From: Piotr Dymacz Date: Fri, 4 Mar 2016 01:12:21 +0000 (+0100) Subject: Add QC/A DRAM related reg defines, function prototypes and use defines from soc_commo... X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=9467ad30560736662ac1061e2247b80a802e79f1;p=oweals%2Fu-boot_mod.git Add QC/A DRAM related reg defines, function prototypes and use defines from soc_common.h for memory types --- diff --git a/u-boot/board/ar7240/common/common.c b/u-boot/board/ar7240/common/common.c index b2aa70f..e572d25 100644 --- a/u-boot/board/ar7240/common/common.c +++ b/u-boot/board/ar7240/common/common.c @@ -47,19 +47,19 @@ void print_board_info(void) printf("%" ALIGN_SIZE "s ", "RAM:"); print_size(bd->bi_memsize, ""); - switch (qca_mem_type()) { - case QCA_RST_BOOTSTRAP_MEM_TYPE_SDR_VAL: - puts(" SDR\n"); - break; - case QCA_RST_BOOTSTRAP_MEM_TYPE_DDR1_VAL: - puts(" DDR1\n"); - break; - case QCA_RST_BOOTSTRAP_MEM_TYPE_DDR2_VAL: - puts(" DDR2\n"); - break; - default: - puts("\n"); - break; + switch (qca_dram_type()) { + case RAM_MEMORY_TYPE_SDR: + puts(" SDR\n"); + break; + case RAM_MEMORY_TYPE_DDR1: + puts(" DDR1\n"); + break; + case RAM_MEMORY_TYPE_DDR2: + puts(" DDR2\n"); + break; + default: + puts("\n"); + break; } /* SPI NOR FLASH sizes and types */ diff --git a/u-boot/cpu/mips/ar7240/qca_common.c b/u-boot/cpu/mips/ar7240/qca_common.c index 50116a7..791ff84 100644 --- a/u-boot/cpu/mips/ar7240/qca_common.c +++ b/u-boot/cpu/mips/ar7240/qca_common.c @@ -26,10 +26,39 @@ inline u32 qca_xtal_is_40mhz(void) /* * Return memory type value from BOOT_STRAP register */ -inline u32 qca_mem_type(void) +u32 qca_dram_type(void) { - return ((qca_soc_reg_read(QCA_RST_BOOTSTRAP_REG) & - QCA_RST_BOOTSTRAP_MEM_TYPE_MASK) >> QCA_RST_BOOTSTRAP_MEM_TYPE_SHIFT); +#if defined(CONFIG_BOARD_CONST_DRAM_TYPE_SDR) + return RAM_MEMORY_TYPE_SDR; +#elif defined(CONFIG_BOARD_CONST_DRAM_TYPE_DDR1) + return RAM_MEMORY_TYPE_DDR1; +#elif defined(CONFIG_BOARD_CONST_DRAM_TYPE_DDR2) + return RAM_MEMORY_TYPE_DDR2; +#else + static u32 dram_type = 0; + + if (dram_type == 0) { + dram_type = ((qca_soc_reg_read(QCA_RST_BOOTSTRAP_REG) & + QCA_RST_BOOTSTRAP_MEM_TYPE_MASK) >> QCA_RST_BOOTSTRAP_MEM_TYPE_SHIFT); + + switch (dram_type) { + case QCA_RST_BOOTSTRAP_MEM_TYPE_SDR_VAL: + dram_type = RAM_MEMORY_TYPE_SDR; + break; + case QCA_RST_BOOTSTRAP_MEM_TYPE_DDR1_VAL: + dram_type = RAM_MEMORY_TYPE_DDR1; + break; + case QCA_RST_BOOTSTRAP_MEM_TYPE_DDR2_VAL: + dram_type = RAM_MEMORY_TYPE_DDR2; + break; + default: + dram_type = RAM_MEMORY_TYPE_UNKNOWN; + break; + } + } + + return dram_type; +#endif } /* diff --git a/u-boot/include/soc/qca_soc_common.h b/u-boot/include/soc/qca_soc_common.h index 60010e7..fc55f5a 100644 --- a/u-boot/include/soc/qca_soc_common.h +++ b/u-boot/include/soc/qca_soc_common.h @@ -53,13 +53,15 @@ */ #define QCA_DDR_CFG_REG QCA_DDR_CTRL_BASE_REG + 0x000 #define QCA_DDR_CFG2_REG QCA_DDR_CTRL_BASE_REG + 0x004 -#define QCA_DDR_MODE_REG QCA_DDR_CTRL_BASE_REG + 0x008 -#define QCA_DDR_EXTENDED_MODE_REG QCA_DDR_CTRL_BASE_REG + 0x00C +#define QCA_DDR_MR_REG QCA_DDR_CTRL_BASE_REG + 0x008 +#define QCA_DDR_EMR_REG QCA_DDR_CTRL_BASE_REG + 0x00C #define QCA_DDR_CTRL_REG QCA_DDR_CTRL_BASE_REG + 0x010 #define QCA_DDR_REFRESH_REG QCA_DDR_CTRL_BASE_REG + 0x014 #define QCA_DDR_RD_DATA_THIS_CYCLE_REG QCA_DDR_CTRL_BASE_REG + 0x018 #define QCA_DDR_TAP_CTRL_0_REG QCA_DDR_CTRL_BASE_REG + 0x01C #define QCA_DDR_TAP_CTRL_1_REG QCA_DDR_CTRL_BASE_REG + 0x020 +#define QCA_DDR_TAP_CTRL_2_REG QCA_DDR_CTRL_BASE_REG + 0x024 +#define QCA_DDR_TAP_CTRL_3_REG QCA_DDR_CTRL_BASE_REG + 0x028 #if (SOC_TYPE & QCA_AR933X_SOC) #define QCA_DDR_WB_FLUSH_GE0_REG QCA_DDR_CTRL_BASE_REG + 0x07C @@ -100,6 +102,116 @@ #define QCA_DDR_CFG3_REG QCA_DDR_CTRL_BASE_REG + 0x15C #endif +/* + * DDR registers BIT fields + */ + +/* DDR_CONFIG register (DDR DRAM configuration) */ +#define QCA_DDR_CFG_TRAS_SHIFT 0 +#define QCA_DDR_CFG_TRAS_MASK BITS(QCA_DDR_CFG_TRAS_SHIFT, 5) +#define QCA_DDR_CFG_TRCD_SHIFT 5 +#define QCA_DDR_CFG_TRCD_MASK BITS(QCA_DDR_CFG_TRCD_SHIFT, 4) +#define QCA_DDR_CFG_TRP_SHIFT 9 +#define QCA_DDR_CFG_TRP_MASK BITS(QCA_DDR_CFG_TRP_SHIFT, 4) +#define QCA_DDR_CFG_TRRD_SHIFT 13 +#define QCA_DDR_CFG_TRRD_MASK BITS(QCA_DDR_CFG_TRRD_SHIFT, 4) +#define QCA_DDR_CFG_TRFC_SHIFT 17 +#define QCA_DDR_CFG_TRFC_MASK BITS(QCA_DDR_CFG_TRFC_SHIFT, 6) +#define QCA_DDR_CFG_TMRD_SHIFT 23 +#define QCA_DDR_CFG_TMRD_MASK BITS(QCA_DDR_CFG_TMRD_SHIFT, 4) +#define QCA_DDR_CFG_CAS_3LSB_SHIFT 27 +#define QCA_DDR_CFG_CAS_3LSB_MASK BITS(QCA_DDR_CFG_CAS_3LSB_SHIFT, 3) +#define QCA_DDR_CFG_OPEN_PAGE_SHIFT 30 +#define QCA_DDR_CFG_OPEN_PAGE_MASK 1 << QCA_DDR_CFG_OPEN_PAGE_SHIFT +#define QCA_DDR_CFG_CAS_MSB_SHIFT 31 +#define QCA_DDR_CFG_CAS_MSB_MASK 1 << QCA_DDR_CFG_CAS_MSB_SHIFT + +/* DDR_CONFIG2 register (DDR DRAM configuration 2) */ +#define QCA_DDR_CFG2_BURST_LEN_SHIFT 0 +#define QCA_DDR_CFG2_BURST_LEN_MASK BITS(QCA_DDR_CFG2_BURST_LEN_SHIFT, 4) +#define QCA_DDR_CFG2_BURST_TYPE_SHIFT 4 +#define QCA_DDR_CFG2_BURST_TYPE_MASK 1 << QCA_DDR_CFG2_BURST_TYPE_SHIFT +#define QCA_DDR_CFG2_CTRL_OE_EN_SHIFT 5 +#define QCA_DDR_CFG2_CTRL_OE_EN_MASK 1 << QCA_DDR_CFG2_CTRL_OE_EN_SHIFT +#define QCA_DDR_CFG2_PHASE_SEL_SHIFT 6 +#define QCA_DDR_CFG2_PHASE_SEL_MASK 1 << QCA_DDR_CFG2_PHASE_SEL_SHIFT +#define QCA_DDR_CFG2_CKE_SHIFT 7 +#define QCA_DDR_CFG2_CKE_MASK 1 << QCA_DDR_CFG2_CKE_SHIFT +#define QCA_DDR_CFG2_TWR_SHIFT 8 +#define QCA_DDR_CFG2_TWR_MASK BITS(QCA_DDR_CFG2_TWR_SHIFT, 4) +#define QCA_DDR_CFG2_TRTW_SHIFT 12 +#define QCA_DDR_CFG2_TRTW_MASK BITS(QCA_DDR_CFG2_TRTW_SHIFT, 5) +#define QCA_DDR_CFG2_TRTP_SHIFT 17 +#define QCA_DDR_CFG2_TRTP_MASK BITS(QCA_DDR_CFG2_TRTP_SHIFT, 4) +#define QCA_DDR_CFG2_TWTR_SHIFT 21 +#define QCA_DDR_CFG2_TWTR_MASK BITS(QCA_DDR_CFG2_TWTR_SHIFT, 5) +#define QCA_DDR_CFG2_GATE_OPEN_LATENCY_SHIFT 26 +#define QCA_DDR_CFG2_GATE_OPEN_LATENCY_MASK BITS(QCA_DDR_CFG2_GATE_OPEN_LATENCY_SHIFT, 4) +#define QCA_DDR_CFG2_SWAP_A26_A27_SHIFT 30 +#define QCA_DDR_CFG2_SWAP_A26_A27_MASK 1 << QCA_DDR_CFG2_SWAP_A26_A27_SHIFT +#define QCA_DDR_CFG2_HALF_WIDTH_LOW_SHIFT 31 +#define QCA_DDR_CFG2_HALF_WIDTH_LOW_MASK 1 << QCA_DDR_CFG2_HALF_WIDTH_LOW_SHIFT + +/* DDR_MODE register (DDR mode register value) */ +#define QCA_DDR_MR_VALUE_SHIFT 0 +#define QCA_DDR_MR_VALUE_MASK BITS(QCA_DDR_MR_VALUE_SHIFT, 14) + + +/* DDR_EMR registers (DDR extended mode register 1/2/3 values) */ +#define QCA_DDR_EMR_VALUE_SHIFT 0 +#define QCA_DDR_EMR_VALUE_MASK BITS(QCA_DDR_EMR_VALUE_SHIFT, 14) + +/* DDR_CONTROL register (DDR control) */ +#define QCA_DDR_CTRL_FORCE_MRS_SHIFT 0 +#define QCA_DDR_CTRL_FORCE_MRS_MASK 1 << QCA_DDR_CTRL_FORCE_MRS_SHIFT +#define QCA_DDR_CTRL_FORCE_EMRS_SHIFT 1 +#define QCA_DDR_CTRL_FORCE_EMRS_MASK 1 << QCA_DDR_CTRL_FORCE_EMRS_SHIFT +#define QCA_DDR_CTRL_FORCE_AUTO_REFRESH_SHIFT 2 +#define QCA_DDR_CTRL_FORCE_AUTO_REFRESH_MASK 1 << QCA_DDR_CTRL_FORCE_AUTO_REFRESH_SHIFT +#define QCA_DDR_CTRL_FORCE_PRECHARGE_ALL_SHIFT 3 +#define QCA_DDR_CTRL_FORCE_PRECHARGE_ALL_MASK 1 << QCA_DDR_CTRL_FORCE_PRECHARGE_ALL_SHIFT +#define QCA_DDR_CTRL_FORCE_EMR2S_SHIFT 4 +#define QCA_DDR_CTRL_FORCE_EMR2S_MASK 1 << QCA_DDR_CTRL_FORCE_EMR2S_SHIFT +#define QCA_DDR_CTRL_FORCE_EMR3S_SHIFT 5 +#define QCA_DDR_CTRL_FORCE_EMR3S_MASK 1 << QCA_DDR_CTRL_FORCE_EMR3S_SHIFT + +/* DDR_REFRESH register (DDR refresh control and configuration) */ +#define QCA_DDR_REFRESH_PERIOD_SHIFT 0 +#define QCA_DDR_REFRESH_PERIOD_MASK BITS(QCA_DDR_REFRESH_PERIOD_SHIFT, 14) +#define QCA_DDR_REFRESH_EN_SHIFT 14 +#define QCA_DDR_REFRESH_EN_MASK 1 << QCA_DDR_REFRESH_EN_SHIFT + +/* DDR_RD_DATA_THIS_CYCLE register (DDR read data capture bit mask) */ +#define QCA_DDR_RD_DATA_THIS_CYCLE_VEC_SHIFT 0 +#define QCA_DDR_RD_DATA_THIS_CYCLE_VEC_MASK BITS(QCA_DDR_RD_DATA_THIS_CYCLE_VEC_SHIFT, 32) + +/* TAP_CONTROL_X registers (DQS delay tap control for byte X) */ +#if (SOC_TYPE & QCA_AR933X_SOC) | \ + (SOC_TYPE & QCA_AR934X_SOC) + #define QCA_DDR_TAP_CTRL_TAP_L_SHIFT 0 + #define QCA_DDR_TAP_CTRL_TAP_L_MASK BITS(QCA_DDR_TAP_CTRL_TAP_L_SHIFT, 5) + #define QCA_DDR_TAP_CTRL_TAP_H_SHIFT 8 + #define QCA_DDR_TAP_CTRL_TAP_H_MASK BITS(QCA_DDR_TAP_CTRL_TAP_H_SHIFT, 2) + #define QCA_DDR_TAP_CTRL_TAP_H_BYPASS_SHIFT 16 + #define QCA_DDR_TAP_CTRL_TAP_H_BYPASS_MASK QCA_DDR_TAP_CTRL_TAP_H_BYPASS_SHIFT +#else + #define QCA_DDR_TAP_CTRL_TAP_SHIFT 0 + #define QCA_DDR_TAP_CTRL_TAP_MASK BITS(QCA_DDR_TAP_CTRL_TAP_SHIFT, 6) +#endif + +/* DDR_DDR2_CONFIG register (DDR2 configuration) */ +#define QCA_DDR_DDR2_CFG_DDR2_EN_SHIFT 0 +#define QCA_DDR_DDR2_CFG_DDR2_EN_MASK 1 << QCA_DDR_DDR2_CFG_DDR2_EN_SHIFT +#define QCA_DDR_DDR2_CFG_DDR2_TFAW_SHIFT 2 +#define QCA_DDR_DDR2_CFG_DDR2_TFAW_MASK BITS(QCA_DDR_DDR2_CFG_DDR2_TFAW_SHIFT, 6) +#if (SOC_TYPE & QCA_AR933X_SOC) + #define QCA_DDR_DDR2_CFG_DDR2_TWL_SHIFT 10 + #define QCA_DDR_DDR2_CFG_DDR2_TWL_MASK BITS(QCA_DDR_DDR2_CFG_DDR2_TWL_SHIFT, 3) +#else + #define QCA_DDR_DDR2_CFG_DDR2_TWL_SHIFT 10 + #define QCA_DDR_DDR2_CFG_DDR2_TWL_MASK BITS(QCA_DDR_DDR2_CFG_DDR2_TWL_SHIFT, 4) +#endif + /* * Low-Speed UART registers */ @@ -468,7 +580,7 @@ #define QCA_GPIO_FUNC_2_SLIC_DIO_MUX_EN_SHIFT 15 #define QCA_GPIO_FUNC_2_SLIC_DIO_MUX_EN_MASK (1 << QCA_GPIO_FUNC_2_SLIC_DIO_MUX_EN_SHIFT) #define QCA_GPIO_FUNC_2_MDIO_SLAVE_ADDR_SHIFT 16 - #define QCA_GPIO_FUNC_2_MDIO_SLAVE_ADDR_MASK BITS(QCA_GPIO_FUNC_2__SHIFT, 3) + #define QCA_GPIO_FUNC_2_MDIO_SLAVE_ADDR_MASK BITS(QCA_GPIO_FUNC_2_MDIO_SLAVE_ADDR_SHIFT, 3) #endif /* @@ -1367,12 +1479,14 @@ /* Magic flag for indication that PLL/clocks config is stored in FLASH */ #define QCA_PLL_IN_FLASH_MAGIC 0x504C4C73 +/* Maximum DRAM size: 256 MB */ +#define QCA_DRAM_MAX_SIZE_VAL (256 * 1024 * 1024) + /* * Functions */ #ifndef __ASSEMBLY__ inline u32 qca_xtal_is_40mhz(void); -inline u32 qca_mem_type(void); void qca_soc_name_rev(char *buf); void qca_full_chip_reset(void); void qca_sys_clocks(u32 *cpu_clk, u32 *ddr_clk, u32 *ahb_clk, u32 *spi_clk, u32 *ref_clk); @@ -1381,6 +1495,9 @@ void qca_sf_write_page(u32 bank, u32 address, u32 length, u8 *data); u32 qca_sf_sect_erase(u32 bank, u32 address, u32 sect_size, u8 erase_cmd); u32 qca_sf_sfdp_info(u32 bank, u32 *flash_size, u32 *sector_size, u8 *erase_cmd); u32 qca_sf_jedec_id(u32 bank); +u32 qca_dram_type(void); +u32 qca_dram_size(void); +void qca_dram_init(void); #endif /* !__ASSEMBLY__ */ /*