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c3777c19d2
Add board muxing to support the wlan wl1271 chip that is hardwired to mmc2 (third mmc controller) on the ZOOM3. Signed-off-by: Ohad Ben-Cohen <ohadb@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
97 lines
2.6 KiB
C
97 lines
2.6 KiB
C
/*
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* Copyright (C) 2009 Texas Instruments Inc.
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/input.h>
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#include <linux/gpio.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <mach/board-zoom.h>
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#include <plat/common.h>
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#include <plat/board.h>
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#include <plat/usb.h>
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#include "mux.h"
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#include "sdram-hynix-h8mbx00u0mer-0em.h"
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static void __init omap_zoom_map_io(void)
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{
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omap2_set_globals_36xx();
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omap34xx_map_common_io();
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}
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static struct omap_board_config_kernel zoom_config[] __initdata = {
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};
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static void __init omap_zoom_init_irq(void)
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{
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omap_board_config = zoom_config;
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omap_board_config_size = ARRAY_SIZE(zoom_config);
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omap2_init_common_hw(h8mbx00u0mer0em_sdrc_params,
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h8mbx00u0mer0em_sdrc_params);
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omap_init_irq();
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omap_gpio_init();
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}
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#ifdef CONFIG_OMAP_MUX
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static struct omap_board_mux board_mux[] __initdata = {
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/* WLAN IRQ - GPIO 162 */
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OMAP3_MUX(MCBSP1_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
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/* WLAN POWER ENABLE - GPIO 101 */
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OMAP3_MUX(CAM_D2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
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/* WLAN SDIO: MMC3 CMD */
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OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE3 | OMAP_PIN_INPUT_PULLUP),
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/* WLAN SDIO: MMC3 CLK */
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OMAP3_MUX(ETK_CLK, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
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/* WLAN SDIO: MMC3 DAT[0-3] */
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OMAP3_MUX(ETK_D3, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
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OMAP3_MUX(ETK_D4, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
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OMAP3_MUX(ETK_D5, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
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OMAP3_MUX(ETK_D6, OMAP_MUX_MODE2 | OMAP_PIN_INPUT_PULLUP),
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{ .reg_offset = OMAP_MUX_TERMINATOR },
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};
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#else
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#define board_mux NULL
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#endif
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static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
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.port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN,
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.port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
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.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
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.phy_reset = true,
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.reset_gpio_port[0] = -EINVAL,
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.reset_gpio_port[1] = 64,
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.reset_gpio_port[2] = -EINVAL,
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};
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static void __init omap_zoom_init(void)
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{
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omap3_mux_init(board_mux, OMAP_PACKAGE_CBP);
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zoom_peripherals_init();
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zoom_debugboard_init();
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omap_mux_init_gpio(64, OMAP_PIN_OUTPUT);
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usb_ehci_init(&ehci_pdata);
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}
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MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board")
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.phys_io = ZOOM_UART_BASE,
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.io_pg_offst = (ZOOM_UART_VIRT >> 18) & 0xfffc,
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.boot_params = 0x80000100,
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.map_io = omap_zoom_map_io,
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.init_irq = omap_zoom_init_irq,
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.init_machine = omap_zoom_init,
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.timer = &omap_timer,
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MACHINE_END
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