From a43e2b53a23bbd6955209a01a8388508f9205857 Mon Sep 17 00:00:00 2001 From: Marcin Juszkiewicz Date: Tue, 30 Oct 2007 15:21:19 +0000 Subject: linux-rp: update Tosa patchset in 2.6.22 and 2.6.23 - close #3233 USB Host patches are not updated --- .../linux/linux-rp-2.6.23/tmio-tc6393-r8.patch | 1600 ++++++++++++++++++++ 1 file changed, 1600 insertions(+) create mode 100644 packages/linux/linux-rp-2.6.23/tmio-tc6393-r8.patch (limited to 'packages/linux/linux-rp-2.6.23/tmio-tc6393-r8.patch') diff --git a/packages/linux/linux-rp-2.6.23/tmio-tc6393-r8.patch b/packages/linux/linux-rp-2.6.23/tmio-tc6393-r8.patch new file mode 100644 index 0000000000..500fa837ec --- /dev/null +++ b/packages/linux/linux-rp-2.6.23/tmio-tc6393-r8.patch @@ -0,0 +1,1600 @@ + arch/arm/common/Kconfig | 3 + arch/arm/common/Makefile | 1 + arch/arm/common/tc6393xb.c | 668 ++++++++++++++++++++++++++++++++++++++++ + arch/arm/mach-pxa/Kconfig | 1 + include/asm-arm/arch-pxa/irqs.h | 10 + include/asm-arm/hardware/tmio.h | 44 ++ + 6 files changed, 727 insertions(+) + +Index: git/arch/arm/common/tc6393xb.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ git/arch/arm/common/tc6393xb.c 2006-11-07 22:14:49.000000000 +0000 +@@ -0,0 +1,668 @@ ++/* ++ * Toshiba TC6393XB SoC support ++ * ++ * Maintainer: Chris Humbert ++ * ++ * Copyright (c) 2005-2006 Chris Humbert ++ * Copyright (c) 2005 Dirk Opfer ++ * ++ * Based on code written by Sharp/Lineo for 2.4 kernels ++ * Based on locomo.c ++ * ++ * 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. ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#ifndef TMIO_SOC_TC6393XB ++#error "TC6393XB SoC not configured" ++#endif ++ ++/*--------------------------------------------------------------------------*/ ++ ++/* cell ids must be 0-based because they are used as array indexes. */ ++#define TC6393_CELL_NAND 0 ++#define TC6393_CELL_SD 1 ++#define TC6393_CELL_OHCI 2 ++#define TC6393_CELL_SERIAL 3 ++#define TC6393_CELL_LCD 4 ++#define TC6393_NUM_CELLS 5 ++ ++#define TC6393_RESOURCE(_name, _start, _end, _flags) \ ++ { \ ++ .name = _name, \ ++ .start = _start, \ ++ .end = _end, \ ++ .flags = _flags, \ ++ } ++ ++#define TC6393_MEM(name, start, size) \ ++ TC6393_RESOURCE(name, start, (start) + (size) - 1, IORESOURCE_MEM) ++ ++#define TC6393_IRQ(name, irq) \ ++ TC6393_RESOURCE(name, irq, irq, IORESOURCE_IRQ) ++ ++const static struct resource tc6393_NAND_resource[] = { ++ TC6393_MEM (TMIO_NAME_NAND, 0x000100, 0x100), ++ TC6393_MEM (TMIO_NAME_NAND, 0x001000, 0x008), ++ TC6393_MEM (TMIO_NAME_NAND, 0, 0), ++ TC6393_IRQ (TMIO_NAME_NAND, IRQ_TC6393_NAND), ++}; ++ ++const static struct resource tc6393_SD_resource[] = { ++ TC6393_MEM (TMIO_NAME_SD, 0x000200, 0x100), ++ TC6393_MEM (TMIO_NAME_SD, 0x002000, 0x200), ++ TC6393_MEM (TMIO_NAME_SD, 0, 0), ++ TC6393_IRQ (TMIO_NAME_SD, IRQ_TC6393_SD), ++}; ++ ++const static struct resource tc6393_OHCI_resource[] = { ++ TC6393_MEM (TMIO_NAME_OHCI, 0x000300, 0x100), ++ TC6393_MEM (TMIO_NAME_OHCI, 0x003000, 0x100), ++ TC6393_MEM (TMIO_NAME_OHCI, 0x010000, 32 * 1024), ++ TC6393_IRQ (TMIO_NAME_OHCI, IRQ_TC6393_OHCI), ++}; ++ ++const static struct resource tc6393_SERIAL_resource[] = { ++ TC6393_MEM (TMIO_NAME_SERIAL, 0x000400, 0x100), ++ TC6393_MEM (TMIO_NAME_SERIAL, 0x004000, 0x100), ++ TC6393_MEM (TMIO_NAME_SERIAL, 0, 0), ++ TC6393_IRQ (TMIO_NAME_SERIAL, IRQ_TC6393_SERIAL), ++}; ++ ++const static struct resource tc6393_LCD_resource[] = { ++ TC6393_MEM (TMIO_NAME_LCD, 0x000500, 0x100), ++ TC6393_MEM (TMIO_NAME_LCD, 0x005000, 0x200), ++ TC6393_MEM (TMIO_NAME_LCD, 0x100000, 1024 * 1024), ++ TC6393_IRQ (TMIO_NAME_LCD, IRQ_TC6393_LCD), ++}; ++ ++#define TC6393_CELL(_NAME) \ ++ [TC6393_CELL_##_NAME] = { \ ++ .name = TMIO_NAME_##_NAME, \ ++ .id = TC6393_CELL_##_NAME, \ ++ .resource = tc6393_##_NAME##_resource, \ ++ .num_resources = ARRAY_SIZE (tc6393_##_NAME##_resource), \ ++ } ++ ++struct tc6393_cell { ++ const char* name; ++ unsigned int id; ++ const struct resource* resource; ++ unsigned int num_resources; ++}; ++ ++const static struct tc6393_cell tc6393_cell [TC6393_NUM_CELLS] = { ++ TC6393_CELL (NAND ), ++ TC6393_CELL (SD ), ++ TC6393_CELL (OHCI ), ++ TC6393_CELL (SERIAL ), ++ TC6393_CELL (LCD ), ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++/* ++ * TC6393 System Configuration Register ++ */ ++struct tc6393_scr { ++ u8 x00[8]; ++ u8 revid; /* 0x08 Revision ID */ ++ u8 x01[0x47]; ++ u8 isr; /* 0x50 Interrupt Status */ ++ u8 x02; ++ u8 imr; /* 0x52 Interrupt Mask */ ++ u8 x03; ++ u8 irr; /* 0x54 Interrupt Routing */ ++ u8 x04[0x0b]; ++ u16 gper; /* 0x60 GP Enable */ ++ u8 x05[2]; ++ u16 gpi_sr[2]; /* 0x64 GPI Status */ ++ u16 gpi_imr[2]; /* 0x68 GPI INT Mask */ ++ u16 gpi_eder[2]; /* 0x6c GPI Edge Detect Enable */ ++ u16 gpi_lir[4]; /* 0x70 GPI Level Invert */ ++ u16 gpo_dsr[2]; /* 0x78 GPO Data Set */ ++ u16 gpo_doecr[2]; /* 0x7c GPO Data OE Control */ ++ u16 gp_iarcr[2]; /* 0x80 GP Internal Active Reg Control */ ++ u16 gp_iarlcr[2]; /* 0x84 GP Internal Active Reg Level Con*/ ++ u8 gpi_bcr[4]; /* 0x88 GPI Buffer Control */ ++ u16 gpa_iarcr; /* 0x8c GPa Internal Active Reg Control */ ++ u8 x06[2]; ++ u16 gpa_iarlcr; /* 0x90 GPa Internal Active Reg Level Co*/ ++ u8 x07[2]; ++ u16 gpa_bcr; /* 0x94 GPa Buffer Control */ ++ u8 x08[2]; ++ u16 ccr; /* 0x98 Clock Control */ ++ u16 pll2cr; /* 0x9a PLL2 Control */ ++ u16 pll1cr[2]; /* 0x9c PLL1 Control */ ++ u8 diarcr; /* 0xa0 Device Internal Active Reg Contr*/ ++ u8 dbocr; /* 0xa1 Device Buffer Off Control */ ++ u8 x09[0x3e]; ++ u8 fer; /* 0xe0 Function Enable */ ++ u8 x10[3]; ++ u16 mcr; /* 0xe4 Mode Control */ ++ u8 x11[0x14]; ++ u8 config; /* 0xfc Configuration Control */ ++ u8 x12[2]; ++ u8 debug; /* 0xff Debug */ ++} __attribute__ ((packed)); ++ ++union tc6393_scr_fer { ++ u8 raw; ++struct { ++ unsigned usben:1; /* D0 USB enable */ ++ unsigned lcdcven:1; /* D1 polysylicon TFT enable */ ++ unsigned slcden:1; /* D2 SLCD enable */ ++} __attribute__ ((packed)); ++} __attribute__ ((packed)); ++ ++union tc6393_scr_ccr { ++ u16 raw; ++struct { ++ unsigned ck32ken:1; /* D0 SD host clock enable */ ++ unsigned usbcken:1; /* D1 USB host clock enable */ ++ unsigned x00:2; ++ unsigned sharp:1; /* D4 ??? set in Sharp's code */ ++ unsigned x01:3; ++ enum { disable = 0, ++ m12MHz = 1, ++ m24MHz = 2, ++ m48MHz = 3, ++ } mclksel:3; /* D10-D8 LCD controller clock */ ++ unsigned x02:1; ++ enum { h24MHz = 0, ++ h48MHz = 1, ++ } hclksel:2; /* D13-D12 host bus clock */ ++ unsigned x03:2; ++} __attribute__ ((packed)); ++} __attribute__ ((packed)); ++ ++/*--------------------------------------------------------------------------*/ ++ ++struct tc6393 { ++ spinlock_t lock; /* read-modify-write lock */ ++ struct device* dev; /* TC6393 device */ ++ struct tc6393_scr __iomem *scr; /* system configuration reg */ ++ ++ struct resource rscr; /* system config reg resource */ ++ struct resource* iomem; /* entire TC6393 iomem resource */ ++ unsigned int irq; /* hardware cascade irq */ ++ ++ struct tmio_device tdev [TC6393_NUM_CELLS]; ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++static u32 tc6393_ioread32 (const void __iomem *addr) ++{ ++ return ((u32) ioread16 (addr)) | (((u32) ioread16 (addr + 2)) << 16); ++} ++ ++static u32 tc6393_iowrite32 (u32 val, const void __iomem *addr) ++{ ++ iowrite16 (val, addr); ++ iowrite16 (val >> 16, addr + 2); ++ return val; ++} ++ ++u32 get_tc6393_gpio (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ ++ return tc6393_ioread32 (scr->gpo_dsr); ++} ++EXPORT_SYMBOL (get_tc6393_gpio); ++ ++u32 set_tc6393_gpio (struct device *dev, u32 bits) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ u32 dsr; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ dsr = tc6393_ioread32 (scr->gpo_dsr) | bits; ++ tc6393_iowrite32 (dsr, scr->gpo_dsr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++ ++ return dsr; ++} ++EXPORT_SYMBOL (set_tc6393_gpio); ++ ++u32 reset_tc6393_gpio (struct device *dev, u32 bits) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ u32 dsr; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ dsr = tc6393_ioread32 (scr->gpo_dsr) & ~bits; ++ tc6393_iowrite32 (dsr, scr->gpo_dsr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++ ++ return dsr; ++} ++EXPORT_SYMBOL (reset_tc6393_gpio); ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void ++tc6393_irq (unsigned int irq, struct irq_desc *desc) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned int isr; ++ unsigned int bit; ++ unsigned int i; ++ ++ desc->chip->ack (irq); ++ ++ while ((isr = ioread8(&scr->isr) & ~ioread8(&scr->imr))) ++ for (bit = 1, i = IRQ_TC6393_START; i <= IRQ_TC6393_LCD; ++ bit <<= 1, i++) ++ if (isr & bit) ++ desc_handle_irq (i, irq_desc + i); ++} ++ ++static void tc6393_irq_ack (unsigned int irq) ++{ ++} ++ ++static void tc6393_irq_mask (unsigned int irq) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ iowrite8 (ioread8 (&scr->imr) | (1 << (irq - IRQ_TC6393_START)), ++ &scr->imr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void tc6393_irq_unmask (unsigned int irq) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ iowrite8 (ioread8 (&scr->imr) & ~(1 << (irq - IRQ_TC6393_START)), ++ &scr->imr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static struct irq_chip tc6393_chip = { ++ .ack = tc6393_irq_ack, ++ .mask = tc6393_irq_mask, ++ .unmask = tc6393_irq_unmask, ++}; ++ ++static void tc6393_attach_irq (struct tc6393 *tc6393) ++{ ++ unsigned int irq; ++ ++ for (irq = IRQ_TC6393_START; irq <= IRQ_TC6393_LCD; irq++) { ++ set_irq_chip (irq, &tc6393_chip); ++ set_irq_chip_data(irq, tc6393); ++ set_irq_handler (irq, handle_edge_irq); ++ set_irq_flags (irq, IRQF_VALID | IRQF_PROBE); ++ } ++ ++ set_irq_type (tc6393->irq, IRQT_FALLING); ++ set_irq_chip_data (tc6393->irq, tc6393); ++ set_irq_chained_handler (tc6393->irq, tc6393_irq); ++} ++ ++static void tc6393_detach_irq (struct tc6393 *tc6393) ++{ ++ unsigned int irq; ++ ++ set_irq_chained_handler (tc6393->irq, NULL); ++ set_irq_chip_data (tc6393->irq, NULL); ++ ++ for (irq = IRQ_TC6393_START; irq <= IRQ_TC6393_LCD; irq++) { ++ set_irq_flags (irq, 0); ++ set_irq_chip (irq, NULL); ++ set_irq_chip_data(irq, NULL); ++ } ++} ++ ++/*--------------------------------------------------------------------------*/ ++ ++static int tc6393_bus_match (struct device *dev, struct device_driver *drv) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ ++ return !strcmp (cell->name, drv->name); ++} ++ ++static int tc6393_bus_suspend (struct device *dev, pm_message_t state) ++{ ++ struct device_driver* drv = dev->driver; ++ return drv && drv->suspend ? drv->suspend (dev, state) : 0; ++} ++ ++static int tc6393_bus_resume (struct device *dev) ++{ ++ struct device_driver* drv = dev->driver; ++ return drv && drv->resume ? drv->resume (dev) : 0; ++} ++ ++struct bus_type tc6393_bus_type = { ++ .name = TMIO_NAME_BUS, ++ .match = tc6393_bus_match, ++ .suspend = tc6393_bus_suspend, ++ .resume = tc6393_bus_resume, ++}; ++EXPORT_SYMBOL (tc6393_bus_type); ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void tc6393_cell_clock (struct device *dev, int enable) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ union tc6393_scr_ccr ccr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ ccr.raw = ioread16 (&scr->ccr); ++ ++ switch (cell->id) { ++ case TC6393_CELL_SD: ccr.ck32ken = enable; break; ++ case TC6393_CELL_OHCI: ccr.usbcken = enable; break; ++ case TC6393_CELL_LCD: ++ ccr.mclksel = enable ? m48MHz : disable; ++ break; ++ } ++ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": scr->ccr = %04x\n", ccr.raw); ++ ++ iowrite16(ccr.raw, &scr->ccr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void tc6393_cell_function (struct device *dev, int enable) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ union tc6393_scr_fer fer; ++ unsigned long flags; ++ ++ if (cell->id == TC6393_CELL_NAND) { ++ if (enable) { ++ /* SMD buffer on */ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": SMD buffer on\n"); ++ iowrite8 (0xff, scr->gpi_bcr + 1); ++ } ++ return; ++ } ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ fer.raw = ioread16 (&scr->fer); ++ ++ switch (cell->id) { ++ case TC6393_CELL_OHCI: fer.usben = enable; break; ++ case TC6393_CELL_LCD: fer.slcden = enable; break; ++ } ++ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": scr->fer = %02x\n", fer.raw); ++ ++ iowrite8 (fer.raw, &scr->fer); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void ++tc6393_lcd_mode (struct device *dev, const struct fb_videomode *mode) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ ++ iowrite16 (mode->pixclock, scr->pll1cr + 0); ++ iowrite16 (mode->pixclock >> 16, scr->pll1cr + 1); ++} ++ ++static struct tmio_cell_ops tc6393_cell_ops = { ++ .clock = tc6393_cell_clock, ++ .function = tc6393_cell_function, ++ .lcd_mode = tc6393_lcd_mode, ++}; ++ ++static void tc6393_device_release (struct device *dev) ++{ ++} ++ ++static int ++tc6393_device_register (struct tc6393 *tc6393, struct tmio_cell *tcell) ++{ ++ const struct tc6393_cell* cell; ++ struct tmio_device* tdev; ++ struct device* dev; ++ int i; ++ ++ for (i = 0; strcmp (tcell->name, tc6393_cell [i].name); ) ++ if (++i >= ARRAY_SIZE(tc6393_cell)) ++ return -EINVAL; ++ ++ cell = tc6393_cell + i; ++ tdev = tc6393->tdev + i; ++ dev = &tdev->dev; ++ ++ tdev->ops = &tc6393_cell_ops; ++ tdev->iomem = tc6393->iomem; ++ tdev->soc_data = (void*) cell; ++ ++ dev->parent = tc6393->dev; ++ strncpy (dev->bus_id, cell->name, sizeof dev->bus_id); ++ dev->bus = &tc6393_bus_type; ++ dev->dma_mask = tc6393->dev->dma_mask; ++ dev->coherent_dma_mask = tc6393->dev->coherent_dma_mask; ++ dev->release = tc6393_device_release; ++ dev->platform_data = tcell->platform_data; ++ ++ for (i=0; i < cell->num_resources; i++) { ++ const struct resource* cr = cell->resource + i; ++ struct resource* dr = tdev->resource + i; ++ ++ dr->name = cr->name; ++ dr->start = cr->start; ++ dr->end = cr->end; ++ dr->flags = cr->flags; ++ ++ /* convert memory offsets to absolutes */ ++ if (cr->flags & IORESOURCE_MEM) { ++ dr->start += tc6393->iomem->start; ++ dr->end += tc6393->iomem->start; ++ } ++ } ++ ++ return device_register (dev); ++} ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void tc6393_hw_init (struct tc6393 *tc6393) ++{ ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ struct tc6393_platform_data* tcpd = tc6393->dev->platform_data; ++ ++ tcpd->enable (tc6393->dev); ++ ++ iowrite8 (0, &scr->fer); ++ iowrite16(tcpd->scr_pll2cr, &scr->pll2cr); ++ iowrite16(tcpd->scr_ccr, &scr->ccr); ++ iowrite16(tcpd->scr_mcr, &scr->mcr); ++ iowrite16(tcpd->scr_gper, &scr->gper); ++ iowrite8 (0, &scr->irr); ++ iowrite8 (0xbf, &scr->imr); ++ iowrite16(tcpd->scr_gpo_dsr, scr->gpo_dsr + 0); ++ iowrite16(tcpd->scr_gpo_dsr >> 16, scr->gpo_dsr + 1); ++ iowrite16(tcpd->scr_gpo_doecr, scr->gpo_doecr + 0); ++ iowrite16(tcpd->scr_gpo_doecr >> 16, scr->gpo_doecr + 1); ++} ++ ++static int tc6393_probe (struct device *dev) ++{ ++ struct platform_device* pdev = to_platform_device (dev); ++ struct tc6393_platform_data* tcpd = dev->platform_data; ++ struct tc6393* tc6393; ++ struct resource* iomem; ++ struct resource* rscr; ++ int retval; ++ int i; ++ ++ iomem = platform_get_resource (pdev, IORESOURCE_MEM, 0); ++ if (!iomem) ++ return -EINVAL; ++ ++ tc6393 = kzalloc (sizeof *tc6393, GFP_KERNEL); ++ if (!tc6393) { ++ retval = -ENOMEM; ++ goto err_kzalloc; ++ } ++ ++ dev_set_drvdata (dev, tc6393); ++ spin_lock_init (&tc6393->lock); ++ tc6393->dev = dev; ++ tc6393->iomem = iomem; ++ tc6393->irq = platform_get_irq (pdev, 0); ++ ++ rscr = &tc6393->rscr; ++ rscr->name = TMIO_NAME_CORE; ++ rscr->start = iomem->start; ++ rscr->end = iomem->start + 0xff; ++ rscr->flags = IORESOURCE_MEM; ++ ++ retval = request_resource (iomem, rscr); ++ if (retval) ++ goto err_request_scr; ++ ++ tc6393->scr = ioremap (rscr->start, rscr->end - rscr->start + 1); ++ if (!tc6393->scr) { ++ retval = -ENOMEM; ++ goto err_ioremap; ++ } ++ ++ tc6393_hw_init (tc6393); ++ ++ printk (KERN_INFO "Toshiba %s revision %d at 0x%08lx, irq %d\n", ++ TMIO_SOC_NAME, ioread8 (&tc6393->scr->revid), ++ iomem->start, tc6393->irq); ++ ++ if (tc6393->irq) ++ tc6393_attach_irq (tc6393); ++ ++ for (i = 0; i < tcpd->num_cells; i++) ++ tc6393_device_register (tc6393, tcpd->cell + i); ++ ++ return 0; ++ ++err_ioremap: ++ release_resource (rscr); ++err_request_scr: ++ kfree(tc6393); ++err_kzalloc: ++ release_resource (iomem); ++ return retval; ++} ++ ++static int tc6393_dev_remove (struct device *dev, void *data) ++{ ++ device_unregister (dev); ++ return 0; ++} ++ ++static int tc6393_remove (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ ++ device_for_each_child (dev, tc6393, tc6393_dev_remove); ++ ++ if (tc6393->irq) ++ tc6393_detach_irq (tc6393); ++ ++ iounmap (tc6393->scr); ++ release_resource (&tc6393->rscr); ++ release_resource (tc6393->iomem); ++ kfree (tc6393); ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++static int tc6393_suspend (struct device *dev, pm_message_t state) ++{ ++ struct tc6393_platform_data* tcpd = dev->platform_data; ++ tcpd->disable (dev); ++ return 0; ++} ++ ++static int tc6393_resume (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ tc6393_hw_init (tc6393); ++ return 0; ++} ++#endif ++ ++static struct device_driver tc6393_device_driver = { ++ .name = TMIO_SOC_NAME, ++ .bus = &platform_bus_type, ++ .probe = tc6393_probe, ++ .remove = tc6393_remove, ++#ifdef CONFIG_PM ++ .suspend = tc6393_suspend, ++ .resume = tc6393_resume, ++#endif ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++static int __init tc6393_init (void) ++{ ++ int retval = bus_register (&tc6393_bus_type); ++ if (retval) ++ return retval; ++ ++ return driver_register (&tc6393_device_driver); ++} ++ ++static void __exit tc6393_exit (void) ++{ ++ driver_unregister (&tc6393_device_driver); ++ bus_unregister (&tc6393_bus_type); ++} ++ ++module_init (tc6393_init); ++module_exit (tc6393_exit); ++ ++MODULE_DESCRIPTION ("TC6393 SoC bus driver"); ++MODULE_AUTHOR ("Chris Humbert, Dirk Opfer"); ++MODULE_LICENSE ("GPL"); +Index: git/arch/arm/common/Kconfig +=================================================================== +--- git.orig/arch/arm/common/Kconfig 2006-10-31 16:08:28.000000000 +0000 ++++ git/arch/arm/common/Kconfig 2006-11-07 22:13:09.000000000 +0000 +@@ -31,3 +31,6 @@ config SHARPSL_PM + + config SHARP_SCOOP + bool ++ ++config TOSHIBA_TC6393XB ++ bool +Index: git/arch/arm/mach-pxa/Kconfig +=================================================================== +--- git.orig/arch/arm/mach-pxa/Kconfig 2006-11-07 22:13:06.000000000 +0000 ++++ git/arch/arm/mach-pxa/ 2006-11-07 23:30:34.000000000 +0000 +@@ -128,6 +128,7 @@ config MACH_BORZOI + config MACH_TOSA + bool "Enable Sharp SL-6000x (Tosa) Support" + depends on PXA_SHARPSL_25x ++ select TOSHIBA_TC6393XB + + config PXA25x + bool +Index: git/arch/arm/common/Makefile +=================================================================== +--- git.orig/arch/arm/common/Makefile 2006-10-31 16:08:28.000000000 +0000 ++++ git/arch/arm/common/Makefile 2006-11-07 22:13:09.000000000 +0000 +@@ -17,3 +17,4 @@ obj-$(CONFIG_SHARPSL_PM) += sharpsl_pm.o + obj-$(CONFIG_SHARP_SCOOP) += scoop.o + obj-$(CONFIG_ARCH_IXP2000) += uengine.o + obj-$(CONFIG_ARCH_IXP23XX) += uengine.o ++obj-$(CONFIG_TOSHIBA_TC6393XB) += tc6393xb.o +Index: git/include/asm-arm/hardware/tmio.h +=================================================================== +--- git.orig/include/asm-arm/hardware/tmio.h 2006-11-07 22:13:09.000000000 +0000 ++++ git/include/asm-arm/hardware/tmio.h 2006-11-07 22:13:09.000000000 +0000 +@@ -91,6 +91,50 @@ struct tmio_device { + + /*--------------------------------------------------------------------------*/ + ++/* ++ * TC6393XB SoC ++ */ ++#ifdef CONFIG_TOSHIBA_TC6393XB ++#define TMIO_SOC_TC6393XB ++#define TMIO_SOC_NAME "TC6393XB" ++#define TMIO_NAME_BUS "tc6393-bus" ++#define TMIO_NAME_CORE "tc6393-core" ++#define TMIO_NAME_NAND "tc6393-nand" ++#define TMIO_NAME_SD "tc6393-sd" ++#define TMIO_NAME_OHCI "tc6393-ohci" ++#define TMIO_NAME_SERIAL "tc6393-serial" ++#define TMIO_NAME_LCD "tc6393-lcd" ++#define tmio_bus_type tc6393_bus_type ++ ++#define TC6393_GPIO(x) (1 << (x)) ++ ++extern struct bus_type tc6393_bus_type; ++ ++struct tc6393_platform_data { ++ u16 scr_pll2cr; /* PLL2 Control */ ++ u16 scr_ccr; /* Clock Control */ ++ u16 scr_mcr; /* Mode Control */ ++ u16 scr_gper; /* GP Enable */ ++ u32 scr_gpo_doecr; /* GPO Data OE Control */ ++ u32 scr_gpo_dsr; /* GPO Data Set */ ++ ++ /* cells to register as devices */ ++ struct tmio_cell* cell; ++ unsigned int num_cells; ++ ++ /* callbacks to enable and disable the TC6393XB's power and clock */ ++ void (*enable) (struct device *dev); ++ void (*disable) (struct device *dev); ++}; ++ ++u32 get_tc6393_gpio (struct device *dev); ++u32 set_tc6393_gpio (struct device *dev, u32 bits); ++u32 reset_tc6393_gpio (struct device *dev, u32 bits); ++ ++/*--------------------------------------------------------------------------*/ ++ ++#else + #error "no TMIO SoC configured" ++#endif + + #endif +Index: git/include/asm-arm/arch-pxa/irqs.h +=================================================================== +--- git.orig/include/asm-arm/arch-pxa/irqs.h 2006-10-31 16:09:33.000000000 +0000 ++++ git/include/asm-arm/arch-pxa/irqs.h 2006-11-07 22:13:09.000000000 +0000 +@@ -163,17 +163,27 @@ + #define IRQ_LOCOMO_SPI_OVRN (IRQ_BOARD_END + 20) + #define IRQ_LOCOMO_SPI_TEND (IRQ_BOARD_END + 21) + ++#define IRQ_TC6393_START (IRQ_BOARD_END) ++#define IRQ_TC6393_NAND (IRQ_BOARD_END + 0) ++#define IRQ_TC6393_SD (IRQ_BOARD_END + 1) ++#define IRQ_TC6393_OHCI (IRQ_BOARD_END + 2) ++#define IRQ_TC6393_SERIAL (IRQ_BOARD_END + 3) ++#define IRQ_TC6393_LCD (IRQ_BOARD_END + 4) ++ + /* + * Figure out the MAX IRQ number. + * + * If we have an SA1111, the max IRQ is S1_BVD1_STSCHG+1. + * If we have an LoCoMo, the max IRQ is IRQ_LOCOMO_SPI_TEND+1 ++ * If we have an TC6393XB, the max IRQ is IRQ_TC6393_LCD+1 + * Otherwise, we have the standard IRQs only. + */ + #ifdef CONFIG_SA1111 + #define NR_IRQS (IRQ_S1_BVD1_STSCHG + 1) + #elif defined(CONFIG_SHARP_LOCOMO) + #define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1) ++#elif defined(CONFIG_TOSHIBA_TC6393XB) ++#define NR_IRQS (IRQ_TC6393_LCD + 1) + #elif defined(CONFIG_ARCH_LUBBOCK) || \ + defined(CONFIG_MACH_LOGICPD_PXA270) || \ + defined(CONFIG_MACH_MAINSTONE) + arch/arm/common/Kconfig | 3 + arch/arm/common/Makefile | 1 + arch/arm/common/tc6393xb.c | 668 ++++++++++++++++++++++++++++++++++++++++ + arch/arm/mach-pxa/Kconfig | 1 + include/asm-arm/arch-pxa/irqs.h | 10 + include/asm-arm/hardware/tmio.h | 44 ++ + 6 files changed, 727 insertions(+) + +Index: git/arch/arm/common/tc6393xb.c +=================================================================== +--- /dev/null 1970-01-01 00:00:00.000000000 +0000 ++++ git/arch/arm/common/tc6393xb.c 2006-11-07 22:14:49.000000000 +0000 +@@ -0,0 +1,668 @@ ++/* ++ * Toshiba TC6393XB SoC support ++ * ++ * Maintainer: Chris Humbert ++ * ++ * Copyright (c) 2005-2006 Chris Humbert ++ * Copyright (c) 2005 Dirk Opfer ++ * ++ * Based on code written by Sharp/Lineo for 2.4 kernels ++ * Based on locomo.c ++ * ++ * 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. ++ */ ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#include ++#include ++#include ++#include ++#include ++#include ++#include ++ ++#ifndef TMIO_SOC_TC6393XB ++#error "TC6393XB SoC not configured" ++#endif ++ ++/*--------------------------------------------------------------------------*/ ++ ++/* cell ids must be 0-based because they are used as array indexes. */ ++#define TC6393_CELL_NAND 0 ++#define TC6393_CELL_SD 1 ++#define TC6393_CELL_OHCI 2 ++#define TC6393_CELL_SERIAL 3 ++#define TC6393_CELL_LCD 4 ++#define TC6393_NUM_CELLS 5 ++ ++#define TC6393_RESOURCE(_name, _start, _end, _flags) \ ++ { \ ++ .name = _name, \ ++ .start = _start, \ ++ .end = _end, \ ++ .flags = _flags, \ ++ } ++ ++#define TC6393_MEM(name, start, size) \ ++ TC6393_RESOURCE(name, start, (start) + (size) - 1, IORESOURCE_MEM) ++ ++#define TC6393_IRQ(name, irq) \ ++ TC6393_RESOURCE(name, irq, irq, IORESOURCE_IRQ) ++ ++const static struct resource tc6393_NAND_resource[] = { ++ TC6393_MEM (TMIO_NAME_NAND, 0x000100, 0x100), ++ TC6393_MEM (TMIO_NAME_NAND, 0x001000, 0x008), ++ TC6393_MEM (TMIO_NAME_NAND, 0, 0), ++ TC6393_IRQ (TMIO_NAME_NAND, IRQ_TC6393_NAND), ++}; ++ ++const static struct resource tc6393_SD_resource[] = { ++ TC6393_MEM (TMIO_NAME_SD, 0x000200, 0x100), ++ TC6393_MEM (TMIO_NAME_SD, 0x002000, 0x200), ++ TC6393_MEM (TMIO_NAME_SD, 0, 0), ++ TC6393_IRQ (TMIO_NAME_SD, IRQ_TC6393_SD), ++}; ++ ++const static struct resource tc6393_OHCI_resource[] = { ++ TC6393_MEM (TMIO_NAME_OHCI, 0x000300, 0x100), ++ TC6393_MEM (TMIO_NAME_OHCI, 0x003000, 0x100), ++ TC6393_MEM (TMIO_NAME_OHCI, 0x010000, 32 * 1024), ++ TC6393_IRQ (TMIO_NAME_OHCI, IRQ_TC6393_OHCI), ++}; ++ ++const static struct resource tc6393_SERIAL_resource[] = { ++ TC6393_MEM (TMIO_NAME_SERIAL, 0x000400, 0x100), ++ TC6393_MEM (TMIO_NAME_SERIAL, 0x004000, 0x100), ++ TC6393_MEM (TMIO_NAME_SERIAL, 0, 0), ++ TC6393_IRQ (TMIO_NAME_SERIAL, IRQ_TC6393_SERIAL), ++}; ++ ++const static struct resource tc6393_LCD_resource[] = { ++ TC6393_MEM (TMIO_NAME_LCD, 0x000500, 0x100), ++ TC6393_MEM (TMIO_NAME_LCD, 0x005000, 0x200), ++ TC6393_MEM (TMIO_NAME_LCD, 0x100000, 1024 * 1024), ++ TC6393_IRQ (TMIO_NAME_LCD, IRQ_TC6393_LCD), ++}; ++ ++#define TC6393_CELL(_NAME) \ ++ [TC6393_CELL_##_NAME] = { \ ++ .name = TMIO_NAME_##_NAME, \ ++ .id = TC6393_CELL_##_NAME, \ ++ .resource = tc6393_##_NAME##_resource, \ ++ .num_resources = ARRAY_SIZE (tc6393_##_NAME##_resource), \ ++ } ++ ++struct tc6393_cell { ++ const char* name; ++ unsigned int id; ++ const struct resource* resource; ++ unsigned int num_resources; ++}; ++ ++const static struct tc6393_cell tc6393_cell [TC6393_NUM_CELLS] = { ++ TC6393_CELL (NAND ), ++ TC6393_CELL (SD ), ++ TC6393_CELL (OHCI ), ++ TC6393_CELL (SERIAL ), ++ TC6393_CELL (LCD ), ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++/* ++ * TC6393 System Configuration Register ++ */ ++struct tc6393_scr { ++ u8 x00[8]; ++ u8 revid; /* 0x08 Revision ID */ ++ u8 x01[0x47]; ++ u8 isr; /* 0x50 Interrupt Status */ ++ u8 x02; ++ u8 imr; /* 0x52 Interrupt Mask */ ++ u8 x03; ++ u8 irr; /* 0x54 Interrupt Routing */ ++ u8 x04[0x0b]; ++ u16 gper; /* 0x60 GP Enable */ ++ u8 x05[2]; ++ u16 gpi_sr[2]; /* 0x64 GPI Status */ ++ u16 gpi_imr[2]; /* 0x68 GPI INT Mask */ ++ u16 gpi_eder[2]; /* 0x6c GPI Edge Detect Enable */ ++ u16 gpi_lir[4]; /* 0x70 GPI Level Invert */ ++ u16 gpo_dsr[2]; /* 0x78 GPO Data Set */ ++ u16 gpo_doecr[2]; /* 0x7c GPO Data OE Control */ ++ u16 gp_iarcr[2]; /* 0x80 GP Internal Active Reg Control */ ++ u16 gp_iarlcr[2]; /* 0x84 GP Internal Active Reg Level Con*/ ++ u8 gpi_bcr[4]; /* 0x88 GPI Buffer Control */ ++ u16 gpa_iarcr; /* 0x8c GPa Internal Active Reg Control */ ++ u8 x06[2]; ++ u16 gpa_iarlcr; /* 0x90 GPa Internal Active Reg Level Co*/ ++ u8 x07[2]; ++ u16 gpa_bcr; /* 0x94 GPa Buffer Control */ ++ u8 x08[2]; ++ u16 ccr; /* 0x98 Clock Control */ ++ u16 pll2cr; /* 0x9a PLL2 Control */ ++ u16 pll1cr[2]; /* 0x9c PLL1 Control */ ++ u8 diarcr; /* 0xa0 Device Internal Active Reg Contr*/ ++ u8 dbocr; /* 0xa1 Device Buffer Off Control */ ++ u8 x09[0x3e]; ++ u8 fer; /* 0xe0 Function Enable */ ++ u8 x10[3]; ++ u16 mcr; /* 0xe4 Mode Control */ ++ u8 x11[0x14]; ++ u8 config; /* 0xfc Configuration Control */ ++ u8 x12[2]; ++ u8 debug; /* 0xff Debug */ ++} __attribute__ ((packed)); ++ ++union tc6393_scr_fer { ++ u8 raw; ++struct { ++ unsigned usben:1; /* D0 USB enable */ ++ unsigned lcdcven:1; /* D1 polysylicon TFT enable */ ++ unsigned slcden:1; /* D2 SLCD enable */ ++} __attribute__ ((packed)); ++} __attribute__ ((packed)); ++ ++union tc6393_scr_ccr { ++ u16 raw; ++struct { ++ unsigned ck32ken:1; /* D0 SD host clock enable */ ++ unsigned usbcken:1; /* D1 USB host clock enable */ ++ unsigned x00:2; ++ unsigned sharp:1; /* D4 ??? set in Sharp's code */ ++ unsigned x01:3; ++ enum { disable = 0, ++ m12MHz = 1, ++ m24MHz = 2, ++ m48MHz = 3, ++ } mclksel:3; /* D10-D8 LCD controller clock */ ++ unsigned x02:1; ++ enum { h24MHz = 0, ++ h48MHz = 1, ++ } hclksel:2; /* D13-D12 host bus clock */ ++ unsigned x03:2; ++} __attribute__ ((packed)); ++} __attribute__ ((packed)); ++ ++/*--------------------------------------------------------------------------*/ ++ ++struct tc6393 { ++ spinlock_t lock; /* read-modify-write lock */ ++ struct device* dev; /* TC6393 device */ ++ struct tc6393_scr __iomem *scr; /* system configuration reg */ ++ ++ struct resource rscr; /* system config reg resource */ ++ struct resource* iomem; /* entire TC6393 iomem resource */ ++ unsigned int irq; /* hardware cascade irq */ ++ ++ struct tmio_device tdev [TC6393_NUM_CELLS]; ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++static u32 tc6393_ioread32 (const void __iomem *addr) ++{ ++ return ((u32) ioread16 (addr)) | (((u32) ioread16 (addr + 2)) << 16); ++} ++ ++static u32 tc6393_iowrite32 (u32 val, const void __iomem *addr) ++{ ++ iowrite16 (val, addr); ++ iowrite16 (val >> 16, addr + 2); ++ return val; ++} ++ ++u32 get_tc6393_gpio (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ ++ return tc6393_ioread32 (scr->gpo_dsr); ++} ++EXPORT_SYMBOL (get_tc6393_gpio); ++ ++u32 set_tc6393_gpio (struct device *dev, u32 bits) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ u32 dsr; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ dsr = tc6393_ioread32 (scr->gpo_dsr) | bits; ++ tc6393_iowrite32 (dsr, scr->gpo_dsr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++ ++ return dsr; ++} ++EXPORT_SYMBOL (set_tc6393_gpio); ++ ++u32 reset_tc6393_gpio (struct device *dev, u32 bits) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ u32 dsr; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ dsr = tc6393_ioread32 (scr->gpo_dsr) & ~bits; ++ tc6393_iowrite32 (dsr, scr->gpo_dsr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++ ++ return dsr; ++} ++EXPORT_SYMBOL (reset_tc6393_gpio); ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void ++tc6393_irq (unsigned int irq, struct irq_desc *desc) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned int isr; ++ unsigned int bit; ++ unsigned int i; ++ ++ desc->chip->ack (irq); ++ ++ while ((isr = ioread8(&scr->isr) & ~ioread8(&scr->imr))) ++ for (bit = 1, i = IRQ_TC6393_START; i <= IRQ_TC6393_LCD; ++ bit <<= 1, i++) ++ if (isr & bit) ++ desc_handle_irq (i, irq_desc + i); ++} ++ ++static void tc6393_irq_ack (unsigned int irq) ++{ ++} ++ ++static void tc6393_irq_mask (unsigned int irq) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ iowrite8 (ioread8 (&scr->imr) | (1 << (irq - IRQ_TC6393_START)), ++ &scr->imr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void tc6393_irq_unmask (unsigned int irq) ++{ ++ struct tc6393* tc6393 = get_irq_chip_data (irq); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ iowrite8 (ioread8 (&scr->imr) & ~(1 << (irq - IRQ_TC6393_START)), ++ &scr->imr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static struct irq_chip tc6393_chip = { ++ .ack = tc6393_irq_ack, ++ .mask = tc6393_irq_mask, ++ .unmask = tc6393_irq_unmask, ++}; ++ ++static void tc6393_attach_irq (struct tc6393 *tc6393) ++{ ++ unsigned int irq; ++ ++ for (irq = IRQ_TC6393_START; irq <= IRQ_TC6393_LCD; irq++) { ++ set_irq_chip (irq, &tc6393_chip); ++ set_irq_chip_data(irq, tc6393); ++ set_irq_handler (irq, handle_edge_irq); ++ set_irq_flags (irq, IRQF_VALID | IRQF_PROBE); ++ } ++ ++ set_irq_type (tc6393->irq, IRQT_FALLING); ++ set_irq_chip_data (tc6393->irq, tc6393); ++ set_irq_chained_handler (tc6393->irq, tc6393_irq); ++} ++ ++static void tc6393_detach_irq (struct tc6393 *tc6393) ++{ ++ unsigned int irq; ++ ++ set_irq_chained_handler (tc6393->irq, NULL); ++ set_irq_chip_data (tc6393->irq, NULL); ++ ++ for (irq = IRQ_TC6393_START; irq <= IRQ_TC6393_LCD; irq++) { ++ set_irq_flags (irq, 0); ++ set_irq_chip (irq, NULL); ++ set_irq_chip_data(irq, NULL); ++ } ++} ++ ++/*--------------------------------------------------------------------------*/ ++ ++static int tc6393_bus_match (struct device *dev, struct device_driver *drv) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ ++ return !strcmp (cell->name, drv->name); ++} ++ ++static int tc6393_bus_suspend (struct device *dev, pm_message_t state) ++{ ++ struct device_driver* drv = dev->driver; ++ return drv && drv->suspend ? drv->suspend (dev, state) : 0; ++} ++ ++static int tc6393_bus_resume (struct device *dev) ++{ ++ struct device_driver* drv = dev->driver; ++ return drv && drv->resume ? drv->resume (dev) : 0; ++} ++ ++struct bus_type tc6393_bus_type = { ++ .name = TMIO_NAME_BUS, ++ .match = tc6393_bus_match, ++ .suspend = tc6393_bus_suspend, ++ .resume = tc6393_bus_resume, ++}; ++EXPORT_SYMBOL (tc6393_bus_type); ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void tc6393_cell_clock (struct device *dev, int enable) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ union tc6393_scr_ccr ccr; ++ unsigned long flags; ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ ccr.raw = ioread16 (&scr->ccr); ++ ++ switch (cell->id) { ++ case TC6393_CELL_SD: ccr.ck32ken = enable; break; ++ case TC6393_CELL_OHCI: ccr.usbcken = enable; break; ++ case TC6393_CELL_LCD: ++ ccr.mclksel = enable ? m48MHz : disable; ++ break; ++ } ++ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": scr->ccr = %04x\n", ccr.raw); ++ ++ iowrite16(ccr.raw, &scr->ccr); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void tc6393_cell_function (struct device *dev, int enable) ++{ ++ struct tmio_device* tdev = dev_to_tdev (dev); ++ const struct tc6393_cell* cell = tdev->soc_data; ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ union tc6393_scr_fer fer; ++ unsigned long flags; ++ ++ if (cell->id == TC6393_CELL_NAND) { ++ if (enable) { ++ /* SMD buffer on */ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": SMD buffer on\n"); ++ iowrite8 (0xff, scr->gpi_bcr + 1); ++ } ++ return; ++ } ++ ++ spin_lock_irqsave (&tc6393->lock, flags); ++ fer.raw = ioread16 (&scr->fer); ++ ++ switch (cell->id) { ++ case TC6393_CELL_OHCI: fer.usben = enable; break; ++ case TC6393_CELL_LCD: fer.slcden = enable; break; ++ } ++ ++ printk (KERN_DEBUG TMIO_NAME_CORE ": scr->fer = %02x\n", fer.raw); ++ ++ iowrite8 (fer.raw, &scr->fer); ++ spin_unlock_irqrestore (&tc6393->lock, flags); ++} ++ ++static void ++tc6393_lcd_mode (struct device *dev, const struct fb_videomode *mode) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev->parent); ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ ++ iowrite16 (mode->pixclock, scr->pll1cr + 0); ++ iowrite16 (mode->pixclock >> 16, scr->pll1cr + 1); ++} ++ ++static struct tmio_cell_ops tc6393_cell_ops = { ++ .clock = tc6393_cell_clock, ++ .function = tc6393_cell_function, ++ .lcd_mode = tc6393_lcd_mode, ++}; ++ ++static void tc6393_device_release (struct device *dev) ++{ ++} ++ ++static int ++tc6393_device_register (struct tc6393 *tc6393, struct tmio_cell *tcell) ++{ ++ const struct tc6393_cell* cell; ++ struct tmio_device* tdev; ++ struct device* dev; ++ int i; ++ ++ for (i = 0; strcmp (tcell->name, tc6393_cell [i].name); ) ++ if (++i >= ARRAY_SIZE(tc6393_cell)) ++ return -EINVAL; ++ ++ cell = tc6393_cell + i; ++ tdev = tc6393->tdev + i; ++ dev = &tdev->dev; ++ ++ tdev->ops = &tc6393_cell_ops; ++ tdev->iomem = tc6393->iomem; ++ tdev->soc_data = (void*) cell; ++ ++ dev->parent = tc6393->dev; ++ strncpy (dev->bus_id, cell->name, sizeof dev->bus_id); ++ dev->bus = &tc6393_bus_type; ++ dev->dma_mask = tc6393->dev->dma_mask; ++ dev->coherent_dma_mask = tc6393->dev->coherent_dma_mask; ++ dev->release = tc6393_device_release; ++ dev->platform_data = tcell->platform_data; ++ ++ for (i=0; i < cell->num_resources; i++) { ++ const struct resource* cr = cell->resource + i; ++ struct resource* dr = tdev->resource + i; ++ ++ dr->name = cr->name; ++ dr->start = cr->start; ++ dr->end = cr->end; ++ dr->flags = cr->flags; ++ ++ /* convert memory offsets to absolutes */ ++ if (cr->flags & IORESOURCE_MEM) { ++ dr->start += tc6393->iomem->start; ++ dr->end += tc6393->iomem->start; ++ } ++ } ++ ++ return device_register (dev); ++} ++ ++/*--------------------------------------------------------------------------*/ ++ ++static void tc6393_hw_init (struct tc6393 *tc6393) ++{ ++ struct tc6393_scr __iomem * scr = tc6393->scr; ++ struct tc6393_platform_data* tcpd = tc6393->dev->platform_data; ++ ++ tcpd->enable (tc6393->dev); ++ ++ iowrite8 (0, &scr->fer); ++ iowrite16(tcpd->scr_pll2cr, &scr->pll2cr); ++ iowrite16(tcpd->scr_ccr, &scr->ccr); ++ iowrite16(tcpd->scr_mcr, &scr->mcr); ++ iowrite16(tcpd->scr_gper, &scr->gper); ++ iowrite8 (0, &scr->irr); ++ iowrite8 (0xbf, &scr->imr); ++ iowrite16(tcpd->scr_gpo_dsr, scr->gpo_dsr + 0); ++ iowrite16(tcpd->scr_gpo_dsr >> 16, scr->gpo_dsr + 1); ++ iowrite16(tcpd->scr_gpo_doecr, scr->gpo_doecr + 0); ++ iowrite16(tcpd->scr_gpo_doecr >> 16, scr->gpo_doecr + 1); ++} ++ ++static int tc6393_probe (struct device *dev) ++{ ++ struct platform_device* pdev = to_platform_device (dev); ++ struct tc6393_platform_data* tcpd = dev->platform_data; ++ struct tc6393* tc6393; ++ struct resource* iomem; ++ struct resource* rscr; ++ int retval; ++ int i; ++ ++ iomem = platform_get_resource (pdev, IORESOURCE_MEM, 0); ++ if (!iomem) ++ return -EINVAL; ++ ++ tc6393 = kzalloc (sizeof *tc6393, GFP_KERNEL); ++ if (!tc6393) { ++ retval = -ENOMEM; ++ goto err_kzalloc; ++ } ++ ++ dev_set_drvdata (dev, tc6393); ++ spin_lock_init (&tc6393->lock); ++ tc6393->dev = dev; ++ tc6393->iomem = iomem; ++ tc6393->irq = platform_get_irq (pdev, 0); ++ ++ rscr = &tc6393->rscr; ++ rscr->name = TMIO_NAME_CORE; ++ rscr->start = iomem->start; ++ rscr->end = iomem->start + 0xff; ++ rscr->flags = IORESOURCE_MEM; ++ ++ retval = request_resource (iomem, rscr); ++ if (retval) ++ goto err_request_scr; ++ ++ tc6393->scr = ioremap (rscr->start, rscr->end - rscr->start + 1); ++ if (!tc6393->scr) { ++ retval = -ENOMEM; ++ goto err_ioremap; ++ } ++ ++ tc6393_hw_init (tc6393); ++ ++ printk (KERN_INFO "Toshiba %s revision %d at 0x%08lx, irq %d\n", ++ TMIO_SOC_NAME, ioread8 (&tc6393->scr->revid), ++ iomem->start, tc6393->irq); ++ ++ if (tc6393->irq) ++ tc6393_attach_irq (tc6393); ++ ++ for (i = 0; i < tcpd->num_cells; i++) ++ tc6393_device_register (tc6393, tcpd->cell + i); ++ ++ return 0; ++ ++err_ioremap: ++ release_resource (rscr); ++err_request_scr: ++ kfree(tc6393); ++err_kzalloc: ++ release_resource (iomem); ++ return retval; ++} ++ ++static int tc6393_dev_remove (struct device *dev, void *data) ++{ ++ device_unregister (dev); ++ return 0; ++} ++ ++static int tc6393_remove (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ ++ device_for_each_child (dev, tc6393, tc6393_dev_remove); ++ ++ if (tc6393->irq) ++ tc6393_detach_irq (tc6393); ++ ++ iounmap (tc6393->scr); ++ release_resource (&tc6393->rscr); ++ release_resource (tc6393->iomem); ++ kfree (tc6393); ++ return 0; ++} ++ ++#ifdef CONFIG_PM ++static int tc6393_suspend (struct device *dev, pm_message_t state) ++{ ++ struct tc6393_platform_data* tcpd = dev->platform_data; ++ tcpd->disable (dev); ++ return 0; ++} ++ ++static int tc6393_resume (struct device *dev) ++{ ++ struct tc6393* tc6393 = dev_get_drvdata (dev); ++ tc6393_hw_init (tc6393); ++ return 0; ++} ++#endif ++ ++static struct device_driver tc6393_device_driver = { ++ .name = TMIO_SOC_NAME, ++ .bus = &platform_bus_type, ++ .probe = tc6393_probe, ++ .remove = tc6393_remove, ++#ifdef CONFIG_PM ++ .suspend = tc6393_suspend, ++ .resume = tc6393_resume, ++#endif ++}; ++ ++/*--------------------------------------------------------------------------*/ ++ ++static int __init tc6393_init (void) ++{ ++ int retval = bus_register (&tc6393_bus_type); ++ if (retval) ++ return retval; ++ ++ return driver_register (&tc6393_device_driver); ++} ++ ++static void __exit tc6393_exit (void) ++{ ++ driver_unregister (&tc6393_device_driver); ++ bus_unregister (&tc6393_bus_type); ++} ++ ++module_init (tc6393_init); ++module_exit (tc6393_exit); ++ ++MODULE_DESCRIPTION ("TC6393 SoC bus driver"); ++MODULE_AUTHOR ("Chris Humbert, Dirk Opfer"); ++MODULE_LICENSE ("GPL"); +Index: git/arch/arm/common/Kconfig +=================================================================== +--- git.orig/arch/arm/common/Kconfig 2006-10-31 16:08:28.000000000 +0000 ++++ git/arch/arm/common/Kconfig 2006-11-07 22:13:09.000000000 +0000 +@@ -31,3 +31,6 @@ config SHARPSL_PM + + config SHARP_SCOOP + bool ++ ++config TOSHIBA_TC6393XB ++ bool +Index: git/arch/arm/mach-pxa/Kconfig +=================================================================== +--- git.orig/arch/arm/mach-pxa/Kconfig 2006-11-07 22:13:06.000000000 +0000 ++++ git/arch/arm/mach-pxa/ 2006-11-07 23:30:34.000000000 +0000 +@@ -128,6 +128,7 @@ config MACH_BORZOI + config MACH_TOSA + bool "Enable Sharp SL-6000x (Tosa) Support" + depends on PXA_SHARPSL_25x ++ select TOSHIBA_TC6393XB + + config PXA25x + bool +Index: git/arch/arm/common/Makefile +=================================================================== +--- git.orig/arch/arm/common/Makefile 2006-10-31 16:08:28.000000000 +0000 ++++ git/arch/arm/common/Makefile 2006-11-07 22:13:09.000000000 +0000 +@@ -17,3 +17,4 @@ obj-$(CONFIG_SHARPSL_PM) += sharpsl_pm.o + obj-$(CONFIG_SHARP_SCOOP) += scoop.o + obj-$(CONFIG_ARCH_IXP2000) += uengine.o + obj-$(CONFIG_ARCH_IXP23XX) += uengine.o ++obj-$(CONFIG_TOSHIBA_TC6393XB) += tc6393xb.o +Index: git/include/asm-arm/hardware/tmio.h +=================================================================== +--- git.orig/include/asm-arm/hardware/tmio.h 2006-11-07 22:13:09.000000000 +0000 ++++ git/include/asm-arm/hardware/tmio.h 2006-11-07 22:13:09.000000000 +0000 +@@ -91,6 +91,50 @@ struct tmio_device { + + /*--------------------------------------------------------------------------*/ + ++/* ++ * TC6393XB SoC ++ */ ++#ifdef CONFIG_TOSHIBA_TC6393XB ++#define TMIO_SOC_TC6393XB ++#define TMIO_SOC_NAME "TC6393XB" ++#define TMIO_NAME_BUS "tc6393-bus" ++#define TMIO_NAME_CORE "tc6393-core" ++#define TMIO_NAME_NAND "tc6393-nand" ++#define TMIO_NAME_SD "tc6393-sd" ++#define TMIO_NAME_OHCI "tc6393-ohci" ++#define TMIO_NAME_SERIAL "tc6393-serial" ++#define TMIO_NAME_LCD "tc6393-lcd" ++#define tmio_bus_type tc6393_bus_type ++ ++#define TC6393_GPIO(x) (1 << (x)) ++ ++extern struct bus_type tc6393_bus_type; ++ ++struct tc6393_platform_data { ++ u16 scr_pll2cr; /* PLL2 Control */ ++ u16 scr_ccr; /* Clock Control */ ++ u16 scr_mcr; /* Mode Control */ ++ u16 scr_gper; /* GP Enable */ ++ u32 scr_gpo_doecr; /* GPO Data OE Control */ ++ u32 scr_gpo_dsr; /* GPO Data Set */ ++ ++ /* cells to register as devices */ ++ struct tmio_cell* cell; ++ unsigned int num_cells; ++ ++ /* callbacks to enable and disable the TC6393XB's power and clock */ ++ void (*enable) (struct device *dev); ++ void (*disable) (struct device *dev); ++}; ++ ++u32 get_tc6393_gpio (struct device *dev); ++u32 set_tc6393_gpio (struct device *dev, u32 bits); ++u32 reset_tc6393_gpio (struct device *dev, u32 bits); ++ ++/*--------------------------------------------------------------------------*/ ++ ++#else + #error "no TMIO SoC configured" ++#endif + + #endif +Index: git/include/asm-arm/arch-pxa/irqs.h +=================================================================== +--- git.orig/include/asm-arm/arch-pxa/irqs.h 2006-10-31 16:09:33.000000000 +0000 ++++ git/include/asm-arm/arch-pxa/irqs.h 2006-11-07 22:13:09.000000000 +0000 +@@ -163,17 +163,27 @@ + #define IRQ_LOCOMO_SPI_OVRN (IRQ_BOARD_END + 20) + #define IRQ_LOCOMO_SPI_TEND (IRQ_BOARD_END + 21) + ++#define IRQ_TC6393_START (IRQ_BOARD_END) ++#define IRQ_TC6393_NAND (IRQ_BOARD_END + 0) ++#define IRQ_TC6393_SD (IRQ_BOARD_END + 1) ++#define IRQ_TC6393_OHCI (IRQ_BOARD_END + 2) ++#define IRQ_TC6393_SERIAL (IRQ_BOARD_END + 3) ++#define IRQ_TC6393_LCD (IRQ_BOARD_END + 4) ++ + /* + * Figure out the MAX IRQ number. + * + * If we have an SA1111, the max IRQ is S1_BVD1_STSCHG+1. + * If we have an LoCoMo, the max IRQ is IRQ_LOCOMO_SPI_TEND+1 ++ * If we have an TC6393XB, the max IRQ is IRQ_TC6393_LCD+1 + * Otherwise, we have the standard IRQs only. + */ + #ifdef CONFIG_SA1111 + #define NR_IRQS (IRQ_S1_BVD1_STSCHG + 1) + #elif defined(CONFIG_SHARP_LOCOMO) + #define NR_IRQS (IRQ_LOCOMO_SPI_TEND + 1) ++#elif defined(CONFIG_TOSHIBA_TC6393XB) ++#define NR_IRQS (IRQ_TC6393_LCD + 1) + #elif defined(CONFIG_ARCH_LUBBOCK) || \ + defined(CONFIG_MACH_LOGICPD_PXA270) || \ + defined(CONFIG_MACH_MAINSTONE) -- cgit v1.2.3