ARM: vexpress: Config option for early printk console

[platform/adaptation/renesas_rcar/renesas_kernel.git] / arch / arm / mach-vexpress / include / mach / debug-macro.S

diff --git a/arch/arm/mach-vexpress/include/mach/debug-macro.S b/arch/arm/mach-vexpress/include/mach/debug-macro.S
index fa82247..9f509f5 100644 (file)
--- a/arch/arm/mach-vexpress/include/mach/debug-macro.S
+++ b/arch/arm/mach-vexpress/include/mach/debug-macro.S
@@ -18,6 +18,8 @@
 
 #define DEBUG_LL_VIRT_BASE             0xf8000000
 
+#if defined(CONFIG_DEBUG_VEXPRESS_UART0_DETECT)
+
                .macro  addruart,rp,rv,tmp
 
                @ Make an educated guess regarding the memory map:
@@ -41,3 +43,42 @@
                .endm
 
 #include <asm/hardware/debug-pl01x.S>
+
+#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_CA9)
+
+               .macro  addruart,rp,rv,tmp
+               mov     \rp, #DEBUG_LL_UART_OFFSET
+               orr     \rv, \rp, #DEBUG_LL_VIRT_BASE
+               orr     \rp, \rp, #DEBUG_LL_PHYS_BASE
+               .endm
+
+#include <asm/hardware/debug-pl01x.S>
+
+#elif defined(CONFIG_DEBUG_VEXPRESS_UART0_RS1)
+
+               .macro  addruart,rp,rv,tmp
+               mov     \rp, #DEBUG_LL_UART_OFFSET_RS1
+               orr     \rv, \rp, #DEBUG_LL_VIRT_BASE
+               orr     \rp, \rp, #DEBUG_LL_PHYS_BASE_RS1
+               .endm
+
+#include <asm/hardware/debug-pl01x.S>
+
+#else /* CONFIG_DEBUG_LL_UART_NONE */
+
+               .macro  addruart, rp, rv, tmp
+               /* Safe dummy values */
+               mov     \rp, #0
+               mov     \rv, #DEBUG_LL_VIRT_BASE
+               .endm
+
+               .macro  senduart,rd,rx
+               .endm
+
+               .macro  waituart,rd,rx
+               .endm
+
+               .macro  busyuart,rd,rx
+               .endm
+
+#endif