diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cdrom/gdrom.c | 10 | ||||
| -rw-r--r-- | drivers/mfd/Kconfig | 8 | ||||
| -rw-r--r-- | drivers/mfd/Makefile | 1 | ||||
| -rw-r--r-- | drivers/mfd/sh_mobile_sdhi.c | 145 | ||||
| -rw-r--r-- | drivers/mmc/host/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/sh/maple/maple.c | 4 |
6 files changed, 162 insertions, 8 deletions
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c index a762283d2a21..e789e6c9a422 100644 --- a/drivers/cdrom/gdrom.c +++ b/drivers/cdrom/gdrom.c @@ -214,7 +214,7 @@ static void gdrom_spicommand(void *spi_string, int buflen) gdrom_getsense(NULL); return; } - outsw(PHYSADDR(GDROM_DATA_REG), cmd, 6); + outsw(GDROM_DATA_REG, cmd, 6); } @@ -298,7 +298,7 @@ static int gdrom_readtoc_cmd(struct gdromtoc *toc, int session) err = -EINVAL; goto cleanup_readtoc; } - insw(PHYSADDR(GDROM_DATA_REG), toc, tocsize/2); + insw(GDROM_DATA_REG, toc, tocsize/2); if (gd.status & 0x01) err = -EINVAL; @@ -449,7 +449,7 @@ static int gdrom_getsense(short *bufstring) GDROM_DEFAULT_TIMEOUT); if (gd.pending) goto cleanup_sense; - insw(PHYSADDR(GDROM_DATA_REG), &sense, sense_command->buflen/2); + insw(GDROM_DATA_REG, &sense, sense_command->buflen/2); if (sense[1] & 40) { printk(KERN_INFO "GDROM: Drive not ready - command aborted\n"); goto cleanup_sense; @@ -586,7 +586,7 @@ static void gdrom_readdisk_dma(struct work_struct *work) spin_unlock(&gdrom_lock); block = blk_rq_pos(req)/GD_TO_BLK + GD_SESSION_OFFSET; block_cnt = blk_rq_sectors(req)/GD_TO_BLK; - ctrl_outl(PHYSADDR(req->buffer), GDROM_DMA_STARTADDR_REG); + ctrl_outl(virt_to_phys(req->buffer), GDROM_DMA_STARTADDR_REG); ctrl_outl(block_cnt * GDROM_HARD_SECTOR, GDROM_DMA_LENGTH_REG); ctrl_outl(1, GDROM_DMA_DIRECTION_REG); ctrl_outl(1, GDROM_DMA_ENABLE_REG); @@ -615,7 +615,7 @@ static void gdrom_readdisk_dma(struct work_struct *work) cpu_relax(); gd.pending = 1; gd.transfer = 1; - outsw(PHYSADDR(GDROM_DATA_REG), &read_command->cmd, 6); + outsw(GDROM_DATA_REG, &read_command->cmd, 6); timeout = jiffies + HZ / 2; /* Wait for any pending DMA to finish */ while (ctrl_inb(GDROM_DMA_STATUS_REG) && diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 570be139f9df..96956b3cc178 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -35,6 +35,14 @@ config MFD_ASIC3 This driver supports the ASIC3 multifunction chip found on many PDAs (mainly iPAQ and HTC based ones) +config MFD_SH_MOBILE_SDHI + bool "Support for SuperH Mobile SDHI" + depends on SUPERH + select MFD_CORE + ---help--- + This driver supports the SDHI hardware block found in many + SuperH Mobile SoCs. + config MFD_DM355EVM_MSP bool "DaVinci DM355 EVM microcontroller" depends on I2C && MACH_DAVINCI_DM355_EVM diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index f3b277b90d40..d9522943d2fb 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -4,6 +4,7 @@ obj-$(CONFIG_MFD_SM501) += sm501.o obj-$(CONFIG_MFD_ASIC3) += asic3.o +obj-$(CONFIG_MFD_SH_MOBILE_SDHI) += sh_mobile_sdhi.o obj-$(CONFIG_HTC_EGPIO) += htc-egpio.o obj-$(CONFIG_HTC_PASIC3) += htc-pasic3.o diff --git a/drivers/mfd/sh_mobile_sdhi.c b/drivers/mfd/sh_mobile_sdhi.c new file mode 100644 index 000000000000..56f72cc1d569 --- /dev/null +++ b/drivers/mfd/sh_mobile_sdhi.c @@ -0,0 +1,145 @@ +/* + * SuperH Mobile SDHI + * + * Copyright (C) 2009 Magnus Damm + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Based on "Compaq ASIC3 support": + * + * Copyright 2001 Compaq Computer Corporation. + * Copyright 2004-2005 Phil Blundell + * Copyright 2007-2008 OpenedHand Ltd. + * + * Authors: Phil Blundell <pb@handhelds.org>, + * Samuel Ortiz <sameo@openedhand.com> + * + */ + +#include <linux/kernel.h> +#include <linux/clk.h> +#include <linux/platform_device.h> + +#include <linux/mfd/core.h> +#include <linux/mfd/tmio.h> + +struct sh_mobile_sdhi { + struct clk *clk; + struct tmio_mmc_data mmc_data; + struct mfd_cell cell_mmc; +}; + +static struct resource sh_mobile_sdhi_resources[] = { + { + .start = 0x000, + .end = 0x1ff, + .flags = IORESOURCE_MEM, + }, + { + .start = 0, + .end = 0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct mfd_cell sh_mobile_sdhi_cell = { + .name = "tmio-mmc", + .num_resources = ARRAY_SIZE(sh_mobile_sdhi_resources), + .resources = sh_mobile_sdhi_resources, +}; + +static int __init sh_mobile_sdhi_probe(struct platform_device *pdev) +{ + struct sh_mobile_sdhi *priv; + struct resource *mem; + char clk_name[8]; + int ret, irq; + + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!mem) + dev_err(&pdev->dev, "missing MEM resource\n"); + + irq = platform_get_irq(pdev, 0); + if (irq < 0) + dev_err(&pdev->dev, "missing IRQ resource\n"); + + if (!mem || (irq < 0)) + return -EINVAL; + + priv = kzalloc(sizeof(struct sh_mobile_sdhi), GFP_KERNEL); + if (priv == NULL) { + dev_err(&pdev->dev, "kzalloc failed\n"); + return -ENOMEM; + } + + snprintf(clk_name, sizeof(clk_name), "sdhi%d", pdev->id); + priv->clk = clk_get(&pdev->dev, clk_name); + if (IS_ERR(priv->clk)) { + dev_err(&pdev->dev, "cannot get clock \"%s\"\n", clk_name); + ret = PTR_ERR(priv->clk); + kfree(priv); + return ret; + } + + clk_enable(priv->clk); + + /* FIXME: silly const unsigned int hclk */ + *(unsigned int *)&priv->mmc_data.hclk = clk_get_rate(priv->clk); + + memcpy(&priv->cell_mmc, &sh_mobile_sdhi_cell, sizeof(priv->cell_mmc)); + priv->cell_mmc.driver_data = &priv->mmc_data; + priv->cell_mmc.platform_data = &priv->cell_mmc; + priv->cell_mmc.data_size = sizeof(priv->cell_mmc); + + platform_set_drvdata(pdev, priv); + + ret = mfd_add_devices(&pdev->dev, pdev->id, + &priv->cell_mmc, 1, mem, irq); + if (ret) { + clk_disable(priv->clk); + clk_put(priv->clk); + kfree(priv); + } + + return ret; +} + +static int sh_mobile_sdhi_remove(struct platform_device *pdev) +{ + struct sh_mobile_sdhi *priv = platform_get_drvdata(pdev); + + mfd_remove_devices(&pdev->dev); + clk_disable(priv->clk); + clk_put(priv->clk); + kfree(priv); + + return 0; +} + +static struct platform_driver sh_mobile_sdhi_driver = { + .driver = { + .name = "sh_mobile_sdhi", + .owner = THIS_MODULE, + }, + .probe = sh_mobile_sdhi_probe, + .remove = __devexit_p(sh_mobile_sdhi_remove), +}; + +static int __init sh_mobile_sdhi_init(void) +{ + return platform_driver_register(&sh_mobile_sdhi_driver); +} + +static void __exit sh_mobile_sdhi_exit(void) +{ + platform_driver_unregister(&sh_mobile_sdhi_driver); +} + +module_init(sh_mobile_sdhi_init); +module_exit(sh_mobile_sdhi_exit); + +MODULE_DESCRIPTION("SuperH Mobile SDHI driver"); +MODULE_AUTHOR("Magnus Damm"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 432ae8358c86..e04b751680d0 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -329,7 +329,7 @@ config MMC_SDRICOH_CS config MMC_TMIO tristate "Toshiba Mobile IO Controller (TMIO) MMC/SD function support" - depends on MFD_TMIO || MFD_ASIC3 + depends on MFD_TMIO || MFD_ASIC3 || SUPERH help This provides support for the SD/MMC cell found in TC6393XB, T7L66XB and also HTC ASIC3 diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c index 93c20e135ee1..4e8f57d4131f 100644 --- a/drivers/sh/maple/maple.c +++ b/drivers/sh/maple/maple.c @@ -106,7 +106,7 @@ static void maple_dma_reset(void) * max delay is 11 */ ctrl_outl(MAPLE_2MBPS | MAPLE_TIMEOUT(0xFFFF), MAPLE_SPEED); - ctrl_outl(PHYSADDR(maple_sendbuf), MAPLE_DMAADDR); + ctrl_outl(virt_to_phys(maple_sendbuf), MAPLE_DMAADDR); ctrl_outl(1, MAPLE_ENABLE); } @@ -258,7 +258,7 @@ static void maple_build_block(struct mapleq *mq) maple_lastptr = maple_sendptr; *maple_sendptr++ = (port << 16) | len | 0x80000000; - *maple_sendptr++ = PHYSADDR(mq->recvbuf->buf); + *maple_sendptr++ = virt_to_phys(mq->recvbuf->buf); *maple_sendptr++ = mq->command | (to << 8) | (from << 16) | (len << 24); while (len-- > 0) |