T210: P2571: Enable SD-card power via PMIC LDO2

This was done in the 32-bit AVP loader (SPL) but is
board-specific so should be moved to the CPU portion.

Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
diff --git a/board/nvidia/p2571/max77620_init.h b/board/nvidia/p2571/max77620_init.h
index 9d5cce7..92c3719 100644
--- a/board/nvidia/p2571/max77620_init.h
+++ b/board/nvidia/p2571/max77620_init.h
@@ -10,7 +10,8 @@
 
 /* MAX77620-PMIC-specific early init regs */
 
-#define MAX77620_I2C_ADDR		0x78		/* or 0x3C 7-bit */
+#define MAX77620_I2C_ADDR		0x78
+#define MAX77620_I2C_ADDR_7BIT		0x3C
 
 #define MAX77620_SD0_REG		0x16
 #define MAX77620_SD1_REG		0x17