From: Dinh Nguyen <dingu...@altera.com> Like the rockchip, Altera's SOCFPGA platform specific implementation of the dw_mmc driver requires using the HOLD register for SD commands.
Signed-off-by: Dinh Nguyen <dingu...@altera.com> Acked-by: Steffen Trumtrar <s.trumt...@pengutronix.de> Tested-by: Steffen Trumtrar <s.trumt...@pengutronix.de> Cc: Rob Herring <robh...@kernel.org> Cc: Pawel Moll <pawel.m...@arm.com> Cc: Mark Rutland <mark.rutl...@arm.com> Cc: Ian Campbell <ijc+devicet...@hellion.org.uk> Cc: Kumar Gala <ga...@codeaurora.org> Cc: Seungwon Jeon <tgih....@samsung.com> Cc: Jaehoon Chung <jh80.ch...@samsung.com> Cc: Chris Ball <ch...@printf.net> --- v2: Use dw_mci_socfpga_prepare_command instead of dw_mci_rockchip_prepare_command --- drivers/mmc/host/dw_mmc-pltfm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c index 5c49656..5b87cc2 100644 --- a/drivers/mmc/host/dw_mmc-pltfm.c +++ b/drivers/mmc/host/dw_mmc-pltfm.c @@ -30,10 +30,19 @@ static void dw_mci_rockchip_prepare_command(struct dw_mci *host, u32 *cmdr) *cmdr |= SDMMC_CMD_USE_HOLD_REG; } +static void dw_mci_socfpga_prepare_command(struct dw_mci *host, u32 *cmdr) +{ + *cmdr |= SDMMC_CMD_USE_HOLD_REG; +} + static const struct dw_mci_drv_data rockchip_drv_data = { .prepare_command = dw_mci_rockchip_prepare_command, }; +static const struct dw_mci_drv_data socfpga_drv_data = { + .prepare_command = dw_mci_socfpga_prepare_command, +}; + int dw_mci_pltfm_register(struct platform_device *pdev, const struct dw_mci_drv_data *drv_data) { @@ -92,6 +101,8 @@ static const struct of_device_id dw_mci_pltfm_match[] = { { .compatible = "snps,dw-mshc", }, { .compatible = "rockchip,rk2928-dw-mshc", .data = &rockchip_drv_data }, + { .compatible = "altr,socfpga-dw-mshc", + .data = &socfpga_drv_data }, {}, }; MODULE_DEVICE_TABLE(of, dw_mci_pltfm_match); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html