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drivers/i2c/da7219: Add mclk-name property

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Non-dts based systems can pass mclk to da7219 driver by
this property.

BUG=b:74570989
TEST=Enabled clock in kernel driver using the property

Change-Id: I2e10769e5b3c6b3aa30f340fe0e88c29b87430cb
Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
Reviewed-on: https://review.coreboot.org/25919
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Akshu Agrawal
2018-04-25 17:53:56 +08:00
committed by Patrick Georgi
parent d6dbdb264f
commit 5418b9bbfe
2 changed files with 8 additions and 0 deletions
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6
src/drivers/i2c/da7219/chip.h
View File

@@ -106,4 +106,10 @@ struct drivers_i2c_da7219_config {
* [<1>, <2>, <4>, <8>] * [<1>, <2>, <4>, <8>]
*/ */
unsigned adc_1bit_rpt; unsigned adc_1bit_rpt;
/*
* mclk-name : Pass the system clk to da7219
* ["name of mclk" ]
*/
const char *mclk_name;
}; };

2
src/drivers/i2c/da7219/da7219.c
View File

@@ -86,6 +86,8 @@ static void da7219_fill_ssdt(struct device *dev)
dsd = acpi_dp_new_table("_DSD"); dsd = acpi_dp_new_table("_DSD");
acpi_dp_add_integer(dsd, "dlg,micbias-lvl", config->micbias_lvl); acpi_dp_add_integer(dsd, "dlg,micbias-lvl", config->micbias_lvl);
acpi_dp_add_string(dsd, "dlg,mic-amp-in-sel", config->mic_amp_in_sel); acpi_dp_add_string(dsd, "dlg,mic-amp-in-sel", config->mic_amp_in_sel);
if (config->mclk_name != NULL)
acpi_dp_add_string(dsd, "dlg,mclk-name", config->mclk_name);
acpi_dp_add_child(dsd, "da7219_aad", aad); acpi_dp_add_child(dsd, "da7219_aad", aad);
/* Write Device Property Hierarchy */ /* Write Device Property Hierarchy */