xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

omap: move detection of NAND CS to common-board-devices

Browse Source 
and reduce amount of copy/paste

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
CC: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Mike Rapoport
2011-04-25 01:09:07 +03:00
committed by Tony Lindgren
parent fbd8071c18
commit 9a3f39ff36
6 changed files with 67 additions and 176 deletions
Download Patch File Download Diff File Expand all files Collapse all files

42
arch/arm/mach-omap2/board-overo.c
View File

@@ -304,45 +304,6 @@ static struct mtd_partition overo_nand_partitions[] = {
},
};
static struct omap_nand_platform_data overo_nand_data = {
.parts = overo_nand_partitions,
.nr_parts = ARRAY_SIZE(overo_nand_partitions),
.dma_channel = -1, /* disable DMA in OMAP NAND driver */
};
static void __init overo_flash_init(void)
{
u8 cs = 0;
u8 nandcs = GPMC_CS_NUM + 1;
/* find out the chip-select on which NAND exists */
while (cs < GPMC_CS_NUM) {
u32 ret = 0;
ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
if ((ret & 0xC00) == 0x800) {
printk(KERN_INFO "Found NAND on CS%d\n", cs);
if (nandcs > GPMC_CS_NUM)
nandcs = cs;
}
cs++;
}
if (nandcs > GPMC_CS_NUM) {
printk(KERN_INFO "NAND: Unable to find configuration "
"in GPMC\n ");
return;
}
if (nandcs < GPMC_CS_NUM) {
overo_nand_data.cs = nandcs;
printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
if (gpmc_nand_init(&overo_nand_data) < 0)
printk(KERN_ERR "Unable to register NAND device\n");
}
}
static struct omap2_hsmmc_info mmc[] = {
{
.mmc = 1,
@@ -604,7 +565,8 @@ static void __init overo_init(void)
overo_i2c_init();
omap_display_init(&overo_dss_data);
omap_serial_init();
overo_flash_init();
omap_nand_flash_init(0, overo_nand_partitions,
ARRAY_SIZE(overo_nand_partitions));
usb_musb_init(&musb_board_data);
usbhs_init(&usbhs_bdata);
overo_spi_init();