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openwrt_archive/target/linux/ixp4xx/patches-4.1/190-cambria_support.patch
Jonas Gorski f1a1e6c35e ixp4xx: add linux 4.1 support 
Compile tested only.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 46189
2015-07-05 21:33:21 +00:00

1132 lines
31 KiB
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--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -21,6 +21,14 @@ config MACH_AVILA
Avila Network Platform. For more information on this platform,
see <file:Documentation/arm/IXP4xx>.
+config MACH_CAMBRIA
+ bool "Cambria"
+ select PCI
+ help
+ Say 'Y' here if you want your kernel to support the Gateworks
+ Cambria series. For more information on this platform,
+ see <file:Documentation/arm/IXP4xx>.
+
config MACH_LOFT
bool "Loft"
depends on MACH_AVILA
@@ -218,7 +226,7 @@ config CPU_IXP46X
config CPU_IXP43X
bool
- depends on MACH_KIXRP435
+ depends on MACH_KIXRP435 || MACH_CAMBRIA
default y
config MACH_GTWX5715
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -7,6 +7,7 @@ obj-pci-n :=
obj-pci-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o
obj-pci-$(CONFIG_MACH_AVILA) += avila-pci.o
+obj-pci-$(CONFIG_MACH_CAMBRIA) += cambria-pci.o
obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o
obj-pci-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o
obj-pci-$(CONFIG_MACH_GTWX5715) += gtwx5715-pci.o
@@ -31,6 +32,7 @@ obj-y += common.o
obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-setup.o
obj-$(CONFIG_MACH_AVILA) += avila-setup.o
+obj-$(CONFIG_MACH_CAMBRIA) += cambria-setup.o
obj-$(CONFIG_MACH_IXDPG425) += coyote-setup.o
obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-setup.o
obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/cambria-pci.c
@@ -0,0 +1,78 @@
+/*
+ * arch/arch/mach-ixp4xx/cambria-pci.c
+ *
+ * PCI setup routines for Gateworks Cambria series
+ *
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * based on coyote-pci.c:
+ * Copyright (C) 2002 Jungo Software Technologies.
+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
+ *
+ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
+ *
+ * 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 <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+
+#include <asm/mach-types.h>
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+#include <asm/mach/pci.h>
+
+extern void ixp4xx_pci_preinit(void);
+extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
+extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
+
+void __init cambria_pci_preinit(void)
+{
+ irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW);
+ irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
+ irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
+ irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
+
+ ixp4xx_pci_preinit();
+}
+
+static int __init cambria_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (slot == 1)
+ return IRQ_IXP4XX_GPIO11;
+ else if (slot == 2)
+ return IRQ_IXP4XX_GPIO10;
+ else if (slot == 3)
+ return IRQ_IXP4XX_GPIO9;
+ else if (slot == 4)
+ return IRQ_IXP4XX_GPIO8;
+ else if (slot == 6)
+ return IRQ_IXP4XX_GPIO10;
+ else if (slot == 15)
+ return IRQ_IXP4XX_GPIO8;
+
+ else return -1;
+}
+
+struct hw_pci cambria_pci __initdata = {
+ .nr_controllers = 1,
+ .preinit = cambria_pci_preinit,
+ .ops = &ixp4xx_ops,
+ .setup = ixp4xx_setup,
+ .map_irq = cambria_map_irq,
+};
+
+int __init cambria_pci_init(void)
+{
+ if (machine_is_cambria())
+ pci_common_init(&cambria_pci);
+ return 0;
+}
+
+subsys_initcall(cambria_pci_init);
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/cambria-setup.c
@@ -0,0 +1,1003 @@
+/*
+ * arch/arm/mach-ixp4xx/cambria-setup.c
+ *
+ * Board setup for the Gateworks Cambria series
+ *
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ * Copyright (C) 2012 Gateworks Corporation <support@gateworks.com>
+ *
+ * based on coyote-setup.c:
+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
+ *
+ * Author: Imre Kaloz <kaloz@openwrt.org>
+ * Tim Harvey <tharvey@gateworks.com>
+ */
+
+#include <linux/device.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+#include <linux/platform_data/at24.h>
+#include <linux/i2c/gw_i2c_pld.h>
+#include <linux/platform_data/pca953x.h>
+#include <linux/if_ether.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/memory.h>
+#include <linux/netdevice.h>
+#include <linux/serial.h>
+#include <linux/serial_8250.h>
+#include <linux/slab.h>
+#include <linux/socket.h>
+#include <linux/types.h>
+#include <linux/tty.h>
+#include <linux/irq.h>
+#include <linux/usb/ehci_pdriver.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+#include <asm/setup.h>
+
+#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
+
+struct cambria_board_info {
+ unsigned char *model;
+ void (*setup)(void);
+};
+
+static struct cambria_board_info *cambria_info __initdata;
+
+static struct flash_platform_data cambria_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource cambria_flash_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device cambria_flash = {
+ .name = "IXP4XX-Flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &cambria_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &cambria_flash_resource,
+};
+
+static struct i2c_gpio_platform_data cambria_i2c_gpio_data = {
+ .sda_pin = 7,
+ .scl_pin = 6,
+};
+
+static struct platform_device cambria_i2c_gpio = {
+ .name = "i2c-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &cambria_i2c_gpio_data,
+ },
+};
+
+#ifdef SFP_SERIALID
+static struct i2c_gpio_platform_data cambria_i2c_gpio_sfpa_data = {
+ .sda_pin = 113,
+ .scl_pin = 112,
+ .sda_is_open_drain = 0,
+ .scl_is_open_drain = 0,
+};
+
+static struct platform_device cambria_i2c_gpio_sfpa = {
+ .name = "i2c-gpio",
+ .id = 1,
+ .dev = {
+ .platform_data = &cambria_i2c_gpio_sfpa_data,
+ },
+};
+
+static struct i2c_gpio_platform_data cambria_i2c_gpio_sfpb_data = {
+ .sda_pin = 115,
+ .scl_pin = 114,
+ .sda_is_open_drain = 0,
+ .scl_is_open_drain = 0,
+};
+
+static struct platform_device cambria_i2c_gpio_sfpb = {
+ .name = "i2c-gpio",
+ .id = 2,
+ .dev = {
+ .platform_data = &cambria_i2c_gpio_sfpb_data,
+ },
+};
+#endif // #ifdef SFP_SERIALID
+
+static struct eth_plat_info cambria_npec_data = {
+ .phy = 1,
+ .rxq = 4,
+ .txreadyq = 21,
+};
+
+static struct eth_plat_info cambria_npea_data = {
+ .phy = 2,
+ .rxq = 2,
+ .txreadyq = 19,
+};
+
+static struct platform_device cambria_npec_device = {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = &cambria_npec_data,
+ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
+};
+
+static struct platform_device cambria_npea_device = {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEA,
+ .dev.platform_data = &cambria_npea_data,
+ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
+};
+
+static struct resource cambria_uart_resource = {
+ .start = IXP4XX_UART1_BASE_PHYS,
+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct plat_serial8250_port cambria_uart_data[] = {
+ {
+ .mapbase = IXP4XX_UART1_BASE_PHYS,
+ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
+ .irq = IRQ_IXP4XX_UART1,
+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+ .iotype = UPIO_MEM,
+ .regshift = 2,
+ .uartclk = IXP4XX_UART_XTAL,
+ },
+ { },
+};
+
+static struct platform_device cambria_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = cambria_uart_data,
+ },
+ .num_resources = 1,
+ .resource = &cambria_uart_resource,
+};
+
+static struct resource cambria_optional_uart_resources[] = {
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x53000000,
+ .end = 0x53000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x52000000,
+ .end = 0x52000fff,
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .start = 0x53000000,
+ .end = 0x53000fff,
+ .flags = IORESOURCE_MEM
+ }
+};
+
+static struct plat_serial8250_port cambria_optional_uart_data[] = {
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM_DELAY,
+ .regshift = 0,
+ .uartclk = 1843200,
+ .rw_delay = 10,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM_DELAY,
+ .regshift = 0,
+ .uartclk = 1843200,
+ .rw_delay = 10,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 18432000,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 18432000,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 18432000,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 18432000,
+ },
+ {
+ .flags = UPF_BOOT_AUTOCONF,
+ .iotype = UPIO_MEM,
+ .regshift = 0,
+ .uartclk = 18432000,
+ },
+ { },
+};
+
+static struct platform_device cambria_optional_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM1,
+ .dev.platform_data = cambria_optional_uart_data,
+ .num_resources = 2,
+ .resource = cambria_optional_uart_resources,
+};
+
+static struct resource cambria_pata_resources[] = {
+ {
+ .flags = IORESOURCE_MEM
+ },
+ {
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "intrq",
+ .start = IRQ_IXP4XX_GPIO12,
+ .end = IRQ_IXP4XX_GPIO12,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct ixp4xx_pata_data cambria_pata_data = {
+ .cs0_bits = 0xbfff3c03,
+ .cs1_bits = 0xbfff3c03,
+};
+
+static struct platform_device cambria_pata = {
+ .name = "pata_ixp4xx_cf",
+ .id = 0,
+ .dev.platform_data = &cambria_pata_data,
+ .num_resources = ARRAY_SIZE(cambria_pata_resources),
+ .resource = cambria_pata_resources,
+};
+
+static struct gpio_led cambria_gpio_leds[] = {
+ {
+ .name = "user",
+ .gpio = 5,
+ .active_low = 1,
+ },
+ {
+ .name = "user2",
+ .gpio = 0,
+ .active_low = 1,
+ },
+ {
+ .name = "user3",
+ .gpio = 0,
+ .active_low = 1,
+ },
+ {
+ .name = "user4",
+ .gpio = 0,
+ .active_low = 1,
+ }
+};
+
+static struct gpio_led_platform_data cambria_gpio_leds_data = {
+ .num_leds = 1,
+ .leds = cambria_gpio_leds,
+};
+
+static struct platform_device cambria_gpio_leds_device = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev.platform_data = &cambria_gpio_leds_data,
+};
+
+static struct resource cambria_gpio_resources[] = {
+ {
+ .name = "gpio",
+ .flags = 0,
+ },
+};
+
+static struct gpio cambria_gpios_gw2350[] = {
+ // ARM GPIO
+#if 0 // configured from bootloader
+ { 0, GPIOF_IN, "ARM_DIO0" },
+ { 1, GPIOF_IN, "ARM_DIO1" },
+ { 2, GPIOF_IN, "ARM_DIO2" },
+ { 3, GPIOF_IN, "ARM_DIO3" },
+ { 4, GPIOF_IN, "ARM_DIO4" },
+ { 5, GPIOF_IN, "ARM_DIO5" },
+ { 12, GPIOF_OUT_INIT_HIGH, "WDOGEN#" },
+#endif
+ { 8, GPIOF_IN, "ARM_DIO8" },
+ { 9, GPIOF_IN, "ARM_DIO9" },
+};
+
+static struct gpio cambria_gpios_gw2358[] = {
+ // ARM GPIO
+#if 0 // configured from bootloader
+ { 0, GPIOF_IN, "*VINLOW#" },
+ { 2, GPIOF_IN, "*GPS_PPS" },
+ { 3, GPIOF_IN, "*GPS_IRQ#" },
+ { 4, GPIOF_IN, "*RS485_IRQ#" },
+ { 5, GPIOF_IN, "*SER_EN#" },
+ { 14, GPIOF_OUT_INIT_HIGH, "*WDOGEN#" },
+#endif
+};
+
+static struct gpio cambria_gpios_gw2359[] = {
+ // ARM GPIO
+#if 0 // configured from bootloader
+ { 0, GPIOF_IN, "*PCA_IRQ#" },
+ { 1, GPIOF_IN, "ARM_DIO1" },
+ { 2, GPIOF_IN, "ARM_DIO2" },
+ { 3, GPIOF_IN, "ARM_DIO3" },
+ { 4, GPIOF_IN, "ARM_DIO4" },
+ { 5, GPIOF_IN, "ARM_DIO5" },
+ { 8, GPIOF_OUT_INIT_HIGH, "*WDOGEN#" },
+#endif
+ { 11, GPIOF_OUT_INIT_HIGH, "*SER_EN" }, // console serial enable
+ { 12, GPIOF_IN, "*GSC_IRQ#" },
+ { 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"},
+ // GSC GPIO
+#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
+ {100, GPIOF_IN, "*USER_PB#" },
+#endif
+ {103, GPIOF_OUT_INIT_HIGH, "*5V_EN" }, // 5V aux supply enable
+ {108, GPIOF_IN, "*SMUXDA0" },
+ {109, GPIOF_IN, "*SMUXDA1" },
+ {110, GPIOF_IN, "*SMUXDA2" },
+ {111, GPIOF_IN, "*SMUXDB0" },
+ {112, GPIOF_IN, "*SMUXDB1" },
+ {113, GPIOF_IN, "*SMUXDB2" },
+ // PCA GPIO
+ {118, GPIOF_IN, "*USIM2_DET#"}, // USIM2 Detect
+ {120, GPIOF_OUT_INIT_LOW, "*USB1_PCI_SEL"}, // USB1 Select (1=PCI, 0=FP)
+ {121, GPIOF_OUT_INIT_LOW, "*USB2_PCI_SEL"}, // USB2 Select (1=PCI, 0=FP)
+ {122, GPIOF_IN, "*USIM1_DET#"}, // USIM1 Detect
+ {123, GPIOF_OUT_INIT_HIGH, "*COM1_DTR#" }, // J21/J10
+ {124, GPIOF_IN, "*COM1_DSR#" }, // J21/J10
+ {127, GPIOF_IN, "PCA_DIO0" },
+ {128, GPIOF_IN, "PCA_DIO1" },
+ {129, GPIOF_IN, "PCA_DIO2" },
+ {130, GPIOF_IN, "PCA_DIO3" },
+ {131, GPIOF_IN, "PCA_DIO4" },
+};
+
+static struct gpio cambria_gpios_gw2360[] = {
+ // ARM GPIO
+ { 0, GPIOF_IN, "*PCA_IRQ#" },
+ { 11, GPIOF_OUT_INIT_LOW, "*SER0_EN#" },
+ { 12, GPIOF_IN, "*GSC_IRQ#" },
+ { 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"},
+ // GSC GPIO
+#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
+ {100, GPIOF_IN, "*USER_PB#" },
+#endif
+ {108, GPIOF_OUT_INIT_LOW, "*ENET1_EN#" }, // ENET1 TX Enable
+ {109, GPIOF_IN, "*ENET1_PRES#" }, // ENET1 Detect (0=SFP present)
+ {110, GPIOF_OUT_INIT_LOW, "*ENET2_EN#" }, // ENET2 TX Enable
+ {111, GPIOF_IN, "*ENET2_PRES#"}, // ENET2 Detect (0=SFP present)
+ // PCA GPIO
+ {116, GPIOF_OUT_INIT_HIGH, "*USIM2_LOC"}, // USIM2 Select (1=Loc, 0=Rem)
+ {117, GPIOF_IN, "*USIM2_DET_LOC#" },// USIM2 Detect (Local Slot)
+ {118, GPIOF_IN, "*USIM2_DET_REM#" },// USIM2 Detect (Remote Slot)
+ {120, GPIOF_OUT_INIT_LOW, "*USB1_PCI_SEL"}, // USB1 Select (1=PCIe1, 0=J1)
+ {121, GPIOF_OUT_INIT_LOW, "*USB2_PCI_SEL"}, // USB2 Select (1=PCIe2, 0=J1)
+ {122, GPIOF_IN, "*USIM1_DET#"}, // USIM1 Detect
+ {127, GPIOF_IN, "DIO0" },
+ {128, GPIOF_IN, "DIO1" },
+ {129, GPIOF_IN, "DIO2" },
+ {130, GPIOF_IN, "DIO3" },
+ {131, GPIOF_IN, "DIO4" },
+};
+
+static struct latch_led cambria_latch_leds[] = {
+ {
+ .name = "ledA", /* green led */
+ .bit = 0,
+ },
+ {
+ .name = "ledB", /* green led */
+ .bit = 1,
+ },
+ {
+ .name = "ledC", /* green led */
+ .bit = 2,
+ },
+ {
+ .name = "ledD", /* green led */
+ .bit = 3,
+ },
+ {
+ .name = "ledE", /* green led */
+ .bit = 4,
+ },
+ {
+ .name = "ledF", /* green led */
+ .bit = 5,
+ },
+ {
+ .name = "ledG", /* green led */
+ .bit = 6,
+ },
+ {
+ .name = "ledH", /* green led */
+ .bit = 7,
+ }
+};
+
+static struct latch_led_platform_data cambria_latch_leds_data = {
+ .num_leds = 8,
+ .leds = cambria_latch_leds,
+ .mem = 0x53F40000,
+};
+
+static struct platform_device cambria_latch_leds_device = {
+ .name = "leds-latch",
+ .id = -1,
+ .dev.platform_data = &cambria_latch_leds_data,
+};
+
+static struct resource cambria_usb0_resources[] = {
+ {
+ .start = 0xCD000000,
+ .end = 0xCD000300,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 32,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct resource cambria_usb1_resources[] = {
+ {
+ .start = 0xCE000000,
+ .end = 0xCE000300,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = 33,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 ehci_dma_mask = ~(u32)0;
+
+static struct usb_ehci_pdata cambria_usb_pdata = {
+ .big_endian_desc = 1,
+ .big_endian_mmio = 1,
+ .has_tt = 1,
+ .caps_offset = 0x100,
+};
+
+static struct platform_device cambria_usb0_device = {
+ .name = "ehci-platform",
+ .id = 0,
+ .resource = cambria_usb0_resources,
+ .num_resources = ARRAY_SIZE(cambria_usb0_resources),
+ .dev = {
+ .dma_mask = &ehci_dma_mask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &cambria_usb_pdata,
+ },
+};
+
+static struct platform_device cambria_usb1_device = {
+ .name = "ehci-platform",
+ .id = 1,
+ .resource = cambria_usb1_resources,
+ .num_resources = ARRAY_SIZE(cambria_usb1_resources),
+ .dev = {
+ .dma_mask = &ehci_dma_mask,
+ .coherent_dma_mask = 0xffffffff,
+ .platform_data = &cambria_usb_pdata,
+ },
+};
+
+static struct gw_i2c_pld_platform_data gw_i2c_pld_data0 = {
+ .gpio_base = 16,
+ .nr_gpio = 8,
+};
+
+static struct gw_i2c_pld_platform_data gw_i2c_pld_data1 = {
+ .gpio_base = 24,
+ .nr_gpio = 2,
+};
+
+
+static struct gpio_keys_button cambria_gpio_buttons[] = {
+ {
+ .desc = "user",
+ .type = EV_KEY,
+ .code = BTN_0,
+ .debounce_interval = 6,
+ .gpio = 25,
+ }
+};
+
+static struct gpio_keys_platform_data cambria_gpio_buttons_data = {
+ .poll_interval = 500,
+ .nbuttons = 1,
+ .buttons = cambria_gpio_buttons,
+};
+
+static struct platform_device cambria_gpio_buttons_device = {
+ .name = "gpio-keys-polled",
+ .id = -1,
+ .dev.platform_data = &cambria_gpio_buttons_data,
+};
+
+static struct platform_device *cambria_devices[] __initdata = {
+ &cambria_i2c_gpio,
+ &cambria_flash,
+ &cambria_uart,
+};
+
+static int cambria_register_gpio(struct gpio *array, size_t num)
+{
+ int i, err, ret;
+
+ ret = 0;
+ for (i = 0; i < num; i++, array++) {
+ const char *label = array->label;
+ if (label[0] == '*')
+ label++;
+ err = gpio_request_one(array->gpio, array->flags, label);
+ if (err)
+ ret = err;
+ else {
+ err = gpio_export(array->gpio, array->label[0] != '*');
+ }
+ }
+ return ret;
+}
+
+static void __init cambria_gw23xx_setup(void)
+{
+ cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\
+ (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12);
+ cambria_gpio_resources[0].end = cambria_gpio_resources[0].start;
+
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+}
+
+static void __init cambria_gw2350_setup(void)
+{
+ *IXP4XX_EXP_CS2 = 0xBFFF3C43;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[0].mapbase = 0x52FF0000;
+ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x52FF0000, 0x0fff);
+ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3;
+
+ *IXP4XX_EXP_CS3 = 0xBFFF3C43;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[1].mapbase = 0x53FF0000;
+ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53FF0000, 0x0fff);
+ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4;
+
+ cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\
+ (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12);
+ cambria_gpio_resources[0].end = cambria_gpio_resources[0].start;
+
+ platform_device_register(&cambria_optional_uart);
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ platform_device_register(&cambria_gpio_leds_device);
+
+ /* gpio config (/sys/class/gpio) */
+ cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2350));
+}
+
+static void __init cambria_gw2358_setup(void)
+{
+ *IXP4XX_EXP_CS3 = 0xBFFF3C43; // bit0 = 16bit vs 8bit bus
+ irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[0].mapbase = 0x53FC0000;
+ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x53FC0000, 0x0fff);
+ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3;
+
+ irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
+ cambria_optional_uart_data[1].mapbase = 0x53F80000;
+ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53F80000, 0x0fff);
+ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4;
+
+ cambria_gpio_resources[0].start = (1 << 14) | (1 << 16) | (1 << 17) | (1 << 18) |\
+ (1 << 19) | (1 << 20) | (1 << 24) | (1 << 25);
+ cambria_gpio_resources[0].end = cambria_gpio_resources[0].start;
+
+ platform_device_register(&cambria_optional_uart);
+
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ platform_device_register(&cambria_pata);
+
+ cambria_gpio_leds[0].gpio = 24;
+ platform_device_register(&cambria_gpio_leds_device);
+
+ platform_device_register(&cambria_latch_leds_device);
+
+ platform_device_register(&cambria_gpio_buttons_device);
+
+ /* gpio config (/sys/class/gpio) */
+ cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2358));
+}
+
+static void __init cambria_gw2359_setup(void)
+{
+#if defined(CONFIG_MVSWITCH_PHY) || defined(CONFIG_MVSWITCH_PHY_MODULE)
+ /* The mvswitch driver has some hard-coded values which could
+ * easily be turned into a platform resource if needed. For now they
+ * match our hardware configuration:
+ * MV_BASE 0x10 - phy base address
+ * MV_WANPORT 0 - Port0 (ENET2) is WAN (SFP module)
+ * MV_CPUPORT 5 - Port5 is CPU NPEA (eth1)
+ *
+ * The mvswitch driver registers a fixup which forces a driver match
+ * if phy_addr matches MV_BASE
+ *
+ * Two static defautl VLAN's are created: WAN port in 1, and all other ports
+ * in the other.
+ */
+ cambria_npea_data.phy = 0x10; // mvswitch driver catches this
+#else
+ // Switch Port5 to CPU is MII<->MII (no PHY) - this disables the genphy driver
+ cambria_npea_data.phy = IXP4XX_ETH_PHY_MAX_ADDR;
+ // CPU NPE-C is in bridge bypass mode to Port4 PHY@0x14
+ cambria_npec_data.phy = 0x14;
+#endif
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ cambria_gpio_leds_data.num_leds = 3;
+ cambria_gpio_leds[0].name = "user1";
+ cambria_gpio_leds[0].gpio = 125; // PNLLED1#
+ cambria_gpio_leds[1].gpio = 126; // PNLLED3#
+ cambria_gpio_leds[2].gpio = 119; // PNLLED4#
+ platform_device_register(&cambria_gpio_leds_device);
+
+#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
+ cambria_gpio_buttons[0].gpio = 100;
+ platform_device_register(&cambria_gpio_buttons_device);
+#endif
+
+ /* gpio config (/sys/class/gpio) */
+ cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2359));
+}
+
+static void __init cambria_gw2360_setup(void)
+{
+ /* The GW2360 has 8 UARTs in addition to the 1 IXP4xxx UART.
+ * The chip-selects are expanded via a 3-to-8 decoder and CS2
+ * and they are 8bit devices
+ */
+ *IXP4XX_EXP_CS2 = 0xBFFF3C43;
+ cambria_optional_uart_data[0].mapbase = 0x52000000;
+ cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x52000000, 0x0fff);
+ cambria_optional_uart_data[0].uartclk = 18432000;
+ cambria_optional_uart_data[0].iotype = UPIO_MEM;
+ cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO2;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO2, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[1].mapbase = 0x52000008;
+ cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x52000008, 0x0fff);
+ cambria_optional_uart_data[1].uartclk = 18432000;
+ cambria_optional_uart_data[1].iotype = UPIO_MEM;
+ cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO3;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[2].mapbase = 0x52000010;
+ cambria_optional_uart_data[2].membase = (void __iomem *)ioremap(0x52000010, 0x0fff);
+ cambria_optional_uart_data[2].uartclk = 18432000;
+ cambria_optional_uart_data[2].iotype = UPIO_MEM;
+ cambria_optional_uart_data[2].irq = IRQ_IXP4XX_GPIO4;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[3].mapbase = 0x52000018;
+ cambria_optional_uart_data[3].membase = (void __iomem *)ioremap(0x52000018, 0x0fff);
+ cambria_optional_uart_data[3].uartclk = 18432000;
+ cambria_optional_uart_data[3].iotype = UPIO_MEM;
+ cambria_optional_uart_data[3].irq = IRQ_IXP4XX_GPIO5;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO5, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[4].mapbase = 0x52000020;
+ cambria_optional_uart_data[4].membase = (void __iomem *)ioremap(0x52000020, 0x0fff);
+ cambria_optional_uart_data[4].uartclk = 18432000;
+ cambria_optional_uart_data[4].iotype = UPIO_MEM;
+ cambria_optional_uart_data[4].irq = IRQ_IXP4XX_GPIO8;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[5].mapbase = 0x52000028;
+ cambria_optional_uart_data[5].membase = (void __iomem *)ioremap(0x52000028, 0x0fff);
+ cambria_optional_uart_data[5].uartclk = 18432000;
+ cambria_optional_uart_data[5].iotype = UPIO_MEM;
+ cambria_optional_uart_data[5].irq = IRQ_IXP4XX_GPIO9;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart_data[6].mapbase = 0x52000030;
+ cambria_optional_uart_data[6].membase = (void __iomem *)ioremap(0x52000030, 0x0fff);
+ cambria_optional_uart_data[6].uartclk = 18432000;
+ cambria_optional_uart_data[6].iotype = UPIO_MEM;
+ cambria_optional_uart_data[6].irq = IRQ_IXP4XX_GPIO10;
+ irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_EDGE_RISING);
+
+ cambria_optional_uart.num_resources = 7,
+ platform_device_register(&cambria_optional_uart);
+
+#if defined(CONFIG_MVSWITCH_PHY) || defined(CONFIG_MVSWITCH_PHY_MODULE)
+ /* The mvswitch driver has some hard-coded values which could
+ * easily be turned into a platform resource if needed. For now they
+ * match our hardware configuration:
+ * MV_BASE 0x10 - phy base address
+ * MV_WANPORT 0 - Port0 (ENET2) is WAN (SFP module)
+ * MV_CPUPORT 5 - Port5 is CPU NPEA (eth1)
+ *
+ * The mvswitch driver registers a fixup which forces a driver match
+ * if phy_addr matches MV_BASE
+ *
+ * Two static defautl VLAN's are created: WAN port in 1, and all other ports
+ * in the other.
+ */
+ cambria_npea_data.phy = 0x10; // mvswitch driver catches this
+#else
+ // Switch Port5 to CPU is MII<->MII (no PHY) - this disables the generic PHY driver
+ cambria_npea_data.phy = IXP4XX_ETH_PHY_MAX_ADDR;
+#endif
+
+ // disable genphy autonegotiation on NPE-C PHY (eth1) as its 100BaseFX
+ //cambria_npec_data.noautoneg = 1; // disable autoneg
+ cambria_npec_data.speed_10 = 0; // 100mbps
+ cambria_npec_data.half_duplex = 0; // full-duplex
+ platform_device_register(&cambria_npec_device);
+ platform_device_register(&cambria_npea_device);
+
+ platform_device_register(&cambria_usb0_device);
+ platform_device_register(&cambria_usb1_device);
+
+ cambria_gpio_leds_data.num_leds = 3;
+ cambria_gpio_leds[0].name = "user1";
+ cambria_gpio_leds[0].gpio = 125;
+ cambria_gpio_leds[1].gpio = 126;
+ cambria_gpio_leds[2].gpio = 119;
+ platform_device_register(&cambria_gpio_leds_device);
+
+#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED))
+ cambria_gpio_buttons[0].gpio = 100;
+ platform_device_register(&cambria_gpio_buttons_device);
+#endif
+
+#ifdef SFP_SERIALID
+ /* the SFP modules each have an i2c bus for serial ident via GSC GPIO
+ * To use these the i2c-gpio driver must be changed to use the _cansleep
+ * varients of gpio_get_value/gpio_set_value (I don't know why it doesn't
+ * use that anyway as it doesn't operate in an IRQ context).
+ * Additionally the i2c-gpio module must set the gpio to output-high prior
+ * to changing direction to an input to enable internal Pullups
+ */
+ platform_device_register(&cambria_i2c_gpio_sfpa);
+ platform_device_register(&cambria_i2c_gpio_sfpb);
+#endif
+
+ /* gpio config (/sys/class/gpio) */
+ cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2360));
+}
+
+static struct cambria_board_info cambria_boards[] __initdata = {
+ {
+ .model = "GW2350",
+ .setup = cambria_gw2350_setup,
+ }, {
+ .model = "GW2351",
+ .setup = cambria_gw2350_setup,
+ }, {
+ .model = "GW2358",
+ .setup = cambria_gw2358_setup,
+ }, {
+ .model = "GW2359",
+ .setup = cambria_gw2359_setup,
+ }, {
+ .model = "GW2360",
+ .setup = cambria_gw2360_setup,
+ }, {
+ .model = "GW2371",
+ .setup = cambria_gw2358_setup,
+ }
+};
+
+static struct cambria_board_info * __init cambria_find_board_info(char *model)
+{
+ int i;
+ model[6] = '\0';
+
+ for (i = 0; i < ARRAY_SIZE(cambria_boards); i++) {
+ struct cambria_board_info *info = &cambria_boards[i];
+ if (strcmp(info->model, model) == 0)
+ return info;
+ }
+
+ return NULL;
+}
+
+static struct memory_accessor *at24_mem_acc;
+
+static void at24_setup(struct memory_accessor *mem_acc, void *context)
+{
+ char mac_addr[ETH_ALEN];
+ char model[7];
+
+ at24_mem_acc = mem_acc;
+
+ /* Read MAC addresses */
+ if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x0, 6) == 6) {
+ memcpy(&cambria_npec_data.hwaddr, mac_addr, ETH_ALEN);
+ }
+ if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x6, 6) == 6) {
+ memcpy(&cambria_npea_data.hwaddr, mac_addr, ETH_ALEN);
+ }
+
+ /* Read the first 6 bytes of the model number */
+ if (at24_mem_acc->read(at24_mem_acc, model, 0x20, 6) == 6) {
+ cambria_info = cambria_find_board_info(model);
+ }
+
+}
+
+static struct at24_platform_data cambria_eeprom_info = {
+ .byte_len = 1024,
+ .page_size = 16,
+ .flags = AT24_FLAG_READONLY,
+ .setup = at24_setup,
+};
+
+static struct pca953x_platform_data cambria_pca_data = {
+ .gpio_base = 100,
+ .irq_base = -1,
+};
+
+static struct pca953x_platform_data cambria_pca2_data = {
+ .gpio_base = 116,
+ .irq_base = -1,
+};
+
+static struct i2c_board_info __initdata cambria_i2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("pca9555", 0x23),
+ .platform_data = &cambria_pca_data,
+ },
+ {
+ I2C_BOARD_INFO("pca9555", 0x27),
+ .platform_data = &cambria_pca2_data,
+ },
+ {
+ I2C_BOARD_INFO("ds1672", 0x68),
+ },
+ {
+ I2C_BOARD_INFO("gsp", 0x29),
+ },
+ {
+ I2C_BOARD_INFO("ad7418", 0x28),
+ },
+ {
+ I2C_BOARD_INFO("24c08", 0x51),
+ .platform_data = &cambria_eeprom_info
+ },
+ {
+ I2C_BOARD_INFO("gw_i2c_pld", 0x56),
+ .platform_data = &gw_i2c_pld_data0,
+ },
+ {
+ I2C_BOARD_INFO("gw_i2c_pld", 0x57),
+ .platform_data = &gw_i2c_pld_data1,
+ },
+};
+
+static void __init cambria_init(void)
+{
+ ixp4xx_sys_init();
+
+ cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+ cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
+
+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; // make sure window is writable
+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
+
+ platform_add_devices(ARRAY_AND_SIZE(cambria_devices));
+
+ cambria_pata_resources[0].start = 0x53e00000;
+ cambria_pata_resources[0].end = 0x53e3ffff;
+
+ cambria_pata_resources[1].start = 0x53e40000;
+ cambria_pata_resources[1].end = 0x53e7ffff;
+
+ cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3;
+ cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3;
+
+ i2c_register_board_info(0, ARRAY_AND_SIZE(cambria_i2c_board_info));
+}
+
+static int __init cambria_model_setup(void)
+{
+ if (!machine_is_cambria())
+ return 0;
+
+ if (cambria_info) {
+ printk(KERN_DEBUG "Running on Gateworks Cambria %s\n",
+ cambria_info->model);
+ cambria_info->setup();
+ } else {
+ printk(KERN_INFO "Unknown/missing Cambria model number"
+ " -- defaults will be used\n");
+ cambria_gw23xx_setup();
+ }
+
+ return 0;
+}
+late_initcall(cambria_model_setup);
+
+MACHINE_START(CAMBRIA, "Gateworks Cambria series")
+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .init_time = ixp4xx_timer_init,
+ .atag_offset = 0x0100,
+ .init_machine = cambria_init,
+#if defined(CONFIG_PCI)
+ .dma_zone_size = SZ_64M,
+#endif
+ .restart = ixp4xx_restart,
+MACHINE_END
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