add IXP4xx GPIOLIB support based on Chris' patch

[openwrt.git] / target / linux / ixp4xx / patches-2.6.26 / 500-usr8200_support.patch

diff --git a/target/linux/ixp4xx/patches-2.6.26/500-usr8200_support.patch b/target/linux/ixp4xx/patches-2.6.26/500-usr8200_support.patch
index b6d5d22..ff7ffb1 100644 (file)
--- a/target/linux/ixp4xx/patches-2.6.26/500-usr8200_support.patch
+++ b/target/linux/ixp4xx/patches-2.6.26/500-usr8200_support.patch
@@ -35,7 +35,7 @@
  obj-$(CONFIG_IXP4XX_QMGR)     += ixp4xx_qmgr.o
 --- /dev/null
 +++ b/arch/arm/mach-ixp4xx/usr8200-pci.c
-@@ -0,0 +1,78 @@
+@@ -0,0 +1,79 @@
 +/*
 + * arch/arch/mach-ixp4xx/usr8200-pci.c
 + *
@@ -62,6 +62,7 @@
 +#include <linux/init.h>
 +#include <linux/irq.h>
 +
++#include <asm/irq.h>
 +#include <asm/mach-types.h>
 +#include <asm/hardware.h>
 +
@@ -69,11 +70,11 @@
 +
 +void __init usr8200_pci_preinit(void)
 +{
-+      set_irq_type(IRQ_IXP4XX_GPIO7, IRQT_LOW);
-+      set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
-+      set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
-+      set_irq_type(IRQ_IXP4XX_GPIO10, IRQT_LOW);
-+      set_irq_type(IRQ_IXP4XX_GPIO11, IRQT_LOW);
++      set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
++      set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
++      set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
++      set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
++      set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
 +
 +      ixp4xx_pci_preinit();
 +}
@@ -116,7 +117,7 @@
 +subsys_initcall(usr8200_pci_init);
 --- /dev/null
 +++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
-@@ -0,0 +1,187 @@
+@@ -0,0 +1,212 @@
 +/*
 + * arch/arm/mach-ixp4xx/usr8200-setup.c
 + *
@@ -215,29 +216,35 @@
 +      .resource       = usr8200_uart_resources,
 +};
 +
-+/*
-+static struct i2c_gpio_platform_data usr8200_i2c_gpio_data = {
-+      .sda_pin        = 9,
-+      .scl_pin        = 10,
-+};
-+
-+static struct platform_device usr8200_i2c_gpio = {
-+      .name           = "i2c-gpio",
-+      .id             = 0,
-+      .dev            = {
-+              .platform_data  = &usr8200_i2c_gpio_data,
-+      },
-+};
-+
 +static struct gpio_led usr8200_led_pin[] = {
 +      {
-+              .name           = "usr8200:green:status",
-+              .gpio           = 7,
++              .name           = "usr8200:usb1",
++              .gpio           = 0,
++              .active_low     = 1,
++      },
++      {
++              .name           = "usr8200:usb2",
++              .gpio           = 1,
++              .active_low     = 1,
++      },
++      {
++              .name           = "usr8200:ieee1394",
++              .gpio           = 2,
++              .active_low     = 1,
++      },
++      {
++              .name           = "usr8200:internal",
++              .gpio           = 3,
++              .active_low     = 1,
++      },
++      {
++              .name           = "usr8200:power",
++              .gpio           = 14,
 +      }
 +};
 +
 +static struct gpio_led_platform_data usr8200_led_data = {
-+      .num_leds               = 1,
++      .num_leds               = ARRAY_SIZE(usr8200_led_pin),
 +      .leds                   = usr8200_led_pin,
 +};
 +
@@ -246,39 +253,50 @@
 +      .id                     = -1,
 +      .dev.platform_data      = &usr8200_led_data,
 +};
-+*/
 +
 +static struct eth_plat_info usr8200_plat_eth[] = {
-+      {
++      { /* NPEC - LAN with Marvell 88E6060 switch */
++              .phy            = IXP4XX_ETH_PHY_MAX_ADDR,
++              .phy_mask       = 0x0F0000,
++              .rxq            = 4,
++              .txreadyq       = 21,
++      }, { /* NPEB - WAN */
 +              .phy            = 9,
 +              .rxq            = 3,
 +              .txreadyq       = 20,
-+      }, {
-+              .phy            = 16,
-+              .rxq            = 4,
-+              .txreadyq       = 21,
 +      }
 +};
 +
 +static struct platform_device usr8200_eth[] = {
 +      {
 +              .name                   = "ixp4xx_eth",
-+              .id                     = IXP4XX_ETH_NPEB,
++              .id                     = IXP4XX_ETH_NPEC,
 +              .dev.platform_data      = usr8200_plat_eth,
 +      }, {
 +              .name                   = "ixp4xx_eth",
-+              .id                     = IXP4XX_ETH_NPEC,
++              .id                     = IXP4XX_ETH_NPEB,
 +              .dev.platform_data      = usr8200_plat_eth + 1,
 +      }
 +};
 +
++static struct resource usr8200_rtc_resources = {
++      .flags          = IORESOURCE_MEM
++};
++
++static struct platform_device usr8200_rtc = {
++      .name           = "rtc7301",
++      .id             = 0,
++      .num_resources  = 1,
++      .resource       = &usr8200_rtc_resources,
++};
++
 +static struct platform_device *usr8200_devices[] __initdata = {
 +      &usr8200_flash,
 +      &usr8200_uart,
-+/*    &usr8200_led,
-+      &usr8200_i2c_gpio, */
++      &usr8200_led,
 +      &usr8200_eth[0],
 +      &usr8200_eth[1],
++      &usr8200_rtc,
 +};
 +
 +static void __init usr8200_init(void)
@@ -286,10 +304,18 @@
 +      ixp4xx_sys_init();
 +
 +      usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
-+      usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_64M - 1;
++      usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
++
++      usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
++      usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
 +
 +      *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
-+      *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
++      *IXP4XX_EXP_CS2 = IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
++                        IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
++      *IXP4XX_GPIO_GPCLKR = 0x01100000;
++
++      /* configure button as input */
++      gpio_line_config(12, IXP4XX_GPIO_IN);
 +
 +      platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
 +}