[PATCH v4 1/5] omap3 flash: rename board-sdp-flash.c to be use by other boards
Sukumar Ghorai
s-ghorai at ti.com
Fri Jul 9 10:27:47 EDT 2010
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 <s-ghorai at ti.com>
---
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 <plat/control.h>
#include <plat/gpmc-smc91x.h>
-#include <mach/board-sdp.h>
+#include <mach/board-flash.h>
#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 <plat/nand.h>
#include <plat/onenand.h>
#include <plat/tc.h>
-#include <mach/board-sdp.h>
+#include <mach/board-flash.h>
#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 <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <plat/gpmc.h>
+
+#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]);
--
1.5.4.7
More information about the linux-arm-kernel
mailing list