4 files changed, 55 insertions, 0 deletions
diff --git a/arch/arm/mach-layerscape/include/mach/debug_ll.h b/arch/arm/mach-layerscape/include/mach/debug_ll.h
new file mode 100644
index 0000000000..2658a4a7c9
--- /dev/null
+++ b/arch/arm/mach-layerscape/include/mach/debug_ll.h
@@ -0,0 +1,34 @@
+#ifndef __INCLUDE_ARCH_DEBUG_LL_H__
+#define __INCLUDE_ARCH_DEBUG_LL_H__
+
+#include <io.h>
+#include <soc/fsl/immap_lsch2.h>
+
+#define __LS_UART_BASE(num)	LSCH2_NS16550_COM##num
+#define LS_UART_BASE(num) __LS_UART_BASE(num)
+
+static inline uint8_t debug_ll_read_reg(int reg)
+{
+	void __iomem *base = IOMEM(LS_UART_BASE(CONFIG_DEBUG_LAYERSCAPE_UART_PORT));
+
+	return readb(base + reg);
+}
+
+static inline void debug_ll_write_reg(int reg, uint8_t val)
+{
+	void __iomem *base = IOMEM(LS_UART_BASE(CONFIG_DEBUG_LAYERSCAPE_UART_PORT));
+
+	writeb(val, base + reg);
+}
+
+#include <debug_ll/ns16550.h>
+
+static inline void debug_ll_init(void)
+{
+	uint16_t divisor;
+
+	divisor = debug_ll_ns16550_calc_divisor(300000000);
+	debug_ll_ns16550_init(divisor);
+}
+
+#endif /* __INCLUDE_ARCH_DEBUG_LL_H__ */
diff --git a/arch/arm/mach-layerscape/include/mach/errata.h b/arch/arm/mach-layerscape/include/mach/errata.h
new file mode 100644
index 0000000000..bdefa22172
--- /dev/null
+++ b/arch/arm/mach-layerscape/include/mach/errata.h
@@ -0,0 +1,7 @@
+#ifndef __MACH_ERRATA_H
+#define __MACH_ERRATA_H
+
+void ls1046a_errata(void);
+void ls1046a_errata_post_ddr(void);
+
+#endif /* __MACH_ERRATA_H */
diff --git a/arch/arm/mach-layerscape/include/mach/layerscape.h b/arch/arm/mach-layerscape/include/mach/layerscape.h
new file mode 100644
index 0000000000..55e0b7bc96
--- /dev/null
+++ b/arch/arm/mach-layerscape/include/mach/layerscape.h
@@ -0,0 +1,7 @@
+#ifndef __MACH_LAYERSCAPE_H
+#define __MACH_LAYERSCAPE_H
+
+#define LS1046A_DDR_SDRAM_BASE	0x80000000
+#define LS1046A_DDR_FREQ	2100000000
+
+#endif /* __MACH_LAYERSCAPE_H */
diff --git a/arch/arm/mach-layerscape/include/mach/lowlevel.h b/arch/arm/mach-layerscape/include/mach/lowlevel.h
new file mode 100644
index 0000000000..0f5f0f3aad
--- /dev/null
+++ b/arch/arm/mach-layerscape/include/mach/lowlevel.h
@@ -0,0 +1,7 @@
+#ifndef __MACH_LOWLEVEL_H
+#define __MACH_LOWLEVEL_H
+
+void ls1046a_init_lowlevel(void);
+void ls1046a_init_l2_latency(void);
+
+#endif /* __MACH_LOWLEVEL_H */