[U-Boot] [PATCH v5 27/28] ls2085a: esdhc: Add esdhc support for ls2085a

York Sun Fri, 20 Mar 2015 19:33:07 -0700

From: Yangbo Lu <yangbo...@freescale.com>

This patch adds esdhc support for ls2085a.


Signed-off-by: Yangbo Lu <yangbo...@freescale.com>
Signed-off-by: York Sun <york...@freescale.com>
---

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 arch/arm/cpu/armv8/fsl-lsch3/cpu.c           |   10 +++++++
 arch/arm/cpu/armv8/fsl-lsch3/fdt.c           |    7 +++++
 arch/arm/include/asm/arch-fsl-lsch3/config.h |    2 ++
 drivers/mmc/fsl_esdhc.c                      |   36 ++++++++++++++++++++++++--
 include/configs/ls2085a_common.h             |    5 ++--
 include/configs/ls2085aqds.h                 |   19 +++++++++++++-
 include/configs/ls2085ardb.h                 |   11 +++++++-
 include/fsl_esdhc.h                          |    4 +++
 8 files changed, 88 insertions(+), 6 deletions(-)

diff --git a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c 
b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
index 22b5fb2..e738c49 100644
--- a/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-lsch3/cpu.c
@@ -13,6 +13,9 @@
 #include <fsl_debug_server.h>
 #include <fsl-mc/fsl_mc.h>
 #include <asm/arch/fsl_serdes.h>
+#ifdef CONFIG_FSL_ESDHC
+#include <fsl_esdhc.h>
+#endif
 #include "cpu.h"
 #include "mp.h"
 #include "speed.h"
@@ -416,6 +419,13 @@ int print_cpuinfo(void)
 }
 #endif
 
+#ifdef CONFIG_FSL_ESDHC
+int cpu_mmc_init(bd_t *bis)
+{
+       return fsl_esdhc_mmc_init(bis);
+}
+#endif
+
 int cpu_eth_init(bd_t *bis)
 {
        int error = 0;
diff --git a/arch/arm/cpu/armv8/fsl-lsch3/fdt.c 
b/arch/arm/cpu/armv8/fsl-lsch3/fdt.c
index 42c5b58..d370023 100644
--- a/arch/arm/cpu/armv8/fsl-lsch3/fdt.c
+++ b/arch/arm/cpu/armv8/fsl-lsch3/fdt.c
@@ -7,6 +7,9 @@
 #include <common.h>
 #include <libfdt.h>
 #include <fdt_support.h>
+#ifdef CONFIG_FSL_ESDHC
+#include <fsl_esdhc.h>
+#endif
 #include "mp.h"
 
 #ifdef CONFIG_MP
@@ -65,4 +68,8 @@ void ft_cpu_setup(void *blob, bd_t *bd)
        do_fixup_by_compat_u32(blob, "fsl,ns16550",
                               "clock-frequency", CONFIG_SYS_NS16550_CLK, 1);
 #endif
+
+#if defined(CONFIG_FSL_ESDHC)
+       fdt_fixup_esdhc(blob, bd);
+#endif
 }
diff --git a/arch/arm/include/asm/arch-fsl-lsch3/config.h 
b/arch/arm/include/asm/arch-fsl-lsch3/config.h
index 77c20ab..ca8d38c 100644
--- a/arch/arm/include/asm/arch-fsl-lsch3/config.h
+++ b/arch/arm/include/asm/arch-fsl-lsch3/config.h
@@ -31,6 +31,7 @@
 #define CONFIG_SYS_FSL_CH3_CLK_GRPA_ADDR       (CONFIG_SYS_IMMR + 0x00300000)
 #define CONFIG_SYS_FSL_CH3_CLK_GRPB_ADDR       (CONFIG_SYS_IMMR + 0x00310000)
 #define CONFIG_SYS_FSL_CH3_CLK_CTRL_ADDR       (CONFIG_SYS_IMMR + 0x00370000)
+#define CONFIG_SYS_FSL_ESDHC_ADDR              (CONFIG_SYS_IMMR + 0x01140000)
 #define CONFIG_SYS_IFC_ADDR                    (CONFIG_SYS_IMMR + 0x01240000)
 #define CONFIG_SYS_NS16550_COM1                        (CONFIG_SYS_IMMR + 
0x011C0500)
 #define CONFIG_SYS_NS16550_COM2                        (CONFIG_SYS_IMMR + 
0x011C0600)
@@ -110,6 +111,7 @@
 #define CONFIG_MAX_MEM_MAPPED          CONFIG_SYS_LS2_DDR_BLOCK1_SIZE
 #define CONFIG_SYS_FSL_DDR_VER         FSL_DDR_VER_5_0
 
+#define CONFIG_SYS_FSL_ESDHC_LE
 /* IFC */
 #define CONFIG_SYS_FSL_IFC_LE
 #define CONFIG_SYS_MEMAC_LITTLE_ENDIAN
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c
index c5e270d..7528b9d 100644
--- a/drivers/mmc/fsl_esdhc.c
+++ b/drivers/mmc/fsl_esdhc.c
@@ -105,7 +105,8 @@ static uint esdhc_xfertyp(struct mmc_cmd *cmd, struct 
mmc_data *data)
        else if (cmd->resp_type & MMC_RSP_PRESENT)
                xfertyp |= XFERTYP_RSPTYP_48;
 
-#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || 
defined(CONFIG_LS102XA)
+#if defined(CONFIG_MX53) || defined(CONFIG_PPC_T4240) || \
+       defined(CONFIG_LS102XA) || defined(CONFIG_LS2085A)
        if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION)
                xfertyp |= XFERTYP_CMDTYP_ABORT;
 #endif
@@ -183,7 +184,9 @@ static int esdhc_setup_data(struct mmc *mmc, struct 
mmc_data *data)
        int timeout;
        struct fsl_esdhc_cfg *cfg = mmc->priv;
        struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base;
-
+#ifdef CONFIG_LS2085A
+       dma_addr_t addr;
+#endif
        uint wml_value;
 
        wml_value = data->blocksize/4;
@@ -194,8 +197,16 @@ static int esdhc_setup_data(struct mmc *mmc, struct 
mmc_data *data)
 
                esdhc_clrsetbits32(&regs->wml, WML_RD_WML_MASK, wml_value);
 #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
+#ifdef CONFIG_LS2085A
+               addr = virt_to_phys((void *)(data->dest));
+               if (upper_32_bits(addr))
+                       printf("Error found for upper 32 bits\n");
+               else
+                       esdhc_write32(&regs->dsaddr, lower_32_bits(addr));
+#else
                esdhc_write32(&regs->dsaddr, (u32)data->dest);
 #endif
+#endif
        } else {
 #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
                flush_dcache_range((ulong)data->src,
@@ -212,8 +223,16 @@ static int esdhc_setup_data(struct mmc *mmc, struct 
mmc_data *data)
                esdhc_clrsetbits32(&regs->wml, WML_WR_WML_MASK,
                                        wml_value << 16);
 #ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO
+#ifdef CONFIG_LS2085A
+               addr = virt_to_phys((void *)(data->src));
+               if (upper_32_bits(addr))
+                       printf("Error found for upper 32 bits\n");
+               else
+                       esdhc_write32(&regs->dsaddr, lower_32_bits(addr));
+#else
                esdhc_write32(&regs->dsaddr, (u32)data->src);
 #endif
+#endif
        }
 
        esdhc_write32(&regs->blkattr, data->blocks << 16 | data->blocksize);
@@ -259,10 +278,23 @@ static int esdhc_setup_data(struct mmc *mmc, struct 
mmc_data *data)
 static void check_and_invalidate_dcache_range
        (struct mmc_cmd *cmd,
         struct mmc_data *data) {
+#ifdef CONFIG_LS2085A
+       unsigned start = 0;
+#else
        unsigned start = (unsigned)data->dest ;
+#endif
        unsigned size = roundup(ARCH_DMA_MINALIGN,
                                data->blocks*data->blocksize);
        unsigned end = start+size ;
+#ifdef CONFIG_LS2085A
+       dma_addr_t addr;
+
+       addr = virt_to_phys((void *)(data->dest));
+       if (upper_32_bits(addr))
+               printf("Error found for upper 32 bits\n");
+       else
+               start = lower_32_bits(addr);
+#endif
        invalidate_dcache_range(start, end);
 }
 #endif
diff --git a/include/configs/ls2085a_common.h b/include/configs/ls2085a_common.h
index 9bc3869..54c4e5c 100644
--- a/include/configs/ls2085a_common.h
+++ b/include/configs/ls2085a_common.h
@@ -155,6 +155,9 @@ unsigned long long get_qixis_addr(void);
 #define QIXIS_BASE                             get_qixis_addr()
 #define QIXIS_BASE_PHYS                                0x20000000
 #define QIXIS_BASE_PHYS_EARLY                  0xC000000
+#define QIXIS_STAT_PRES1                       0xb
+#define QIXIS_SDID_MASK                                0x07
+#define QIXIS_ESDHC_NO_ADAPTER                 0x7
 
 #define CONFIG_SYS_NAND_BASE                   0x530000000ULL
 #define CONFIG_SYS_NAND_BASE_PHYS              0x30000000
@@ -219,8 +222,6 @@ unsigned long long get_qixis_addr(void);
 #define CONFIG_CMD_BOOTD
 #define CONFIG_CMD_ECHO
 #define CONFIG_CMD_SOURCE
-#define CONFIG_CMD_FAT
-#define CONFIG_DOS_PARTITION
 
 /* Miscellaneous configurable options */
 #define CONFIG_SYS_LOAD_ADDR   (CONFIG_SYS_DDR_SDRAM_BASE + 0x10000000)
diff --git a/include/configs/ls2085aqds.h b/include/configs/ls2085aqds.h
index 7307a59..1de387a 100644
--- a/include/configs/ls2085aqds.h
+++ b/include/configs/ls2085aqds.h
@@ -278,6 +278,14 @@ unsigned long get_board_ddr_clk(void);
 #define I2C_MUX_CH_DEFAULT      0x8
 
 /*
+ * MMC
+ */
+#ifdef CONFIG_MMC
+#define CONFIG_ESDHC_DETECT_QUIRK ((readb(QIXIS_BASE + QIXIS_STAT_PRES1) & \
+       QIXIS_SDID_MASK) != QIXIS_ESDHC_NO_ADAPTER)
+#endif
+
+/*
  * RTC configuration
  */
 #define RTC
@@ -307,7 +315,16 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_CMD_NET
 #endif
 
-
+/*  MMC  */
+#define CONFIG_MMC
+#ifdef CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_FSL_ESDHC
+#define CONFIG_SYS_FSL_MMC_HAS_CAPBLT_VS33
+#define CONFIG_GENERIC_MMC
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+#endif
 
 /* Initial environment variables */
 #undef CONFIG_EXTRA_ENV_SETTINGS
diff --git a/include/configs/ls2085ardb.h b/include/configs/ls2085ardb.h
index e97f054..d87532a 100644
--- a/include/configs/ls2085ardb.h
+++ b/include/configs/ls2085ardb.h
@@ -280,7 +280,16 @@ unsigned long get_board_sys_clk(void);
 #define CONFIG_CMD_NET
 #endif
 
-
+/*  MMC  */
+#define CONFIG_MMC
+#ifdef CONFIG_MMC
+#define CONFIG_CMD_MMC
+#define CONFIG_FSL_ESDHC
+#define CONFIG_SYS_FSL_MMC_HAS_CAPBLT_VS33
+#define CONFIG_GENERIC_MMC
+#define CONFIG_CMD_FAT
+#define CONFIG_DOS_PARTITION
+#endif
 
 /* Initial environment variables */
 #undef CONFIG_EXTRA_ENV_SETTINGS
diff --git a/include/fsl_esdhc.h b/include/fsl_esdhc.h
index 57295b4..41bf05b 100644
--- a/include/fsl_esdhc.h
+++ b/include/fsl_esdhc.h
@@ -158,7 +158,11 @@
 #define ESDHC_VENDORSPEC_VSELECT 0x00000002 /* Use 1.8V */
 
 struct fsl_esdhc_cfg {
+#ifdef CONFIG_LS2085A
+       u64     esdhc_base;
+#else
        u32     esdhc_base;
+#endif
        u32     sdhc_clk;
        u8      max_bus_width;
        struct mmc_config cfg;
-- 
1.7.9.5

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[U-Boot] [PATCH v5 27/28] ls2085a: esdhc: Add esdhc support for ls2085a

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