summaryrefslogtreecommitdiff
path: root/drivers/mmc/host/sunxi-mmc.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2021-02-22 09:05:28 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-22 09:05:28 -0800
commit19472481bf58f7c6c939668be885bd300afcb6c6 (patch)
tree2ea5dff1cbdc6f6552ed803f635a5f632b4f8943 /drivers/mmc/host/sunxi-mmc.c
parent32c080c4b5cfadeb1d1d5952840d696d5cda8bb8 (diff)
parenta56f44138a2c57047f1ea94ea121af31c595132b (diff)
Merge tag 'mmc-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
Pull MMC updates from Ulf Hansson: "MMC core: - Add support for eMMC inline encryption - Add a helper function to parse DT properties for clock phases - Some improvements and cleanups for the mmc_test module MMC host: - android-goldfish: Remove driver - cqhci: Add support for eMMC inline encryption - dw_mmc-zx: Remove driver - meson-gx: Extend support for scatter-gather to allow SD_IO_RW_EXTENDED - mmci: Add support for probing bus voltage level translator - mtk-sd: Address race condition for request timeouts - sdhci_am654: Add Support for the variant on TI's AM64 SoC - sdhci-esdhc-imx: Prevent kernel panic at ->remove() - sdhci-iproc: Add ACPI bindings for the RPi to enable SD and WiFi on RPi4 - sdhci-msm: Add Inline Crypto Engine support - sdhci-msm: Use actual_clock to improve timeout calculations - sdhci-of-aspeed: Add Andrew Jeffery as maintainer - sdhci-of-aspeed: Extend clock support for the AST2600 variant - sdhci-pci-gli: Increase idle period for low power state for GL9763E - sdhci-pci-o2micro: Make tuning for SDR104 HW more robust - sdhci-sirf: Remove driver - sdhci-xenon: Add support for the AP807 variant - sunxi-mmc: Add support for the A100 variant - sunxi-mmc: Ensure host is suspended during system sleep - tmio: Add detection of data timeout errors - tmio/renesas_sdhi: Extend support for retuning - renesas_sdhi_internal_dmac: Add support for the ->pre|post_req() ops" * tag 'mmc-v5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (86 commits) mmc: sdhci-esdhc-imx: fix kernel panic when remove module mmc: host: Retire MMC_GOLDFISH mmc: cb710: Use new tasklet API mmc: sdhci-pci-o2micro: Bug fix for SDR104 HW tuning failure mmc: mmc_test: use erase_arg for mmc_erase command mmc: wbsd: Use new tasklet API mmc: via-sdmmc: Use new tasklet API mmc: uniphier-sd: Use new tasklet API mmc: tifm_sd: Use new tasklet API mmc: s3cmci: Use new tasklet API mmc: omap: Use new tasklet API mmc: dw_mmc: Use new tasklet API mmc: au1xmmc: Use new tasklet API mmc: atmel-mci: Use new tasklet API mmc: cavium: Replace spin_lock_irqsave with spin_lock in hard IRQ mmc: queue: Remove unused define mmc: core: Drop redundant bouncesz from struct mmc_card mmc: core: Drop redundant member in struct mmc host mmc: core: Use host instead of card argument to mmc_spi_send_csd() mmc: core: Exclude unnecessary header file ...
Diffstat (limited to 'drivers/mmc/host/sunxi-mmc.c')
-rw-r--r--drivers/mmc/host/sunxi-mmc.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index 6310693f2ac0..2702736a1c57 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -245,6 +245,7 @@ struct sunxi_idma_des {
struct sunxi_mmc_cfg {
u32 idma_des_size_bits;
+ u32 idma_des_shift;
const struct sunxi_mmc_clk_delay *clk_delays;
/* does the IP block support autocalibration? */
@@ -344,7 +345,7 @@ static int sunxi_mmc_init_host(struct sunxi_mmc_host *host)
/* Enable CEATA support */
mmc_writel(host, REG_FUNS, SDXC_CEATA_ON);
/* Set DMA descriptor list base address */
- mmc_writel(host, REG_DLBA, host->sg_dma);
+ mmc_writel(host, REG_DLBA, host->sg_dma >> host->cfg->idma_des_shift);
rval = mmc_readl(host, REG_GCTRL);
rval |= SDXC_INTERRUPT_ENABLE_BIT;
@@ -374,8 +375,10 @@ static void sunxi_mmc_init_idma_des(struct sunxi_mmc_host *host,
next_desc += sizeof(struct sunxi_idma_des);
pdes[i].buf_addr_ptr1 =
- cpu_to_le32(sg_dma_address(&data->sg[i]));
- pdes[i].buf_addr_ptr2 = cpu_to_le32((u32)next_desc);
+ cpu_to_le32(sg_dma_address(&data->sg[i]) >>
+ host->cfg->idma_des_shift);
+ pdes[i].buf_addr_ptr2 = cpu_to_le32((u32)next_desc >>
+ host->cfg->idma_des_shift);
}
pdes[0].config |= cpu_to_le32(SDXC_IDMAC_DES0_FD);
@@ -1179,6 +1182,23 @@ static const struct sunxi_mmc_cfg sun50i_a64_emmc_cfg = {
.needs_new_timings = true,
};
+static const struct sunxi_mmc_cfg sun50i_a100_cfg = {
+ .idma_des_size_bits = 16,
+ .idma_des_shift = 2,
+ .clk_delays = NULL,
+ .can_calibrate = true,
+ .mask_data0 = true,
+ .needs_new_timings = true,
+};
+
+static const struct sunxi_mmc_cfg sun50i_a100_emmc_cfg = {
+ .idma_des_size_bits = 13,
+ .idma_des_shift = 2,
+ .clk_delays = NULL,
+ .can_calibrate = true,
+ .needs_new_timings = true,
+};
+
static const struct of_device_id sunxi_mmc_of_match[] = {
{ .compatible = "allwinner,sun4i-a10-mmc", .data = &sun4i_a10_cfg },
{ .compatible = "allwinner,sun5i-a13-mmc", .data = &sun5i_a13_cfg },
@@ -1187,6 +1207,8 @@ static const struct of_device_id sunxi_mmc_of_match[] = {
{ .compatible = "allwinner,sun9i-a80-mmc", .data = &sun9i_a80_cfg },
{ .compatible = "allwinner,sun50i-a64-mmc", .data = &sun50i_a64_cfg },
{ .compatible = "allwinner,sun50i-a64-emmc", .data = &sun50i_a64_emmc_cfg },
+ { .compatible = "allwinner,sun50i-a100-mmc", .data = &sun50i_a100_cfg },
+ { .compatible = "allwinner,sun50i-a100-emmc", .data = &sun50i_a100_emmc_cfg },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, sunxi_mmc_of_match);
@@ -1507,6 +1529,8 @@ static int sunxi_mmc_runtime_suspend(struct device *dev)
#endif
static const struct dev_pm_ops sunxi_mmc_pm_ops = {
+ SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
+ pm_runtime_force_resume)
SET_RUNTIME_PM_OPS(sunxi_mmc_runtime_suspend,
sunxi_mmc_runtime_resume,
NULL)