[PATCH V2 1/2] mtd: rawnand: qcom: remove write to unavailable register

From: Sivaprakash Murugesan
Date: Tue Jun 09 2020 - 07:11:16 EST


SFLASHC_BURST_CFG register is not available on all ipq nand platforms,
it is available only on ipq8064 devices and the nand controller works
without configuring these registers in this platform, so register write
to this can be removed.

Signed-off-by: Sivaprakash Murugesan <sivaprak@xxxxxxxxxxxxxx>
---
drivers/mtd/nand/raw/qcom_nandc.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c
index 5b11c70..e0afa2c 100644
--- a/drivers/mtd/nand/raw/qcom_nandc.c
+++ b/drivers/mtd/nand/raw/qcom_nandc.c
@@ -36,7 +36,6 @@
#define NAND_DEV_CMD1 0xa4
#define NAND_DEV_CMD2 0xa8
#define NAND_DEV_CMD_VLD 0xac
-#define SFLASHC_BURST_CFG 0xe0
#define NAND_ERASED_CW_DETECT_CFG 0xe8
#define NAND_ERASED_CW_DETECT_STATUS 0xec
#define NAND_EBI2_ECC_BUF_CFG 0xf0
@@ -2774,7 +2773,6 @@ static int qcom_nandc_setup(struct qcom_nand_controller *nandc)
u32 nand_ctrl;

/* kill onenand */
- nandc_write(nandc, SFLASHC_BURST_CFG, 0);
nandc_write(nandc, dev_cmd_reg_addr(nandc, NAND_DEV_CMD_VLD),
NAND_DEV_CMD_VLD_VAL);

--
2.7.4