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authorMatteo Croce <rootkit85@yahoo.it>2008-07-14 10:50:30 +0000
committerMatteo Croce <rootkit85@yahoo.it>2008-07-14 10:50:30 +0000
commite027e87a896ac1f9a3bddfef93184225fcaa9bf6 (patch)
tree5e706cc4af20635f7db8f8cacea4a2e79bc02f4e /target/linux
parent047ba29df711e045b0e74f6bd075e476a72b2feb (diff)
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ar7: initial 2.6.26 patches
SVN-Revision: 11824
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/ar7/patches-2.6.26/100-board_support.patch86
-rw-r--r--target/linux/ar7/patches-2.6.26/120-gpio_chrdev.patch28
-rw-r--r--target/linux/ar7/patches-2.6.26/130-vlynq.patch23
-rw-r--r--target/linux/ar7/patches-2.6.26/150-cpmac_not_broken.patch11
-rw-r--r--target/linux/ar7/patches-2.6.26/150-cpmac_up_and_running.diff47
-rw-r--r--target/linux/ar7/patches-2.6.26/200-mtd_fixes.patch54
-rw-r--r--target/linux/ar7/patches-2.6.26/500-serial_kludge.patch40
-rw-r--r--target/linux/ar7/patches-2.6.26/900-temporary_cpmac_hack.diff27
8 files changed, 316 insertions, 0 deletions
diff --git a/target/linux/ar7/patches-2.6.26/100-board_support.patch b/target/linux/ar7/patches-2.6.26/100-board_support.patch
new file mode 100644
index 0000000000..658a80e511
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/100-board_support.patch
@@ -0,0 +1,86 @@
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -18,6 +18,24 @@
+ prompt "System type"
+ default SGI_IP22
+
++config AR7
++ bool "Texas Instruments AR7"
++ select BOOT_ELF32
++ select DMA_NONCOHERENT
++ select CEVT_R4K
++ select CSRC_R4K
++ select IRQ_CPU
++ select NO_EXCEPT_FILL
++ select SWAP_IO_SPACE
++ select SYS_HAS_CPU_MIPS32_R1
++ select SYS_HAS_EARLY_PRINTK
++ select SYS_SUPPORTS_32BIT_KERNEL
++ select SYS_SUPPORTS_KGDB
++ select SYS_SUPPORTS_LITTLE_ENDIAN
++ select SYS_SUPPORTS_BIG_ENDIAN
++ select GENERIC_GPIO
++ select GENERIC_HARDIRQS_NO__DO_IRQ
++
+ config MACH_ALCHEMY
+ bool "Alchemy processor based machines"
+
+--- a/arch/mips/kernel/traps.c
++++ b/arch/mips/kernel/traps.c
+@@ -1112,9 +1112,22 @@
+
+ exception_handlers[n] = handler;
+ if (n == 0 && cpu_has_divec) {
+- *(u32 *)(ebase + 0x200) = 0x08000000 |
+- (0x03ffffff & (handler >> 2));
+- flush_icache_range(ebase + 0x200, ebase + 0x204);
++ if ((handler ^ (ebase + 4)) & 0xfc000000) {
++ /* lui k0, 0x0000 */
++ *(u32 *)(ebase + 0x200) = 0x3c1a0000 | (handler >> 16);
++ /* ori k0, 0x0000 */
++ *(u32 *)(ebase + 0x204) =
++ 0x375a0000 | (handler & 0xffff);
++ /* jr k0 */
++ *(u32 *)(ebase + 0x208) = 0x03400008;
++ /* nop */
++ *(u32 *)(ebase + 0x20C) = 0x00000000;
++ flush_icache_range(ebase + 0x200, ebase + 0x210);
++ } else {
++ *(u32 *)(ebase + 0x200) =
++ 0x08000000 | (0x03ffffff & (handler >> 2));
++ flush_icache_range(ebase + 0x200, ebase + 0x204);
++ }
+ }
+ return (void *)old_handler;
+ }
+--- a/arch/mips/Makefile
++++ b/arch/mips/Makefile
+@@ -167,6 +167,13 @@
+ #
+
+ #
++# Texas Instruments AR7
++#
++core-$(CONFIG_AR7) += arch/mips/ar7/
++cflags-$(CONFIG_AR7) += -Iinclude/asm-mips/ar7
++load-$(CONFIG_AR7) += 0xffffffff94100000
++
++#
+ # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
+ #
+ core-$(CONFIG_MACH_JAZZ) += arch/mips/jazz/
+--- a/include/asm-mips/page.h
++++ b/include/asm-mips/page.h
+@@ -182,8 +182,10 @@
+ #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
+ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+-#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE)
+-#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET)
++#define UNCAC_ADDR(addr) ((addr) - PAGE_OFFSET + UNCAC_BASE + \
++ PHYS_OFFSET)
++#define CAC_ADDR(addr) ((addr) - UNCAC_BASE + PAGE_OFFSET - \
++ PHYS_OFFSET)
+
+ #include <asm-generic/memory_model.h>
+ #include <asm-generic/page.h>
diff --git a/target/linux/ar7/patches-2.6.26/120-gpio_chrdev.patch b/target/linux/ar7/patches-2.6.26/120-gpio_chrdev.patch
new file mode 100644
index 0000000000..cd5d744de1
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/120-gpio_chrdev.patch
@@ -0,0 +1,28 @@
+--- a/drivers/char/Kconfig
++++ b/drivers/char/Kconfig
+@@ -913,6 +913,15 @@
+ To compile this driver as a module, choose M here: the
+ module will be called mwave.
+
++config AR7_GPIO
++ tristate "TI AR7 GPIO Support"
++ depends on AR7
++ help
++ Give userspace access to the GPIO pins on the Texas Instruments AR7
++ processors.
++
++ If compiled as a module, it will be called ar7_gpio.
++
+ config SCx200_GPIO
+ tristate "NatSemi SCx200 GPIO Support"
+ depends on SCx200
+--- a/drivers/char/Makefile
++++ b/drivers/char/Makefile
+@@ -90,6 +90,7 @@
+ obj-$(CONFIG_PPDEV) += ppdev.o
+ obj-$(CONFIG_NWBUTTON) += nwbutton.o
+ obj-$(CONFIG_NWFLASH) += nwflash.o
++obj-$(CONFIG_AR7_GPIO) += ar7_gpio.o
+ obj-$(CONFIG_SCx200_GPIO) += scx200_gpio.o
+ obj-$(CONFIG_PC8736x_GPIO) += pc8736x_gpio.o
+ obj-$(CONFIG_NSC_GPIO) += nsc_gpio.o
diff --git a/target/linux/ar7/patches-2.6.26/130-vlynq.patch b/target/linux/ar7/patches-2.6.26/130-vlynq.patch
new file mode 100644
index 0000000000..8fb613de5b
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/130-vlynq.patch
@@ -0,0 +1,23 @@
+Index: linux-2.6.26/drivers/Kconfig
+===================================================================
+--- linux-2.6.26.orig/drivers/Kconfig 2008-07-13 23:51:29.000000000 +0200
++++ linux-2.6.26/drivers/Kconfig 2008-07-14 12:28:00.186793402 +0200
+@@ -100,5 +100,7 @@
+
+ source "drivers/uio/Kconfig"
+
++source "drivers/vlynq/Kconfig"
++
+ source "drivers/xen/Kconfig"
+ endmenu
+Index: linux-2.6.26/drivers/Makefile
+===================================================================
+--- linux-2.6.26.orig/drivers/Makefile 2008-07-13 23:51:29.000000000 +0200
++++ linux-2.6.26/drivers/Makefile 2008-07-14 12:27:34.362789842 +0200
+@@ -92,5 +92,6 @@
+ obj-$(CONFIG_HID) += hid/
+ obj-$(CONFIG_PPC_PS3) += ps3/
+ obj-$(CONFIG_OF) += of/
++obj-$(CONFIG_VLYNQ) += vlynq/
+ obj-$(CONFIG_SSB) += ssb/
+ obj-$(CONFIG_VIRTIO) += virtio/
diff --git a/target/linux/ar7/patches-2.6.26/150-cpmac_not_broken.patch b/target/linux/ar7/patches-2.6.26/150-cpmac_not_broken.patch
new file mode 100644
index 0000000000..6444cac88d
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/150-cpmac_not_broken.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/Kconfig
++++ b/drivers/net/Kconfig
+@@ -1874,7 +1874,7 @@
+
+ config CPMAC
+ tristate "TI AR7 CPMAC Ethernet support (EXPERIMENTAL)"
+- depends on NET_ETHERNET && EXPERIMENTAL && AR7 && BROKEN
++ depends on NET_ETHERNET && EXPERIMENTAL && AR7
+ select PHYLIB
+ help
+ TI AR7 CPMAC Ethernet support
diff --git a/target/linux/ar7/patches-2.6.26/150-cpmac_up_and_running.diff b/target/linux/ar7/patches-2.6.26/150-cpmac_up_and_running.diff
new file mode 100644
index 0000000000..d11bbf2e58
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/150-cpmac_up_and_running.diff
@@ -0,0 +1,47 @@
+--- a/arch/mips/ar7/platform.c
++++ b/arch/mips/ar7/platform.c
+@@ -33,6 +33,8 @@
+ #include <linux/vlynq.h>
+ #include <linux/leds.h>
+ #include <linux/string.h>
++#include <linux/phy.h>
++#include <linux/phy_fixed.h>
+
+ #include <asm/addrspace.h>
+ #include <asm/ar7/ar7.h>
+@@ -205,6 +207,13 @@
+ .width = 2,
+ };
+
++/* lets assume this is suitable for both high and low cpmacs links */
++static struct fixed_phy_status fixed_phy_status __initdata = {
++ .link = 1,
++ .speed = 100,
++ .duplex = 1,
++};
++
+ static struct plat_cpmac_data cpmac_low_data = {
+ .reset_bit = 17,
+ .power_bit = 20,
+@@ -506,6 +515,10 @@
+ }
+
+ if (ar7_has_high_cpmac()) {
++ res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status);
++ if (res && res != -ENODEV)
++ return res;
++
+ cpmac_get_mac(1, cpmac_high_data.dev_addr);
+ res = platform_device_register(&cpmac_high);
+ if (res)
+@@ -514,6 +527,10 @@
+ cpmac_low_data.phy_mask = 0xffffffff;
+ }
+
++ res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status);
++ if (res && res != -ENODEV)
++ return res;
++
+ cpmac_get_mac(0, cpmac_low_data.dev_addr);
+ res = platform_device_register(&cpmac_low);
+ if (res)
diff --git a/target/linux/ar7/patches-2.6.26/200-mtd_fixes.patch b/target/linux/ar7/patches-2.6.26/200-mtd_fixes.patch
new file mode 100644
index 0000000000..850a643024
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/200-mtd_fixes.patch
@@ -0,0 +1,54 @@
+--- a/drivers/mtd/ar7part.c
++++ b/drivers/mtd/ar7part.c
+@@ -34,6 +34,10 @@
+ #define LOADER_MAGIC1 le32_to_cpu(0xfeedfa42)
+ #define LOADER_MAGIC2 le32_to_cpu(0xfeed1281)
+
++#ifndef SQUASHFS_MAGIC
++#define SQUASHFS_MAGIC 0x73717368
++#endif
++
+ struct ar7_bin_rec {
+ unsigned int checksum;
+ unsigned int length;
+@@ -47,7 +51,8 @@
+ unsigned long origin)
+ {
+ struct ar7_bin_rec header;
+- unsigned int offset, len;
++ unsigned int offset;
++ size_t len;
+ unsigned int pre_size = master->erasesize, post_size = 0;
+ unsigned int root_offset = ROOT_OFFSET;
+
+@@ -66,7 +71,7 @@
+ do { /* Try 10 blocks starting from master->erasesize */
+ offset = pre_size;
+ master->read(master, offset,
+- sizeof(header), &len, (u8 *)&header);
++ sizeof(header), &len, (uint8_t *)&header);
+ if (!strncmp((char *)&header, "TIENV0.8", 8))
+ ar7_parts[1].offset = pre_size;
+ if (header.checksum == LOADER_MAGIC1)
+@@ -88,7 +93,7 @@
+ while (header.length) {
+ offset += sizeof(header) + header.length;
+ master->read(master, offset, sizeof(header),
+- &len, (u8 *)&header);
++ &len, (uint8_t *)&header);
+ }
+ root_offset = offset + sizeof(header) + 4;
+ break;
+@@ -96,10 +101,10 @@
+ while (header.length) {
+ offset += sizeof(header) + header.length;
+ master->read(master, offset, sizeof(header),
+- &len, (u8 *)&header);
++ &len, (uint8_t *)&header);
+ }
+ root_offset = offset + sizeof(header) + 4 + 0xff;
+- root_offset &= ~(u32)0xff;
++ root_offset &= ~(uint32_t)0xff;
+ break;
+ default:
+ printk(KERN_WARNING "Unknown magic: %08x\n", header.checksum);
diff --git a/target/linux/ar7/patches-2.6.26/500-serial_kludge.patch b/target/linux/ar7/patches-2.6.26/500-serial_kludge.patch
new file mode 100644
index 0000000000..a40d4a3771
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/500-serial_kludge.patch
@@ -0,0 +1,40 @@
+--- a/drivers/serial/8250.c
++++ b/drivers/serial/8250.c
+@@ -267,6 +267,13 @@
+ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10,
+ .flags = UART_CAP_FIFO,
+ },
++ [PORT_AR7] = {
++ .name = "TI-AR7",
++ .fifo_size = 16,
++ .tx_loadsz = 16,
++ .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00,
++ .flags = UART_CAP_FIFO | UART_CAP_AFE,
++ },
+ };
+
+ #if defined (CONFIG_SERIAL_8250_AU1X00)
+@@ -2455,7 +2462,11 @@
+ {
+ struct uart_8250_port *up = (struct uart_8250_port *)port;
+
++#ifdef CONFIG_AR7
++ wait_for_xmitr(up, BOTH_EMPTY);
++#else
+ wait_for_xmitr(up, UART_LSR_THRE);
++#endif
+ serial_out(up, UART_TX, ch);
+ }
+
+--- a/include/linux/serial_core.h
++++ b/include/linux/serial_core.h
+@@ -40,7 +40,8 @@
+ #define PORT_NS16550A 14
+ #define PORT_XSCALE 15
+ #define PORT_RM9000 16 /* PMC-Sierra RM9xxx internal UART */
+-#define PORT_MAX_8250 16 /* max port ID */
++#define PORT_AR7 17
++#define PORT_MAX_8250 17 /* max port ID */
+
+ /*
+ * ARM specific type numbers. These are not currently guaranteed
diff --git a/target/linux/ar7/patches-2.6.26/900-temporary_cpmac_hack.diff b/target/linux/ar7/patches-2.6.26/900-temporary_cpmac_hack.diff
new file mode 100644
index 0000000000..7da22cd99c
--- /dev/null
+++ b/target/linux/ar7/patches-2.6.26/900-temporary_cpmac_hack.diff
@@ -0,0 +1,27 @@
+--- a/drivers/net/cpmac.c
++++ b/drivers/net/cpmac.c
+@@ -936,7 +936,8 @@
+ int new_state = 0;
+
+ spin_lock(&priv->lock);
+- if (priv->phy->link) {
++ if (1 /* priv->phy->link */) {
++ netif_carrier_on(dev);
+ netif_start_queue(dev);
+ if (priv->phy->duplex != priv->oldduplex) {
+ new_state = 1;
+@@ -948,11 +949,11 @@
+ priv->oldspeed = priv->phy->speed;
+ }
+
+- if (!priv->oldlink) {
++ /*if (!priv->oldlink) {
+ new_state = 1;
+- priv->oldlink = 1;
++ priv->oldlink = 1;*/
+ netif_schedule(dev);
+- }
++ /*}*/
+ } else if (priv->oldlink) {
+ netif_stop_queue(dev);
+ new_state = 1;