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omap: zoom: add mmc3/wl1271 device support
Add MMC3 support on ZOOM, which has the wl1271 device hardwired to. The wl1271 is a 4-wire, 1.8V, embedded SDIO WLAN device with an external IRQ line, and power-controlled by a GPIO-based fixed regulator. Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -17,6 +17,7 @@
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#include <linux/i2c/twl.h>
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#include <linux/regulator/machine.h>
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#include <linux/regulator/fixed.h>
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#include <linux/wl12xx.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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@ -29,6 +30,7 @@
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#include "hsmmc.h"
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#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
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#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
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/* Zoom2 has Qwerty keyboard*/
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static int board_keymap[] = {
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@ -185,6 +187,12 @@ static struct platform_device omap_vwlan_device = {
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},
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};
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struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
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.irq = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO),
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/* ZOOM ref clock is 26 MHz */
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.board_ref_clock = 1,
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};
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static struct omap2_hsmmc_info mmc[] __initdata = {
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{
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.name = "external",
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@ -202,6 +210,14 @@ static struct omap2_hsmmc_info mmc[] __initdata = {
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.nonremovable = true,
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.power_saving = true,
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},
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{
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.name = "wl1271",
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.mmc = 3,
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.wires = 4,
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.gpio_wp = -EINVAL,
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.gpio_cd = -EINVAL,
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.nonremovable = true,
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},
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{} /* Terminator */
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};
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@ -313,6 +329,9 @@ static void enable_board_wakeup_source(void)
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void __init zoom_peripherals_init(void)
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{
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if (wl12xx_set_platform_data(&omap_zoom_wlan_data))
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pr_err("error setting wl12xx data\n");
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omap_i2c_init();
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platform_device_register(&omap_vwlan_device);
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usb_musb_init(&musb_board_data);
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