diff options
| -rw-r--r-- | arch/x86/include/asm/sta2x11.h | 12 | ||||
| -rw-r--r-- | drivers/mfd/Kconfig | 5 | ||||
| -rw-r--r-- | drivers/mfd/Makefile | 1 | ||||
| -rw-r--r-- | drivers/mfd/sta2x11-mfd.c | 467 | ||||
| -rw-r--r-- | include/linux/mfd/sta2x11-mfd.h | 324 |
5 files changed, 809 insertions, 0 deletions
diff --git a/arch/x86/include/asm/sta2x11.h b/arch/x86/include/asm/sta2x11.h new file mode 100644 index 0000000..e9d32df --- /dev/null +++ b/arch/x86/include/asm/sta2x11.h @@ -0,0 +1,12 @@ +/* + * Header file for STMicroelectronics ConneXt (STA2X11) IOHub + */ +#ifndef __ASM_STA2X11_H +#define __ASM_STA2X11_H + +#include <linux/pci.h> + +/* This needs to be called from the MFD to configure its sub-devices */ +struct sta2x11_instance *sta2x11_get_instance(struct pci_dev *pdev); + +#endif /* __ASM_STA2X11_H */ diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index ef86a74..48eed22 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -906,6 +906,11 @@ config MFD_RC5T583 Additional drivers must be enabled in order to use the different functionality of the device. +config MFD_STA2X11 + bool "STA2X11 multi function device support" + depends on STA2X11 + select MFD_CORE + config MFD_ANATOP bool "Support for Freescale i.MX on-chip ANATOP controller" depends on SOC_IMX6Q diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile index 5dd6be7..0dc55cb 100644 --- a/drivers/mfd/Makefile +++ b/drivers/mfd/Makefile @@ -15,6 +15,7 @@ obj-$(CONFIG_MFD_DAVINCI_VOICECODEC) += davinci_voicecodec.o obj-$(CONFIG_MFD_DM355EVM_MSP) += dm355evm_msp.o obj-$(CONFIG_MFD_TI_SSP) += ti-ssp.o +obj-$(CONFIG_MFD_STA2X11) += sta2x11-mfd.o obj-$(CONFIG_MFD_STMPE) += stmpe.o obj-$(CONFIG_STMPE_I2C) += stmpe-i2c.o obj-$(CONFIG_STMPE_SPI) += stmpe-spi.o diff --git a/drivers/mfd/sta2x11-mfd.c b/drivers/mfd/sta2x11-mfd.c new file mode 100644 index 0000000..d31fed0 --- /dev/null +++ b/drivers/mfd/sta2x11-mfd.c @@ -0,0 +1,467 @@ +/* + * Copyright (c) 2009-2011 Wind River Systems, Inc. + * Copyright (c) 2011 ST Microelectronics (Alessandro Rubini) + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/spinlock.h> +#include <linux/errno.h> +#include <linux/device.h> +#include <linux/slab.h> +#include <linux/list.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/pci.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> +#include <linux/platform_device.h> +#include <linux/mfd/core.h> +#include <linux/mfd/sta2x11-mfd.h> + +#include <asm/sta2x11.h> + +/* This describes STA2X11 MFD chip for us, we may have several */ +struct sta2x11_mfd { + struct sta2x11_instance *instance; + spinlock_t lock; + struct list_head list; + void __iomem *sctl_regs; + void __iomem *apbreg_regs; +}; + +static LIST_HEAD(sta2x11_mfd_list); + +/* Three functions to act on the list */ +static struct sta2x11_mfd *sta2x11_mfd_find(struct pci_dev *pdev) +{ + struct sta2x11_instance *instance; + struct sta2x11_mfd *mfd; + + if (!pdev && !list_empty(&sta2x11_mfd_list)) { + pr_warning("%s: Unspecified device, " + "using first instance\n", __func__); + return list_entry(sta2x11_mfd_list.next, + struct sta2x11_mfd, list); + } + + instance = sta2x11_get_instance(pdev); + if (!instance) + return NULL; + list_for_each_entry(mfd, &sta2x11_mfd_list, list) { + if (mfd->instance == instance) + return mfd; + } + return NULL; +} + +static int __devinit sta2x11_mfd_add(struct pci_dev *pdev, gfp_t flags) +{ + struct sta2x11_mfd *mfd = sta2x11_mfd_find(pdev); + struct sta2x11_instance *instance; + + if (mfd) + return -EBUSY; + instance = sta2x11_get_instance(pdev); + if (!instance) + return -EINVAL; + mfd = kzalloc(sizeof(*mfd), flags); + if (!mfd) + return -ENOMEM; + INIT_LIST_HEAD(&mfd->list); + spin_lock_init(&mfd->lock); + mfd->instance = instance; + list_add(&mfd->list, &sta2x11_mfd_list); + return 0; +} + +static int __devexit mfd_remove(struct pci_dev *pdev) +{ + struct sta2x11_mfd *mfd = sta2x11_mfd_find(pdev); + + if (!mfd) + return -ENODEV; + list_del(&mfd->list); + kfree(mfd); + return 0; +} + +/* These two functions are exported and are not expected to fail */ +u32 sta2x11_sctl_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val) +{ + struct sta2x11_mfd *mfd = sta2x11_mfd_find(pdev); + u32 r; + unsigned long flags; + + if (!mfd) { + dev_warn(&pdev->dev, ": can't access sctl regs\n"); + return 0; + } + if (!mfd->sctl_regs) { + dev_warn(&pdev->dev, ": system ctl not initialized\n"); + return 0; + } + spin_lock_irqsave(&mfd->lock, flags); + r = readl(mfd->sctl_regs + reg); + r &= ~mask; + r |= val; + if (mask) + writel(r, mfd->sctl_regs + reg); + spin_unlock_irqrestore(&mfd->lock, flags); + return r; +} +EXPORT_SYMBOL(sta2x11_sctl_mask); + +u32 sta2x11_apbreg_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val) +{ + struct sta2x11_mfd *mfd = sta2x11_mfd_find(pdev); + u32 r; + unsigned long flags; + + if (!mfd) { + dev_warn(&pdev->dev, ": can't access apb regs\n"); + return 0; + } + if (!mfd->apbreg_regs) { + dev_warn(&pdev->dev, ": apb bridge not initialized\n"); + return 0; + } + spin_lock_irqsave(&mfd->lock, flags); + r = readl(mfd->apbreg_regs + reg); + r &= ~mask; + r |= val; + if (mask) + writel(r, mfd->apbreg_regs + reg); + spin_unlock_irqrestore(&mfd->lock, flags); + return r; +} +EXPORT_SYMBOL(sta2x11_apbreg_mask); + +/* Two debugfs files, for our registers (FIXME: one instance only) */ +#define REG(regname) {.name = #regname, .offset = SCTL_ ## regname} +static struct debugfs_reg32 sta2x11_sctl_regs[] = { + REG(SCCTL), REG(ARMCFG), REG(SCPLLCTL), REG(SCPLLFCTRL), + REG(SCRESFRACT), REG(SCRESCTRL1), REG(SCRESXTRL2), REG(SCPEREN0), + REG(SCPEREN1), REG(SCPEREN2), REG(SCGRST), REG(SCPCIPMCR1), + REG(SCPCIPMCR2), REG(SCPCIPMSR1), REG(SCPCIPMSR2), REG(SCPCIPMSR3), + REG(SCINTREN), REG(SCRISR), REG(SCCLKSTAT0), REG(SCCLKSTAT1), + REG(SCCLKSTAT2), REG(SCRSTSTA), +}; +#undef REG + +static struct debugfs_regset32 sctl_regset = { + .regs = sta2x11_sctl_regs, + .nregs = ARRAY_SIZE(sta2x11_sctl_regs), +}; + +#define REG(regname) {.name = #regname, .offset = regname} +static struct debugfs_reg32 sta2x11_apbreg_regs[] = { + REG(APBREG_BSR), REG(APBREG_PAER), REG(APBREG_PWAC), REG(APBREG_PRAC), + REG(APBREG_PCG), REG(APBREG_PUR), REG(APBREG_EMU_PCG), +}; +#undef REG + +static struct debugfs_regset32 apbreg_regset = { + .regs = sta2x11_apbreg_regs, + .nregs = ARRAY_SIZE(sta2x11_apbreg_regs), +}; + +static struct dentry *sta2x11_sctl_debugfs; +static struct dentry *sta2x11_apbreg_debugfs; + +/* Probe for the two platform devices */ +static int sta2x11_sctl_probe(struct platform_device *dev) +{ + struct pci_dev **pdev; + struct sta2x11_mfd *mfd; + struct resource *res; + + pdev = dev->dev.platform_data; + mfd = sta2x11_mfd_find(*pdev); + if (!mfd) + return -ENODEV; + + res = platform_get_resource(dev, IORESOURCE_MEM, 0); + if (!res) + return -ENOMEM; + + if (!request_mem_region(res->start, resource_size(res), + "sta2x11-sctl")) + return -EBUSY; + + mfd->sctl_regs = ioremap(res->start, resource_size(res)); + if (!mfd->sctl_regs) { + release_mem_region(res->start, resource_size(res)); + return -ENOMEM; + } + sctl_regset.base = mfd->sctl_regs; + sta2x11_sctl_debugfs = debugfs_create_regset32("sta2x11-sctl", + S_IFREG | S_IRUGO, + NULL, &sctl_regset); + return 0; +} + +static int sta2x11_apbreg_probe(struct platform_device *dev) +{ + struct pci_dev **pdev; + struct sta2x11_mfd *mfd; + struct resource *res; + + pdev = dev->dev.platform_data; + dev_dbg(&dev->dev, "%s: pdata is %p\n", __func__, pdev); + dev_dbg(&dev->dev, "%s: *pdata is %p\n", __func__, *pdev); + + mfd = sta2x11_mfd_find(*pdev); + if (!mfd) + return -ENODEV; + + res = platform_get_resource(dev, IORESOURCE_MEM, 0); + if (!res) + return -ENOMEM; + + if (!request_mem_region(res->start, resource_size(res), + "sta2x11-apbreg")) + return -EBUSY; + + mfd->apbreg_regs = ioremap(res->start, resource_size(res)); + if (!mfd->apbreg_regs) { + release_mem_region(res->start, resource_size(res)); + return -ENOMEM; + } + dev_dbg(&dev->dev, "%s: regbase %p\n", __func__, mfd->apbreg_regs); + + apbreg_regset.base = mfd->apbreg_regs; + sta2x11_apbreg_debugfs = debugfs_create_regset32("sta2x11-apbreg", + S_IFREG | S_IRUGO, + NULL, &apbreg_regset); + return 0; +} + +/* The two platform drivers */ +static struct platform_driver sta2x11_sctl_platform_driver = { + .driver = { + .name = "sta2x11-sctl", + .owner = THIS_MODULE, + }, + .probe = sta2x11_sctl_probe, +}; + +static int __init sta2x11_sctl_init(void) +{ + pr_info("%s\n", __func__); + return platform_driver_register(&sta2x11_sctl_platform_driver); +} + +static struct platform_driver sta2x11_platform_driver = { + .driver = { + .name = "sta2x11-apbreg", + .owner = THIS_MODULE, + }, + .probe = sta2x11_apbreg_probe, +}; + +static int __init sta2x11_apbreg_init(void) +{ + pr_info("%s\n", __func__); + return platform_driver_register(&sta2x11_platform_driver); +} + +/* + * What follows is the PCI device that hosts the above two pdevs. + * Each logic block is 4kB and they are all consecutive: we use this info. + */ + +/* Bar 0 */ +enum bar0_cells { + STA2X11_GPIO_0 = 0, + STA2X11_GPIO_1, + STA2X11_GPIO_2, + STA2X11_GPIO_3, + STA2X11_SCTL, + STA2X11_SCR, + STA2X11_TIME, +}; +/* Bar 1 */ +enum bar1_cells { + STA2X11_APBREG = 0, +}; +#define CELL_4K(_name, _cell) { \ + .name = _name, \ + .start = _cell * 4096, .end = _cell * 4096 + 4095, \ + .flags = IORESOURCE_MEM, \ + } + +static const __devinitconst struct resource gpio_resources[] = { + { + .name = "sta2x11_gpio", /* 4 consecutive cells, 1 driver */ + .start = 0, + .end = (4 * 4096) - 1, + .flags = IORESOURCE_MEM, + } +}; +static const __devinitconst struct resource sctl_resources[] = { + CELL_4K("sta2x11-sctl", STA2X11_SCTL), +}; +static const __devinitconst struct resource scr_resources[] = { + CELL_4K("sta2x11-scr", STA2X11_SCR), +}; +static const __devinitconst struct resource time_resources[] = { + CELL_4K("sta2x11-time", STA2X11_TIME), +}; + +static const __devinitconst struct resource apbreg_resources[] = { + CELL_4K("sta2x11-apbreg", STA2X11_APBREG), +}; + +#define DEV(_name, _r) \ + { .name = _name, .num_resources = ARRAY_SIZE(_r), .resources = _r, } + +static __devinitdata struct mfd_cell sta2x11_mfd_bar0[] = { + DEV("sta2x11-gpio", gpio_resources), /* offset 0: we add pdata later */ + DEV("sta2x11-sctl", sctl_resources), + DEV("sta2x11-scr", scr_resources), + DEV("sta2x11-time", time_resources), +}; + +static __devinitdata struct mfd_cell sta2x11_mfd_bar1[] = { + DEV("sta2x11-apbreg", apbreg_resources), +}; + +static int sta2x11_mfd_suspend(struct pci_dev *pdev, pm_message_t state) +{ + pci_save_state(pdev); + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + + return 0; +} + +static int sta2x11_mfd_resume(struct pci_dev *pdev) +{ + int err; + + pci_set_power_state(pdev, 0); + err = pci_enable_device(pdev); + if (err) + return err; + pci_restore_state(pdev); + + return 0; +} + +static int __devinit sta2x11_mfd_probe(struct pci_dev *pdev, + const struct pci_device_id *pci_id) +{ + int err, i; + struct sta2x11_gpio_pdata *gpio_data; + + dev_info(&pdev->dev, "%s\n", __func__); + + err = pci_enable_device(pdev); + if (err) { + dev_err(&pdev->dev, "Can't enable device.\n"); + return err; + } + + err = pci_enable_msi(pdev); + if (err) + dev_info(&pdev->dev, "Enable msi failed\n"); + + /* Read gpio config data as pci device's platform data */ + gpio_data = dev_get_platdata(&pdev->dev); + if (!gpio_data) + dev_warn(&pdev->dev, "no gpio configuration\n"); + + dev_dbg(&pdev->dev, "%s, gpio_data = %p (%p)\n", __func__, + gpio_data, &gpio_data); + dev_dbg(&pdev->dev, "%s, pdev = %p (%p)\n", __func__, + pdev, &pdev); + + /* platform data is the pci device for all of them */ + for (i = 0; i < ARRAY_SIZE(sta2x11_mfd_bar0); i++) { + sta2x11_mfd_bar0[i].pdata_size = sizeof(pdev); + sta2x11_mfd_bar0[i].platform_data = &pdev; + } + sta2x11_mfd_bar1[0].pdata_size = sizeof(pdev); + sta2x11_mfd_bar1[0].platform_data = &pdev; + + /* Record this pdev before mfd_add_devices: their probe looks for it */ + sta2x11_mfd_add(pdev, GFP_ATOMIC); + + + err = mfd_add_devices(&pdev->dev, -1, + sta2x11_mfd_bar0, + ARRAY_SIZE(sta2x11_mfd_bar0), + &pdev->resource[0], + 0); + if (err) { + dev_err(&pdev->dev, "mfd_add_devices[0] failed: %d\n", err); + goto err_disable; + } + + err = mfd_add_devices(&pdev->dev, -1, + sta2x11_mfd_bar1, + ARRAY_SIZE(sta2x11_mfd_bar1), + &pdev->resource[1], + 0); + if (err) { + dev_err(&pdev->dev, "mfd_add_devices[1] failed: %d\n", err); + goto err_disable; + } + + return 0; + +err_disable: + mfd_remove_devices(&pdev->dev); + pci_disable_device(pdev); + pci_disable_msi(pdev); + return err; +} + +static DEFINE_PCI_DEVICE_TABLE(sta2x11_mfd_tbl) = { + {PCI_DEVICE(PCI_VENDOR_ID_STMICRO, PCI_DEVICE_ID_STMICRO_GPIO)}, + {0,}, +}; + +static struct pci_driver sta2x11_mfd_driver = { + .name = "sta2x11-mfd", + .id_table = sta2x11_mfd_tbl, + .probe = sta2x11_mfd_probe, + .suspend = sta2x11_mfd_suspend, + .resume = sta2x11_mfd_resume, +}; + +static int __init sta2x11_mfd_init(void) +{ + pr_info("%s\n", __func__); + return pci_register_driver(&sta2x11_mfd_driver); +} + +/* + * All of this must be ready before "normal" devices like MMCI appear. + * But MFD (the pci device) can't be too early. The following choice + * prepares platform drivers very early and probe the PCI device later, + * but before other PCI devices. + */ +subsys_initcall(sta2x11_apbreg_init); +subsys_initcall(sta2x11_sctl_init); +rootfs_initcall(sta2x11_mfd_init); + +MODULE_LICENSE("GPL v2"); +MODULE_AUTHOR("Wind River"); +MODULE_DESCRIPTION("STA2x11 mfd for GPIO, SCTL and APBREG"); +MODULE_DEVICE_TABLE(pci, sta2x11_mfd_tbl); diff --git a/include/linux/mfd/sta2x11-mfd.h b/include/linux/mfd/sta2x11-mfd.h new file mode 100644 index 0000000..d179227 --- /dev/null +++ b/include/linux/mfd/sta2x11-mfd.h @@ -0,0 +1,324 @@ +/* + * Copyright (c) 2009-2011 Wind River Systems, Inc. + * Copyright (c) 2011 ST Microelectronics (Alessandro Rubini) + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * The STMicroelectronics ConneXt (STA2X11) chip has several unrelated + * functions in one PCI endpoint functions. This driver simply + * registers the platform devices in this iomemregion and exports a few + * functions to access common registers + */ + +#ifndef __STA2X11_MFD_H +#define __STA2X11_MFD_H +#include <linux/types.h> +#include <linux/pci.h> + +/* + * The MFD PCI block includes the GPIO peripherals and other register blocks. + * For GPIO, we have 32*4 bits (I use "gsta" for "gpio sta2x11".) + */ +#define GSTA_GPIO_PER_BLOCK 32 +#define GSTA_NR_BLOCKS 4 +#define GSTA_NR_GPIO (GSTA_GPIO_PER_BLOCK * GSTA_NR_BLOCKS) + +/* Pinconfig is set by the board definition: altfunc, pull-up, pull-down */ +struct sta2x11_gpio_pdata { + unsigned pinconfig[GSTA_NR_GPIO]; +}; + +/* Macros below lifted from sh_pfc.h, with minor differences */ +#define PINMUX_TYPE_NONE 0 +#define PINMUX_TYPE_FUNCTION 1 +#define PINMUX_TYPE_OUTPUT_LOW 2 +#define PINMUX_TYPE_OUTPUT_HIGH 3 +#define PINMUX_TYPE_INPUT 4 +#define PINMUX_TYPE_INPUT_PULLUP 5 +#define PINMUX_TYPE_INPUT_PULLDOWN 6 + +/* Give names to GPIO pins, like PXA does, taken from the manual */ +#define STA2X11_GPIO0 0 +#define STA2X11_GPIO1 1 +#define STA2X11_GPIO2 2 +#define STA2X11_GPIO3 3 +#define STA2X11_GPIO4 4 +#define STA2X11_GPIO5 5 +#define STA2X11_GPIO6 6 +#define STA2X11_GPIO7 7 +#define STA2X11_GPIO8_RGBOUT_RED7 8 +#define STA2X11_GPIO9_RGBOUT_RED6 9 +#define STA2X11_GPIO10_RGBOUT_RED5 10 +#define STA2X11_GPIO11_RGBOUT_RED4 11 +#define STA2X11_GPIO12_RGBOUT_RED3 12 +#define STA2X11_GPIO13_RGBOUT_RED2 13 +#define STA2X11_GPIO14_RGBOUT_RED1 14 +#define STA2X11_GPIO15_RGBOUT_RED0 15 +#define STA2X11_GPIO16_RGBOUT_GREEN7 16 +#define STA2X11_GPIO17_RGBOUT_GREEN6 17 +#define STA2X11_GPIO18_RGBOUT_GREEN5 18 +#define STA2X11_GPIO19_RGBOUT_GREEN4 19 +#define STA2X11_GPIO20_RGBOUT_GREEN3 20 +#define STA2X11_GPIO21_RGBOUT_GREEN2 21 +#define STA2X11_GPIO22_RGBOUT_GREEN1 22 +#define STA2X11_GPIO23_RGBOUT_GREEN0 23 +#define STA2X11_GPIO24_RGBOUT_BLUE7 24 +#define STA2X11_GPIO25_RGBOUT_BLUE6 25 +#define STA2X11_GPIO26_RGBOUT_BLUE5 26 +#define STA2X11_GPIO27_RGBOUT_BLUE4 27 +#define STA2X11_GPIO28_RGBOUT_BLUE3 28 +#define STA2X11_GPIO29_RGBOUT_BLUE2 29 +#define STA2X11_GPIO30_RGBOUT_BLUE1 30 +#define STA2X11_GPIO31_RGBOUT_BLUE0 31 +#define STA2X11_GPIO32_RGBOUT_VSYNCH 32 +#define STA2X11_GPIO33_RGBOUT_HSYNCH 33 +#define STA2X11_GPIO34_RGBOUT_DEN 34 +#define STA2X11_GPIO35_ETH_CRS_DV 35 +#define STA2X11_GPIO36_ETH_TXD1 36 +#define STA2X11_GPIO37_ETH_TXD0 37 +#define STA2X11_GPIO38_ETH_TX_EN 38 +#define STA2X11_GPIO39_MDIO 39 +#define STA2X11_GPIO40_ETH_REF_CLK 40 +#define STA2X11_GPIO41_ETH_RXD1 41 +#define STA2X11_GPIO42_ETH_RXD0 42 +#define STA2X11_GPIO43_MDC 43 +#define STA2X11_GPIO44_CAN_TX 44 +#define STA2X11_GPIO45_CAN_RX 45 +#define STA2X11_GPIO46_MLB_DAT 46 +#define STA2X11_GPIO47_MLB_SIG 47 +#define STA2X11_GPIO48_SPI0_CLK 48 +#define STA2X11_GPIO49_SPI0_TXD 49 +#define STA2X11_GPIO50_SPI0_RXD 50 +#define STA2X11_GPIO51_SPI0_FRM 51 +#define STA2X11_GPIO52_SPI1_CLK 52 +#define STA2X11_GPIO53_SPI1_TXD 53 +#define STA2X11_GPIO54_SPI1_RXD 54 +#define STA2X11_GPIO55_SPI1_FRM 55 +#define STA2X11_GPIO56_SPI2_CLK 56 +#define STA2X11_GPIO57_SPI2_TXD 57 +#define STA2X11_GPIO58_SPI2_RXD 58 +#define STA2X11_GPIO59_SPI2_FRM 59 +#define STA2X11_GPIO60_I2C0_SCL 60 +#define STA2X11_GPIO61_I2C0_SDA 61 +#define STA2X11_GPIO62_I2C1_SCL 62 +#define STA2X11_GPIO63_I2C1_SDA 63 +#define STA2X11_GPIO64_I2C2_SCL 64 +#define STA2X11_GPIO65_I2C2_SDA 65 +#define STA2X11_GPIO66_I2C3_SCL 66 +#define STA2X11_GPIO67_I2C3_SDA 67 +#define STA2X11_GPIO68_MSP0_RCK 68 +#define STA2X11_GPIO69_MSP0_RXD 69 +#define STA2X11_GPIO70_MSP0_RFS 70 +#define STA2X11_GPIO71_MSP0_TCK 71 +#define STA2X11_GPIO72_MSP0_TXD 72 +#define STA2X11_GPIO73_MSP0_TFS 73 +#define STA2X11_GPIO74_MSP0_SCK 74 +#define STA2X11_GPIO75_MSP1_CK 75 +#define STA2X11_GPIO76_MSP1_RXD 76 +#define STA2X11_GPIO77_MSP1_FS 77 +#define STA2X11_GPIO78_MSP1_TXD 78 +#define STA2X11_GPIO79_MSP2_CK 79 +#define STA2X11_GPIO80_MSP2_RXD 80 +#define STA2X11_GPIO81_MSP2_FS 81 +#define STA2X11_GPIO82_MSP2_TXD 82 +#define STA2X11_GPIO83_MSP3_CK 83 +#define STA2X11_GPIO84_MSP3_RXD 84 +#define STA2X11_GPIO85_MSP3_FS 85 +#define STA2X11_GPIO86_MSP3_TXD 86 +#define STA2X11_GPIO87_MSP4_CK 87 +#define STA2X11_GPIO88_MSP4_RXD 88 +#define STA2X11_GPIO89_MSP4_FS 89 +#define STA2X11_GPIO90_MSP4_TXD 90 +#define STA2X11_GPIO91_MSP5_CK 91 +#define STA2X11_GPIO92_MSP5_RXD 92 +#define STA2X11_GPIO93_MSP5_FS 93 +#define STA2X11_GPIO94_MSP5_TXD 94 +#define STA2X11_GPIO95_SDIO3_DAT3 95 +#define STA2X11_GPIO96_SDIO3_DAT2 96 +#define STA2X11_GPIO97_SDIO3_DAT1 97 +#define STA2X11_GPIO98_SDIO3_DAT0 98 +#define STA2X11_GPIO99_SDIO3_CLK 99 +#define STA2X11_GPIO100_SDIO3_CMD 100 +#define STA2X11_GPIO101 101 +#define STA2X11_GPIO102 102 +#define STA2X11_GPIO103 103 +#define STA2X11_GPIO104 104 +#define STA2X11_GPIO105_SDIO2_DAT3 105 +#define STA2X11_GPIO106_SDIO2_DAT2 106 +#define STA2X11_GPIO107_SDIO2_DAT1 107 +#define STA2X11_GPIO108_SDIO2_DAT0 108 +#define STA2X11_GPIO109_SDIO2_CLK 109 +#define STA2X11_GPIO110_SDIO2_CMD 110 +#define STA2X11_GPIO111 111 +#define STA2X11_GPIO112 112 +#define STA2X11_GPIO113 113 +#define STA2X11_GPIO114 114 +#define STA2X11_GPIO115_SDIO1_DAT3 115 +#define STA2X11_GPIO116_SDIO1_DAT2 116 +#define STA2X11_GPIO117_SDIO1_DAT1 117 +#define STA2X11_GPIO118_SDIO1_DAT0 118 +#define STA2X11_GPIO119_SDIO1_CLK 119 +#define STA2X11_GPIO120_SDIO1_CMD 120 +#define STA2X11_GPIO121 121 +#define STA2X11_GPIO122 122 +#define STA2X11_GPIO123 123 +#define STA2X11_GPIO124 124 +#define STA2X11_GPIO125_UART2_TXD 125 +#define STA2X11_GPIO126_UART2_RXD 126 +#define STA2X11_GPIO127_UART3_TXD 127 + +/* + * The APB bridge has its own registers, needed by our users as well. + * They are accessed with the following read/mask/write function. + */ +u32 sta2x11_apbreg_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val); + +/* CAN and MLB */ +#define APBREG_BSR 0x00 /* Bridge Status Reg */ +#define APBREG_PAER 0x08 /* Peripherals Address Error Reg */ +#define APBREG_PWAC 0x20 /* Peripheral Write Access Control reg */ +#define APBREG_PRAC 0x40 /* Peripheral Read Access Control reg */ +#define APBREG_PCG 0x60 /* Peripheral Clock Gating Reg */ +#define APBREG_PUR 0x80 /* Peripheral Under Reset Reg */ +#define APBREG_EMU_PCG 0xA0 /* Emulator Peripheral Clock Gating Reg */ + +#define APBREG_CAN (1 << 1) +#define APBREG_MLB (1 << 3) + +/* SARAC */ +#define APBREG_BSR_SARAC 0x100 /* Bridge Status Reg */ +#define APBREG_PAER_SARAC 0x108 /* Peripherals Address Error Reg */ +#define APBREG_PWAC_SARAC 0x120 /* Peripheral Write Access Control reg */ +#define APBREG_PRAC_SARAC 0x140 /* Peripheral Read Access Control reg */ +#define APBREG_PCG_SARAC 0x160 /* Peripheral Clock Gating Reg */ +#define APBREG_PUR_SARAC 0x180 /* Peripheral Under Reset Reg */ +#define APBREG_EMU_PCG_SARAC 0x1A0 /* Emulator Peripheral Clock Gating Reg */ + +#define APBREG_SARAC (1 << 2) + +/* + * The system controller has its own registers. Some of these are accessed + * by out users as well, using the following read/mask/write/function + */ +u32 sta2x11_sctl_mask(struct pci_dev *pdev, u32 reg, u32 mask, u32 val); + +#define SCTL_SCCTL 0x00 /* System controller control register */ +#define SCTL_ARMCFG 0x04 /* ARM configuration register */ +#define SCTL_SCPLLCTL 0x08 /* PLL control status register */ +#define SCTL_SCPLLFCTRL 0x0c /* PLL frequency control register */ +#define SCTL_SCRESFRACT 0x10 /* PLL fractional input register */ +#define SCTL_SCRESCTRL1 0x14 /* Peripheral reset control 1 */ +#define SCTL_SCRESXTRL2 0x18 /* Peripheral reset control 2 */ +#define SCTL_SCPEREN0 0x1c /* Peripheral clock enable register 0 */ +#define SCTL_SCPEREN1 0x20 /* Peripheral clock enable register 1 */ +#define SCTL_SCPEREN2 0x24 /* Peripheral clock enable register 2 */ +#define SCTL_SCGRST 0x28 /* Peripheral global reset */ +#define SCTL_SCPCIPMCR1 0x30 /* PCI power management control 1 */ +#define SCTL_SCPCIPMCR2 0x34 /* PCI power management control 2 */ +#define SCTL_SCPCIPMSR1 0x38 /* PCI power management status 1 */ +#define SCTL_SCPCIPMSR2 0x3c /* PCI power management status 2 */ +#define SCTL_SCPCIPMSR3 0x40 /* PCI power management status 3 */ +#define SCTL_SCINTREN 0x44 /* Interrupt enable */ +#define SCTL_SCRISR 0x48 /* RAW interrupt status */ +#define SCTL_SCCLKSTAT0 0x4c /* Peripheral clocks status 0 */ +#define SCTL_SCCLKSTAT1 0x50 /* Peripheral clocks status 1 */ +#define SCTL_SCCLKSTAT2 0x54 /* Peripheral clocks status 2 */ +#define SCTL_SCRSTSTA 0x58 /* Reset status register */ + +#define SCTL_SCRESCTRL1_USB_PHY_POR (1 << 0) +#define SCTL_SCRESCTRL1_USB_OTG (1 << 1) +#define SCTL_SCRESCTRL1_USB_HRST (1 << 2) +#define SCTL_SCRESCTRL1_USB_PHY_HOST (1 << 3) +#define SCTL_SCRESCTRL1_SATAII (1 << 4) +#define SCTL_SCRESCTRL1_VIP (1 << 5) +#define SCTL_SCRESCTRL1_PER_MMC0 (1 << 6) +#define SCTL_SCRESCTRL1_PER_MMC1 (1 << 7) +#define SCTL_SCRESCTRL1_PER_GPIO0 (1 << 8) +#define SCTL_SCRESCTRL1_PER_GPIO1 (1 << 9) +#define SCTL_SCRESCTRL1_PER_GPIO2 (1 << 10) +#define SCTL_SCRESCTRL1_PER_GPIO3 (1 << 11) +#define SCTL_SCRESCTRL1_PER_MTU0 (1 << 12) +#define SCTL_SCRESCTRL1_KER_SPI0 (1 << 13) +#define SCTL_SCRESCTRL1_KER_SPI1 (1 << 14) +#define SCTL_SCRESCTRL1_KER_SPI2 (1 << 15) +#define SCTL_SCRESCTRL1_KER_MCI0 (1 << 16) +#define SCTL_SCRESCTRL1_KER_MCI1 (1 << 17) +#define SCTL_SCRESCTRL1_PRE_HSI2C0 (1 << 18) +#define SCTL_SCRESCTRL1_PER_HSI2C1 (1 << 19) +#define SCTL_SCRESCTRL1_PER_HSI2C2 (1 << 20) +#define SCTL_SCRESCTRL1_PER_HSI2C3 (1 << 21) +#define SCTL_SCRESCTRL1_PER_MSP0 (1 << 22) +#define SCTL_SCRESCTRL1_PER_MSP1 (1 << 23) +#define SCTL_SCRESCTRL1_PER_MSP2 (1 << 24) +#define SCTL_SCRESCTRL1_PER_MSP3 (1 << 25) +#define SCTL_SCRESCTRL1_PER_MSP4 (1 << 26) +#define SCTL_SCRESCTRL1_PER_MSP5 (1 << 27) +#define SCTL_SCRESCTRL1_PER_MMC (1 << 28) +#define SCTL_SCRESCTRL1_KER_MSP0 (1 << 29) +#define SCTL_SCRESCTRL1_KER_MSP1 (1 << 30) +#define SCTL_SCRESCTRL1_KER_MSP2 (1 << 31) + +#define SCTL_SCPEREN0_UART0 (1 << 0) +#define SCTL_SCPEREN0_UART1 (1 << 1) +#define SCTL_SCPEREN0_UART2 (1 << 2) +#define SCTL_SCPEREN0_UART3 (1 << 3) +#define SCTL_SCPEREN0_MSP0 (1 << 4) +#define SCTL_SCPEREN0_MSP1 (1 << 5) +#define SCTL_SCPEREN0_MSP2 (1 << 6) +#define SCTL_SCPEREN0_MSP3 (1 << 7) +#define SCTL_SCPEREN0_MSP4 (1 << 8) +#define SCTL_SCPEREN0_MSP5 (1 << 9) +#define SCTL_SCPEREN0_SPI0 (1 << 10) +#define SCTL_SCPEREN0_SPI1 (1 << 11) +#define SCTL_SCPEREN0_SPI2 (1 << 12) +#define SCTL_SCPEREN0_I2C0 (1 << 13) +#define SCTL_SCPEREN0_I2C1 (1 << 14) +#define SCTL_SCPEREN0_I2C2 (1 << 15) +#define SCTL_SCPEREN0_I2C3 (1 << 16) +#define SCTL_SCPEREN0_SVDO_LVDS (1 << 17) +#define SCTL_SCPEREN0_USB_HOST (1 << 18) +#define SCTL_SCPEREN0_USB_OTG (1 << 19) +#define SCTL_SCPEREN0_MCI0 (1 << 20) +#define SCTL_SCPEREN0_MCI1 (1 << 21) +#define SCTL_SCPEREN0_MCI2 (1 << 22) +#define SCTL_SCPEREN0_MCI3 (1 << 23) +#define SCTL_SCPEREN0_SATA (1 << 24) +#define SCTL_SCPEREN0_ETHERNET (1 << 25) +#define SCTL_SCPEREN0_VIC (1 << 26) +#define SCTL_SCPEREN0_DMA_AUDIO (1 << 27) +#define SCTL_SCPEREN0_DMA_SOC (1 << 28) +#define SCTL_SCPEREN0_RAM (1 << 29) +#define SCTL_SCPEREN0_VIP (1 << 30) +#define SCTL_SCPEREN0_ARM (1 << 31) + +#define SCTL_SCPEREN1_UART0 (1 << 0) +#define SCTL_SCPEREN1_UART1 (1 << 1) +#define SCTL_SCPEREN1_UART2 (1 << 2) +#define SCTL_SCPEREN1_UART3 (1 << 3) +#define SCTL_SCPEREN1_MSP0 (1 << 4) +#define SCTL_SCPEREN1_MSP1 (1 << 5) +#define SCTL_SCPEREN1_MSP2 (1 << 6) +#define SCTL_SCPEREN1_MSP3 (1 << 7) +#define SCTL_SCPEREN1_MSP4 (1 << 8) +#define SCTL_SCPEREN1_MSP5 (1 << 9) +#define SCTL_SCPEREN1_SPI0 (1 << 10) +#define SCTL_SCPEREN1_SPI1 (1 << 11) +#define SCTL_SCPEREN1_SPI2 (1 << 12) +#define SCTL_SCPEREN1_I2C0 (1 << 13) +#define SCTL_SCPEREN1_I2C1 (1 << 14) +#define SCTL_SCPEREN1_I2C2 (1 << 15) +#define SCTL_SCPEREN1_I2C3 (1 << 16) +#define SCTL_SCPEREN1_USB_PHY (1 << 17) + +#endif /* __STA2X11_MFD_H */ |
