diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/drivers/demo/demo-uclass.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (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/demo/demo-uclass.c')
-rw-r--r-- | qemu/roms/u-boot/drivers/demo/demo-uclass.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/drivers/demo/demo-uclass.c b/qemu/roms/u-boot/drivers/demo/demo-uclass.c new file mode 100644 index 000000000..48588be90 --- /dev/null +++ b/qemu/roms/u-boot/drivers/demo/demo-uclass.c @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2013 Google, Inc + * + * (C) Copyright 2012 + * Pavel Herrmann <morpheus.ibis@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <dm.h> +#include <dm-demo.h> +#include <errno.h> +#include <fdtdec.h> +#include <malloc.h> +#include <asm/io.h> +#include <linux/list.h> + +DECLARE_GLOBAL_DATA_PTR; + +UCLASS_DRIVER(demo) = { + .id = UCLASS_DEMO, +}; + +int demo_hello(struct device *dev, int ch) +{ + const struct demo_ops *ops = device_get_ops(dev); + + if (!ops->hello) + return -ENOSYS; + + return ops->hello(dev, ch); +} + +int demo_status(struct device *dev, int *status) +{ + const struct demo_ops *ops = device_get_ops(dev); + + if (!ops->status) + return -ENOSYS; + + return ops->status(dev, status); +} + +int demo_parse_dt(struct device *dev) +{ + struct dm_demo_pdata *pdata = dev_get_platdata(dev); + int dn = dev->of_offset; + + pdata->sides = fdtdec_get_int(gd->fdt_blob, dn, "sides", 0); + pdata->colour = fdt_getprop(gd->fdt_blob, dn, "colour", NULL); + if (!pdata->sides || !pdata->colour) { + debug("%s: Invalid device tree data\n", __func__); + return -EINVAL; + } + + return 0; +} |