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dm: Add a test for of-platdata parent information

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Add a simple test that we can obtain the correct parent for an I2C
device. This requires updating the driver names to match the compatible
strings, adding them to the devicetree and enabling a few options.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-10-03 11:31:36 -06:00
parent e41651fffd
commit fbe27a54eb
6 changed files with 24 additions and 5 deletions
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1
arch/sandbox/dts/sandbox.dts
View file

@ -69,6 +69,7 @@
clock-frequency = <400000>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c0>;
u-boot,dm-pre-reloc;
};
pcic: pci@0 {

1
arch/sandbox/dts/sandbox.dtsi
View file

@ -90,6 +90,7 @@
reg = <0x43>;
compatible = "sandbox-rtc";
sandbox,emul = <&emul0>;
u-boot,dm-pre-reloc;
};
sandbox_pmic: sandbox_pmic {
reg = <0x40>;

4
configs/sandbox_spl_defconfig
View file

@ -26,6 +26,8 @@ CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_HANDOFF=y
CONFIG_SPL_BOARD_INIT=y
CONFIG_SPL_ENV_SUPPORT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_SPL_RTC_SUPPORT=y
CONFIG_CMD_CPU=y
CONFIG_CMD_LICENSE=y
CONFIG_CMD_BOOTZ=y
@ -120,7 +122,6 @@ CONFIG_I2C_CROS_EC_LDO=y
CONFIG_DM_I2C_GPIO=y
CONFIG_SYS_I2C_SANDBOX=y
CONFIG_I2C_MUX=y
CONFIG_SPL_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=y
CONFIG_CROS_EC_KEYB=y
CONFIG_I8042_KEYB=y
@ -187,6 +188,7 @@ CONFIG_REMOTEPROC_SANDBOX=y
CONFIG_DM_RESET=y
CONFIG_SANDBOX_RESET=y
CONFIG_DM_RTC=y
CONFIG_SPL_DM_RTC=y
CONFIG_SANDBOX_SERIAL=y
CONFIG_SOUND=y
CONFIG_SOUND_SANDBOX=y

4
drivers/i2c/sandbox_i2c.c
View file

@ -93,8 +93,8 @@ static const struct udevice_id sandbox_i2c_ids[] = {
{ }
};
U_BOOT_DRIVER(i2c_sandbox) = {
.name = "i2c_sandbox",
U_BOOT_DRIVER(sandbox_i2c) = {
.name = "sandbox_i2c",
.id = UCLASS_I2C,
.of_match = sandbox_i2c_ids,
.ops = &sandbox_i2c_ops,

4
drivers/rtc/sandbox_rtc.c
View file

@ -92,8 +92,8 @@ static const struct udevice_id sandbox_rtc_ids[] = {
{ }
};
U_BOOT_DRIVER(rtc_sandbox) = {
.name = "rtc-sandbox",
U_BOOT_DRIVER(sandbox_rtc) = {
.name = "sandbox_rtc",
.id = UCLASS_RTC,
.of_match = sandbox_rtc_ids,
.ops = &sandbox_rtc_ops,

15
test/dm/of_platdata.c
View file

@ -205,3 +205,18 @@ static int dm_test_of_platdata_phandle(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_of_platdata_phandle, UT_TESTF_SCAN_PDATA);
#if CONFIG_IS_ENABLED(OF_PLATDATA_PARENT)
/* Test that device parents are correctly set up */
static int dm_test_of_platdata_parent(struct unit_test_state *uts)
{
struct udevice *rtc, *i2c;
ut_assertok(uclass_first_device_err(UCLASS_RTC, &rtc));
ut_assertok(uclass_first_device_err(UCLASS_I2C, &i2c));
ut_asserteq_ptr(i2c, dev_get_parent(rtc));
return 0;
}
DM_TEST(dm_test_of_platdata_parent, UT_TESTF_SCAN_PDATA);
#endif