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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/sh/include/mach-ecovec24/mach/romimage.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/sh/include/mach-ecovec24/mach/romimage.h')
-rw-r--r--arch/sh/include/mach-ecovec24/mach/romimage.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/sh/include/mach-ecovec24/mach/romimage.h b/arch/sh/include/mach-ecovec24/mach/romimage.h
new file mode 100644
index 000000000..2da6ff326
--- /dev/null
+++ b/arch/sh/include/mach-ecovec24/mach/romimage.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifdef __ASSEMBLY__
+
+/* EcoVec board specific boot code:
+ * converts the "partner-jet-script.txt" script into assembly
+ * the assembly code is the first code to be executed in the romImage
+ */
+
+#include <asm/romimage-macros.h>
+#include <mach/partner-jet-setup.txt>
+
+ /* execute icbi after enabling cache */
+ mov.l 1f, r0
+ icbi @r0
+
+ /* jump to cached area */
+ mova 2f, r0
+ jmp @r0
+ nop
+
+ .align 2
+1 : .long 0xa8000000
+2 :
+
+#else /* __ASSEMBLY__ */
+
+/* Ecovec board specific information:
+ *
+ * Set the following to enable MMCIF boot from the MMC card in CN12:
+ *
+ * DS1.5 = OFF (SH BOOT pin set to L)
+ * DS2.6 = OFF (Select MMCIF on CN12 instead of SDHI1)
+ * DS2.7 = ON (Select MMCIF on CN12 instead of SDHI1)
+ *
+ */
+#define HIZCRA 0xa4050158
+#define PGDR 0xa405012c
+
+static inline void mmcif_update_progress(int nr)
+{
+ /* disable Hi-Z for LED pins */
+ __raw_writew(__raw_readw(HIZCRA) & ~(1 << 1), HIZCRA);
+
+ /* update progress on LED4, LED5, LED6 and LED7 */
+ __raw_writeb(1 << (nr - 1), PGDR);
+}
+
+#endif /* __ASSEMBLY__ */