Commit 04035fd3 authored by Simon Glass's avatar Simon Glass

dm: test: Add a test for the system controller uclass

Add a test to confirm that we can access system controllers and find their
driver data.
Signed-off-by: default avatarSimon Glass <sjg@chromium.org>
parent 3c43fba3
......@@ -240,6 +240,16 @@
};
};
syscon@0 {
compatible = "sandbox,syscon0";
reg = <0x10>;
};
syscon@1 {
compatible = "sandbox,syscon1";
reg = <0x20>;
};
uart0: serial {
compatible = "sandbox,serial";
u-boot,dm-pre-reloc;
......
......@@ -28,6 +28,14 @@ enum {
PERIPH_ID_COUNT,
};
/* System controller driver data */
enum {
SYSCON0 = 32,
SYSCON1,
SYSCON_COUNT
};
/**
* sandbox_i2c_set_test_mode() - set test mode for running unit tests
*
......
......@@ -51,3 +51,4 @@ CONFIG_RAM=y
CONFIG_DM_MMC=y
CONFIG_LED=y
CONFIG_LED_GPIO=y
CONFIG_SYSCON=y
......@@ -29,6 +29,7 @@ endif
obj-$(CONFIG_SMSC_LPC47M) += smsc_lpc47m.o
obj-$(CONFIG_STATUS_LED) += status_led.o
obj-$(CONFIG_SANDBOX) += swap_case.o
obj-$(CONFIG_SANDBOX) += syscon_sandbox.o
obj-$(CONFIG_TWL4030_LED) += twl4030_led.o
obj-$(CONFIG_FSL_IFC) += fsl_ifc.o
obj-$(CONFIG_FSL_SEC_MON) += fsl_sec_mon.o
......
/*
* Copyright (c) 2015 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <errno.h>
#include <syscon.h>
#include <asm/test.h>
#include <dm/lists.h>
DECLARE_GLOBAL_DATA_PTR;
static const struct udevice_id sandbox_syscon_ids[] = {
{ .compatible = "sandbox,syscon0", .data = SYSCON0 },
{ .compatible = "sandbox,syscon1", .data = SYSCON1 },
{ }
};
U_BOOT_DRIVER(sandbox_syscon) = {
.name = "sandbox_syscon",
.id = UCLASS_SYSCON,
.of_match = sandbox_syscon_ids,
};
......@@ -27,6 +27,7 @@ obj-$(CONFIG_RESET) += reset.o
obj-$(CONFIG_DM_RTC) += rtc.o
obj-$(CONFIG_DM_SPI_FLASH) += sf.o
obj-$(CONFIG_DM_SPI) += spi.o
obj-y += syscon.o
obj-$(CONFIG_DM_USB) += usb.o
obj-$(CONFIG_DM_PMIC) += pmic.o
obj-$(CONFIG_DM_REGULATOR) += regulator.o
......
/*
* Copyright (C) 2015 Google, Inc
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <syscon.h>
#include <asm/test.h>
#include <dm/test.h>
#include <test/ut.h>
DECLARE_GLOBAL_DATA_PTR;
/* Base test of system controllers */
static int dm_test_syscon_base(struct unit_test_state *uts)
{
struct udevice *dev;
ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
ut_asserteq(SYSCON0, dev->driver_data);
ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
ut_asserteq(SYSCON1, dev->driver_data);
ut_asserteq(-ENODEV, uclass_get_device(UCLASS_SYSCON, 2, &dev));
return 0;
}
DM_TEST(dm_test_syscon_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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