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| author | Biju Das <biju.das.jz@bp.renesas.com> | 2025-04-24 09:59:54 +0100 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2025-05-01 12:22:25 +0200 |
| commit | 687cac9559d8e9277830bdfb68b57d7403695b1d (patch) | |
| tree | fd08972865d78dd9d119cdfa89b1d8acdc4f7dfd /include/memory | |
| parent | e1c200a4c7f0e8b842a9a5b7f38fa7036c0df417 (diff) | |
| download | linux-687cac9559d8e9277830bdfb68b57d7403695b1d.tar.gz linux-687cac9559d8e9277830bdfb68b57d7403695b1d.tar.bz2 linux-687cac9559d8e9277830bdfb68b57d7403695b1d.zip | |
memory: renesas-rpc-if: Add RZ/G3E xSPI support
Add support for RZ/G3E xSPI. Compared to RPC-IF, it can support writes on
memory-mapped area. Introduce struct rpcif_impl for holding the function
pointers and data to handle the differences between xspi and rpc-if
interface.
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20250424090000.136804-7-biju.das.jz@bp.renesas.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Diffstat (limited to 'include/memory')
| -rw-r--r-- | include/memory/renesas-rpc-if.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/memory/renesas-rpc-if.h b/include/memory/renesas-rpc-if.h index b8fa30fd6b50..53663c4e5ae3 100644 --- a/include/memory/renesas-rpc-if.h +++ b/include/memory/renesas-rpc-if.h @@ -61,12 +61,14 @@ enum rpcif_type { RPCIF_RCAR_GEN3, RPCIF_RCAR_GEN4, RPCIF_RZ_G2L, + XSPI_RZ_G3E, }; struct rpcif { struct device *dev; void __iomem *dirmap; size_t size; + bool xspi; }; int rpcif_sw_init(struct rpcif *rpc, struct device *dev); @@ -75,5 +77,7 @@ void rpcif_prepare(struct device *dev, const struct rpcif_op *op, u64 *offs, size_t *len); int rpcif_manual_xfer(struct device *dev); ssize_t rpcif_dirmap_read(struct device *dev, u64 offs, size_t len, void *buf); +ssize_t xspi_dirmap_write(struct device *dev, u64 offs, size_t len, + const void *buf); #endif // __RENESAS_RPC_IF_H |