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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/drivers/misc/mc9sdz60.c
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/drivers/misc/mc9sdz60.c')
-rw-r--r--qemu/roms/u-boot/drivers/misc/mc9sdz60.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/drivers/misc/mc9sdz60.c b/qemu/roms/u-boot/drivers/misc/mc9sdz60.c
new file mode 100644
index 000000000..cd56b58c2
--- /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);
+}