diff options
Diffstat (limited to 'recipes/linux/linux-magicbox-2.6.18.6/magicbox2-ide-cf_2.6.18.patch')
| -rw-r--r-- | recipes/linux/linux-magicbox-2.6.18.6/magicbox2-ide-cf_2.6.18.patch | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/recipes/linux/linux-magicbox-2.6.18.6/magicbox2-ide-cf_2.6.18.patch b/recipes/linux/linux-magicbox-2.6.18.6/magicbox2-ide-cf_2.6.18.patch new file mode 100644 index 0000000000..113d5c4f85 --- /dev/null +++ b/recipes/linux/linux-magicbox-2.6.18.6/magicbox2-ide-cf_2.6.18.patch @@ -0,0 +1,221 @@ +diff -Nru linux-2.6.18/drivers/ide/Kconfig linux-2.6.18-magicbox2-cf-ide/drivers/ide/Kconfig +--- linux-2.6.18/drivers/ide/Kconfig 2006-09-20 05:42:06.000000000 +0200 ++++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/Kconfig 2006-12-28 19:33:33.000000000 +0100 +@@ -926,6 +926,24 @@ + + If unsure, say N. + ++config BLK_DEV_MAGICBOX_IDE ++ bool "MagicBox 2.0 CF IDE support" ++ depends on 4xx && IDE=y && BLK_DEV_IDE=y ++ help ++ This option provides support for IDE on MagicBox 2.0 boards. ++ ++ If unsure, say N. ++ ++config BLK_DEV_MAGICBOX_PROTOTYPE ++ bool "Compile driver for prototype boards" ++ depends on BLK_DEV_MAGICBOX_IDE ++ help ++ Compile driver for first revision of MagicBox 2.0 boards ++ (wiring changes). ++ ++ If unsure, say N. ++ ++ + choice + prompt "Type of MPC8xx IDE interface" + depends on BLK_DEV_MPC8xx_IDE +diff -Nru linux-2.6.18/drivers/ide/Makefile linux-2.6.18-magicbox2-cf-ide/drivers/ide/Makefile +--- linux-2.6.18/drivers/ide/Makefile 2006-09-20 05:42:06.000000000 +0200 ++++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/Makefile 2006-12-28 19:27:00.000000000 +0100 +@@ -36,6 +36,7 @@ + # built-in only drivers from ppc/ + ide-core-$(CONFIG_BLK_DEV_MPC8xx_IDE) += ppc/mpc8xx.o + ide-core-$(CONFIG_BLK_DEV_IDE_PMAC) += ppc/pmac.o ++ide-core-$(CONFIG_BLK_DEV_MAGICBOX_IDE) += ppc/magicbox_ide.o + + # built-in only drivers from h8300/ + ide-core-$(CONFIG_H8300) += h8300/ide-h8300.o +diff -Nru linux-2.6.18/drivers/ide/ide.c linux-2.6.18-magicbox2-cf-ide/drivers/ide/ide.c +--- linux-2.6.18/drivers/ide/ide.c 2006-09-20 05:42:06.000000000 +0200 ++++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/ide.c 2006-12-28 19:27:00.000000000 +0100 +@@ -1836,6 +1836,13 @@ + #ifdef CONFIG_H8300 + h8300_ide_init(); + #endif ++#ifdef CONFIG_BLK_DEV_MAGICBOX_IDE ++ { ++ extern void ide_magicbox_init(); ++ ide_magicbox_init(); ++ } ++#endif ++ + } + + void ide_register_subdriver(ide_drive_t *drive, ide_driver_t *driver) +diff -Nru linux-2.6.18/drivers/ide/ppc/magicbox_ide.c linux-2.6.18-magicbox2-cf-ide/drivers/ide/ppc/magicbox_ide.c +--- linux-2.6.18/drivers/ide/ppc/magicbox_ide.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.18-magicbox2-cf-ide/drivers/ide/ppc/magicbox_ide.c 2006-12-30 21:00:18.000000000 +0100 +@@ -0,0 +1,161 @@ ++/* Driver for MagicBox 2.0 onboard CompactFlash adapter. ++ * Written by Wojtek Kaniewski <wojtekka@toxygen.net> ++ * ++ * GNU General Public License. ++ */ ++ ++#include <linux/types.h> ++#include <linux/mm.h> ++#include <linux/interrupt.h> ++#include <linux/blkdev.h> ++#include <linux/hdreg.h> ++#include <linux/ide.h> ++#include <linux/delay.h> ++ ++ ++#define UIC0_PR 0xc4 ++#define UIC0_TR 0xc5 ++#define IRQ 25 ++ ++static int ide_offsets[IDE_NR_PORTS] = {0, 2, 4, 6, 8, 10, 12, 14, -1, -1}; ++ ++static u8 magicbox_ide_inb (unsigned long port) ++{ ++ return (u8) (readw((void __iomem *) port) >> 8) & 255; ++} ++ ++static u16 magicbox_ide_inw (unsigned long port) ++{ ++ return (u16) readw((void __iomem *) port); ++} ++ ++static void magicbox_ide_insw (unsigned long port, void *addr, u32 count) ++{ ++ u16 *ptr; ++ ++ for (ptr = addr; count--; ptr++) ++ *ptr = readw((void __iomem *) port); ++} ++ ++static u32 magicbox_ide_inl (unsigned long port) ++{ ++ return (u32) readl((void __iomem *) port); ++} ++ ++static void magicbox_ide_insl (unsigned long port, void *addr, u32 count) ++{ ++ u32 *ptr; ++ ++ for (ptr = addr; count--; ptr++) ++ *ptr = readl((void __iomem *) port); ++} ++ ++static void magicbox_ide_outb (u8 value, unsigned long port) ++{ ++ writew(value << 8, (void __iomem *) port); ++} ++ ++static void magicbox_ide_outbsync (ide_drive_t *drive, u8 value, unsigned long port) ++{ ++ writew(value << 8, (void __iomem *) port); ++} ++ ++static void magicbox_ide_outw (u16 value, unsigned long port) ++{ ++ writew(value, (void __iomem *) port); ++} ++ ++static void magicbox_ide_outsw (unsigned long port, void *addr, u32 count) ++{ ++ u16 *ptr; ++ ++ for (ptr = addr; count--; ptr++) ++ writew(*ptr, (void __iomem *) port); ++} ++ ++static void magicbox_ide_outl (u32 value, unsigned long port) ++{ ++ writel(value, (void __iomem *) port); ++} ++ ++static void magicbox_ide_outsl (unsigned long port, void *addr, u32 count) ++{ ++ u32 *ptr; ++ ++ for (ptr = addr; count--; ptr++) ++ writel(*ptr, (void __iomem *) port); ++} ++ ++ ++static void __init ide_magicbox_register(unsigned long addr, ++ unsigned long caddr, int irq) ++{ ++ hw_regs_t hw; ++ ide_hwif_t *hwif; ++ ++ memset(&hw, 0, sizeof(hw)); ++ ide_setup_ports(&hw, addr, ide_offsets, caddr + 12, 0, NULL,irq); ++ ++ if (ide_register_hw(&hw, &hwif) != -1) ++ { ++ printk(KERN_NOTICE "magicbox-ide: Registered IDE-CF driver\n"); ++ hwif->mmio = 2; ++ hwif->drives[0].unmask = 1; ++ hwif->OUTB = magicbox_ide_outb; ++ hwif->OUTBSYNC = magicbox_ide_outbsync; ++ hwif->OUTW = magicbox_ide_outw; ++ hwif->OUTL = magicbox_ide_outl; ++ hwif->OUTSW = magicbox_ide_outsw; ++ hwif->OUTSL = magicbox_ide_outsl; ++ hwif->INB = magicbox_ide_inb; ++ hwif->INW = magicbox_ide_inw; ++ hwif->INL = magicbox_ide_inl; ++ hwif->INSW = magicbox_ide_insw; ++ hwif->INSL = magicbox_ide_insl; ++ } ++} ++ ++void __init ide_magicbox_init(void) ++{ ++ volatile u16 *addr; ++ volatile u16 *caddr; ++ ++ /* Turn on PerWE instead of PCIsomething */ ++ mtdcr(DCRN_CPC0_PCI_BASE, mfdcr(DCRN_CPC0_PCI_BASE) | (0x80000000L >> 27)); ++ ++#ifdef CONFIG_BLK_DEV_MAGICBOX_PROTOTYPE ++ /* PerCS2 (CF's CS0): base 0xff100000, 16-bit, rw */ ++ mtdcr(DCRN_EBC_BASE, 2); ++ mtdcr(DCRN_EBC_BASE + 1, 0xff11a000); ++ mtdcr(DCRN_EBC_BASE, 0x12); ++ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800); ++ ++ /* PerCS1 (CF's CS1): base 0xff200000, 16-bit, rw */ ++ mtdcr(DCRN_EBC_BASE, 1); ++ mtdcr(DCRN_EBC_BASE + 1, 0xff21a000); ++ mtdcr(DCRN_EBC_BASE, 0x11); ++ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800); ++#else ++ /* PerCS1 (CF's CS0): base 0xff100000, 16-bit, rw */ ++ mtdcr(DCRN_EBC_BASE, 1); ++ mtdcr(DCRN_EBC_BASE + 1, 0xff11a000); ++ mtdcr(DCRN_EBC_BASE, 0x11); ++ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800); ++ ++ /* PerCS2 (CF's CS1): base 0xff200000, 16-bit, rw */ ++ mtdcr(DCRN_EBC_BASE, 2); ++ mtdcr(DCRN_EBC_BASE + 1, 0xff21a000); ++ mtdcr(DCRN_EBC_BASE, 0x12); ++ mtdcr(DCRN_EBC_BASE + 1, 0x080bd800); ++#endif ++ ++ /* Remap physical address space */ ++ addr = ioremap_nocache(0xff100000, 4096); ++ caddr = ioremap_nocache(0xff200000, 4096); ++ ++ /* Set interrupt to low-to-high-edge-triggered */ ++ mtdcr(UIC0_TR, mfdcr(UIC0_TR) & ~(0x80000000L >> IRQ)); ++ mtdcr(UIC0_PR, mfdcr(UIC0_PR) | (0x80000000L >> IRQ)); ++ ++ ide_magicbox_register((unsigned long)addr, (unsigned long)caddr, IRQ); ++} |