diff options
-rw-r--r-- | arch/arm/include/asm/arch-sunxi/cpu.h | 1 | ||||
-rw-r--r-- | arch/arm/mach-sunxi/dram_sun8i_h3.c | 97 |
2 files changed, 82 insertions, 16 deletions
diff --git a/arch/arm/include/asm/arch-sunxi/cpu.h b/arch/arm/include/asm/arch-sunxi/cpu.h index 6f96a9715a..e8e670e7e9 100644 --- a/arch/arm/include/asm/arch-sunxi/cpu.h +++ b/arch/arm/include/asm/arch-sunxi/cpu.h @@ -15,5 +15,6 @@ #define SOCID_A64 0x1689 #define SOCID_H3 0x1680 +#define SOCID_H5 0x1718 #endif /* _SUNXI_CPU_H */ diff --git a/arch/arm/mach-sunxi/dram_sun8i_h3.c b/arch/arm/mach-sunxi/dram_sun8i_h3.c index 9f7cc7fd4c..d681a9df8b 100644 --- a/arch/arm/mach-sunxi/dram_sun8i_h3.c +++ b/arch/arm/mach-sunxi/dram_sun8i_h3.c @@ -177,6 +177,34 @@ static void mctl_set_master_priority_a64(void) writel(0x81000004, &mctl_com->mdfs_bwlr[2]); } +static void mctl_set_master_priority_h5(void) +{ + struct sunxi_mctl_com_reg * const mctl_com = + (struct sunxi_mctl_com_reg *)SUNXI_DRAM_COM_BASE; + + /* enable bandwidth limit windows and set windows size 1us */ + writel(399, &mctl_com->tmr); + writel((1 << 16), &mctl_com->bwcr); + + /* set cpu high priority */ + writel(0x00000001, &mctl_com->mapr); + + /* Port 2 is reserved per Allwinner's linux-3.10 source, yet + * they initialise it */ + MBUS_CONF( CPU, true, HIGHEST, 0, 300, 260, 150); + MBUS_CONF( GPU, true, HIGHEST, 0, 600, 400, 200); + MBUS_CONF(UNUSED, true, HIGHEST, 0, 512, 256, 96); + MBUS_CONF( DMA, true, HIGHEST, 0, 256, 128, 32); + MBUS_CONF( VE, true, HIGHEST, 0, 1900, 1500, 1000); + MBUS_CONF( CSI, true, HIGHEST, 0, 150, 120, 100); + MBUS_CONF( NAND, true, HIGH, 0, 256, 128, 64); + MBUS_CONF( SS, true, HIGHEST, 0, 256, 128, 64); + MBUS_CONF( TS, true, HIGHEST, 0, 256, 128, 64); + MBUS_CONF( DI, true, HIGH, 0, 1024, 256, 64); + MBUS_CONF( DE, true, HIGHEST, 3, 3400, 2400, 1024); + MBUS_CONF(DE_CFD, true, HIGHEST, 0, 600, 400, 200); +} + static void mctl_set_master_priority(uint16_t socid) { switch (socid) { @@ -186,6 +214,9 @@ static void mctl_set_master_priority(uint16_t socid) case SOCID_A64: mctl_set_master_priority_a64(); return; + case SOCID_H5: + mctl_set_master_priority_h5(); + return; } } @@ -256,7 +287,7 @@ static void mctl_set_timing_params(uint16_t socid, struct dram_para *para) /* set two rank timing */ clrsetbits_le32(&mctl_ctl->dramtmg[8], (0xff << 8) | (0xff << 0), - (0x66 << 8) | (0x10 << 0)); + ((socid == SOCID_H5 ? 0x33 : 0x66) << 8) | (0x10 << 0)); /* set PHY interface timing, write latency and read latency configure */ writel((0x2 << 24) | (t_rdata_en << 16) | (0x1 << 8) | @@ -391,7 +422,7 @@ static void mctl_sys_init(uint16_t socid, struct dram_para *para) CCM_DRAMCLK_CFG_DIV(1) | CCM_DRAMCLK_CFG_SRC_PLL11 | CCM_DRAMCLK_CFG_UPD); - } else if (socid == SOCID_H3) { + } else if (socid == SOCID_H3 || socid == SOCID_H5) { clock_set_pll5(CONFIG_DRAM_CLK * 2 * 1000000, false); clrsetbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_DIV_MASK | @@ -410,7 +441,7 @@ static void mctl_sys_init(uint16_t socid, struct dram_para *para) setbits_le32(&ccm->dram_clk_cfg, CCM_DRAMCLK_CFG_RST); udelay(10); - writel(0xc00e, &mctl_ctl->clken); + writel(socid == SOCID_H5 ? 0x8000 : 0xc00e, &mctl_ctl->clken); udelay(500); } @@ -434,7 +465,10 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) /* setting VTC, default disable all VT */ clrbits_le32(&mctl_ctl->pgcr[0], (1 << 30) | 0x3f); - clrsetbits_le32(&mctl_ctl->pgcr[1], 1 << 24, 1 << 26); + if (socid == SOCID_H5) + setbits_le32(&mctl_ctl->pgcr[1], (1 << 24) | (1 << 26)); + else + clrsetbits_le32(&mctl_ctl->pgcr[1], 1 << 24, 1 << 26); /* increase DFI_PHY_UPD clock */ writel(PROTECT_MAGIC, &mctl_com->protect); @@ -444,15 +478,22 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) udelay(100); /* set dramc odt */ - for (i = 0; i < 4; i++) - clrsetbits_le32(&mctl_ctl->dx[i].gcr, (0x3 << 4) | - (0x1 << 1) | (0x3 << 2) | (0x3 << 12) | - (0x3 << 14), - IS_ENABLED(CONFIG_DRAM_ODT_EN) ? - DX_GCR_ODT_DYNAMIC : DX_GCR_ODT_OFF); + for (i = 0; i < 4; i++) { + u32 clearmask = (0x3 << 4) | (0x1 << 1) | (0x3 << 2) | + (0x3 << 12) | (0x3 << 14); + u32 setmask = IS_ENABLED(CONFIG_DRAM_ODT_EN) ? + DX_GCR_ODT_DYNAMIC : DX_GCR_ODT_OFF; + + if (socid == SOCID_H5) { + clearmask |= 0x2 << 8; + setmask |= 0x4 << 8; + } + clrsetbits_le32(&mctl_ctl->dx[i].gcr, clearmask, setmask); + } /* AC PDR should always ON */ - setbits_le32(&mctl_ctl->aciocr, 0x1 << 1); + clrsetbits_le32(&mctl_ctl->aciocr, socid == SOCID_H5 ? (0x1 << 11) : 0, + 0x1 << 1); /* set DQS auto gating PD mode */ setbits_le32(&mctl_ctl->pgcr[2], 0x3 << 6); @@ -464,7 +505,7 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) /* dphy & aphy phase select 270 degree */ clrsetbits_le32(&mctl_ctl->pgcr[2], (0x3 << 10) | (0x3 << 8), (0x1 << 10) | (0x2 << 8)); - } else if (socid == SOCID_A64) { + } else if (socid == SOCID_A64 || socid == SOCID_H5) { /* dphy & aphy phase select ? */ clrsetbits_le32(&mctl_ctl->pgcr[2], (0x3 << 10) | (0x3 << 8), (0x0 << 10) | (0x3 << 8)); @@ -488,11 +529,12 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) mctl_phy_init(PIR_PLLINIT | PIR_DCAL | PIR_PHYRST | PIR_DRAMRST | PIR_DRAMINIT | PIR_QSGATE); - } else if (socid == SOCID_A64) { + } else if (socid == SOCID_A64 || socid == SOCID_H5) { clrsetbits_le32(&mctl_ctl->zqcr, 0xffffff, CONFIG_DRAM_ZQ); mctl_phy_init(PIR_ZCAL | PIR_PLLINIT | PIR_DCAL | PIR_PHYRST | PIR_DRAMRST | PIR_DRAMINIT | PIR_QSGATE); + /* no PIR_QSGATE for H5 ???? */ } /* detect ranks and bus width */ @@ -533,7 +575,7 @@ static int mctl_channel_init(uint16_t socid, struct dram_para *para) /* set PGCR3, CKE polarity */ if (socid == SOCID_H3) writel(0x00aa0060, &mctl_ctl->pgcr[3]); - else if (socid == SOCID_A64) + else if (socid == SOCID_A64 || socid == SOCID_H5) writel(0xc0aa0060, &mctl_ctl->pgcr[3]); /* power down zq calibration module for power save */ @@ -604,6 +646,22 @@ static void mctl_auto_detect_dram_size(struct dram_para *para) 3, 4, 0, 3, 4, 1, 4, 0, \ 1, 1, 0, 1, 13, 5, 4 } +#define SUN8I_H5_DX_READ_DELAYS \ + {{ 14, 15, 17, 17, 17, 17, 17, 18, 17, 3, 3 }, \ + { 21, 21, 12, 22, 21, 21, 21, 21, 21, 3, 3 }, \ + { 16, 19, 19, 17, 22, 22, 21, 22, 19, 3, 3 }, \ + { 21, 21, 22, 22, 20, 21, 19, 19, 19, 3, 3 } } +#define SUN8I_H5_DX_WRITE_DELAYS \ + {{ 1, 2, 3, 4, 3, 4, 4, 4, 6, 6, 6 }, \ + { 6, 6, 6, 5, 5, 5, 5, 5, 6, 6, 6 }, \ + { 0, 2, 4, 2, 6, 5, 5, 5, 6, 6, 6 }, \ + { 3, 3, 3, 2, 2, 1, 1, 1, 4, 4, 4 } } +#define SUN8I_H5_AC_DELAYS \ + { 0, 0, 5, 5, 0, 0, 0, 0, \ + 0, 0, 0, 0, 3, 3, 3, 3, \ + 3, 3, 3, 3, 3, 3, 3, 3, \ + 3, 3, 3, 3, 2, 0, 0 } + unsigned long sunxi_dram_init(void) { struct sunxi_mctl_com_reg * const mctl_com = @@ -625,6 +683,10 @@ unsigned long sunxi_dram_init(void) .dx_read_delays = SUN50I_A64_DX_READ_DELAYS, .dx_write_delays = SUN50I_A64_DX_WRITE_DELAYS, .ac_delays = SUN50I_A64_AC_DELAYS, +#elif defined(CONFIG_MACH_SUN50I_H5) + .dx_read_delays = SUN8I_H5_DX_READ_DELAYS, + .dx_write_delays = SUN8I_H5_DX_WRITE_DELAYS, + .ac_delays = SUN8I_H5_AC_DELAYS, #endif }; /* @@ -636,6 +698,8 @@ unsigned long sunxi_dram_init(void) uint16_t socid = SOCID_H3; #elif defined(CONFIG_MACH_SUN50I) uint16_t socid = SOCID_A64; +#elif defined(CONFIG_MACH_SUN50I_H5) + uint16_t socid = SOCID_H5; #endif mctl_sys_init(socid, ¶); @@ -652,8 +716,9 @@ unsigned long sunxi_dram_init(void) if (socid == SOCID_H3) writel(0x0c000400, &mctl_ctl->odtcfg); - if (socid == SOCID_A64) { - setbits_le32(&mctl_ctl->vtfcr, 2 << 8); + if (socid == SOCID_A64 || socid == SOCID_H5) { + setbits_le32(&mctl_ctl->vtfcr, + (socid == SOCID_H5 ? 3 : 2) << 8); clrbits_le32(&mctl_ctl->pgcr[2], (1 << 13)); } |