From patchwork Tue Sep 15 19:24:36 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rajashekhara, Sudhakar" X-Patchwork-Id: 47651 Received: from comal.ext.ti.com (comal.ext.ti.com [198.47.26.152]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n8FA6ZJ0006162 for ; Tue, 15 Sep 2009 10:06:36 GMT Received: from dlep33.itg.ti.com ([157.170.170.112]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id n8FA4scA003368; Tue, 15 Sep 2009 05:04:54 -0500 Received: from linux.omap.com (localhost [127.0.0.1]) by dlep33.itg.ti.com (8.13.7/8.13.7) with ESMTP id n8FA4shQ003224; Tue, 15 Sep 2009 05:04:54 -0500 (CDT) Received: from linux.omap.com (localhost [127.0.0.1]) by linux.omap.com (Postfix) with ESMTP id E88ED80627; Tue, 15 Sep 2009 05:04:53 -0500 (CDT) X-Original-To: davinci-linux-open-source@linux.davincidsp.com Delivered-To: davinci-linux-open-source@linux.davincidsp.com Received: from dflp53.itg.ti.com (dflp53.itg.ti.com [128.247.5.6]) by linux.omap.com (Postfix) with ESMTP id 4B22680626 for ; Tue, 15 Sep 2009 05:04:51 -0500 (CDT) Received: from tidmzi-ftp.india.ext.ti.com (localhost [127.0.0.1]) by dflp53.itg.ti.com (8.13.8/8.13.8) with SMTP id n8FA4no6006322 for ; Tue, 15 Sep 2009 05:04:50 -0500 (CDT) Received: from symphonyindia.ti.com (symphony-ftp [192.168.247.11]) by tidmzi-ftp.india.ext.ti.com (Postfix) with SMTP id 44DB83886B for ; Tue, 15 Sep 2009 15:31:50 +0530 (IST) Received: from localhost.localdomain ([192.168.247.76]) by symphonyindia.ti.com (8.13.1/8.12.10) with ESMTP id n8F9wFRb025607; Tue, 15 Sep 2009 15:28:15 +0530 From: Sudhakar Rajashekhara To: davinci-linux-open-source@linux.davincidsp.com Date: Tue, 15 Sep 2009 15:24:36 -0400 Message-Id: <1253042676-16605-1-git-send-email-sudhakar.raj@ti.com> X-Mailer: git-send-email 1.5.6 Cc: Subject: [PATCH v3] davinci: Correct the GPIO number for LCD panel power X-BeenThere: davinci-linux-open-source@linux.davincidsp.com X-Mailman-Version: 2.1.4 Precedence: list List-Id: davinci-linux-open-source.linux.davincidsp.com List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: davinci-linux-open-source-bounces@linux.davincidsp.com Errors-To: davinci-linux-open-source-bounces@linux.davincidsp.com On the latest DA850/OMAP-L138 EVM (Beta) the GPIO pin number of LCD panel power has changed. This patch takes care of this change. Software will support only Beta versions of DA850/OMAP-L138 EVM. In the process, add the missing entry for data pin 0 in da850_lcdcntl_pins structure. Signed-off-by: Sudhakar Rajashekhara --- arch/arm/mach-davinci/board-da850-evm.c | 7 ++++++- arch/arm/mach-davinci/da850.c | 13 ++++++------- arch/arm/mach-davinci/include/mach/mux.h | 2 +- 3 files changed, 13 insertions(+), 9 deletions(-) diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index fbc7aae..a36dea3 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -32,12 +32,13 @@ #include #include #include +#include #define DA850_EVM_PHY_MASK 0x1 #define DA850_EVM_MDIO_FREQUENCY 2200000 /* PHY bus frequency */ +#define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) -#define DA850_LCD_PWR_PIN GPIO_TO_PIN(8, 10) #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0) #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1) @@ -372,6 +373,10 @@ static __init void da850_evm_init(void) pr_warning("da850_evm_init: lcdcntl mux setup failed: %d\n", ret); + /* Handle board specific muxing for LCD here */ + davinci_cfg_reg(DA850_GPIO2_8); + davinci_cfg_reg(DA850_GPIO2_15); + ret = da850_lcd_hw_init(); if (ret) pr_warning("da850_evm_init: lcd initialization failed: %d\n", diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index 575e9cc..a62863c 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -513,8 +513,8 @@ static const struct mux_config da850_pins[] = { MUX_CFG(DA850, EMA_WAIT_1, 6, 24, 15, 1, false) MUX_CFG(DA850, NEMA_CS_2, 7, 0, 15, 1, false) /* GPIO function */ + MUX_CFG(DA850, GPIO2_8, 5, 28, 15, 8, false) MUX_CFG(DA850, GPIO2_15, 5, 0, 15, 8, false) - MUX_CFG(DA850, GPIO8_10, 18, 28, 15, 8, false) MUX_CFG(DA850, GPIO4_0, 10, 28, 15, 8, false) MUX_CFG(DA850, GPIO4_1, 10, 24, 15, 8, false) #endif @@ -562,12 +562,11 @@ const short da850_mcasp_pins[] __initdata = { }; const short da850_lcdcntl_pins[] __initdata = { - DA850_LCD_D_1, DA850_LCD_D_2, DA850_LCD_D_3, DA850_LCD_D_4, - DA850_LCD_D_5, DA850_LCD_D_6, DA850_LCD_D_7, DA850_LCD_D_8, - DA850_LCD_D_9, DA850_LCD_D_10, DA850_LCD_D_11, DA850_LCD_D_12, - DA850_LCD_D_13, DA850_LCD_D_14, DA850_LCD_D_15, DA850_LCD_PCLK, - DA850_LCD_HSYNC, DA850_LCD_VSYNC, DA850_NLCD_AC_ENB_CS, DA850_GPIO2_15, - DA850_GPIO8_10, + DA850_LCD_D_0, DA850_LCD_D_1, DA850_LCD_D_2, DA850_LCD_D_3, + DA850_LCD_D_4, DA850_LCD_D_5, DA850_LCD_D_6, DA850_LCD_D_7, + DA850_LCD_D_8, DA850_LCD_D_9, DA850_LCD_D_10, DA850_LCD_D_11, + DA850_LCD_D_12, DA850_LCD_D_13, DA850_LCD_D_14, DA850_LCD_D_15, + DA850_LCD_PCLK, DA850_LCD_HSYNC, DA850_LCD_VSYNC, DA850_NLCD_AC_ENB_CS, -1 }; diff --git a/arch/arm/mach-davinci/include/mach/mux.h b/arch/arm/mach-davinci/include/mach/mux.h index 7732832..fc8eb16 100644 --- a/arch/arm/mach-davinci/include/mach/mux.h +++ b/arch/arm/mach-davinci/include/mach/mux.h @@ -872,8 +872,8 @@ enum davinci_da850_index { DA850_NEMA_CS_2, /* GPIO function */ + DA850_GPIO2_8, DA850_GPIO2_15, - DA850_GPIO8_10, DA850_GPIO4_0, DA850_GPIO4_1, };