diff options
Diffstat (limited to 'src/mainboard/google/gru/bootblock.c')
| -rw-r--r-- | src/mainboard/google/gru/bootblock.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/mainboard/google/gru/bootblock.c b/src/mainboard/google/gru/bootblock.c index 20334953a1..8f88043f92 100644 --- a/src/mainboard/google/gru/bootblock.c +++ b/src/mainboard/google/gru/bootblock.c @@ -18,6 +18,7 @@ #include <bootblock_common.h> #include <soc/grf.h> #include <gpio.h> +#include <soc/i2c.h> #include <soc/spi.h> #include <console/console.h> @@ -68,9 +69,16 @@ void bootblock_mainboard_init(void) write32(&rk3399_grf->iomux_spi5, IOMUX_SPI5); rockchip_spi_init(CONFIG_EC_GOOGLE_CHROMEEC_SPI_BUS, 3093750); - /* Set pinmux and configure TPM SPI, which is not very fast. */ - write32(&rk3399_grf->iomux_spi0, IOMUX_SPI0); - rockchip_spi_init(CONFIG_DRIVER_TPM_SPI_BUS, 1500*KHz); + if (IS_ENABLED(CONFIG_GRU_HAS_TPM2)) { + /* Set pinmux and configure TPM SPI, which is not very fast. */ + write32(&rk3399_grf->iomux_spi0, IOMUX_SPI0); + rockchip_spi_init(CONFIG_DRIVER_TPM_SPI_BUS, 1500*KHz); + } else { + /* Set pinmux and configure TPM I2C */ + write32(&rk3399_pmugrf->iomux_i2c0_scl, IOMUX_I2C0_SCL); + write32(&rk3399_pmugrf->iomux_i2c0_sda, IOMUX_I2C0_SDA); + i2c_init(0, 400*KHz); + } setup_chromeos_gpios(); } |