From patchwork Fri Jul 9 14:27:47 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sukumar Ghorai X-Patchwork-Id: 111062 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by demeter.kernel.org (8.14.4/8.14.3) with ESMTP id o69ESCAj030303 for ; Fri, 9 Jul 2010 14:28:13 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757014Ab0GIO2L (ORCPT ); Fri, 9 Jul 2010 10:28:11 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:50126 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756874Ab0GIO2D (ORCPT ); Fri, 9 Jul 2010 10:28:03 -0400 Received: from dbdp31.itg.ti.com ([172.24.170.98]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id o69ERtdf006111 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 9 Jul 2010 09:27:58 -0500 Received: from localhost.localdomain (localhost [127.0.0.1]) by dbdp31.itg.ti.com (8.13.8/8.13.8) with ESMTP id o69ERpaD007267; Fri, 9 Jul 2010 19:57:54 +0530 (IST) From: Sukumar Ghorai To: linux-omap@vger.kernel.org Cc: linux-mtd@lists.infradead.org, linux-arm-kernel@lists.infradead.org, Sukumar Ghorai Subject: [PATCH v4 1/5] omap3 flash: rename board-sdp-flash.c to be use by other boards Date: Fri, 9 Jul 2010 19:57:47 +0530 Message-Id: <1278685671-12036-2-git-send-email-s-ghorai@ti.com> X-Mailer: git-send-email 1.5.4.7 In-Reply-To: <1278685671-12036-1-git-send-email-s-ghorai@ti.com> References: <1278685671-12036-1-git-send-email-s-ghorai@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Fri, 09 Jul 2010 14:28:13 +0000 (UTC) rename board-sdp-flash.c(board-flash.c) and board-sdp.h(board-flash.h) to used by other board e.g. zoom Signed-off-by: Sukumar Ghorai --- arch/arm/mach-omap2/Makefile | 2 +- arch/arm/mach-omap2/board-3430sdp.c | 16 +++- .../{board-sdp-flash.c => board-flash.c} | 88 ++++++++----------- .../include/mach/{board-sdp.h => board-flash.h} | 9 ++- 4 files changed, 60 insertions(+), 55 deletions(-) rename arch/arm/mach-omap2/{board-sdp-flash.c => board-flash.c} (68%) rename arch/arm/mach-omap2/include/mach/{board-sdp.h => board-flash.h} (71%) diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index f5b4ff4..7820b6e 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -119,7 +119,7 @@ obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o \ hsmmc.o obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \ hsmmc.o \ - board-sdp-flash.o + board-flash.o obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \ board-rx51-sdram.o \ diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index e51f8e3..61b5632 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -41,7 +41,7 @@ #include #include -#include +#include #include "mux.h" #include "sdram-qimonda-hyb18m512160af-6.h" @@ -667,6 +667,18 @@ static struct omap_board_mux board_mux[] __initdata = { #define board_mux NULL #endif +/* + * SDP3430 V2 Board CS organization + * Different from SDP3430 V1. Now 4 switches used to specify CS + * + * See also the Switch S8 settings in the comments. + */ +static char chip_sel_3430[][GPMC_CS_NUM] = { + {PDC_NOR, PDC_NAND, PDC_ONENAND, DBG_MPDB, 0, 0, 0, 0}, /* S8:1111 */ + {PDC_ONENAND, PDC_NAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1110 */ + {PDC_NAND, PDC_ONENAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1101 */ +}; + static struct mtd_partition sdp_nor_partitions[] = { /* bootloader (U-Boot, etc) in first sector */ { @@ -797,7 +809,7 @@ static void __init omap_3430sdp_init(void) omap_serial_init(); usb_musb_init(&musb_board_data); board_smc91x_init(); - sdp_flash_init(sdp_flash_partitions); + board_flash_init(sdp_flash_partitions, chip_sel_3430); sdp3430_display_init(); enable_board_wakeup_source(); usb_ehci_init(&ehci_pdata); diff --git a/arch/arm/mach-omap2/board-sdp-flash.c b/arch/arm/mach-omap2/board-flash.c similarity index 68% rename from arch/arm/mach-omap2/board-sdp-flash.c rename to arch/arm/mach-omap2/board-flash.c index 2638c83..ac834aa 100644 --- a/arch/arm/mach-omap2/board-sdp-flash.c +++ b/arch/arm/mach-omap2/board-flash.c @@ -21,7 +21,7 @@ #include #include #include -#include +#include #define REG_FPGA_REV 0x10 #define REG_FPGA_DIP_SWITCH_INPUT2 0x60 @@ -29,72 +29,53 @@ #define DEBUG_BASE 0x08000000 /* debug board */ -#define PDC_NOR 1 -#define PDC_NAND 2 -#define PDC_ONENAND 3 -#define DBG_MPDB 4 - /* various memory sizes */ #define FLASH_SIZE_SDPV1 SZ_64M /* NOR flash (64 Meg aligned) */ #define FLASH_SIZE_SDPV2 SZ_128M /* NOR flash (256 Meg aligned) */ -/* - * SDP3430 V2 Board CS organization - * Different from SDP3430 V1. Now 4 switches used to specify CS - * - * See also the Switch S8 settings in the comments. - * - * REVISIT: Add support for 2430 SDP - */ -static const unsigned char chip_sel_sdp[][GPMC_CS_NUM] = { - {PDC_NOR, PDC_NAND, PDC_ONENAND, DBG_MPDB, 0, 0, 0, 0}, /* S8:1111 */ - {PDC_ONENAND, PDC_NAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1110 */ - {PDC_NAND, PDC_ONENAND, PDC_NOR, DBG_MPDB, 0, 0, 0, 0}, /* S8:1101 */ -}; - -static struct physmap_flash_data sdp_nor_data = { +static struct physmap_flash_data board_nor_data = { .width = 2, }; -static struct resource sdp_nor_resource = { +static struct resource board_nor_resource = { .flags = IORESOURCE_MEM, }; -static struct platform_device sdp_nor_device = { +static struct platform_device board_nor_device = { .name = "physmap-flash", .id = 0, .dev = { - .platform_data = &sdp_nor_data, + .platform_data = &board_nor_data, }, .num_resources = 1, - .resource = &sdp_nor_resource, + .resource = &board_nor_resource, }; static void -__init board_nor_init(struct flash_partitions sdp_nor_parts, u8 cs) +__init board_nor_init(struct mtd_partition *nor_parts, u8 nr_parts, u8 cs) { int err; - sdp_nor_data.parts = sdp_nor_parts.parts; - sdp_nor_data.nr_parts = sdp_nor_parts.nr_parts; + board_nor_data.parts = nor_parts; + board_nor_data.nr_parts = nr_parts; /* Configure start address and size of NOR device */ if (omap_rev() >= OMAP3430_REV_ES1_0) { err = gpmc_cs_request(cs, FLASH_SIZE_SDPV2 - 1, - (unsigned long *)&sdp_nor_resource.start); - sdp_nor_resource.end = sdp_nor_resource.start + (unsigned long *)&board_nor_resource.start); + board_nor_resource.end = board_nor_resource.start + FLASH_SIZE_SDPV2 - 1; } else { err = gpmc_cs_request(cs, FLASH_SIZE_SDPV1 - 1, - (unsigned long *)&sdp_nor_resource.start); - sdp_nor_resource.end = sdp_nor_resource.start + (unsigned long *)&board_nor_resource.start); + board_nor_resource.end = board_nor_resource.start + FLASH_SIZE_SDPV1 - 1; } if (err < 0) { printk(KERN_ERR "NOR: Can't request GPMC CS\n"); return; } - if (platform_device_register(&sdp_nor_device) < 0) + if (platform_device_register(&board_nor_device) < 0) printk(KERN_ERR "Unable to register NOR device\n"); } @@ -105,17 +86,18 @@ static struct omap_onenand_platform_data board_onenand_data = { }; static void -__init board_onenand_init(struct flash_partitions sdp_onenand_parts, u8 cs) +__init board_onenand_init(struct mtd_partition *onenand_parts, + u8 nr_parts, u8 cs) { board_onenand_data.cs = cs; - board_onenand_data.parts = sdp_onenand_parts.parts; - board_onenand_data.nr_parts = sdp_onenand_parts.nr_parts; + board_onenand_data.parts = onenand_parts; + board_onenand_data.nr_parts = nr_parts; gpmc_onenand_init(&board_onenand_data); } #else static void -__init board_onenand_init(struct flash_partitions sdp_onenand_parts, u8 cs) +__init board_onenand_init(struct mtd_partition *nor_parts, u8 nr_parts, u8 cs) { } #endif /* CONFIG_MTD_ONENAND_OMAP2 || CONFIG_MTD_ONENAND_OMAP2_MODULE */ @@ -147,7 +129,7 @@ static struct gpmc_timings nand_timings = { .wr_data_mux_bus = 0, }; -static struct omap_nand_platform_data sdp_nand_data = { +static struct omap_nand_platform_data board_nand_data = { .nand_setup = NULL, .gpmc_t = &nand_timings, .dma_channel = -1, /* disable DMA in OMAP NAND driver */ @@ -155,18 +137,18 @@ static struct omap_nand_platform_data sdp_nand_data = { .devsize = 0, /* '0' for 8-bit, '1' for 16-bit device */ }; -static void -__init board_nand_init(struct flash_partitions sdp_nand_parts, u8 cs) +void +__init board_nand_init(struct mtd_partition *nand_parts, u8 nr_parts, u8 cs) { - sdp_nand_data.cs = cs; - sdp_nand_data.parts = sdp_nand_parts.parts; - sdp_nand_data.nr_parts = sdp_nand_parts.nr_parts; + board_nand_data.cs = cs; + board_nand_data.parts = nand_parts; + board_nand_data.nr_parts = nr_parts; - gpmc_nand_init(&sdp_nand_data); + gpmc_nand_init(&board_nand_data); } #else -static void -__init board_nand_init(struct flash_partitions sdp_nand_parts, u8 cs) +void +__init board_nand_init(struct mtd_partition *nand_parts, u8 nr_parts, u8 cs) { } #endif /* CONFIG_MTD_NAND_OMAP2 || CONFIG_MTD_NAND_OMAP2_MODULE */ @@ -210,7 +192,8 @@ unmap: * * @return - void. */ -void __init sdp_flash_init(struct flash_partitions sdp_partition_info[]) +void board_flash_init(struct flash_partitions partition_info[], + char chip_sel_board[][GPMC_CS_NUM]) { u8 cs = 0; u8 norcs = GPMC_CS_NUM + 1; @@ -227,7 +210,7 @@ void __init sdp_flash_init(struct flash_partitions sdp_partition_info[]) printk(KERN_ERR "%s: Invalid chip select: %d\n", __func__, cs); return; } - config_sel = (unsigned char *)(chip_sel_sdp[idx]); + config_sel = (unsigned char *)(chip_sel_board[idx]); while (cs < GPMC_CS_NUM) { switch (config_sel[cs]) { @@ -251,17 +234,20 @@ void __init sdp_flash_init(struct flash_partitions sdp_partition_info[]) printk(KERN_INFO "NOR: Unable to find configuration " "in GPMC\n"); else - board_nor_init(sdp_partition_info[0], norcs); + board_nor_init(partition_info[0].parts, + partition_info[0].nr_parts, norcs); if (onenandcs > GPMC_CS_NUM) printk(KERN_INFO "OneNAND: Unable to find configuration " "in GPMC\n"); else - board_onenand_init(sdp_partition_info[1], onenandcs); + board_onenand_init(partition_info[1].parts, + partition_info[1].nr_parts, onenandcs); if (nandcs > GPMC_CS_NUM) printk(KERN_INFO "NAND: Unable to find configuration " "in GPMC\n"); else - board_nand_init(sdp_partition_info[2], nandcs); + board_nand_init(partition_info[2].parts, + partition_info[2].nr_parts, nandcs); } diff --git a/arch/arm/mach-omap2/include/mach/board-sdp.h b/arch/arm/mach-omap2/include/mach/board-flash.h similarity index 71% rename from arch/arm/mach-omap2/include/mach/board-sdp.h rename to arch/arm/mach-omap2/include/mach/board-flash.h index 465169c..b2242ae 100644 --- a/arch/arm/mach-omap2/include/mach/board-sdp.h +++ b/arch/arm/mach-omap2/include/mach/board-flash.h @@ -12,10 +12,17 @@ */ #include #include +#include + +#define PDC_NOR 1 +#define PDC_NAND 2 +#define PDC_ONENAND 3 +#define DBG_MPDB 4 struct flash_partitions { struct mtd_partition *parts; int nr_parts; }; -extern void sdp_flash_init(struct flash_partitions []); +extern void board_flash_init(struct flash_partitions [], + char chip_sel[][GPMC_CS_NUM]);