Merge tag 'cleanup-initcall' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...

[karo-tx-linux.git] / arch / arm / mach-omap2 / board-igep0020.c

diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c
index 21df74e835b7e15afd37a7804ab2027d8e600e31..74915295482ec849e0d0fefe5fc9a22703ee1f2c 100644 (file)
--- a/arch/arm/mach-omap2/board-igep0020.c
+++ b/arch/arm/mach-omap2/board-igep0020.c
@@ -24,6 +24,8 @@
 #include <linux/i2c/twl.h>
 #include <linux/mmc/host.h>
 
+#include <linux/mtd/nand.h>
+
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
@@ -32,13 +34,15 @@
 #include <plat/gpmc.h>
 #include <plat/usb.h>
 #include <video/omapdss.h>
-#include <video/omap-panel-dvi.h>
+#include <video/omap-panel-tfp410.h>
 #include <plat/onenand.h>
 
 #include "mux.h"
 #include "hsmmc.h"
 #include "sdram-numonyx-m65kxxxxam.h"
 #include "common-board-devices.h"
+#include "board-flash.h"
+#include "control.h"
 
 #define IGEP2_SMSC911X_CS       5
 #define IGEP2_SMSC911X_GPIO     176
@@ -60,6 +64,10 @@
 #define IGEP3_GPIO_LED1_RED    16
 #define IGEP3_GPIO_USBH_NRESET  183
 
+#define IGEP_SYSBOOT_MASK           0x1f
+#define IGEP_SYSBOOT_NAND           0x0f
+#define IGEP_SYSBOOT_ONENAND        0x10
+
 /*
  * IGEP2 Hardware Revision Table
  *
@@ -110,8 +118,10 @@ static void __init igep2_get_revision(void)
        gpio_free(IGEP2_GPIO_LED1_RED);
 }
 
-#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
-       defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
+#if defined(CONFIG_MTD_ONENAND_OMAP2) ||               \
+       defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) ||     \
+       defined(CONFIG_MTD_NAND_OMAP2) ||               \
+       defined(CONFIG_MTD_NAND_OMAP2_MODULE)
 
 #define ONENAND_MAP             0x20000000
 
@@ -123,7 +133,7 @@ static void __init igep2_get_revision(void)
  * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
  */
 
-static struct mtd_partition igep_onenand_partitions[] = {
+static struct mtd_partition igep_flash_partitions[] = {
        {
                .name           = "X-Loader",
                .offset         = 0,
@@ -151,50 +161,28 @@ static struct mtd_partition igep_onenand_partitions[] = {
        },
 };
 
-static struct omap_onenand_platform_data igep_onenand_data = {
-       .parts = igep_onenand_partitions,
-       .nr_parts = ARRAY_SIZE(igep_onenand_partitions),
-       .dma_channel    = -1,   /* disable DMA in OMAP OneNAND driver */
-};
-
-static struct platform_device igep_onenand_device = {
-       .name           = "omap2-onenand",
-       .id             = -1,
-       .dev = {
-               .platform_data = &igep_onenand_data,
-       },
-};
+static inline u32 igep_get_sysboot_value(void)
+{
+       return omap_ctrl_readl(OMAP343X_CONTROL_STATUS) & IGEP_SYSBOOT_MASK;
+}
 
 static void __init igep_flash_init(void)
 {
-       u8 cs = 0;
-       u8 onenandcs = GPMC_CS_NUM + 1;
-
-       for (cs = 0; cs < GPMC_CS_NUM; cs++) {
-               u32 ret;
-               ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
-
-               /* Check if NAND/oneNAND is configured */
-               if ((ret & 0xC00) == 0x800)
-                       /* NAND found */
-                       pr_err("IGEP: Unsupported NAND found\n");
-               else {
-                       ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG7);
-                       if ((ret & 0x3F) == (ONENAND_MAP >> 24))
-                               /* ONENAND found */
-                               onenandcs = cs;
-               }
-       }
-
-       if (onenandcs > GPMC_CS_NUM) {
-               pr_err("IGEP: Unable to find configuration in GPMC\n");
-               return;
+       u32 mux;
+       mux = igep_get_sysboot_value();
+
+       if (mux == IGEP_SYSBOOT_NAND) {
+               pr_info("IGEP: initializing NAND memory device\n");
+               board_nand_init(igep_flash_partitions,
+                               ARRAY_SIZE(igep_flash_partitions),
+                               0, NAND_BUSWIDTH_16);
+       } else if (mux == IGEP_SYSBOOT_ONENAND) {
+               pr_info("IGEP: initializing OneNAND memory device\n");
+               board_onenand_init(igep_flash_partitions,
+                                  ARRAY_SIZE(igep_flash_partitions), 0);
+       } else {
+               pr_err("IGEP: Flash: unsupported sysboot sequence found\n");
        }
-
-       igep_onenand_data.cs = onenandcs;
-
-       if (platform_device_register(&igep_onenand_device) < 0)
-               pr_err("IGEP: Unable to register OneNAND device\n");
 }
 
 #else
@@ -444,28 +432,15 @@ static struct twl4030_gpio_platform_data igep_twl4030_gpio_pdata = {
        .setup          = igep_twl_gpio_setup,
 };
 
-static int igep2_enable_dvi(struct omap_dss_device *dssdev)
-{
-       gpio_direction_output(IGEP2_GPIO_DVI_PUP, 1);
-
-       return 0;
-}
-
-static void igep2_disable_dvi(struct omap_dss_device *dssdev)
-{
-       gpio_direction_output(IGEP2_GPIO_DVI_PUP, 0);
-}
-
-static struct panel_dvi_platform_data dvi_panel = {
-       .platform_enable        = igep2_enable_dvi,
-       .platform_disable       = igep2_disable_dvi,
-       .i2c_bus_num = 3,
+static struct tfp410_platform_data dvi_panel = {
+       .i2c_bus_num            = 3,
+       .power_down_gpio        = IGEP2_GPIO_DVI_PUP,
 };
 
 static struct omap_dss_device igep2_dvi_device = {
        .type                   = OMAP_DISPLAY_TYPE_DPI,
        .name                   = "dvi",
-       .driver_name            = "dvi",
+       .driver_name            = "tfp410",
        .data                   = &dvi_panel,
        .phy.dpi.data_lines     = 24,
 };
@@ -480,14 +455,6 @@ static struct omap_dss_board_info igep2_dss_data = {
        .default_device = &igep2_dvi_device,
 };
 
-static void __init igep2_display_init(void)
-{
-       int err = gpio_request_one(IGEP2_GPIO_DVI_PUP, GPIOF_OUT_INIT_HIGH,
-                                  "GPIO_DVI_PUP");
-       if (err)
-               pr_err("IGEP v2: Could not obtain gpio GPIO_DVI_PUP\n");
-}
-
 static struct platform_device *igep_devices[] __initdata = {
        &igep_vwlan_device,
 };
@@ -540,7 +507,10 @@ static void __init igep_i2c_init(void)
 {
        int ret;
 
-       omap3_pmic_get_config(&igep_twldata, TWL_COMMON_PDATA_USB, 0);
+       omap3_pmic_get_config(&igep_twldata, TWL_COMMON_PDATA_USB,
+                             TWL_COMMON_REGULATOR_VPLL2);
+       igep_twldata.vpll2->constraints.apply_uV = true;
+       igep_twldata.vpll2->constraints.name = "VDVI";
 
        if (machine_is_igep0020()) {
                /*
@@ -554,10 +524,7 @@ static void __init igep_i2c_init(void)
 
                igep_twldata.keypad     = &igep2_keypad_pdata;
                /* Get common pmic data */
-               omap3_pmic_get_config(&igep_twldata, TWL_COMMON_PDATA_AUDIO,
-                                     TWL_COMMON_REGULATOR_VPLL2);
-               igep_twldata.vpll2->constraints.apply_uV = true;
-               igep_twldata.vpll2->constraints.name = "VDVI";
+               omap3_pmic_get_config(&igep_twldata, TWL_COMMON_PDATA_AUDIO, 0);
        }
 
        omap3_pmic_init("twl4030", &igep_twldata);
@@ -641,7 +608,7 @@ static struct regulator_consumer_supply dummy_supplies[] = {
 
 static void __init igep_init(void)
 {
-       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+       regulator_register_fixed(1, dummy_supplies, ARRAY_SIZE(dummy_supplies));
        omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
 
        /* Get IGEP2 hardware revision */
@@ -668,7 +635,6 @@ static void __init igep_init(void)
 
        if (machine_is_igep0020()) {
                omap_display_init(&igep2_dss_data);
-               igep2_display_init();
                igep2_init_smsc911x();
                usbhs_init(&igep2_usbhs_bdata);
        } else {