From: YouMin Chen cym@rock-chips.com
RK3328 has a similar controller and phy with PX30, so we can use the common driver for it and remove the duplicate codes.
Signed-off-by: YouMin Chen cym@rock-chips.com Signed-off-by: Kever Yang kever.yang@rock-chips.com ---
Changes in v3: None Changes in v2: None
arch/arm/dts/rk3328-sdram-ddr3-666.dtsi | 4 + arch/arm/dts/rk3328-sdram-lpddr3-1600.dtsi | 4 + arch/arm/dts/rk3328-sdram-lpddr3-666.dtsi | 4 + .../include/asm/arch-rockchip/sdram_rk3328.h | 419 +++------- arch/arm/mach-rockchip/Kconfig | 1 + configs/evb-rk3328_defconfig | 2 +- configs/rock64-rk3328_defconfig | 2 +- drivers/ram/rockchip/Makefile | 2 +- drivers/ram/rockchip/sdram_rk3328.c | 763 ++++-------------- 9 files changed, 295 insertions(+), 906 deletions(-)
diff --git a/arch/arm/dts/rk3328-sdram-ddr3-666.dtsi b/arch/arm/dts/rk3328-sdram-ddr3-666.dtsi index d99e7e0352..3e88ed443b 100644 --- a/arch/arm/dts/rk3328-sdram-ddr3-666.dtsi +++ b/arch/arm/dts/rk3328-sdram-ddr3-666.dtsi @@ -14,6 +14,8 @@ 0x0 0x10 0x10 + 0x10 + 0x10 0
0x9028b189 @@ -26,6 +28,8 @@
333 3 + 1 + 0 0
0x00000000 diff --git a/arch/arm/dts/rk3328-sdram-lpddr3-1600.dtsi b/arch/arm/dts/rk3328-sdram-lpddr3-1600.dtsi index cc0011cf7b..d63c761a02 100644 --- a/arch/arm/dts/rk3328-sdram-lpddr3-1600.dtsi +++ b/arch/arm/dts/rk3328-sdram-lpddr3-1600.dtsi @@ -14,6 +14,8 @@ 0x0 0x10 0x10 + 0x10 + 0x10 0
0x98899459 @@ -27,6 +29,8 @@ 800 6 1 + 0 + 1
0x00000000 0x43041008 diff --git a/arch/arm/dts/rk3328-sdram-lpddr3-666.dtsi b/arch/arm/dts/rk3328-sdram-lpddr3-666.dtsi index 62d809e833..b9d3b3b948 100644 --- a/arch/arm/dts/rk3328-sdram-lpddr3-666.dtsi +++ b/arch/arm/dts/rk3328-sdram-lpddr3-666.dtsi @@ -14,6 +14,8 @@ 0x0 0x10 0x10 + 0x10 + 0x10 0
0x0c48a18a @@ -26,6 +28,8 @@
333 6 + 1 + 0 0
0x00000000 diff --git a/arch/arm/include/asm/arch-rockchip/sdram_rk3328.h b/arch/arm/include/asm/arch-rockchip/sdram_rk3328.h index c747b461a1..10923505d6 100644 --- a/arch/arm/include/asm/arch-rockchip/sdram_rk3328.h +++ b/arch/arm/include/asm/arch-rockchip/sdram_rk3328.h @@ -7,197 +7,13 @@ #ifndef _ASM_ARCH_SDRAM_RK3328_H #define _ASM_ARCH_SDRAM_RK3328_H #include <asm/arch-rockchip/sdram_common.h> +#include <asm/arch-rockchip/sdram_pctl_px30.h> +#include <asm/arch-rockchip/sdram_phy_px30.h> +#include <asm/arch-rockchip/sdram_phy_ron_rtt_px30.h>
#define SR_IDLE 93 #define PD_IDLE 13 #define SDRAM_ADDR 0x00000000 -#define PATTERN (0x5aa5f00f) - -/* ddr pctl registers define */ -#define DDR_PCTL2_MSTR 0x0 -#define DDR_PCTL2_STAT 0x4 -#define DDR_PCTL2_MSTR1 0x8 -#define DDR_PCTL2_MRCTRL0 0x10 -#define DDR_PCTL2_MRCTRL1 0x14 -#define DDR_PCTL2_MRSTAT 0x18 -#define DDR_PCTL2_MRCTRL2 0x1c -#define DDR_PCTL2_DERATEEN 0x20 -#define DDR_PCTL2_DERATEINT 0x24 -#define DDR_PCTL2_PWRCTL 0x30 -#define DDR_PCTL2_PWRTMG 0x34 -#define DDR_PCTL2_HWLPCTL 0x38 -#define DDR_PCTL2_RFSHCTL0 0x50 -#define DDR_PCTL2_RFSHCTL1 0x54 -#define DDR_PCTL2_RFSHCTL2 0x58 -#define DDR_PCTL2_RFSHCTL4 0x5c -#define DDR_PCTL2_RFSHCTL3 0x60 -#define DDR_PCTL2_RFSHTMG 0x64 -#define DDR_PCTL2_RFSHTMG1 0x68 -#define DDR_PCTL2_RFSHCTL5 0x6c -#define DDR_PCTL2_INIT0 0xd0 -#define DDR_PCTL2_INIT1 0xd4 -#define DDR_PCTL2_INIT2 0xd8 -#define DDR_PCTL2_INIT3 0xdc -#define DDR_PCTL2_INIT4 0xe0 -#define DDR_PCTL2_INIT5 0xe4 -#define DDR_PCTL2_INIT6 0xe8 -#define DDR_PCTL2_INIT7 0xec -#define DDR_PCTL2_DIMMCTL 0xf0 -#define DDR_PCTL2_RANKCTL 0xf4 -#define DDR_PCTL2_CHCTL 0xfc -#define DDR_PCTL2_DRAMTMG0 0x100 -#define DDR_PCTL2_DRAMTMG1 0x104 -#define DDR_PCTL2_DRAMTMG2 0x108 -#define DDR_PCTL2_DRAMTMG3 0x10c -#define DDR_PCTL2_DRAMTMG4 0x110 -#define DDR_PCTL2_DRAMTMG5 0x114 -#define DDR_PCTL2_DRAMTMG6 0x118 -#define DDR_PCTL2_DRAMTMG7 0x11c -#define DDR_PCTL2_DRAMTMG8 0x120 -#define DDR_PCTL2_DRAMTMG9 0x124 -#define DDR_PCTL2_DRAMTMG10 0x128 -#define DDR_PCTL2_DRAMTMG11 0x12c -#define DDR_PCTL2_DRAMTMG12 0x130 -#define DDR_PCTL2_DRAMTMG13 0x134 -#define DDR_PCTL2_DRAMTMG14 0x138 -#define DDR_PCTL2_DRAMTMG15 0x13c -#define DDR_PCTL2_DRAMTMG16 0x140 -#define DDR_PCTL2_ZQCTL0 0x180 -#define DDR_PCTL2_ZQCTL1 0x184 -#define DDR_PCTL2_ZQCTL2 0x188 -#define DDR_PCTL2_ZQSTAT 0x18c -#define DDR_PCTL2_DFITMG0 0x190 -#define DDR_PCTL2_DFITMG1 0x194 -#define DDR_PCTL2_DFILPCFG0 0x198 -#define DDR_PCTL2_DFILPCFG1 0x19c -#define DDR_PCTL2_DFIUPD0 0x1a0 -#define DDR_PCTL2_DFIUPD1 0x1a4 -#define DDR_PCTL2_DFIUPD2 0x1a8 -#define DDR_PCTL2_DFIMISC 0x1b0 -#define DDR_PCTL2_DFITMG2 0x1b4 -#define DDR_PCTL2_DFITMG3 0x1b8 -#define DDR_PCTL2_DFISTAT 0x1bc -#define DDR_PCTL2_DBICTL 0x1c0 -#define DDR_PCTL2_ADDRMAP0 0x200 -#define DDR_PCTL2_ADDRMAP1 0x204 -#define DDR_PCTL2_ADDRMAP2 0x208 -#define DDR_PCTL2_ADDRMAP3 0x20c -#define DDR_PCTL2_ADDRMAP4 0x210 -#define DDR_PCTL2_ADDRMAP5 0x214 -#define DDR_PCTL2_ADDRMAP6 0x218 -#define DDR_PCTL2_ADDRMAP7 0x21c -#define DDR_PCTL2_ADDRMAP8 0x220 -#define DDR_PCTL2_ADDRMAP9 0x224 -#define DDR_PCTL2_ADDRMAP10 0x228 -#define DDR_PCTL2_ADDRMAP11 0x22c -#define DDR_PCTL2_ODTCFG 0x240 -#define DDR_PCTL2_ODTMAP 0x244 -#define DDR_PCTL2_SCHED 0x250 -#define DDR_PCTL2_SCHED1 0x254 -#define DDR_PCTL2_PERFHPR1 0x25c -#define DDR_PCTL2_PERFLPR1 0x264 -#define DDR_PCTL2_PERFWR1 0x26c -#define DDR_PCTL2_DQMAP0 0x280 -#define DDR_PCTL2_DQMAP1 0x284 -#define DDR_PCTL2_DQMAP2 0x288 -#define DDR_PCTL2_DQMAP3 0x28c -#define DDR_PCTL2_DQMAP4 0x290 -#define DDR_PCTL2_DQMAP5 0x294 -#define DDR_PCTL2_DBG0 0x300 -#define DDR_PCTL2_DBG1 0x304 -#define DDR_PCTL2_DBGCAM 0x308 -#define DDR_PCTL2_DBGCMD 0x30c -#define DDR_PCTL2_DBGSTAT 0x310 -#define DDR_PCTL2_SWCTL 0x320 -#define DDR_PCTL2_SWSTAT 0x324 -#define DDR_PCTL2_POISONCFG 0x36c -#define DDR_PCTL2_POISONSTAT 0x370 -#define DDR_PCTL2_ADVECCINDEX 0x374 -#define DDR_PCTL2_ADVECCSTAT 0x378 -#define DDR_PCTL2_PSTAT 0x3fc -#define DDR_PCTL2_PCCFG 0x400 -#define DDR_PCTL2_PCFGR_n 0x404 -#define DDR_PCTL2_PCFGW_n 0x408 -#define DDR_PCTL2_PCTRL_n 0x490 - -/* PCTL2_MRSTAT */ -#define MR_WR_BUSY BIT(0) - -/* PHY_REG0 */ -#define DIGITAL_DERESET BIT(3) -#define ANALOG_DERESET BIT(2) -#define DIGITAL_RESET (0 << 3) -#define ANALOG_RESET (0 << 2) - -/* PHY_REG1 */ -#define PHY_DDR2 (0) -#define PHY_LPDDR2 (1) -#define PHY_DDR3 (2) -#define PHY_LPDDR3 (3) -#define PHY_DDR4 (4) -#define PHY_BL_4 (0 << 2) -#define PHY_BL_8 BIT(2) - -/* PHY_REG2 */ -#define PHY_DTT_EN BIT(0) -#define PHY_DTT_DISB (0 << 0) -#define PHY_WRITE_LEVELING_EN BIT(2) -#define PHY_WRITE_LEVELING_DISB (0 << 2) -#define PHY_SELECT_CS0 (2) -#define PHY_SELECT_CS1 (1) -#define PHY_SELECT_CS0_1 (0) -#define PHY_WRITE_LEVELING_SELECTCS(n) (n << 6) -#define PHY_DATA_TRAINING_SELECTCS(n) (n << 4) - -#define PHY_DDR3_RON_RTT_DISABLE (0) -#define PHY_DDR3_RON_RTT_451ohm (1) -#define PHY_DDR3_RON_RTT_225ohm (2) -#define PHY_DDR3_RON_RTT_150ohm (3) -#define PHY_DDR3_RON_RTT_112ohm (4) -#define PHY_DDR3_RON_RTT_90ohm (5) -#define PHY_DDR3_RON_RTT_75ohm (6) -#define PHY_DDR3_RON_RTT_64ohm (7) -#define PHY_DDR3_RON_RTT_56ohm (16) -#define PHY_DDR3_RON_RTT_50ohm (17) -#define PHY_DDR3_RON_RTT_45ohm (18) -#define PHY_DDR3_RON_RTT_41ohm (19) -#define PHY_DDR3_RON_RTT_37ohm (20) -#define PHY_DDR3_RON_RTT_34ohm (21) -#define PHY_DDR3_RON_RTT_33ohm (22) -#define PHY_DDR3_RON_RTT_30ohm (23) -#define PHY_DDR3_RON_RTT_28ohm (24) -#define PHY_DDR3_RON_RTT_26ohm (25) -#define PHY_DDR3_RON_RTT_25ohm (26) -#define PHY_DDR3_RON_RTT_23ohm (27) -#define PHY_DDR3_RON_RTT_22ohm (28) -#define PHY_DDR3_RON_RTT_21ohm (29) -#define PHY_DDR3_RON_RTT_20ohm (30) -#define PHY_DDR3_RON_RTT_19ohm (31) - -#define PHY_DDR4_LPDDR3_RON_RTT_DISABLE (0) -#define PHY_DDR4_LPDDR3_RON_RTT_480ohm (1) -#define PHY_DDR4_LPDDR3_RON_RTT_240ohm (2) -#define PHY_DDR4_LPDDR3_RON_RTT_160ohm (3) -#define PHY_DDR4_LPDDR3_RON_RTT_120ohm (4) -#define PHY_DDR4_LPDDR3_RON_RTT_96ohm (5) -#define PHY_DDR4_LPDDR3_RON_RTT_80ohm (6) -#define PHY_DDR4_LPDDR3_RON_RTT_68ohm (7) -#define PHY_DDR4_LPDDR3_RON_RTT_60ohm (16) -#define PHY_DDR4_LPDDR3_RON_RTT_53ohm (17) -#define PHY_DDR4_LPDDR3_RON_RTT_48ohm (18) -#define PHY_DDR4_LPDDR3_RON_RTT_43ohm (19) -#define PHY_DDR4_LPDDR3_RON_RTT_40ohm (20) -#define PHY_DDR4_LPDDR3_RON_RTT_37ohm (21) -#define PHY_DDR4_LPDDR3_RON_RTT_34ohm (22) -#define PHY_DDR4_LPDDR3_RON_RTT_32ohm (23) -#define PHY_DDR4_LPDDR3_RON_RTT_30ohm (24) -#define PHY_DDR4_LPDDR3_RON_RTT_28ohm (25) -#define PHY_DDR4_LPDDR3_RON_RTT_26ohm (26) -#define PHY_DDR4_LPDDR3_RON_RTT_25ohm (27) -#define PHY_DDR4_LPDDR3_RON_RTT_24ohm (28) -#define PHY_DDR4_LPDDR3_RON_RTT_22ohm (29) -#define PHY_DDR4_LPDDR3_RON_RTT_21ohm (30) -#define PHY_DDR4_LPDDR3_RON_RTT_20ohm (31)
/* noc registers define */ #define DDRCONF 0x8 @@ -220,16 +36,16 @@ #define DDR_GRF_STATUS(n) (DDR_GRF_STATUS_BASE + (n) * 4)
/* CRU_SOFTRESET_CON5 */ -#define ddrphy_psrstn_req(n) (((0x1 << 15) << 16) | (n << 15)) -#define ddrphy_srstn_req(n) (((0x1 << 14) << 16) | (n << 14)) -#define ddrctrl_psrstn_req(n) (((0x1 << 13) << 16) | (n << 13)) -#define ddrctrl_srstn_req(n) (((0x1 << 12) << 16) | (n << 12)) -#define ddrmsch_srstn_req(n) (((0x1 << 11) << 16) | (n << 11)) -#define msch_srstn_req(n) (((0x1 << 9) << 16) | (n << 9)) -#define dfimon_srstn_req(n) (((0x1 << 8) << 16) | (n << 8)) -#define grf_ddr_srstn_req(n) (((0x1 << 7) << 16) | (n << 7)) +#define ddrphy_psrstn_req(n) (((0x1 << 15) << 16) | ((n) << 15)) +#define ddrphy_srstn_req(n) (((0x1 << 14) << 16) | ((n) << 14)) +#define ddrctrl_psrstn_req(n) (((0x1 << 13) << 16) | ((n) << 13)) +#define ddrctrl_srstn_req(n) (((0x1 << 12) << 16) | ((n) << 12)) +#define ddrmsch_srstn_req(n) (((0x1 << 11) << 16) | ((n) << 11)) +#define msch_srstn_req(n) (((0x1 << 9) << 16) | ((n) << 9)) +#define dfimon_srstn_req(n) (((0x1 << 8) << 16) | ((n) << 8)) +#define grf_ddr_srstn_req(n) (((0x1 << 7) << 16) | ((n) << 7)) /* CRU_SOFTRESET_CON9 */ -#define ddrctrl_asrstn_req(n) (((0x1 << 9) << 16) | (n << 9)) +#define ddrctrl_asrstn_req(n) (((0x1 << 9) << 16) | ((n) << 9))
/* CRU register */ #define CRU_PLL_CON(pll_id, n) ((pll_id) * 0x20 + (n) * 4) @@ -256,56 +72,46 @@ #define POSTDIV2(n) ((0x7 << (6 + 16)) | ((n) << 6)) #define REFDIV(n) ((0x3F << 16) | (n))
-union noc_ddrtiming { - u32 d32; - struct { - unsigned acttoact:6; - unsigned rdtomiss:6; - unsigned wrtomiss:6; - unsigned burstlen:3; - unsigned rdtowr:5; - unsigned wrtord:5; - unsigned bwratio:1; - } b; -} NOC_TIMING_T; - -union noc_activate { - u32 d32; - struct { - unsigned rrd:4; - unsigned faw:6; - unsigned fawbank:1; - unsigned reserved1:21; - } b; -}; - -union noc_devtodev { - u32 d32; - struct { - unsigned busrdtord:2; - unsigned busrdtowr:2; - unsigned buswrtord:2; - unsigned reserved2:26; - } b; -}; - -union noc_ddr4timing { - u32 d32; - struct { - unsigned ccdl:3; - unsigned wrtordl:5; - unsigned rrdl:4; - unsigned reserved2:20; - } b; +u16 ddr_cfg_2_rbc[] = { + /* + * [5:4] row(13+n) + * [3] cs(0:0 cs, 1:2 cs) + * [2] bank(0:0bank,1:8bank) + * [1:0] col(11+n) + */ + /* row, cs, bank, col */ + ((3 << 4) | (0 << 3) | (1 << 2) | 0), + ((3 << 4) | (0 << 3) | (1 << 2) | 1), + ((2 << 4) | (0 << 3) | (1 << 2) | 2), + ((3 << 4) | (0 << 3) | (1 << 2) | 2), + ((2 << 4) | (0 << 3) | (1 << 2) | 3), + ((3 << 4) | (1 << 3) | (1 << 2) | 0), + ((3 << 4) | (1 << 3) | (1 << 2) | 1), + ((2 << 4) | (1 << 3) | (1 << 2) | 2), + ((3 << 4) | (0 << 3) | (0 << 2) | 1), + ((2 << 4) | (0 << 3) | (1 << 2) | 1), };
-union noc_ddrmode { - u32 d32; - struct { - unsigned autoprecharge:1; - unsigned bwratioextended:1; - unsigned reserved3:30; - } b; +u16 ddr4_cfg_2_rbc[] = { + /*************************** + * [6] cs 0:0cs 1:2 cs + * [5:3] row(13+n) + * [2] cs(0:0 cs, 1:2 cs) + * [1] bw 0: 16bit 1:32bit + * [0] diebw 0:8bit 1:16bit + ***************************/ + /* cs, row, cs, bw, diebw */ + ((0 << 6) | (3 << 3) | (0 << 2) | (1 << 1) | 0), + ((1 << 6) | (2 << 3) | (0 << 2) | (1 << 1) | 0), + ((0 << 6) | (4 << 3) | (0 << 2) | (0 << 1) | 0), + ((1 << 6) | (3 << 3) | (0 << 2) | (0 << 1) | 0), + ((0 << 6) | (4 << 3) | (0 << 2) | (1 << 1) | 1), + ((1 << 6) | (3 << 3) | (0 << 2) | (1 << 1) | 1), + ((1 << 6) | (4 << 3) | (0 << 2) | (0 << 1) | 1), + ((0 << 6) | (2 << 3) | (1 << 2) | (1 << 1) | 0), + ((0 << 6) | (3 << 3) | (1 << 2) | (0 << 1) | 0), + ((0 << 6) | (3 << 3) | (1 << 2) | (1 << 1) | 1), + ((0 << 6) | (4 << 3) | (1 << 2) | (0 << 1) | 1), };
u32 addrmap[21][9] = { @@ -356,17 +162,65 @@ u32 addrmap[21][9] = { 0x07070707, 0x00000f07, 0x3f00} };
-struct rk3328_msch_timings { - union noc_ddrtiming ddrtiming; - union noc_ddrmode ddrmode; - u32 readlatency; - union noc_activate activate; - union noc_devtodev devtodev; - union noc_ddr4timing ddr4timing; - u32 agingx0; +struct rk3328_ddr_grf_regs { + u32 ddr_grf_con[4]; + u32 reserved[(0x100 - 0x10) / 4]; + u32 ddr_grf_status[11]; };
-struct rk3328_msch_regs { +union noc_ddrtiming { + u32 d32; + struct { + unsigned acttoact:6; + unsigned rdtomiss:6; + unsigned wrtomiss:6; + unsigned burstlen:3; + unsigned rdtowr:5; + unsigned wrtord:5; + unsigned bwratio:1; + } b; +}; + +union noc_activate { + u32 d32; + struct { + unsigned rrd:4; + unsigned faw:6; + unsigned fawbank:1; + unsigned reserved1:21; + } b; +}; + +union noc_devtodev { + u32 d32; + struct { + unsigned busrdtord:2; + unsigned busrdtowr:2; + unsigned buswrtord:2; + unsigned reserved2:26; + } b; +}; + +union noc_ddr4timing { + u32 d32; + struct { + unsigned ccdl:3; + unsigned wrtordl:5; + unsigned rrdl:4; + unsigned reserved2:20; + } b; +}; + +union noc_ddrmode { + u32 d32; + struct { + unsigned autoprecharge:1; + unsigned bwratioextended:1; + unsigned reserved3:30; + } b; +}; + +struct msch_regs { u32 coreid; u32 revisionid; u32 ddrconf; @@ -385,58 +239,27 @@ struct rk3328_msch_regs { u32 ddr4_timing; };
-struct rk3328_ddr_grf_regs { - u32 ddr_grf_con[4]; - u32 reserved[(0x100 - 0x10) / 4]; - u32 ddr_grf_status[11]; -}; - -struct rk3328_ddr_pctl_regs { - u32 pctl[30][2]; -}; - -struct rk3328_ddr_phy_regs { - u32 phy[5][2]; -}; - -struct rk3328_ddr_skew { - u32 a0_a1_skew[15]; - u32 cs0_dm0_skew[11]; - u32 cs0_dm1_skew[11]; - u32 cs0_dm2_skew[11]; - u32 cs0_dm3_skew[11]; - u32 cs1_dm0_skew[11]; - u32 cs1_dm1_skew[11]; - u32 cs1_dm2_skew[11]; - u32 cs1_dm3_skew[11]; +struct sdram_msch_timings { + union noc_ddrtiming ddrtiming; + union noc_ddrmode ddrmode; + u32 readlatency; + union noc_activate activate; + union noc_devtodev devtodev; + union noc_ddr4timing ddr4timing; + u32 agingx0; };
struct rk3328_sdram_channel { - unsigned int rank; - unsigned int col; - /* 3:8bank, 2:4bank */ - unsigned int bk; - /* channel buswidth, 2:32bit, 1:16bit, 0:8bit */ - unsigned int bw; - /* die buswidth, 2:32bit, 1:16bit, 0:8bit */ - unsigned int dbw; - unsigned int row_3_4; - unsigned int cs0_row; - unsigned int cs1_row; - unsigned int ddrconfig; - struct rk3328_msch_timings noc_timings; + struct sdram_cap_info cap_info; + struct sdram_msch_timings noc_timings; };
struct rk3328_sdram_params { struct rk3328_sdram_channel ch; - unsigned int ddr_freq; - unsigned int dramtype; - unsigned int odt; - struct rk3328_ddr_pctl_regs pctl_regs; - struct rk3328_ddr_phy_regs phy_regs; - struct rk3328_ddr_skew skew; + struct sdram_base_params base; + struct ddr_pctl_regs pctl_regs; + struct ddr_phy_regs phy_regs; + struct ddr_phy_skew skew; };
-#define PHY_REG(base, n) (base + 4 * (n)) - #endif diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig index f5a80b4f0c..5f1ad51cac 100644 --- a/arch/arm/mach-rockchip/Kconfig +++ b/arch/arm/mach-rockchip/Kconfig @@ -115,6 +115,7 @@ config ROCKCHIP_RK3328 select TPL_NEEDS_SEPARATE_TEXT_BASE if TPL select TPL_NEEDS_SEPARATE_STACK if TPL imply ROCKCHIP_COMMON_BOARD + imply ROCKCHIP_SDRAM_COMMON imply SPL_ROCKCHIP_COMMON_BOARD imply SPL_SERIAL_SUPPORT imply TPL_SERIAL_SUPPORT diff --git a/configs/evb-rk3328_defconfig b/configs/evb-rk3328_defconfig index cc6164e090..a59dab4853 100644 --- a/configs/evb-rk3328_defconfig +++ b/configs/evb-rk3328_defconfig @@ -45,7 +45,6 @@ CONFIG_SPL_SYSCON=y CONFIG_TPL_SYSCON=y CONFIG_CLK=y CONFIG_SPL_CLK=y -CONFIG_TPL_CLK=y CONFIG_FASTBOOT_BUF_ADDR=0x800800 CONFIG_FASTBOOT_FLASH=y CONFIG_FASTBOOT_FLASH_MMC_DEV=1 @@ -75,6 +74,7 @@ CONFIG_DEBUG_UART_SHIFT=2 CONFIG_DEBUG_UART_ANNOUNCE=y CONFIG_DEBUG_UART_SKIP_INIT=y CONFIG_SYSRESET=y +# CONFIG_TPL_SYSRESET is not set CONFIG_USB=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_XHCI_DWC3=y diff --git a/configs/rock64-rk3328_defconfig b/configs/rock64-rk3328_defconfig index b128635672..021f982e68 100644 --- a/configs/rock64-rk3328_defconfig +++ b/configs/rock64-rk3328_defconfig @@ -47,7 +47,6 @@ CONFIG_SPL_SYSCON=y CONFIG_TPL_SYSCON=y CONFIG_CLK=y CONFIG_SPL_CLK=y -CONFIG_TPL_CLK=y CONFIG_FASTBOOT_BUF_ADDR=0x800800 CONFIG_FASTBOOT_FLASH=y CONFIG_FASTBOOT_FLASH_MMC_DEV=1 @@ -76,6 +75,7 @@ CONFIG_DM_RESET=y CONFIG_BAUDRATE=1500000 CONFIG_DEBUG_UART_SHIFT=2 CONFIG_SYSRESET=y +# CONFIG_TPL_SYSRESET is not set CONFIG_USB=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_XHCI_DWC3=y diff --git a/drivers/ram/rockchip/Makefile b/drivers/ram/rockchip/Makefile index 4bfc3d9eb8..b477f70102 100644 --- a/drivers/ram/rockchip/Makefile +++ b/drivers/ram/rockchip/Makefile @@ -9,6 +9,6 @@ obj-$(CONFIG_ROCKCHIP_RK3128) = sdram_rk3128.o obj-$(CONFIG_ROCKCHIP_RK3188) = sdram_rk3188.o obj-$(CONFIG_ROCKCHIP_RK322X) = sdram_rk322x.o obj-$(CONFIG_ROCKCHIP_RK3288) = sdram_rk3288.o -obj-$(CONFIG_ROCKCHIP_RK3328) = sdram_rk3328.o +obj-$(CONFIG_ROCKCHIP_RK3328) = sdram_rk3328.o sdram_pctl_px30.o sdram_phy_px30.o obj-$(CONFIG_RAM_RK3399) += sdram_rk3399.o obj-$(CONFIG_ROCKCHIP_SDRAM_COMMON) += sdram_common.o diff --git a/drivers/ram/rockchip/sdram_rk3328.c b/drivers/ram/rockchip/sdram_rk3328.c index e7919337ea..69521cef69 100644 --- a/drivers/ram/rockchip/sdram_rk3328.c +++ b/drivers/ram/rockchip/sdram_rk3328.c @@ -20,11 +20,11 @@
struct dram_info { #ifdef CONFIG_TPL_BUILD - struct rk3328_ddr_pctl_regs *pctl; - struct rk3328_ddr_phy_regs *phy; + struct ddr_pctl_regs *pctl; + struct ddr_phy_regs *phy; struct clk ddr_clk; struct rk3328_cru *cru; - struct rk3328_msch_regs *msch; + struct msch_regs *msch; struct rk3328_ddr_grf_regs *ddr_grf; #endif struct ram_info info; @@ -71,10 +71,11 @@ static void rkclk_ddr_reset(struct dram_info *dram, writel(ddrctrl_asrstn_req(ctl_srstn), &dram->cru->softrst_con[9]); }
-static void rkclk_set_dpll(struct dram_info *dram, unsigned int mhz) +static void rkclk_set_dpll(struct dram_info *dram, unsigned int hz) { unsigned int refdiv, postdiv1, postdiv2, fbdiv; int delay = 1000; + u32 mhz = hz / MHZ;
refdiv = 1; if (mhz <= 300) { @@ -122,52 +123,7 @@ static void rkclk_configure_ddr(struct dram_info *dram, clrbits_le32(PHY_REG(phy_base, 0xef), 1 << 7);
/* for inno ddr phy need 2*freq */ - rkclk_set_dpll(dram, sdram_params->ddr_freq * 2); -} - -static void phy_soft_reset(struct dram_info *dram) -{ - void __iomem *phy_base = dram->phy; - - clrbits_le32(PHY_REG(phy_base, 0), 0x3 << 2); - udelay(1); - setbits_le32(PHY_REG(phy_base, 0), ANALOG_DERESET); - udelay(5); - setbits_le32(PHY_REG(phy_base, 0), DIGITAL_DERESET); - udelay(1); -} - -static int pctl_cfg(struct dram_info *dram, - struct rk3328_sdram_params *sdram_params) -{ - u32 i; - void __iomem *pctl_base = dram->pctl; - - for (i = 0; sdram_params->pctl_regs.pctl[i][0] != 0xFFFFFFFF; i++) { - writel(sdram_params->pctl_regs.pctl[i][1], - pctl_base + sdram_params->pctl_regs.pctl[i][0]); - } - clrsetbits_le32(pctl_base + DDR_PCTL2_PWRTMG, - (0xff << 16) | 0x1f, - ((SR_IDLE & 0xff) << 16) | (PD_IDLE & 0x1f)); - /* - * dfi_lp_en_pd=1,dfi_lp_wakeup_pd=2 - * hw_lp_idle_x32=1 - */ - if (sdram_params->dramtype == LPDDR3) { - setbits_le32(pctl_base + DDR_PCTL2_DFILPCFG0, 1); - clrsetbits_le32(pctl_base + DDR_PCTL2_DFILPCFG0, - 0xf << 4, - 2 << 4); - } - clrsetbits_le32(pctl_base + DDR_PCTL2_HWLPCTL, - 0xfff << 16, - 1 << 16); - /* disable zqcs */ - setbits_le32(pctl_base + DDR_PCTL2_ZQCTL0, 1u << 31); - setbits_le32(pctl_base + 0x2000 + DDR_PCTL2_ZQCTL0, 1u << 31); - - return 0; + rkclk_set_dpll(dram, sdram_params->base.ddr_freq * MHZ * 2); }
/* return ddrconfig value @@ -175,62 +131,39 @@ static int pctl_cfg(struct dram_info *dram, * other, the ddrconfig value * only support cs0_row >= cs1_row */ -static unsigned int calculate_ddrconfig(struct rk3328_sdram_params *sdram_params) +static u32 calculate_ddrconfig(struct rk3328_sdram_params *sdram_params) { - static const u16 ddr_cfg_2_rbc[] = { - /*************************** - * [5:4] row(13+n) - * [3] cs(0:0 cs, 1:2 cs) - * [2] bank(0:0bank,1:8bank) - * [1:0] col(11+n) - ****************************/ - /* row, cs, bank, col */ - ((3 << 4) | (0 << 3) | (1 << 2) | 0), - ((3 << 4) | (0 << 3) | (1 << 2) | 1), - ((2 << 4) | (0 << 3) | (1 << 2) | 2), - ((3 << 4) | (0 << 3) | (1 << 2) | 2), - ((2 << 4) | (0 << 3) | (1 << 2) | 3), - ((3 << 4) | (1 << 3) | (1 << 2) | 0), - ((3 << 4) | (1 << 3) | (1 << 2) | 1), - ((2 << 4) | (1 << 3) | (1 << 2) | 2), - ((3 << 4) | (0 << 3) | (0 << 2) | 1), - ((2 << 4) | (0 << 3) | (1 << 2) | 1), - }; - - static const u16 ddr4_cfg_2_rbc[] = { - /*************************** - * [6] cs 0:0cs 1:2 cs - * [5:3] row(13+n) - * [2] cs(0:0 cs, 1:2 cs) - * [1] bw 0: 16bit 1:32bit - * [0] diebw 0:8bit 1:16bit - ***************************/ - /* cs, row, cs, bw, diebw */ - ((0 << 6) | (3 << 3) | (0 << 2) | (1 << 1) | 0), - ((1 << 6) | (2 << 3) | (0 << 2) | (1 << 1) | 0), - ((0 << 6) | (4 << 3) | (0 << 2) | (0 << 1) | 0), - ((1 << 6) | (3 << 3) | (0 << 2) | (0 << 1) | 0), - ((0 << 6) | (4 << 3) | (0 << 2) | (1 << 1) | 1), - ((1 << 6) | (3 << 3) | (0 << 2) | (1 << 1) | 1), - ((1 << 6) | (4 << 3) | (0 << 2) | (0 << 1) | 1), - ((0 << 6) | (2 << 3) | (1 << 2) | (1 << 1) | 0), - ((0 << 6) | (3 << 3) | (1 << 2) | (0 << 1) | 0), - ((0 << 6) | (3 << 3) | (1 << 2) | (1 << 1) | 1), - ((0 << 6) | (4 << 3) | (1 << 2) | (0 << 1) | 1), - }; - + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info; u32 cs, bw, die_bw, col, row, bank; + u32 cs1_row; u32 i, tmp; u32 ddrconf = -1;
- cs = sdram_ch.rank; - bw = sdram_ch.bw; - die_bw = sdram_ch.dbw; - col = sdram_ch.col; - row = sdram_ch.cs0_row; - bank = sdram_ch.bk; + cs = cap_info->rank; + bw = cap_info->bw; + die_bw = cap_info->dbw; + col = cap_info->col; + row = cap_info->cs0_row; + cs1_row = cap_info->cs1_row; + bank = cap_info->bk; + + if (sdram_params->base.dramtype == DDR4) { + /* when DDR_TEST, CS always at MSB position for easy test */ + if (cs == 2 && row == cs1_row) { + /* include 2cs cap both 2^n or both (2^n - 2^(n-2)) */ + tmp = ((row - 13) << 3) | (1 << 2) | (bw & 0x2) | + die_bw; + for (i = 17; i < 21; i++) { + if (((tmp & 0x7) == + (ddr4_cfg_2_rbc[i - 10] & 0x7)) && + ((tmp & 0x3c) <= + (ddr4_cfg_2_rbc[i - 10] & 0x3c))) { + ddrconf = i; + goto out; + } + } + }
- if (sdram_params->dramtype == DDR4) { tmp = ((cs - 1) << 6) | ((row - 13) << 3) | (bw & 0x2) | die_bw; for (i = 10; i < 17; i++) { if (((tmp & 0x7) == (ddr4_cfg_2_rbc[i - 10] & 0x7)) && @@ -246,6 +179,18 @@ static unsigned int calculate_ddrconfig(struct rk3328_sdram_params *sdram_params goto out; }
+ /* when DDR_TEST, CS always at MSB position for easy test */ + if (cs == 2 && row == cs1_row) { + /* include 2cs cap both 2^n or both (2^n - 2^(n-2)) */ + for (i = 5; i < 8; i++) { + if ((bw + col - 11) == (ddr_cfg_2_rbc[i] & + 0x3)) { + ddrconf = i; + goto out; + } + } + } + tmp = ((row - 13) << 4) | (1 << 2) | ((bw + col - 11) << 0); for (i = 0; i < 5; i++) if (((tmp & 0xf) == (ddr_cfg_2_rbc[i] & 0xf)) && @@ -257,23 +202,11 @@ static unsigned int calculate_ddrconfig(struct rk3328_sdram_params *sdram_params
out: if (ddrconf > 20) - printf("calculate_ddrconfig error\n"); + printf("calculate ddrconfig error\n");
return ddrconf; }
-/* n: Unit bytes */ -static void copy_to_reg(u32 *dest, u32 *src, u32 n) -{ - int i; - - for (i = 0; i < n / sizeof(u32); i++) { - writel(*src, dest); - src++; - dest++; - } -} - /******* * calculate controller dram address map, and setting to register. * argument sdram_ch.ddrconf must be right value before @@ -282,273 +215,42 @@ static void copy_to_reg(u32 *dest, u32 *src, u32 n) static void set_ctl_address_map(struct dram_info *dram, struct rk3328_sdram_params *sdram_params) { + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info; void __iomem *pctl_base = dram->pctl;
- copy_to_reg((u32 *)(pctl_base + DDR_PCTL2_ADDRMAP0), - &addrmap[sdram_ch.ddrconfig][0], 9 * 4); - if (sdram_params->dramtype == LPDDR3 && sdram_ch.row_3_4) + sdram_copy_to_reg((u32 *)(pctl_base + DDR_PCTL2_ADDRMAP0), + &addrmap[cap_info->ddrconfig][0], 9 * 4); + if (sdram_params->base.dramtype == LPDDR3 && cap_info->row_3_4) setbits_le32(pctl_base + DDR_PCTL2_ADDRMAP6, 1 << 31); - if (sdram_params->dramtype == DDR4 && sdram_ch.bw == 0x1) + if (sdram_params->base.dramtype == DDR4 && cap_info->bw == 0x1) setbits_le32(pctl_base + DDR_PCTL2_PCCFG, 1 << 8);
- if (sdram_ch.rank == 1) + if (cap_info->rank == 1) clrsetbits_le32(pctl_base + DDR_PCTL2_ADDRMAP0, 0x1f, 0x1f); }
-static void phy_dll_bypass_set(struct dram_info *dram, u32 freq) -{ - u32 tmp; - void __iomem *phy_base = dram->phy; - - setbits_le32(PHY_REG(phy_base, 0x13), 1 << 4); - clrbits_le32(PHY_REG(phy_base, 0x14), 1 << 3); - setbits_le32(PHY_REG(phy_base, 0x26), 1 << 4); - clrbits_le32(PHY_REG(phy_base, 0x27), 1 << 3); - setbits_le32(PHY_REG(phy_base, 0x36), 1 << 4); - clrbits_le32(PHY_REG(phy_base, 0x37), 1 << 3); - setbits_le32(PHY_REG(phy_base, 0x46), 1 << 4); - clrbits_le32(PHY_REG(phy_base, 0x47), 1 << 3); - setbits_le32(PHY_REG(phy_base, 0x56), 1 << 4); - clrbits_le32(PHY_REG(phy_base, 0x57), 1 << 3); - - if (freq <= 400) - /* DLL bypass */ - setbits_le32(PHY_REG(phy_base, 0xa4), 0x1f); - else - clrbits_le32(PHY_REG(phy_base, 0xa4), 0x1f); - if (freq <= 680) - tmp = 2; - else - tmp = 1; - writel(tmp, PHY_REG(phy_base, 0x28)); - writel(tmp, PHY_REG(phy_base, 0x38)); - writel(tmp, PHY_REG(phy_base, 0x48)); - writel(tmp, PHY_REG(phy_base, 0x58)); -} - -static void set_ds_odt(struct dram_info *dram, - struct rk3328_sdram_params *sdram_params) -{ - u32 cmd_drv, clk_drv, dqs_drv, dqs_odt; - void __iomem *phy_base = dram->phy; - - if (sdram_params->dramtype == DDR3) { - cmd_drv = PHY_DDR3_RON_RTT_34ohm; - clk_drv = PHY_DDR3_RON_RTT_45ohm; - dqs_drv = PHY_DDR3_RON_RTT_34ohm; - dqs_odt = PHY_DDR3_RON_RTT_225ohm; - } else { - cmd_drv = PHY_DDR4_LPDDR3_RON_RTT_34ohm; - clk_drv = PHY_DDR4_LPDDR3_RON_RTT_43ohm; - dqs_drv = PHY_DDR4_LPDDR3_RON_RTT_34ohm; - dqs_odt = PHY_DDR4_LPDDR3_RON_RTT_240ohm; - } - /* DS */ - writel(cmd_drv, PHY_REG(phy_base, 0x11)); - clrsetbits_le32(PHY_REG(phy_base, 0x12), 0x1f << 3, cmd_drv << 3); - writel(clk_drv, PHY_REG(phy_base, 0x16)); - writel(clk_drv, PHY_REG(phy_base, 0x18)); - writel(dqs_drv, PHY_REG(phy_base, 0x20)); - writel(dqs_drv, PHY_REG(phy_base, 0x2f)); - writel(dqs_drv, PHY_REG(phy_base, 0x30)); - writel(dqs_drv, PHY_REG(phy_base, 0x3f)); - writel(dqs_drv, PHY_REG(phy_base, 0x40)); - writel(dqs_drv, PHY_REG(phy_base, 0x4f)); - writel(dqs_drv, PHY_REG(phy_base, 0x50)); - writel(dqs_drv, PHY_REG(phy_base, 0x5f)); - /* ODT */ - writel(dqs_odt, PHY_REG(phy_base, 0x21)); - writel(dqs_odt, PHY_REG(phy_base, 0x2e)); - writel(dqs_odt, PHY_REG(phy_base, 0x31)); - writel(dqs_odt, PHY_REG(phy_base, 0x3e)); - writel(dqs_odt, PHY_REG(phy_base, 0x41)); - writel(dqs_odt, PHY_REG(phy_base, 0x4e)); - writel(dqs_odt, PHY_REG(phy_base, 0x51)); - writel(dqs_odt, PHY_REG(phy_base, 0x5e)); -} - -static void phy_cfg(struct dram_info *dram, - struct rk3328_sdram_params *sdram_params) -{ - u32 i; - void __iomem *phy_base = dram->phy; - - phy_dll_bypass_set(dram, sdram_params->ddr_freq); - for (i = 0; sdram_params->phy_regs.phy[i][0] != 0xFFFFFFFF; i++) { - writel(sdram_params->phy_regs.phy[i][1], - phy_base + sdram_params->phy_regs.phy[i][0]); - } - if (sdram_ch.bw == 2) { - clrsetbits_le32(PHY_REG(phy_base, 0), 0xf << 4, 0xf << 4); - } else { - clrsetbits_le32(PHY_REG(phy_base, 0), 0xf << 4, 3 << 4); - /* disable DQS2,DQS3 tx dll for saving power */ - clrbits_le32(PHY_REG(phy_base, 0x46), 1 << 3); - clrbits_le32(PHY_REG(phy_base, 0x56), 1 << 3); - } - set_ds_odt(dram, sdram_params); - /* deskew */ - setbits_le32(PHY_REG(phy_base, 2), 8); - copy_to_reg(PHY_REG(phy_base, 0xb0), - &sdram_params->skew.a0_a1_skew[0], 15 * 4); - copy_to_reg(PHY_REG(phy_base, 0x70), - &sdram_params->skew.cs0_dm0_skew[0], 44 * 4); - copy_to_reg(PHY_REG(phy_base, 0xc0), - &sdram_params->skew.cs1_dm0_skew[0], 44 * 4); -} - -static int update_refresh_reg(struct dram_info *dram) -{ - void __iomem *pctl_base = dram->pctl; - u32 ret; - - ret = readl(pctl_base + DDR_PCTL2_RFSHCTL3) ^ (1 << 1); - writel(ret, pctl_base + DDR_PCTL2_RFSHCTL3); - - return 0; -} - static int data_training(struct dram_info *dram, u32 cs, u32 dramtype) -{ - u32 ret; - u32 dis_auto_zq = 0; - void __iomem *pctl_base = dram->pctl; - void __iomem *phy_base = dram->phy; - - /* disable zqcs */ - if (!(readl(pctl_base + DDR_PCTL2_ZQCTL0) & - (1ul << 31))) { - dis_auto_zq = 1; - setbits_le32(pctl_base + DDR_PCTL2_ZQCTL0, 1 << 31); - } - /* disable auto refresh */ - setbits_le32(pctl_base + DDR_PCTL2_RFSHCTL3, 1); - update_refresh_reg(dram); - - if (dramtype == DDR4) { - clrsetbits_le32(PHY_REG(phy_base, 0x29), 0x3, 0); - clrsetbits_le32(PHY_REG(phy_base, 0x39), 0x3, 0); - clrsetbits_le32(PHY_REG(phy_base, 0x49), 0x3, 0); - clrsetbits_le32(PHY_REG(phy_base, 0x59), 0x3, 0); - } - /* choose training cs */ - clrsetbits_le32(PHY_REG(phy_base, 2), 0x33, (0x20 >> cs)); - /* enable gate training */ - clrsetbits_le32(PHY_REG(phy_base, 2), 0x33, (0x20 >> cs) | 1); - udelay(50); - ret = readl(PHY_REG(phy_base, 0xff)); - /* disable gate training */ - clrsetbits_le32(PHY_REG(phy_base, 2), 0x33, (0x20 >> cs) | 0); - /* restore zqcs */ - if (dis_auto_zq) - clrbits_le32(pctl_base + DDR_PCTL2_ZQCTL0, 1 << 31); - /* restore auto refresh */ - clrbits_le32(pctl_base + DDR_PCTL2_RFSHCTL3, 1); - update_refresh_reg(dram); - - if (dramtype == DDR4) { - clrsetbits_le32(PHY_REG(phy_base, 0x29), 0x3, 0x2); - clrsetbits_le32(PHY_REG(phy_base, 0x39), 0x3, 0x2); - clrsetbits_le32(PHY_REG(phy_base, 0x49), 0x3, 0x2); - clrsetbits_le32(PHY_REG(phy_base, 0x59), 0x3, 0x2); - } - - if (ret & 0x10) { - ret = -1; - } else { - ret = (ret & 0xf) ^ (readl(PHY_REG(phy_base, 0)) >> 4); - ret = (ret == 0) ? 0 : -1; - } - return ret; -} - -/* rank = 1: cs0 - * rank = 2: cs1 - * rank = 3: cs0 & cs1 - * note: be careful of keep mr original val - */ -static int write_mr(struct dram_info *dram, u32 rank, u32 mr_num, u32 arg, - u32 dramtype) { void __iomem *pctl_base = dram->pctl; - - while (readl(pctl_base + DDR_PCTL2_MRSTAT) & MR_WR_BUSY) - continue; - if (dramtype == DDR3 || dramtype == DDR4) { - writel((mr_num << 12) | (rank << 4) | (0 << 0), - pctl_base + DDR_PCTL2_MRCTRL0); - writel(arg, pctl_base + DDR_PCTL2_MRCTRL1); - } else { - writel((rank << 4) | (0 << 0), - pctl_base + DDR_PCTL2_MRCTRL0); - writel((mr_num << 8) | (arg & 0xff), - pctl_base + DDR_PCTL2_MRCTRL1); - } - - setbits_le32(pctl_base + DDR_PCTL2_MRCTRL0, 1u << 31); - while (readl(pctl_base + DDR_PCTL2_MRCTRL0) & (1u << 31)) - continue; - while (readl(pctl_base + DDR_PCTL2_MRSTAT) & MR_WR_BUSY) - continue; - - return 0; -} - -/* - * rank : 1:cs0, 2:cs1, 3:cs0&cs1 - * vrefrate: 4500: 45%, - */ -static int write_vrefdq(struct dram_info *dram, u32 rank, u32 vrefrate, - u32 dramtype) -{ - u32 tccd_l, value; u32 dis_auto_zq = 0; - void __iomem *pctl_base = dram->pctl; + u32 pwrctl; + u32 ret;
- if (dramtype != DDR4 || vrefrate < 4500 || vrefrate > 9200) - return -1; + /* disable auto low-power */ + pwrctl = readl(pctl_base + DDR_PCTL2_PWRCTL); + writel(0, pctl_base + DDR_PCTL2_PWRCTL);
- tccd_l = (readl(pctl_base + DDR_PCTL2_DRAMTMG4) >> 16) & 0xf; - tccd_l = (tccd_l - 4) << 10; + dis_auto_zq = pctl_dis_zqcs_aref(dram->pctl);
- if (vrefrate > 7500) { - /* range 1 */ - value = ((vrefrate - 6000) / 65) | tccd_l; - } else { - /* range 2 */ - value = ((vrefrate - 4500) / 65) | tccd_l | (1 << 6); - } + ret = phy_data_training(dram->phy, cs, dramtype);
- /* disable zqcs */ - if (!(readl(pctl_base + DDR_PCTL2_ZQCTL0) & - (1ul << 31))) { - dis_auto_zq = 1; - setbits_le32(pctl_base + DDR_PCTL2_ZQCTL0, 1 << 31); - } - /* disable auto refresh */ - setbits_le32(pctl_base + DDR_PCTL2_RFSHCTL3, 1); - update_refresh_reg(dram); - - /* enable vrefdq calibratin */ - write_mr(dram, rank, 6, value | (1 << 7), dramtype); - udelay(1);/* tvrefdqe */ - /* write vrefdq value */ - write_mr(dram, rank, 6, value | (1 << 7), dramtype); - udelay(1);/* tvref_time */ - write_mr(dram, rank, 6, value | (0 << 7), dramtype); - udelay(1);/* tvrefdqx */ - - /* restore zqcs */ - if (dis_auto_zq) - clrbits_le32(pctl_base + DDR_PCTL2_ZQCTL0, 1 << 31); - /* restore auto refresh */ - clrbits_le32(pctl_base + DDR_PCTL2_RFSHCTL3, 1); - update_refresh_reg(dram); + pctl_rest_zqcs_aref(dram->pctl, dis_auto_zq);
- return 0; -} + /* restore auto low-power */ + writel(pwrctl, pctl_base + DDR_PCTL2_PWRCTL);
-#define _MAX_(x, y) ((x) > (y) ? (x) : (y)) + return ret; +}
static void rx_deskew_switch_adjust(struct dram_info *dram) { @@ -557,7 +259,7 @@ static void rx_deskew_switch_adjust(struct dram_info *dram) void __iomem *phy_base = dram->phy;
for (i = 0; i < 4; i++) - gate_val = _MAX_(readl(PHY_REG(phy_base, 0xfb + i)), gate_val); + gate_val = MAX(readl(PHY_REG(phy_base, 0xfb + i)), gate_val);
deskew_val = (gate_val >> 3) + 1; deskew_val = (deskew_val > 0x1f) ? 0x1f : deskew_val; @@ -566,8 +268,6 @@ static void rx_deskew_switch_adjust(struct dram_info *dram) (deskew_val & 0x1c) << 2); }
-#undef _MAX_ - static void tx_deskew_switch_adjust(struct dram_info *dram) { void __iomem *phy_base = dram->phy; @@ -580,40 +280,39 @@ static void set_ddrconfig(struct dram_info *dram, u32 ddrconfig) writel(ddrconfig, &dram->msch->ddrconf); }
+static void sdram_msch_config(struct msch_regs *msch, + struct sdram_msch_timings *noc_timings) +{ + writel(noc_timings->ddrtiming.d32, &msch->ddrtiming); + + writel(noc_timings->ddrmode.d32, &msch->ddrmode); + writel(noc_timings->readlatency, &msch->readlatency); + + writel(noc_timings->activate.d32, &msch->activate); + writel(noc_timings->devtodev.d32, &msch->devtodev); + writel(noc_timings->ddr4timing.d32, &msch->ddr4_timing); + writel(noc_timings->agingx0, &msch->aging0); + writel(noc_timings->agingx0, &msch->aging1); + writel(noc_timings->agingx0, &msch->aging2); + writel(noc_timings->agingx0, &msch->aging3); + writel(noc_timings->agingx0, &msch->aging4); + writel(noc_timings->agingx0, &msch->aging5); +} + static void dram_all_config(struct dram_info *dram, struct rk3328_sdram_params *sdram_params) { - u32 sys_reg = 0, tmp = 0; - - set_ddrconfig(dram, sdram_ch.ddrconfig); - - sys_reg |= SYS_REG_ENC_DDRTYPE(sdram_params->dramtype); - sys_reg |= SYS_REG_ENC_ROW_3_4(sdram_ch.row_3_4, 0); - sys_reg |= SYS_REG_ENC_RANK(sdram_ch.rank, 0); - sys_reg |= SYS_REG_ENC_COL(sdram_ch.col, 0); - sys_reg |= SYS_REG_ENC_BK(sdram_ch.bk, 0); - SYS_REG_ENC_CS0_ROW(sdram_ch.cs0_row, sys_reg, tmp, 0); - if (sdram_ch.cs1_row) - SYS_REG_ENC_CS1_ROW(sdram_ch.cs1_row, sys_reg, tmp, 0); - sys_reg |= SYS_REG_ENC_BW(sdram_ch.bw, 0); - sys_reg |= SYS_REG_ENC_DBW(sdram_ch.dbw, 0); - - writel(sys_reg, &dram->grf->os_reg[2]); - - writel(sdram_ch.noc_timings.ddrtiming.d32, &dram->msch->ddrtiming); - - writel(sdram_ch.noc_timings.ddrmode.d32, &dram->msch->ddrmode); - writel(sdram_ch.noc_timings.readlatency, &dram->msch->readlatency); - - writel(sdram_ch.noc_timings.activate.d32, &dram->msch->activate); - writel(sdram_ch.noc_timings.devtodev.d32, &dram->msch->devtodev); - writel(sdram_ch.noc_timings.ddr4timing.d32, &dram->msch->ddr4_timing); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging0); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging1); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging2); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging3); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging4); - writel(sdram_ch.noc_timings.agingx0, &dram->msch->aging5); + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info; + u32 sys_reg2 = 0; + u32 sys_reg3 = 0; + + set_ddrconfig(dram, cap_info->ddrconfig); + sdram_org_config(cap_info, &sdram_params->base, &sys_reg2, + &sys_reg3, 0); + writel(sys_reg2, &dram->grf->os_reg[2]); + writel(sys_reg3, &dram->grf->os_reg[3]); + + sdram_msch_config(dram->msch, &sdram_ch.noc_timings); }
static void enable_low_power(struct dram_info *dram, @@ -641,6 +340,7 @@ static void enable_low_power(struct dram_info *dram, static int sdram_init(struct dram_info *dram, struct rk3328_sdram_params *sdram_params, u32 pre_init) { + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info; void __iomem *pctl_base = dram->pctl;
rkclk_ddr_reset(dram, 1, 1, 1, 1); @@ -652,30 +352,18 @@ static int sdram_init(struct dram_info *dram, */ rkclk_ddr_reset(dram, 1, 1, 1, 0); rkclk_configure_ddr(dram, sdram_params); - if (pre_init == 0) { - switch (sdram_params->dramtype) { - case DDR3: - printf("DDR3\n"); - break; - case DDR4: - printf("DDR4\n"); - break; - case LPDDR3: - default: - printf("LPDDR3\n"); - break; - } - } + /* release phy srst to provide clk to ctrl */ rkclk_ddr_reset(dram, 1, 1, 0, 0); udelay(10); - phy_soft_reset(dram); + phy_soft_reset(dram->phy); /* release ctrl presetn, and config ctl registers */ rkclk_ddr_reset(dram, 1, 0, 0, 0); - pctl_cfg(dram, sdram_params); - sdram_ch.ddrconfig = calculate_ddrconfig(sdram_params); + pctl_cfg(dram->pctl, &sdram_params->pctl_regs, SR_IDLE, PD_IDLE); + cap_info->ddrconfig = calculate_ddrconfig(sdram_params); set_ctl_address_map(dram, sdram_params); - phy_cfg(dram, sdram_params); + phy_cfg(dram->phy, &sdram_params->phy_regs, &sdram_params->skew, + &sdram_params->base, cap_info->bw);
/* enable dfi_init_start to init phy after ctl srstn deassert */ setbits_le32(pctl_base + DDR_PCTL2_DFIMISC, (1 << 5) | (1 << 4)); @@ -685,13 +373,18 @@ static int sdram_init(struct dram_info *dram, continue;
/* do ddr gate training */ - if (data_training(dram, 0, sdram_params->dramtype) != 0) { + if (data_training(dram, 0, sdram_params->base.dramtype) != 0) { + printf("data training error\n"); + return -1; + } + if (data_training(dram, 1, sdram_params->base.dramtype) != 0) { printf("data training error\n"); return -1; }
- if (sdram_params->dramtype == DDR4) - write_vrefdq(dram, 0x3, 5670, sdram_params->dramtype); + if (sdram_params->base.dramtype == DDR4) + pctl_write_vrefdq(dram->pctl, 0x3, 5670, + sdram_params->base.dramtype);
if (pre_init == 0) { rx_deskew_switch_adjust(dram); @@ -708,7 +401,7 @@ static u64 dram_detect_cap(struct dram_info *dram, struct rk3328_sdram_params *sdram_params, unsigned char channel) { - void __iomem *pctl_base = dram->pctl; + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info;
/* * for ddr3: ddrconf = 3 @@ -718,14 +411,10 @@ static u64 dram_detect_cap(struct dram_info *dram, */ u32 bk, bktmp; u32 col, coltmp; - u32 row, rowtmp, row_3_4; - void __iomem *test_addr, *test_addr1; - u32 dbw; + u32 rowtmp; u32 cs; u32 bw = 1; - u64 cap = 0; - u32 dram_type = sdram_params->dramtype; - u32 pwrctl; + u32 dram_type = sdram_params->base.dramtype;
if (dram_type != DDR4) { /* detect col and bk for ddr3/lpddr3 */ @@ -733,33 +422,10 @@ static u64 dram_detect_cap(struct dram_info *dram, bktmp = 3; rowtmp = 16;
- for (col = coltmp; col >= 9; col -= 1) { - writel(0, SDRAM_ADDR); - test_addr = (void __iomem *)(SDRAM_ADDR + - (1ul << (col + bw - 1ul))); - writel(PATTERN, test_addr); - if ((readl(test_addr) == PATTERN) && - (readl(SDRAM_ADDR) == 0)) - break; - } - if (col == 8) { - printf("col error\n"); + if (sdram_detect_col(cap_info, coltmp) != 0) goto cap_err; - } - - test_addr = (void __iomem *)(SDRAM_ADDR + - (1ul << (coltmp + bktmp + bw - 1ul))); - writel(0, SDRAM_ADDR); - writel(PATTERN, test_addr); - if ((readl(test_addr) == PATTERN) && - (readl(SDRAM_ADDR) == 0)) - bk = 3; - else - bk = 2; - if (dram_type == LPDDR3) - dbw = 2; - else - dbw = 1; + sdram_detect_bank(cap_info, coltmp, bktmp); + sdram_detect_dbw(cap_info, dram_type); } else { /* detect bg for ddr4 */ coltmp = 10; @@ -768,178 +434,49 @@ static u64 dram_detect_cap(struct dram_info *dram,
col = 10; bk = 2; - test_addr = (void __iomem *)(SDRAM_ADDR + - (1ul << (coltmp + bw + 1ul))); - writel(0, SDRAM_ADDR); - writel(PATTERN, test_addr); - if ((readl(test_addr) == PATTERN) && - (readl(SDRAM_ADDR) == 0)) - dbw = 0; - else - dbw = 1; + cap_info->col = col; + cap_info->bk = bk; + sdram_detect_bg(cap_info, coltmp); } + /* detect row */ - for (row = rowtmp; row > 12; row--) { - writel(0, SDRAM_ADDR); - test_addr = (void __iomem *)(SDRAM_ADDR + - (1ul << (row + bktmp + coltmp + bw - 1ul))); - writel(PATTERN, test_addr); - if ((readl(test_addr) == PATTERN) && - (readl(SDRAM_ADDR) == 0)) - break; - } - if (row == 12) { - printf("row error"); + if (sdram_detect_row(cap_info, coltmp, bktmp, rowtmp) != 0) goto cap_err; - } - /* detect row_3_4 */ - test_addr = SDRAM_ADDR; - test_addr1 = (void __iomem *)(SDRAM_ADDR + - (0x3ul << (row + bktmp + coltmp + bw - 1ul - 1ul))); - - writel(0, test_addr); - writel(PATTERN, test_addr1); - if ((readl(test_addr) == 0) && - (readl(test_addr1) == PATTERN)) - row_3_4 = 0; - else - row_3_4 = 1;
- /* disable auto low-power */ - pwrctl = readl(pctl_base + DDR_PCTL2_PWRCTL); - writel(0, pctl_base + DDR_PCTL2_PWRCTL); + /* detect row_3_4 */ + sdram_detect_row_3_4(cap_info, coltmp, bktmp);
- /* bw and cs detect using phy read gate training */ + /* bw and cs detect using data training */ if (data_training(dram, 1, dram_type) == 0) cs = 1; else cs = 0; + cap_info->rank = cs + 1;
bw = 2; + cap_info->bw = bw;
- /* restore auto low-power */ - writel(pwrctl, pctl_base + DDR_PCTL2_PWRCTL); - - sdram_ch.rank = cs + 1; - sdram_ch.col = col; - sdram_ch.bk = bk; - sdram_ch.dbw = dbw; - sdram_ch.bw = bw; - sdram_ch.cs0_row = row; - if (cs) - sdram_ch.cs1_row = row; - else - sdram_ch.cs1_row = 0; - sdram_ch.row_3_4 = row_3_4; - - if (dram_type == DDR4) - cap = 1llu << (cs + row + bk + col + ((dbw == 0) ? 2 : 1) + bw); - else - cap = 1llu << (cs + row + bk + col + bw); - - return cap; - -cap_err: - return 0; -} - -static u32 remodify_sdram_params(struct rk3328_sdram_params *sdram_params) -{ - u32 tmp = 0, tmp_adr = 0, i; - - for (i = 0; sdram_params->pctl_regs.pctl[i][0] != 0xFFFFFFFF; i++) { - if (sdram_params->pctl_regs.pctl[i][0] == 0) { - tmp = sdram_params->pctl_regs.pctl[i][1];/* MSTR */ - tmp_adr = i; - } - } - - tmp &= ~((3ul << 30) | (3ul << 24) | (3ul << 12)); - - switch (sdram_ch.dbw) { - case 2: - tmp |= (3ul << 30); - break; - case 1: - tmp |= (2ul << 30); - break; - case 0: - default: - tmp |= (1ul << 30); - break; + cap_info->cs0_high16bit_row = cap_info->cs0_row; + if (cs) { + cap_info->cs1_row = cap_info->cs0_row; + cap_info->cs1_high16bit_row = cap_info->cs0_row; + } else { + cap_info->cs1_row = 0; + cap_info->cs1_high16bit_row = 0; }
- if (sdram_ch.rank == 2) - tmp |= 3 << 24; - else - tmp |= 1 << 24; - - tmp |= (2 - sdram_ch.bw) << 12; - - sdram_params->pctl_regs.pctl[tmp_adr][1] = tmp; - - if (sdram_ch.bw == 2) - sdram_ch.noc_timings.ddrtiming.b.bwratio = 0; - else - sdram_ch.noc_timings.ddrtiming.b.bwratio = 1; - return 0; -} - -static int dram_detect_cs1_row(struct rk3328_sdram_params *sdram_params, - unsigned char channel) -{ - u32 ret = 0; - u32 cs1_bit; - void __iomem *test_addr, *cs1_addr; - u32 row, bktmp, coltmp, bw; - u32 ddrconf = sdram_ch.ddrconfig; - - if (sdram_ch.rank == 2) { - cs1_bit = addrmap[ddrconf][0] + 8; - - if (cs1_bit > 31) - goto out; - - cs1_addr = (void __iomem *)(1ul << cs1_bit); - if (cs1_bit < 20) - cs1_bit = 1; - else - cs1_bit = 0; - - if (sdram_params->dramtype == DDR4) { - if (sdram_ch.dbw == 0) - bktmp = sdram_ch.bk + 2; - else - bktmp = sdram_ch.bk + 1; - } else { - bktmp = sdram_ch.bk; - } - bw = sdram_ch.bw; - coltmp = sdram_ch.col; - - /* detect cs1 row */ - for (row = sdram_ch.cs0_row; row > 12; row--) { - test_addr = (void __iomem *)(SDRAM_ADDR + cs1_addr + - (1ul << (row + cs1_bit + bktmp + - coltmp + bw - 1ul))); - writel(0, SDRAM_ADDR + cs1_addr); - writel(PATTERN, test_addr); - if ((readl(test_addr) == PATTERN) && - (readl(SDRAM_ADDR + cs1_addr) == 0)) { - ret = row; - break; - } - } - } - -out: - return ret; +cap_err: + return -1; }
static int sdram_init_detect(struct dram_info *dram, struct rk3328_sdram_params *sdram_params) { + u32 sys_reg = 0; + u32 sys_reg3 = 0; + struct sdram_cap_info *cap_info = &sdram_params->ch.cap_info; + debug("Starting SDRAM initialization...\n");
memcpy(&sdram_ch, &sdram_params->ch, @@ -949,13 +486,29 @@ static int sdram_init_detect(struct dram_info *dram, dram_detect_cap(dram, sdram_params, 0);
/* modify bw, cs related timing */ - remodify_sdram_params(sdram_params); + pctl_remodify_sdram_params(&sdram_params->pctl_regs, cap_info, + sdram_params->base.dramtype); + + if (cap_info->bw == 2) + sdram_ch.noc_timings.ddrtiming.b.bwratio = 0; + else + sdram_ch.noc_timings.ddrtiming.b.bwratio = 1; + /* reinit sdram by real dram cap */ sdram_init(dram, sdram_params, 0);
/* redetect cs1 row */ - sdram_ch.cs1_row = - dram_detect_cs1_row(sdram_params, 0); + sdram_detect_cs1_row(cap_info, sdram_params->base.dramtype); + if (cap_info->cs1_row) { + sys_reg = readl(&dram->grf->os_reg[2]); + sys_reg3 = readl(&dram->grf->os_reg[3]); + SYS_REG_ENC_CS1_ROW(cap_info->cs1_row, + sys_reg, sys_reg3, 0); + writel(sys_reg, &dram->grf->os_reg[2]); + writel(sys_reg3, &dram->grf->os_reg[3]); + } + + sdram_print_ddr_info(&sdram_params->ch.cap_info, &sdram_params->base);
return 0; }