Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933164Ab2HXOEn (ORCPT ); Fri, 24 Aug 2012 10:04:43 -0400 Received: from mail-wi0-f172.google.com ([209.85.212.172]:57307 "EHLO mail-wi0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932883Ab2HXOCc (ORCPT ); Fri, 24 Aug 2012 10:02:32 -0400 From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: STEricsson_nomadik_linux@list.st.com, linus.walleij@stericsson.com, arnd@arndb.de, broonie@opensource.wolfsonmicro.com, ola.o.lilja@stericsson.com, roger.xr.nilsson@stericsson.com, alsa-devel@alsa-project.org, Lee Jones Subject: [PATCH 11/17] ARM: ux500: Pass MSP DMA platform data though AUXDATA Date: Fri, 24 Aug 2012 15:01:47 +0100 Message-Id: <1345816913-4113-12-git-send-email-lee.jones@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1345816913-4113-1-git-send-email-lee.jones@linaro.org> References: <1345816913-4113-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3998 Lines: 103 It isn't currently possible to pass all platform specific configuration though Device Tree. Thinks like device names used in the clock infrastructure, call-backs and DMA information have to be passed in via AUXDATA structures and the MSP is no exception. Here we're passing DMA settings. Acked-by: Linus Walleij Signed-off-by: Lee Jones --- arch/arm/mach-ux500/board-mop500-msp.c | 8 ++++---- arch/arm/mach-ux500/board-mop500.c | 9 +++++++++ arch/arm/mach-ux500/board-mop500.h | 5 +++++ 3 files changed, 18 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-ux500/board-mop500-msp.c b/arch/arm/mach-ux500/board-mop500-msp.c index 24a3604..ec802d0 100644 --- a/arch/arm/mach-ux500/board-mop500-msp.c +++ b/arch/arm/mach-ux500/board-mop500-msp.c @@ -49,7 +49,7 @@ static struct stedma40_chan_cfg msp0_dma_tx = { /* data_width is set during configuration */ }; -static struct msp_i2s_platform_data msp0_platform_data = { +struct msp_i2s_platform_data msp0_platform_data = { .id = MSP_I2S_0, .msp_i2s_dma_rx = &msp0_dma_rx, .msp_i2s_dma_tx = &msp0_dma_tx, @@ -81,7 +81,7 @@ static struct stedma40_chan_cfg msp1_dma_tx = { /* data_width is set during configuration */ }; -static struct msp_i2s_platform_data msp1_platform_data = { +struct msp_i2s_platform_data msp1_platform_data = { .id = MSP_I2S_1, .msp_i2s_dma_rx = NULL, .msp_i2s_dma_tx = &msp1_dma_tx, @@ -160,13 +160,13 @@ static struct platform_device ux500_pcm = { }, }; -static struct msp_i2s_platform_data msp2_platform_data = { +struct msp_i2s_platform_data msp2_platform_data = { .id = MSP_I2S_2, .msp_i2s_dma_rx = &msp2_dma_rx, .msp_i2s_dma_tx = &msp2_dma_tx, }; -static struct msp_i2s_platform_data msp3_platform_data = { +struct msp_i2s_platform_data msp3_platform_data = { .id = MSP_I2S_3, .msp_i2s_dma_rx = &msp1_dma_rx, .msp_i2s_dma_tx = NULL, diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index 8f419b1..0c141d5 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -758,6 +758,15 @@ struct of_dev_auxdata u8500_auxdata_lookup[] __initdata = { OF_DEV_AUXDATA("st,nomadik-i2c", 0x8012a000, "nmk-i2c.4", NULL), /* Requires device name bindings. */ OF_DEV_AUXDATA("stericsson,nmk_pinctrl", 0, "pinctrl-db8500", NULL), + /* Requires clock name and DMA bindings. */ + OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80123000, + "ux500-msp-i2s.0", &msp0_platform_data), + OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80124000, + "ux500-msp-i2s.1", &msp1_platform_data), + OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80117000, + "ux500-msp-i2s.2", &msp2_platform_data), + OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80125000, + "ux500-msp-i2s.3", &msp3_platform_data), {}, }; diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h index 1d7316b..3fbf48f 100644 --- a/arch/arm/mach-ux500/board-mop500.h +++ b/arch/arm/mach-ux500/board-mop500.h @@ -9,6 +9,7 @@ /* For NOMADIK_NR_GPIO */ #include +#include #include /* Snowball specific GPIO assignments, this board has no GPIO expander */ @@ -81,6 +82,10 @@ struct device; struct i2c_board_info; extern struct mmci_platform_data mop500_sdi0_data; extern struct mmci_platform_data mop500_sdi4_data; +extern struct msp_i2s_platform_data msp0_platform_data; +extern struct msp_i2s_platform_data msp1_platform_data; +extern struct msp_i2s_platform_data msp2_platform_data; +extern struct msp_i2s_platform_data msp3_platform_data; extern struct arm_pmu_platdata db8500_pmu_platdata; extern void mop500_sdi_init(struct device *parent); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/