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author | Jonas Gorski <jogo@openwrt.org> | 2014-08-11 11:37:01 +0000 |
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committer | Jonas Gorski <jogo@openwrt.org> | 2014-08-11 11:37:01 +0000 |
commit | 9c6287d6a14b7f7105e4b61774c5310cb96489c3 (patch) | |
tree | 9d73aef68371873277ac1764244d0977f0661029 /target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch | |
parent | 79057c72551647fdb5ebaac28eccd6b21e28ddca (diff) | |
download | mtk-20170518-9c6287d6a14b7f7105e4b61774c5310cb96489c3.zip mtk-20170518-9c6287d6a14b7f7105e4b61774c5310cb96489c3.tar.gz mtk-20170518-9c6287d6a14b7f7105e4b61774c5310cb96489c3.tar.bz2 |
brcm63xx: add support for registering parallel flash through dtb
Add the required nodes to the dtsi files and code to prevent double
registration from the board support code.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
SVN-Revision: 42123
Diffstat (limited to 'target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch')
-rw-r--r-- | target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch b/target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch new file mode 100644 index 0000000..99d778d --- /dev/null +++ b/target/linux/brcm63xx/patches-3.14/371_add_of_node_available_by_alias.patch @@ -0,0 +1,37 @@ +--- a/arch/mips/bcm63xx/boards/board_common.c ++++ b/arch/mips/bcm63xx/boards/board_common.c +@@ -147,6 +147,18 @@ void __init device_tree_init(void) + + unflatten_and_copy_device_tree(); + } ++ ++int board_of_device_present(const char *alias) ++{ ++ bool present; ++ struct device_node *np; ++ ++ np = of_find_node_by_path(alias); ++ present = of_device_is_available(np); ++ of_node_put(np); ++ ++ return present; ++} + #endif + + static struct gpio_led_platform_data bcm63xx_led_data; +--- a/arch/mips/bcm63xx/boards/board_common.h ++++ b/arch/mips/bcm63xx/boards/board_common.h +@@ -15,4 +15,13 @@ void board_bcm963xx_init(void); + static inline void board_bcm963xx_init(void) { } + #endif + ++#if defined(CONFIG_OF) ++int board_of_device_present(const char *alias); ++#else ++static inline void board_of_device_present(const char *alias) ++{ ++ return 0; ++} ++#endif ++ + #endif /* __BOARD_COMMON_H */ |