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https://github.com/AsahiLinux/u-boot
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d024236e5a
We have a large number of places where while we historically referenced gd in the code we no longer do, as well as cases where the code added that line "just in case" during development and never dropped it. Signed-off-by: Tom Rini <trini@konsulko.com>
112 lines
2.8 KiB
C
112 lines
2.8 KiB
C
/*
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* (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <fdtdec.h>
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#include <dm.h>
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#include <dm/device.h>
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#include <dm/root.h>
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#include <dm/test.h>
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#include <dm/util.h>
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#include <power/pmic.h>
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#include <spmi/spmi.h>
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#include <asm/gpio.h>
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#include <test/ut.h>
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/* Test if bus childs got probed propperly*/
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static int dm_test_spmi_probe(struct unit_test_state *uts)
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{
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const char *name = "spmi@0";
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struct udevice *bus, *dev;
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ut_assertok(uclass_get_device(UCLASS_SPMI, 0, &bus));
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/* Check bus name */
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ut_asserteq_str(name, bus->name);
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/* Check that it has some devices */
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ut_asserteq(device_has_children(bus), true);
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ut_assertok(device_find_first_child(bus, &dev));
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/* There should be at least one child */
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ut_assertnonnull(dev);
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/* Check that only PMICs are connected to the bus */
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while (dev) {
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ut_asserteq(device_get_uclass_id(dev), UCLASS_PMIC);
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device_find_next_child(&dev);
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}
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return 0;
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}
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DM_TEST(dm_test_spmi_probe, DM_TESTF_SCAN_FDT);
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/* Test if it's possible to read bus directly and indirectly */
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static int dm_test_spmi_access(struct unit_test_state *uts)
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{
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const char *pmic_name = "pm8916@0";
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struct udevice *bus, *pmic;
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ut_assertok(uclass_get_device(UCLASS_SPMI, 0, &bus));
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ut_assertok(device_get_child(bus, 0, &pmic));
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/* Sanity check if it's proper PMIC */
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ut_asserteq_str(pmic_name, pmic->name);
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/* Read PMIC ID reg using SPMI bus - it assumes it has slaveID == 0*/
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ut_asserteq(spmi_reg_read(bus, 0, 0xC0, 0x4), 0x10);
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ut_asserteq(spmi_reg_read(bus, 0, 0xC0, 0x5), 0x5);
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/* Read ID reg via pmic interface */
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ut_asserteq(pmic_reg_read(pmic, 0xC004), 0x10);
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ut_asserteq(pmic_reg_read(pmic, 0xC005), 0x5);
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return 0;
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}
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DM_TEST(dm_test_spmi_access, DM_TESTF_SCAN_FDT);
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/* Test if it's possible to access GPIO that should be in pmic */
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static int dm_test_spmi_access_peripheral(struct unit_test_state *uts)
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{
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struct udevice *dev;
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unsigned int offset, gpio;
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const char *name;
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int offset_count;
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/* Get second pin of PMIC GPIO */
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ut_assertok(gpio_lookup_name("spmi1", &dev, &offset, &gpio));
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/* Check if PMIC is parent */
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ut_asserteq(device_get_uclass_id(dev->parent), UCLASS_PMIC);
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/* This should be second gpio */
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ut_asserteq(1, offset);
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name = gpio_get_bank_info(dev, &offset_count);
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/* Check bank name */
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ut_asserteq_str("spmi", name);
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/* Check pin count */
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ut_asserteq(4, offset_count);
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ut_assertok(gpio_request(gpio, "testing"));
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/* Try to set/clear gpio */
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ut_assertok(gpio_direction_output(gpio, 0));
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ut_asserteq(gpio_get_value(gpio), 0);
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ut_assertok(gpio_direction_output(gpio, 1));
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ut_asserteq(gpio_get_value(gpio), 1);
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ut_assertok(gpio_direction_input(gpio));
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ut_asserteq(gpio_get_value(gpio), 1);
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ut_assertok(gpio_free(gpio));
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return 0;
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}
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DM_TEST(dm_test_spmi_access_peripheral, DM_TESTF_SCAN_FDT);
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