diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2025-09-23 18:17:19 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2025-10-21 13:37:38 +0200 |
| commit | ad41223b185a0e72bfb7a8de7b20c6b1dff239f5 (patch) | |
| tree | 99ee31918c810ac89fce22059db9bd13ae383add | |
| parent | f7f37154889e7bd11105ef9e9a1ed15e5675d030 (diff) | |
| download | linux-stable-ad41223b185a0e72bfb7a8de7b20c6b1dff239f5.tar.gz linux-stable-ad41223b185a0e72bfb7a8de7b20c6b1dff239f5.zip | |
mmc: renesas_sdhi: enable bigger data ports where available
R-Car Gen2 SoCs have a 32 bit dataport, V3M even 64 bit. Make use of
the bigger size in the rare case DMA is failing.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
| -rw-r--r-- | drivers/mmc/host/renesas_sdhi_internal_dmac.c | 3 | ||||
| -rw-r--r-- | drivers/mmc/host/renesas_sdhi_sys_dmac.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c index 9e3ed0bcddd6..73c84fd8a2d8 100644 --- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c +++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c @@ -124,7 +124,8 @@ static const struct renesas_sdhi_of_data of_data_rcar_gen3 = { static const struct renesas_sdhi_of_data of_data_rcar_gen3_no_sdh_fallback = { .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_CLK_ACTUAL | - TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2, + TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2 | + TMIO_MMC_64BIT_DATA_PORT, .capabilities = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_CMD23 | MMC_CAP_WAIT_WHILE_BUSY, .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT | MMC_CAP2_MERGE_CAPABLE, diff --git a/drivers/mmc/host/renesas_sdhi_sys_dmac.c b/drivers/mmc/host/renesas_sdhi_sys_dmac.c index 822a310c9bba..543ad1d0ed1c 100644 --- a/drivers/mmc/host/renesas_sdhi_sys_dmac.c +++ b/drivers/mmc/host/renesas_sdhi_sys_dmac.c @@ -60,7 +60,8 @@ static struct renesas_sdhi_scc rcar_gen2_scc_taps[] = { static const struct renesas_sdhi_of_data of_rcar_gen2_compatible = { .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_CLK_ACTUAL | - TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2, + TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2 | + TMIO_MMC_32BIT_DATA_PORT, .capabilities = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_CMD23 | MMC_CAP_WAIT_WHILE_BUSY, .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT, |