Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / drivers / misc / mc9sdz60.c

diff --git a/qemu/roms/u-boot/drivers/misc/mc9sdz60.c b/qemu/roms/u-boot/drivers/misc/mc9sdz60.c
new file mode 100644 (file)
index 0000000..cd56b58
--- /dev/null
+++ b/qemu/roms/u-boot/drivers/misc/mc9sdz60.c
@@ -0,0 +1,35 @@
+/*
+ * (C) Copyright 2010 Stefano Babic <sbabic@denx.de>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+
+#include <config.h>
+#include <common.h>
+#include <asm/errno.h>
+#include <linux/types.h>
+#include <i2c.h>
+#include <mc9sdz60.h>
+
+#ifndef CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR
+#error "You have to configure I2C address for MC9SDZ60"
+#endif
+
+
+u8 mc9sdz60_reg_read(enum mc9sdz60_reg reg)
+{
+       u8 val;
+
+       if (i2c_read(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1)) {
+               puts("Error reading MC9SDZ60 register\n");
+               return -1;
+       }
+
+       return val;
+}
+
+void mc9sdz60_reg_write(enum mc9sdz60_reg reg, u8 val)
+{
+       i2c_write(CONFIG_SYS_FSL_MC9SDZ60_I2C_ADDR, reg, 1, &val, 1);
+}