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| author | Frank Wu <frank_wu@compal.corp-partner.google.com> | 2020-08-19 09:56:43 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-09-21 08:06:38 +0000 |
| commit | 362bcee0f4496fc60d29eb560a0d26f28e62c31d (patch) | |
| tree | 82eb1b93144e004595b7f42da940ce2dcd3ff3a8 /src | |
| parent | cced3469c54a778cfe3b1675a7f6c45beab9ab91 (diff) | |
| download | coreboot-362bcee0f4496fc60d29eb560a0d26f28e62c31d.tar.xz | |
mb/google/volteer: Add firmware configuration for MAX98373_ALC5682I_I2S_UP4
Add MAX98373_ALC5682I_I2S_UP4 firmware configuration option and configure GPIOs properly for UP4 design. The design is also for Halvor.
BUG=b:153680359, b:163382106
TEST=FW_NAME=halvor emerge-volteer coreboot chromeos-bootimage, fw_config value in Halvor:
> AUDIO=MAX98373_ALC5682I_I2S_UP4
ectool cbi set 6 0x00000400 4 2
Signed-off-by: Frank Wu <frank_wu@compal.corp-partner.google.com>
Change-Id: Ie25f278dfbdc2f41a36b70403699a2e3c2234600
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44560
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Caveh Jalali <caveh@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/volteer/fw_config.c | 21 | ||||
| -rw-r--r-- | src/mainboard/google/volteer/variants/baseboard/devicetree.cb | 1 |
2 files changed, 19 insertions, 3 deletions
diff --git a/src/mainboard/google/volteer/fw_config.c b/src/mainboard/google/volteer/fw_config.c index 61e20f4cf8..0538e7403e 100644 --- a/src/mainboard/google/volteer/fw_config.c +++ b/src/mainboard/google/volteer/fw_config.c @@ -33,7 +33,7 @@ static const struct pad_config sndw_disable_pads[] = { PAD_NC(GPP_S3, NONE), }; -static const struct pad_config i2s_enable_pads[] = { +static const struct pad_config i2s_up3_enable_pads[] = { PAD_CFG_NF(GPP_A23, NONE, DEEP, NF1), /* I2S1_SCLK */ PAD_CFG_NF(GPP_D19, NONE, DEEP, NF1), /* I2S_MCLK1 */ PAD_CFG_NF(GPP_R0, NONE, DEEP, NF2), /* I2S0_SCLK */ @@ -45,6 +45,15 @@ static const struct pad_config i2s_enable_pads[] = { PAD_CFG_NF(GPP_R7, NONE, DEEP, NF2), /* I2S1_SFRM */ }; +static const struct pad_config i2s_up4_enable_pads[] = { + PAD_CFG_NF(GPP_A7, NONE, DEEP, NF1), /* I2S2_SCLK */ + PAD_CFG_NF(GPP_D19, NONE, DEEP, NF1), /* I2S_MCLK1 */ + PAD_CFG_NF(GPP_R0, NONE, DEEP, NF2), /* I2S0_SCLK */ + PAD_CFG_NF(GPP_R1, NONE, DEEP, NF2), /* I2S0_SFRM */ + PAD_CFG_NF(GPP_R2, DN_20K, DEEP, NF2), /* I2S0_TXD */ + PAD_CFG_NF(GPP_R3, NONE, DEEP, NF2), /* I2S0_RXD */ +}; + static const struct pad_config i2s_disable_pads[] = { PAD_NC(GPP_A23, NONE), PAD_NC(GPP_D19, NONE), @@ -73,8 +82,14 @@ static void fw_config_handle(void *unused) } if (fw_config_probe(FW_CONFIG(AUDIO, MAX98357_ALC5682I_I2S)) || fw_config_probe(FW_CONFIG(AUDIO, MAX98373_ALC5682I_I2S))) { - printk(BIOS_INFO, "Configure GPIOs for I2S audio.\n"); - gpio_configure_pads(i2s_enable_pads, ARRAY_SIZE(i2s_enable_pads)); + printk(BIOS_INFO, "Configure GPIOs for I2S audio on UP3.\n"); + gpio_configure_pads(i2s_up3_enable_pads, ARRAY_SIZE(i2s_up3_enable_pads)); + gpio_configure_pads(dmic_enable_pads, ARRAY_SIZE(dmic_enable_pads)); + gpio_configure_pads(sndw_disable_pads, ARRAY_SIZE(sndw_disable_pads)); + } + if (fw_config_probe(FW_CONFIG(AUDIO, MAX98373_ALC5682I_I2S_UP4))) { + printk(BIOS_INFO, "Configure GPIOs for I2S audio on UP4.\n"); + gpio_configure_pads(i2s_up4_enable_pads, ARRAY_SIZE(i2s_up4_enable_pads)); gpio_configure_pads(dmic_enable_pads, ARRAY_SIZE(dmic_enable_pads)); gpio_configure_pads(sndw_disable_pads, ARRAY_SIZE(sndw_disable_pads)); } diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb index 7b018b2597..3c1c5f0f63 100644 --- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb @@ -13,6 +13,7 @@ fw_config option MAX98357_ALC5682I_I2S 1 option MAX98373_ALC5682I_I2S 2 option MAX98373_ALC5682_SNDW 3 + option MAX98373_ALC5682I_I2S_UP4 4 end field TABLETMODE 11 option TABLETMODE_DISABLED 0 |