In this test, SCMI-based pinmux feature is exercised.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- test/dm/scmi.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+)
diff --git a/test/dm/scmi.c b/test/dm/scmi.c index 423b6ef70b29..ca5a2e9c781e 100644 --- a/test/dm/scmi.c +++ b/test/dm/scmi.c @@ -21,6 +21,7 @@ #include <scmi_protocols.h> #include <asm/scmi_test.h> #include <dm/device-internal.h> +#include <dm/pinctrl.h> #include <dm/test.h> #include <linux/kconfig.h> #include <power/regulator.h> @@ -395,3 +396,64 @@ static int dm_test_scmi_voltage_domains(struct unit_test_state *uts) return release_sandbox_scmi_test_devices(uts, dev); } DM_TEST(dm_test_scmi_voltage_domains, UT_TESTF_SCAN_FDT); + +/* + * This part is derived from test/dm/pinmux.c, So + * + * Copyright (C) 2020 Sean Anderson seanga2@gmail.com + */ + +static char buf[64]; +#define test_muxing(selector, expected) do { \ + ut_assertok(pinctrl_get_pin_muxing(dev, selector, buf, sizeof(buf))); \ + ut_asserteq_str(expected, (char *)&buf); \ +} while (0) + +#define test_name(selector, expected) do { \ + ut_assertok(pinctrl_get_pin_name(dev, selector, buf, sizeof(buf))); \ + ut_asserteq_str(expected, (char *)&buf); \ +} while (0) + +static int dm_test_scmi_pinmux(struct unit_test_state *uts) +{ + struct udevice *dev; + + ut_assertok(uclass_get_device_by_name(UCLASS_PINCTRL, "protocol@19", + &dev)); + ut_assertok(pinctrl_select_state(dev, "default")); + test_muxing(0, "<unknown>"); + test_muxing(1, "<unknown>"); + test_muxing(2, "I2S."); + test_muxing(3, "I2S."); + test_muxing(4, "I2S."); + test_muxing(5, "GPIO bias-pull-up."); + test_muxing(6, "GPIO drive-open-drain output-mode output-value."); + test_muxing(7, "GPIO bias-pull-down input-mode."); + test_muxing(8, "GPIO bias-disable."); + + ut_assertok(pinctrl_select_state(dev, "alternate")); + test_muxing(0, "I2C drive-open-drain."); + test_muxing(1, "I2C drive-open-drain."); + test_muxing(2, "SPI."); + test_muxing(3, "SPI."); + test_muxing(4, "SPI."); + test_muxing(5, "CS bias-pull-up."); + test_muxing(6, "CS drive-open-drain output-mode output-value."); + test_muxing(7, "GPIO bias-pull-down input-mode."); + test_muxing(8, "GPIO bias-disable."); + + ut_assertok(pinctrl_select_state(dev, "0")); + test_muxing(0, "I2C drive-open-drain."); + test_muxing(1, "I2C drive-open-drain."); + test_muxing(2, "I2S."); + test_muxing(3, "I2S."); + test_muxing(4, "I2S."); + test_muxing(5, "GPIO bias-pull-up."); + test_muxing(6, "GPIO drive-open-drain output-mode output-value."); + test_muxing(7, "GPIO bias-pull-down input-mode."); + test_muxing(8, "GPIO bias-disable."); + + return 0; +} + +DM_TEST(dm_test_scmi_pinmux, UT_TESTF_SCAN_FDT);