mmc driver still relies on platform specific functions
being invoked from the driver by means of function pointers
being passed through platform_data structure.
use the auxdata for now to pass these the same way until
we find a way to get rid of these calls from the driver.

Signed-off-by: Rajendra Nayak <rna...@ti.com>
---
 arch/arm/mach-omap2/board-generic.c |   19 +++++++++++++++++--
 arch/arm/mach-omap2/hsmmc.c         |    9 +++++----
 arch/arm/mach-omap2/hsmmc.h         |    5 +++++
 drivers/mmc/host/omap_hsmmc.c       |    8 ++++++++
 4 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-omap2/board-generic.c 
b/arch/arm/mach-omap2/board-generic.c
index 62c6b2e..af2fdd9 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -15,14 +15,29 @@
 #include <linux/io.h>
 #include <linux/of_platform.h>
 #include <linux/irqdomain.h>
+#include <linux/i2c/twl.h>
 
 #include <mach/hardware.h>
 #include <asm/mach/arch.h>
 
 #include <plat/board.h>
 #include <plat/common.h>
+#include <plat/mmc.h>
 #include <mach/omap4-common.h>
+#include "hsmmc.h"
+
+struct omap_mmc_platform_data omap4_mmc1_pdata = {
+       .init = twl6030_mmc_card_detect_config,
+       .slots[0] = {
+               .before_set_reg = omap4_hsmmc1_before_set_reg,
+               .after_set_reg = omap4_hsmmc1_after_set_reg,
+       },
+};
 
+struct of_dev_auxdata omap_auxdata_lookup[] __initdata = {
+       OF_DEV_AUXDATA("ti,omap-hsmmc0", 0x4809c000, "omap_hsmmc.0", 
&omap4_mmc1_pdata),
+       {}
+};
 
 static struct of_device_id omap_dt_match_table[] __initdata = {
        { .compatible = "simple-bus", },
@@ -44,8 +59,8 @@ static void __init omap_generic_init(void)
 
        omap_serial_init();
        omap_sdrc_init(NULL, NULL);
-
-       of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);
+       omap2_hsmmc_init(NULL);
+       of_platform_populate(NULL, omap_dt_match_table, omap_auxdata_lookup, 
NULL);
 }
 
 #if defined(CONFIG_SOC_OMAP2420)
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index 7708584..dc698be 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -120,7 +120,7 @@ static void omap_hsmmc1_after_set_reg(struct device *dev, 
int slot,
        }
 }
 
-static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
+void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
                                  int power_on, int vdd)
 {
        u32 reg;
@@ -141,7 +141,7 @@ static void omap4_hsmmc1_before_set_reg(struct device *dev, 
int slot,
        omap4_ctrl_pad_writel(reg, control_pbias_offset);
 }
 
-static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
+void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
                                 int power_on, int vdd)
 {
        u32 reg;
@@ -495,8 +495,9 @@ void __init omap2_hsmmc_init(struct omap2_hsmmc_info 
*controllers)
                omap4_ctrl_pad_writel(reg, control_mmc1);
        }
 
-       for (; controllers->mmc; controllers++)
-               omap_init_hsmmc(controllers, controllers->mmc);
+       if (controllers)
+               for (; controllers->mmc; controllers++)
+                       omap_init_hsmmc(controllers, controllers->mmc);
 
 }
 
diff --git a/arch/arm/mach-omap2/hsmmc.h b/arch/arm/mach-omap2/hsmmc.h
index f757e78..543ab4d 100644
--- a/arch/arm/mach-omap2/hsmmc.h
+++ b/arch/arm/mach-omap2/hsmmc.h
@@ -34,6 +34,11 @@ struct omap2_hsmmc_info {
 #if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
 
 void omap2_hsmmc_init(struct omap2_hsmmc_info *);
+extern void omap4_hsmmc1_before_set_reg(struct device *dev, int slot,
+                               int power_on, int vdd);
+extern void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
+                               int power_on, int vdd);
+
 
 #else
 
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 90b4a61..5fb5a95 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1953,6 +1953,7 @@ static const struct of_device_id omap_mmc_of_match[];
 static int __init omap_hsmmc_probe(struct platform_device *pdev)
 {
        struct omap_mmc_platform_data *pdata = pdev->dev.platform_data;
+       struct omap_mmc_platform_data *aux_pdata = pdev->dev.platform_data;
        struct mmc_host *mmc;
        struct omap_hsmmc_host *host = NULL;
        struct resource *res;
@@ -1964,6 +1965,13 @@ static int __init omap_hsmmc_probe(struct 
platform_device *pdev)
                pdata = of_get_hsmmc_pdata(&pdev->dev);
                if (match->data)
                        pdata->reg_offset = *(u16 *)match->data;
+               if (aux_pdata) {
+                       pdata->init = aux_pdata->init;
+                       pdata->slots[0].before_set_reg =
+                                aux_pdata->slots[0].before_set_reg;
+                       pdata->slots[0].after_set_reg =
+                                aux_pdata->slots[0].after_set_reg;
+               }
        }
 
        if (pdata == NULL) {
-- 
1.7.1

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