@ void __init board_bcm963xx_init(void)
+ 	} else {
+ 		board_name = bcm63xx_nvram_get_name();
+ 	}
++
++	/* find board by compat */
++	board_match = bcm63xx_match_board(bcm963xx_boards_dt);
++	if (board_match) {
++		board_early_setup(board_match->data,
++				  bcm63xx_nvram_get_mac_address);
++
++		return;
++	}
++
+ 	/* find board by name */
+ 	for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
+ 		if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
+--- a/arch/mips/bcm63xx/boards/board_common.c
++++ b/arch/mips/bcm63xx/boards/board_common.c
+@@ -281,3 +281,21 @@ int __init board_register_devices(void)
+ 
+ 	return 0;
+ }
++
++const struct of_device_id * __init bcm63xx_match_board(const struct of_device_id *m)
++{
++	const struct of_device_id *match;
++	unsigned long dt_root;
++
++	if (!IS_ENABLED(CONFIG_OF) || !initial_boot_params)
++		return NULL;
++
++	dt_root = of_get_flat_dt_root();
++
++	for (match = m; match->compatible[0]; match++) {
++		if (of_flat_dt_is_compatible(dt_root, match->compatible))
++			return match;
++	}
++
++	return NULL;
++}
+--- a/arch/mips/bcm63xx/boards/board_common.h
++++ b/arch/mips/bcm63xx/boards/board_common.h
+@@ -1,11 +1,14 @@
+ #ifndef __BOARD_COMMON_H
+ #define __BOARD_COMMON_H
+ 
++#include <linux/of.h>
+ #include <board_bcm963xx.h>
+ 
+ void board_early_setup(const struct board_info *board,
+ 		       int (*get_mac_address)(u8 mac[ETH_ALEN]));
+ 
++const struct of_device_id *bcm63xx_match_board(const struct of_device_id *);
++
+ #if defined(CONFIG_BOARD_BCM963XX)
+ void board_bcm963xx_init(void);
+ #else