diff options
Diffstat (limited to 'src/mainboard/google/rush_ryu/romstage.c')
| -rw-r--r-- | src/mainboard/google/rush_ryu/romstage.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/mainboard/google/rush_ryu/romstage.c b/src/mainboard/google/rush_ryu/romstage.c index 4a13b898c4..a54a5cac2f 100644 --- a/src/mainboard/google/rush_ryu/romstage.c +++ b/src/mainboard/google/rush_ryu/romstage.c @@ -19,6 +19,7 @@ #include <delay.h> #include <soc/addressmap.h> +#include <device/i2c.h> #include <soc/clock.h> #include <soc/funitcfg.h> #include <soc/nvidia/tegra/i2c.h> @@ -67,6 +68,7 @@ static const struct funit_cfg funits[] = { static void lte_modem_init(void) { int mdm_det; + uint8_t data; /* A LTE modem is present if MDM_DET is pulled down by the modem */ mdm_det = gpio_get(MDM_DET); @@ -76,8 +78,11 @@ static void lte_modem_init(void) printk(BIOS_DEBUG, "Found LTE modem\n"); /* Enable PMIC CLK32KGAUDIO to drive CLK_MDM_32K */ - pmic_write_reg(I2CPWR_BUS, TI65913_PRIMARY_SECONDARY_PAD2, 0x02, 0); - pmic_write_reg(I2CPWR_BUS, TI65913_CLK32KGAUDIO_CTRL, 0x01, 0); + pmic_read_reg(I2CPWR_BUS, TI65913_PAD2, &data); + pmic_write_reg(I2CPWR_BUS, TI65913_PAD2, + PAD2_GPIO_5_SEC_CLK32KGAUDIO(data), 0); + pmic_write_reg(I2CPWR_BUS, TI65913_CLK32KGAUDIO_CTRL, + TI65913_MODE_ACTIVE_ON, 0); /* FULL_CARD_POWER_OFF# (A44: MODEM_PWR_ON) and RESET# * (A44: MODEM_RESET) of the LTE modem are actively low and initially |