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author | Michael Trimarchi <michael@amarulasolutions.com> | 2022-08-30 17:47:51 +0300 |
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committer | Dario Binacchi <dario.binacchi@amarulasolutions.com> | 2022-10-09 11:42:26 +0300 |
commit | 9f46b8637f584bf970b77aafec1a739e90368c65 (patch) | |
tree | 22553e1d961af76e014c7e0a10d25fbee4578350 /arch/arm | |
parent | 710c4ffb890f61ab7ca55700b85aa10945f1901c (diff) | |
download | u-boot-9f46b8637f584bf970b77aafec1a739e90368c65.tar.xz |
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>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/include/asm/mach-imx/regs-gpmi.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mach-imx/regs-gpmi.h b/arch/arm/include/asm/mach-imx/regs-gpmi.h index 33daa53c45..7a15778631 100644 --- a/arch/arm/include/asm/mach-imx/regs-gpmi.h +++ b/arch/arm/include/asm/mach-imx/regs-gpmi.h @@ -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 |