board/common: Add support for QIXIS read/write using i2c

[platform/kernel/u-boot.git] / board / freescale / common / qixis.c

diff --git a/board/freescale/common/qixis.c b/board/freescale/common/qixis.c
index f7d2f46..2b74d02 100644 (file)
--- a/board/freescale/common/qixis.c
+++ b/board/freescale/common/qixis.c
@@ -15,8 +15,22 @@
 #include <command.h>
 #include <asm/io.h>
 #include <linux/time.h>
+#include <i2c.h>
 #include "qixis.h"
 
+#ifdef CONFIG_SYS_I2C_FPGA_ADDR
+u8 qixis_read_i2c(unsigned int reg)
+{
+       return i2c_reg_read(CONFIG_SYS_I2C_FPGA_ADDR, reg);
+}
+
+void qixis_write_i2c(unsigned int reg, u8 value)
+{
+       u8 val = value;
+       i2c_reg_write(CONFIG_SYS_I2C_FPGA_ADDR, reg, val);
+}
+#endif
+
 u8 qixis_read(unsigned int reg)
 {
        void *p = (void *)QIXIS_BASE;