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| author | Marek Vasut <marek.vasut@gmail.com> | 2010-07-28 01:32:05 (GMT) |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-08-05 06:32:47 (GMT) |
| commit | e6a8ef54774fb01f0cf7c6d3679c76a0b60fab3b (patch) | |
| tree | 495af67ab5461584fa0655ba45464802464ab75c /arch/arm/mach-pxa/include | |
| parent | 02a453e4a5a7ca8c8801140f412d327686112e4e (diff) | |
| download | linux-e6a8ef54774fb01f0cf7c6d3679c76a0b60fab3b.tar.xz | |
[ARM] pxa/balloon3: Add NAND driver
The NAND support is implemented through the gen_nand driver.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa/include')
| -rw-r--r-- | arch/arm/mach-pxa/include/mach/balloon3.h | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/arch/arm/mach-pxa/include/mach/balloon3.h b/arch/arm/mach-pxa/include/mach/balloon3.h index 238f887..eec92e6 100644 --- a/arch/arm/mach-pxa/include/mach/balloon3.h +++ b/arch/arm/mach-pxa/include/mach/balloon3.h @@ -31,12 +31,15 @@ enum balloon3_features { #define BALLOON3_CF_CONTROL_REG (BALLOON3_FPGA_VIRT + 0x00e00008) /* FPGA / CPLD version register */ #define BALLOON3_FPGA_VER (BALLOON3_FPGA_VIRT + 0x00e0001c) +/* FPGA / CPLD registers for NAND flash */ +#define BALLOON3_NAND_BASE (PXA_CS4_PHYS + 0x00e00000) +#define BALLOON3_NAND_IO_REG (BALLOON3_FPGA_VIRT + 0x00e00000) +#define BALLOON3_NAND_CONTROL2_REG (BALLOON3_FPGA_VIRT + 0x00e00010) +#define BALLOON3_NAND_STAT_REG (BALLOON3_FPGA_VIRT + 0x00e00010) +#define BALLOON3_NAND_CONTROL_REG (BALLOON3_FPGA_VIRT + 0x00e00014) -#define BALLOON3_NANDIO_IO_REG (BALLOON3_FPGA_VIRT + 0x00e00000) /* fpga/cpld interrupt control register */ #define BALLOON3_INT_CONTROL_REG (BALLOON3_FPGA_VIRT + 0x00e0000C) -#define BALLOON3_NANDIO_CTL2_REG (BALLOON3_FPGA_VIRT + 0x00e00010) -#define BALLOON3_NANDIO_CTL_REG (BALLOON3_FPGA_VIRT + 0x00e00014) #define BALLOON3_VERSION_REG (BALLOON3_FPGA_VIRT + 0x00e0001c) #define BALLOON3_SAMOSA_ADDR_REG (BALLOON3_FPGA_VIRT + 0x00c00000) @@ -56,6 +59,22 @@ enum balloon3_features { #define BALLOON3_BP_CF_NRDY_IRQ BALLOON3_IRQ(0) #define BALLOON3_BP_NSTSCHG_IRQ BALLOON3_IRQ(1) +/* NAND Control register */ +#define BALLOON3_NAND_CONTROL_FLWP (1 << 7) +#define BALLOON3_NAND_CONTROL_FLSE (1 << 6) +#define BALLOON3_NAND_CONTROL_FLCE3 (1 << 5) +#define BALLOON3_NAND_CONTROL_FLCE2 (1 << 4) +#define BALLOON3_NAND_CONTROL_FLCE1 (1 << 3) +#define BALLOON3_NAND_CONTROL_FLCE0 (1 << 2) +#define BALLOON3_NAND_CONTROL_FLALE (1 << 1) +#define BALLOON3_NAND_CONTROL_FLCLE (1 << 0) + +/* NAND Status register */ +#define BALLOON3_NAND_STAT_RNB (1 << 0) + +/* NAND Control2 register */ +#define BALLOON3_NAND_CONTROL2_16BIT (1 << 0) + /* GPIOs for irqs */ #define BALLOON3_GPIO_AUX_NIRQ (94) #define BALLOON3_GPIO_CODEC_IRQ (95) @@ -69,6 +88,9 @@ enum balloon3_features { #define BALLOON3_GPIO_S0_CD (105) +/* NAND */ +#define BALLOON3_GPIO_RUN_NAND (102) + /* PCF8574A Leds */ #define BALLOON3_PCF_GPIO_BASE 160 #define BALLOON3_PCF_GPIO_LED0 (BALLOON3_PCF_GPIO_BASE + 0) |