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Diffstat (limited to 'target/linux/cns3xxx/patches/100-laguna_support.patch')
-rw-r--r--target/linux/cns3xxx/patches/100-laguna_support.patch902
1 files changed, 902 insertions, 0 deletions
diff --git a/target/linux/cns3xxx/patches/100-laguna_support.patch b/target/linux/cns3xxx/patches/100-laguna_support.patch
new file mode 100644
index 0000000..73ee425
--- /dev/null
+++ b/target/linux/cns3xxx/patches/100-laguna_support.patch
@@ -0,0 +1,902 @@
+--- /dev/null
++++ b/arch/arm/mach-cns3xxx/laguna.c
+@@ -0,0 +1,670 @@
++/*
++ * Gateworks Corporation Laguna Platform
++ *
++ * Copyright 2000 Deep Blue Solutions Ltd
++ * Copyright 2008 ARM Limited
++ * Copyright 2008 Cavium Networks
++ * Scott Shu
++ * Copyright 2010 MontaVista Software, LLC.
++ * Anton Vorontsov <avorontsov@mvista.com>
++ * Copyright 2011 Gateworks Corporation
++ * Chris Lang <clang@gateworks.com>
++ *
++ * This file 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/init.h>
++#include <linux/kernel.h>
++#include <linux/compiler.h>
++#include <linux/io.h>
++#include <linux/dma-mapping.h>
++#include <linux/serial_core.h>
++#include <linux/serial_8250.h>
++#include <linux/platform_device.h>
++#include <linux/mtd/mtd.h>
++#include <linux/mtd/physmap.h>
++#include <linux/mtd/partitions.h>
++#include <linux/leds.h>
++#include <linux/i2c.h>
++#include <linux/i2c/at24.h>
++#include <linux/i2c/pca953x.h>
++#include <linux/spi/spi.h>
++#include <linux/spi/flash.h>
++#include <linux/if_ether.h>
++#include <asm/setup.h>
++#include <asm/mach-types.h>
++#include <asm/mach/arch.h>
++#include <asm/mach/map.h>
++#include <asm/mach/time.h>
++#include <mach/hardware.h>
++#include <mach/cns3xxx.h>
++#include <mach/irqs.h>
++#include <mach/pm.h>
++#include "core.h"
++#include "devices.h"
++
++// Config 1 Bitmap
++#define ETH0_LOAD BIT(0)
++#define ETH1_LOAD BIT(1)
++#define ETH2_LOAD BIT(2)
++#define SATA0_LOAD BIT(3)
++#define SATA1_LOAD BIT(4)
++#define PCM_LOAD BIT(5)
++#define I2S_LOAD BIT(6)
++#define SPI0_LOAD BIT(7)
++#define SPI1_LOAD BIT(8)
++#define PCIE0_LOAD BIT(9)
++#define PCIE1_LOAD BIT(10)
++#define USB0_LOAD BIT(11)
++#define USB1_LOAD BIT(12)
++#define USB1_ROUTE BIT(13)
++#define SD_LOAD BIT(14)
++#define UART0_LOAD BIT(15)
++#define UART1_LOAD BIT(16)
++#define UART2_LOAD BIT(17)
++#define MPCI0_LOAD BIT(18)
++#define MPCI1_LOAD BIT(19)
++#define MPCI2_LOAD BIT(20)
++#define MPCI3_LOAD BIT(21)
++#define FP_BUT_LOAD BIT(22)
++#define FP_BUT_HEADER_LOAD BIT(23)
++#define FP_LED_LOAD BIT(24)
++#define FP_LED_HEADER_LOAD BIT(25)
++#define FP_TAMPER_LOAD BIT(26)
++#define HEADER_33V_LOAD BIT(27)
++#define SATA_POWER_LOAD BIT(28)
++#define FP_POWER_LOAD BIT(29)
++#define GPIO_HEADER_LOAD BIT(30)
++#define GSP_BAT_LOAD BIT(31)
++
++// Config 2 Bitmap
++#define FAN_LOAD BIT(0)
++#define SPI_FLASH_LOAD BIT(1)
++#define NOR_FLASH_LOAD BIT(2)
++#define GPS_LOAD BIT(3)
++#define SUPPLY_5V_LOAD BIT(6)
++#define SUPPLY_33V_LOAD BIT(7)
++
++struct laguna_board_info {
++ char model[16];
++ u32 config_bitmap;
++ u32 config2_bitmap;
++ u8 nor_flash_size;
++ u8 spi_flash_size;
++};
++
++static struct laguna_board_info laguna_info __initdata;
++
++/*
++ * NOR Flash
++ */
++static struct mtd_partition laguna_nor_partitions[] = {
++ {
++ .name = "uboot",
++ .size = SZ_256K,
++ .offset = 0,
++ .mask_flags = MTD_WRITEABLE,
++ }, {
++ .name = "params",
++ .size = SZ_128K,
++ .offset = SZ_256K,
++ }, {
++ .name = "kernel",
++ .size = SZ_2M,
++ .offset = SZ_256K + SZ_128K,
++ }, {
++ .name = "rootfs",
++ .size = SZ_16M - SZ_256K - SZ_128K - SZ_2M,
++ .offset = SZ_256K + SZ_128K + SZ_2M,
++ },
++};
++
++static struct physmap_flash_data laguna_nor_pdata = {
++ .width = 2,
++ .parts = laguna_nor_partitions,
++ .nr_parts = ARRAY_SIZE(laguna_nor_partitions),
++};
++
++static struct resource laguna_nor_res = {
++ .start = CNS3XXX_FLASH_BASE,
++ .end = CNS3XXX_FLASH_BASE + SZ_128M - 1,
++ .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT,
++};
++
++static struct platform_device laguna_nor_pdev = {
++ .name = "physmap-flash",
++ .id = 0,
++ .resource = &laguna_nor_res,
++ .num_resources = 1,
++ .dev = {
++ .platform_data = &laguna_nor_pdata,
++ },
++};
++
++/*
++ * SPI
++ */
++static struct mtd_partition laguna_spi_partitions[] = {
++ {
++ .name = "uboot",
++ .size = SZ_256K,
++ .offset = 0,
++ .mask_flags = MTD_WRITEABLE,
++ }, {
++ .name = "params",
++ .size = SZ_256K,
++ .offset = SZ_256K,
++ }, {
++ .name = "kernel",
++ .size = SZ_1M + SZ_512K,
++ .offset = SZ_512K,
++ }, {
++ .name = "rootfs",
++ .size = SZ_16M - SZ_2M,
++ .offset = SZ_2M,
++ },
++};
++
++static struct flash_platform_data laguna_spi_pdata = {
++ .parts = laguna_spi_partitions,
++ .nr_parts = ARRAY_SIZE(laguna_spi_partitions),
++};
++
++static struct spi_board_info __initdata laguna_spi_devices[] = {
++ {
++ .modalias = "m25p80",
++ .platform_data = &laguna_spi_pdata,
++ .max_speed_hz = 50000000,
++ .bus_num = 1,
++ .chip_select = 0,
++ },
++};
++
++static struct platform_device laguna_spi_controller = {
++ .name = "cns3xxx_spi",
++};
++
++/*
++ * LED's
++ */
++static struct gpio_led laguna_gpio_leds[] = {
++ {
++ .name = "user1", /* Green Led */
++ .gpio = 115,
++ .active_low = 1,
++ },{
++ .name = "user2", /* Red Led */
++ .gpio = 114,
++ .active_low = 1,
++ },
++};
++
++static struct gpio_led_platform_data laguna_gpio_leds_data = {
++ .num_leds = 2,
++ .leds = laguna_gpio_leds,
++};
++
++static struct platform_device laguna_gpio_leds_device = {
++ .name = "leds-gpio",
++ .id = -1,
++ .dev.platform_data = &laguna_gpio_leds_data,
++};
++
++/*
++ * Ethernet
++ */
++static struct cns3xxx_plat_info laguna_net_data = {
++ .ports = 0,
++ .phy = {
++ 0,
++ 1,
++ 2,
++ },
++};
++
++static struct platform_device laguna_net_device = {
++ .name = "cns3xxx_eth",
++ .id = 0,
++ .dev.platform_data = &laguna_net_data,
++};
++
++/*
++ * UART
++ */
++static void __init laguna_early_serial_setup(void)
++{
++#ifdef CONFIG_SERIAL_8250_CONSOLE
++ static struct uart_port laguna_serial_port = {
++ .membase = (void __iomem *)CNS3XXX_UART0_BASE_VIRT,
++ .mapbase = CNS3XXX_UART0_BASE,
++ .irq = IRQ_CNS3XXX_UART0,
++ .iotype = UPIO_MEM,
++ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE,
++ .regshift = 2,
++ .uartclk = 24000000,
++ .line = 0,
++ .type = PORT_16550A,
++ .fifosize = 16,
++ };
++
++ early_serial_setup(&laguna_serial_port);
++#endif
++}
++
++static struct resource laguna_uart_resources[] = {
++ {
++ .start = CNS3XXX_UART0_BASE,
++ .end = CNS3XXX_UART0_BASE + SZ_4K - 1,
++ .flags = IORESOURCE_MEM
++ },{
++ .start = CNS3XXX_UART2_BASE,
++ .end = CNS3XXX_UART2_BASE + SZ_4K - 1,
++ .flags = IORESOURCE_MEM
++ },{
++ .start = CNS3XXX_UART2_BASE,
++ .end = CNS3XXX_UART2_BASE + SZ_4K - 1,
++ .flags = IORESOURCE_MEM
++ },
++};
++
++static struct plat_serial8250_port laguna_uart_data[] = {
++ {
++ .membase = (char*) (CNS3XXX_UART0_BASE_VIRT),
++ .mapbase = (CNS3XXX_UART0_BASE),
++ .irq = IRQ_CNS3XXX_UART0,
++ .iotype = UPIO_MEM,
++ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST,
++ .regshift = 2,
++ .uartclk = 24000000,
++ .type = PORT_16550A,
++ },{
++ .membase = (char*) (CNS3XXX_UART1_BASE_VIRT),
++ .mapbase = (CNS3XXX_UART1_BASE),
++ .irq = IRQ_CNS3XXX_UART1,
++ .iotype = UPIO_MEM,
++ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST,
++ .regshift = 2,
++ .uartclk = 24000000,
++ .type = PORT_16550A,
++ },{
++ .membase = (char*) (CNS3XXX_UART2_BASE_VIRT),
++ .mapbase = (CNS3XXX_UART2_BASE),
++ .irq = IRQ_CNS3XXX_UART2,
++ .iotype = UPIO_MEM,
++ .flags = UPF_BOOT_AUTOCONF | UPF_FIXED_TYPE | UPF_NO_TXEN_TEST,
++ .regshift = 2,
++ .uartclk = 24000000,
++ .type = PORT_16550A,
++ },
++};
++
++static struct platform_device laguna_uart = {
++ .name = "serial8250",
++ .id = PLAT8250_DEV_PLATFORM,
++ .dev.platform_data = laguna_uart_data,
++ .num_resources = 3,
++ .resource = laguna_uart_resources
++};
++
++/*
++ * USB
++ */
++static struct resource cns3xxx_usb_ehci_resources[] = {
++ [0] = {
++ .start = CNS3XXX_USB_BASE,
++ .end = CNS3XXX_USB_BASE + SZ_16M - 1,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = IRQ_CNS3XXX_USB_EHCI,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static u64 cns3xxx_usb_ehci_dma_mask = DMA_BIT_MASK(32);
++
++static struct platform_device cns3xxx_usb_ehci_device = {
++ .name = "cns3xxx-ehci",
++ .num_resources = ARRAY_SIZE(cns3xxx_usb_ehci_resources),
++ .resource = cns3xxx_usb_ehci_resources,
++ .dev = {
++ .dma_mask = &cns3xxx_usb_ehci_dma_mask,
++ .coherent_dma_mask = DMA_BIT_MASK(32),
++ },
++};
++
++static struct resource cns3xxx_usb_ohci_resources[] = {
++ [0] = {
++ .start = CNS3XXX_USB_OHCI_BASE,
++ .end = CNS3XXX_USB_OHCI_BASE + SZ_16M - 1,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = IRQ_CNS3XXX_USB_OHCI,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static u64 cns3xxx_usb_ohci_dma_mask = DMA_BIT_MASK(32);
++
++static struct platform_device cns3xxx_usb_ohci_device = {
++ .name = "cns3xxx-ohci",
++ .num_resources = ARRAY_SIZE(cns3xxx_usb_ohci_resources),
++ .resource = cns3xxx_usb_ohci_resources,
++ .dev = {
++ .dma_mask = &cns3xxx_usb_ohci_dma_mask,
++ .coherent_dma_mask = DMA_BIT_MASK(32),
++ },
++};
++
++static struct resource cns3xxx_usb_otg_resources[] = {
++ [0] = {
++ .start = CNS3XXX_USBOTG_BASE,
++ .end = CNS3XXX_USBOTG_BASE + SZ_16M - 1,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = IRQ_CNS3XXX_USB_OTG,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static u64 cns3xxx_usb_otg_dma_mask = DMA_BIT_MASK(32);
++
++static struct platform_device cns3xxx_usb_otg_device = {
++ .name = "dwc_otg",
++ .num_resources = ARRAY_SIZE(cns3xxx_usb_otg_resources),
++ .resource = cns3xxx_usb_otg_resources,
++ .dev = {
++ .dma_mask = &cns3xxx_usb_otg_dma_mask,
++ .coherent_dma_mask = DMA_BIT_MASK(32),
++ },
++};
++
++/*
++ * I2C
++ */
++static struct resource laguna_i2c_resource[] = {
++ {
++ .start = CNS3XXX_SSP_BASE + 0x20,
++ .end = 0x7100003f,
++ .flags = IORESOURCE_MEM,
++ },{
++ .start = IRQ_CNS3XXX_I2C,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static struct platform_device laguna_i2c_controller = {
++ .name = "cns3xxx-i2c",
++ .num_resources = 2,
++ .resource = laguna_i2c_resource,
++};
++
++static struct memory_accessor *at24_mem_acc;
++
++static void at24_setup(struct memory_accessor *mem_acc, void *context)
++{
++ char buf[8];
++
++ at24_mem_acc = mem_acc;
++
++ /* Read MAC addresses */
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x100, 6) == 6)
++ memcpy(&laguna_net_data.hwaddr[0], buf, ETH_ALEN);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x106, 6) == 6)
++ memcpy(&laguna_net_data.hwaddr[1], buf, ETH_ALEN);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x10C, 6) == 6)
++ memcpy(&laguna_net_data.hwaddr[2], buf, ETH_ALEN);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x112, 6) == 6)
++ memcpy(&laguna_net_data.hwaddr[3], buf, ETH_ALEN);
++
++ /* Read out Model Information */
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x130, 16) == 16)
++ memcpy(&laguna_info.model, buf, 16);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x140, 1) == 1)
++ memcpy(&laguna_info.nor_flash_size, buf, 1);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x141, 1) == 1)
++ memcpy(&laguna_info.spi_flash_size, buf, 1);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x142, 4) == 4)
++ memcpy(&laguna_info.config_bitmap, buf, 4);
++ if (at24_mem_acc->read(at24_mem_acc, buf, 0x146, 4) == 4)
++ memcpy(&laguna_info.config2_bitmap, buf, 4);
++};
++
++static struct at24_platform_data laguna_eeprom_info = {
++ .byte_len = 1024,
++ .page_size = 16,
++ .flags = AT24_FLAG_READONLY,
++ .setup = at24_setup,
++};
++
++static struct pca953x_platform_data laguna_pca_data = {
++ .gpio_base = 100,
++};
++
++static struct i2c_board_info __initdata laguna_i2c_devices[] = {
++ {
++ I2C_BOARD_INFO("pca9555", 0x23),
++ .platform_data = &laguna_pca_data,
++ },{
++ I2C_BOARD_INFO("gsp", 0x29),
++ },{
++ I2C_BOARD_INFO ("24c08",0x50),
++ .platform_data = &laguna_eeprom_info,
++ },{
++ I2C_BOARD_INFO("ds1672", 0x68),
++ },
++};
++
++/*
++ * Watchdog
++ */
++
++static struct resource laguna_watchdog_resource[] = {
++ {
++ .start = CNS3XXX_TC11MP_TWD_BASE,
++ .end = CNS3XXX_TC11MP_TWD_BASE + SZ_4K - 1,
++ .flags = IORESOURCE_MEM,
++ },{
++ .start = IRQ_LOCALWDOG,
++ .end = IRQ_LOCALWDOG,
++ .flags = IORESOURCE_IRQ,
++ }
++};
++
++static struct platform_device laguna_watchdog = {
++ .name = "mpcore_wdt",
++ .id = -1,
++ .num_resources = ARRAY_SIZE(laguna_watchdog_resource),
++ .resource = laguna_watchdog_resource,
++};
++
++/*
++ * Initialization
++ */
++
++static void __init laguna_init(void)
++{
++ platform_device_register(&laguna_watchdog);
++
++ platform_device_register(&laguna_i2c_controller);
++
++ i2c_register_board_info(0, laguna_i2c_devices,
++ ARRAY_SIZE(laguna_i2c_devices));
++
++
++ pm_power_off = cns3xxx_power_off;
++}
++
++static struct map_desc laguna_io_desc[] __initdata = {
++ {
++ .virtual = CNS3XXX_UART0_BASE_VIRT,
++ .pfn = __phys_to_pfn(CNS3XXX_UART0_BASE),
++ .length = SZ_4K,
++ .type = MT_DEVICE,
++ },{
++ .virtual = CNS3XXX_UART1_BASE_VIRT,
++ .pfn = __phys_to_pfn(CNS3XXX_UART1_BASE),
++ .length = SZ_4K,
++ .type = MT_DEVICE,
++ },{
++ .virtual = CNS3XXX_UART2_BASE_VIRT,
++ .pfn = __phys_to_pfn(CNS3XXX_UART2_BASE),
++ .length = SZ_4K,
++ .type = MT_DEVICE,
++ },
++};
++
++static void __init laguna_map_io(void)
++{
++ cns3xxx_map_io();
++ iotable_init(laguna_io_desc, ARRAY_SIZE(laguna_io_desc));
++
++ laguna_early_serial_setup();
++}
++
++
++static int __init laguna_model_setup(void)
++{
++ u32 __iomem *mem;
++ u32 reg;
++ u8 pcie_bitmap = 0;
++
++ printk("Running on Gateworks Laguna %s\n", laguna_info.model);
++
++ if (strncmp(laguna_info.model, "GW", 2) == 0) {
++ if (laguna_info.config_bitmap & ETH0_LOAD)
++ laguna_net_data.ports |= BIT(0);
++ if (laguna_info.config_bitmap & ETH1_LOAD)
++ laguna_net_data.ports |= BIT(1);
++ if (laguna_info.config_bitmap & ETH2_LOAD)
++ laguna_net_data.ports |= BIT(2);
++ if (laguna_net_data.ports)
++ platform_device_register(&laguna_net_device);
++
++ if (laguna_info.config_bitmap & (SATA0_LOAD | SATA1_LOAD))
++ cns3xxx_ahci_init();
++
++ if (laguna_info.config_bitmap & (PCIE0_LOAD))
++ pcie_bitmap |= 0x1;
++
++ if (laguna_info.config_bitmap & (PCIE1_LOAD))
++ pcie_bitmap |= 0x2;
++
++ cns3xxx_pcie_init(pcie_bitmap);
++
++ if (laguna_info.config_bitmap & (USB0_LOAD)) {
++ cns3xxx_pwr_power_up(1 << PM_PLL_HM_PD_CTRL_REG_OFFSET_PLL_USB);
++
++ /* DRVVBUS pins share with GPIOA */
++ mem = (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0014);
++ reg = __raw_readl(mem);
++ reg |= 0x8;
++ __raw_writel(reg, mem);
++
++ /* Enable OTG */
++ mem = (void __iomem *)(CNS3XXX_MISC_BASE_VIRT + 0x0808);
++ reg = __raw_readl(mem);
++ reg &= ~(1 << 10);
++ __raw_writel(reg, mem);
++
++ platform_device_register(&cns3xxx_usb_otg_device);
++ }
++
++ if (laguna_info.config_bitmap & (USB1_LOAD)) {
++ platform_device_register(&cns3xxx_usb_ehci_device);
++ platform_device_register(&cns3xxx_usb_ohci_device);
++ }
++
++ if (laguna_info.config_bitmap & (SD_LOAD))
++ cns3xxx_sdhci_init();
++
++ if (laguna_info.config_bitmap & (UART0_LOAD))
++ laguna_uart.num_resources = 1;
++ if (laguna_info.config_bitmap & (UART1_LOAD))
++ laguna_uart.num_resources = 2;
++ if (laguna_info.config_bitmap & (UART2_LOAD))
++ laguna_uart.num_resources = 3;
++ platform_device_register(&laguna_uart);
++
++ if (laguna_info.config2_bitmap & (NOR_FLASH_LOAD)) {
++ switch (laguna_info.nor_flash_size) {
++ case 1:
++ laguna_nor_partitions[3].size = SZ_8M - SZ_256K - SZ_128K - SZ_2M;
++ laguna_nor_res.end = CNS3XXX_FLASH_BASE + SZ_8M - 1;
++ break;
++ case 2:
++ laguna_nor_partitions[3].size = SZ_16M - SZ_256K - SZ_128K - SZ_2M;
++ laguna_nor_res.end = CNS3XXX_FLASH_BASE + SZ_16M - 1;
++ break;
++ case 3:
++ laguna_nor_partitions[3].size = SZ_32M - SZ_256K - SZ_128K - SZ_2M;
++ laguna_nor_res.end = CNS3XXX_FLASH_BASE + SZ_32M - 1;
++ break;
++ case 4:
++ laguna_nor_partitions[3].size = SZ_64M - SZ_256K - SZ_128K - SZ_2M;
++ laguna_nor_res.end = CNS3XXX_FLASH_BASE + SZ_64M - 1;
++ break;
++ case 5:
++ laguna_nor_partitions[3].size = SZ_128M - SZ_256K - SZ_128K - SZ_2M;
++ laguna_nor_res.end = CNS3XXX_FLASH_BASE + SZ_128M - 1;
++ break;
++ }
++ platform_device_register(&laguna_nor_pdev);
++ }
++
++ if (laguna_info.config2_bitmap & (SPI_FLASH_LOAD)) {
++ switch (laguna_info.spi_flash_size) {
++ case 1:
++ laguna_spi_partitions[3].size = SZ_4M - SZ_2M;
++ break;
++ case 2:
++ laguna_spi_partitions[3].size = SZ_8M - SZ_2M;
++ break;
++ case 3:
++ laguna_spi_partitions[3].size = SZ_16M - SZ_2M;
++ break;
++ case 4:
++ laguna_spi_partitions[3].size = SZ_32M - SZ_2M;
++ break;
++ case 5:
++ laguna_spi_partitions[3].size = SZ_64M - SZ_2M;
++ break;
++ }
++ spi_register_board_info(laguna_spi_devices, ARRAY_SIZE(laguna_spi_devices));
++ }
++
++ if (laguna_info.config_bitmap & (SPI0_LOAD | SPI1_LOAD)) {
++ platform_device_register(&laguna_spi_controller);
++ }
++
++ /*
++ * Do any model specific setup not known by the bitmap by matching
++ * the first 6 characters of the model name
++ */
++
++ if (strncmp(laguna_info.model, "GW2388", 6) == 0) {
++ platform_device_register(&laguna_gpio_leds_device);
++ } else if (strncmp(laguna_info.model, "GW2380", 6) == 0) {
++ laguna_gpio_leds[0].gpio = 107;
++ laguna_gpio_leds_data.num_leds = 1;
++ platform_device_register(&laguna_gpio_leds_device);
++ }
++ } else {
++ // Do some defaults here, not sure what yet
++ }
++ return 0;
++}
++
++late_initcall(laguna_model_setup);
++
++MACHINE_START(GW2388, "Gateworks Corporation Laguna Platform")
++ .boot_params = 0x00000100,
++ .map_io = laguna_map_io,
++ .init_irq = cns3xxx_init_irq,
++ .timer = &cns3xxx_timer,
++ .init_machine = laguna_init,
++MACHINE_END
+--- a/arch/arm/mach-cns3xxx/Kconfig
++++ b/arch/arm/mach-cns3xxx/Kconfig
+@@ -10,4 +10,13 @@ config MACH_CNS3420VB
+ This is a platform with an on-board ARM11 MPCore and has support
+ for USB, USB-OTG, MMC/SD/SDIO, SATA, PCI-E, etc.
+
++config MACH_GW2388
++ bool "Support for Gateworks Laguna Platform"
++ select MIGHT_HAVE_PCI
++ help
++ Include support for the Gateworks Laguna Platform
++
++ This is a platform with an on-board ARM11 MPCore and has support
++ for USB, USB-OTG, MMC/SD/SDIO, SATA, PCI-E, I2C, GIG, etc.
++
+ endmenu
+--- a/arch/arm/mach-cns3xxx/core.c
++++ b/arch/arm/mach-cns3xxx/core.c
+@@ -16,6 +16,7 @@
+ #include <asm/mach/time.h>
+ #include <asm/mach/irq.h>
+ #include <asm/hardware/gic.h>
++#include <asm/smp_twd.h>
+ #include <mach/cns3xxx.h>
+ #include "core.h"
+
+@@ -60,11 +61,24 @@ static struct map_desc cns3xxx_io_desc[]
+ .pfn = __phys_to_pfn(CNS3XXX_PM_BASE),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
++ }, {
++ .virtual = CNS3XXX_SWITCH_BASE_VIRT,
++ .pfn = __phys_to_pfn(CNS3XXX_SWITCH_BASE),
++ .length = SZ_4K,
++ .type = MT_DEVICE,
++ }, {
++ .virtual = CNS3XXX_SSP_BASE_VIRT,
++ .pfn = __phys_to_pfn(CNS3XXX_SSP_BASE),
++ .length = SZ_4K,
++ .type = MT_DEVICE,
+ },
+ };
+
+ void __init cns3xxx_map_io(void)
+ {
++#ifdef CONFIG_LOCAL_TIMERS
++ twd_base = (void __iomem *) CNS3XXX_TC11MP_TWD_BASE_VIRT;
++#endif
+ iotable_init(cns3xxx_io_desc, ARRAY_SIZE(cns3xxx_io_desc));
+ }
+
+--- a/arch/arm/Kconfig
++++ b/arch/arm/Kconfig
+@@ -313,6 +313,7 @@ config ARCH_CLPS711X
+ config ARCH_CNS3XXX
+ bool "Cavium Networks CNS3XXX family"
+ select CPU_V6
++ select ARCH_WANT_OPTIONAL_GPIOLIB
+ select GENERIC_CLOCKEVENTS
+ select ARM_GIC
+ select MIGHT_HAVE_PCI
+--- /dev/null
++++ b/arch/arm/mach-cns3xxx/include/mach/gpio.h
+@@ -0,0 +1,98 @@
++/*
++ * arch/arm/mach-cns3xxx/include/mach/gpio.h
++ *
++ * CNS3xxx GPIO wrappers for arch-neutral GPIO calls
++ *
++ * Copyright 2011 Gateworks Corporation
++ * Chris Lang <clang@gateworks.com>
++ *
++ * Based on IXP implementation by Milan Svoboda <msvoboda@ra.rockwell.com>
++ * Based on PXA implementation by Philipp Zabel <philipp.zabel@gmail.com>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License as published by
++ * the Free Software Foundation; either version 2 of the License, or
++ * (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
++ *
++ */
++
++#ifndef __ASM_ARCH_CNS3XXX_GPIO_H
++#define __ASM_ARCH_CNS3XXX_GPIO_H
++
++#include <linux/kernel.h>
++#include <linux/io.h>
++#include <mach/hardware.h>
++#include <asm-generic/gpio.h> /* cansleep wrappers */
++
++#define NR_BUILTIN_GPIO 64
++
++#define CNS3XXX_GPIO_IN 0x0
++#define CNS3XXX_GPIO_OUT 0x1
++
++#define CNS3XXX_GPIO_LO 0
++#define CNS3XXX_GPIO_HI 1
++
++#define CNS3XXX_GPIO_OUTPUT 0x00
++#define CNS3XXX_GPIO_INPUT 0x04
++#define CNS3XXX_GPIO_DIR 0x08
++#define CNS3XXX_GPIO_SET 0x10
++#define CNS3XXX_GPIO_CLEAR 0x14
++
++static inline void gpio_line_get(u8 line, int *value)
++{
++ if (line < 32)
++ *value = ((__raw_readl(CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_INPUT) >> line) & 0x1);
++ else
++ *value = ((__raw_readl(CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_INPUT) >> (line - 32)) & 0x1);
++}
++
++static inline void gpio_line_set(u8 line, int value)
++{
++ if (line < 32) {
++ if (value)
++ __raw_writel((1 << line), CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_SET);
++ else
++ __raw_writel((1 << line), CNS3XXX_GPIOA_BASE_VIRT + CNS3XXX_GPIO_CLEAR);
++ } else {
++ if (value)
++ __raw_writel((1 << line), CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_SET);
++ else
++ __raw_writel((1 << line), CNS3XXX_GPIOB_BASE_VIRT + CNS3XXX_GPIO_CLEAR);
++ }
++}
++
++static inline int gpio_get_value(unsigned gpio)
++{
++ if (gpio < NR_BUILTIN_GPIO)
++ {
++ int value;
++ gpio_line_get(gpio, &value);
++ return value;
++ }
++ else
++ return __gpio_get_value(gpio);
++}
++
++static inline void gpio_set_value(unsigned gpio, int value)
++{
++ if (gpio < NR_BUILTIN_GPIO)
++ gpio_line_set(gpio, value);
++ else
++ __gpio_set_value(gpio, value);
++}
++
++#define gpio_cansleep __gpio_cansleep
++
++extern int gpio_to_irq(int gpio);
++extern int irq_to_gpio(int gpio);
++
++#endif
+--- a/arch/arm/mach-cns3xxx/Makefile
++++ b/arch/arm/mach-cns3xxx/Makefile
+@@ -1,6 +1,7 @@
+ obj-$(CONFIG_ARCH_CNS3XXX) += core.o pm.o devices.o
+ obj-$(CONFIG_PCI) += pcie.o
+ obj-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
++obj-$(CONFIG_MACH_GW2388) += laguna.o
+ obj-$(CONFIG_SMP) += platsmp.o headsmp.o
+ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
+ obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o
+--- a/arch/arm/tools/mach-types
++++ b/arch/arm/tools/mach-types
+@@ -438,6 +438,7 @@ icontrol MACH_ICONTROL ICONTROL 2624
+ qsd8x50a_st1_5 MACH_QSD8X50A_ST1_5 QSD8X50A_ST1_5 2627
+ mx23evk MACH_MX23EVK MX23EVK 2629
+ ap4evb MACH_AP4EVB AP4EVB 2630
++gw2388 MACH_GW2388 GW2388 2635
+ mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650
+ guruplug MACH_GURUPLUG GURUPLUG 2659
+ spear310 MACH_SPEAR310 SPEAR310 2660
+--- a/arch/arm/mach-cns3xxx/pcie.c
++++ b/arch/arm/mach-cns3xxx/pcie.c
+@@ -365,7 +365,7 @@ static int cns3xxx_pcie_abort_handler(un
+ return 0;
+ }
+
+-static int __init cns3xxx_pcie_init(void)
++int cns3xxx_pcie_init(u8 bitmap)
+ {
+ int i;
+
+@@ -373,6 +373,9 @@ static int __init cns3xxx_pcie_init(void
+ "imprecise external abort");
+
+ for (i = 0; i < ARRAY_SIZE(cns3xxx_pcie); i++) {
++ if (!(bitmap & (1 << i)))
++ continue;
++
+ iotable_init(cns3xxx_pcie[i].cfg_bases,
+ ARRAY_SIZE(cns3xxx_pcie[i].cfg_bases));
+ cns3xxx_pwr_clk_en(0x1 << PM_CLK_GATE_REG_OFFSET_PCIE(i));
+@@ -386,4 +389,3 @@ static int __init cns3xxx_pcie_init(void
+
+ return 0;
+ }
+-device_initcall(cns3xxx_pcie_init);
+--- a/arch/arm/mach-cns3xxx/cns3420vb.c
++++ b/arch/arm/mach-cns3xxx/cns3420vb.c
+@@ -175,6 +175,8 @@ static void __init cns3420_init(void)
+ cns3xxx_ahci_init();
+ cns3xxx_sdhci_init();
+
++ cns3xxx_pcie_init(0x3);
++
+ pm_power_off = cns3xxx_power_off;
+ }
+
+--- a/arch/arm/mach-cns3xxx/include/mach/platform.h
++++ b/arch/arm/mach-cns3xxx/include/mach/platform.h
+@@ -22,5 +22,7 @@ struct cns3xxx_plat_info {
+ u32 phy[3];
+ };
+
++extern int cns3xxx_pcie_init(u8 bitmap);
++
+ #endif /* __ASM_ARCH_PLATFORM_H */
+ #endif
generated by cgit v1.1 at 2024-12-15 02:12:20 +0000