dm: sandbox: Add a simple driver to test of-platdata

Add a driver which uses of-platdata to obtain its platform data. This can
be used to test the feature in sandbox. It displays the contents of its
platform data.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile
index 066639ba1f10018595baedf75006567b94c6ef98..3eac0245ea894ea2e7d21c5f183dfa8087477a7a 100644 (file)
--- a/drivers/misc/Makefile
+++ b/drivers/misc/Makefile
@@ -35,6 +35,11 @@ obj-$(CONFIG_SMSC_LPC47M) += smsc_lpc47m.o
 obj-$(CONFIG_SMSC_SIO1007) += smsc_sio1007.o
 obj-$(CONFIG_STATUS_LED) += status_led.o
 obj-$(CONFIG_SANDBOX) += swap_case.o
+ifdef CONFIG_SPL_OF_PLATDATA
+ifdef CONFIG_SPL_BUILD
+obj-$(CONFIG_SANDBOX) += spltest_sandbox.o
+endif
+endif
 obj-$(CONFIG_SANDBOX) += syscon_sandbox.o
 obj-$(CONFIG_TWL4030_LED) += twl4030_led.o
 obj-$(CONFIG_FSL_IFC) += fsl_ifc.o

diff --git a/drivers/misc/spltest_sandbox.c b/drivers/misc/spltest_sandbox.c
new file mode 100644 (file)
index 0000000..1fef825
--- /dev/null
+++ b/drivers/misc/spltest_sandbox.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2016 Google, Inc
+ * Written by Simon Glass <sjg@chromium.org>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dt-structs.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static int sandbox_spl_probe(struct udevice *dev)
+{
+       struct dtd_sandbox_spl_test *plat = dev_get_platdata(dev);
+       int i;
+
+       printf("of-platdata probe:\n");
+       printf("bool %d\n", plat->boolval);
+
+       printf("byte %02x\n", plat->byteval);
+       printf("bytearray");
+       for (i = 0; i < sizeof(plat->bytearray); i++)
+               printf(" %02x", plat->bytearray[i]);
+       printf("\n");
+
+       printf("int %d\n", plat->intval);
+       printf("intarray");
+       for (i = 0; i < ARRAY_SIZE(plat->intarray); i++)
+               printf(" %d", plat->intarray[i]);
+       printf("\n");
+
+       printf("longbytearray");
+       for (i = 0; i < sizeof(plat->longbytearray); i++)
+               printf(" %02x", plat->longbytearray[i]);
+       printf("\n");
+
+       printf("string %s\n", plat->stringval);
+       printf("stringarray");
+       for (i = 0; i < ARRAY_SIZE(plat->stringarray); i++)
+               printf(" \"%s\"", plat->stringarray[i]);
+       printf("\n");
+
+       return 0;
+}
+
+U_BOOT_DRIVER(sandbox_spl_test) = {
+       .name   = "sandbox_spl_test",
+       .id     = UCLASS_MISC,
+       .flags  = DM_FLAG_PRE_RELOC,
+       .probe  = sandbox_spl_probe,
+};