+++ /dev/null
-/*
- * linux/arch/arm/mach-omap2/board-cm-t3517.c
- *
- * Support for the CompuLab CM-T3517 modules
- *
- * Copyright (C) 2010 CompuLab, Ltd.
- * Author: Igor Grinberg <grinberg@compulab.co.il>
- *
- * 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.
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/delay.h>
-#include <linux/gpio.h>
-#include <linux/leds.h>
-#include <linux/omap-gpmc.h>
-#include <linux/rtc-v3020.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/nand.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mmc/host.h>
-#include <linux/can/platform/ti_hecc.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-
-#include "common.h"
-#include <linux/platform_data/mtd-nand-omap2.h>
-
-#include "am35xx.h"
-
-#include "mux.h"
-#include "control.h"
-#include "hsmmc.h"
-#include "common-board-devices.h"
-#include "am35xx-emac.h"
-
-#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
-static struct gpio_led cm_t3517_leds[] = {
- [0] = {
- .gpio = 186,
- .name = "cm-t3517:green",
- .default_trigger = "heartbeat",
- .active_low = 0,
- },
-};
-
-static struct gpio_led_platform_data cm_t3517_led_pdata = {
- .num_leds = ARRAY_SIZE(cm_t3517_leds),
- .leds = cm_t3517_leds,
-};
-
-static struct platform_device cm_t3517_led_device = {
- .name = "leds-gpio",
- .id = -1,
- .dev = {
- .platform_data = &cm_t3517_led_pdata,
- },
-};
-
-static void __init cm_t3517_init_leds(void)
-{
- platform_device_register(&cm_t3517_led_device);
-}
-#else
-static inline void cm_t3517_init_leds(void) {}
-#endif
-
-#if defined(CONFIG_CAN_TI_HECC) || defined(CONFIG_CAN_TI_HECC_MODULE)
-static struct resource cm_t3517_hecc_resources[] = {
- {
- .start = AM35XX_IPSS_HECC_BASE,
- .end = AM35XX_IPSS_HECC_BASE + SZ_16K - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = 24 + OMAP_INTC_START,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct ti_hecc_platform_data cm_t3517_hecc_pdata = {
- .scc_hecc_offset = AM35XX_HECC_SCC_HECC_OFFSET,
- .scc_ram_offset = AM35XX_HECC_SCC_RAM_OFFSET,
- .hecc_ram_offset = AM35XX_HECC_RAM_OFFSET,
- .mbx_offset = AM35XX_HECC_MBOX_OFFSET,
- .int_line = AM35XX_HECC_INT_LINE,
- .version = AM35XX_HECC_VERSION,
-};
-
-static struct platform_device cm_t3517_hecc_device = {
- .name = "ti_hecc",
- .id = 1,
- .num_resources = ARRAY_SIZE(cm_t3517_hecc_resources),
- .resource = cm_t3517_hecc_resources,
- .dev = {
- .platform_data = &cm_t3517_hecc_pdata,
- },
-};
-
-static void cm_t3517_init_hecc(void)
-{
- platform_device_register(&cm_t3517_hecc_device);
-}
-#else
-static inline void cm_t3517_init_hecc(void) {}
-#endif
-
-#if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
-static struct omap2_hsmmc_info cm_t3517_mmc[] = {
- {
- .mmc = 1,
- .caps = MMC_CAP_4_BIT_DATA,
- .gpio_cd = 144,
- .gpio_wp = 59,
- },
- {
- .mmc = 2,
- .caps = MMC_CAP_4_BIT_DATA,
- .gpio_cd = -EINVAL,
- .gpio_wp = -EINVAL,
- },
- {} /* Terminator */
-};
-#else
-#define cm_t3517_mmc NULL
-#endif
-
-#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
-#define RTC_IO_GPIO (153)
-#define RTC_WR_GPIO (154)
-#define RTC_RD_GPIO (53)
-#define RTC_CS_GPIO (163)
-#define RTC_CS_EN_GPIO (160)
-
-struct v3020_platform_data cm_t3517_v3020_pdata = {
- .use_gpio = 1,
- .gpio_cs = RTC_CS_GPIO,
- .gpio_wr = RTC_WR_GPIO,
- .gpio_rd = RTC_RD_GPIO,
- .gpio_io = RTC_IO_GPIO,
-};
-
-static struct platform_device cm_t3517_rtc_device = {
- .name = "v3020",
- .id = -1,
- .dev = {
- .platform_data = &cm_t3517_v3020_pdata,
- }
-};
-
-static void __init cm_t3517_init_rtc(void)
-{
- int err;
-
- err = gpio_request_one(RTC_CS_EN_GPIO, GPIOF_OUT_INIT_HIGH,
- "rtc cs en");
- if (err) {
- pr_err("CM-T3517: rtc cs en gpio request failed: %d\n", err);
- return;
- }
-
- platform_device_register(&cm_t3517_rtc_device);
-}
-#else
-static inline void cm_t3517_init_rtc(void) {}
-#endif
-
-#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE)
-#define HSUSB1_RESET_GPIO (146)
-#define HSUSB2_RESET_GPIO (147)
-#define USB_HUB_RESET_GPIO (152)
-
-static struct usbhs_phy_data phy_data[] __initdata = {
- {
- .port = 1,
- .reset_gpio = HSUSB1_RESET_GPIO,
- .vcc_gpio = -EINVAL,
- },
- {
- .port = 2,
- .reset_gpio = HSUSB2_RESET_GPIO,
- .vcc_gpio = -EINVAL,
- },
-};
-
-static struct usbhs_omap_platform_data cm_t3517_ehci_pdata __initdata = {
- .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
- .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
-};
-
-static int __init cm_t3517_init_usbh(void)
-{
- int err;
-
- err = gpio_request_one(USB_HUB_RESET_GPIO, GPIOF_OUT_INIT_LOW,
- "usb hub rst");
- if (err) {
- pr_err("CM-T3517: usb hub rst gpio request failed: %d\n", err);
- } else {
- udelay(10);
- gpio_set_value(USB_HUB_RESET_GPIO, 1);
- msleep(1);
- }
-
- usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
- usbhs_init(&cm_t3517_ehci_pdata);
-
- return 0;
-}
-#else
-static inline int cm_t3517_init_usbh(void)
-{
- return 0;
-}
-#endif
-
-#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
-static struct mtd_partition cm_t3517_nand_partitions[] = {
- {
- .name = "xloader",
- .offset = 0, /* Offset = 0x00000 */
- .size = 4 * NAND_BLOCK_SIZE,
- .mask_flags = MTD_WRITEABLE
- },
- {
- .name = "uboot",
- .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
- .size = 15 * NAND_BLOCK_SIZE,
- },
- {
- .name = "uboot environment",
- .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
- .size = 2 * NAND_BLOCK_SIZE,
- },
- {
- .name = "linux",
- .offset = MTDPART_OFS_APPEND, /* Offset = 0x2A0000 */
- .size = 32 * NAND_BLOCK_SIZE,
- },
- {
- .name = "rootfs",
- .offset = MTDPART_OFS_APPEND, /* Offset = 0x6A0000 */
- .size = MTDPART_SIZ_FULL,
- },
-};
-
-static struct omap_nand_platform_data cm_t3517_nand_data = {
- .parts = cm_t3517_nand_partitions,
- .nr_parts = ARRAY_SIZE(cm_t3517_nand_partitions),
- .cs = 0,
-};
-
-static void __init cm_t3517_init_nand(void)
-{
- if (gpmc_nand_init(&cm_t3517_nand_data, NULL) < 0)
- pr_err("CM-T3517: NAND initialization failed\n");
-}
-#else
-static inline void cm_t3517_init_nand(void) {}
-#endif
-
-#ifdef CONFIG_OMAP_MUX
-static struct omap_board_mux board_mux[] __initdata = {
- /* GPIO186 - Green LED */
- OMAP3_MUX(SYS_CLKOUT2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
-
- /* RTC GPIOs: */
- /* IO - GPIO153 */
- OMAP3_MUX(MCBSP4_DR, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
- /* WR# - GPIO154 */
- OMAP3_MUX(MCBSP4_DX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
- /* RD# - GPIO53 */
- OMAP3_MUX(GPMC_NCS2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
- /* CS# - GPIO163 */
- OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
- /* CS EN - GPIO160 */
- OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
-
- /* HSUSB1 RESET */
- OMAP3_MUX(UART2_TX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
- /* HSUSB2 RESET */
- OMAP3_MUX(UART2_RX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
- /* CM-T3517 USB HUB nRESET */
- OMAP3_MUX(MCBSP4_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
-
- /* CD - GPIO144 and WP - GPIO59 for MMC1 - SB-T35 */
- OMAP3_MUX(UART2_CTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
- OMAP3_MUX(GPMC_CLK, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
-
- { .reg_offset = OMAP_MUX_TERMINATOR },
-};
-#endif
-
-static void __init cm_t3517_init(void)
-{
- omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
- omap_serial_init();
- omap_sdrc_init(NULL, NULL);
- cm_t3517_init_leds();
- cm_t3517_init_nand();
- cm_t3517_init_rtc();
- cm_t3517_init_usbh();
- cm_t3517_init_hecc();
- am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
- omap_hsmmc_init(cm_t3517_mmc);
-}
-
-MACHINE_START(CM_T3517, "Compulab CM-T3517")
- .atag_offset = 0x100,
- .reserve = omap_reserve,
- .map_io = omap3_map_io,
- .init_early = am35xx_init_early,
- .init_irq = omap3_init_irq,
- .init_machine = cm_t3517_init,
- .init_late = am35xx_init_late,
- .init_time = omap3_gptimer_timer_init,
- .restart = omap3xxx_restart,
-MACHINE_END
projects / firefly-linux-kernel-4.4.55.git / commitdiff