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Subject[PATCH v2 05/28] ARM: tegra: Centralize macros to define debug uart base
Date
Signed-off-by: Colin Cross <ccross@android.com>
---
arch/arm/mach-tegra/include/mach/debug-macro.S | 25 ++++-------------------
arch/arm/mach-tegra/include/mach/iomap.h | 14 +++++++++++++
arch/arm/mach-tegra/include/mach/uncompress.h | 18 +---------------
3 files changed, 21 insertions(+), 36 deletions(-)

diff --git a/arch/arm/mach-tegra/include/mach/debug-macro.S b/arch/arm/mach-tegra/include/mach/debug-macro.S
index a0e7c12..e0ebe65 100644
--- a/arch/arm/mach-tegra/include/mach/debug-macro.S
+++ b/arch/arm/mach-tegra/include/mach/debug-macro.S
@@ -19,30 +19,15 @@
*/

#include <mach/io.h>
+#include <mach/iomap.h>

.macro addruart, rp, rv
ldr \rp, =IO_APB_PHYS @ physical
ldr \rv, =IO_APB_VIRT @ virtual
-#if defined(CONFIG_TEGRA_DEBUG_UART_NONE)
-#error "A debug UART must be selected in the kernel config to use DEBUG_LL"
-#elif defined(CONFIG_TEGRA_DEBUG_UARTA)
- orr \rp, \rp, #0x6000
- orr \rv, \rv, #0x6000
-#elif defined(CONFIG_TEGRA_DEBUG_UARTB)
- orr \rp, \rp, #0x6000
- orr \rp, \rp, #0x40
- orr \rv, \rv, #0x6000
- orr \rv, \rv, #0x40
-#elif defined(CONFIG_TEGRA_DEBUG_UARTC)
- orr \rp, \rp, #0x6200
- orr \rv, \rv, #0x6200
-#elif defined(CONFIG_TEGRA_DEBUG_UARTD)
- orr \rp, \rp, #0x6300
- orr \rv, \rv, #0x6300
-#elif defined(CONFIG_TEGRA_DEBUG_UARTE)
- orr \rp, \rp, #0x6400
- orr \rv, \rv, #0x6400
-#endif
+ orr \rp, \rp, #(TEGRA_DEBUG_UART_BASE & 0xFF)
+ orr \rp, \rp, #(TEGRA_DEBUG_UART_BASE & 0xFF00)
+ orr \rv, \rv, #(TEGRA_DEBUG_UART_BASE & 0xFF)
+ orr \rv, \rv, #(TEGRA_DEBUG_UART_BASE & 0xFF00)
.endm

#define UART_SHIFT 2
diff --git a/arch/arm/mach-tegra/include/mach/iomap.h b/arch/arm/mach-tegra/include/mach/iomap.h
index 44a4f4b..325eca3 100644
--- a/arch/arm/mach-tegra/include/mach/iomap.h
+++ b/arch/arm/mach-tegra/include/mach/iomap.h
@@ -221,4 +221,18 @@
#define TEGRA_SDMMC4_BASE 0xC8000600
#define TEGRA_SDMMC4_SIZE SZ_512

+#if defined(CONFIG_TEGRA_DEBUG_UART_NONE)
+# define TEGRA_DEBUG_UART_BASE 0
+#elif defined(CONFIG_TEGRA_DEBUG_UARTA)
+# define TEGRA_DEBUG_UART_BASE TEGRA_UARTA_BASE
+#elif defined(CONFIG_TEGRA_DEBUG_UARTB)
+# define TEGRA_DEBUG_UART_BASE TEGRA_UARTB_BASE
+#elif defined(CONFIG_TEGRA_DEBUG_UARTC)
+# define TEGRA_DEBUG_UART_BASE TEGRA_UARTC_BASE
+#elif defined(CONFIG_TEGRA_DEBUG_UARTD)
+# define TEGRA_DEBUG_UART_BASE TEGRA_UARTD_BASE
+#elif defined(CONFIG_TEGRA_DEBUG_UARTE)
+# define TEGRA_DEBUG_UART_BASE TEGRA_UARTE_BASE
+#endif
+
#endif
diff --git a/arch/arm/mach-tegra/include/mach/uncompress.h b/arch/arm/mach-tegra/include/mach/uncompress.h
index 6c4dd81..4e83237 100644
--- a/arch/arm/mach-tegra/include/mach/uncompress.h
+++ b/arch/arm/mach-tegra/include/mach/uncompress.h
@@ -26,23 +26,9 @@

#include <mach/iomap.h>

-#if defined(CONFIG_TEGRA_DEBUG_UARTA)
-#define DEBUG_UART_BASE TEGRA_UARTA_BASE
-#elif defined(CONFIG_TEGRA_DEBUG_UARTB)
-#define DEBUG_UART_BASE TEGRA_UARTB_BASE
-#elif defined(CONFIG_TEGRA_DEBUG_UARTC)
-#define DEBUG_UART_BASE TEGRA_UARTC_BASE
-#elif defined(CONFIG_TEGRA_DEBUG_UARTD)
-#define DEBUG_UART_BASE TEGRA_UARTD_BASE
-#elif defined(CONFIG_TEGRA_DEBUG_UARTE)
-#define DEBUG_UART_BASE TEGRA_UARTE_BASE
-#else
-#define DEBUG_UART_BASE NULL
-#endif
-
static void putc(int c)
{
- volatile u8 *uart = (volatile u8 *)DEBUG_UART_BASE;
+ volatile u8 *uart = (volatile u8 *)TEGRA_DEBUG_UART_BASE;
int shift = 2;

if (uart == NULL)
@@ -59,7 +45,7 @@ static inline void flush(void)

static inline void arch_decomp_setup(void)
{
- volatile u8 *uart = (volatile u8 *)DEBUG_UART_BASE;
+ volatile u8 *uart = (volatile u8 *)TEGRA_DEBUG_UART_BASE;
int shift = 2;

if (uart == NULL)
--
1.7.3.1


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