1 files changed, 38 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/include/mach/mmc-mackerel.h b/arch/arm/mach-shmobile/include/mach/mmc-mackerel.h
new file mode 100644
index 000000000000..15d3a9efdec2
--- /dev/null
+++ b/arch/arm/mach-shmobile/include/mach/mmc-mackerel.h
@@ -0,0 +1,38 @@
+#ifndef MMC_MACKEREL_H
+#define MMC_MACKEREL_H
+
+#define PORT0CR      (void __iomem *)0xe6051000
+#define PORT1CR      (void __iomem *)0xe6051001
+#define PORT2CR      (void __iomem *)0xe6051002
+#define PORT159CR    (void __iomem *)0xe605009f
+
+#define PORTR031_000DR (void __iomem *)0xe6055000
+#define PORTL159_128DR (void __iomem *)0xe6054010
+
+static inline void mmc_init_progress(void)
+{
+       /* Initialise LEDS0-3
+        * registers: PORT0CR-PORT2CR,PORT159CR (LED0-LED3 Control)
+        * value:     0x10 - enable output
+        */
+       __raw_writeb(0x10, PORT0CR);
+       __raw_writeb(0x10, PORT1CR);
+       __raw_writeb(0x10, PORT2CR);
+       __raw_writeb(0x10, PORT159CR);
+}
+
+static inline void mmc_update_progress(int n)
+{
+        unsigned a = 0, b = 0;
+
+        if (n < 3)
+                a = 1 << n;
+        else
+                b = 1 << 31;
+
+        __raw_writel((__raw_readl(PORTR031_000DR) & ~0x7) | a,
+                     PORTR031_000DR);
+        __raw_writel((__raw_readl(PORTL159_128DR) & ~(1 << 31)) | b,
+                     PORTL159_128DR);
+}
+#endif /* MMC_MACKEREL_H */