28 files changed, 215 insertions, 45 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 4609e81dbc37..4a6d96214eed 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -44,6 +44,7 @@ parameter is applicable:
         AVR32   AVR32 architecture is enabled.
         AX25    Appropriate AX.25 support is enabled.
         BLACKFIN Blackfin architecture is enabled.
+        CMA     Contiguous Memory Area support is enabled.
         DRM     Direct Rendering Management support is enabled.
         DYNAMIC_DEBUG Build in debug messages and enable them at runtime
         EDD     BIOS Enhanced Disk Drive Services (EDD) is enabled
@@ -2663,6 +2664,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                         Useful for devices that are detected asynchronously
                         (e.g. USB and MMC devices).
 
+        rproc_mem=nn[KMG][@address]
+                        [KNL,ARM,CMA] Remoteproc physical memory block.
+                        Memory area to be used by remote processor image,
+                        managed by CMA.
+
         rw              [KNL] Mount root device read-write on boot
 
         S               [KNL] Run init in single mode
diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c
index b348e44978b0..1332de8c52c9 100644
--- a/arch/arm/mach-davinci/board-da830-evm.c
+++ b/arch/arm/mach-davinci/board-da830-evm.c
@@ -246,7 +246,6 @@ static struct davinci_mmc_config da830_evm_mmc_config = {
         .wires                  = 8,
         .max_freq               = 50000000,
         .caps                   = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version                = MMC_CTLR_VERSION_2,
 };
 
 static inline void da830_evm_init_mmc(void)
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index a74dec756647..8a24b6c6339f 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -396,7 +396,7 @@ enum da850_evm_ui_exp_pins {
         DA850_EVM_UI_EXP_PB1,
 };
 
-static const char const *da850_evm_ui_exp[] = {
+static const char * const da850_evm_ui_exp[] = {
         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
@@ -560,7 +560,7 @@ enum da850_evm_bb_exp_pins {
         DA850_EVM_BB_EXP_USER_SW8
 };
 
-static const char const *da850_evm_bb_exp[] = {
+static const char * const da850_evm_bb_exp[] = {
         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
@@ -797,7 +797,6 @@ static struct davinci_mmc_config da850_mmc_config = {
         .wires          = 4,
         .max_freq       = 50000000,
         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version        = MMC_CTLR_VERSION_2,
 };
 
 static const short da850_evm_mmcsd0_pins[] __initconst = {
@@ -1367,7 +1366,6 @@ static struct davinci_mmc_config da850_wl12xx_mmc_config = {
         .max_freq       = 25000000,
         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
                           MMC_CAP_POWER_OFF_CARD,
-        .version        = MMC_CTLR_VERSION_2,
 };
 
 static const short da850_wl12xx_pins[] __initconst = {
@@ -1574,6 +1572,11 @@ static __init void da850_evm_init(void)
                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
 
         da850_evm_setup_mac_addr();
+
+        ret = da8xx_register_rproc();
+        if (ret)
+                pr_warn("%s: dsp/rproc registration failed: %d\n",
+                        __func__, ret);
 }
 
 #ifdef CONFIG_SERIAL_8250_CONSOLE
@@ -1601,4 +1604,5 @@ MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
         .init_late      = davinci_init_late,
         .dma_zone_size  = SZ_128M,
         .restart        = da8xx_restart,
+        .reserve        = da8xx_rproc_reserve_cma,
 MACHINE_END
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c
index 147b8e1a4407..bfdf8b979a64 100644
--- a/arch/arm/mach-davinci/board-dm355-evm.c
+++ b/arch/arm/mach-davinci/board-dm355-evm.c
@@ -280,7 +280,6 @@ static struct davinci_mmc_config dm355evm_mmc_config = {
         .wires          = 4,
         .max_freq       = 50000000,
         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version        = MMC_CTLR_VERSION_1,
 };
 
 /* Don't connect anything to J10 unless you're only using USB host
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index c2d4958a0cb6..4cfdd9109e19 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -253,7 +253,6 @@ static struct davinci_mmc_config dm365evm_mmc_config = {
         .wires          = 4,
         .max_freq       = 50000000,
         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version        = MMC_CTLR_VERSION_2,
 };
 
 static void dm365evm_emac_configure(void)
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index a042f27fb6bc..fc8e38e31b89 100644
--- a/arch/arm/mach-davinci/board-dm644x-evm.c
+++ b/arch/arm/mach-davinci/board-dm644x-evm.c
@@ -570,7 +570,6 @@ static struct davinci_mmc_config dm6446evm_mmc_config = {
         .get_cd         = dm6444evm_mmc_get_cd,
         .get_ro         = dm6444evm_mmc_get_ro,
         .wires          = 4,
-        .version        = MMC_CTLR_VERSION_1
 };
 
 static struct i2c_board_info __initdata i2c_info[] =  {
diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c
index ea6728be53ba..2bc112adf565 100644
--- a/arch/arm/mach-davinci/board-neuros-osd2.c
+++ b/arch/arm/mach-davinci/board-neuros-osd2.c
@@ -164,7 +164,6 @@ static void __init davinci_ntosd2_map_io(void)
 
 static struct davinci_mmc_config davinci_ntosd2_mmc_config = {
         .wires          = 4,
-        .version        = MMC_CTLR_VERSION_1
 };
 
 #define HAS_ATA         IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710)
diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c
index 5a2bd44da54d..b8c20de10ca2 100644
--- a/arch/arm/mach-davinci/board-omapl138-hawk.c
+++ b/arch/arm/mach-davinci/board-omapl138-hawk.c
@@ -136,7 +136,6 @@ static struct davinci_mmc_config da850_mmc_config = {
         .wires          = 4,
         .max_freq       = 50000000,
         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version        = MMC_CTLR_VERSION_2,
 };
 
 static __init void omapl138_hawk_mmc_init(void)
@@ -311,6 +310,11 @@ static __init void omapl138_hawk_init(void)
         if (ret)
                 pr_warn("%s: watchdog registration failed: %d\n",
                         __func__, ret);
+
+        ret = da8xx_register_rproc();
+        if (ret)
+                pr_warn("%s: dsp/rproc registration failed: %d\n",
+                        __func__, ret);
 }
 
 #ifdef CONFIG_SERIAL_8250_CONSOLE
@@ -338,4 +342,5 @@ MACHINE_START(OMAPL138_HAWKBOARD, "AM18x/OMAP-L138 Hawkboard")
         .init_late      = davinci_init_late,
         .dma_zone_size  = SZ_128M,
         .restart        = da8xx_restart,
+        .reserve        = da8xx_rproc_reserve_cma,
 MACHINE_END
diff --git a/arch/arm/mach-davinci/board-tnetv107x-evm.c b/arch/arm/mach-davinci/board-tnetv107x-evm.c
index 4f416023d4e2..ba798370fc96 100644
--- a/arch/arm/mach-davinci/board-tnetv107x-evm.c
+++ b/arch/arm/mach-davinci/board-tnetv107x-evm.c
@@ -85,7 +85,6 @@ static struct davinci_mmc_config mmc_config = {
         .wires          = 4,
         .max_freq       = 50000000,
         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
-        .version        = MMC_CTLR_VERSION_1,
 };
 
 static const short sdio1_pins[] __initconst = {
diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c
index d458558ee84a..dc9a470ff9c5 100644
--- a/arch/arm/mach-davinci/clock.c
+++ b/arch/arm/mach-davinci/clock.c
@@ -35,19 +35,26 @@ static void __clk_enable(struct clk *clk)
 {
         if (clk->parent)
                 __clk_enable(clk->parent);
-        if (clk->usecount++ == 0 && (clk->flags & CLK_PSC))
-                davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc,
-                                true, clk->flags);
+        if (clk->usecount++ == 0) {
+                if (clk->flags & CLK_PSC)
+                        davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc,
+                                           true, clk->flags);
+                else if (clk->clk_enable)
+                        clk->clk_enable(clk);
+        }
 }
 
 static void __clk_disable(struct clk *clk)
 {
         if (WARN_ON(clk->usecount == 0))
                 return;
-        if (--clk->usecount == 0 && !(clk->flags & CLK_PLL) &&
-            (clk->flags & CLK_PSC))
-                davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc,
-                                false, clk->flags);
+        if (--clk->usecount == 0) {
+                if (!(clk->flags & CLK_PLL) && (clk->flags & CLK_PSC))
+                        davinci_psc_config(clk->domain, clk->gpsc, clk->lpsc,
+                                           false, clk->flags);
+                else if (clk->clk_disable)
+                        clk->clk_disable(clk);
+        }
         if (clk->parent)
                 __clk_disable(clk->parent);
 }
diff --git a/arch/arm/mach-davinci/clock.h b/arch/arm/mach-davinci/clock.h
index 8694b395fc92..1e4e836173a1 100644
--- a/arch/arm/mach-davinci/clock.h
+++ b/arch/arm/mach-davinci/clock.h
@@ -104,6 +104,8 @@ struct clk {
         int (*set_rate) (struct clk *clk, unsigned long rate);
         int (*round_rate) (struct clk *clk, unsigned long rate);
         int (*reset) (struct clk *clk, bool reset);
+        void (*clk_enable) (struct clk *clk);
+        void (*clk_disable) (struct clk *clk);
 };
 
 /* Clock flags: SoC-specific flags start at BIT(16) */
diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c
index 678a54a64dae..abbaf0270be6 100644
--- a/arch/arm/mach-davinci/da830.c
+++ b/arch/arm/mach-davinci/da830.c
@@ -394,7 +394,7 @@ static struct clk_lookup da830_clks[] = {
         CLK(NULL,               "tpcc",         &tpcc_clk),
         CLK(NULL,               "tptc0",        &tptc0_clk),
         CLK(NULL,               "tptc1",        &tptc1_clk),
-        CLK("davinci_mmc.0",    NULL,           &mmcsd_clk),
+        CLK("da830-mmc.0",      NULL,           &mmcsd_clk),
         CLK(NULL,               "uart0",        &uart0_clk),
         CLK(NULL,               "uart1",        &uart1_clk),
         CLK(NULL,               "uart2",        &uart2_clk),
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
index 0c4a26ddebba..4d6933848abf 100644
--- a/arch/arm/mach-davinci/da850.c
+++ b/arch/arm/mach-davinci/da850.c
@@ -383,6 +383,49 @@ static struct clk dsp_clk = {
         .flags          = PSC_LRST | PSC_FORCE,
 };
 
+static struct clk ehrpwm_clk = {
+        .name           = "ehrpwm",
+        .parent         = &pll0_sysclk2,
+        .lpsc           = DA8XX_LPSC1_PWM,
+        .gpsc           = 1,
+        .flags          = DA850_CLK_ASYNC3,
+};
+
+#define DA8XX_EHRPWM_TBCLKSYNC  BIT(12)
+
+static void ehrpwm_tblck_enable(struct clk *clk)
+{
+        u32 val;
+
+        val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG));
+        val |= DA8XX_EHRPWM_TBCLKSYNC;
+        writel(val, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG));
+}
+
+static void ehrpwm_tblck_disable(struct clk *clk)
+{
+        u32 val;
+
+        val = readl(DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG));
+        val &= ~DA8XX_EHRPWM_TBCLKSYNC;
+        writel(val, DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP1_REG));
+}
+
+static struct clk ehrpwm_tbclk = {
+        .name           = "ehrpwm_tbclk",
+        .parent         = &ehrpwm_clk,
+        .clk_enable     = ehrpwm_tblck_enable,
+        .clk_disable    = ehrpwm_tblck_disable,
+};
+
+static struct clk ecap_clk = {
+        .name           = "ecap",
+        .parent         = &pll0_sysclk2,
+        .lpsc           = DA8XX_LPSC1_ECAP,
+        .gpsc           = 1,
+        .flags          = DA850_CLK_ASYNC3,
+};
+
 static struct clk_lookup da850_clks[] = {
         CLK(NULL,               "ref",          &ref_clk),
         CLK(NULL,               "pll0",         &pll0_clk),
@@ -420,8 +463,8 @@ static struct clk_lookup da850_clks[] = {
         CLK("davinci_emac.1",   NULL,           &emac_clk),
         CLK("davinci-mcasp.0",  NULL,           &mcasp_clk),
         CLK("da8xx_lcdc.0",     "fck",          &lcdc_clk),
-        CLK("davinci_mmc.0",    NULL,           &mmcsd0_clk),
-        CLK("davinci_mmc.1",    NULL,           &mmcsd1_clk),
+        CLK("da830-mmc.0",      NULL,           &mmcsd0_clk),
+        CLK("da830-mmc.1",      NULL,           &mmcsd1_clk),
         CLK(NULL,               "aemif",        &aemif_clk),
         CLK(NULL,               "usb11",        &usb11_clk),
         CLK(NULL,               "usb20",        &usb20_clk),
@@ -430,6 +473,9 @@ static struct clk_lookup da850_clks[] = {
         CLK("vpif",             NULL,           &vpif_clk),
         CLK("ahci",             NULL,           &sata_clk),
         CLK("davinci-rproc.0",  NULL,           &dsp_clk),
+        CLK("ehrpwm",           "fck",          &ehrpwm_clk),
+        CLK("ehrpwm",           "tbclk",        &ehrpwm_tbclk),
+        CLK("ecap",             "fck",          &ecap_clk),
         CLK(NULL,               NULL,           NULL),
 };
 
diff --git a/arch/arm/mach-davinci/da8xx-dt.c b/arch/arm/mach-davinci/da8xx-dt.c
index 6b7a0a27fbd1..57e14a8774db 100644
--- a/arch/arm/mach-davinci/da8xx-dt.c
+++ b/arch/arm/mach-davinci/da8xx-dt.c
@@ -20,7 +20,7 @@
 
 #define DA8XX_NUM_UARTS 3
 
-void __init da8xx_uart_clk_enable(void)
+static void __init da8xx_uart_clk_enable(void)
 {
         int i;
         for (i = 0; i < DA8XX_NUM_UARTS; i++)
@@ -37,7 +37,7 @@ static void __init da8xx_init_irq(void)
         of_irq_init(da8xx_irq_match);
 }
 
-struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
+static struct of_dev_auxdata da850_auxdata_lookup[] __initdata = {
         OF_DEV_AUXDATA("ti,davinci-i2c", 0x01c22000, "i2c_davinci.1", NULL),
         OF_DEV_AUXDATA("ti,davinci-wdt", 0x01c21000, "watchdog", NULL),
         {}
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index fc50243b1481..bf572525175d 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -12,7 +12,7 @@
  */
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
+#include <linux/dma-contiguous.h>
 #include <linux/serial_8250.h>
 #include <linux/ahci_platform.h>
 #include <linux/clk.h>
@@ -664,7 +664,7 @@ static struct resource da8xx_mmcsd0_resources[] = {
 };
 
 static struct platform_device da8xx_mmcsd0_device = {
-        .name           = "davinci_mmc",
+        .name           = "da830-mmc",
         .id             = 0,
         .num_resources  = ARRAY_SIZE(da8xx_mmcsd0_resources),
         .resource       = da8xx_mmcsd0_resources,
@@ -701,7 +701,7 @@ static struct resource da850_mmcsd1_resources[] = {
 };
 
 static struct platform_device da850_mmcsd1_device = {
-        .name           = "davinci_mmc",
+        .name           = "da830-mmc",
         .id             = 1,
         .num_resources  = ARRAY_SIZE(da850_mmcsd1_resources),
         .resource       = da850_mmcsd1_resources,
@@ -714,6 +714,92 @@ int __init da850_register_mmcsd1(struct davinci_mmc_config *config)
 }
 #endif
 
+static struct resource da8xx_rproc_resources[] = {
+        { /* DSP boot address */
+                .start          = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG,
+                .end            = DA8XX_SYSCFG0_BASE + DA8XX_HOST1CFG_REG + 3,
+                .flags          = IORESOURCE_MEM,
+        },
+        { /* DSP interrupt registers */
+                .start          = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG,
+                .end            = DA8XX_SYSCFG0_BASE + DA8XX_CHIPSIG_REG + 7,
+                .flags          = IORESOURCE_MEM,
+        },
+        { /* dsp irq */
+                .start          = IRQ_DA8XX_CHIPINT0,
+                .end            = IRQ_DA8XX_CHIPINT0,
+                .flags          = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device da8xx_dsp = {
+        .name   = "davinci-rproc",
+        .dev    = {
+                .coherent_dma_mask      = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(da8xx_rproc_resources),
+        .resource       = da8xx_rproc_resources,
+};
+
+#if IS_ENABLED(CONFIG_DA8XX_REMOTEPROC)
+
+static phys_addr_t rproc_base __initdata;
+static unsigned long rproc_size __initdata;
+
+static int __init early_rproc_mem(char *p)
+{
+        char *endp;
+
+        if (p == NULL)
+                return 0;
+
+        rproc_size = memparse(p, &endp);
+        if (*endp == '@')
+                rproc_base = memparse(endp + 1, NULL);
+
+        return 0;
+}
+early_param("rproc_mem", early_rproc_mem);
+
+void __init da8xx_rproc_reserve_cma(void)
+{
+        int ret;
+
+        if (!rproc_base || !rproc_size) {
+                pr_err("%s: 'rproc_mem=nn@address' badly specified\n"
+                       "    'nn' and 'address' must both be non-zero\n",
+                       __func__);
+
+                return;
+        }
+
+        pr_info("%s: reserving 0x%lx @ 0x%lx...\n",
+                __func__, rproc_size, (unsigned long)rproc_base);
+
+        ret = dma_declare_contiguous(&da8xx_dsp.dev, rproc_size, rproc_base, 0);
+        if (ret)
+                pr_err("%s: dma_declare_contiguous failed %d\n", __func__, ret);
+}
+
+#else
+
+void __init da8xx_rproc_reserve_cma(void)
+{
+}
+
+#endif
+
+int __init da8xx_register_rproc(void)
+{
+        int ret;
+
+        ret = platform_device_register(&da8xx_dsp);
+        if (ret)
+                pr_err("%s: can't register DSP device: %d\n", __func__, ret);
+
+        return ret;
+};
+
 static struct resource da8xx_rtc_resources[] = {
         {
                 .start          = DA8XX_RTC_BASE,
diff --git a/arch/arm/mach-davinci/devices-tnetv107x.c b/arch/arm/mach-davinci/devices-tnetv107x.c
index 773ab07a71a0..cfb194df18ed 100644
--- a/arch/arm/mach-davinci/devices-tnetv107x.c
+++ b/arch/arm/mach-davinci/devices-tnetv107x.c
@@ -218,7 +218,7 @@ static u64 mmc1_dma_mask = DMA_BIT_MASK(32);
 
 static struct platform_device mmc_devices[2] = {
         {
-                .name           = "davinci_mmc",
+                .name           = "dm6441-mmc",
                 .id             = 0,
                 .dev            = {
                         .dma_mask               = &mmc0_dma_mask,
@@ -228,7 +228,7 @@ static struct platform_device mmc_devices[2] = {
                 .resource       = mmc0_resources
         },
         {
-                .name           = "davinci_mmc",
+                .name           = "dm6441-mmc",
                 .id             = 1,
                 .dev            = {
                         .dma_mask               = &mmc1_dma_mask,
diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
index df135deed08a..a7068a3aa9d3 100644
--- a/arch/arm/mach-davinci/devices.c
+++ b/arch/arm/mach-davinci/devices.c
@@ -150,7 +150,7 @@ static struct resource mmcsd0_resources[] = {
 };
 
 static struct platform_device davinci_mmcsd0_device = {
-        .name = "davinci_mmc",
+        .name = "dm6441-mmc",
         .id = 0,
         .dev = {
                 .dma_mask = &mmcsd0_dma_mask,
@@ -187,7 +187,7 @@ static struct resource mmcsd1_resources[] = {
 };
 
 static struct platform_device davinci_mmcsd1_device = {
-        .name = "davinci_mmc",
+        .name = "dm6441-mmc",
         .id = 1,
         .dev = {
                 .dma_mask = &mmcsd1_dma_mask,
@@ -235,6 +235,7 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
                         mmcsd1_resources[0].end = DM365_MMCSD1_BASE +
                                                         SZ_4K - 1;
                         mmcsd1_resources[2].start = IRQ_DM365_SDIOINT1;
+                        davinci_mmcsd1_device.name = "da830-mmc";
                 } else
                         break;
 
@@ -256,6 +257,7 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
                         mmcsd0_resources[0].end = DM365_MMCSD0_BASE +
                                                         SZ_4K - 1;
                         mmcsd0_resources[2].start = IRQ_DM365_SDIOINT0;
+                        davinci_mmcsd0_device.name = "da830-mmc";
                 } else if (cpu_is_davinci_dm644x()) {
                         /* REVISIT: should this be in board-init code? */
                         /* Power-on 3.3V IO cells */
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index b49c3b77d55e..87e6104f45e6 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -361,8 +361,8 @@ static struct clk_lookup dm355_clks[] = {
         CLK("i2c_davinci.1", NULL, &i2c_clk),
         CLK("davinci-mcbsp.0", NULL, &asp0_clk),
         CLK("davinci-mcbsp.1", NULL, &asp1_clk),
-        CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
-        CLK("davinci_mmc.1", NULL, &mmcsd1_clk),
+        CLK("dm6441-mmc.0", NULL, &mmcsd0_clk),
+        CLK("dm6441-mmc.1", NULL, &mmcsd1_clk),
         CLK("spi_davinci.0", NULL, &spi0_clk),
         CLK("spi_davinci.1", NULL, &spi1_clk),
         CLK("spi_davinci.2", NULL, &spi2_clk),
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 6c3980540be0..2791df9187b3 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -454,8 +454,8 @@ static struct clk_lookup dm365_clks[] = {
         CLK(NULL, "uart0", &uart0_clk),
         CLK(NULL, "uart1", &uart1_clk),
         CLK("i2c_davinci.1", NULL, &i2c_clk),
-        CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
-        CLK("davinci_mmc.1", NULL, &mmcsd1_clk),
+        CLK("da830-mmc.0", NULL, &mmcsd0_clk),
+        CLK("da830-mmc.1", NULL, &mmcsd1_clk),
         CLK("spi_davinci.0", NULL, &spi0_clk),
         CLK("spi_davinci.1", NULL, &spi1_clk),
         CLK("spi_davinci.2", NULL, &spi2_clk),
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index db1dd92e00af..ab6bf54c65c7 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -310,7 +310,7 @@ static struct clk_lookup dm644x_clks[] = {
         CLK("i2c_davinci.1", NULL, &i2c_clk),
         CLK("palm_bk3710", NULL, &ide_clk),
         CLK("davinci-mcbsp", NULL, &asp_clk),
-        CLK("davinci_mmc.0", NULL, &mmcsd_clk),
+        CLK("dm6441-mmc.0", NULL, &mmcsd_clk),
         CLK(NULL, "spi", &spi_clk),
         CLK(NULL, "gpio", &gpio_clk),
         CLK(NULL, "usb", &usb_clk),
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index de439b7b9af1..2e1c9eae0a58 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -54,7 +54,10 @@ extern unsigned int da850_max_speed;
 #define DA8XX_SYSCFG0_BASE      (IO_PHYS + 0x14000)
 #define DA8XX_SYSCFG0_VIRT(x)   (da8xx_syscfg0_base + (x))
 #define DA8XX_JTAG_ID_REG       0x18
+#define DA8XX_HOST1CFG_REG      0x44
+#define DA8XX_CHIPSIG_REG       0x174
 #define DA8XX_CFGCHIP0_REG      0x17c
+#define DA8XX_CFGCHIP1_REG      0x180
 #define DA8XX_CFGCHIP2_REG      0x184
 #define DA8XX_CFGCHIP3_REG      0x188
 
@@ -104,6 +107,8 @@ int __init da850_register_vpif_display
 int __init da850_register_vpif_capture
                         (struct vpif_capture_config *capture_config);
 void da8xx_restart(char mode, const char *cmd);
+void da8xx_rproc_reserve_cma(void);
+int da8xx_register_rproc(void);
 
 extern struct platform_device da8xx_serial_device;
 extern struct emac_platform_data da8xx_emac_pdata;
diff --git a/arch/arm/mach-davinci/include/mach/debug-macro.S b/arch/arm/mach-davinci/include/mach/debug-macro.S
index 34290d14754b..b18b8ebc6508 100644
--- a/arch/arm/mach-davinci/include/mach/debug-macro.S
+++ b/arch/arm/mach-davinci/include/mach/debug-macro.S
@@ -24,8 +24,6 @@
 
 #if defined(CONFIG_DEBUG_DAVINCI_DMx_UART0)
 #define UART_BASE       DAVINCI_UART0_BASE
-#elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART0)
-#define UART_BASE       DA8XX_UART0_BASE
 #elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART1)
 #define UART_BASE       DA8XX_UART1_BASE
 #elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART2)
diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c
index eb8360b33aa9..a508fe587af7 100644
--- a/arch/arm/mach-davinci/pm.c
+++ b/arch/arm/mach-davinci/pm.c
@@ -19,6 +19,7 @@
 #include <asm/delay.h>
 #include <asm/io.h>
 
+#include <mach/common.h>
 #include <mach/da8xx.h>
 #include <mach/sram.h>
 #include <mach/pm.h>
diff --git a/arch/arm/mach-davinci/sram.c b/arch/arm/mach-davinci/sram.c
index c5f7ee5cc80a..f18928b073f5 100644
--- a/arch/arm/mach-davinci/sram.c
+++ b/arch/arm/mach-davinci/sram.c
@@ -62,7 +62,7 @@ static int __init sram_init(void)
         phys_addr_t phys = davinci_soc_info.sram_dma;
         unsigned len = davinci_soc_info.sram_len;
         int status = 0;
-        void *addr;
+        void __iomem *addr;
 
         if (len) {
                 len = min_t(unsigned, len, SRAM_SIZE);
@@ -75,7 +75,7 @@ static int __init sram_init(void)
                 addr = ioremap(phys, len);
                 if (!addr)
                         return -ENOMEM;
-                status = gen_pool_add_virt(sram_pool, (unsigned)addr,
+                status = gen_pool_add_virt(sram_pool, (unsigned long) addr,
                                            phys, len, -1);
                 if (status < 0)
                         iounmap(addr);
diff --git a/arch/arm/mach-davinci/tnetv107x.c b/arch/arm/mach-davinci/tnetv107x.c
index dc1a209b9b66..3b2a70d43efa 100644
--- a/arch/arm/mach-davinci/tnetv107x.c
+++ b/arch/arm/mach-davinci/tnetv107x.c
@@ -272,7 +272,7 @@ static struct clk_lookup clks[] = {
         CLK("tnetv107x-keypad.0", NULL,                 &clk_keypad),
         CLK(NULL,               "clk_gpio",             &clk_gpio),
         CLK(NULL,               "clk_mdio",             &clk_mdio),
-        CLK("davinci_mmc.0",    NULL,                   &clk_sdio0),
+        CLK("dm6441-mmc.0",     NULL,                   &clk_sdio0),
         CLK(NULL,               "uart0",                &clk_uart0),
         CLK(NULL,               "uart1",                &clk_uart1),
         CLK(NULL,               "timer0",               &clk_timer0),
@@ -292,7 +292,7 @@ static struct clk_lookup clks[] = {
         CLK(NULL,               "clk_system",           &clk_system),
         CLK(NULL,               "clk_imcop",            &clk_imcop),
         CLK(NULL,               "clk_spare",            &clk_spare),
-        CLK("davinci_mmc.1",    NULL,                   &clk_sdio1),
+        CLK("dm6441-mmc.1",     NULL,                   &clk_sdio1),
         CLK(NULL,               "clk_ddr2_vrst",        &clk_ddr2_vrst),
         CLK(NULL,               "clk_ddr2_vctl_rst",    &clk_ddr2_vctl_rst),
         CLK(NULL,               NULL,                   NULL),
diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c
index 5764d65ca25d..b0a6b522575f 100644
--- a/arch/arm/mach-davinci/usb.c
+++ b/arch/arm/mach-davinci/usb.c
@@ -10,6 +10,7 @@
 #include <mach/common.h>
 #include <mach/irqs.h>
 #include <mach/cputype.h>
+#include <mach/da8xx.h>
 #include <linux/platform_data/usb-davinci.h>
 
 #define DAVINCI_USB_OTG_BASE    0x01c64000
diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
index 20636772c09b..b5f1c019ecad 100644
--- a/drivers/mmc/host/davinci_mmc.c
+++ b/drivers/mmc/host/davinci_mmc.c
@@ -1157,6 +1157,18 @@ static void __init init_mmcsd_host(struct mmc_davinci_host *host)
         mmc_davinci_reset_ctrl(host, 0);
 }
 
+static struct platform_device_id davinci_mmc_devtype[] = {
+        {
+                .name   = "dm6441-mmc",
+                .driver_data = MMC_CTLR_VERSION_1,
+        }, {
+                .name   = "da830-mmc",
+                .driver_data = MMC_CTLR_VERSION_2,
+        },
+        {},
+};
+MODULE_DEVICE_TABLE(platform, davinci_mmc_devtype);
+
 static int __init davinci_mmcsd_probe(struct platform_device *pdev)
 {
         struct davinci_mmc_config *pdata = pdev->dev.platform_data;
@@ -1165,6 +1177,7 @@ static int __init davinci_mmcsd_probe(struct platform_device *pdev)
         struct resource *r, *mem = NULL;
         int ret = 0, irq = 0;
         size_t mem_size;
+        const struct platform_device_id *id_entry;
 
         /* REVISIT:  when we're fully converted, fail if pdata is NULL */
 
@@ -1237,7 +1250,9 @@ static int __init davinci_mmcsd_probe(struct platform_device *pdev)
         if (pdata && (pdata->wires == 8))
                 mmc->caps |= (MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA);
 
-        host->version = pdata->version;
+        id_entry = platform_get_device_id(pdev);
+        if (id_entry)
+                host->version = id_entry->driver_data;
 
         mmc->ops = &mmc_davinci_ops;
         mmc->f_min = 312500;
@@ -1408,6 +1423,7 @@ static struct platform_driver davinci_mmcsd_driver = {
                 .pm     = davinci_mmcsd_pm_ops,
         },
         .remove         = __exit_p(davinci_mmcsd_remove),
+        .id_table       = davinci_mmc_devtype,
 };
 
 static int __init davinci_mmcsd_init(void)
diff --git a/include/linux/platform_data/mmc-davinci.h b/include/linux/platform_data/mmc-davinci.h
index 5ba6b22ce338..9cea4ee377b5 100644
--- a/include/linux/platform_data/mmc-davinci.h
+++ b/include/linux/platform_data/mmc-davinci.h
@@ -23,9 +23,6 @@ struct davinci_mmc_config {
         /* any additional host capabilities: OR'd in to mmc->f_caps */
         u32     caps;
 
-        /* Version of the MMC/SD controller */
-        u8      version;
-
         /* Number of sg segments */
         u8      nr_sg;
 };