[patch 7/7] dt: dtb version: report dtb info
From: Frank Rowand Report the /chosen/dtb-info properties on boot. Signed-off-by: Frank Rowand --- The beginning of the context for hunk 2 includes a line from 2fa645cb2703d9b3786d850db815414dfeefa51d, which is in 4.0-rc4. The author of that commit has submitted a request to revert the commit: http://lkml.iu.edu/hypermail/linux/kernel/1503.2/02134.html drivers/of/base.c | 42 ++ 1 file changed, 42 insertions(+) Index: b/drivers/of/base.c === --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -1880,6 +1880,7 @@ static void of_alias_add(struct alias_pr void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align)) { struct property *pp; + struct device_node *dtb_info = NULL; of_aliases = of_find_node_by_path("/aliases"); of_chosen = of_find_node_by_path("/chosen"); @@ -1899,6 +1900,47 @@ void of_alias_scan(void * (*dt_alloc)(u6 } } + dtb_info = of_find_node_by_path("/chosen/dtb-info"); + if (dtb_info == NULL) + dtb_info = of_find_node_by_path("/chosen@0/dtb-info"); + + if (dtb_info) { + const char *string; + int len; + + string = of_get_property(dtb_info, "version", ); + if (string) { + pr_notice("DTB version "); + for ( ; len > 0; + len -= (strlen(string) + 1), + string += (strlen(string) + 1)) { + pr_cont("%s", string); + } + pr_cont("\n"); + } + + string = of_get_property(dtb_info, "version-linux", ); + if (string) { + pr_notice("DTB linux version "); + for ( ; len > 0; + len -= (strlen(string) + 1), + string += (strlen(string) + 1)) { + pr_cont("%s", string); + } + pr_cont("\n"); + } + + string = of_get_property(dtb_info, "dts-path", ); + if (string) + pr_notice("DTB source %s\n", string); + + string = of_get_property(dtb_info, "dtb-path", ); + if (string) + pr_notice("DTB blob %s\n", string); + + of_node_put(dtb_info); + } + if (!of_aliases) return; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
[patch 7/7] dt: dtb version: report dtb info
From: Frank Rowand frank.row...@sonymobile.com Report the /chosen/dtb-info properties on boot. Signed-off-by: Frank Rowand frank.row...@sonymobile.com --- The beginning of the context for hunk 2 includes a line from 2fa645cb2703d9b3786d850db815414dfeefa51d, which is in 4.0-rc4. The author of that commit has submitted a request to revert the commit: http://lkml.iu.edu/hypermail/linux/kernel/1503.2/02134.html drivers/of/base.c | 42 ++ 1 file changed, 42 insertions(+) Index: b/drivers/of/base.c === --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -1880,6 +1880,7 @@ static void of_alias_add(struct alias_pr void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align)) { struct property *pp; + struct device_node *dtb_info = NULL; of_aliases = of_find_node_by_path(/aliases); of_chosen = of_find_node_by_path(/chosen); @@ -1899,6 +1900,47 @@ void of_alias_scan(void * (*dt_alloc)(u6 } } + dtb_info = of_find_node_by_path(/chosen/dtb-info); + if (dtb_info == NULL) + dtb_info = of_find_node_by_path(/chosen@0/dtb-info); + + if (dtb_info) { + const char *string; + int len; + + string = of_get_property(dtb_info, version, len); + if (string) { + pr_notice(DTB version ); + for ( ; len 0; + len -= (strlen(string) + 1), + string += (strlen(string) + 1)) { + pr_cont(%s, string); + } + pr_cont(\n); + } + + string = of_get_property(dtb_info, version-linux, len); + if (string) { + pr_notice(DTB linux version ); + for ( ; len 0; + len -= (strlen(string) + 1), + string += (strlen(string) + 1)) { + pr_cont(%s, string); + } + pr_cont(\n); + } + + string = of_get_property(dtb_info, dts-path, len); + if (string) + pr_notice(DTB source %s\n, string); + + string = of_get_property(dtb_info, dtb-path, len); + if (string) + pr_notice(DTB blob %s\n, string); + + of_node_put(dtb_info); + } + if (!of_aliases) return; -- To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/