diff options
| author | Vadim Bendebury <vbendeb@chromium.org> | 2016-05-22 16:00:05 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-06-08 23:20:18 +0200 |
| commit | 5554d1cf8a4209fa844ae487438030006623d702 (patch) | |
| tree | 9e1b71da9d807149cea356bf9843948e257e91f8 /src | |
| parent | 993dbe1fc8d533b152737be72c2f95357464f35c (diff) | |
rk3399: add ability to configure SPI5
This defines mux settings for the GPIO bank responsible for SPI
interface #5.
BRANCH=none
BUG=chrome-os-partner:51537
TEST=with the rest of the patches applied it is possible to
communicate with the EC on gru: pressing Ctrl-U during boot
allows to start Chrome OS from the SD card.
Change-Id: Ibc2293b5662892f7b275434f9a672ef68edf4f9e
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 4f92452
Original-Change-Id: Idf55c069b05492f8cdc204a8c273e39a19a3aef3
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/346630
Original-Tested-by: Shunqian Zheng <zhengsq@rock-chips.com>
Reviewed-on: https://review.coreboot.org/15030
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/rockchip/rk3399/include/soc/grf.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/soc/rockchip/rk3399/include/soc/grf.h b/src/soc/rockchip/rk3399/include/soc/grf.h index 241c97f00b..aec9248fd6 100644 --- a/src/soc/rockchip/rk3399/include/soc/grf.h +++ b/src/soc/rockchip/rk3399/include/soc/grf.h @@ -123,7 +123,10 @@ struct rk3399_grf_regs { u32 iomux_spi2; u32 gpio2b_iomux; }; - u32 gpio2c_iomux; + union { + u32 gpio2c_iomux; + u32 iomux_spi5; + }; u32 gpio2d_iomux; u32 gpio3a_iomux; u32 gpio3b_iomux; @@ -337,6 +340,8 @@ static struct rk3399_pmusgrf_regs * const rk3399_pmusgrf = (void *)PMUSGRF_BASE; #define IOMUX_SPI1_RX RK_CLRSETBITS(3 << 14, 2 << 14) #define IOMUX_SPI1_CSCLKTX RK_CLRSETBITS(0x3f << 0, 2 << 4 |\ 2 << 2 | 2 << 0) +#define IOMUX_SPI5 RK_CLRSETBITS(0xff << 8, \ + 2 << 14 | 2 << 12 | 2 << 10 | 2 << 8) #define IOMUX_SDMMC RK_CLRSETBITS(0xfff, 1 << 10 | 1 << 8 | 1 << 6 |\ 1 << 4 | 1 << 2 | 1 << 0) #define IOMUX_I2C0_SCL RK_CLRSETBITS(3 << 0, 2 << 0) |