diff options
| author | Vadim Bendebury <vbendeb@chromium.org> | 2016-04-08 20:18:17 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-06-23 17:12:56 +0200 |
| commit | 9e6b0ee2c4dc9130091eff45989b4585c4a2bf83 (patch) | |
| tree | 7bbee70296ade8d4ab7cabc491b4fd2a0ed4c15e | |
| parent | 2c109a74cb6e31b75918e8f800cdc89852ded558 (diff) | |
| download | coreboot-9e6b0ee2c4dc9130091eff45989b4585c4a2bf83.tar.xz | |
gru: kevin: initialize cr50 SPI interface
Set up the pins and initialize the driver.
BRANCH=none
BUG=chrome-os-partner:50645, chrome-os-partner:51537
TEST=with the rest of the patches applied it is possible to
communicate with the cr50.
Change-Id: I9fc1cb84ccababa6f58b2d5beec4572dc1d79da1
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 6100471db2a00fd411afc05d621429b8f8a2f81d
Original-Change-Id: I0ccd8777288e35870658268813c9202dd850c70d
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/349852
Original-Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-on: https://review.coreboot.org/15296
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
| -rw-r--r-- | src/mainboard/google/gru/bootblock.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/mainboard/google/gru/bootblock.c b/src/mainboard/google/gru/bootblock.c index 19e2cdebbb..0e485cf821 100644 --- a/src/mainboard/google/gru/bootblock.c +++ b/src/mainboard/google/gru/bootblock.c @@ -64,9 +64,13 @@ void bootblock_mainboard_init(void) write32(&rk3399_pmugrf->spi1_csclktx, IOMUX_SPI1_CSCLKTX); rockchip_spi_init(CONFIG_BOOT_MEDIA_SPI_BUS, 24750*KHz); - /* Set pinmux and configure EC flashrom. */ + /* Set pinmux and configure EC SPI. */ 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); + setup_chromeos_gpios(); } |