summaryrefslogtreecommitdiff
path: root/drivers/mmc
diff options
context:
space:
mode:
authorTom Rini <[email protected]>2023-11-20 09:19:50 -0500
committerTom Rini <[email protected]>2023-11-20 09:19:50 -0500
commitdca7a8958f8d0dbd53072caa4353353e062d80ca (patch)
tree2ba9b27f1799d23f5bd3355feaf6276646297b9d /drivers/mmc
parent9e4b42267e1fb5805ecddbb92629f456d8cd4047 (diff)
parent24ca49b33af98d54d6cd2e845f071f6565345ffd (diff)
Merge tag 'v2024.01-rc3' into next
Prepare v2024.01-rc3
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/am654_sdhci.c2
-rw-r--r--drivers/mmc/renesas-sdhi.c14
-rw-r--r--drivers/mmc/sunxi_mmc.c6
-rw-r--r--drivers/mmc/sunxi_mmc.h138
4 files changed, 154 insertions, 6 deletions
diff --git a/drivers/mmc/am654_sdhci.c b/drivers/mmc/am654_sdhci.c
index fd667aeafda..05595bdac39 100644
--- a/drivers/mmc/am654_sdhci.c
+++ b/drivers/mmc/am654_sdhci.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0+
/*
- * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
+ * Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
*
* Texas Instruments' K3 SD Host Controller Interface
*/
diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
index 8cd501c5f7c..97aaf1e4ec3 100644
--- a/drivers/mmc/renesas-sdhi.c
+++ b/drivers/mmc/renesas-sdhi.c
@@ -318,7 +318,7 @@ static unsigned int renesas_sdhi_init_tuning(struct tmio_sd_priv *priv)
RENESAS_SDHI_SCC_DTCNTL_TAPNUM_MASK;
}
-static void renesas_sdhi_reset_tuning(struct tmio_sd_priv *priv)
+static void renesas_sdhi_reset_tuning(struct tmio_sd_priv *priv, bool clk_disable)
{
u32 reg;
@@ -350,6 +350,12 @@ static void renesas_sdhi_reset_tuning(struct tmio_sd_priv *priv)
reg = tmio_sd_readl(priv, RENESAS_SDHI_SCC_RVSCNTL);
reg &= ~RENESAS_SDHI_SCC_RVSCNTL_RVSEN;
tmio_sd_writel(priv, reg, RENESAS_SDHI_SCC_RVSCNTL);
+
+ if (clk_disable) {
+ reg = tmio_sd_readl(priv, TMIO_SD_CLKCTL);
+ reg &= ~TMIO_SD_CLKCTL_SCLKEN;
+ tmio_sd_writel(priv, reg, TMIO_SD_CLKCTL);
+ }
}
static int renesas_sdhi_hs400(struct udevice *dev)
@@ -629,7 +635,7 @@ int renesas_sdhi_execute_tuning(struct udevice *dev, uint opcode)
out:
if (ret < 0) {
dev_warn(dev, "Tuning procedure failed\n");
- renesas_sdhi_reset_tuning(priv);
+ renesas_sdhi_reset_tuning(priv, true);
}
return ret;
@@ -668,7 +674,7 @@ static int renesas_sdhi_set_ios(struct udevice *dev)
(mmc->selected_mode != UHS_SDR104) &&
(mmc->selected_mode != MMC_HS_200) &&
(mmc->selected_mode != MMC_HS_400)) {
- renesas_sdhi_reset_tuning(priv);
+ renesas_sdhi_reset_tuning(priv, mmc->clk_disable);
}
#endif
@@ -1095,7 +1101,7 @@ static int renesas_sdhi_probe(struct udevice *dev)
CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \
CONFIG_IS_ENABLED(MMC_HS400_SUPPORT)
if (priv->caps & TMIO_SD_CAP_RCAR_UHS)
- renesas_sdhi_reset_tuning(priv);
+ renesas_sdhi_reset_tuning(priv, true);
#endif
return 0;
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 4d6351bf275..714706d2411 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -25,10 +25,14 @@
#include <asm/io.h>
#include <asm/arch/clock.h>
#include <asm/arch/cpu.h>
+#if !CONFIG_IS_ENABLED(DM_MMC)
#include <asm/arch/mmc.h>
+#endif
#include <linux/delay.h>
#include <sunxi_gpio.h>
+#include "sunxi_mmc.h"
+
#ifndef CCM_MMC_CTRL_MODE_SEL_NEW
#define CCM_MMC_CTRL_MODE_SEL_NEW 0
#endif
@@ -701,13 +705,13 @@ static const struct udevice_id sunxi_mmc_ids[] = {
{ .compatible = "allwinner,sun7i-a20-mmc" },
{ .compatible = "allwinner,sun8i-a83t-emmc" },
{ .compatible = "allwinner,sun9i-a80-mmc" },
+ { .compatible = "allwinner,sun20i-d1-mmc" },
{ .compatible = "allwinner,sun50i-a64-mmc" },
{ .compatible = "allwinner,sun50i-a64-emmc" },
{ .compatible = "allwinner,sun50i-h6-mmc" },
{ .compatible = "allwinner,sun50i-h6-emmc" },
{ .compatible = "allwinner,sun50i-a100-mmc" },
{ .compatible = "allwinner,sun50i-a100-emmc" },
- { .compatible = "allwinner,sun20i-d1-mmc" },
{ /* sentinel */ }
};
diff --git a/drivers/mmc/sunxi_mmc.h b/drivers/mmc/sunxi_mmc.h
new file mode 100644
index 00000000000..f4ae5a790c8
--- /dev/null
+++ b/drivers/mmc/sunxi_mmc.h
@@ -0,0 +1,138 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2007-2011
+ * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
+ * Aaron <[email protected]>
+ *
+ * MMC register definition for allwinner sunxi platform.
+ */
+
+#ifndef _SUNXI_MMC_H
+#define _SUNXI_MMC_H
+
+#include <linux/types.h>
+
+struct sunxi_mmc {
+ u32 gctrl; /* 0x00 global control */
+ u32 clkcr; /* 0x04 clock control */
+ u32 timeout; /* 0x08 time out */
+ u32 width; /* 0x0c bus width */
+ u32 blksz; /* 0x10 block size */
+ u32 bytecnt; /* 0x14 byte count */
+ u32 cmd; /* 0x18 command */
+ u32 arg; /* 0x1c argument */
+ u32 resp0; /* 0x20 response 0 */
+ u32 resp1; /* 0x24 response 1 */
+ u32 resp2; /* 0x28 response 2 */
+ u32 resp3; /* 0x2c response 3 */
+ u32 imask; /* 0x30 interrupt mask */
+ u32 mint; /* 0x34 masked interrupt status */
+ u32 rint; /* 0x38 raw interrupt status */
+ u32 status; /* 0x3c status */
+ u32 ftrglevel; /* 0x40 FIFO threshold watermark*/
+ u32 funcsel; /* 0x44 function select */
+ u32 cbcr; /* 0x48 CIU byte count */
+ u32 bbcr; /* 0x4c BIU byte count */
+ u32 dbgc; /* 0x50 debug enable */
+ u32 res0; /* 0x54 reserved */
+ u32 a12a; /* 0x58 Auto command 12 argument */
+ u32 ntsr; /* 0x5c New timing set register */
+ u32 res1[8];
+ u32 dmac; /* 0x80 internal DMA control */
+ u32 dlba; /* 0x84 internal DMA descr list base address */
+ u32 idst; /* 0x88 internal DMA status */
+ u32 idie; /* 0x8c internal DMA interrupt enable */
+ u32 chda; /* 0x90 */
+ u32 cbda; /* 0x94 */
+ u32 res2[26];
+#if defined(CONFIG_SUNXI_GEN_SUN6I) || defined(CONFIG_SUN50I_GEN_H6) || defined(CONFIG_SUNXI_GEN_NCAT2)
+ u32 res3[17];
+ u32 samp_dl;
+ u32 res4[46];
+#endif
+ u32 fifo; /* 0x100 / 0x200 FIFO access address */
+};
+
+#define SUNXI_MMC_CLK_POWERSAVE (0x1 << 17)
+#define SUNXI_MMC_CLK_ENABLE (0x1 << 16)
+#define SUNXI_MMC_CLK_DIVIDER_MASK (0xff)
+
+#define SUNXI_MMC_GCTRL_SOFT_RESET (0x1 << 0)
+#define SUNXI_MMC_GCTRL_FIFO_RESET (0x1 << 1)
+#define SUNXI_MMC_GCTRL_DMA_RESET (0x1 << 2)
+#define SUNXI_MMC_GCTRL_RESET (SUNXI_MMC_GCTRL_SOFT_RESET|\
+ SUNXI_MMC_GCTRL_FIFO_RESET|\
+ SUNXI_MMC_GCTRL_DMA_RESET)
+#define SUNXI_MMC_GCTRL_DMA_ENABLE (0x1 << 5)
+#define SUNXI_MMC_GCTRL_ACCESS_BY_AHB (0x1 << 31)
+
+#define SUNXI_MMC_CMD_RESP_EXPIRE (0x1 << 6)
+#define SUNXI_MMC_CMD_LONG_RESPONSE (0x1 << 7)
+#define SUNXI_MMC_CMD_CHK_RESPONSE_CRC (0x1 << 8)
+#define SUNXI_MMC_CMD_DATA_EXPIRE (0x1 << 9)
+#define SUNXI_MMC_CMD_WRITE (0x1 << 10)
+#define SUNXI_MMC_CMD_AUTO_STOP (0x1 << 12)
+#define SUNXI_MMC_CMD_WAIT_PRE_OVER (0x1 << 13)
+#define SUNXI_MMC_CMD_SEND_INIT_SEQ (0x1 << 15)
+#define SUNXI_MMC_CMD_UPCLK_ONLY (0x1 << 21)
+#define SUNXI_MMC_CMD_START (0x1 << 31)
+
+#define SUNXI_MMC_RINT_RESP_ERROR (0x1 << 1)
+#define SUNXI_MMC_RINT_COMMAND_DONE (0x1 << 2)
+#define SUNXI_MMC_RINT_DATA_OVER (0x1 << 3)
+#define SUNXI_MMC_RINT_TX_DATA_REQUEST (0x1 << 4)
+#define SUNXI_MMC_RINT_RX_DATA_REQUEST (0x1 << 5)
+#define SUNXI_MMC_RINT_RESP_CRC_ERROR (0x1 << 6)
+#define SUNXI_MMC_RINT_DATA_CRC_ERROR (0x1 << 7)
+#define SUNXI_MMC_RINT_RESP_TIMEOUT (0x1 << 8)
+#define SUNXI_MMC_RINT_DATA_TIMEOUT (0x1 << 9)
+#define SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE (0x1 << 10)
+#define SUNXI_MMC_RINT_FIFO_RUN_ERROR (0x1 << 11)
+#define SUNXI_MMC_RINT_HARD_WARE_LOCKED (0x1 << 12)
+#define SUNXI_MMC_RINT_START_BIT_ERROR (0x1 << 13)
+#define SUNXI_MMC_RINT_AUTO_COMMAND_DONE (0x1 << 14)
+#define SUNXI_MMC_RINT_END_BIT_ERROR (0x1 << 15)
+#define SUNXI_MMC_RINT_SDIO_INTERRUPT (0x1 << 16)
+#define SUNXI_MMC_RINT_CARD_INSERT (0x1 << 30)
+#define SUNXI_MMC_RINT_CARD_REMOVE (0x1 << 31)
+#define SUNXI_MMC_RINT_INTERRUPT_ERROR_BIT \
+ (SUNXI_MMC_RINT_RESP_ERROR | \
+ SUNXI_MMC_RINT_RESP_CRC_ERROR | \
+ SUNXI_MMC_RINT_DATA_CRC_ERROR | \
+ SUNXI_MMC_RINT_RESP_TIMEOUT | \
+ SUNXI_MMC_RINT_DATA_TIMEOUT | \
+ SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE | \
+ SUNXI_MMC_RINT_FIFO_RUN_ERROR | \
+ SUNXI_MMC_RINT_HARD_WARE_LOCKED | \
+ SUNXI_MMC_RINT_START_BIT_ERROR | \
+ SUNXI_MMC_RINT_END_BIT_ERROR) /* 0xbfc2 */
+#define SUNXI_MMC_RINT_INTERRUPT_DONE_BIT \
+ (SUNXI_MMC_RINT_AUTO_COMMAND_DONE | \
+ SUNXI_MMC_RINT_DATA_OVER | \
+ SUNXI_MMC_RINT_COMMAND_DONE | \
+ SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE)
+
+#define SUNXI_MMC_STATUS_RXWL_FLAG (0x1 << 0)
+#define SUNXI_MMC_STATUS_TXWL_FLAG (0x1 << 1)
+#define SUNXI_MMC_STATUS_FIFO_EMPTY (0x1 << 2)
+#define SUNXI_MMC_STATUS_FIFO_FULL (0x1 << 3)
+#define SUNXI_MMC_STATUS_CARD_PRESENT (0x1 << 8)
+#define SUNXI_MMC_STATUS_CARD_DATA_BUSY (0x1 << 9)
+#define SUNXI_MMC_STATUS_DATA_FSM_BUSY (0x1 << 10)
+#define SUNXI_MMC_STATUS_FIFO_LEVEL(reg) (((reg) >> 17) & 0x3fff)
+
+#define SUNXI_MMC_NTSR_MODE_SEL_NEW (0x1 << 31)
+
+#define SUNXI_MMC_IDMAC_RESET (0x1 << 0)
+#define SUNXI_MMC_IDMAC_FIXBURST (0x1 << 1)
+#define SUNXI_MMC_IDMAC_ENABLE (0x1 << 7)
+
+#define SUNXI_MMC_IDIE_TXIRQ (0x1 << 0)
+#define SUNXI_MMC_IDIE_RXIRQ (0x1 << 1)
+
+#define SUNXI_MMC_COMMON_CLK_GATE (1 << 16)
+#define SUNXI_MMC_COMMON_RESET (1 << 18)
+
+#define SUNXI_MMC_CAL_DL_SW_EN (0x1 << 7)
+
+#endif /* _SUNXI_MMC_H */