spear: move CONFIG_SYS_I2C_BASE from arch-spear/hardware to board configs

Having CONFIG_SYS_I2C_BASE requires DW I2C driver to explicitly include
<arch/hardware.h> which other platforms may not have at all.

It's always good to have a driver platform-independent.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>

Cc: Tom Rini <trini@ti.com>
Cc: Heiko Schocher <hs@denx.de>
Cc: Stefan Roese <sr@denx.de>
Cc: Vipin Kumar <vipin.kumar@st.com>
Cc: Armando Visconti <armando.visconti@st.com>

arch/arm/include/asm/arch-spear/hardware.h

@@ -26,7 +26,6 @@
 #define CONFIG_SYS_NAND_ALE			(1 << 17)
 
 #if defined(CONFIG_SPEAR600)
-#define CONFIG_SYS_I2C_BASE			0xD0200000
 #define CONFIG_SYS_FSMC_BASE			0xD1800000
 #define CONFIG_FSMC_NAND_BASE			0xD2000000
 
@@ -42,11 +41,9 @@
 #define CONFIG_SPEAR_MPMCREGS			100
 
 #elif defined(CONFIG_SPEAR300)
-#define CONFIG_SYS_I2C_BASE			0xD0180000
 #define CONFIG_SYS_FSMC_BASE			0x94000000
 
 #elif defined(CONFIG_SPEAR310)
-#define CONFIG_SYS_I2C_BASE			0xD0180000
 #define CONFIG_SYS_FSMC_BASE			0x44000000
 
 #undef CONFIG_SYS_NAND_CLE
@@ -63,7 +60,6 @@
 #define CONFIG_SYS_MACB3_BASE			0xB1800000
 
 #elif defined(CONFIG_SPEAR320)
-#define CONFIG_SYS_I2C_BASE			0xD0180000
 #define CONFIG_SYS_FSMC_BASE			0x4C000000
 
 #define CONFIG_SPEAR_EMIBASE			0x40000000

include/configs/spear-common.h

@@ -39,6 +39,15 @@
 /* I2C driver configuration */
 #define CONFIG_HARD_I2C
 #define CONFIG_DW_I2C
+#if defined(CONFIG_SPEAR600)
+#define CONFIG_SYS_I2C_BASE			0xD0200000
+#elif defined(CONFIG_SPEAR300)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#elif defined(CONFIG_SPEAR310)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#elif defined(CONFIG_SPEAR320)
+#define CONFIG_SYS_I2C_BASE			0xD0180000
+#endif
 #define CONFIG_SYS_I2C_SPEED			400000
 #define CONFIG_SYS_I2C_SLAVE			0x02
 

include/configs/x600.h

@@ -85,6 +85,7 @@
 /* I2C config options */
 #define CONFIG_HARD_I2C
 #define CONFIG_DW_I2C
+#define CONFIG_SYS_I2C_BASE			0xD0200000
 #define CONFIG_SYS_I2C_SPEED			400000
 #define CONFIG_SYS_I2C_SLAVE			0x02
 #define CONFIG_I2C_CHIPADDRESS			0x50