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ipq6018: choose spi nand bus number and cs number from dts

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Change-Id: Ic9d2fed8ca8d656d7b0ab1f2a4eb1fc55aeb1133
Signed-off-by: Antony Arun T <antothom@codeaurora.org>
This commit is contained in:
Antony Arun T 2018-12-06 14:36:42 +05:30
parent 51eda13d9c
commit cbcc15acfe
1 changed files with 15 additions and 4 deletions
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19
drivers/mtd/spi/spi_nand.c
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@ -12,6 +12,7 @@
*/
#include <common.h>
#include <asm/global_data.h>
#include <nand.h>
#include <linux/mtd/nand.h>
#include <spi_flash.h>
@ -36,6 +37,8 @@
#define spi_print(...) printf("spi_nand: " __VA_ARGS__)
DECLARE_GLOBAL_DATA_PTR;
struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE];
int verify_3bit_ecc(int status);
int verify_2bit_ecc(int status);
@ -1006,6 +1009,9 @@ int spi_nand_init(void)
struct nand_chip *chip;
struct ipq40xx_spinand_info *info;
int ret;
int node;
u8 bus = CONFIG_SF_DEFAULT_BUS;
u8 cs = CONFIG_SF_SPI_NAND_CS;
info = (struct ipq40xx_spinand_info *)malloc(
sizeof(struct ipq40xx_spinand_info));
@ -1015,10 +1021,15 @@ int spi_nand_init(void)
}
memset(info, '0', sizeof(struct ipq40xx_spinand_info));
flash = spi_flash_probe(CONFIG_SF_DEFAULT_BUS,
CONFIG_SF_SPI_NAND_CS,
CONFIG_SF_DEFAULT_SPEED,
CONFIG_SF_DEFAULT_MODE);
node = fdt_path_offset(gd->fdt_blob, "/spi/spi_nand");
if (node >= 0) {
bus = fdtdec_get_uint(gd->fdt_blob,
node, "bus-num", CONFIG_SF_DEFAULT_BUS);
cs = fdtdec_get_uint(gd->fdt_blob,
node, "cs", CONFIG_SF_SPI_NAND_CS);
}
flash = spi_flash_probe(bus, cs, CONFIG_SF_DEFAULT_SPEED,
CONFIG_SF_DEFAULT_MODE);
if (!flash) {
free(info);
spi_print("Id could not be mapped\n");