diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-mx31/mx31-regs.h | 54 | ||||
| -rw-r--r-- | include/configs/mx31pdk.h | 43 |
2 files changed, 94 insertions, 3 deletions
diff --git a/include/asm-arm/arch-mx31/mx31-regs.h b/include/asm-arm/arch-mx31/mx31-regs.h index 76f4d53..51b02a2 100644 --- a/include/asm-arm/arch-mx31/mx31-regs.h +++ b/include/asm-arm/arch-mx31/mx31-regs.h @@ -61,6 +61,29 @@ #define PLL_MFI(x) (((x) & 0xf) << 10) #define PLL_MFN(x) (((x) & 0x3ff) << 0) +#define WEIM_ESDCTL0 0xB8001000 +#define WEIM_ESDCFG0 0xB8001004 +#define WEIM_ESDCTL1 0xB8001008 +#define WEIM_ESDCFG1 0xB800100C +#define WEIM_ESDMISC 0xB8001010 + +#define ESDCTL_SDE (1 << 31) +#define ESDCTL_CMD_RW (0 << 28) +#define ESDCTL_CMD_PRECHARGE (1 << 28) +#define ESDCTL_CMD_AUTOREFRESH (2 << 28) +#define ESDCTL_CMD_LOADMODEREG (3 << 28) +#define ESDCTL_CMD_MANUALREFRESH (4 << 28) +#define ESDCTL_ROW_13 (2 << 24) +#define ESDCTL_ROW(x) ((x) << 24) +#define ESDCTL_COL_9 (1 << 20) +#define ESDCTL_COL(x) ((x) << 20) +#define ESDCTL_DSIZ(x) ((x) << 16) +#define ESDCTL_SREFR(x) ((x) << 13) +#define ESDCTL_PWDT(x) ((x) << 10) +#define ESDCTL_FP(x) ((x) << 8) +#define ESDCTL_BL(x) ((x) << 7) +#define ESDCTL_PRCT(x) ((x) << 0) + #define WEIM_BASE 0xb8002000 #define CSCR_U(x) (WEIM_BASE + (x) * 0x10) #define CSCR_L(x) (WEIM_BASE + 4 + (x) * 0x10) @@ -181,6 +204,37 @@ #define MUX_CSPI2_MOSI__I2C2_SCL IOMUX_MODE(MUX_CTL_CSPI2_MOSI, MUX_CTL_ALT1) #define MUX_CSPI2_MISO__I2C2_SDA IOMUX_MODE(MUX_CTL_CSPI2_MISO, MUX_CTL_ALT1) +/* PAD control registers for SDR/DDR */ +#define IOMUXC_SW_PAD_CTL_SDCKE1_SDCLK_SDCLK_B (IOMUXC_BASE + 0x26C) +#define IOMUXC_SW_PAD_CTL_CAS_SDWE_SDCKE0 (IOMUXC_BASE + 0x270) +#define IOMUXC_SW_PAD_CTL_BCLK_RW_RAS (IOMUXC_BASE + 0x274) +#define IOMUXC_SW_PAD_CTL_CS5_ECB_LBA (IOMUXC_BASE + 0x278) +#define IOMUXC_SW_PAD_CTL_CS2_CS3_CS4 (IOMUXC_BASE + 0x27C) +#define IOMUXC_SW_PAD_CTL_OE_CS0_CS1 (IOMUXC_BASE + 0x280) +#define IOMUXC_SW_PAD_CTL_DQM3_EB0_EB1 (IOMUXC_BASE + 0x284) +#define IOMUXC_SW_PAD_CTL_DQM0_DQM1_DQM2 (IOMUXC_BASE + 0x288) +#define IOMUXC_SW_PAD_CTL_SD29_SD30_SD31 (IOMUXC_BASE + 0x28C) +#define IOMUXC_SW_PAD_CTL_SD26_SD27_SD28 (IOMUXC_BASE + 0x290) +#define IOMUXC_SW_PAD_CTL_SD23_SD24_SD25 (IOMUXC_BASE + 0x294) +#define IOMUXC_SW_PAD_CTL_SD20_SD21_SD22 (IOMUXC_BASE + 0x298) +#define IOMUXC_SW_PAD_CTL_SD17_SD18_SD19 (IOMUXC_BASE + 0x29C) +#define IOMUXC_SW_PAD_CTL_SD14_SD15_SD16 (IOMUXC_BASE + 0x2A0) +#define IOMUXC_SW_PAD_CTL_SD11_SD12_SD13 (IOMUXC_BASE + 0x2A4) +#define IOMUXC_SW_PAD_CTL_SD8_SD9_SD10 (IOMUXC_BASE + 0x2A8) +#define IOMUXC_SW_PAD_CTL_SD5_SD6_SD7 (IOMUXC_BASE + 0x2AC) +#define IOMUXC_SW_PAD_CTL_SD2_SD3_SD4 (IOMUXC_BASE + 0x2B0) +#define IOMUXC_SW_PAD_CTL_SDBA0_SD0_SD1 (IOMUXC_BASE + 0x2B4) +#define IOMUXC_SW_PAD_CTL_A24_A25_SDBA1 (IOMUXC_BASE + 0x2B8) +#define IOMUXC_SW_PAD_CTL_A21_A22_A23 (IOMUXC_BASE + 0x2BC) +#define IOMUXC_SW_PAD_CTL_A18_A19_A20 (IOMUXC_BASE + 0x2C0) +#define IOMUXC_SW_PAD_CTL_A15_A16_A17 (IOMUXC_BASE + 0x2C4) +#define IOMUXC_SW_PAD_CTL_A12_A13_A14 (IOMUXC_BASE + 0x2C8) +#define IOMUXC_SW_PAD_CTL_A10_MA10_A11 (IOMUXC_BASE + 0x2CC) +#define IOMUXC_SW_PAD_CTL_A7_A8_A9 (IOMUXC_BASE + 0x2D0) +#define IOMUXC_SW_PAD_CTL_A4_A5_A6 (IOMUXC_BASE + 0x2D4) +#define IOMUXC_SW_PAD_CTL_A1_A2_A3 (IOMUXC_BASE + 0x2D8) +#define IOMUXC_SW_PAD_CTL_VPG0_VPG1_A0 (IOMUXC_BASE + 0x2DC) + /* * Memory regions and CS */ diff --git a/include/configs/mx31pdk.h b/include/configs/mx31pdk.h index 7167e9d..a4862c6 100644 --- a/include/configs/mx31pdk.h +++ b/include/configs/mx31pdk.h @@ -43,10 +43,10 @@ #define CONFIG_SETUP_MEMORY_TAGS 1 #define CONFIG_INITRD_TAG 1 -/* No support for NAND boot for i.MX31 PDK yet, so we rely on some other - * program to initialize the SDRAM. - */ +#if defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) #define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_SKIP_RELOCATE_UBOOT +#endif /* * Size of malloc() pool @@ -159,4 +159,41 @@ #define CONFIG_ENV_SIZE (128 * 1024) +/* NAND configuration for the NAND_SPL */ + +/* Start copying real U-boot from the second page */ +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x800 +#define CONFIG_SYS_NAND_U_BOOT_SIZE 0x30000 +/* Load U-Boot to this address */ +#define CONFIG_SYS_NAND_U_BOOT_DST 0x87f00000 +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_NAND_U_BOOT_DST + +#define CONFIG_SYS_NAND_PAGE_SIZE 0x800 +#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024) +#define CONFIG_SYS_NAND_PAGE_COUNT 64 +#define CONFIG_SYS_NAND_SIZE (256 * 1024 * 1024) +#define CONFIG_SYS_NAND_BAD_BLOCK_POS 0 + + +/* Configuration of lowlevel_init.S (clocks and SDRAM) */ +#define CCM_CCMR_SETUP 0x074B0BF5 +#define CCM_PDR0_SETUP_532MHZ (PDR0_CSI_PODF(0x1ff) | PDR0_PER_PODF(7) | \ + PDR0_HSP_PODF(3) | PDR0_NFC_PODF(5) | \ + PDR0_IPG_PODF(1) | PDR0_MAX_PODF(3) | \ + PDR0_MCU_PODF(0)) +#define CCM_MPCTL_SETUP_532MHZ (PLL_PD(0) | PLL_MFD(51) | PLL_MFI(10) | \ + PLL_MFN(12)) + +#define ESDMISC_MDDR_SETUP 0x00000004 +#define ESDMISC_MDDR_RESET_DL 0x0000000c +#define ESDCFG0_MDDR_SETUP 0x006ac73a + +#define ESDCTL_ROW_COL (ESDCTL_SDE | ESDCTL_ROW(2) | ESDCTL_COL(2)) +#define ESDCTL_SETTINGS (ESDCTL_ROW_COL | ESDCTL_SREFR(3) | \ + ESDCTL_DSIZ(2) | ESDCTL_BL(1)) +#define ESDCTL_PRECHARGE (ESDCTL_ROW_COL | ESDCTL_CMD_PRECHARGE) +#define ESDCTL_AUTOREFRESH (ESDCTL_ROW_COL | ESDCTL_CMD_AUTOREFRESH) +#define ESDCTL_LOADMODEREG (ESDCTL_ROW_COL | ESDCTL_CMD_LOADMODEREG) +#define ESDCTL_RW ESDCTL_SETTINGS + #endif /* __CONFIG_H */ |