Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/arch/csky/include/asm/tcm.h b/arch/csky/include/asm/tcm.h
new file mode 100644
index 0000000000..bd1e662ecd
--- /dev/null
+++ b/arch/csky/include/asm/tcm.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#ifndef __ASM_CSKY_TCM_H
+#define __ASM_CSKY_TCM_H
+
+#ifndef CONFIG_HAVE_TCM
+#error "You should not be including tcm.h unless you have a TCM!"
+#endif
+
+#include <linux/compiler.h>
+
+/* Tag variables with this */
+#define __tcmdata __section(".tcm.data")
+/* Tag constants with this */
+#define __tcmconst __section(".tcm.rodata")
+/* Tag functions inside TCM called from outside TCM with this */
+#define __tcmfunc __section(".tcm.text") noinline
+/* Tag function inside TCM called from inside TCM  with this */
+#define __tcmlocalfunc __section(".tcm.text")
+
+void *tcm_alloc(size_t len);
+void tcm_free(void *addr, size_t len);
+
+#endif