7b7e747520
TISCI driver test added to validate the TISCI API functionality in Zephyr. This test is for the target am243x_evm/am2434/r5f0_0. Signed-off-by: Dave Joseph <d-joseph@ti.com>
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
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* Copyright (c) 2025 Texas Instruments Incorporated
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/ztest.h>
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#include <zephyr/device.h>
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#include <zephyr/devicetree.h>
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#include <zephyr/drivers/firmware/tisci/tisci.h>
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ZTEST(tisci, test_tisci_api)
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{
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const struct device *dmsc = DEVICE_DT_GET(DT_NODELABEL(dmsc));
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zassert_not_null(dmsc, "Unable to get dev");
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zassert_true(device_is_ready(dmsc), "DMSC device not ready");
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struct tisci_version_info ver;
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int ret = tisci_cmd_get_revision(dmsc, &ver);
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zassert_ok(ret, "Failed to get TISCI revision");
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uint64_t freq = 0;
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ret = tisci_cmd_clk_get_freq(dmsc, 152, 0, &freq);
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zassert_ok(ret, "Failed to get clock freq");
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uint64_t min_freq = 96000000, target_freq = 96000000, max_freq = 96000000;
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ret = tisci_cmd_clk_set_freq(dmsc, 152, 0, min_freq, target_freq, max_freq);
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zassert_ok(ret, "Failed to set clock freq");
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freq = 0;
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ret = tisci_cmd_clk_get_freq(dmsc, 152, 0, &freq);
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zassert_ok(ret, "Failed to get clock freq after set");
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zassert_equal(freq, target_freq, "Clock freq after set does not match target");
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ret = tisci_cmd_get_device(dmsc, 0);
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zassert_ok(ret, "Failed to turn ON power domain device 0");
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uint32_t clcnt = 0, resets = 0;
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uint8_t p_state = 0, c_state = 0;
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int state_ret = tisci_get_device_state(dmsc, 0, &clcnt, &resets, &p_state, &c_state);
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zassert_ok(state_ret, "Failed to get device 0 state after ON");
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ret = tisci_cmd_put_device(dmsc, 0);
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zassert_ok(ret, "Failed to turn OFF power domain device 0");
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clcnt = resets = 0;
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p_state = c_state = 0;
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state_ret = tisci_get_device_state(dmsc, 0, &clcnt, &resets, &p_state, &c_state);
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zassert_ok(state_ret, "Failed to get device 0 state after OFF");
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}
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ZTEST_SUITE(tisci, NULL, NULL, NULL, NULL, NULL);
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