From 4e2531378f03957d7306e940e0bc21de103f40d3 Mon Sep 17 00:00:00 2001 From: Kumar Gala Date: Wed, 11 Jan 2006 13:54:17 -0600 Subject: [PATCH] Allow board code to fixup the flat device tree before booting a kernel Patch by Kumar Gala 11 Jan 2006 --- CHANGELOG | 4 ++++ README | 5 +++++ common/ft_build.c | 5 ++++- include/ft_build.h | 2 ++ 4 files changed, 15 insertions(+), 1 deletion(-) diff --git a/CHANGELOG b/CHANGELOG index 2bdaa0cbc..a2c01fbb3 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -2,6 +2,10 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Allow board code to fixup the flat device tree before booting a + kernel + Patch by Kumar Gala 11 Jan 2006 + * Added CONFIG_ options for bd_t and env in flat dev tree CONFIG_OF_HAS_BD_T will put a copy of the bd_t diff --git a/README b/README index 21f5bf049..3b64fe20a 100644 --- a/README +++ b/README @@ -423,6 +423,11 @@ The following options need to be configured: The resulting flat device tree will have a copy of u-boot's environment variables + CONFIG_OF_BOARD_SETUP + + Board code has addition modification that it wants to make + to the flat device tree before handing it off to the kernel + - Serial Ports: CFG_PL010_SERIAL diff --git a/common/ft_build.c b/common/ft_build.c index 57194581a..2cecbcf96 100644 --- a/common/ft_build.c +++ b/common/ft_build.c @@ -698,9 +698,12 @@ void ft_setup(void *blob, int size, bd_t * bd) if (p != NULL) *p = cpu_to_be32(clock); #endif - #endif /* __powerpc__ */ +#ifdef CONFIG_OF_BOARD_SETUP + ft_board_setup(blob, bd); +#endif + /* printf("final OF-tree\n"); ft_dump_blob(blob); diff --git a/include/ft_build.h b/include/ft_build.h index 9104b1a55..a276867c5 100644 --- a/include/ft_build.h +++ b/include/ft_build.h @@ -63,4 +63,6 @@ void ft_dump_blob(const void *bphp); void ft_merge_blob(struct ft_cxt *cxt, void *blob); void *ft_get_prop(void *bphp, const char *propname, int *szp); +void ft_board_setup(void *blob, bd_t *bd); + #endif