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authorTom Rini <trini@konsulko.com>2017-01-26 12:26:24 -0500
committerTom Rini <trini@konsulko.com>2017-01-26 12:26:24 -0500
commitcf4128e53caa4f7b0a6586fc3f10690d5c05db31 (patch)
tree2e953d14e76609fadaf1acb8593b46c38c604cdc
parentf59f07ece5ec78a8fc2f0e06a80ff66029002629 (diff)
parente559ef1ae80c1bde942ad9c62932de20e2b68cef (diff)
downloadu-boot-imx-cf4128e53caa4f7b0a6586fc3f10690d5c05db31.zip
u-boot-imx-cf4128e53caa4f7b0a6586fc3f10690d5c05db31.tar.gz
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Merge git://www.denx.de/git/u-boot-marvell
-rw-r--r--arch/arm/dts/armada-3720-db.dts21
-rw-r--r--arch/arm/dts/armada-37xx.dtsi16
-rw-r--r--arch/arm/dts/armada-7040-db.dts14
-rw-r--r--arch/arm/dts/armada-ap806.dtsi8
-rw-r--r--arch/arm/dts/armada-cp110-master.dtsi8
-rw-r--r--cmd/mvebu/bubt.c25
-rw-r--r--configs/mvebu_db-88f3720_defconfig6
-rw-r--r--configs/mvebu_db-88f7040_defconfig5
-rw-r--r--configs/mvebu_db-88f8040_defconfig5
-rw-r--r--drivers/mmc/Kconfig11
-rw-r--r--drivers/mmc/Makefile1
-rw-r--r--drivers/mmc/sdhci.c10
-rw-r--r--drivers/mmc/xenon_sdhci.c497
-rw-r--r--include/configs/mvebu_armada-8k.h3
-rw-r--r--include/configs/mvebu_db-88f3720.h3
-rw-r--r--include/sdhci.h1
16 files changed, 624 insertions, 10 deletions
diff --git a/arch/arm/dts/armada-3720-db.dts b/arch/arm/dts/armada-3720-db.dts
index 83967ee..85761af 100644
--- a/arch/arm/dts/armada-3720-db.dts
+++ b/arch/arm/dts/armada-3720-db.dts
@@ -94,6 +94,27 @@
status = "okay";
};
+&sdhci0 {
+ bus-width = <4>;
+ status = "okay";
+};
+
+&sdhci1 {
+ non-removable;
+ bus-width = <8>;
+ mmc-ddr-1_8v;
+ mmc-hs400-1_8v;
+ marvell,pad-type = "fixed-1-8v";
+ status = "okay";
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ mmccard: mmccard@0 {
+ compatible = "mmc-card";
+ reg = <0>;
+ };
+};
+
&spi0 {
status = "okay";
diff --git a/arch/arm/dts/armada-37xx.dtsi b/arch/arm/dts/armada-37xx.dtsi
index e27eae0..062f2a6 100644
--- a/arch/arm/dts/armada-37xx.dtsi
+++ b/arch/arm/dts/armada-37xx.dtsi
@@ -133,6 +133,22 @@
};
};
+ sdhci0: sdhci@d0000 {
+ compatible = "marvell,armada-3700-sdhci",
+ "marvell,sdhci-xenon";
+ reg = <0xd0000 0x300
+ 0x1e808 0x4>;
+ status = "disabled";
+ };
+
+ sdhci1: sdhci@d8000 {
+ compatible = "marvell,armada-3700-sdhci",
+ "marvell,sdhci-xenon";
+ reg = <0xd8000 0x300
+ 0x17808 0x4>;
+ status = "disabled";
+ };
+
sata: sata@e0000 {
compatible = "marvell,armada-3700-ahci";
reg = <0xe0000 0x2000>;
diff --git a/arch/arm/dts/armada-7040-db.dts b/arch/arm/dts/armada-7040-db.dts
index 466c6dc..63442df 100644
--- a/arch/arm/dts/armada-7040-db.dts
+++ b/arch/arm/dts/armada-7040-db.dts
@@ -195,3 +195,17 @@
&cpm_utmi1 {
status = "okay";
};
+
+&ap_sdhci0 {
+ status = "okay";
+ bus-width = <4>;
+ no-1-8-v;
+ non-removable;
+};
+
+&cpm_sdhci0 {
+ status = "okay";
+ bus-width = <4>;
+ no-1-8-v;
+ non-removable;
+};
diff --git a/arch/arm/dts/armada-ap806.dtsi b/arch/arm/dts/armada-ap806.dtsi
index efb383b..3042cb1 100644
--- a/arch/arm/dts/armada-ap806.dtsi
+++ b/arch/arm/dts/armada-ap806.dtsi
@@ -234,6 +234,14 @@
};
+ ap_sdhci0: sdhci@6e0000 {
+ compatible = "marvell,armada-8k-sdhci";
+ reg = <0x6e0000 0x300>;
+ interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
+ status = "disabled";
+ };
+
ap_syscon: system-controller@6f4000 {
compatible = "marvell,ap806-system-controller",
"syscon";
diff --git a/arch/arm/dts/armada-cp110-master.dtsi b/arch/arm/dts/armada-cp110-master.dtsi
index d637867..661a696 100644
--- a/arch/arm/dts/armada-cp110-master.dtsi
+++ b/arch/arm/dts/armada-cp110-master.dtsi
@@ -206,6 +206,14 @@
utmi-port = <UTMI_PHY_TO_USB_HOST1>;
status = "disabled";
};
+
+ cpm_sdhci0: sdhci@780000 {
+ compatible = "marvell,armada-8k-sdhci";
+ reg = <0x780000 0x300>;
+ interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
+ status = "disabled";
+ };
};
cpm_pcie0: pcie@f2600000 {
diff --git a/cmd/mvebu/bubt.c b/cmd/mvebu/bubt.c
index 1cbfcf0..b752927 100644
--- a/cmd/mvebu/bubt.c
+++ b/cmd/mvebu/bubt.c
@@ -18,6 +18,9 @@
#include <usb.h>
#include <fs.h>
#include <mmc.h>
+#ifdef CONFIG_BLK
+#include <blk.h>
+#endif
#include <u-boot/sha1.h>
#include <u-boot/sha256.h>
@@ -116,7 +119,9 @@ static int mmc_burn_image(size_t image_size)
ulong blk_written;
int err;
const u8 mmc_dev_num = CONFIG_SYS_MMC_ENV_DEV;
-
+#ifdef CONFIG_BLK
+ struct blk_desc *blk_desc;
+#endif
mmc = find_mmc_device(mmc_dev_num);
if (!mmc) {
printf("No SD/MMC/eMMC card found\n");
@@ -144,13 +149,27 @@ static int mmc_burn_image(size_t image_size)
* MMC/eMMC boots from LBA-0
*/
start_lba = IS_SD(mmc) ? 1 : 0;
+#ifdef CONFIG_BLK
+ blk_count = image_size / mmc->write_bl_len;
+ if (image_size % mmc->write_bl_len)
+ blk_count += 1;
+
+ blk_desc = mmc_get_blk_desc(mmc);
+ if (!blk_desc) {
+ printf("Error - failed to obtain block descriptor\n");
+ return -ENODEV;
+ }
+ blk_written = blk_dwrite(blk_desc, start_lba, blk_count,
+ (void *)get_load_addr());
+#else
blk_count = image_size / mmc->block_dev.blksz;
if (image_size % mmc->block_dev.blksz)
blk_count += 1;
blk_written = mmc->block_dev.block_write(mmc_dev_num,
- start_lba, blk_count,
- (void *)get_load_addr());
+ start_lba, blk_count,
+ (void *)get_load_addr());
+#endif /* CONFIG_BLK */
if (blk_written != blk_count) {
printf("Error - written %#lx blocks\n", blk_written);
return -ENOSPC;
diff --git a/configs/mvebu_db-88f3720_defconfig b/configs/mvebu_db-88f3720_defconfig
index 8b5229c..7d97e11 100644
--- a/configs/mvebu_db-88f3720_defconfig
+++ b/configs/mvebu_db-88f3720_defconfig
@@ -2,7 +2,6 @@ CONFIG_ARM=y
CONFIG_ARCH_MVEBU=y
CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_TARGET_MVEBU_DB_88F3720=y
-# CONFIG_MMC is not set
CONFIG_DEFAULT_DEVICE_TREE="armada-3720-db"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
@@ -13,6 +12,7 @@ CONFIG_ARCH_EARLY_INIT_R=y
CONFIG_BOARD_EARLY_INIT_F=y
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_I2C=y
@@ -33,6 +33,10 @@ CONFIG_BLOCK_CACHE=y
CONFIG_DM_I2C=y
CONFIG_DM_I2C_COMPAT=y
CONFIG_MISC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
+CONFIG_MMC_SDHCI_XENON=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_MACRONIX=y
CONFIG_SPI_FLASH_SPANSION=y
diff --git a/configs/mvebu_db-88f7040_defconfig b/configs/mvebu_db-88f7040_defconfig
index 4107767..d6beb46 100644
--- a/configs/mvebu_db-88f7040_defconfig
+++ b/configs/mvebu_db-88f7040_defconfig
@@ -14,6 +14,7 @@ CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_I2C=y
@@ -35,7 +36,9 @@ CONFIG_BLOCK_CACHE=y
CONFIG_DM_I2C=y
CONFIG_SYS_I2C_MVTWSI=y
CONFIG_MISC=y
-# CONFIG_MMC is not set
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_XENON=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_MACRONIX=y
CONFIG_SPI_FLASH_SPANSION=y
diff --git a/configs/mvebu_db-88f8040_defconfig b/configs/mvebu_db-88f8040_defconfig
index 1699234..dc95fe4 100644
--- a/configs/mvebu_db-88f8040_defconfig
+++ b/configs/mvebu_db-88f8040_defconfig
@@ -14,6 +14,7 @@ CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_IMLS is not set
# CONFIG_CMD_FLASH is not set
+CONFIG_CMD_MMC=y
CONFIG_CMD_SF=y
CONFIG_CMD_SPI=y
CONFIG_CMD_I2C=y
@@ -35,7 +36,9 @@ CONFIG_BLOCK_CACHE=y
CONFIG_DM_I2C=y
CONFIG_SYS_I2C_MVTWSI=y
CONFIG_MISC=y
-# CONFIG_MMC is not set
+CONFIG_DM_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_XENON=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_MACRONIX=y
CONFIG_SPI_FLASH_SPANSION=y
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 9ed8da3..147e52d 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -287,6 +287,17 @@ config MMC_SDHCI_SPEAR
If unsure, say N.
+config MMC_SDHCI_XENON
+ bool "SDHCI support for the Xenon SDHCI controller"
+ depends on MMC_SDHCI && DM_MMC && OF_CONTROL
+ help
+ Support for Xenon SDHCI host controller on Marvell Armada 3700
+ 7k/8k ARM SoCs platforms
+
+ If you have a controller with this interface, say Y here.
+
+ If unsure, say N.
+
config MMC_SDHCI_TEGRA
bool "SDHCI platform support for the Tegra SD/MMC Controller"
depends on TEGRA
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index 4dca09c..6af7f79 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -68,6 +68,7 @@ obj-$(CONFIG_MMC_SDHCI_MV) += mv_sdhci.o
obj-$(CONFIG_MMC_SDHCI_S5P) += s5p_sdhci.o
obj-$(CONFIG_MMC_SDHCI_SPEAR) += spear_sdhci.o
obj-$(CONFIG_MMC_SDHCI_TEGRA) += tegra_mmc.o
+obj-$(CONFIG_MMC_SDHCI_XENON) += xenon_sdhci.o
obj-$(CONFIG_MMC_SUNXI) += sunxi_mmc.o
obj-$(CONFIG_MMC_UNIPHIER) += uniphier-sd.o
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index 84e0581..93cefd8 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -295,7 +295,7 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
{
struct sdhci_host *host = mmc->priv;
- unsigned int div, clk = 0, timeout, reg;
+ unsigned int div, clk = 0, timeout;
/* Wait max 20 ms */
timeout = 200;
@@ -311,9 +311,7 @@ static int sdhci_set_clock(struct mmc *mmc, unsigned int clock)
udelay(100);
}
- reg = sdhci_readw(host, SDHCI_CLOCK_CONTROL);
- reg &= ~(SDHCI_CLOCK_CARD_EN | SDHCI_CLOCK_INT_EN);
- sdhci_writew(host, reg, SDHCI_CLOCK_CONTROL);
+ sdhci_writew(host, 0, SDHCI_CLOCK_CONTROL);
if (clock == 0)
return 0;
@@ -460,6 +458,10 @@ static int sdhci_set_ios(struct mmc *mmc)
sdhci_writeb(host, ctrl, SDHCI_HOST_CONTROL);
+ /* If available, call the driver specific "post" set_ios() function */
+ if (host->ops && host->ops->set_ios_post)
+ host->ops->set_ios_post(host);
+
return 0;
}
diff --git a/drivers/mmc/xenon_sdhci.c b/drivers/mmc/xenon_sdhci.c
new file mode 100644
index 0000000..828da11
--- /dev/null
+++ b/drivers/mmc/xenon_sdhci.c
@@ -0,0 +1,497 @@
+/*
+ * Driver for Marvell SOC Platform Group Xenon SDHC as a platform device
+ *
+ * Copyright (C) 2016 Marvell, All Rights Reserved.
+ *
+ * Author: Victor Gu <xigu@marvell.com>
+ * Date: 2016-8-24
+ *
+ * Included parts of the Linux driver version which was written by:
+ * Hu Ziji <huziji@marvell.com>
+ *
+ * Ported to from Marvell 2015.01 to mainline U-Boot 2017.01:
+ * Stefan Roese <sr@denx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <fdtdec.h>
+#include <libfdt.h>
+#include <malloc.h>
+#include <sdhci.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Register Offset of SD Host Controller SOCP self-defined register */
+#define SDHC_SYS_CFG_INFO 0x0104
+#define SLOT_TYPE_SDIO_SHIFT 24
+#define SLOT_TYPE_EMMC_MASK 0xFF
+#define SLOT_TYPE_EMMC_SHIFT 16
+#define SLOT_TYPE_SD_SDIO_MMC_MASK 0xFF
+#define SLOT_TYPE_SD_SDIO_MMC_SHIFT 8
+#define NR_SUPPORTED_SLOT_MASK 0x7
+
+#define SDHC_SYS_OP_CTRL 0x0108
+#define AUTO_CLKGATE_DISABLE_MASK BIT(20)
+#define SDCLK_IDLEOFF_ENABLE_SHIFT 8
+#define SLOT_ENABLE_SHIFT 0
+
+#define SDHC_SYS_EXT_OP_CTRL 0x010C
+#define MASK_CMD_CONFLICT_ERROR BIT(8)
+
+#define SDHC_SLOT_RETUNING_REQ_CTRL 0x0144
+/* retuning compatible */
+#define RETUNING_COMPATIBLE 0x1
+
+/* Xenon specific Mode Select value */
+#define XENON_SDHCI_CTRL_HS200 0x5
+#define XENON_SDHCI_CTRL_HS400 0x6
+
+#define EMMC_PHY_REG_BASE 0x170
+#define EMMC_PHY_TIMING_ADJUST EMMC_PHY_REG_BASE
+#define OUTPUT_QSN_PHASE_SELECT BIT(17)
+#define SAMPL_INV_QSP_PHASE_SELECT BIT(18)
+#define SAMPL_INV_QSP_PHASE_SELECT_SHIFT 18
+#define EMMC_PHY_SLOW_MODE BIT(29)
+#define PHY_INITIALIZAION BIT(31)
+#define WAIT_CYCLE_BEFORE_USING_MASK 0xf
+#define WAIT_CYCLE_BEFORE_USING_SHIFT 12
+#define FC_SYNC_EN_DURATION_MASK 0xf
+#define FC_SYNC_EN_DURATION_SHIFT 8
+#define FC_SYNC_RST_EN_DURATION_MASK 0xf
+#define FC_SYNC_RST_EN_DURATION_SHIFT 4
+#define FC_SYNC_RST_DURATION_MASK 0xf
+#define FC_SYNC_RST_DURATION_SHIFT 0
+
+#define EMMC_PHY_FUNC_CONTROL (EMMC_PHY_REG_BASE + 0x4)
+#define DQ_ASYNC_MODE BIT(4)
+#define DQ_DDR_MODE_SHIFT 8
+#define DQ_DDR_MODE_MASK 0xff
+#define CMD_DDR_MODE BIT(16)
+
+#define EMMC_PHY_PAD_CONTROL (EMMC_PHY_REG_BASE + 0x8)
+#define REC_EN_SHIFT 24
+#define REC_EN_MASK 0xf
+#define FC_DQ_RECEN BIT(24)
+#define FC_CMD_RECEN BIT(25)
+#define FC_QSP_RECEN BIT(26)
+#define FC_QSN_RECEN BIT(27)
+#define OEN_QSN BIT(28)
+#define AUTO_RECEN_CTRL BIT(30)
+
+#define EMMC_PHY_PAD_CONTROL1 (EMMC_PHY_REG_BASE + 0xc)
+#define EMMC5_1_FC_QSP_PD BIT(9)
+#define EMMC5_1_FC_QSP_PU BIT(25)
+#define EMMC5_1_FC_CMD_PD BIT(8)
+#define EMMC5_1_FC_CMD_PU BIT(24)
+#define EMMC5_1_FC_DQ_PD 0xff
+#define EMMC5_1_FC_DQ_PU (0xff << 16)
+
+#define SDHCI_RETUNE_EVT_INTSIG 0x00001000
+
+/* Hyperion only have one slot 0 */
+#define XENON_MMC_SLOT_ID_HYPERION 0
+
+#define MMC_TIMING_LEGACY 0
+#define MMC_TIMING_MMC_HS 1
+#define MMC_TIMING_SD_HS 2
+#define MMC_TIMING_UHS_SDR12 3
+#define MMC_TIMING_UHS_SDR25 4
+#define MMC_TIMING_UHS_SDR50 5
+#define MMC_TIMING_UHS_SDR104 6
+#define MMC_TIMING_UHS_DDR50 7
+#define MMC_TIMING_MMC_DDR52 8
+#define MMC_TIMING_MMC_HS200 9
+#define MMC_TIMING_MMC_HS400 10
+
+#define XENON_MMC_MAX_CLK 400000000
+
+enum soc_pad_ctrl_type {
+ SOC_PAD_SD,
+ SOC_PAD_FIXED_1_8V,
+};
+
+struct xenon_sdhci_plat {
+ struct mmc_config cfg;
+ struct mmc mmc;
+};
+
+struct xenon_sdhci_priv {
+ struct sdhci_host host;
+
+ u8 timing;
+
+ unsigned int clock;
+
+ void *pad_ctrl_reg;
+ int pad_type;
+};
+
+static int xenon_mmc_phy_init(struct sdhci_host *host)
+{
+ struct xenon_sdhci_priv *priv = host->mmc->priv;
+ u32 clock = priv->clock;
+ u32 time;
+ u32 var;
+
+ /* Enable QSP PHASE SELECT */
+ var = sdhci_readl(host, EMMC_PHY_TIMING_ADJUST);
+ var |= SAMPL_INV_QSP_PHASE_SELECT;
+ if ((priv->timing == MMC_TIMING_UHS_SDR50) ||
+ (priv->timing == MMC_TIMING_UHS_SDR25) ||
+ (priv->timing == MMC_TIMING_UHS_SDR12) ||
+ (priv->timing == MMC_TIMING_SD_HS) ||
+ (priv->timing == MMC_TIMING_LEGACY))
+ var |= EMMC_PHY_SLOW_MODE;
+ sdhci_writel(host, var, EMMC_PHY_TIMING_ADJUST);
+
+ /* Poll for host MMC PHY clock init to be stable */
+ /* Wait up to 10ms */
+ time = 100;
+ while (time--) {
+ var = sdhci_readl(host, SDHCI_CLOCK_CONTROL);
+ if (var & SDHCI_CLOCK_INT_STABLE)
+ break;
+
+ udelay(100);
+ }
+
+ if (time <= 0) {
+ error("Failed to enable MMC internal clock in time\n");
+ return -ETIMEDOUT;
+ }
+
+ /* Init PHY */
+ var = sdhci_readl(host, EMMC_PHY_TIMING_ADJUST);
+ var |= PHY_INITIALIZAION;
+ sdhci_writel(host, var, EMMC_PHY_TIMING_ADJUST);
+
+ if (clock == 0) {
+ /* Use the possibly slowest bus frequency value */
+ clock = 100000;
+ }
+
+ /* Poll for host eMMC PHY init to complete */
+ /* Wait up to 10ms */
+ time = 100;
+ while (time--) {
+ var = sdhci_readl(host, EMMC_PHY_TIMING_ADJUST);
+ var &= PHY_INITIALIZAION;
+ if (!var)
+ break;
+
+ /* wait for host eMMC PHY init to complete */
+ udelay(100);
+ }
+
+ if (time <= 0) {
+ error("Failed to init MMC PHY in time\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+#define ARMADA_3700_SOC_PAD_1_8V 0x1
+#define ARMADA_3700_SOC_PAD_3_3V 0x0
+
+static void armada_3700_soc_pad_voltage_set(struct sdhci_host *host)
+{
+ struct xenon_sdhci_priv *priv = host->mmc->priv;
+
+ if (priv->pad_type == SOC_PAD_FIXED_1_8V)
+ writel(ARMADA_3700_SOC_PAD_1_8V, priv->pad_ctrl_reg);
+ else if (priv->pad_type == SOC_PAD_SD)
+ writel(ARMADA_3700_SOC_PAD_3_3V, priv->pad_ctrl_reg);
+}
+
+static void xenon_mmc_phy_set(struct sdhci_host *host)
+{
+ struct xenon_sdhci_priv *priv = host->mmc->priv;
+ u32 var;
+
+ /* Setup pad, set bit[30], bit[28] and bits[26:24] */
+ var = sdhci_readl(host, EMMC_PHY_PAD_CONTROL);
+ var |= AUTO_RECEN_CTRL | OEN_QSN | FC_QSP_RECEN |
+ FC_CMD_RECEN | FC_DQ_RECEN;
+ sdhci_writel(host, var, EMMC_PHY_PAD_CONTROL);
+
+ /* Set CMD and DQ Pull Up */
+ var = sdhci_readl(host, EMMC_PHY_PAD_CONTROL1);
+ var |= (EMMC5_1_FC_CMD_PU | EMMC5_1_FC_DQ_PU);
+ var &= ~(EMMC5_1_FC_CMD_PD | EMMC5_1_FC_DQ_PD);
+ sdhci_writel(host, var, EMMC_PHY_PAD_CONTROL1);
+
+ /*
+ * If timing belongs to high speed, set bit[17] of
+ * EMMC_PHY_TIMING_ADJUST register
+ */
+ if ((priv->timing == MMC_TIMING_MMC_HS400) ||
+ (priv->timing == MMC_TIMING_MMC_HS200) ||
+ (priv->timing == MMC_TIMING_UHS_SDR50) ||
+ (priv->timing == MMC_TIMING_UHS_SDR104) ||
+ (priv->timing == MMC_TIMING_UHS_DDR50) ||
+ (priv->timing == MMC_TIMING_UHS_SDR25) ||
+ (priv->timing == MMC_TIMING_MMC_DDR52)) {
+ var = sdhci_readl(host, EMMC_PHY_TIMING_ADJUST);
+ var |= OUTPUT_QSN_PHASE_SELECT;
+ sdhci_writel(host, var, EMMC_PHY_TIMING_ADJUST);
+ }
+
+ /*
+ * When setting EMMC_PHY_FUNC_CONTROL register,
+ * SD clock should be disabled
+ */
+ var = sdhci_readl(host, SDHCI_CLOCK_CONTROL);
+ var &= ~SDHCI_CLOCK_CARD_EN;
+ sdhci_writew(host, var, SDHCI_CLOCK_CONTROL);
+
+ var = sdhci_readl(host, EMMC_PHY_FUNC_CONTROL);
+ if (host->mmc->ddr_mode) {
+ var |= (DQ_DDR_MODE_MASK << DQ_DDR_MODE_SHIFT) | CMD_DDR_MODE;
+ } else {
+ var &= ~((DQ_DDR_MODE_MASK << DQ_DDR_MODE_SHIFT) |
+ CMD_DDR_MODE);
+ }
+ sdhci_writel(host, var, EMMC_PHY_FUNC_CONTROL);
+
+ /* Enable bus clock */
+ var = sdhci_readl(host, SDHCI_CLOCK_CONTROL);
+ var |= SDHCI_CLOCK_CARD_EN;
+ sdhci_writew(host, var, SDHCI_CLOCK_CONTROL);
+
+ xenon_mmc_phy_init(host);
+}
+
+/* Enable/Disable the Auto Clock Gating function of this slot */
+static void xenon_mmc_set_acg(struct sdhci_host *host, bool enable)
+{
+ u32 var;
+
+ var = sdhci_readl(host, SDHC_SYS_OP_CTRL);
+ if (enable)
+ var &= ~AUTO_CLKGATE_DISABLE_MASK;
+ else
+ var |= AUTO_CLKGATE_DISABLE_MASK;
+
+ sdhci_writel(host, var, SDHC_SYS_OP_CTRL);
+}
+
+#define SLOT_MASK(slot) BIT(slot)
+
+/* Enable specific slot */
+static void xenon_mmc_enable_slot(struct sdhci_host *host, u8 slot)
+{
+ u32 var;
+
+ var = sdhci_readl(host, SDHC_SYS_OP_CTRL);
+ var |= SLOT_MASK(slot) << SLOT_ENABLE_SHIFT;
+ sdhci_writel(host, var, SDHC_SYS_OP_CTRL);
+}
+
+/* Enable Parallel Transfer Mode */
+static void xenon_mmc_enable_parallel_tran(struct sdhci_host *host, u8 slot)
+{
+ u32 var;
+
+ var = sdhci_readl(host, SDHC_SYS_EXT_OP_CTRL);
+ var |= SLOT_MASK(slot);
+ sdhci_writel(host, var, SDHC_SYS_EXT_OP_CTRL);
+}
+
+static void xenon_mmc_disable_tuning(struct sdhci_host *host, u8 slot)
+{
+ u32 var;
+
+ /* Clear the Re-Tuning Request functionality */
+ var = sdhci_readl(host, SDHC_SLOT_RETUNING_REQ_CTRL);
+ var &= ~RETUNING_COMPATIBLE;
+ sdhci_writel(host, var, SDHC_SLOT_RETUNING_REQ_CTRL);
+
+ /* Clear the Re-tuning Event Signal Enable */
+ var = sdhci_readl(host, SDHCI_SIGNAL_ENABLE);
+ var &= ~SDHCI_RETUNE_EVT_INTSIG;
+ sdhci_writel(host, var, SDHCI_SIGNAL_ENABLE);
+}
+
+/* Mask command conflict error */
+static void xenon_mask_cmd_conflict_err(struct sdhci_host *host)
+{
+ u32 reg;
+
+ reg = sdhci_readl(host, SDHC_SYS_EXT_OP_CTRL);
+ reg |= MASK_CMD_CONFLICT_ERROR;
+ sdhci_writel(host, reg, SDHC_SYS_EXT_OP_CTRL);
+}
+
+/* Platform specific function for post set_ios configuration */
+static void xenon_sdhci_set_ios_post(struct sdhci_host *host)
+{
+ struct xenon_sdhci_priv *priv = host->mmc->priv;
+ uint speed = host->mmc->tran_speed;
+ int pwr_18v = 0;
+
+ if ((sdhci_readb(host, SDHCI_POWER_CONTROL) & ~SDHCI_POWER_ON) ==
+ SDHCI_POWER_180)
+ pwr_18v = 1;
+
+ /* Set timing variable according to the configured speed */
+ if (IS_SD(host->mmc)) {
+ /* SD/SDIO */
+ if (pwr_18v) {
+ if (host->mmc->ddr_mode)
+ priv->timing = MMC_TIMING_UHS_DDR50;
+ else if (speed <= 25000000)
+ priv->timing = MMC_TIMING_UHS_SDR25;
+ else
+ priv->timing = MMC_TIMING_UHS_SDR50;
+ } else {
+ if (speed <= 25000000)
+ priv->timing = MMC_TIMING_LEGACY;
+ else
+ priv->timing = MMC_TIMING_SD_HS;
+ }
+ } else {
+ /* eMMC */
+ if (host->mmc->ddr_mode)
+ priv->timing = MMC_TIMING_MMC_DDR52;
+ else if (speed <= 26000000)
+ priv->timing = MMC_TIMING_LEGACY;
+ else
+ priv->timing = MMC_TIMING_MMC_HS;
+ }
+
+ /* Re-init the PHY */
+ xenon_mmc_phy_set(host);
+}
+
+/* Install a driver specific handler for post set_ios configuration */
+static const struct sdhci_ops xenon_sdhci_ops = {
+ .set_ios_post = xenon_sdhci_set_ios_post
+};
+
+static int xenon_sdhci_probe(struct udevice *dev)
+{
+ struct xenon_sdhci_plat *plat = dev_get_platdata(dev);
+ struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
+ struct xenon_sdhci_priv *priv = dev_get_priv(dev);
+ struct sdhci_host *host = dev_get_priv(dev);
+ int ret;
+
+ host->mmc = &plat->mmc;
+ host->mmc->priv = host;
+ host->mmc->dev = dev;
+ upriv->mmc = host->mmc;
+
+ /* Set quirks */
+ host->quirks = SDHCI_QUIRK_WAIT_SEND_CMD | SDHCI_QUIRK_32BIT_DMA_ADDR;
+
+ /* Set default timing */
+ priv->timing = MMC_TIMING_LEGACY;
+
+ /* Disable auto clock gating during init */
+ xenon_mmc_set_acg(host, false);
+
+ /* Enable slot */
+ xenon_mmc_enable_slot(host, XENON_MMC_SLOT_ID_HYPERION);
+
+ /*
+ * Set default power on SoC PHY PAD register (currently only
+ * available on the Armada 3700)
+ */
+ if (priv->pad_ctrl_reg)
+ armada_3700_soc_pad_voltage_set(host);
+
+ host->host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_DDR_52MHz;
+ switch (fdtdec_get_int(gd->fdt_blob, dev->of_offset, "bus-width", 1)) {
+ case 8:
+ host->host_caps |= MMC_MODE_8BIT;
+ break;
+ case 4:
+ host->host_caps |= MMC_MODE_4BIT;
+ break;
+ case 1:
+ break;
+ default:
+ printf("Invalid \"bus-width\" value\n");
+ return -EINVAL;
+ }
+
+ host->ops = &xenon_sdhci_ops;
+
+ ret = sdhci_setup_cfg(&plat->cfg, host, XENON_MMC_MAX_CLK, 0);
+ if (ret)
+ return ret;
+
+ ret = sdhci_probe(dev);
+ if (ret)
+ return ret;
+
+ /* Enable parallel transfer */
+ xenon_mmc_enable_parallel_tran(host, XENON_MMC_SLOT_ID_HYPERION);
+
+ /* Disable tuning functionality of this slot */
+ xenon_mmc_disable_tuning(host, XENON_MMC_SLOT_ID_HYPERION);
+
+ /* Enable auto clock gating after init */
+ xenon_mmc_set_acg(host, true);
+
+ xenon_mask_cmd_conflict_err(host);
+
+ return ret;
+}
+
+static int xenon_sdhci_ofdata_to_platdata(struct udevice *dev)
+{
+ struct sdhci_host *host = dev_get_priv(dev);
+ struct xenon_sdhci_priv *priv = dev_get_priv(dev);
+ const char *name;
+
+ host->name = dev->name;
+ host->ioaddr = (void *)dev_get_addr(dev);
+
+ if (of_device_is_compatible(dev, "marvell,armada-3700-sdhci"))
+ priv->pad_ctrl_reg = (void *)dev_get_addr_index(dev, 1);
+
+ name = fdt_getprop(gd->fdt_blob, dev->of_offset, "marvell,pad-type",
+ NULL);
+ if (name) {
+ if (0 == strncmp(name, "sd", 2)) {
+ priv->pad_type = SOC_PAD_SD;
+ } else if (0 == strncmp(name, "fixed-1-8v", 10)) {
+ priv->pad_type = SOC_PAD_FIXED_1_8V;
+ } else {
+ printf("Unsupported SOC PHY PAD ctrl type %s\n", name);
+ return -EINVAL;
+ }
+ }
+
+ return 0;
+}
+
+static int xenon_sdhci_bind(struct udevice *dev)
+{
+ struct xenon_sdhci_plat *plat = dev_get_platdata(dev);
+
+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
+}
+
+static const struct udevice_id xenon_sdhci_ids[] = {
+ { .compatible = "marvell,armada-8k-sdhci",},
+ { .compatible = "marvell,armada-3700-sdhci",},
+ { }
+};
+
+U_BOOT_DRIVER(xenon_sdhci_drv) = {
+ .name = "xenon_sdhci",
+ .id = UCLASS_MMC,
+ .of_match = xenon_sdhci_ids,
+ .ofdata_to_platdata = xenon_sdhci_ofdata_to_platdata,
+ .ops = &sdhci_ops,
+ .bind = xenon_sdhci_bind,
+ .probe = xenon_sdhci_probe,
+ .priv_auto_alloc_size = sizeof(struct xenon_sdhci_priv),
+ .platdata_auto_alloc_size = sizeof(struct xenon_sdhci_plat),
+};
diff --git a/include/configs/mvebu_armada-8k.h b/include/configs/mvebu_armada-8k.h
index 27dc628..58b8801 100644
--- a/include/configs/mvebu_armada-8k.h
+++ b/include/configs/mvebu_armada-8k.h
@@ -114,6 +114,9 @@
#define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
CONFIG_SYS_SCSI_MAX_LUN)
+/* MMC/SD IP block */
+#define CONFIG_GENERIC_MMC
+
#define CONFIG_SUPPORT_VFAT
/* DISK Partition support */
diff --git a/include/configs/mvebu_db-88f3720.h b/include/configs/mvebu_db-88f3720.h
index caaad86..49a4d89 100644
--- a/include/configs/mvebu_db-88f3720.h
+++ b/include/configs/mvebu_db-88f3720.h
@@ -126,6 +126,9 @@
#define CONFIG_SYS_SCSI_MAX_DEVICE (CONFIG_SYS_SCSI_MAX_SCSI_ID * \
CONFIG_SYS_SCSI_MAX_LUN)
+/* MMC/SD IP block */
+#define CONFIG_GENERIC_MMC
+
#define CONFIG_SUPPORT_VFAT
/* DISK Partition support */
diff --git a/include/sdhci.h b/include/sdhci.h
index fdef7c4..6a43271 100644
--- a/include/sdhci.h
+++ b/include/sdhci.h
@@ -235,6 +235,7 @@ struct sdhci_ops {
#endif
int (*get_cd)(struct sdhci_host *host);
void (*set_control_reg)(struct sdhci_host *host);
+ void (*set_ios_post)(struct sdhci_host *host);
void (*set_clock)(struct sdhci_host *host, u32 div);
};