diff options
| author | Vadim Bendebury <vbendeb@chromium.org> | 2016-04-06 13:44:37 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-06-23 17:12:19 +0200 |
| commit | 2c109a74cb6e31b75918e8f800cdc89852ded558 (patch) | |
| tree | e9dbcbca36049220d257376c1dfc5c93fb324ae2 /src/soc/rockchip/rk3399 | |
| parent | 26588707c569aa2aa0237c047283a5963faa2fb5 (diff) | |
rk3399: add definition for SP0 iomux
This register is described in the TRM in section called
GRF_GPIO3D_IOMUX. Added definitions allow to configure the SPI0
interface.
BRANCH=none
BUG=chrome-os-partner:50645, chrome-os-partner:51537
TEST=with the rest of the patches applied it is possible to
communicate over SPI0
Change-Id: Ieee3fcae6095020042b02673c7d863f398ed2eb4
Signed-off-by: Martin Roth <martinroth@chromium.org>
Original-Commit-Id: 8f155e3b47c9f44ad4e5a2513916572e7d5ec0ab
Original-Change-Id: Iea92971b0520dc4549cd0fd263dcb2098f80f6d6
Original-Signed-off-by: Vadim Bendebury <vbendeb@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/349851
Original-Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-on: https://review.coreboot.org/15295
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/rockchip/rk3399')
| -rw-r--r-- | src/soc/rockchip/rk3399/include/soc/grf.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/soc/rockchip/rk3399/include/soc/grf.h b/src/soc/rockchip/rk3399/include/soc/grf.h index c0d6900cfd..d76b827b89 100644 --- a/src/soc/rockchip/rk3399/include/soc/grf.h +++ b/src/soc/rockchip/rk3399/include/soc/grf.h @@ -128,7 +128,10 @@ struct rk3399_grf_regs { u32 iomux_spi5; }; u32 gpio2d_iomux; - u32 gpio3a_iomux; + union { + u32 gpio3a_iomux; + u32 iomux_spi0; + }; u32 gpio3b_iomux; u32 gpio3c_iomux; union { @@ -341,11 +344,13 @@ static struct rk3399_pmusgrf_regs * const rk3399_pmusgrf = (void *)PMUSGRF_BASE; #define IOMUX_UART2A RK_CLRSETBITS(3 << 2 | 3 << 0, 2 << 2 | 2 << 0) #define IOMUX_UART2B RK_CLRSETBITS(3 << 2 | 3 << 0, 2 << 2 | 2 << 0) #define IOMUX_UART2C RK_CLRSETBITS(3 << 8 | 3 << 6, 1 << 8 | 1 << 6) -#define IOMUX_SPI2 RK_CLRSETBITS(0xff << 2, 1 << 8 | 1 << 6 |\ - 1 << 4 | 1 << 2) +#define IOMUX_SPI0 RK_CLRSETBITS(0xff << 8, \ + 2 << 14 | 2 << 12 | 2 << 10 | 2 << 8) #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_SPI2 RK_CLRSETBITS(0xff << 2, 1 << 8 | 1 << 6 |\ + 1 << 4 | 1 << 2) #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 |\ |