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imx: gpmi: Add register needed to control nand bus timing 

It is used as delay for gpmi write strobe.

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
This commit is contained in:
Michael Trimarchi 2022-08-30 16:47:51 +02:00 committed by Dario Binacchi
parent 710c4ffb89
commit 9f46b8637f
1 changed files with 9 additions and 0 deletions
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9
arch/arm/include/asm/mach-imx/regs-gpmi.h
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@ -93,6 +93,11 @@ struct mxs_gpmi_regs {
#define GPMI_CTRL1_DECOUPLE_CS (1 << 24)
#define GPMI_CTRL1_WRN_DLY_SEL_MASK (0x3 << 22)
#define GPMI_CTRL1_WRN_DLY_SEL_OFFSET 22
#define GPMI_CTRL1_WRN_DLY_SEL_4_TO_8NS 0x0
#define GPMI_CTRL1_WRN_DLY_SEL_6_TO_10NS 0x1
#define GPMI_CTRL1_WRN_DLY_SEL_7_TO_12NS 0x2
#define GPMI_CTRL1_WRN_DLY_SEL_NO_DELAY 0x3
#define GPMI_CTRL1_TIMEOUT_IRQ_EN (1 << 20)
#define GPMI_CTRL1_GANGED_RDYBUSY (1 << 19)
#define GPMI_CTRL1_BCH_MODE (1 << 18)
@ -111,6 +116,10 @@ struct mxs_gpmi_regs {
#define GPMI_CTRL1_ATA_IRQRDY_POLARITY (1 << 2)
#define GPMI_CTRL1_CAMERA_MODE (1 << 1)
#define GPMI_CTRL1_GPMI_MODE (1 << 0)
#define GPMI_CTRL1_CLEAR_MASK (GPMI_CTRL1_WRN_DLY_SEL_MASK | \
GPMI_CTRL1_DLL_ENABLE | \
GPMI_CTRL1_RDN_DELAY_MASK | \
GPMI_CTRL1_HALF_PERIOD)
#define GPMI_TIMING0_ADDRESS_SETUP_MASK (0xff << 16)
#define GPMI_TIMING0_ADDRESS_SETUP_OFFSET 16