We have a test in dtoc for this feature, but not one in U-Boot itself. Add a simple test that checks that the information comes through correctly.
Signed-off-by: Simon Glass sjg@chromium.org ---
arch/sandbox/dts/sandbox.dtsi | 26 ++++++++++++++++++++++++ configs/sandbox_spl_defconfig | 1 + drivers/clk/clk_fixed_rate.c | 4 ++-- drivers/clk/clk_sandbox.c | 4 ++-- test/dm/of_platdata.c | 37 +++++++++++++++++++++++++++++++++++ 5 files changed, 68 insertions(+), 4 deletions(-)
diff --git a/arch/sandbox/dts/sandbox.dtsi b/arch/sandbox/dts/sandbox.dtsi index c76ecc013c9..ca7049fc974 100644 --- a/arch/sandbox/dts/sandbox.dtsi +++ b/arch/sandbox/dts/sandbox.dtsi @@ -29,6 +29,32 @@ }; };
+ clk_fixed: clk-fixed { + u-boot,dm-pre-reloc; + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <1234>; + }; + + clk_sandbox: clk-sbox { + u-boot,dm-pre-reloc; + compatible = "sandbox,clk"; + #clock-cells = <1>; + assigned-clocks = <&clk_sandbox 3>; + assigned-clock-rates = <321>; + }; + + clk-test { + u-boot,dm-pre-reloc; + compatible = "sandbox,clk-test"; + clocks = <&clk_fixed>, + <&clk_sandbox 1>, + <&clk_sandbox 0>, + <&clk_sandbox 3>, + <&clk_sandbox 2>; + clock-names = "fixed", "i2c", "spi", "uart2", "uart1"; + }; + gpio_a: gpios@0 { u-boot,dm-pre-reloc; gpio-controller; diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig index 49060cab7a3..91215d23a0f 100644 --- a/configs/sandbox_spl_defconfig +++ b/configs/sandbox_spl_defconfig @@ -104,6 +104,7 @@ CONFIG_ADC_SANDBOX=y CONFIG_AXI=y CONFIG_AXI_SANDBOX=y CONFIG_CLK=y +CONFIG_SPL_CLK=y CONFIG_CPU=y CONFIG_DM_DEMO=y CONFIG_DM_DEMO_SIMPLE=y diff --git a/drivers/clk/clk_fixed_rate.c b/drivers/clk/clk_fixed_rate.c index 55e1f8caa52..f86b4a0e924 100644 --- a/drivers/clk/clk_fixed_rate.c +++ b/drivers/clk/clk_fixed_rate.c @@ -46,8 +46,8 @@ static const struct udevice_id clk_fixed_rate_match[] = { { /* sentinel */ } };
-U_BOOT_DRIVER(clk_fixed_rate) = { - .name = "fixed_rate_clock", +U_BOOT_DRIVER(fixed_clock) = { + .name = "fixed_clock", .id = UCLASS_CLK, .of_match = clk_fixed_rate_match, .ofdata_to_platdata = clk_fixed_rate_ofdata_to_platdata, diff --git a/drivers/clk/clk_sandbox.c b/drivers/clk/clk_sandbox.c index 768fbb7c520..0ff1b496338 100644 --- a/drivers/clk/clk_sandbox.c +++ b/drivers/clk/clk_sandbox.c @@ -124,8 +124,8 @@ static const struct udevice_id sandbox_clk_ids[] = { { } };
-U_BOOT_DRIVER(clk_sandbox) = { - .name = "clk_sandbox", +U_BOOT_DRIVER(sandbox_clk) = { + .name = "sandbox_clk", .id = UCLASS_CLK, .of_match = sandbox_clk_ids, .ops = &sandbox_clk_ops, diff --git a/test/dm/of_platdata.c b/test/dm/of_platdata.c index 80900e416ba..57f903611a6 100644 --- a/test/dm/of_platdata.c +++ b/test/dm/of_platdata.c @@ -26,7 +26,11 @@ static int dm_test_of_platdata_props(struct unit_test_state *uts) struct udevice *dev; int i;
+ /* Skip the clock */ ut_assertok(uclass_first_device_err(UCLASS_MISC, &dev)); + ut_asserteq_str("sandbox_clk_test", dev->name); + + ut_assertok(uclass_next_device_err(&dev)); plat = dev_get_platdata(dev); ut_assert(plat->boolval); ut_asserteq(1, plat->intval); @@ -167,3 +171,36 @@ static int dm_test_of_platdata_dev(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_of_platdata_dev, UT_TESTF_SCAN_PDATA); + +/* Test handling of phandles that point to other devices */ +static int dm_test_of_platdata_phandle(struct unit_test_state *uts) +{ + struct dtd_sandbox_clk_test *plat; + struct udevice *dev, *clk; + + ut_assertok(uclass_first_device_err(UCLASS_MISC, &dev)); + ut_asserteq_str("sandbox_clk_test", dev->name); + plat = dev_get_platdata(dev); + + ut_assertok(device_get_by_driver_info(plat->clocks[0].node, &clk)); + ut_asserteq_str("fixed_clock", clk->name); + + ut_assertok(device_get_by_driver_info(plat->clocks[1].node, &clk)); + ut_asserteq_str("sandbox_clk", clk->name); + ut_asserteq(1, plat->clocks[1].arg[0]); + + ut_assertok(device_get_by_driver_info(plat->clocks[2].node, &clk)); + ut_asserteq_str("sandbox_clk", clk->name); + ut_asserteq(0, plat->clocks[2].arg[0]); + + ut_assertok(device_get_by_driver_info(plat->clocks[3].node, &clk)); + ut_asserteq_str("sandbox_clk", clk->name); + ut_asserteq(3, plat->clocks[3].arg[0]); + + ut_assertok(device_get_by_driver_info(plat->clocks[4].node, &clk)); + ut_asserteq_str("sandbox_clk", clk->name); + ut_asserteq(2, plat->clocks[4].arg[0]); + + return 0; +} +DM_TEST(dm_test_of_platdata_phandle, UT_TESTF_SCAN_PDATA);