Hi Kishore,

On 8/20/2010 10:10 PM, Kadiyala, Kishore wrote:
Update register offsets and dev attributes for MMC controllers on
OMAP4

Cc: Kevin Hilman<[email protected]>
Cc: Benoit Cousson<[email protected]>
Signed-off-by: Kishore Kadiyala<[email protected]>
---
  arch/arm/mach-omap2/omap_hwmod_44xx_data.c |   17 +++++++++++++++--
  1 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c 
b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index b7268f6..db62b84 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -22,6 +22,7 @@

  #include<plat/omap_hwmod.h>
  #include<plat/cpu.h>
+#include<plat/mmc.h>

  #include "omap_hwmod_common_data.h"

@@ -408,8 +409,8 @@ static struct omap_hwmod omap44xx_l4_wkup_hwmod = {
   */

  static struct omap_hwmod_class_sysconfig omap44xx_mmc_sysc = {
-       .rev_offs       = 0x0000,
-       .sysc_offs      = 0x0010,
+       .rev_offs       = 0x02FC,
+       .sysc_offs      = 0x0110,

You should not use these registers. MMC is one of the few IP that contains both legacy and highlander version of the registers, hence the _HL prefix for the MMCHS_HL_REV and MMCHS_HL_SYSCONFIG.

I don't know why the legacy registers are still there, but you should use the highlander version.

Regards,
Benoit

        .syss_offs      = 0x0114,
        .sysc_flags     = (SYSC_HAS_SIDLEMODE | SYSC_HAS_EMUFREE |
                           SYSC_HAS_SOFTRESET | SYSC_HAS_MIDLEMODE),
@@ -424,6 +425,11 @@ static struct omap_hwmod_class omap44xx_mmc_hwmod_class = {
  };

  /* mmc1 */
+
+static struct mmc_dev_attr mmc1_dev_attr = {
+       .flags = MMC_INTERNAL_XCVR,
+};
+
  static struct omap_hwmod_irq_info omap44xx_mmc1_irqs[] = {
        { .irq = 83 + OMAP44XX_IRQ_GIC_START },
  };
@@ -478,10 +484,16 @@ static struct omap_hwmod omap44xx_mmc1_hwmod = {
        .slaves_cnt     = ARRAY_SIZE(omap44xx_mmc1_slaves),
        .masters        = omap44xx_mmc1_masters,
        .masters_cnt    = ARRAY_SIZE(omap44xx_mmc1_masters),
+       .dev_attr       =&mmc1_dev_attr,
        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
  };

  /* mmc2 */
+
+static struct mmc_dev_attr mmc2_dev_attr = {
+       .flags = MMC_SUPPORTS_EXTERNAL_XCVR,
+};
+
  static struct omap_hwmod_irq_info omap44xx_mmc2_irqs[] = {
        { .irq = 86 + OMAP44XX_IRQ_GIC_START },
  };
@@ -536,6 +548,7 @@ static struct omap_hwmod omap44xx_mmc2_hwmod = {
        .slaves_cnt     = ARRAY_SIZE(omap44xx_mmc2_slaves),
        .masters        = omap44xx_mmc2_masters,
        .masters_cnt    = ARRAY_SIZE(omap44xx_mmc2_masters),
+       .dev_attr       =&mmc2_dev_attr,
        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
  };


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