Merge branch 'common/irqdomain' into sh-latest

diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig
index 7048c03490d9a06d48cff04ed6821db9a76e08d4..fb5805745ace8160ea5074b68a51347903f6f5b0 100644 (file)
--- a/arch/sh/boards/Kconfig
+++ b/arch/sh/boards/Kconfig
@@ -57,6 +57,7 @@ config SH_7724_SOLUTION_ENGINE
        depends on CPU_SUBTYPE_SH7724
        select ARCH_REQUIRE_GPIOLIB
        select SND_SOC_AK4642 if SND_SIMPLE_CARD
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Select 7724 SolutionEngine if configuring for a Hitachi SH7724
          evaluation board.
@@ -140,6 +141,7 @@ config SH_RSK
        bool "Renesas Starter Kit"
        depends on CPU_SUBTYPE_SH7201 || CPU_SUBTYPE_SH7203 || \
          CPU_SUBTYPE_SH7264 || CPU_SUBTYPE_SH7269
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
         Select this option if configuring for any of the RSK+ MCU
         evaluation platforms.
@@ -159,6 +161,7 @@ config SH_SDK7786
        select NO_IOPORT if !PCI
        select ARCH_WANT_OPTIONAL_GPIOLIB
        select HAVE_SRAM_POOL
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Select SDK7786 if configuring for a Renesas Technology Europe
          SH7786-65nm board.
@@ -173,6 +176,7 @@ config SH_SH7757LCR
        bool "SH7757LCR"
        depends on CPU_SUBTYPE_SH7757
        select ARCH_REQUIRE_GPIOLIB
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
 
 config SH_SH7785LCR
        bool "SH7785LCR"
@@ -206,6 +210,7 @@ config SH_MIGOR
        bool "Migo-R"
        depends on CPU_SUBTYPE_SH7722
        select ARCH_REQUIRE_GPIOLIB
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Select Migo-R if configuring for the SH7722 Migo-R platform
           by Renesas System Solutions Asia Pte. Ltd.
@@ -214,6 +219,7 @@ config SH_AP325RXA
        bool "AP-325RXA"
        depends on CPU_SUBTYPE_SH7723
        select ARCH_REQUIRE_GPIOLIB
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Renesas "AP-325RXA" support.
          Compatible with ALGO SYSTEM CO.,LTD. "AP-320A"
@@ -222,6 +228,7 @@ config SH_KFR2R09
        bool "KFR2R09"
        depends on CPU_SUBTYPE_SH7724
        select ARCH_REQUIRE_GPIOLIB
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          "Kit For R2R for 2009" support.
 
@@ -230,6 +237,7 @@ config SH_ECOVEC
        depends on CPU_SUBTYPE_SH7724
        select ARCH_REQUIRE_GPIOLIB
        select SND_SOC_DA7210 if SND_SIMPLE_CARD
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Renesas "R0P7724LC0011/21RL (EcoVec)" support.
 
@@ -305,6 +313,7 @@ config SH_MAGIC_PANEL_R2
        bool "Magic Panel R2"
        depends on CPU_SUBTYPE_SH7720
        select ARCH_REQUIRE_GPIOLIB
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        help
          Select Magic Panel R2 if configuring for Magic Panel R2.
 
@@ -316,6 +325,7 @@ config SH_CAYMAN
 config SH_POLARIS
        bool "SMSC Polaris"
        select CPU_HAS_IPR_IRQ
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        depends on CPU_SUBTYPE_SH7709
        help
          Select if configuring for an SMSC Polaris development board
@@ -323,6 +333,7 @@ config SH_POLARIS
 config SH_SH2007
        bool "SH-2007 board"
        select NO_IOPORT
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        depends on CPU_SUBTYPE_SH7780
        help
          SH-2007 is a single-board computer based around SH7780 chip
@@ -334,6 +345,7 @@ config SH_SH2007
 config SH_APSH4A3A
        bool "AP-SH4A-3A"
        select SH_ALPHA_BOARD
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        depends on CPU_SUBTYPE_SH7785
        help
          Select AP-SH4A-3A if configuring for an ALPHAPROJECT AP-SH4A-3A.
@@ -342,6 +354,7 @@ config SH_APSH4AD0A
        bool "AP-SH4AD-0A"
        select SH_ALPHA_BOARD
        select SYS_SUPPORTS_PCI
+       select REGULATOR_FIXED_VOLTAGE if REGULATOR
        depends on CPU_SUBTYPE_SH7786
        help
          Select AP-SH4AD-0A if configuring for an ALPHAPROJECT AP-SH4AD-0A.

diff --git a/arch/sh/boards/board-apsh4a3a.c b/arch/sh/boards/board-apsh4a3a.c
index 2823619c600672a71f0bf79854fd6c213cf45418..0a39c241628a8a797fc5e633cde90851a9953ae6 100644 (file)
--- a/arch/sh/boards/board-apsh4a3a.c
+++ b/arch/sh/boards/board-apsh4a3a.c
@@ -13,6 +13,8 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/mtd/physmap.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/irq.h>
 #include <linux/clk.h>
@@ -66,6 +68,12 @@ static struct platform_device nor_flash_device = {
        .resource       = nor_flash_resources,
 };
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 static struct resource smsc911x_resources[] = {
        [0] = {
                .name           = "smsc911x-memory",
@@ -105,6 +113,8 @@ static struct platform_device *apsh4a3a_devices[] __initdata = {
 
 static int __init apsh4a3a_devices_setup(void)
 {
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        return platform_add_devices(apsh4a3a_devices,
                                    ARRAY_SIZE(apsh4a3a_devices));
 }

diff --git a/arch/sh/boards/board-apsh4ad0a.c b/arch/sh/boards/board-apsh4ad0a.c
index b4d6292a9247bb40682c470b0cad78b0a72b1f95..92eac3a9918713a255cc742cde86a6a228bfc336 100644 (file)
--- a/arch/sh/boards/board-apsh4ad0a.c
+++ b/arch/sh/boards/board-apsh4ad0a.c
@@ -12,12 +12,20 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/irq.h>
 #include <linux/clk.h>
 #include <asm/machvec.h>
 #include <asm/sizes.h>
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 static struct resource smsc911x_resources[] = {
        [0] = {
                .name           = "smsc911x-memory",
@@ -56,6 +64,8 @@ static struct platform_device *apsh4ad0a_devices[] __initdata = {
 
 static int __init apsh4ad0a_devices_setup(void)
 {
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        return platform_add_devices(apsh4ad0a_devices,
                                    ARRAY_SIZE(apsh4ad0a_devices));
 }

diff --git a/arch/sh/boards/board-magicpanelr2.c b/arch/sh/boards/board-magicpanelr2.c
index 90568f9de3a42090b4a3e6e060e88d3b1f0f8d80..20500858b56cc6f03a5cf0a4c47eddee2540da17 100644 (file)
--- a/arch/sh/boards/board-magicpanelr2.c
+++ b/arch/sh/boards/board-magicpanelr2.c
@@ -14,6 +14,8 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/gpio.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -24,6 +26,12 @@
 #include <asm/heartbeat.h>
 #include <cpu/sh7720.h>
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 #define LAN9115_READY  (__raw_readl(0xA8000084UL) & 0x00000001UL)
 
 /* Wait until reset finished. Timeout is 100ms. */
@@ -348,6 +356,8 @@ static struct platform_device *mpr2_devices[] __initdata = {
 
 static int __init mpr2_devices_setup(void)
 {
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        return platform_add_devices(mpr2_devices, ARRAY_SIZE(mpr2_devices));
 }
 device_initcall(mpr2_devices_setup);

diff --git a/arch/sh/boards/board-polaris.c b/arch/sh/boards/board-polaris.c
index 0978ae2e484724d74719c897a63df706fde4caba..37a08d0947278ea65c4741dbf072420aca9cb883 100644 (file)
--- a/arch/sh/boards/board-polaris.c
+++ b/arch/sh/boards/board-polaris.c
@@ -9,6 +9,8 @@
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/platform_device.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/io.h>
 #include <asm/irq.h>
@@ -22,6 +24,12 @@
 #define AREA5_WAIT_CTRL        (0x1C00)
 #define WAIT_STATES_10 (0x7)
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+};
+
 static struct resource smsc911x_resources[] = {
        [0] = {
                .name           = "smsc911x-memory",
@@ -88,6 +96,8 @@ static int __init polaris_initialise(void)
 
        printk(KERN_INFO "Configuring Polaris external bus\n");
 
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        /* Configure area 5 with 2 wait states */
        wcr = __raw_readw(WCR2);
        wcr &= (~AREA5_WAIT_CTRL);

diff --git a/arch/sh/boards/board-sh2007.c b/arch/sh/boards/board-sh2007.c
index b90b78f6a829cdf09d2c2e540d2f4208353c3a11..1980bb7e578003f3129c9c8d44c6c6df18699300 100644 (file)
--- a/arch/sh/boards/board-sh2007.c
+++ b/arch/sh/boards/board-sh2007.c
@@ -6,6 +6,8 @@
  */
 #include <linux/init.h>
 #include <linux/irq.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/platform_device.h>
 #include <linux/ata_platform.h>
@@ -13,6 +15,14 @@
 #include <asm/machvec.h>
 #include <mach/sh2007.h>
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
+       REGULATOR_SUPPLY("vddvario", "smsc911x.1"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x.1"),
+};
+
 struct smsc911x_platform_config smc911x_info = {
        .flags          = SMSC911X_USE_32BIT,
        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
@@ -98,6 +108,8 @@ static struct platform_device *sh2007_devices[] __initdata = {
 
 static int __init sh2007_io_init(void)
 {
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        platform_add_devices(sh2007_devices, ARRAY_SIZE(sh2007_devices));
        return 0;
 }

diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c
index 5087f8bb4cffd64aed276f0d2d3f10c34c324498..41f86702eb9ff80dfd48e178b5b1e0cf287a4fa6 100644 (file)
--- a/arch/sh/boards/board-sh7757lcr.c
+++ b/arch/sh/boards/board-sh7757lcr.c
@@ -12,6 +12,8 @@
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
 #include <linux/irq.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
 #include <linux/io.h>
@@ -199,6 +201,15 @@ static struct platform_device sh7757_eth_giga1_device = {
        },
 };
 
+/* Fixed 3.3V regulator to be used by SDHI0, MMCIF */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
+};
+
 /* SH_MMCIF */
 static struct resource sh_mmcif_resources[] = {
        [0] = {
@@ -329,6 +340,9 @@ static struct spi_board_info spi_board_info[] = {
 
 static int __init sh7757lcr_devices_setup(void)
 {
+       regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+                                    ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+
        /* RGMII (PTA) */
        gpio_request(GPIO_FN_ET0_MDC, NULL);
        gpio_request(GPIO_FN_ET0_MDIO, NULL);

diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c
index f33ebf447073d7800ed420e6456f28ebee043722..9e963c1d14474c0e819358145b1c0f832315d79a 100644 (file)
--- a/arch/sh/boards/mach-ap325rxa/setup.c
+++ b/arch/sh/boards/mach-ap325rxa/setup.c
@@ -20,6 +20,8 @@
 #include <linux/mtd/sh_flctl.h>
 #include <linux/delay.h>
 #include <linux/i2c.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
 #include <linux/videodev2.h>
@@ -34,6 +36,12 @@
 #include <asm/suspend.h>
 #include <cpu/sh7723.h>
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 static struct smsc911x_platform_config smsc911x_config = {
        .phy_interface  = PHY_INTERFACE_MODE_MII,
        .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
@@ -423,6 +431,15 @@ static struct platform_device ceu_device = {
        },
 };
 
+/* Fixed 3.3V regulators to be used by SDHI0, SDHI1 */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
+};
+
 static struct resource sdhi0_cn3_resources[] = {
        [0] = {
                .name   = "SDHI0",
@@ -544,6 +561,10 @@ static int __init ap325rxa_devices_setup(void)
                                        &ap325rxa_sdram_leave_start,
                                        &ap325rxa_sdram_leave_end);
 
+       regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+                                    ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+       regulator_register_fixed(1, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        /* LD3 and LD4 LEDs */
        gpio_request(GPIO_PTX5, NULL); /* RUN */
        gpio_direction_output(GPIO_PTX5, 1);

diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 4158d70c0dea3675e44582be719b57076876bb04..64559e8af14b3e7aa3dad26d0f2dc3e07e1edf2c 100644 (file)
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -19,6 +19,8 @@
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/delay.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/usb/renesas_usbhs.h>
 #include <linux/i2c.h>
@@ -242,9 +244,17 @@ static int usbhs_get_id(struct platform_device *pdev)
        return gpio_get_value(GPIO_PTB3);
 }
 
+static void usbhs_phy_reset(struct platform_device *pdev)
+{
+       /* enable vbus if HOST */
+       if (!gpio_get_value(GPIO_PTB3))
+               gpio_set_value(GPIO_PTB5, 1);
+}
+
 static struct renesas_usbhs_platform_info usbhs_info = {
        .platform_callback = {
                .get_id         = usbhs_get_id,
+               .phy_reset      = usbhs_phy_reset,
        },
        .driver_param = {
                .buswait_bwait          = 4,
@@ -518,10 +528,86 @@ static struct i2c_board_info ts_i2c_clients = {
        .irq            = IRQ0,
 };
 
+static struct regulator_consumer_supply cn12_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
+};
+
+static struct regulator_init_data cn12_power_init_data = {
+       .constraints = {
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies  = ARRAY_SIZE(cn12_power_consumers),
+       .consumer_supplies      = cn12_power_consumers,
+};
+
+static struct fixed_voltage_config cn12_power_info = {
+       .supply_name = "CN12 SD/MMC Vdd",
+       .microvolts = 3300000,
+       .gpio = GPIO_PTB7,
+       .enable_high = 1,
+       .init_data = &cn12_power_init_data,
+};
+
+static struct platform_device cn12_power = {
+       .name = "reg-fixed-voltage",
+       .id   = 0,
+       .dev  = {
+               .platform_data = &cn12_power_info,
+       },
+};
+
 #if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE)
 /* SDHI0 */
+static struct regulator_consumer_supply sdhi0_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+};
+
+static struct regulator_init_data sdhi0_power_init_data = {
+       .constraints = {
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies  = ARRAY_SIZE(sdhi0_power_consumers),
+       .consumer_supplies      = sdhi0_power_consumers,
+};
+
+static struct fixed_voltage_config sdhi0_power_info = {
+       .supply_name = "CN11 SD/MMC Vdd",
+       .microvolts = 3300000,
+       .gpio = GPIO_PTB6,
+       .enable_high = 1,
+       .init_data = &sdhi0_power_init_data,
+};
+
+static struct platform_device sdhi0_power = {
+       .name = "reg-fixed-voltage",
+       .id   = 1,
+       .dev  = {
+               .platform_data = &sdhi0_power_info,
+       },
+};
+
 static void sdhi0_set_pwr(struct platform_device *pdev, int state)
 {
+       static int power_gpio = -EINVAL;
+
+       if (power_gpio < 0) {
+               int ret = gpio_request(GPIO_PTB6, NULL);
+               if (!ret) {
+                       power_gpio = GPIO_PTB6;
+                       gpio_direction_output(power_gpio, 0);
+               }
+       }
+
+       /*
+        * Toggle the GPIO regardless, whether we managed to grab it above or
+        * the fixed regulator driver did.
+        */
        gpio_set_value(GPIO_PTB6, state);
 }
 
@@ -562,13 +648,27 @@ static struct platform_device sdhi0_device = {
        },
 };
 
-#if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
-/* SDHI1 */
-static void sdhi1_set_pwr(struct platform_device *pdev, int state)
+static void cn12_set_pwr(struct platform_device *pdev, int state)
 {
+       static int power_gpio = -EINVAL;
+
+       if (power_gpio < 0) {
+               int ret = gpio_request(GPIO_PTB7, NULL);
+               if (!ret) {
+                       power_gpio = GPIO_PTB7;
+                       gpio_direction_output(power_gpio, 0);
+               }
+       }
+
+       /*
+        * Toggle the GPIO regardless, whether we managed to grab it above or
+        * the fixed regulator driver did.
+        */
        gpio_set_value(GPIO_PTB7, state);
 }
 
+#if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
+/* SDHI1 */
 static int sdhi1_get_cd(struct platform_device *pdev)
 {
        return !gpio_get_value(GPIO_PTW7);
@@ -579,7 +679,7 @@ static struct sh_mobile_sdhi_info sdhi1_info = {
        .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
        .tmio_caps      = MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD |
                          MMC_CAP_NEEDS_POLL,
-       .set_pwr        = sdhi1_set_pwr,
+       .set_pwr        = cn12_set_pwr,
        .get_cd         = sdhi1_get_cd,
 };
 
@@ -899,14 +999,9 @@ static struct platform_device vou_device = {
 
 #if defined(CONFIG_MMC_SH_MMCIF) || defined(CONFIG_MMC_SH_MMCIF_MODULE)
 /* SH_MMCIF */
-static void mmcif_set_pwr(struct platform_device *pdev, int state)
-{
-       gpio_set_value(GPIO_PTB7, state);
-}
-
 static void mmcif_down_pwr(struct platform_device *pdev)
 {
-       gpio_set_value(GPIO_PTB7, 0);
+       cn12_set_pwr(pdev, 0);
 }
 
 static struct resource sh_mmcif_resources[] = {
@@ -929,7 +1024,7 @@ static struct resource sh_mmcif_resources[] = {
 };
 
 static struct sh_mmcif_plat_data sh_mmcif_plat = {
-       .set_pwr        = mmcif_set_pwr,
+       .set_pwr        = cn12_set_pwr,
        .down_pwr       = mmcif_down_pwr,
        .sup_pclk       = 0, /* SH7724: Max Pclk/2 */
        .caps           = MMC_CAP_4_BIT_DATA |
@@ -960,7 +1055,9 @@ static struct platform_device *ecovec_devices[] __initdata = {
        &ceu0_device,
        &ceu1_device,
        &keysc_device,
+       &cn12_power,
 #if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE)
+       &sdhi0_power,
        &sdhi0_device,
 #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE)
        &sdhi1_device,
@@ -1258,8 +1355,6 @@ static int __init arch_setup(void)
        gpio_request(GPIO_FN_SDHI0D2,  NULL);
        gpio_request(GPIO_FN_SDHI0D1,  NULL);
        gpio_request(GPIO_FN_SDHI0D0,  NULL);
-       gpio_request(GPIO_PTB6, NULL);
-       gpio_direction_output(GPIO_PTB6, 0);
 #else
        /* enable MSIOF0 on CN11 (needs DS2.4 set to OFF) */
        gpio_request(GPIO_FN_MSIOF0_TXD, NULL);
@@ -1288,8 +1383,6 @@ static int __init arch_setup(void)
        gpio_request(GPIO_FN_MMC_D0, NULL);
        gpio_request(GPIO_FN_MMC_CLK, NULL);
        gpio_request(GPIO_FN_MMC_CMD, NULL);
-       gpio_request(GPIO_PTB7, NULL);
-       gpio_direction_output(GPIO_PTB7, 0);
 
        cn12_enabled = true;
 #elif defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE)
@@ -1301,8 +1394,6 @@ static int __init arch_setup(void)
        gpio_request(GPIO_FN_SDHI1D2,  NULL);
        gpio_request(GPIO_FN_SDHI1D1,  NULL);
        gpio_request(GPIO_FN_SDHI1D0,  NULL);
-       gpio_request(GPIO_PTB7, NULL);
-       gpio_direction_output(GPIO_PTB7, 0);
 
        /* Card-detect, used on CN12 with SDHI1 */
        gpio_request(GPIO_PTW7, NULL);

diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c
index 43a179ce9afcb0bdcabc8f116901e27b7d4c02eb..f2a4304fbe2321996fb875b75d2bd570feda8ae6 100644 (file)
--- a/arch/sh/boards/mach-kfr2r09/setup.c
+++ b/arch/sh/boards/mach-kfr2r09/setup.c
@@ -21,6 +21,8 @@
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
 #include <linux/i2c.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/videodev2.h>
 #include <linux/sh_intc.h>
@@ -341,6 +343,13 @@ static struct platform_device kfr2r09_camera = {
        },
 };
 
+/* Fixed 3.3V regulator to be used by SDHI0 */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+};
+
 static struct resource kfr2r09_sh_sdhi0_resources[] = {
        [0] = {
                .name   = "SDHI0",
@@ -523,6 +532,9 @@ static int __init kfr2r09_devices_setup(void)
                                        &kfr2r09_sdram_leave_start,
                                        &kfr2r09_sdram_leave_end);
 
+       regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+                                    ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+
        /* enable SCIF1 serial port for YC401 console support */
        gpio_request(GPIO_FN_SCIF1_RXD, NULL);
        gpio_request(GPIO_FN_SCIF1_TXD, NULL);

diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c
index a8a1ca741c8599b975420dd1a796a573a33e40bc..8b73194ed2ce2ee8fe6e207d1ac614b6415e02a5 100644 (file)
--- a/arch/sh/boards/mach-migor/setup.c
+++ b/arch/sh/boards/mach-migor/setup.c
@@ -17,6 +17,8 @@
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/nand.h>
 #include <linux/i2c.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smc91x.h>
 #include <linux/delay.h>
 #include <linux/clk.h>
@@ -386,6 +388,13 @@ static struct platform_device migor_ceu_device = {
        },
 };
 
+/* Fixed 3.3V regulator to be used by SDHI0 */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+};
+
 static struct resource sdhi_cn9_resources[] = {
        [0] = {
                .name   = "SDHI",
@@ -498,6 +507,10 @@ static int __init migor_devices_setup(void)
                                        &migor_sdram_enter_end,
                                        &migor_sdram_leave_start,
                                        &migor_sdram_leave_end);
+
+       regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+                                    ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+
        /* Let D11 LED show STATUS0 */
        gpio_request(GPIO_FN_STATUS0, NULL);
 

diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c
index 895f030070d37f95e7d2efde19047862763671d8..2685ea03b0642bf7a653b52e09b5966d037df49f 100644 (file)
--- a/arch/sh/boards/mach-rsk/setup.c
+++ b/arch/sh/boards/mach-rsk/setup.c
@@ -16,9 +16,17 @@
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
 #include <linux/mtd/map.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <asm/machvec.h>
 #include <asm/io.h>
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 static const char *part_probes[] = { "cmdlinepart", NULL };
 
 static struct mtd_partition rsk_partitions[] = {
@@ -67,6 +75,8 @@ static struct platform_device *rsk_devices[] __initdata = {
 
 static int __init rsk_devices_setup(void)
 {
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        return platform_add_devices(rsk_devices,
                                    ARRAY_SIZE(rsk_devices));
 }

diff --git a/arch/sh/boards/mach-sdk7786/setup.c b/arch/sh/boards/mach-sdk7786/setup.c
index 27a2314f50acb7ecccc4e1a928c79b91bcd7b2c3..c29268bfd34a246d3be0c0c7cfc15b711ee529ca 100644 (file)
--- a/arch/sh/boards/mach-sdk7786/setup.c
+++ b/arch/sh/boards/mach-sdk7786/setup.c
@@ -11,6 +11,8 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smsc911x.h>
 #include <linux/i2c.h>
 #include <linux/irq.h>
@@ -38,6 +40,12 @@ static struct platform_device heartbeat_device = {
        .resource       = &heartbeat_resource,
 };
 
+/* Dummy supplies, where voltage doesn't matter */
+static struct regulator_consumer_supply dummy_supplies[] = {
+       REGULATOR_SUPPLY("vddvario", "smsc911x"),
+       REGULATOR_SUPPLY("vdd33a", "smsc911x"),
+};
+
 static struct resource smsc911x_resources[] = {
        [0] = {
                .name           = "smsc911x-memory",
@@ -236,6 +244,8 @@ static void __init sdk7786_setup(char **cmdline_p)
 {
        pr_info("Renesas Technology Europe SDK7786 support:\n");
 
+       regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
+
        sdk7786_fpga_init();
        sdk7786_nmi_init();
 

diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index ffbf5bc7366bce549bb4843606dabd728e624b26..35f6efa3ac0e60c8f1842ef36629e3356622d0c9 100644 (file)
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -18,6 +18,8 @@
 #include <linux/mmc/sh_mobile_sdhi.h>
 #include <linux/mtd/physmap.h>
 #include <linux/delay.h>
+#include <linux/regulator/fixed.h>
+#include <linux/regulator/machine.h>
 #include <linux/smc91x.h>
 #include <linux/gpio.h>
 #include <linux/input.h>
@@ -454,6 +456,15 @@ static struct platform_device sh7724_usb1_gadget_device = {
        .resource       = sh7724_usb1_gadget_resources,
 };
 
+/* Fixed 3.3V regulator to be used by SDHI0, SDHI1 */
+static struct regulator_consumer_supply fixed3v3_power_consumers[] =
+{
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
+       REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
+       REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
+};
+
 static struct resource sdhi0_cn7_resources[] = {
        [0] = {
                .name   = "SDHI0",
@@ -684,6 +695,10 @@ static int __init devices_setup(void)
                                        &ms7724se_sdram_enter_end,
                                        &ms7724se_sdram_leave_start,
                                        &ms7724se_sdram_leave_end);
+
+       regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
+                                    ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
+
        /* Reset Release */
        fpga_out = __raw_readw(FPGA_OUT);
        /* bit4: NTSC_PDN, bit5: NTSC_RESET */

diff --git a/arch/sh/include/cpu-sh4/cpu/sh7757.h b/arch/sh/include/cpu-sh4/cpu/sh7757.h
index 41f9f8b9db735164fb9755d874f10576229968a5..5340f3bc1863c3890dde9a8286e05d111a8393ed 100644 (file)
--- a/arch/sh/include/cpu-sh4/cpu/sh7757.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7757.h
@@ -283,5 +283,7 @@ enum {
        SHDMA_SLAVE_RIIC8_RX,
        SHDMA_SLAVE_RIIC9_TX,
        SHDMA_SLAVE_RIIC9_RX,
+       SHDMA_SLAVE_RSPI_TX,
+       SHDMA_SLAVE_RSPI_RX,
 };
 #endif /* __ASM_SH7757_H__ */

diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
index c87e78f73234f453a7fd758dd14b053e844c2408..5f30f805d2f237fe09588a9d1594e9f52a6974ba 100644 (file)
--- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
+++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c
@@ -334,8 +334,8 @@ static struct clk_lookup lookups[] = {
        CLKDEV_CON_ID("tpu0", &mstp_clks[HWBLK_TPU]),
        CLKDEV_CON_ID("irda0", &mstp_clks[HWBLK_IRDA]),
        CLKDEV_CON_ID("tsif0", &mstp_clks[HWBLK_TSIF]),
-       CLKDEV_CON_ID("usb1", &mstp_clks[HWBLK_USB1]),
-       CLKDEV_CON_ID("usb0", &mstp_clks[HWBLK_USB0]),
+       CLKDEV_DEV_ID("renesas_usbhs.1", &mstp_clks[HWBLK_USB1]),
+       CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[HWBLK_USB0]),
        CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]),
        CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]),
        CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]),

diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index a7708425afa9d955e5144c451a4d9264bc60726d..4a2f357f4df8a1b93fd285b0e0c461dbbc2897d5 100644 (file)
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -216,6 +216,20 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = {
                                  TS_INDEX2VAL(XMIT_SZ_8BIT),
                .mid_rid        = 0x42,
        },
+       {
+               .slave_id       = SHDMA_SLAVE_RSPI_TX,
+               .addr           = 0xfe480004,
+               .chcr           = SM_INC | 0x800 | 0x40000000 |
+                                 TS_INDEX2VAL(XMIT_SZ_16BIT),
+               .mid_rid        = 0xc1,
+       },
+       {
+               .slave_id       = SHDMA_SLAVE_RSPI_RX,
+               .addr           = 0xfe480004,
+               .chcr           = DM_INC | 0x800 | 0x40000000 |
+                                 TS_INDEX2VAL(XMIT_SZ_16BIT),
+               .mid_rid        = 0xc2,
+       },
 };
 
 static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {

diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c
index 1fc25d85e5154803a50b2858af40798f22b1e7c1..3bdc1ad9a341f4418a1724dfcd8cd3ac4388a011 100644 (file)
--- a/arch/sh/mm/fault.c
+++ b/arch/sh/mm/fault.c
@@ -58,11 +58,15 @@ static void show_pte(struct mm_struct *mm, unsigned long addr)
 {
        pgd_t *pgd;
 
-       if (mm)
+       if (mm) {
                pgd = mm->pgd;
-       else
+       } else {
                pgd = get_TTB();
 
+               if (unlikely(!pgd))
+                       pgd = swapper_pg_dir;
+       }
+
        printk(KERN_ALERT "pgd = %p\n", pgd);
        pgd += pgd_index(addr);
        printk(KERN_ALERT "[%08lx] *pgd=%0*Lx", addr,

diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c
index 27f5c781fd73fa2b1de7d96fa189eada935c0467..f4cd946d259db9939ce78c6443c9075fe8a3cb0f 100644 (file)
--- a/drivers/dma/sh/shdma-base.c
+++ b/drivers/dma/sh/shdma-base.c
@@ -483,6 +483,7 @@ static struct shdma_desc *shdma_add_desc(struct shdma_chan *schan,
        new->mark = DESC_PREPARED;
        new->async_tx.flags = flags;
        new->direction = direction;
+       new->partial = 0;
 
        *len -= copy_size;
        if (direction == DMA_MEM_TO_MEM || direction == DMA_MEM_TO_DEV)
@@ -644,6 +645,14 @@ static int shdma_control(struct dma_chan *chan, enum dma_ctrl_cmd cmd,
        case DMA_TERMINATE_ALL:
                spin_lock_irqsave(&schan->chan_lock, flags);
                ops->halt_channel(schan);
+
+               if (ops->get_partial && !list_empty(&schan->ld_queue)) {
+                       /* Record partial transfer */
+                       struct shdma_desc *desc = list_first_entry(&schan->ld_queue,
+                                               struct shdma_desc, node);
+                       desc->partial = ops->get_partial(schan, desc);
+               }
+
                spin_unlock_irqrestore(&schan->chan_lock, flags);
 
                shdma_chan_ld_cleanup(schan, true);

diff --git a/drivers/dma/sh/shdma.c b/drivers/dma/sh/shdma.c
index 027c9be976544edc7029431e04e5f9b8697503ed..f41bcc5267fdafa94cdafbe20a1560088cde67ea 100644 (file)
--- a/drivers/dma/sh/shdma.c
+++ b/drivers/dma/sh/shdma.c
@@ -381,6 +381,17 @@ static bool sh_dmae_chan_irq(struct shdma_chan *schan, int irq)
        return true;
 }
 
+static size_t sh_dmae_get_partial(struct shdma_chan *schan,
+                                 struct shdma_desc *sdesc)
+{
+       struct sh_dmae_chan *sh_chan = container_of(schan, struct sh_dmae_chan,
+                                                   shdma_chan);
+       struct sh_dmae_desc *sh_desc = container_of(sdesc,
+                                       struct sh_dmae_desc, shdma_desc);
+       return (sh_desc->hw.tcr - sh_dmae_readl(sh_chan, TCR)) <<
+               sh_chan->xmit_shift;
+}
+
 /* Called from error IRQ or NMI */
 static bool sh_dmae_reset(struct sh_dmae_device *shdev)
 {
@@ -632,6 +643,7 @@ static const struct shdma_ops sh_dmae_shdma_ops = {
        .start_xfer = sh_dmae_start_xfer,
        .embedded_desc = sh_dmae_embedded_desc,
        .chan_irq = sh_dmae_chan_irq,
+       .get_partial = sh_dmae_get_partial,
 };
 
 static int __devinit sh_dmae_probe(struct platform_device *pdev)

diff --git a/drivers/sh/pfc/pinctrl.c b/drivers/sh/pfc/pinctrl.c
index 0802b6c0d6530dfe50da02e3bcbd6b3bfbfd0bb2..2804eaae804e7279aedb64f52066e380212a2176 100644 (file)
--- a/drivers/sh/pfc/pinctrl.c
+++ b/drivers/sh/pfc/pinctrl.c
@@ -276,7 +276,6 @@ static int sh_pfc_pinconf_set(struct pinctrl_dev *pctldev, unsigned pin,
                              unsigned long config)
 {
        struct sh_pfc_pinctrl *pmx = pinctrl_dev_get_drvdata(pctldev);
-       struct sh_pfc *pfc = pmx->pfc;
 
        /* Validate the new type */
        if (config >= PINMUX_FLAG_TYPE)
@@ -326,20 +325,6 @@ static struct pinctrl_desc sh_pfc_pinctrl_desc = {
        .confops        = &sh_pfc_pinconf_ops,
 };
 
-int sh_pfc_register_pinctrl(struct sh_pfc *pfc)
-{
-       sh_pfc_pmx = kzalloc(sizeof(struct sh_pfc_pinctrl), GFP_KERNEL);
-       if (unlikely(!sh_pfc_pmx))
-               return -ENOMEM;
-
-       spin_lock_init(&sh_pfc_pmx->lock);
-
-       sh_pfc_pmx->pfc = pfc;
-
-       return 0;
-}
-EXPORT_SYMBOL_GPL(sh_pfc_register_pinctrl);
-
 static inline void __devinit sh_pfc_map_one_gpio(struct sh_pfc *pfc,
                                                 struct sh_pfc_pinctrl *pmx,
                                                 struct pinmux_gpio *gpio,
@@ -481,7 +466,6 @@ static int __devexit sh_pfc_pinctrl_remove(struct platform_device *pdev)
 {
        struct sh_pfc_pinctrl *pmx = platform_get_drvdata(pdev);
 
-       pinctrl_remove_gpio_range(pmx->pctl, &sh_pfc_gpio_range);
        pinctrl_unregister(pmx->pctl);
 
        platform_set_drvdata(pdev, NULL);
@@ -507,7 +491,7 @@ static struct platform_device sh_pfc_pinctrl_device = {
        .id             = -1,
 };
 
-static int __init sh_pfc_pinctrl_init(void)
+static int sh_pfc_pinctrl_init(void)
 {
        int rc;
 
@@ -521,10 +505,22 @@ static int __init sh_pfc_pinctrl_init(void)
        return rc;
 }
 
+int sh_pfc_register_pinctrl(struct sh_pfc *pfc)
+{
+       sh_pfc_pmx = kzalloc(sizeof(struct sh_pfc_pinctrl), GFP_KERNEL);
+       if (unlikely(!sh_pfc_pmx))
+               return -ENOMEM;
+
+       spin_lock_init(&sh_pfc_pmx->lock);
+
+       sh_pfc_pmx->pfc = pfc;
+
+       return sh_pfc_pinctrl_init();
+}
+EXPORT_SYMBOL_GPL(sh_pfc_register_pinctrl);
+
 static void __exit sh_pfc_pinctrl_exit(void)
 {
        platform_driver_unregister(&sh_pfc_pinctrl_driver);
 }
-
-subsys_initcall(sh_pfc_pinctrl_init);
 module_exit(sh_pfc_pinctrl_exit);

diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index d4d8c9453cd8c8b3e01a056f2ce3a2e20926412d..9be296cf729518d1cc48f7f6918229860f49bda0 100644 (file)
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -25,6 +25,7 @@
 
 #include <linux/module.h>
 #include <linux/errno.h>
+#include <linux/sh_dma.h>
 #include <linux/timer.h>
 #include <linux/interrupt.h>
 #include <linux/tty.h>
@@ -1410,8 +1411,8 @@ static void work_fn_rx(struct work_struct *work)
                /* Handle incomplete DMA receive */
                struct tty_struct *tty = port->state->port.tty;
                struct dma_chan *chan = s->chan_rx;
-               struct sh_desc *sh_desc = container_of(desc, struct sh_desc,
-                                                      async_tx);
+               struct shdma_desc *sh_desc = container_of(desc,
+                                       struct shdma_desc, async_tx);
                unsigned long flags;
                int count;
 

diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h
index 93f9821554b6792adc3a2a435de89449c3b0e3ef..a3728bf66f0e92633dd2a2d787969320e7e812bb 100644 (file)
--- a/include/linux/shdma-base.h
+++ b/include/linux/shdma-base.h
@@ -50,6 +50,7 @@ struct shdma_desc {
        struct list_head node;
        struct dma_async_tx_descriptor async_tx;
        enum dma_transfer_direction direction;
+       size_t partial;
        dma_cookie_t cookie;
        int chunks;
        int mark;
@@ -98,6 +99,7 @@ struct shdma_ops {
        void (*start_xfer)(struct shdma_chan *, struct shdma_desc *);
        struct shdma_desc *(*embedded_desc)(void *, int);
        bool (*chan_irq)(struct shdma_chan *, int);
+       size_t (*get_partial)(struct shdma_chan *, struct shdma_desc *);
 };
 
 struct shdma_dev {