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| author | Manjunath Hadli <manjunath.hadli@ti.com> | 2011-11-08 08:59:57 -0500 |
|---|---|---|
| committer | Sandeep Paulraj <s-paulraj@ti.com> | 2011-11-08 08:59:57 -0500 |
| commit | b79df8f8f8f373b6b6aadfd11ffded4f698a760e (patch) | |
| tree | 4a7bcff9579b194f6afcf5f70f21a9d6b436a9b5 | |
| parent | 2d575e46859dd9127a9cec731ace77523e6ea2ab (diff) | |
| download | talos-obmc-uboot-b79df8f8f8f373b6b6aadfd11ffded4f698a760e.tar.gz talos-obmc-uboot-b79df8f8f8f373b6b6aadfd11ffded4f698a760e.zip | |
dm646x: pass board revision info to kernel
add a function in board file to pass board revision
info to kernel. Revision number 0 and 1 are passed in
case of DM6467 and DM6467T respectively.
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
| -rw-r--r-- | board/davinci/dm6467evm/dm6467evm.c | 20 | ||||
| -rw-r--r-- | include/configs/davinci_dm6467Tevm.h | 2 | ||||
| -rw-r--r-- | include/configs/davinci_dm6467evm.h | 1 |
3 files changed, 23 insertions, 0 deletions
diff --git a/board/davinci/dm6467evm/dm6467evm.c b/board/davinci/dm6467evm/dm6467evm.c index 1a01c3ce2c..ac82d5cf3d 100644 --- a/board/davinci/dm6467evm/dm6467evm.c +++ b/board/davinci/dm6467evm/dm6467evm.c @@ -24,6 +24,26 @@ DECLARE_GLOBAL_DATA_PTR; +#define REV_DM6467EVM 0 +#define REV_DM6467TEVM 1 +/* + * get_board_rev() - setup to pass kernel board revision information + * Returns: + * bit[0-3] System clock frequency + * 0000b - 27 MHz + * 0001b - 33 MHz + */ +u32 get_board_rev(void) +{ + +#ifdef DAVINCI_DM6467TEVM + return REV_DM6467TEVM; +#else + return REV_DM6467EVM; +#endif + +} + int board_init(void) { gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM6467_EVM; diff --git a/include/configs/davinci_dm6467Tevm.h b/include/configs/davinci_dm6467Tevm.h index c5070452c9..f7c994eba9 100644 --- a/include/configs/davinci_dm6467Tevm.h +++ b/include/configs/davinci_dm6467Tevm.h @@ -22,6 +22,7 @@ /* Spectrum Digital TMS320DM6467T EVM board */ #define DAVINCI_DM6467EVM +#define DAVINCI_DM6467TEVM #define CONFIG_SYS_USE_NAND #define CONFIG_SYS_NAND_SMALLPAGE @@ -64,6 +65,7 @@ extern unsigned int davinci_arm_clk_get(void); #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_SYS_BARGSIZE 1024 /* Bootarg Size */ #define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */ +#define CONFIG_REVISION_TAG /* Serial Driver info */ #define CONFIG_SYS_NS16550 diff --git a/include/configs/davinci_dm6467evm.h b/include/configs/davinci_dm6467evm.h index ec1c31c085..c9a0cd1daa 100644 --- a/include/configs/davinci_dm6467evm.h +++ b/include/configs/davinci_dm6467evm.h @@ -65,6 +65,7 @@ extern unsigned int davinci_arm_clk_get(void); #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_SYS_BARGSIZE 1024 /* Bootarg Size */ #define CONFIG_SYS_LOAD_ADDR 0x80700000 /* kernel address */ +#define CONFIG_REVISION_TAG /* Serial Driver info */ #define CONFIG_SYS_NS16550 |
