Hi, On 11/04/2014 05:23 AM, Julian Calaby wrote: > Hi Hans, > > On Tue, Nov 4, 2014 at 2:34 AM, Hans de Goede <[email protected]> wrote: >> In preparation for adding sun6i dram support. >> >> Signed-off-by: Hans de Goede <[email protected]> >> --- >> arch/arm/cpu/armv7/sunxi/Makefile | 6 +- >> arch/arm/cpu/armv7/sunxi/dram.c | 750 >> --------------------------- >> arch/arm/cpu/armv7/sunxi/dram_sun4i.c | 750 >> +++++++++++++++++++++++++++ >> arch/arm/include/asm/arch-sunxi/dram.h | 171 +----- >> arch/arm/include/asm/arch-sunxi/dram_sun4i.h | 182 +++++++ >> 5 files changed, 941 insertions(+), 918 deletions(-) >> delete mode 100644 arch/arm/cpu/armv7/sunxi/dram.c >> create mode 100644 arch/arm/cpu/armv7/sunxi/dram_sun4i.c >> create mode 100644 arch/arm/include/asm/arch-sunxi/dram_sun4i.h >> >> diff --git a/arch/arm/include/asm/arch-sunxi/dram.h >> b/arch/arm/include/asm/arch-sunxi/dram.h >> index 1945f75..9072e68 100644 >> --- a/arch/arm/include/asm/arch-sunxi/dram.h >> +++ b/arch/arm/include/asm/arch-sunxi/dram.h >> @@ -14,172 +14,13 @@ >> >> #include <linux/types.h> >> >> -struct sunxi_dram_reg { >> - u32 ccr; /* 0x00 controller configuration register */ >> - u32 dcr; /* 0x04 dram configuration register */ >> - u32 iocr; /* 0x08 i/o configuration register */ >> - u32 csr; /* 0x0c controller status register */ >> - u32 drr; /* 0x10 dram refresh register */ >> - u32 tpr0; /* 0x14 dram timing parameters register 0 */ >> - u32 tpr1; /* 0x18 dram timing parameters register 1 */ >> - u32 tpr2; /* 0x1c dram timing parameters register 2 */ >> - u32 gdllcr; /* 0x20 global dll control register */ >> - u8 res0[0x28]; >> - u32 rslr0; /* 0x4c rank system latency register */ >> - u32 rslr1; /* 0x50 rank system latency register */ >> - u8 res1[0x8]; >> - u32 rdgr0; /* 0x5c rank dqs gating register */ >> - u32 rdgr1; /* 0x60 rank dqs gating register */ >> - u8 res2[0x34]; >> - u32 odtcr; /* 0x98 odt configuration register */ >> - u32 dtr0; /* 0x9c data training register 0 */ >> - u32 dtr1; /* 0xa0 data training register 1 */ >> - u32 dtar; /* 0xa4 data training address register */ >> - u32 zqcr0; /* 0xa8 zq control register 0 */ >> - u32 zqcr1; /* 0xac zq control register 1 */ >> - u32 zqsr; /* 0xb0 zq status register */ >> - u32 idcr; /* 0xb4 initializaton delay configure reg */ >> - u8 res3[0x138]; >> - u32 mr; /* 0x1f0 mode register */ >> - u32 emr; /* 0x1f4 extended mode register */ >> - u32 emr2; /* 0x1f8 extended mode register */ >> - u32 emr3; /* 0x1fc extended mode register */ >> - u32 dllctr; /* 0x200 dll control register */ >> - u32 dllcr[5]; /* 0x204 dll control register 0(byte 0) */ >> - /* 0x208 dll control register 1(byte 1) */ >> - /* 0x20c dll control register 2(byte 2) */ >> - /* 0x210 dll control register 3(byte 3) */ >> - /* 0x214 dll control register 4(byte 4) */ >> - u32 dqtr0; /* 0x218 dq timing register */ >> - u32 dqtr1; /* 0x21c dq timing register */ >> - u32 dqtr2; /* 0x220 dq timing register */ >> - u32 dqtr3; /* 0x224 dq timing register */ >> - u32 dqstr; /* 0x228 dqs timing register */ >> - u32 dqsbtr; /* 0x22c dqsb timing register */ >> - u32 mcr; /* 0x230 mode configure register */ >> - u8 res[0x8]; >> - u32 ppwrsctl; /* 0x23c pad power save control */ >> - u32 apr; /* 0x240 arbiter period register */ >> - u32 pldtr; /* 0x244 priority level data threshold reg */ >> - u8 res5[0x8]; >> - u32 hpcr[32]; /* 0x250 host port configure register */ >> - u8 res6[0x10]; >> - u32 csel; /* 0x2e0 controller select register */ >> -}; >> - >> -struct dram_para { >> - u32 clock; >> - u32 mbus_clock; >> - u32 type; >> - u32 rank_num; >> - u32 density; >> - u32 io_width; >> - u32 bus_width; >> - u32 cas; >> - u32 zq; >> - u32 odt_en; >> - u32 size; >> - u32 tpr0; >> - u32 tpr1; >> - u32 tpr2; >> - u32 tpr3; >> - u32 tpr4; >> - u32 tpr5; >> - u32 emr1; >> - u32 emr2; >> - u32 emr3; >> - u32 dqs_gating_delay; >> - u32 active_windowing; >> -}; >> - >> -#define DRAM_CCR_COMMAND_RATE_1T (0x1 << 5) >> -#define DRAM_CCR_DQS_GATE (0x1 << 14) >> -#define DRAM_CCR_DQS_DRIFT_COMP (0x1 << 17) >> -#define DRAM_CCR_ITM_OFF (0x1 << 28) >> -#define DRAM_CCR_DATA_TRAINING (0x1 << 30) >> -#define DRAM_CCR_INIT (0x1 << 31) >> - >> -#define DRAM_MEMORY_TYPE_DDR1 1 >> -#define DRAM_MEMORY_TYPE_DDR2 2 >> -#define DRAM_MEMORY_TYPE_DDR3 3 >> -#define DRAM_MEMORY_TYPE_LPDDR2 4 >> -#define DRAM_MEMORY_TYPE_LPDDR 5 >> -#define DRAM_DCR_TYPE (0x1 << 0) >> -#define DRAM_DCR_TYPE_DDR2 0x0 >> -#define DRAM_DCR_TYPE_DDR3 0x1 >> -#define DRAM_DCR_IO_WIDTH(n) (((n) & 0x3) << 1) >> -#define DRAM_DCR_IO_WIDTH_MASK DRAM_DCR_IO_WIDTH(0x3) >> -#define DRAM_DCR_IO_WIDTH_8BIT 0x0 >> -#define DRAM_DCR_IO_WIDTH_16BIT 0x1 >> -#define DRAM_DCR_CHIP_DENSITY(n) (((n) & 0x7) << 3) >> -#define DRAM_DCR_CHIP_DENSITY_MASK DRAM_DCR_CHIP_DENSITY(0x7) >> -#define DRAM_DCR_CHIP_DENSITY_256M 0x0 >> -#define DRAM_DCR_CHIP_DENSITY_512M 0x1 >> -#define DRAM_DCR_CHIP_DENSITY_1024M 0x2 >> -#define DRAM_DCR_CHIP_DENSITY_2048M 0x3 >> -#define DRAM_DCR_CHIP_DENSITY_4096M 0x4 >> -#define DRAM_DCR_CHIP_DENSITY_8192M 0x5 >> -#define DRAM_DCR_BUS_WIDTH(n) (((n) & 0x7) << 6) >> -#define DRAM_DCR_BUS_WIDTH_MASK DRAM_DCR_BUS_WIDTH(0x7) >> -#define DRAM_DCR_BUS_WIDTH_32BIT 0x3 >> -#define DRAM_DCR_BUS_WIDTH_16BIT 0x1 >> -#define DRAM_DCR_BUS_WIDTH_8BIT 0x0 >> -#define DRAM_DCR_RANK_SEL(n) (((n) & 0x3) << 10) >> -#define DRAM_DCR_RANK_SEL_MASK DRAM_DCR_CMD_RANK(0x3) >> -#define DRAM_DCR_CMD_RANK_ALL (0x1 << 12) >> -#define DRAM_DCR_MODE(n) (((n) & 0x3) << 13) >> -#define DRAM_DCR_MODE_MASK DRAM_DCR_MODE(0x3) >> -#define DRAM_DCR_MODE_SEQ 0x0 >> -#define DRAM_DCR_MODE_INTERLEAVE 0x1 >> - >> -#define DRAM_CSR_DTERR (0x1 << 20) >> -#define DRAM_CSR_DTIERR (0x1 << 21) >> -#define DRAM_CSR_FAILED (DRAM_CSR_DTERR | DRAM_CSR_DTIERR) >> - >> -#define DRAM_DRR_TRFC(n) ((n) & 0xff) >> -#define DRAM_DRR_TREFI(n) (((n) & 0xffff) << 8) >> -#define DRAM_DRR_BURST(n) ((((n) - 1) & 0xf) << 24) >> - >> -#define DRAM_MCR_MODE_NORM(n) (((n) & 0x3) << 0) >> -#define DRAM_MCR_MODE_NORM_MASK DRAM_MCR_MOD_NORM(0x3) >> -#define DRAM_MCR_MODE_DQ_OUT(n) (((n) & 0x3) << 2) >> -#define DRAM_MCR_MODE_DQ_OUT_MASK DRAM_MCR_MODE_DQ_OUT(0x3) >> -#define DRAM_MCR_MODE_ADDR_OUT(n) (((n) & 0x3) << 4) >> -#define DRAM_MCR_MODE_ADDR_OUT_MASK DRAM_MCR_MODE_ADDR_OUT(0x3) >> -#define DRAM_MCR_MODE_DQ_IN_OUT(n) (((n) & 0x3) << 6) >> -#define DRAM_MCR_MODE_DQ_IN_OUT_MASK DRAM_MCR_MODE_DQ_IN_OUT(0x3) >> -#define DRAM_MCR_MODE_DQ_TURNON_DELAY(n) (((n) & 0x7) << 8) >> -#define DRAM_MCR_MODE_DQ_TURNON_DELAY_MASK >> DRAM_MCR_MODE_DQ_TURNON_DELAY(0x7) >> -#define DRAM_MCR_MODE_ADDR_IN (0x1 << 11) >> -#define DRAM_MCR_RESET (0x1 << 12) >> -#define DRAM_MCR_MODE_EN(n) (((n) & 0x3) << 13) >> -#define DRAM_MCR_MODE_EN_MASK DRAM_MCR_MOD_EN(0x3) >> -#define DRAM_MCR_DCLK_OUT (0x1 << 16) >> - >> -#define DRAM_DLLCR_NRESET (0x1 << 30) >> -#define DRAM_DLLCR_DISABLE (0x1 << 31) >> - >> -#define DRAM_ZQCR0_IMP_DIV(n) (((n) & 0xff) << 20) >> -#define DRAM_ZQCR0_IMP_DIV_MASK DRAM_ZQCR0_IMP_DIV(0xff) >> -#define DRAM_ZQCR0_ZCAL (1 << 31) /* Starts ZQ calibration when set to 1 */ >> -#define DRAM_ZQCR0_ZDEN (1 << 28) /* Uses ZDATA instead of doing >> calibration */ >> - >> -#define DRAM_ZQSR_ZDONE (1 << 31) /* ZQ calibration completion flag */ >> - >> -#define DRAM_IOCR_ODT_EN(n) ((((n) & 0x3) << 30) | ((n) & 0x3) << 0) >> -#define DRAM_IOCR_ODT_EN_MASK DRAM_IOCR_ODT_EN(0x3) >> - >> -#define DRAM_MR_BURST_LENGTH(n) (((n) & 0x7) << 0) >> -#define DRAM_MR_BURST_LENGTH_MASK DRAM_MR_BURST_LENGTH(0x7) >> -#define DRAM_MR_CAS_LAT(n) (((n) & 0x7) << 4) >> -#define DRAM_MR_CAS_LAT_MASK DRAM_MR_CAS_LAT(0x7) >> -#define DRAM_MR_WRITE_RECOVERY(n) (((n) & 0x7) << 9) >> -#define DRAM_MR_WRITE_RECOVERY_MASK DRAM_MR_WRITE_RECOVERY(0x7) >> -#define DRAM_MR_POWER_DOWN (0x1 << 12) >> - >> -#define DRAM_CSEL_MAGIC 0x16237495 >> +/* dram regs definition */ >> +#if defined(CONFIG_MACH_SUN6I) >> +#include <asm/arch/dram_sun6i.h> > > I'm sure CONFIG_MACH_SUN6I isn't set yet, but doesn't this file not exist?
Actually it can be set already, good catch, will fix for v2. Regards, Hans -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
