From patchwork Tue Oct 13 17:16:19 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: miguel.aguilar@ridgerun.com X-Patchwork-Id: 53463 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n9DHVHo3018715 for ; Tue, 13 Oct 2009 17:31:18 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760627AbZJMRQs (ORCPT ); Tue, 13 Oct 2009 13:16:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760628AbZJMRQs (ORCPT ); Tue, 13 Oct 2009 13:16:48 -0400 Received: from mail.navvo.net ([74.208.67.6]:59441 "EHLO mail.navvo.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760627AbZJMRQr (ORCPT ); Tue, 13 Oct 2009 13:16:47 -0400 Received: from [200.122.155.113] (helo=localhost.localdomain) by mail.navvo.net with esmtpa (Exim 4.63) (envelope-from ) id 1Mxkyn-0006DW-Cp; Tue, 13 Oct 2009 12:16:11 -0500 From: miguel.aguilar@ridgerun.com To: davinci-linux-open-source@linux.davincidsp.com, nsnehaprabha@ti.com, linux-input@vger.kernel.org Cc: todd.fischer@ridgerun.com, diego.dompe@ridgerun.com, clark.becker@ridgerun.com, santiago.nunez@ridgerun.com, Miguel Aguilar Date: Tue, 13 Oct 2009 11:16:19 -0600 Message-Id: <1255454179-22208-1-git-send-email-miguel.aguilar@ridgerun.com> X-Mailer: git-send-email 1.6.0.4 X-SA-Exim-Connect-IP: 200.122.155.113 X-SA-Exim-Mail-From: miguel.aguilar@ridgerun.com X-Spam-Checker-Version: SpamAssassin 3.1.7-deb (2006-10-05) on mail.navvo.net X-Spam-Level: X-Spam-Status: No, score=-3.7 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00, NO_REAL_NAME autolearn=ham version=3.1.7-deb Subject: [PATCH v5 2/2] Davinci: DM365: Enable DaVinci Key Scan support for DM365 EVM X-SA-Exim-Version: 4.2.1 (built Tue, 09 Jan 2007 17:23:22 +0000) X-SA-Exim-Scanned: Yes (on mail.navvo.net) Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 13b85ec..45638c7 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -38,6 +39,7 @@ #include #include #include +#include static inline int have_imager(void) @@ -198,6 +200,38 @@ static struct davinci_i2c_platform_data i2c_pdata = { .bus_delay = 0 /* usec */, }; +#ifdef CONFIG_KEYBOARD_DAVINCI +static unsigned short dm365evm_keymap[] = { + KEY_KP2, + KEY_LEFT, + KEY_EXIT, + KEY_DOWN, + KEY_ENTER, + KEY_UP, + KEY_KP1, + KEY_RIGHT, + KEY_MENU, + KEY_RECORD, + KEY_REWIND, + KEY_KPMINUS, + KEY_STOP, + KEY_FASTFORWARD, + KEY_KPPLUS, + KEY_PLAYPAUSE, + 0 +}; + +static struct davinci_ks_platform_data dm365evm_ks_data = { + .keymap = dm365evm_keymap, + .keymapsize = ARRAY_SIZE(dm365evm_keymap), + .rep = 1, + /* Scan period = strobe + interval */ + .strobe = 0x5, + .interval = 0x2, + .matrix_type = DAVINCI_KEYSCAN_MATRIX_4X4, +}; +#endif + static int cpld_mmc_get_cd(int module) { if (!cpld) @@ -484,6 +518,10 @@ static __init void dm365_evm_init(void) evm_init_cpld(); dm365_init_asp(&dm365_evm_snd_data); + +#ifdef CONFIG_KEYBOARD_DAVINCI + dm365_init_ks(&dm365evm_ks_data); +#endif } static __init void dm365_evm_irq_init(void) diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 2674438..3eda695 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -33,6 +33,7 @@ #include #include #include +#include #include "clock.h" #include "mux.h" @@ -532,7 +533,7 @@ MUX_CFG(DM365, EMAC_CRS, 3, 2, 1, 1, false) MUX_CFG(DM365, EMAC_MDIO, 3, 1, 1, 1, false) MUX_CFG(DM365, EMAC_MDCLK, 3, 0, 1, 1, false) -MUX_CFG(DM365, KEYPAD, 2, 0, 0x3f, 0x3f, false) +MUX_CFG(DM365, KEYSCAN, 2, 0, 0x3f, 0x3f, false) MUX_CFG(DM365, PWM0, 1, 0, 3, 2, false) MUX_CFG(DM365, PWM0_G23, 3, 26, 3, 3, false) @@ -851,6 +852,28 @@ static struct map_desc dm365_io_desc[] = { }, }; +static struct resource dm365_ks_resources[] = { + { + /* registers */ + .start = DM365_KEYSCAN_BASE, + .end = DM365_KEYSCAN_BASE + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + /* interrupt */ + .start = IRQ_DM365_KEYINT, + .end = IRQ_DM365_KEYINT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device dm365_ks_device = { + .name = "davinci_keyscan", + .id = 0, + .num_resources = ARRAY_SIZE(dm365_ks_resources), + .resource = dm365_ks_resources, +}; + /* Contents of JTAG ID register used to identify exact cpu type */ static struct davinci_id dm365_ids[] = { { @@ -950,6 +973,13 @@ void __init dm365_init_asp(struct snd_platform_data *pdata) platform_device_register(&dm365_asp_device); } +void __init dm365_init_ks(struct davinci_ks_platform_data *pdata) +{ + davinci_cfg_reg(DM365_KEYSCAN); + dm365_ks_device.dev.platform_data = pdata; + platform_device_register(&dm365_ks_device); +} + void __init dm365_init(void) { davinci_common_init(&davinci_soc_info_dm365); diff --git a/arch/arm/mach-davinci/include/mach/dm365.h b/arch/arm/mach-davinci/include/mach/dm365.h index 2291c0d..d8d988a 100644 --- a/arch/arm/mach-davinci/include/mach/dm365.h +++ b/arch/arm/mach-davinci/include/mach/dm365.h @@ -17,6 +17,7 @@ #include #include #include +#include #define DM365_EMAC_BASE (0x01D07000) #define DM365_EMAC_CNTRL_OFFSET (0x0000) @@ -25,7 +26,11 @@ #define DM365_EMAC_MDIO_OFFSET (0x4000) #define DM365_EMAC_CNTRL_RAM_SIZE (0x2000) +/* Base of key scan register bank */ +#define DM365_KEYSCAN_BASE (0x01C69400) + void __init dm365_init(void); void __init dm365_init_asp(struct snd_platform_data *pdata); +void __init dm365_init_ks(struct davinci_ks_platform_data *pdata); #endif /* __ASM_ARCH_DM365_H */ diff --git a/arch/arm/mach-davinci/include/mach/mux.h b/arch/arm/mach-davinci/include/mach/mux.h index b2c1ad0..0eae777 100644 --- a/arch/arm/mach-davinci/include/mach/mux.h +++ b/arch/arm/mach-davinci/include/mach/mux.h @@ -237,8 +237,8 @@ enum davinci_dm365_index { DM365_EMAC_MDIO, DM365_EMAC_MDCLK, - /* Keypad */ - DM365_KEYPAD, + /* Key Scan */ + DM365_KEYSCAN, /* PWM */ DM365_PWM0,