From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.nokia.com ([192.100.105.134]:50369 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932746Ab0HKIng (ORCPT ); Wed, 11 Aug 2010 04:43:36 -0400 Message-ID: <4C626140.3080107@nokia.com> Date: Wed, 11 Aug 2010 11:37:20 +0300 From: Roger Quadros MIME-Version: 1.0 To: ext Ohad Ben-Cohen CC: "linux-wireless@vger.kernel.org" , "linux-mmc@vger.kernel.org" , "linux-omap@vger.kernel.org" , Mark Brown , "linux-arm-kernel@lists.infradead.org" , Chikkature Rajashekar Madhusudhan , "Coelho Luciano (Nokia-MS/Helsinki)" , "akpm@linux-foundation.org" , San Mehat , Tony Lindgren , Nicolas Pitre , Pandita Vikram , Kalle Valo Subject: Re: [PATCH v3 9/9] omap: zoom: add mmc3/wl1271 device support References: <1281478348-24833-1-git-send-email-ohad@wizery.com> <1281478348-24833-10-git-send-email-ohad@wizery.com> In-Reply-To: <1281478348-24833-10-git-send-email-ohad@wizery.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 08/11/2010 01:12 AM, ext Ohad Ben-Cohen wrote: > 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 > --- > arch/arm/mach-omap2/board-zoom-peripherals.c | 34 ++++++++++++++++++++++++++ > 1 files changed, 34 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c > index de88635..82776bc 100644 > --- a/arch/arm/mach-omap2/board-zoom-peripherals.c > +++ b/arch/arm/mach-omap2/board-zoom-peripherals.c > @@ -17,6 +17,8 @@ > #include > #include > #include > +#include > +#include > > #include > #include > @@ -29,6 +31,7 @@ > #include "hsmmc.h" > > #define OMAP_ZOOM_WLAN_PMENA_GPIO (101) > +#define OMAP_ZOOM_WLAN_IRQ_GPIO (162) > > /* Zoom2 has Qwerty keyboard*/ > static int board_keymap[] = { > @@ -185,6 +188,28 @@ static struct platform_device omap_vwlan_device = { > }, > }; > > +struct wl12xx_platform_data omap_zoom_wlan_data = { > + /* ZOOM ref clock is 26 MHz */ > + .board_ref_clock = 1, > +}; > + > +static struct resource omap_zoom_wl1271_resources[] = { > + { > + .start = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO), > + .end = OMAP_GPIO_IRQ(OMAP_ZOOM_WLAN_IRQ_GPIO), > + .flags = IORESOURCE_IRQ, > + } > +}; > +static struct platform_device omap_zoom_wl1271 = { > + .name = "wl1271_plat.2", > + .id = -1, > + .resource = omap_zoom_wl1271_resources, > + .num_resources = ARRAY_SIZE(omap_zoom_wl1271_resources), > + .dev = { > + .platform_data =&omap_zoom_wlan_data, > + }, > +}; > + > static struct omap2_hsmmc_info mmc[] __initdata = { > { > .name = "external", > @@ -202,6 +227,14 @@ static struct omap2_hsmmc_info mmc[] __initdata = { > .nonremovable = true, > .power_saving = true, > }, > + { > + .name = "wl1271", > + .mmc = 3, > + .wires = 4, > + .gpio_wp = -EINVAL, > + .gpio_cd = -EINVAL, > + .ocr_mask = MMC_VDD_165_195, Do we really need to specify ocr_mask here? It seems to be set in omap_hsmmc_reg_get() by calling mmc_regulator_get_ocrmask(). This should automatically pick the right mask if you have defined the "vmmc" regulator output voltage correctly. regards, -roger