[U-Boot] [PATCH 1/3] rockchip: add rv1108 sdram driver
zhihuan he
huan.he at rock-chips.com
Fri Jan 12 02:36:56 UTC 2018
add rv1108 sdram driver so we can set up sdram in SPL
Signed-off-by: zhihuan he <huan.he at rock-chips.com>
---
arch/arm/include/asm/arch-rockchip/cru_rv1108.h | 152 +++--
arch/arm/include/asm/arch-rockchip/grf_rv1108.h | 137 +++--
arch/arm/include/asm/arch-rockchip/sdram_rv1108.h | 581 +++++++++++++++++++
arch/arm/mach-rockchip/rv1108/Makefile | 1 +
arch/arm/mach-rockchip/rv1108/sdram_rv1108.c | 643 ++++++++++++++++++++++
5 files changed, 1427 insertions(+), 87 deletions(-)
create mode 100644 arch/arm/include/asm/arch-rockchip/sdram_rv1108.h
create mode 100644 arch/arm/mach-rockchip/rv1108/sdram_rv1108.c
diff --git a/arch/arm/include/asm/arch-rockchip/cru_rv1108.h b/arch/arm/include/asm/arch-rockchip/cru_rv1108.h
index ad2dc96..b2ac6a9 100644
--- a/arch/arm/include/asm/arch-rockchip/cru_rv1108.h
+++ b/arch/arm/include/asm/arch-rockchip/cru_rv1108.h
@@ -56,61 +56,129 @@ struct pll_div {
enum {
/* PLL CON0 */
- FBDIV_MASK = 0xfff,
- FBDIV_SHIFT = 0,
+ FBDIV_MASK = 0xfff,
+ FBDIV_SHIFT = 0,
/* PLL CON1 */
- POSTDIV2_SHIFT = 12,
- POSTDIV2_MASK = 7 << POSTDIV2_SHIFT,
- POSTDIV1_SHIFT = 8,
- POSTDIV1_MASK = 7 << POSTDIV1_SHIFT,
- REFDIV_MASK = 0x3f,
- REFDIV_SHIFT = 0,
+ POSTDIV2_SHIFT = 12,
+ POSTDIV2_MASK = 7 << POSTDIV2_SHIFT,
+ POSTDIV1_SHIFT = 8,
+ POSTDIV1_MASK = 7 << POSTDIV1_SHIFT,
+ REFDIV_MASK = 0x3f,
+ REFDIV_SHIFT = 0,
/* PLL CON2 */
- LOCK_STA_SHIFT = 31,
- LOCK_STA_MASK = 1 << LOCK_STA_SHIFT,
- FRACDIV_MASK = 0xffffff,
- FRACDIV_SHIFT = 0,
+ LOCK_STA_SHIFT = 31,
+ LOCK_STA_MASK = 1 << LOCK_STA_SHIFT,
+ FRACDIV_MASK = 0xffffff,
+ FRACDIV_SHIFT = 0,
/* PLL CON3 */
- WORK_MODE_SHIFT = 8,
- WORK_MODE_MASK = 1 << WORK_MODE_SHIFT,
- WORK_MODE_SLOW = 0,
- WORK_MODE_NORMAL = 1,
- DSMPD_SHIFT = 3,
- DSMPD_MASK = 1 << DSMPD_SHIFT,
+ WORK_MODE_SHIFT = 8,
+ WORK_MODE_MASK = 1 << WORK_MODE_SHIFT,
+ WORK_MODE_SLOW = 0,
+ WORK_MODE_NORMAL = 1,
+ DSMPD_SHIFT = 3,
+ DSMPD_MASK = 1 << DSMPD_SHIFT,
+ INTEGER_MODE = 1,
+ GLOBAL_POWER_DOWN_SHIFT = 0,
+ GLOBAL_POWER_DOWN_MASK = 1 << GLOBAL_POWER_DOWN_SHIFT,
+ GLOBAL_POWER_DOWN = 1,
+ GLOBAL_POWER_UP = 0,
/* CLKSEL0_CON */
- CORE_PLL_SEL_SHIFT = 8,
- CORE_PLL_SEL_MASK = 3 << CORE_PLL_SEL_SHIFT,
- CORE_PLL_SEL_APLL = 0,
- CORE_PLL_SEL_GPLL = 1,
- CORE_PLL_SEL_DPLL = 2,
- CORE_CLK_DIV_SHIFT = 0,
- CORE_CLK_DIV_MASK = 0x1f << CORE_CLK_DIV_SHIFT,
+ CORE_PLL_SEL_SHIFT = 8,
+ CORE_PLL_SEL_MASK = 3 << CORE_PLL_SEL_SHIFT,
+ CORE_PLL_SEL_APLL = 0,
+ CORE_PLL_SEL_GPLL = 1,
+ CORE_PLL_SEL_DPLL = 2,
+ CORE_CLK_DIV_SHIFT = 0,
+ CORE_CLK_DIV_MASK = 0x1f << CORE_CLK_DIV_SHIFT,
+
+ /* CLKSEL_CON1 */
+ PCLK_DBG_DIV_CON_SHIFT = 4,
+ PCLK_DBG_DIV_CON_MASK = 0xf << PCLK_DBG_DIV_CON_SHIFT,
+ ACLK_CORE_DIV_CON_SHIFT = 0,
+ ACLK_CORE_DIV_CON_MASK = 7 << ACLK_CORE_DIV_CON_SHIFT,
+
+ /* CLKSEL_CON2 */
+ ACLK_BUS_PLL_SEL_SHIFT = 8,
+ ACLK_BUS_PLL_SEL_MASK = 3 << ACLK_BUS_PLL_SEL_SHIFT,
+ ACLK_BUS_PLL_SEL_GPLL = 0,
+ ACLK_BUS_PLL_SEL_APLL = 1,
+ ACLK_BUS_PLL_SEL_DPLL = 2,
+ ACLK_BUS_DIV_CON_SHIFT = 0,
+ ACLK_BUS_DIV_CON_MASK = 0x1f << ACLK_BUS_DIV_CON_SHIFT,
+
+ /* CLKSEL_CON3 */
+ PCLK_BUS_DIV_CON_SHIFT = 8,
+ PCLK_BUS_DIV_CON_MASK = 0x1f << PCLK_BUS_DIV_CON_SHIFT,
+ HCLK_BUS_DIV_CON_SHIFT = 0,
+ HCLK_BUS_DIV_CON_MASK = 0x1f,
+
+ /* CLKSEL_CON4 */
+ CLK_DDR_PLL_SEL_SHIFT = 8,
+ CLK_DDR_PLL_SEL_MASK = 0x3 << CLK_DDR_PLL_SEL_SHIFT,
+ CLK_DDR_DIV_CON_SHIFT = 0,
+ CLK_DDR_DIV_CON_MASK = 0x3 << CLK_DDR_DIV_CON_SHIFT,
/* CLKSEL_CON22 */
- CLK_SARADC_DIV_CON_SHIFT= 0,
- CLK_SARADC_DIV_CON_MASK = GENMASK(9, 0),
- CLK_SARADC_DIV_CON_WIDTH= 10,
+ CLK_SARADC_DIV_CON_SHIFT = 0,
+ CLK_SARADC_DIV_CON_MASK = GENMASK(9, 0),
+ CLK_SARADC_DIV_CON_WIDTH = 10,
+
+ /* CLKSEL_CON23 */
+ ACLK_PERI_PLL_SEL_SHIFT = 15,
+ ACLK_PERI_PLL_SEL_MASK = 1 << ACLK_PERI_PLL_SEL_SHIFT,
+ ACLK_PERI_PLL_SEL_GPLL = 0,
+ ACLK_PERI_PLL_SEL_DPLL = 1,
+ PCLK_PERI_DIV_CON_SHIFT = 10,
+ PCLK_PERI_DIV_CON_MASK = 0x1f << PCLK_PERI_DIV_CON_SHIFT,
+ HCLK_PERI_DIV_CON_SHIFT = 5,
+ HCLK_PERI_DIV_CON_MASK = 0x1f << HCLK_PERI_DIV_CON_SHIFT,
+ ACLK_PERI_DIV_CON_SHIFT = 0,
+ ACLK_PERI_DIV_CON_MASK = 0x1f,
/* CLKSEL24_CON */
- MAC_PLL_SEL_SHIFT = 12,
- MAC_PLL_SEL_MASK = 1 << MAC_PLL_SEL_SHIFT,
- MAC_PLL_SEL_APLL = 0,
- MAC_PLL_SEL_GPLL = 1,
- RMII_EXTCLK_SEL_SHIFT = 8,
- RMII_EXTCLK_SEL_MASK = 1 << RMII_EXTCLK_SEL_SHIFT,
- MAC_CLK_DIV_MASK = 0x1f,
- MAC_CLK_DIV_SHIFT = 0,
+ MAC_PLL_SEL_SHIFT = 12,
+ MAC_PLL_SEL_MASK = 1 << MAC_PLL_SEL_SHIFT,
+ MAC_PLL_SEL_APLL = 0,
+ MAC_PLL_SEL_GPLL = 1,
+ RMII_EXTCLK_SEL_SHIFT = 8,
+ RMII_EXTCLK_SEL_MASK = 1 << RMII_EXTCLK_SEL_SHIFT,
+ MAC_CLK_DIV_MASK = 0x1f,
+ MAC_CLK_DIV_SHIFT = 0,
/* CLKSEL27_CON */
- SFC_PLL_SEL_SHIFT = 7,
- SFC_PLL_SEL_MASK = 1 << SFC_PLL_SEL_SHIFT,
- SFC_PLL_SEL_DPLL = 0,
- SFC_PLL_SEL_GPLL = 1,
- SFC_CLK_DIV_SHIFT = 0,
- SFC_CLK_DIV_MASK = 0x3f << SFC_CLK_DIV_SHIFT,
+ SFC_PLL_SEL_SHIFT = 7,
+ SFC_PLL_SEL_MASK = 1 << SFC_PLL_SEL_SHIFT,
+ SFC_PLL_SEL_DPLL = 0,
+ SFC_PLL_SEL_GPLL = 1,
+ SFC_CLK_DIV_SHIFT = 0,
+ SFC_CLK_DIV_MASK = 0x3f << SFC_CLK_DIV_SHIFT,
+
+ /* SOFTRST1_CON*/
+ DDRPHY_SRSTN_CLKDIV_REQ_SHIFT = 0,
+ DDRPHY_SRSTN_CLKDIV_REQ = 1,
+ DDRPHY_SRSTN_CLKDIV_DIS = 0,
+ DDRPHY_SRSTN_CLKDIV_REQ_MASK = 1 << DDRPHY_SRSTN_CLKDIV_REQ_SHIFT,
+ DDRPHY_SRSTN_REQ_SHIFT = 1,
+ DDRPHY_SRSTN_REQ = 1,
+ DDRPHY_SRSTN_DIS = 0,
+ DDRPHY_SRSTN_REQ_MASK = 1 << DDRPHY_SRSTN_REQ_SHIFT,
+ DDRPHY_PSRSTN_REQ_SHIFT = 2,
+ DDRPHY_PSRSTN_REQ = 1,
+ DDRPHY_PSRSTN_DIS = 0,
+ DDRPHY_PSRSTN_REQ_MASK = 1 << DDRPHY_PSRSTN_REQ_SHIFT,
+
+ /* SOFTRST2_CON*/
+ DDRUPCTL_PSRSTN_REQ_SHIFT = 0,
+ DDRUPCTL_PSRSTN_REQ = 1,
+ DDRUPCTL_PSRSTN_DIS = 0,
+ DDRUPCTL_PSRSTN_REQ_MASK = 1 << DDRUPCTL_PSRSTN_REQ_SHIFT,
+ DDRUPCTL_NSRSTN_REQ_SHIFT = 1,
+ DDRUPCTL_NSRSTN_REQ = 1,
+ DDRUPCTL_NSRSTN_DIS = 0,
+ DDRUPCTL_NSRSTN_REQ_MASK = 1 << DDRUPCTL_NSRSTN_REQ_SHIFT,
};
#endif
diff --git a/arch/arm/include/asm/arch-rockchip/grf_rv1108.h b/arch/arm/include/asm/arch-rockchip/grf_rv1108.h
index c816a5b..88a9291 100644
--- a/arch/arm/include/asm/arch-rockchip/grf_rv1108.h
+++ b/arch/arm/include/asm/arch-rockchip/grf_rv1108.h
@@ -1,7 +1,7 @@
/*
* (C) Copyright 2016 Rockchip Electronics Co., Ltd
- *
- * SPDX-License-Identifier: GPL-2.0+
+ * Author: zhihuan he <huan.he at rock-chips.com>
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _ASM_ARCH_GRF_RV1108_H
#define _ASM_ARCH_GRF_RV1108_H
@@ -108,6 +108,44 @@ struct rv1108_grf {
};
check_member(rv1108_grf, chip_id, 0xf90);
+struct rv1108_pmu_grf {
+ u32 gpioa_iomux;
+ u32 gpiob_iomux;
+ u32 gpioc_iomux;
+ u32 reserved1;
+ u32 gpioa_p;
+ u32 gpiob_p;
+ u32 gpioc_p;
+ u32 reserved2;
+ u32 gpioa_e;
+ u32 gpiob_e;
+ u32 gpioc_e;
+ u32 reserved3;
+ u32 gpioa_smt;
+ u32 gpiob_smt;
+ u32 gpioc_smt;
+ u32 reserved4;
+ u32 pmugrf_gpio0a_sr;
+ u32 pmugrf_gpio0b_sr;
+ u32 pmugrf_gpio0c_sr;
+ u32 reserved5[(0x100 - 0x4c) / 4];
+ u32 pmugrf_soc_con[4];
+ u32 reserved6[(0x180 - 0x110) / 4];
+ u32 pmu_grf_pmugrf_dll_con[2];
+ u32 reserved7[2];
+ u32 pmu_grf_pmugrf_dll_status[2];
+ u32 reserved8[(0x200 - 0x198) / 4];
+ u32 pmu_grf_pmugrf_os_reg[4];
+ u32 reserved9[(0x300 - 0x210) / 4];
+ u32 pmu_grf_pmugrf_fast_boot_addr;
+ u32 reserved10[(0x380 - 0x304) / 4];
+ u32 pmu_grf_pmugrf_a7_jtag_mask;
+ u32 reserved11[(0x388 - 0x384) / 4];
+ u32 pmu_grf_pmugrf_ceva_jtag_mask;
+};
+
+check_member(rv1108_pmu_grf, pmu_grf_pmugrf_ceva_jtag_mask, 0x388);
+
/* GRF_GPIO1B_IOMUX */
enum {
GPIO1B7_SHIFT = 14,
@@ -211,7 +249,7 @@ enum {
GPIO1C1_I2S_SDI_M0,
GPIO1C1_PWM4,
- GPIO1C0_SHIFT = 0,
+ GPIO1C0_SHIFT = 0,
GPIO1C0_MASK = 3,
GPIO1C0_GPIO = 0,
GPIO1C0_LCDC_D11,
@@ -285,48 +323,48 @@ enum {
GPIO2A6_FLASH_D6,
GPIO2A6_EMMC_D6,
- GPIO2A5_SHIFT = 10,
- GPIO2A5_MASK = 3 << GPIO2A5_SHIFT,
- GPIO2A5_GPIO = 0,
+ GPIO2A5_SHIFT = 10,
+ GPIO2A5_MASK = 3 << GPIO2A5_SHIFT,
+ GPIO2A5_GPIO = 0,
GPIO2A5_FLASH_D5,
GPIO2A5_EMMC_D5,
- GPIO2A4_SHIFT = 8,
- GPIO2A4_MASK = 3 << GPIO2A4_SHIFT,
- GPIO2A4_GPIO = 0,
+ GPIO2A4_SHIFT = 8,
+ GPIO2A4_MASK = 3 << GPIO2A4_SHIFT,
+ GPIO2A4_GPIO = 0,
GPIO2A4_FLASH_D4,
GPIO2A4_EMMC_D4,
- GPIO2A3_SHIFT = 6,
- GPIO2A3_MASK = 3 << GPIO2A3_SHIFT,
- GPIO2A3_GPIO = 0,
+ GPIO2A3_SHIFT = 6,
+ GPIO2A3_MASK = 3 << GPIO2A3_SHIFT,
+ GPIO2A3_GPIO = 0,
GPIO2A3_FLASH_D3,
GPIO2A3_EMMC_D3,
GPIO2A3_SFC_HOLD_IO3,
- GPIO2A2_SHIFT = 4,
- GPIO2A2_MASK = 3 << GPIO2A2_SHIFT,
- GPIO2A2_GPIO = 0,
+ GPIO2A2_SHIFT = 4,
+ GPIO2A2_MASK = 3 << GPIO2A2_SHIFT,
+ GPIO2A2_GPIO = 0,
GPIO2A2_FLASH_D2,
GPIO2A2_EMMC_D2,
GPIO2A2_SFC_WP_IO2,
- GPIO2A1_SHIFT = 2,
- GPIO2A1_MASK = 3 << GPIO2A1_SHIFT,
- GPIO2A1_GPIO = 0,
+ GPIO2A1_SHIFT = 2,
+ GPIO2A1_MASK = 3 << GPIO2A1_SHIFT,
+ GPIO2A1_GPIO = 0,
GPIO2A1_FLASH_D1,
GPIO2A1_EMMC_D1,
GPIO2A1_SFC_SO_IO1,
- GPIO2A0_SHIFT = 0,
- GPIO2A0_MASK = 3 << GPIO2A0_SHIFT,
- GPIO2A0_GPIO = 0,
+ GPIO2A0_SHIFT = 0,
+ GPIO2A0_MASK = 3 << GPIO2A0_SHIFT,
+ GPIO2A0_GPIO = 0,
GPIO2A0_FLASH_D0,
GPIO2A0_EMMC_D0,
GPIO2A0_SFC_SI_IO0,
};
-/* GRF_GPIO2D_IOMUX */
+/* GRF_GPIO2B_IOMUX */
enum {
GPIO2B7_SHIFT = 14,
GPIO2B7_MASK = 3 << GPIO2B7_SHIFT,
@@ -334,41 +372,41 @@ enum {
GPIO2B7_FLASH_CS1,
GPIO2B7_SFC_CLK,
- GPIO2B6_SHIFT = 12,
- GPIO2B6_MASK = 1 << GPIO2B6_SHIFT,
- GPIO2B6_GPIO = 0,
+ GPIO2B6_SHIFT = 12,
+ GPIO2B6_MASK = 1 << GPIO2B6_SHIFT,
+ GPIO2B6_GPIO = 0,
GPIO2B6_EMMC_CLKO,
- GPIO2B5_SHIFT = 10,
- GPIO2B5_MASK = 1 << GPIO2B5_SHIFT,
- GPIO2B5_GPIO = 0,
+ GPIO2B5_SHIFT = 10,
+ GPIO2B5_MASK = 1 << GPIO2B5_SHIFT,
+ GPIO2B5_GPIO = 0,
GPIO2B5_FLASH_CS0,
- GPIO2B4_SHIFT = 8,
- GPIO2B4_MASK = 3 << GPIO2B4_SHIFT,
- GPIO2B4_GPIO = 0,
+ GPIO2B4_SHIFT = 8,
+ GPIO2B4_MASK = 3 << GPIO2B4_SHIFT,
+ GPIO2B4_GPIO = 0,
GPIO2B4_FLASH_RDY,
GPIO2B4_EMMC_CMD,
GPIO2B4_SFC_CSN0,
- GPIO2B3_SHIFT = 6,
- GPIO2B3_MASK = 1 << GPIO2B3_SHIFT,
- GPIO2B3_GPIO = 0,
+ GPIO2B3_SHIFT = 6,
+ GPIO2B3_MASK = 1 << GPIO2B3_SHIFT,
+ GPIO2B3_GPIO = 0,
GPIO2B3_FLASH_RDN,
- GPIO2B2_SHIFT = 4,
- GPIO2B2_MASK = 1 << GPIO2B2_SHIFT,
- GPIO2B2_GPIO = 0,
+ GPIO2B2_SHIFT = 4,
+ GPIO2B2_MASK = 1 << GPIO2B2_SHIFT,
+ GPIO2B2_GPIO = 0,
GPIO2B2_FLASH_WRN,
- GPIO2B1_SHIFT = 2,
- GPIO2B1_MASK = 1 << GPIO2B1_SHIFT,
- GPIO2B1_GPIO = 0,
+ GPIO2B1_SHIFT = 2,
+ GPIO2B1_MASK = 1 << GPIO2B1_SHIFT,
+ GPIO2B1_GPIO = 0,
GPIO2B1_FLASH_CLE,
- GPIO2B0_SHIFT = 0,
- GPIO2B0_MASK = 1 << GPIO2B0_SHIFT,
- GPIO2B0_GPIO = 0,
+ GPIO2B0_SHIFT = 0,
+ GPIO2B0_MASK = 1 << GPIO2B0_SHIFT,
+ GPIO2B0_GPIO = 0,
GPIO2B0_FLASH_ALE,
};
@@ -427,12 +465,12 @@ enum {
GPIO3A7_GPIO = 0,
GPIO3A6_SHIFT = 12,
- GPIO3A6_MASK = 1 << GPIO3A6_SHIFT,
+ GPIO3A6_MASK = 3 << GPIO3A6_SHIFT,
GPIO3A6_GPIO = 0,
GPIO3A6_UART1_SOUT,
GPIO3A5_SHIFT = 10,
- GPIO3A5_MASK = 1 << GPIO3A5_SHIFT,
+ GPIO3A5_MASK = 3 << GPIO3A5_SHIFT,
GPIO3A5_GPIO = 0,
GPIO3A5_UART1_SIN,
@@ -506,4 +544,13 @@ enum {
GPIO3C0_GPIO = 0,
GPIO3C0_SDMMC_D3,
};
+
+enum {
+ /* GRF_SOC_CON0 */
+ GRF_CON_MSCH_MAINDDR3 = 1 << 4,
+ GRF_CON_MSCH_MAINPARTIALPOP = 1 << 5,
+ GRF_CON_MSCH_MAINPARTIALPOP_MASK = 1 << 5,
+ GRF_CON_MSCH_MAINPARTIALPOP_32BIT = 0 << 5,
+};
+
#endif
diff --git a/arch/arm/include/asm/arch-rockchip/sdram_rv1108.h b/arch/arm/include/asm/arch-rockchip/sdram_rv1108.h
new file mode 100644
index 0000000..de881a1
--- /dev/null
+++ b/arch/arm/include/asm/arch-rockchip/sdram_rv1108.h
@@ -0,0 +1,581 @@
+/*
+ * Copyright (C) 2017 Rockchip Electronics Co., Ltd
+ * Author: zhihuan he <huan.he at rock-chips.com>
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _ASM_ARCH_SDRAM_RV1108_H
+#define _ASM_ARCH_SDRAM_RV1108_H
+
+#include <common.h>
+
+#define SR_IDLE 3
+#define PD_IDLE 64
+#define SDRAM_ADDR 0x60000000
+#define SDRAM_END_ADDR 0x80000000
+#define PATTERN (0x5aa5f00f)
+
+struct rv1108_ddr_pctl {
+ u32 scfg;
+ u32 sctl;
+ u32 stat;
+ u32 intrstat;
+ u32 reserved0[(0x40 - 0x10) / 4];
+ u32 mcmd;
+ u32 powctl;
+ u32 powstat;
+ u32 cmdtstat;
+ u32 cmdtstaten;
+ u32 reserved1[(0x60 - 0x54) / 4];
+ u32 mrrcfg0;
+ u32 mrrstat0;
+ u32 mrrstat1;
+ u32 reserved2[(0x7c - 0x6c) / 4];
+ u32 mcfg1;
+ u32 mcfg;
+ u32 ppcfg;
+ u32 mstat;
+ u32 lpddr2zqcfg;
+ u32 reserved3;
+ u32 dtupdes;
+ u32 dtuna;
+ u32 dtune;
+ u32 dtuprd0;
+ u32 dtuprd1;
+ u32 dtuprd2;
+ u32 dtuprd3;
+ u32 dtuawdt;
+ u32 reserved4[(0xc0 - 0xb4) / 4];
+ u32 togcnt1u;
+ u32 tinit;
+ u32 trsth;
+ u32 togcnt100n;
+ u32 trefi;
+ u32 tmrd;
+ u32 trfc;
+ u32 trp;
+ u32 trtw;
+ u32 tal;
+ u32 tcl;
+ u32 tcwl;
+ u32 tras;
+ u32 trc;
+ u32 trcd;
+ u32 trrd;
+ u32 trtp;
+ u32 twr;
+ u32 twtr;
+ u32 texsr;
+ u32 txp;
+ u32 txpdll;
+ u32 tzqcs;
+ u32 tzqcsi;
+ u32 tdqs;
+ u32 tcksre;
+ u32 tcksrx;
+ u32 tcke;
+ u32 tmod;
+ u32 trstl;
+ u32 tzqcl;
+ u32 tmrr;
+ u32 tckesr;
+ u32 tdpd;
+ u32 trefi_mem_ddr3;
+ u32 reserved5[(0x180 - 0x14c) / 4];
+ u32 ecccfg;
+ u32 ecctst;
+ u32 eccclr;
+ u32 ecclog;
+ u32 reserved6[(0x200 - 0x190) / 4];
+ u32 dtuwactl;
+ u32 dturactl;
+ u32 dtucfg;
+ u32 dtuectl;
+ u32 dtuwd0;
+ u32 dtuwd1;
+ u32 dtuwd2;
+ u32 dtuwd3;
+ u32 dtuwdm;
+ u32 dturd0;
+ u32 dturd1;
+ u32 dturd2;
+ u32 dturd3;
+ u32 dtulfsrwd;
+ u32 dtulfsrrd;
+ u32 dtueaf;
+ u32 dfitctrldelay;
+ u32 dfiodtcfg;
+ u32 dfiodtcfg1;
+ u32 dfiodtrankmap;
+ u32 dfitphywrdata;
+ u32 dfitphywrlat;
+ u32 dfitphywrdatalat;
+ u32 reserved7;
+ u32 dfitrddataen;
+ u32 dfitphyrdlat;
+ u32 reserved8[(0x270 - 0x268) / 4];
+ u32 dfitphyupdtype0;
+ u32 dfitphyupdtype1;
+ u32 dfitphyupdtype2;
+ u32 dfitphyupdtype3;
+ u32 dfitctrlupdmin;
+ u32 dfitctrlupdmax;
+ u32 dfitctrlupddly;
+ u32 reserved9;
+ u32 dfiupdcfg;
+ u32 dfitrefmski;
+ u32 dfitctrlupdi;
+ u32 reserved10[(0x2ac - 0x29c) / 4];
+ u32 dfitrcfg0;
+ u32 dfitrstat0;
+ u32 dfitrwrlvlen;
+ u32 dfitrrdlvlen;
+ u32 dfitrrdlvlgateen;
+ u32 dfiststat0;
+ u32 dfistcfg0;
+ u32 dfistcfg1;
+ u32 reserved11;
+ u32 dfitdramclken;
+ u32 dfitdramclkdis;
+ u32 dfistcfg2;
+ u32 dfistparclr;
+ u32 dfistparlog;
+ u32 reserved12[(0x2f0 - 0x2e4) / 4];
+ u32 dfilpcfg0;
+ u32 reserved13[(0x300 - 0x2f4) / 4];
+ u32 dfitrwrlvlresp0;
+ u32 dfitrwrlvlresp1;
+ u32 dfitrwrlvlresp2;
+ u32 dfitrrdlvlresp0;
+ u32 dfitrrdlvlresp1;
+ u32 dfitrrdlvlresp2;
+ u32 dfitrwrlvldelay0;
+ u32 dfitrwrlvldelay1;
+ u32 dfitrwrlvldelay2;
+ u32 dfitrrdlvldelay0;
+ u32 dfitrrdlvldelay1;
+ u32 dfitrrdlvldelay2;
+ u32 dfitrrdlvlgatedelay0;
+ u32 dfitrrdlvlgatedelay1;
+ u32 dfitrrdlvlgatedelay2;
+ u32 dfitrcmd;
+ u32 reserved14[(0x3f8 - 0x340) / 4];
+ u32 ipvr;
+ u32 iptr;
+};
+
+check_member(rv1108_ddr_pctl, iptr, 0x03fc);
+
+struct rv1108_ddr_phy {
+ u32 phy_reg0;
+ u32 phy_reg1;
+ u32 phy_reg2;
+ u32 phy_reg3;
+ u32 reserved0;
+ u32 phy_reg5;
+ u32 phy_reg6;
+ u32 reserveds1[(0x24 - 0x1c) / 4];
+ u32 phy_reg9;
+ u32 reserveds2[(0x2c - 0x28) / 4];
+ u32 phy_regb;
+ u32 phy_regc;
+ u32 reserveds3[(0x44 - 0x34) / 4];
+ u32 phy_reg11;
+ u32 phy_reg12;
+ u32 phy_reg13;
+ u32 phy_reg14;
+ u32 reserved4;
+ u32 phy_reg16;
+ u32 phy_reg17;
+ u32 phy_reg18;
+ u32 reserveds5[(0x80 - 0x64) / 4];
+ u32 phy_reg20;
+ u32 phy_reg21;
+ u32 reserveds6[(0x98 - 0x88) / 4];
+ u32 phy_reg26;
+ u32 phy_reg27;
+ u32 phy_reg28;
+ u32 reserveds7[(0xac - 0xa4) / 4];
+ u32 phy_reg2b;
+ u32 reserveds8[(0xb8 - 0xb0) / 4];
+ u32 phy_reg2e;
+ u32 phy_reg2f;
+ u32 phy_reg30;
+ u32 phy_reg31;
+ u32 reserveds9[(0xd8 - 0xc8) / 4];
+ u32 phy_reg36;
+ u32 phy_reg37;
+ u32 phy_reg38;
+ u32 reserveds10[(0xec - 0xe4) / 4];
+ u32 phy_reg3b;
+ u32 reserveds11[(0xf8 - 0xf0) / 4];
+ u32 phy_reg3e;
+ u32 phy_reg3f;
+ u32 reserveds12[(0x1c0 - 0x100) / 4];
+ u32 phy_reg_skew_cs0data[(0x218 - 0x1c0) / 4];
+ u32 reserveds13[(0x28c - 0x218) / 4];
+ u32 phy_vref;
+ u32 phy_regdll;/*dll bypass switch reg,0x290*/
+ u32 reserveds14[(0x2c0 - 0x294) / 4];
+ u32 phy_reg_ca_skew[(0x2f8 - 0x2c0) / 4];
+ u32 reserveds15[(0x300 - 0x2f8) / 4];
+ u32 phy_reg_skew_cs1data[(0x358 - 0x300) / 4];
+ u32 reserveds16[(0x3c0 - 0x358) / 4];
+ u32 phy_regf0;
+ u32 phy_regf1;
+ u32 reserveds17[(0x3e8 - 0x3c8) / 4];
+ u32 phy_regfa;
+ u32 phy_regfb;
+ u32 phy_regfc;
+ u32 reserved18;
+ u32 reserved19;
+ u32 phy_regff;
+};
+
+check_member(rv1108_ddr_phy, phy_regff, 0x03fc);
+
+struct rv1108_ddr_timing {
+ u32 freq;
+ struct rv1108_pctl_timing {
+ u32 togcnt1u;
+ u32 tinit;
+ u32 trsth;
+ u32 togcnt100n;
+ u32 trefi;
+ u32 tmrd;
+ u32 trfc;
+ u32 trp;
+ u32 trtw;
+ u32 tal;
+ u32 tcl;
+ u32 tcwl;
+ u32 tras;
+ u32 trc;
+ u32 trcd;
+ u32 trrd;
+ u32 trtp;
+ u32 twr;
+ u32 twtr;
+ u32 texsr;
+ u32 txp;
+ u32 txpdll;
+ u32 tzqcs;
+ u32 tzqcsi;
+ u32 tdqs;
+ u32 tcksre;
+ u32 tcksrx;
+ u32 tcke;
+ u32 tmod;
+ u32 trstl;
+ u32 tzqcl;
+ u32 tmrr;
+ u32 tckesr;
+ u32 tdpd;
+ u32 trefi_mem_ddr3;
+ } pctl_timing;
+ struct rv1108_phy_timing {
+ u32 mr[4];
+ u32 bl;
+ u32 cl_al;
+ } phy_timing;
+ u32 noc_timing;
+ u32 readlatency;
+ u32 activate;
+ u32 devtodev;
+};
+
+struct rv1108_service_msch {
+ u32 id_coreid;
+ u32 id_revisionid;
+ u32 ddrconf;
+ u32 ddrtiming;
+ u32 ddrmode;
+ u32 readlatency;
+ u32 activate;
+ u32 devtodev;
+};
+
+struct rv1108_ddr_config {
+ /*
+ * 000: lpddr
+ * 001: ddr
+ * 010: ddr2
+ * 011: ddr3
+ * 100: lpddr2-s2
+ * 101: lpddr2-s4
+ * 110: lpddr3
+ */
+ u32 ddr_type;
+ u32 chn_cnt;
+ u32 rank;
+ u32 cs0_row;
+ u32 cs1_row;
+
+ /* 2: 4bank, 3: 8bank */
+ u32 bank;
+ u32 col;
+ /* die buswidth, 2:32bit, 1:16bit, 0:8bit */
+ u32 dbw;
+ /* bw(0: 8bit, 1: 16bit, 2: 32bit) */
+ u32 bw;
+};
+
+/* rv1108 sdram initial */
+void rv1108_sdram_init(void);
+
+/* get ddr size on board */
+size_t sdram_size(void);
+
+enum {
+ PHY_LOW_SPEED_MHZ = 400,
+ /* PHY_REG0 */
+ CHN_ENABLE_SHIFT = 4,
+ DQ_16BIT_EN_MASK = 3 << 4,
+ DQ_16BIT_EN = 3 << 4,
+ DQ_32BIT_EN_MASK = 0xf << 4,
+ DQ_32BIT_EN = 0xf << 4,
+ RESET_DIGITAL_CORE_SHIFT = 3,
+ RESET_DIGITAL_CORE_MASK = 1 << RESET_DIGITAL_CORE_SHIFT,
+ RESET_DIGITAL_CORE_ACT = 0,
+ RESET_DIGITAL_CORE_DIS = 1,
+ RESET_ANALOG_LOGIC_SHIFT = 2,
+ RESET_ANALOG_LOGIC_MASK = 1 << RESET_ANALOG_LOGIC_SHIFT,
+ RESET_ANALOG_LOGIC_ACT = 0,
+ RESET_ANALOG_LOGIC_DIS = 1,
+
+ /* PHY_REG1 */
+ MEMORY_SELECT_DDR3 = 0,
+ PHY_BL_8 = 1 << 2,
+
+ /* PHY_REG2 */
+ DQS_GATE_TRAINING_SEL_CS0 = 1 << 5,
+ DQS_GATE_TRAINING_ACT = 1,
+ DQS_GATE_TRAINING_DIS = 0,
+
+ /* PHY_REG12 */
+ CMD_PRCOMP_SHIFT = 3,
+ CMD_PRCOMP_MASK = 0x1f << CMD_PRCOMP_SHIFT,
+
+ /* DDRPHY_REG13 */
+ CMD_DLL_BYPASS_SHIFT = 4,
+ CMD_DLL_BYPASS = 1,
+ CMD_DLL_BYPASS_MASK = 1,
+ CMD_DLL_BYPASS_DISABLE = 0,
+
+ /* DDRPHY_REG14 */
+ CK_DLL_BYPASS_SHIFT = 3,
+ CK_DLL_BYPASS = 1,
+ CK_DLL_BYPASS_DISABLE = 0,
+
+ /* DDRPHY_REG26 */
+ LEFT_CHN_A_DQ_DLL_SHIFT = 4,
+ LEFT_CHN_A_DQ_DLL_BYPASS = 1,
+ LEFT_CHN_A_DQ_DLL_BYPASS_MASK = 1,
+ LEFT_CHN_A_DQ_DLL_BYPASS_DIS = 0,
+
+ /* DDRPHY_REG27 */
+ LEFT_CHN_A_DQS_DLL_SHIFT = 3,
+ LEFT_CHN_A_DQS_DLL_BYPASS = 1,
+ LEFT_CHN_A_DQS_DLL_BYPASS_DIS = 0,
+
+ /* DDRPHY_REG28 */
+ LEFT_CHN_A_READ_DQS_45_DELAY = 2,
+
+ /* DDRPHY_REG36 */
+ RIGHT_CHN_A_DQ_DLL_SHIFT = 4,
+ RIGHT_CHN_A_DQ_DLL_BYPASS = 1,
+ RIGHT_CHN_A_DQ_DLL_BYPASS_MASK = 1,
+ RIGHT_CHN_A_DQ_DLL_BYPASS_DIS = 0,
+
+ /* DDRPHY_REG37 */
+ RIGHT_CHN_A_DQS_DLL_SHIFT = 3,
+ RIGHT_CHN_A_DQS_DLL_BYPASS = 1,
+ RIGHT_CHN_A_DQS_DLL_BYPASS_DIS = 0,
+
+ /* DDRPHY_REG38 */
+ RIGHT_CHN_A_READ_DQS_45_DELAY = 2,
+
+ /* PHY_REGDLL */
+ RIGHT_CHN_A_TX_DQ_BYPASS_SHIFT = 2,
+ RIGHT_CHN_A_TX_DQ_BYPASS_SET = 1,
+ RIGHT_CHN_A_TX_DQ_BYPASS_DIS = 0,
+ LEFT_CHN_A_TX_DQ_BYPASS_SHIFT = 1,
+ LEFT_CHN_A_TX_DQ_BYPASS_SET = 1,
+ LEFT_CHN_A_TX_DQ_BYPASS_DIS = 0,
+ CMD_CK_DLL_BYPASS_SHIFT = 0,
+ CMD_CK_DLL_BYPASS_SET = 1,
+ CMD_CK_DLL_BYPASS_DIS = 0,
+
+ /* PHY_REGFF */
+ CHN_A_TRAINING_DONE_MASK = 3,
+ CHN_A_HIGH_8BIT_TRAINING_DONE = 1 << 1,
+ CHN_A_LOW_8BIT_TRAINING_DONE = 1,
+};
+
+/*PCTL*/
+enum {
+ /* PCTL_SCTL */
+ INIT_STATE = 0,
+ CFG_STATE = 1,
+ GO_STATE = 2,
+ SLEEP_STATE = 3,
+ WAKEUP_STATE = 4,
+
+ /* PCTL_STAT*/
+ PCTL_CTL_STAT_MASK = 0x7,
+ INIT_MEM = 0,
+ CONFIG = 1,
+ CONFIG_REQ = 2,
+ ACCESS = 3,
+ ACCESS_REQ = 4,
+ LOW_POWER = 5,
+ LOW_POWER_ENTRY_REQ = 6,
+ LOW_POWER_EXIT_REQ = 7,
+
+ /* PCTL_MCMD */
+ START_CMD = 0x80000000,
+ RANK_SEL_SHIFT = 20,
+ RANK_SEL_CS0 = 1,
+ RANK_SEL_CS1 = 2,
+ RANK_SEL_CS0_CS1 = 3,
+ BANK_ADDR_SHIFT = 17,
+ BANK_ADDR_MASK = 0x7,
+ CMD_ADDR_SHIFT = 4,
+ CMD_ADDR_MASK = 0x1fff,
+ DDR3_DLL_RESET = 1 << 8,
+ DESELECT_CMD = 0x0,
+ PREA_CMD = 0x1,
+ REF_CMD = 0x2,
+ MRS_CMD = 0x3,
+ ZQCS_CMD = 0x4,
+ ZQCL_CMD = 0x5,
+ RSTL_CMD = 0x6,
+ MPR_CMD = 0x8,
+ DFICTRLUPD_CMD = 0xa,
+ MR0 = 0x0,
+ MR1 = 0x1,
+ MR2 = 0x2,
+ MR3 = 0x3,
+
+ /* PCTL_POWCTL */
+ POWER_UP_START = 1,
+ POWER_UP_START_MASK = 1,
+
+ /* PCTL_POWSTAT */
+ POWER_UP_DONE = 1,
+
+ /*PCTL_PPCFG*/
+ PPMEM_EN_MASK = 1,
+ PPMEM_EN = 1,
+ PPMEM_DIS = 0,
+ /* PCTL_TREFI */
+ UPD_REF = 0x80000000,
+
+ /* PCTL_DFISTCFG0 */
+ DFI_DATA_BYTE_DISABLE_EN_SHIFT = 2,
+ DFI_DATA_BYTE_DISABLE_EN = 1,
+ DFI_FREQ_RATIO_EN_SHIFT = 1,
+ DFI_FREQ_RATIO_EN = 1,
+ DFI_INIT_START_SHIFT = 0,
+ DFI_INIT_START_EN = 1,
+
+ /* PCTL_DFISTCFG1 */
+ DFI_DRAM_CLK_DISABLE_EN_DPD_SHIFT = 1,
+ DFI_DRAM_CLK_DISABLE_EN_DPD = 1,
+ DFI_DRAM_CLK_DISABLE_EN_SHIFT = 0,
+ DFI_DRAM_CLK_DISABLE_EN = 1,
+
+ /* PCTL_DFISTCFG2 */
+ PARITY_EN_SHIFT = 1,
+ PARITY_EN = 1,
+ PARITY_INTR_EN_SHIFT = 0,
+ PARITY_INTR_EN = 1,
+
+ /* PCTL_DFILPCFG0 */
+ DFI_LP_EN_SR_SHIFT = 8,
+ DFI_LP_EN_SR = 1,
+ DFI_LP_WAKEUP_SR_SHIFT = 12,
+ DFI_LP_WAKEUP_SR_32_CYCLES = 1,
+ DFI_TLP_RESP_SHIFT = 16,
+ DFI_TLP_RESP = 5,
+
+ /* PCTL_DFITPHYUPDTYPE0 */
+ TPHYUPD_TYPE0 = 1,
+
+ /* PCTL_DFITPHYRDLAT */
+ TPHY_RDLAT = 0xd,
+
+ /* PCTL_DFITPHYWRDATA */
+ TPHY_WRDATA = 0x0,
+
+ /* PCTL_DFIUPDCFG */
+ DFI_PHYUPD_DISABLE = 0 << 1,
+ DFI_CTRLUPD_DISABLE = 0,
+
+ /* PCTL_DFIODTCFG */
+ RANK0_ODT_WRITE_SEL_SHIFT = 3,
+ RANK0_ODT_WRITE_SEL = 1,
+ RANK1_ODT_WRITE_SEL_SHIFT = 11,
+ RANK1_ODT_WRITE_SEL = 1,
+
+ /* PCTL_DFIODTCFG1 */
+ ODT_LEN_BL8_W_SHIFT = 16,
+ ODT_LEN_BL8_W = 7,
+
+ /* PCTL_MCFG */
+ MDDR_LPDDR23_CLOCK_STOP_IDLE_DIS = 0 << 24,
+ DDR3_EN = 1 << 5,
+ MEM_BL_8 = 1,
+ TFAW_CFG_5_TDDR = 1 << 18,
+ PD_EXIT_SLOW_EXIT_MODE = 0 << 17,
+ PD_TYPE_ACT_PD = 1 << 16,
+ PD_IDLE_DISABLE = 0 << 8,
+ PD_IDLE_MASK = 0xff << 8,
+ PD_IDLE_SHIFT = 8,
+
+ /* PCTL_MCFG1 */
+ SR_IDLE_MASK = 0xff,
+ HW_EXIT_IDLE_EN_SHIFT = 31,
+ HW_EXIT_IDLE_EN_MASK = 1 << HW_EXIT_IDLE_EN_SHIFT,
+ HW_EXIT_IDLE_EN = 1 << HW_EXIT_IDLE_EN_SHIFT,
+
+ /* PCTL_SCFG */
+ HW_LOW_POWER_EN = 1,
+};
+
+enum {
+ /*memory scheduler ddrtiming*/
+ BWRATIO_HALF_BW = 0x80000000,
+ BWRATIO_HALF_BW_DIS = 0x0,
+};
+
+enum {
+ /* PHY_DDR3_RON_RTT */
+ PHY_RON_RTT_DISABLE = 0,
+ PHY_RON_RTT_451OHM = 1,
+ PHY_RON_RTT_225OHM = 2,
+ PHY_RON_RTT_150OHM = 3,
+ PHY_RON_RTT_112OHM = 4,
+ PHY_RON_RTT_90OHM = 5,
+ PHY_RON_RTT_75OHM = 6,
+ PHY_RON_RTT_64OHM = 7,
+
+ PHY_RON_RTT_56OHM = 16,
+ PHY_RON_RTT_50OHM = 17,
+ PHY_RON_RTT_45OHM = 18,
+ PHY_RON_RTT_41OHM = 19,
+ PHY_RON_RTT_37OHM = 20,
+ PHY_RON_RTT_34OHM = 21,
+ PHY_RON_RTT_33OHM = 22,
+ PHY_RON_RTT_30OHM = 23,
+
+ PHY_RON_RTT_28OHM = 24,
+ PHY_RON_RTT_26OHM = 25,
+ PHY_RON_RTT_25OHM = 26,
+ PHY_RON_RTT_23OHM = 27,
+ PHY_RON_RTT_22OHM = 28,
+ PHY_RON_RTT_21OHM = 29,
+ PHY_RON_RTT_20OHM = 30,
+ PHY_RON_RTT_19OHM = 31,
+};
+
+#endif
diff --git a/arch/arm/mach-rockchip/rv1108/Makefile b/arch/arm/mach-rockchip/rv1108/Makefile
index 9035a1a..c4e8a16 100644
--- a/arch/arm/mach-rockchip/rv1108/Makefile
+++ b/arch/arm/mach-rockchip/rv1108/Makefile
@@ -7,5 +7,6 @@
ifndef CONFIG_SPL_BUILD
obj-y += syscon_rv1108.o
endif
+obj-y += sdram_rv1108.o
obj-y += rv1108.o
obj-y += clk_rv1108.o
diff --git a/arch/arm/mach-rockchip/rv1108/sdram_rv1108.c b/arch/arm/mach-rockchip/rv1108/sdram_rv1108.c
new file mode 100644
index 0000000..fcb6e2c
--- /dev/null
+++ b/arch/arm/mach-rockchip/rv1108/sdram_rv1108.c
@@ -0,0 +1,643 @@
+/*
+ * Copyright (C) 2017 Rockchip Electronics Co., Ltd
+ * Author: zhihuan he <huan.he at rock-chips.com>
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <linux/io.h>
+#include <linux/types.h>
+#include <asm/arch/cru_rv1108.h>
+#include <asm/arch/grf_rv1108.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/sdram_rv1108.h>
+#include <asm/arch/timer.h>
+#include <ram.h>
+#include <asm/arch/sdram_common.h>
+
+/*
+ * we can not fit the code to access the device tree in SPL
+ * (due to 6K SRAM size limits), so these are hard-coded
+ */
+
+#define DDR_CONF_PERFORMANCE (1)
+#define DDRPHY_BUFFEREN_CORE_EN(n) (((0x1 << 2) << 16) | (n << 2))
+
+#define CRU_BASE 0x20200000
+#define GRF_BASE 0x10300000
+#define DDR_PHY_BASE 0x20210000
+#define DDR_PCTL_BASE 0x202b0000
+#define SERVICE_MSCH_BASE 0x31070000
+#define PMU_GRF_BASE 0x20060000
+/* PMU */
+#define PMU_BASS_ADDR 0x20010000
+#define PMU_SFT_CON (PMU_BASS_ADDR + 0x1c)
+#define DDR_IO_RET_EN(n) (n << 11)
+
+struct rv1108_sdram_priv {
+ struct rv1108_cru *cru;
+ struct rv1108_grf *grf;
+ struct rv1108_ddr_phy *phy;
+ struct rv1108_ddr_pctl *pctl;
+ struct rv1108_ddr_timing *timing;
+ struct rv1108_service_msch *service_msch;
+ /* ddr die config */
+ struct rv1108_ddr_config ddr_config;
+};
+
+/* use integer mode, 1200MHz dpll setting,600MHz ddr
+ * refdiv, fbdiv, postdiv1, postdiv2
+ */
+const struct pll_div dpll_init_cfg = {
+ 1,
+ 133,
+ 4,
+ 1,
+ 0
+};
+
+const struct rv1108_ddr_timing ddr_timing = {
+ 0x190,
+ {0xc8,
+ 0xc8,
+ 0x1f4,
+ 0x14,
+ 0x4e,
+ 0x4,
+ 0x78,
+ 0x6,
+ 0x3,
+ 0x0,
+ 0x6,
+ 0x5,
+ 0xf,
+ 0x15,
+ 0x6,
+ 0x4,
+ 0x4,
+ 0x6,
+ 0x4,
+ 0x200,
+ 0x3,
+ 0xa,
+ 0x40,
+ 0x2710,
+ 0x1,
+ 0x5,
+ 0x5,
+ 0x3,
+ 0xc,
+ 0x28,
+ 0x100,
+ 0x0,
+ 0x4,
+ 0x0,
+ 0x618},
+ {{0x420,
+ 0x40,
+ 0x0,
+ 0x0},
+ 0x01,
+ 0x60},
+ 0x9028b18a,
+ 0x18,
+ 0x4a4,
+ 0x15
+};
+
+void get_ddr_config(struct rv1108_ddr_config *config)
+{
+ /* rv1108 up to 1 memory ranks,support for x8,x16 DDR3,
+ * total memory data path width of 16 bits.
+ */
+ /* DDR config */
+ config->ddr_type = 3;
+ config->chn_cnt = 0;
+ config->rank = 1;
+ config->cs1_row = 0;
+
+ /* 8bank */
+ config->bank = 3;
+
+ /* ddr3 always set to 1,16 bit */
+ config->dbw = 1;
+ /* 16 bit bw */
+ config->bw = 1;
+}
+
+static void rkdclk_init(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_pll *pll = &priv->cru->pll[1];
+
+ rk_clrsetreg(&pll->con3, WORK_MODE_MASK,
+ WORK_MODE_SLOW << WORK_MODE_SHIFT);
+ rk_clrsetreg(&pll->con3, GLOBAL_POWER_DOWN_MASK,
+ GLOBAL_POWER_DOWN << GLOBAL_POWER_DOWN_SHIFT);
+ rk_clrsetreg(&pll->con3, DSMPD_MASK, INTEGER_MODE << DSMPD_SHIFT);
+ rk_clrsetreg(&pll->con0, FBDIV_MASK,
+ dpll_init_cfg.fbdiv << FBDIV_SHIFT);
+ rk_clrsetreg(&pll->con1, POSTDIV2_MASK | POSTDIV1_MASK | REFDIV_MASK,
+ dpll_init_cfg.postdiv2 << POSTDIV2_SHIFT |
+ dpll_init_cfg.postdiv1 << POSTDIV1_SHIFT |
+ dpll_init_cfg.refdiv << REFDIV_SHIFT);
+ rk_clrsetreg(&pll->con3, GLOBAL_POWER_DOWN_MASK,
+ GLOBAL_POWER_UP << GLOBAL_POWER_DOWN_SHIFT);
+ while (!(readl(&pll->con2) & (1u << LOCK_STA_SHIFT)))
+ rockchip_udelay(1);
+
+ rk_clrsetreg(&priv->cru->clksel_con[4], CLK_DDR_PLL_SEL_MASK |
+ CLK_DDR_DIV_CON_MASK, 0 << CLK_DDR_PLL_SEL_SHIFT |
+ 0 << CLK_DDR_DIV_CON_SHIFT);
+ rk_clrsetreg(&pll->con3, WORK_MODE_MASK,
+ WORK_MODE_NORMAL << WORK_MODE_SHIFT);
+}
+
+static void copy_to_reg(u32 *dest, const u32 *src, u32 n)
+{
+ int i;
+
+ for (i = 0; i < n / sizeof(u32); i++) {
+ writel(*src, dest);
+ src++;
+ dest++;
+ }
+}
+
+void phy_pctrl_reset(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_ddr_phy *ddr_phy = priv->phy;
+
+ rk_clrsetreg(&priv->cru->softrst_con[2], DDRUPCTL_PSRSTN_REQ_MASK |
+ DDRUPCTL_NSRSTN_REQ_MASK,
+ DDRUPCTL_PSRSTN_REQ << DDRUPCTL_PSRSTN_REQ_SHIFT |
+ DDRUPCTL_NSRSTN_REQ << DDRUPCTL_NSRSTN_REQ_SHIFT);
+ rk_clrsetreg(&priv->cru->softrst_con[1],
+ DDRPHY_SRSTN_CLKDIV_REQ_MASK | DDRPHY_SRSTN_REQ_MASK |
+ DDRPHY_PSRSTN_REQ_MASK,
+ DDRPHY_SRSTN_CLKDIV_REQ << DDRPHY_SRSTN_CLKDIV_REQ_SHIFT |
+ DDRPHY_SRSTN_REQ << DDRPHY_SRSTN_REQ_SHIFT |
+ DDRPHY_PSRSTN_REQ << DDRPHY_PSRSTN_REQ_SHIFT);
+
+ rockchip_udelay(10);
+
+ rk_clrsetreg(&priv->cru->softrst_con[1],
+ DDRPHY_SRSTN_CLKDIV_REQ_MASK | DDRPHY_SRSTN_REQ_MASK |
+ DDRPHY_PSRSTN_REQ_MASK,
+ DDRPHY_SRSTN_CLKDIV_DIS << DDRPHY_SRSTN_CLKDIV_REQ_SHIFT |
+ DDRPHY_PSRSTN_DIS << DDRPHY_PSRSTN_REQ_SHIFT |
+ DDRPHY_SRSTN_DIS << DDRPHY_SRSTN_REQ_SHIFT);
+ rockchip_udelay(10);
+
+ rk_clrsetreg(&priv->cru->softrst_con[2], DDRUPCTL_PSRSTN_REQ_MASK |
+ DDRUPCTL_NSRSTN_REQ_MASK,
+ DDRUPCTL_PSRSTN_DIS << DDRUPCTL_PSRSTN_REQ_SHIFT |
+ DDRUPCTL_NSRSTN_DIS << DDRUPCTL_NSRSTN_REQ_SHIFT);
+ rockchip_udelay(10);
+
+ clrsetbits_le32(&ddr_phy->phy_reg0,
+ RESET_DIGITAL_CORE_MASK | RESET_ANALOG_LOGIC_MASK,
+ RESET_DIGITAL_CORE_ACT << RESET_DIGITAL_CORE_SHIFT |
+ RESET_ANALOG_LOGIC_ACT << RESET_ANALOG_LOGIC_SHIFT);
+ rockchip_udelay(1);
+ clrsetbits_le32(&ddr_phy->phy_reg0,
+ RESET_ANALOG_LOGIC_MASK,
+ RESET_ANALOG_LOGIC_DIS << RESET_ANALOG_LOGIC_SHIFT);
+ rockchip_udelay(5);
+ clrsetbits_le32(&ddr_phy->phy_reg0,
+ RESET_DIGITAL_CORE_MASK,
+ RESET_DIGITAL_CORE_DIS << RESET_DIGITAL_CORE_SHIFT);
+ rockchip_udelay(1);
+}
+
+void phy_dll_bypass_set(struct rv1108_sdram_priv *priv, unsigned int freq)
+{
+ struct rv1108_ddr_phy *ddr_phy = priv->phy;
+
+ clrsetbits_le32(&ddr_phy->phy_reg13, CMD_DLL_BYPASS_MASK <<
+ CMD_DLL_BYPASS_SHIFT, CMD_DLL_BYPASS <<
+ CMD_DLL_BYPASS_SHIFT);
+
+ writel(CK_DLL_BYPASS_DISABLE << CK_DLL_BYPASS_SHIFT,
+ &ddr_phy->phy_reg14);
+
+ clrsetbits_le32(&ddr_phy->phy_reg26, LEFT_CHN_A_DQ_DLL_BYPASS_MASK <<
+ LEFT_CHN_A_DQ_DLL_SHIFT, LEFT_CHN_A_DQ_DLL_BYPASS <<
+ LEFT_CHN_A_DQ_DLL_SHIFT);
+ writel(LEFT_CHN_A_DQS_DLL_BYPASS_DIS <<
+ LEFT_CHN_A_DQS_DLL_SHIFT, &ddr_phy->phy_reg27);
+
+ clrsetbits_le32(&ddr_phy->phy_reg36, RIGHT_CHN_A_DQ_DLL_BYPASS_MASK <<
+ RIGHT_CHN_A_DQ_DLL_SHIFT, RIGHT_CHN_A_DQ_DLL_BYPASS <<
+ RIGHT_CHN_A_DQ_DLL_SHIFT);
+ writel(RIGHT_CHN_A_DQS_DLL_BYPASS_DIS <<
+ RIGHT_CHN_A_DQS_DLL_SHIFT, &ddr_phy->phy_reg37);
+
+ if (freq <= PHY_LOW_SPEED_MHZ) {
+ writel(RIGHT_CHN_A_TX_DQ_BYPASS_SET <<
+ RIGHT_CHN_A_TX_DQ_BYPASS_SHIFT |
+ LEFT_CHN_A_TX_DQ_BYPASS_SET <<
+ LEFT_CHN_A_TX_DQ_BYPASS_SHIFT |
+ CMD_CK_DLL_BYPASS_SET << CMD_CK_DLL_BYPASS_SHIFT,
+ &ddr_phy->phy_regdll);
+ } else {
+ writel(RIGHT_CHN_A_TX_DQ_BYPASS_DIS <<
+ RIGHT_CHN_A_TX_DQ_BYPASS_SHIFT |
+ LEFT_CHN_A_TX_DQ_BYPASS_DIS <<
+ LEFT_CHN_A_TX_DQ_BYPASS_SHIFT |
+ CMD_CK_DLL_BYPASS_DIS << CMD_CK_DLL_BYPASS_SHIFT,
+ &ddr_phy->phy_regdll);
+ }
+
+ /* 45 degree delay */
+ writel(LEFT_CHN_A_READ_DQS_45_DELAY, &ddr_phy->phy_reg28);
+ writel(RIGHT_CHN_A_READ_DQS_45_DELAY, &ddr_phy->phy_reg38);
+}
+
+static void send_command(struct rv1108_ddr_pctl *pctl,
+ u32 rank, u32 cmd, u32 arg)
+{
+ writel((START_CMD | (rank << RANK_SEL_SHIFT) | arg | cmd),
+ &pctl->mcmd);
+ while (readl(&pctl->mcmd) & START_CMD)
+ ;
+}
+
+static void memory_init(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_ddr_pctl *pctl = priv->pctl;
+
+ send_command(pctl, RANK_SEL_CS0_CS1, DESELECT_CMD, 0);
+ rockchip_udelay(1);
+ send_command(pctl, RANK_SEL_CS0_CS1, PREA_CMD, 0);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, DESELECT_CMD, 0);
+ rockchip_udelay(1);
+ send_command(pctl, RANK_SEL_CS0_CS1, MRS_CMD,
+ (MR2 & BANK_ADDR_MASK) << BANK_ADDR_SHIFT |
+ (ddr_timing.phy_timing.mr[2] & CMD_ADDR_MASK) <<
+ CMD_ADDR_SHIFT);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, MRS_CMD,
+ (MR3 & BANK_ADDR_MASK) << BANK_ADDR_SHIFT |
+ (ddr_timing.phy_timing.mr[3] & CMD_ADDR_MASK) <<
+ CMD_ADDR_SHIFT);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, MRS_CMD,
+ (MR1 & BANK_ADDR_MASK) << BANK_ADDR_SHIFT |
+ (ddr_timing.phy_timing.mr[1] & CMD_ADDR_MASK) <<
+ CMD_ADDR_SHIFT);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, MRS_CMD,
+ (MR0 & BANK_ADDR_MASK) << BANK_ADDR_SHIFT |
+ (ddr_timing.phy_timing.mr[0] & CMD_ADDR_MASK) <<
+ CMD_ADDR_SHIFT | DDR3_DLL_RESET);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, ZQCL_CMD, 0);
+}
+
+static void set_bw(struct rv1108_sdram_priv *priv)
+{
+ if (readl(&priv->ddr_config.bw) == 1) {
+ clrsetbits_le32(&priv->pctl->ppcfg, PPMEM_EN_MASK, PPMEM_EN);
+ clrsetbits_le32(&priv->phy->phy_reg0, DQ_16BIT_EN_MASK,
+ DQ_16BIT_EN);
+ rk_clrsetreg(&priv->grf->soc_con0,
+ GRF_CON_MSCH_MAINPARTIALPOP_MASK,
+ GRF_CON_MSCH_MAINPARTIALPOP);
+ clrsetbits_le32(&priv->service_msch->ddrtiming,
+ BWRATIO_HALF_BW, BWRATIO_HALF_BW);
+ }
+}
+
+static void move_to_config_state(struct rv1108_sdram_priv *priv)
+{
+ unsigned int state;
+
+ while (1) {
+ state = readl(&priv->pctl->stat) & PCTL_CTL_STAT_MASK;
+ switch (state) {
+ case LOW_POWER:
+ writel(WAKEUP_STATE, &priv->pctl->sctl);
+ while ((readl(&priv->pctl->stat) & PCTL_CTL_STAT_MASK)
+ != ACCESS)
+ ;
+ /*
+ * If at low power state, need wakeup first, and then
+ * enter the config, so fallthrough
+ */
+ case ACCESS:
+ case INIT_MEM:
+ writel(CFG_STATE, &priv->pctl->sctl);
+ while ((readl(&priv->pctl->stat) & PCTL_CTL_STAT_MASK)
+ != CONFIG)
+ ;
+ break;
+ case CONFIG:
+ return;
+ default:
+ break;
+ }
+ }
+}
+
+static void move_to_access_state(struct rv1108_sdram_priv *priv)
+{
+ unsigned int state;
+ struct rv1108_ddr_pctl *pctl = priv->pctl;
+
+ while (1) {
+ state = readl(&pctl->stat) & PCTL_CTL_STAT_MASK;
+ switch (state) {
+ case LOW_POWER:
+ writel(WAKEUP_STATE, &pctl->sctl);
+ while ((readl(&pctl->stat) & PCTL_CTL_STAT_MASK) !=
+ ACCESS)
+ ;
+ break;
+ case INIT_MEM:
+ writel(CFG_STATE, &pctl->sctl);
+ while ((readl(&pctl->stat) & PCTL_CTL_STAT_MASK) !=
+ CONFIG)
+ ;
+ /* fallthrough */
+ case CONFIG:
+ writel(GO_STATE, &pctl->sctl);
+ while ((readl(&pctl->stat) & PCTL_CTL_STAT_MASK) !=
+ ACCESS)
+ ;
+ break;
+ case ACCESS:
+ return;
+ default:
+ break;
+ }
+ }
+}
+
+static void pctl_cfg(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_ddr_pctl *pctl = priv->pctl;
+ u32 reg;
+
+ /* DFI config */
+ writel(DFI_DATA_BYTE_DISABLE_EN << DFI_DATA_BYTE_DISABLE_EN_SHIFT |
+ DFI_INIT_START_EN << DFI_INIT_START_SHIFT, &pctl->dfistcfg0);
+ writel(DFI_DRAM_CLK_DISABLE_EN_DPD <<
+ DFI_DRAM_CLK_DISABLE_EN_DPD_SHIFT |
+ DFI_DRAM_CLK_DISABLE_EN << DFI_DRAM_CLK_DISABLE_EN_SHIFT,
+ &pctl->dfistcfg1);
+ writel(PARITY_EN << PARITY_EN_SHIFT |
+ PARITY_INTR_EN << PARITY_INTR_EN_SHIFT, &pctl->dfistcfg2);
+ writel(DFI_LP_EN_SR << DFI_LP_EN_SR_SHIFT |
+ DFI_LP_WAKEUP_SR_32_CYCLES << DFI_LP_WAKEUP_SR_SHIFT |
+ DFI_TLP_RESP << DFI_TLP_RESP_SHIFT,
+ &pctl->dfilpcfg0);
+
+ writel(TPHYUPD_TYPE0, &pctl->dfitphyupdtype0);
+ writel(TPHY_RDLAT, &pctl->dfitphyrdlat);
+ writel(TPHY_WRDATA, &pctl->dfitphywrdata);
+
+ writel(DFI_PHYUPD_DISABLE | DFI_CTRLUPD_DISABLE, &pctl->dfiupdcfg);
+
+ copy_to_reg(&pctl->togcnt1u, &ddr_timing.pctl_timing.togcnt1u,
+ sizeof(struct rv1108_pctl_timing));
+
+ writel((RANK0_ODT_WRITE_SEL << RANK0_ODT_WRITE_SEL_SHIFT |
+ RANK1_ODT_WRITE_SEL << RANK1_ODT_WRITE_SEL_SHIFT),
+ &pctl->dfiodtcfg);
+
+ writel(ODT_LEN_BL8_W << ODT_LEN_BL8_W_SHIFT, &pctl->dfiodtcfg1);
+
+ reg = readl(&pctl->tcl);
+ writel((reg - 1) / 2 - 1, &pctl->dfitrddataen);
+ reg = readl(&pctl->tcwl);
+ writel((reg - 1) / 2 - 1, &pctl->dfitphywrlat);
+
+ writel(ddr_timing.pctl_timing.trsth, &pctl->trsth);
+ writel(MDDR_LPDDR23_CLOCK_STOP_IDLE_DIS | DDR3_EN | MEM_BL_8 |
+ TFAW_CFG_5_TDDR | PD_EXIT_SLOW_EXIT_MODE |
+ PD_TYPE_ACT_PD | PD_IDLE_DISABLE, &pctl->mcfg);
+
+ writel(RK_SETBITS(GRF_CON_MSCH_MAINDDR3 | GRF_CON_MSCH_MAINPARTIALPOP),
+ &priv->grf->soc_con0);
+ setbits_le32(&pctl->scfg, HW_LOW_POWER_EN);
+}
+
+static void phy_cfg(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_ddr_phy *ddr_phy = priv->phy;
+ struct rv1108_service_msch *msch = priv->service_msch;
+
+ writel((readl(&msch->ddrtiming) & BWRATIO_HALF_BW) |
+ ddr_timing.noc_timing,
+ &msch->ddrtiming);
+ writel(ddr_timing.readlatency, &msch->readlatency);
+ writel(ddr_timing.activate, &msch->activate);
+ writel(ddr_timing.devtodev, &msch->devtodev);
+
+ writel(MEMORY_SELECT_DDR3 | PHY_BL_8, &ddr_phy->phy_reg1);
+
+ writel(ddr_timing.phy_timing.cl_al, &ddr_phy->phy_regb);
+ writel(ddr_timing.pctl_timing.tcwl, &ddr_phy->phy_regc);
+
+ writel(PHY_RON_RTT_34OHM, &ddr_phy->phy_reg11);
+ clrsetbits_le32(&ddr_phy->phy_reg12, CMD_PRCOMP_MASK,
+ PHY_RON_RTT_34OHM << CMD_PRCOMP_SHIFT);
+ writel(PHY_RON_RTT_45OHM, &ddr_phy->phy_reg16);
+ writel(PHY_RON_RTT_45OHM, &ddr_phy->phy_reg18);
+ writel(PHY_RON_RTT_34OHM, &ddr_phy->phy_reg20);
+ writel(PHY_RON_RTT_34OHM, &ddr_phy->phy_reg2f);
+ writel(PHY_RON_RTT_34OHM, &ddr_phy->phy_reg30);
+ writel(PHY_RON_RTT_34OHM, &ddr_phy->phy_reg3f);
+ writel(PHY_RON_RTT_225OHM, &ddr_phy->phy_reg21);
+ writel(PHY_RON_RTT_225OHM, &ddr_phy->phy_reg2e);
+ writel(PHY_RON_RTT_225OHM, &ddr_phy->phy_reg31);
+ writel(PHY_RON_RTT_225OHM, &ddr_phy->phy_reg3e);
+}
+
+void dram_cfg_rbc(struct rv1108_sdram_priv *priv)
+{
+ int i = 0;
+ struct rv1108_ddr_config config = priv->ddr_config;
+ struct rv1108_service_msch *msch = priv->service_msch;
+
+ move_to_config_state(priv);
+
+ if (config.col == 10)
+ i = 2;
+ else
+ i = 3;
+
+ writel(i, &msch->ddrconf);
+ move_to_access_state(priv);
+}
+
+void enable_low_power(struct rv1108_sdram_priv *priv)
+{
+ move_to_config_state(priv);
+
+ clrsetbits_le32(&priv->pctl->mcfg, PD_IDLE_MASK,
+ PD_IDLE << PD_IDLE_SHIFT);
+ clrsetbits_le32(&priv->pctl->mcfg1, SR_IDLE_MASK | HW_EXIT_IDLE_EN_MASK,
+ SR_IDLE | HW_EXIT_IDLE_EN);
+
+ /* uPCTL in low_power status because of auto self-refreh */
+ writel(GO_STATE, &priv->pctl->sctl);
+}
+
+static void data_training(struct rv1108_sdram_priv *priv)
+{
+ struct rv1108_ddr_phy *ddr_phy = priv->phy;
+ struct rv1108_ddr_pctl *pctl = priv->pctl;
+ u32 value;
+
+ /* disable auto refresh */
+ value = readl(&pctl->trefi);
+ writel(UPD_REF, &pctl->trefi);
+
+ writel(DQS_GATE_TRAINING_SEL_CS0 | DQS_GATE_TRAINING_DIS,
+ &ddr_phy->phy_reg2);
+ writel(DQS_GATE_TRAINING_SEL_CS0 | DQS_GATE_TRAINING_ACT,
+ &ddr_phy->phy_reg2);
+ rockchip_udelay(30);
+ writel(DQS_GATE_TRAINING_SEL_CS0 | DQS_GATE_TRAINING_DIS,
+ &ddr_phy->phy_reg2);
+
+ send_command(pctl, RANK_SEL_CS0_CS1, PREA_CMD, 0);
+
+ while ((readl(&ddr_phy->phy_regff) & CHN_A_TRAINING_DONE_MASK) ==
+ (CHN_A_HIGH_8BIT_TRAINING_DONE | CHN_A_LOW_8BIT_TRAINING_DONE))
+ ;
+
+ writel(value | UPD_REF, &pctl->trefi);
+}
+
+static u32 rv1108_sdram_detect(struct rv1108_sdram_priv *priv,
+ struct rv1108_ddr_config *config)
+{
+ u32 row, col;
+ u32 test_addr;
+ struct rv1108_service_msch *msch = priv->service_msch;
+
+ move_to_config_state(priv);
+ writel(1, &msch->ddrconf);
+ move_to_access_state(priv);
+
+ /* detect col */
+ for (col = 11; col >= 10; col--) {
+ writel(0, SDRAM_ADDR);
+ test_addr = SDRAM_ADDR + (1u << (col +
+ config->bw - 1u));
+ writel(PATTERN, test_addr);
+ if ((readl(test_addr) == PATTERN) &&
+ (readl(SDRAM_ADDR) == 0))
+ break;
+ }
+ if (col <= 8)
+ goto cap_err;
+ config->col = col;
+
+ /* detect row */
+ col = 11;
+ for (row = 16; row >= 12; row--) {
+ writel(0, SDRAM_ADDR);
+ test_addr = SDRAM_ADDR + (1u << (row +
+ config->bank + col + config->bw - 1u));
+ writel(PATTERN, test_addr);
+ if ((readl(test_addr) == PATTERN) &&
+ (readl(SDRAM_ADDR) == 0))
+ break;
+ }
+ if (row <= 11)
+ goto cap_err;
+ config->cs0_row = row;
+ return 0;
+cap_err:
+ return 1;
+}
+
+static void sdram_all_config(struct rv1108_sdram_priv *priv)
+{
+ u32 os_reg = 0;
+ u32 cs1_row = 0;
+ struct rv1108_ddr_config config = priv->ddr_config;
+
+ if (config.rank > 1)
+ cs1_row = config.cs1_row - 13;
+
+ os_reg = config.ddr_type << SYS_REG_DDRTYPE_SHIFT |
+ config.chn_cnt << SYS_REG_NUM_CH_SHIFT |
+ (config.rank - 1) << SYS_REG_RANK_SHIFT(0) |
+ (config.col - 9) << SYS_REG_COL_SHIFT(0) |
+ (config.bank == 3 ? 0 : 1) << SYS_REG_BK_SHIFT(0) |
+ (config.cs0_row - 13) << SYS_REG_CS0_ROW_SHIFT(0) |
+ cs1_row << SYS_REG_CS1_ROW_SHIFT(0) |
+ config.bw << SYS_REG_BW_SHIFT(0) |
+ config.dbw << SYS_REG_DBW_SHIFT(0);
+
+ writel(os_reg, &priv->grf->os_reg2);
+}
+
+size_t sdram_size(void)
+{
+ u32 size, os_reg, cs0_row, cs1_row, col, bank, rank, bw;
+ struct rv1108_grf *grf = (void *)GRF_BASE;
+
+ os_reg = readl(&grf->os_reg2);
+
+ cs0_row = 13 + ((os_reg >> SYS_REG_CS0_ROW_SHIFT(0)) &
+ SYS_REG_CS0_ROW_MASK);
+ cs1_row = 13 + ((os_reg >> SYS_REG_CS1_ROW_SHIFT(0)) &
+ SYS_REG_CS1_ROW_MASK);
+ col = 9 + ((os_reg >> SYS_REG_COL_SHIFT(0)) & SYS_REG_COL_MASK);
+ bank = 3 - ((os_reg >> SYS_REG_BK_SHIFT(0)) & SYS_REG_BK_MASK);
+ rank = 1 + ((os_reg >> SYS_REG_RANK_SHIFT(0)) & SYS_REG_RANK_MASK);
+ bw = 2 - ((os_reg >> SYS_REG_BW_SHIFT(0)) & SYS_REG_BW_MASK);
+
+ size = 1 << (cs0_row + col + bank + bw);
+
+ if (rank > 1)
+ size += size >> (cs0_row - cs1_row);
+
+ return size;
+}
+
+void rv1108_sdram_init(void)
+{
+ struct rv1108_sdram_priv sdram_priv;
+ struct rv1108_pmu_grf * const pmu_grf = (void *)PMU_GRF_BASE;
+
+ sdram_priv.cru = (void *)CRU_BASE;
+ sdram_priv.grf = (void *)GRF_BASE;
+ sdram_priv.phy = (void *)DDR_PHY_BASE;
+ sdram_priv.pctl = (void *)DDR_PCTL_BASE;
+ sdram_priv.service_msch = (void *)SERVICE_MSCH_BASE;
+
+ /* pmu enable ddr io retention */
+ writel(DDR_IO_RET_EN(1), PMU_SFT_CON);
+ pmu_grf->pmugrf_soc_con[0] = DDRPHY_BUFFEREN_CORE_EN(1);
+
+ get_ddr_config(&sdram_priv.ddr_config);
+ rkdclk_init(&sdram_priv);
+ phy_pctrl_reset(&sdram_priv);
+ phy_dll_bypass_set(&sdram_priv, ddr_timing.freq);
+ pctl_cfg(&sdram_priv);
+ phy_cfg(&sdram_priv);
+
+ rk_clrsetreg(&sdram_priv.pctl->powctl, POWER_UP_START_MASK,
+ POWER_UP_START);
+ while (!(readl(&sdram_priv.pctl->powstat) & POWER_UP_DONE))
+ ;
+
+ memory_init(&sdram_priv);
+ move_to_config_state(&sdram_priv);
+ set_bw(&sdram_priv);
+ data_training(&sdram_priv);
+ move_to_access_state(&sdram_priv);
+ if (rv1108_sdram_detect(&sdram_priv, &sdram_priv.ddr_config)) {
+ while (1)
+ ;
+ }
+ dram_cfg_rbc(&sdram_priv);
+ sdram_all_config(&sdram_priv);
+ enable_low_power(&sdram_priv);
+}
--
2.0.0
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