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Diffstat (limited to 'arch/arm/mach-davinci/include/mach/uncompress.h')
-rw-r--r--arch/arm/mach-davinci/include/mach/uncompress.h39
1 files changed, 18 insertions, 21 deletions
diff --git a/arch/arm/mach-davinci/include/mach/uncompress.h b/arch/arm/mach-davinci/include/mach/uncompress.h
index 47723e8d75a..8fb97b93b6b 100644
--- a/arch/arm/mach-davinci/include/mach/uncompress.h
+++ b/arch/arm/mach-davinci/include/mach/uncompress.h
@@ -25,12 +25,16 @@
#include <mach/serial.h>
-static u32 *uart;
-static u32 *uart_info = (u32 *)(DAVINCI_UART_INFO);
+#define IOMEM(x) ((void __force __iomem *)(x))
+
+u32 *uart;
/* PORT_16C550A, in polled non-fifo mode */
static void putc(char c)
{
+ if (!uart)
+ return;
+
while (!(uart[UART_LSR] & UART_LSR_THRE))
barrier();
uart[UART_TX] = c;
@@ -38,34 +42,31 @@ static void putc(char c)
static inline void flush(void)
{
+ if (!uart)
+ return;
+
while (!(uart[UART_LSR] & UART_LSR_THRE))
barrier();
}
-static inline void set_uart_info(u32 phys, void * __iomem virt)
+static inline void set_uart_info(u32 phys)
{
uart = (u32 *)phys;
- uart_info[0] = phys;
- uart_info[1] = (u32)virt;
}
-#define _DEBUG_LL_ENTRY(machine, phys, virt) \
- if (machine_is_##machine()) { \
- set_uart_info(phys, virt); \
- break; \
+#define _DEBUG_LL_ENTRY(machine, phys) \
+ { \
+ if (machine_is_##machine()) { \
+ set_uart_info(phys); \
+ break; \
+ } \
}
#define DEBUG_LL_DAVINCI(machine, port) \
- _DEBUG_LL_ENTRY(machine, DAVINCI_UART##port##_BASE, \
- IO_ADDRESS(DAVINCI_UART##port##_BASE))
+ _DEBUG_LL_ENTRY(machine, DAVINCI_UART##port##_BASE)
#define DEBUG_LL_DA8XX(machine, port) \
- _DEBUG_LL_ENTRY(machine, DA8XX_UART##port##_BASE, \
- IO_ADDRESS(DA8XX_UART##port##_BASE))
-
-#define DEBUG_LL_TNETV107X(machine, port) \
- _DEBUG_LL_ENTRY(machine, TNETV107X_UART##port##_BASE, \
- TNETV107X_UART##port##_VIRT)
+ _DEBUG_LL_ENTRY(machine, DA8XX_UART##port##_BASE)
static inline void __arch_decomp_setup(unsigned long arch_id)
{
@@ -90,11 +91,7 @@ static inline void __arch_decomp_setup(unsigned long arch_id)
DEBUG_LL_DA8XX(davinci_da850_evm, 2);
DEBUG_LL_DA8XX(mityomapl138, 1);
DEBUG_LL_DA8XX(omapl138_hawkboard, 2);
-
- /* TNETV107x boards */
- DEBUG_LL_TNETV107X(tnetv107x, 1);
} while (0);
}
#define arch_decomp_setup() __arch_decomp_setup(arch_id)
-#define arch_decomp_wdog()