diff options
Diffstat (limited to 'arch/arm/mach-uniphier')
23 files changed, 6 insertions, 1953 deletions
diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig index 5739325da71..1aed55a539b 100644 --- a/arch/arm/mach-uniphier/Kconfig +++ b/arch/arm/mach-uniphier/Kconfig @@ -10,14 +10,6 @@ config ARCH_UNIPHIER_32BIT select ARMV7_NONSEC select ARCH_SUPPORT_PSCI -config ARCH_UNIPHIER_64BIT - bool - select ARM64 - select CMD_UNZIP - select SPL_SEPARATE_BSS if SPL - select ARMV8_MULTIENTRY if SPL - select ARMV8_SPIN_TABLE if SPL - choice prompt "UniPhier SoC select" default ARCH_UNIPHIER_PRO4 @@ -38,18 +30,11 @@ config ARCH_UNIPHIER_PRO5_PXS2_LD6B bool "UniPhier Pro5/PXs2/LD6b SoCs" select ARCH_UNIPHIER_32BIT -config ARCH_UNIPHIER_LD11_SINGLE - bool "UniPhier LD11 SoC" - select ARCH_UNIPHIER_64BIT - -config ARCH_UNIPHIER_LD20_SINGLE - bool "UniPhier LD20 SoC" - select ARCH_UNIPHIER_64BIT - config ARCH_UNIPHIER_V8_MULTI bool "UniPhier V8 SoCs" depends on !SPL - select ARCH_UNIPHIER_64BIT + select ARM64 + select CMD_UNZIP endchoice @@ -79,13 +64,13 @@ config ARCH_UNIPHIER_LD6B default y config ARCH_UNIPHIER_LD11 - bool "Enable UniPhier LD11 SoC support" if ARCH_UNIPHIER_V8_MULTI - depends on ARCH_UNIPHIER_LD11_SINGLE || ARCH_UNIPHIER_V8_MULTI + bool "Enable UniPhier LD11 SoC support" + depends on ARCH_UNIPHIER_V8_MULTI default y config ARCH_UNIPHIER_LD20 - bool "Enable UniPhier LD20 SoC support" if ARCH_UNIPHIER_V8_MULTI - depends on ARCH_UNIPHIER_LD20_SINGLE || ARCH_UNIPHIER_V8_MULTI + bool "Enable UniPhier LD20 SoC support" + depends on ARCH_UNIPHIER_V8_MULTI select OF_BOARD_SETUP default y diff --git a/arch/arm/mach-uniphier/arm64/Makefile b/arch/arm/mach-uniphier/arm64/Makefile index 06072f23bd8..12d91e0491e 100644 --- a/arch/arm/mach-uniphier/arm64/Makefile +++ b/arch/arm/mach-uniphier/arm64/Makefile @@ -2,14 +2,5 @@ # SPDX-License-Identifier: GPL-2.0+ # -ifdef CONFIG_SPL_BUILD -obj-y += timer.o -else obj-y += mem_map.o -ifdef CONFIG_ARMV8_MULTIENTRY -obj-y += smp.o smp_kick_cpus.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += arm-cci500.o -else obj-$(CONFIG_ARCH_UNIPHIER_LD20) += lowlevel_init.o -endif -endif diff --git a/arch/arm/mach-uniphier/arm64/arm-cci500.c b/arch/arm/mach-uniphier/arm64/arm-cci500.c deleted file mode 100644 index bf0fad459bb..00000000000 --- a/arch/arm/mach-uniphier/arm64/arm-cci500.c +++ /dev/null @@ -1,42 +0,0 @@ -/* - * Initialization of ARM Corelink CCI-500 Cache Coherency Interconnect - * - * Copyright (C) 2016 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/bitops.h> -#include <linux/io.h> -#include <linux/sizes.h> - -#include "../init.h" - -#define CCI500_BASE 0x5FD00000 -#define CCI500_SLAVE_OFFSET 0x1000 - -#define CCI500_SNOOP_CTRL -#define CCI500_SNOOP_CTRL_EN_DVM BIT(1) -#define CCI500_SNOOP_CTRL_EN_SNOOP BIT(0) - -void cci500_init(unsigned int nr_slaves) -{ - unsigned long slave_base = CCI500_BASE + CCI500_SLAVE_OFFSET; - int i; - - for (i = 0; i < nr_slaves; i++) { - void __iomem *base; - u32 tmp; - - base = ioremap(slave_base, SZ_4K); - - tmp = readl(base); - tmp |= CCI500_SNOOP_CTRL_EN_DVM | CCI500_SNOOP_CTRL_EN_SNOOP; - writel(tmp, base); - - iounmap(base); - - slave_base += CCI500_SLAVE_OFFSET; - } -} diff --git a/arch/arm/mach-uniphier/arm64/smp.S b/arch/arm/mach-uniphier/arm64/smp.S deleted file mode 100644 index 9348ec97c42..00000000000 --- a/arch/arm/mach-uniphier/arm64/smp.S +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/linkage.h> - -ENTRY(uniphier_smp_setup) - mrs x0, s3_1_c15_c2_1 /* CPUECTLR_EL1 */ - orr x0, x0, #(1 << 6) /* SMPEN */ - msr s3_1_c15_c2_1, x0 - ret -ENDPROC(uniphier_smp_setup) - -ENTRY(uniphier_secondary_startup) - bl uniphier_smp_setup - b _start -ENDPROC(uniphier_secondary_startup) diff --git a/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c b/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c deleted file mode 100644 index 8e5b198c96c..00000000000 --- a/arch/arm/mach-uniphier/arm64/smp_kick_cpus.c +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/io.h> -#include <linux/sizes.h> - -#include "../init.h" - -#define UNIPHIER_SMPCTRL_ROM_RSV0 0x59801200 - -void uniphier_smp_setup(void); -void uniphier_secondary_startup(void); - -void uniphier_smp_kick_all_cpus(void) -{ - void __iomem *rom_boot_rsv0; - - rom_boot_rsv0 = ioremap(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8); - - writeq((u64)uniphier_secondary_startup, rom_boot_rsv0); - - iounmap(rom_boot_rsv0); - - uniphier_smp_setup(); - - asm("dsb ishst\n" /* Ensure the write to ROM_RSV0 is visible */ - "sev"); /* Bring up all secondary CPUs from Boot ROM into U-Boot */ -} diff --git a/arch/arm/mach-uniphier/arm64/timer.c b/arch/arm/mach-uniphier/arm64/timer.c deleted file mode 100644 index c10903ae58f..00000000000 --- a/arch/arm/mach-uniphier/arm64/timer.c +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/bitops.h> -#include <linux/io.h> -#include <linux/sizes.h> - -#define CNT_CONTROL_BASE 0x60E00000 - -#define CNTCR 0x000 -#define CNTCR_EN BIT(0) - -/* setup ARMv8 Generic Timer */ -int timer_init(void) -{ - void __iomem *base; - u32 tmp; - - base = ioremap(CNT_CONTROL_BASE, SZ_4K); - - /* - * Note: - * In a system that implements both Secure and Non-secure states, - * this register is only writable in Secure state. - */ - tmp = readl(base + CNTCR); - tmp |= CNTCR_EN; - writel(tmp, base + CNTCR); - - iounmap(base); - - return 0; -} diff --git a/arch/arm/mach-uniphier/board_init.c b/arch/arm/mach-uniphier/board_init.c index ca910f6d725..884bc67654d 100644 --- a/arch/arm/mach-uniphier/board_init.c +++ b/arch/arm/mach-uniphier/board_init.c @@ -73,9 +73,6 @@ static void uniphier_ld20_misc_init(void) writel(0x0000b500, 0x6184e024); writel(0x00000001, 0x6184e000); } -#ifdef CONFIG_ARMV8_MULTIENTRY - cci500_init(2); -#endif } #endif @@ -230,12 +227,6 @@ int board_init(void) support_card_late_init(); - led_puts("U6"); - -#ifdef CONFIG_ARMV8_MULTIENTRY - uniphier_smp_kick_all_cpus(); -#endif - led_puts("Uboo"); return 0; diff --git a/arch/arm/mach-uniphier/boards.c b/arch/arm/mach-uniphier/boards.c index e3b93350223..78de256a01e 100644 --- a/arch/arm/mach-uniphier/boards.c +++ b/arch/arm/mach-uniphier/boards.c @@ -140,69 +140,6 @@ static const struct uniphier_board_data uniphier_ld6b_data = { }; #endif -#if defined(CONFIG_ARCH_UNIPHIER_LD11) -static const struct uniphier_board_data uniphier_ld11_data = { - .dram_freq = 1600, - .dram_ch[0] = { - .size = 0x20000000, - .width = 16, - }, - .dram_ch[1] = { - .size = 0x20000000, - .width = 16, - }, -}; -#endif - -#if defined(CONFIG_ARCH_UNIPHIER_LD20) -static const struct uniphier_board_data uniphier_ld20_ref_data = { - .dram_freq = 1866, - .dram_ch[0] = { - .size = 0x40000000, - .width = 32, - }, - .dram_ch[1] = { - .size = 0x40000000, - .width = 32, - }, - .dram_ch[2] = { - .size = 0x40000000, - .width = 32, - }, - .flags = UNIPHIER_BD_BOARD_LD20_REF, -}; - -static const struct uniphier_board_data uniphier_ld20_data = { - .dram_freq = 1866, - .dram_ch[0] = { - .size = 0x40000000, - .width = 32, - }, - .dram_ch[1] = { - .size = 0x40000000, - .width = 32, - }, - .dram_ch[2] = { - .size = 0x40000000, - .width = 32, - }, - .flags = UNIPHIER_BD_BOARD_LD20_GLOBAL, -}; - -static const struct uniphier_board_data uniphier_ld21_data = { - .dram_freq = 1866, - .dram_ch[0] = { - .size = 0x20000000, - .width = 32, - }, - .dram_ch[1] = { - .size = 0x40000000, - .width = 32, - }, - .flags = UNIPHIER_BD_DRAM_SPARSE | UNIPHIER_BD_BOARD_LD21_GLOBAL, -}; -#endif - struct uniphier_board_id { const char *compatible; const struct uniphier_board_data *param; @@ -232,14 +169,6 @@ static const struct uniphier_board_id uniphier_boards[] = { #if defined(CONFIG_ARCH_UNIPHIER_LD6B) { "socionext,uniphier-ld6b", &uniphier_ld6b_data, }, #endif -#if defined(CONFIG_ARCH_UNIPHIER_LD11) - { "socionext,uniphier-ld11", &uniphier_ld11_data, }, -#endif -#if defined(CONFIG_ARCH_UNIPHIER_LD20) - { "socionext,uniphier-ld21", &uniphier_ld21_data, }, - { "socionext,uniphier-ld20-ref", &uniphier_ld20_ref_data, }, - { "socionext,uniphier-ld20", &uniphier_ld20_data, }, -#endif }; const struct uniphier_board_data *uniphier_get_board_param(void) diff --git a/arch/arm/mach-uniphier/boot-device/Makefile b/arch/arm/mach-uniphier/boot-device/Makefile index abb58a729aa..b3572921303 100644 --- a/arch/arm/mach-uniphier/boot-device/Makefile +++ b/arch/arm/mach-uniphier/boot-device/Makefile @@ -14,7 +14,3 @@ obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += boot-device-pxs2.o obj-$(CONFIG_ARCH_UNIPHIER_LD11) += boot-device-ld11.o obj-$(CONFIG_ARCH_UNIPHIER_LD20) += boot-device-ld11.o obj-$(CONFIG_ARCH_UNIPHIER_PXS3) += boot-device-pxs3.o - -ifdef CONFIG_SPL_BUILD -obj-$(CONFIG_SPL_BOARD_LOAD_IMAGE) += spl_board.o -endif diff --git a/arch/arm/mach-uniphier/boot-device/spl_board.c b/arch/arm/mach-uniphier/boot-device/spl_board.c deleted file mode 100644 index bd47ac874b0..00000000000 --- a/arch/arm/mach-uniphier/boot-device/spl_board.c +++ /dev/null @@ -1,262 +0,0 @@ -/* - * Copyright (C) 2017 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <spl.h> -#include <linux/bitops.h> -#include <linux/compat.h> -#include <linux/io.h> -#include <asm/processor.h> - -#include "../soc-info.h" - -#define MMC_CMD_SWITCH 6 -#define MMC_CMD_SELECT_CARD 7 -#define MMC_CMD_SEND_CSD 9 -#define MMC_CMD_READ_MULTIPLE_BLOCK 18 - -#define EXT_CSD_PART_CONF 179 /* R/W */ - -#define MMC_RSP_PRESENT BIT(0) -#define MMC_RSP_136 BIT(1) /* 136 bit response */ -#define MMC_RSP_CRC BIT(2) /* expect valid crc */ -#define MMC_RSP_BUSY BIT(3) /* card may send busy */ -#define MMC_RSP_OPCODE BIT(4) /* response contains opcode */ - -#define MMC_RSP_NONE (0) -#define MMC_RSP_R1 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) -#define MMC_RSP_R1b (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE | \ - MMC_RSP_BUSY) -#define MMC_RSP_R2 (MMC_RSP_PRESENT | MMC_RSP_136 | MMC_RSP_CRC) -#define MMC_RSP_R3 (MMC_RSP_PRESENT) -#define MMC_RSP_R4 (MMC_RSP_PRESENT) -#define MMC_RSP_R5 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) -#define MMC_RSP_R6 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) -#define MMC_RSP_R7 (MMC_RSP_PRESENT | MMC_RSP_CRC | MMC_RSP_OPCODE) - -#define SDHCI_DMA_ADDRESS 0x00 -#define SDHCI_BLOCK_SIZE 0x04 -#define SDHCI_MAKE_BLKSZ(dma, blksz) ((((dma) & 0x7) << 12) | ((blksz) & 0xFFF)) -#define SDHCI_BLOCK_COUNT 0x06 -#define SDHCI_ARGUMENT 0x08 -#define SDHCI_TRANSFER_MODE 0x0C -#define SDHCI_TRNS_DMA BIT(0) -#define SDHCI_TRNS_BLK_CNT_EN BIT(1) -#define SDHCI_TRNS_ACMD12 BIT(2) -#define SDHCI_TRNS_READ BIT(4) -#define SDHCI_TRNS_MULTI BIT(5) -#define SDHCI_COMMAND 0x0E -#define SDHCI_CMD_RESP_MASK 0x03 -#define SDHCI_CMD_CRC 0x08 -#define SDHCI_CMD_INDEX 0x10 -#define SDHCI_CMD_DATA 0x20 -#define SDHCI_CMD_ABORTCMD 0xC0 -#define SDHCI_CMD_RESP_NONE 0x00 -#define SDHCI_CMD_RESP_LONG 0x01 -#define SDHCI_CMD_RESP_SHORT 0x02 -#define SDHCI_CMD_RESP_SHORT_BUSY 0x03 -#define SDHCI_MAKE_CMD(c, f) ((((c) & 0xff) << 8) | ((f) & 0xff)) -#define SDHCI_RESPONSE 0x10 -#define SDHCI_HOST_CONTROL 0x28 -#define SDHCI_CTRL_DMA_MASK 0x18 -#define SDHCI_CTRL_SDMA 0x00 -#define SDHCI_BLOCK_GAP_CONTROL 0x2A -#define SDHCI_SOFTWARE_RESET 0x2F -#define SDHCI_RESET_CMD 0x02 -#define SDHCI_RESET_DATA 0x04 -#define SDHCI_INT_STATUS 0x30 -#define SDHCI_INT_RESPONSE BIT(0) -#define SDHCI_INT_DATA_END BIT(1) -#define SDHCI_INT_ERROR BIT(15) -#define SDHCI_SIGNAL_ENABLE 0x38 - -/* RCA assigned by Boot ROM */ -#define UNIPHIER_EMMC_RCA 0x1000 - -struct uniphier_mmc_cmd { - unsigned int cmdidx; - unsigned int resp_type; - unsigned int cmdarg; - unsigned int is_data; -}; - -static int uniphier_emmc_send_cmd(void __iomem *host_base, - struct uniphier_mmc_cmd *cmd) -{ - u32 mode = 0; - u32 mask = SDHCI_INT_RESPONSE; - u32 stat, flags; - - writel(U32_MAX, host_base + SDHCI_INT_STATUS); - writel(0, host_base + SDHCI_SIGNAL_ENABLE); - writel(cmd->cmdarg, host_base + SDHCI_ARGUMENT); - - if (cmd->is_data) - mode = SDHCI_TRNS_DMA | SDHCI_TRNS_BLK_CNT_EN | - SDHCI_TRNS_ACMD12 | SDHCI_TRNS_READ | - SDHCI_TRNS_MULTI; - - writew(mode, host_base + SDHCI_TRANSFER_MODE); - - if (!(cmd->resp_type & MMC_RSP_PRESENT)) - flags = SDHCI_CMD_RESP_NONE; - else if (cmd->resp_type & MMC_RSP_136) - flags = SDHCI_CMD_RESP_LONG; - else if (cmd->resp_type & MMC_RSP_BUSY) - flags = SDHCI_CMD_RESP_SHORT_BUSY; - else - flags = SDHCI_CMD_RESP_SHORT; - - if (cmd->resp_type & MMC_RSP_CRC) - flags |= SDHCI_CMD_CRC; - if (cmd->resp_type & MMC_RSP_OPCODE) - flags |= SDHCI_CMD_INDEX; - if (cmd->is_data) - flags |= SDHCI_CMD_DATA; - - if (cmd->resp_type & MMC_RSP_BUSY || cmd->is_data) - mask |= SDHCI_INT_DATA_END; - - writew(SDHCI_MAKE_CMD(cmd->cmdidx, flags), host_base + SDHCI_COMMAND); - - do { - stat = readl(host_base + SDHCI_INT_STATUS); - if (stat & SDHCI_INT_ERROR) - return -EIO; - - } while ((stat & mask) != mask); - - return 0; -} - -static int uniphier_emmc_switch_part(void __iomem *host_base, int part_num) -{ - struct uniphier_mmc_cmd cmd = {}; - - cmd.cmdidx = MMC_CMD_SWITCH; - cmd.resp_type = MMC_RSP_R1b; - cmd.cmdarg = (EXT_CSD_PART_CONF << 16) | (part_num << 8) | (3 << 24); - - return uniphier_emmc_send_cmd(host_base, &cmd); -} - -static int uniphier_emmc_is_over_2gb(void __iomem *host_base) -{ - struct uniphier_mmc_cmd cmd = {}; - u32 csd40, csd72; /* CSD[71:40], CSD[103:72] */ - int ret; - - cmd.cmdidx = MMC_CMD_SEND_CSD; - cmd.resp_type = MMC_RSP_R2; - cmd.cmdarg = UNIPHIER_EMMC_RCA << 16; - - ret = uniphier_emmc_send_cmd(host_base, &cmd); - if (ret) - return ret; - - csd40 = readl(host_base + SDHCI_RESPONSE + 4); - csd72 = readl(host_base + SDHCI_RESPONSE + 8); - - return !(~csd40 & 0xffc00380) && !(~csd72 & 0x3); -} - -static int uniphier_emmc_load_image(void __iomem *host_base, u32 dev_addr, - unsigned long load_addr, u32 block_cnt) -{ - struct uniphier_mmc_cmd cmd = {}; - u8 tmp; - - WARN_ON(load_addr >> 32); - - writel(load_addr, host_base + SDHCI_DMA_ADDRESS); - writew(SDHCI_MAKE_BLKSZ(7, 512), host_base + SDHCI_BLOCK_SIZE); - writew(block_cnt, host_base + SDHCI_BLOCK_COUNT); - - tmp = readb(host_base + SDHCI_HOST_CONTROL); - tmp &= ~SDHCI_CTRL_DMA_MASK; - tmp |= SDHCI_CTRL_SDMA; - writeb(tmp, host_base + SDHCI_HOST_CONTROL); - - tmp = readb(host_base + SDHCI_BLOCK_GAP_CONTROL); - tmp &= ~1; /* clear Stop At Block Gap Request */ - writeb(tmp, host_base + SDHCI_BLOCK_GAP_CONTROL); - - cmd.cmdidx = MMC_CMD_READ_MULTIPLE_BLOCK; - cmd.resp_type = MMC_RSP_R1; - cmd.cmdarg = dev_addr; - cmd.is_data = 1; - - return uniphier_emmc_send_cmd(host_base, &cmd); -} - -static int spl_board_load_image(struct spl_image_info *spl_image, - struct spl_boot_device *bootdev) -{ - u32 dev_addr = CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR; - void __iomem *host_base = (void __iomem *)0x5a000200; - struct uniphier_mmc_cmd cmd = {}; - int ret; - - /* - * deselect card before SEND_CSD command. - * Do not check the return code. It fails, but it is OK. - */ - cmd.cmdidx = MMC_CMD_SELECT_CARD; - cmd.resp_type = MMC_RSP_R1; - - uniphier_emmc_send_cmd(host_base, &cmd); /* CMD7 (arg=0) */ - - /* reset CMD Line */ - writeb(SDHCI_RESET_CMD | SDHCI_RESET_DATA, - host_base + SDHCI_SOFTWARE_RESET); - while (readb(host_base + SDHCI_SOFTWARE_RESET)) - cpu_relax(); - - ret = uniphier_emmc_is_over_2gb(host_base); - if (ret < 0) - return ret; - if (ret) { - debug("card is block addressing\n"); - } else { - debug("card is byte addressing\n"); - dev_addr *= 512; - } - - cmd.cmdarg = UNIPHIER_EMMC_RCA << 16; - - /* select card again */ - ret = uniphier_emmc_send_cmd(host_base, &cmd); - if (ret) - printf("failed to select card\n"); - - /* Switch to Boot Partition 1 */ - ret = uniphier_emmc_switch_part(host_base, 1); - if (ret) - printf("failed to switch partition\n"); - - ret = uniphier_emmc_load_image(host_base, dev_addr, - CONFIG_SYS_TEXT_BASE, 1); - if (ret) { - printf("failed to load image\n"); - return ret; - } - - ret = spl_parse_image_header(spl_image, (void *)CONFIG_SYS_TEXT_BASE); - if (ret) - return ret; - - ret = uniphier_emmc_load_image(host_base, dev_addr, - spl_image->load_addr, - spl_image->size / 512); - if (ret) { - printf("failed to load image\n"); - return ret; - } - - return 0; -} -SPL_LOAD_IMAGE_METHOD("eMMC", 0, BOOT_DEVICE_BOARD, spl_board_load_image); diff --git a/arch/arm/mach-uniphier/clk/Makefile b/arch/arm/mach-uniphier/clk/Makefile index dad035d03a8..1680dddd6e6 100644 --- a/arch/arm/mach-uniphier/clk/Makefile +++ b/arch/arm/mach-uniphier/clk/Makefile @@ -11,8 +11,6 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8) += clk-early-sld3.o clk-dram-sld3.o dpll-sld8.o obj-$(CONFIG_ARCH_UNIPHIER_PRO5) += clk-early-sld3.o clk-dram-pro5.o dpll-pro5.o obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += clk-early-sld3.o clk-dram-pxs2.o dpll-pxs2.o obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += clk-early-sld3.o clk-dram-pxs2.o dpll-pxs2.o -obj-$(CONFIG_ARCH_UNIPHIER_LD11) += clk-early-ld11.o clk-dram-ld11.o dpll-ld11.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += clk-early-ld11.o clk-dram-ld20.o dpll-ld20.o else diff --git a/arch/arm/mach-uniphier/clk/clk-dram-ld11.c b/arch/arm/mach-uniphier/clk/clk-dram-ld11.c deleted file mode 100644 index 593e11a2928..00000000000 --- a/arch/arm/mach-uniphier/clk/clk-dram-ld11.c +++ /dev/null @@ -1,25 +0,0 @@ -/* - * Copyright (C) 2016-2017 Socionext Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/io.h> - -#include "../init.h" -#include "../sc64-regs.h" - -void uniphier_ld11_dram_clk_init(void) -{ - u32 tmp; - - /* deassert reset */ - tmp = readl(SC_RSTCTRL7); - tmp |= SC_RSTCTRL7_UMC31 | SC_RSTCTRL7_UMC30; - writel(tmp, SC_RSTCTRL7); - - /* provide clocks */ - tmp = readl(SC_CLKCTRL7); - tmp |= SC_CLKCTRL7_UMC31 | SC_CLKCTRL7_UMC30; - writel(tmp, SC_CLKCTRL7); -} diff --git a/arch/arm/mach-uniphier/clk/clk-dram-ld20.c b/arch/arm/mach-uniphier/clk/clk-dram-ld20.c deleted file mode 100644 index 62e5acd64d2..00000000000 --- a/arch/arm/mach-uniphier/clk/clk-dram-ld20.c +++ /dev/null @@ -1,28 +0,0 @@ -/* - * Copyright (C) 2016-2017 Socionext Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/io.h> - -#include "../init.h" -#include "../sc64-regs.h" - -void uniphier_ld20_dram_clk_init(void) -{ - u32 tmp; - - /* deassert reset */ - tmp = readl(SC_RSTCTRL7); - tmp |= SC_RSTCTRL7_UMCSB | SC_RSTCTRL7_UMCA2 | SC_RSTCTRL7_UMCA1 | - SC_RSTCTRL7_UMCA0 | SC_RSTCTRL7_UMC32 | SC_RSTCTRL7_UMC31 | - SC_RSTCTRL7_UMC30; - writel(tmp, SC_RSTCTRL7); - - /* provide clocks */ - tmp = readl(SC_CLKCTRL7); - tmp |= SC_CLKCTRL7_UMCSB | SC_CLKCTRL7_UMC32 | SC_CLKCTRL7_UMC31 | - SC_CLKCTRL7_UMC30; - writel(tmp, SC_CLKCTRL7); -} diff --git a/arch/arm/mach-uniphier/clk/clk-early-ld11.c b/arch/arm/mach-uniphier/clk/clk-early-ld11.c deleted file mode 100644 index bb6f7a47cb0..00000000000 --- a/arch/arm/mach-uniphier/clk/clk-early-ld11.c +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright (C) 2016-2017 Socionext Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <linux/io.h> - -#include "../init.h" -#include "../sc64-regs.h" - -void uniphier_ld11_early_clk_init(void) -{ - u32 tmp; - - /* provide clocks */ - tmp = readl(SC_CLKCTRL4); - tmp |= SC_CLKCTRL4_PERI; - writel(tmp, SC_CLKCTRL4); -} diff --git a/arch/arm/mach-uniphier/clk/dpll-ld11.c b/arch/arm/mach-uniphier/clk/dpll-ld11.c deleted file mode 100644 index 7f0677c0d4a..00000000000 --- a/arch/arm/mach-uniphier/clk/dpll-ld11.c +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include "../init.h" -#include "../sc64-regs.h" -#include "pll.h" - -int uniphier_ld11_dpll_init(const struct uniphier_board_data *bd) -{ - uniphier_ld20_sscpll_init(SC_DPLLCTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); - - return 0; -} diff --git a/arch/arm/mach-uniphier/clk/dpll-ld20.c b/arch/arm/mach-uniphier/clk/dpll-ld20.c deleted file mode 100644 index 86e99c4d1f0..00000000000 --- a/arch/arm/mach-uniphier/clk/dpll-ld20.c +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - * Author: Masahiro Yamada <yamada.masahiro@socionext.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include "../init.h" -#include "../sc64-regs.h" -#include "pll.h" - -int uniphier_ld20_dpll_init(const struct uniphier_board_data *bd) -{ - uniphier_ld20_sscpll_init(SC_DPLL0CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); - uniphier_ld20_sscpll_init(SC_DPLL1CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); - uniphier_ld20_sscpll_init(SC_DPLL2CTRL, UNIPHIER_PLL_FREQ_DEFAULT, 0, 2); - - return 0; -} diff --git a/arch/arm/mach-uniphier/dram/Makefile b/arch/arm/mach-uniphier/dram/Makefile index 2ce6199988a..1da33f6d80a 100644 --- a/arch/arm/mach-uniphier/dram/Makefile +++ b/arch/arm/mach-uniphier/dram/Makefile @@ -14,8 +14,6 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8) += umc-sld8.o \ obj-$(CONFIG_ARCH_UNIPHIER_PRO5) += umc-pro5.o obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += umc-pxs2.o obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += umc-pxs2.o -obj-$(CONFIG_ARCH_UNIPHIER_LD11) += umc-ld11.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += umc-ld20.o else diff --git a/arch/arm/mach-uniphier/dram/ddruqphy-regs.h b/arch/arm/mach-uniphier/dram/ddruqphy-regs.h deleted file mode 100644 index e496af5ba84..00000000000 --- a/arch/arm/mach-uniphier/dram/ddruqphy-regs.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _DDRUQPHY_REGS_H -#define _DDRUQPHY_REGS_H - -#include <linux/bitops.h> - -#define PHY_REG_SHIFT 2 -#define PHY_SLV_DLY_WIDTH 6 -#define PHY_BITLVL_DLY_WIDTH 6 -#define PHY_MAS_DLY_WIDTH 8 - -#define PHY_SCL_START (0x40 << (PHY_REG_SHIFT)) -#define PHY_SCL_START_GO_DONE BIT(28) -#define PHY_SCL_DATA_0 (0x41 << (PHY_REG_SHIFT)) -#define PHY_SCL_DATA_1 (0x42 << (PHY_REG_SHIFT)) -#define PHY_SCL_LATENCY (0x43 << (PHY_REG_SHIFT)) -#define PHY_SCL_CONFIG_1 (0x46 << (PHY_REG_SHIFT)) -#define PHY_SCL_CONFIG_2 (0x47 << (PHY_REG_SHIFT)) -#define PHY_PAD_CTRL (0x48 << (PHY_REG_SHIFT)) -#define PHY_DLL_RECALIB (0x49 << (PHY_REG_SHIFT)) -#define PHY_DLL_RECALIB_TRIM_MASK GENMASK(PHY_SLV_DLY_WIDTH - 1, 0) -#define PHY_DLL_RECALIB_INCR BIT(27) -#define PHY_DLL_ADRCTRL (0x4A << (PHY_REG_SHIFT)) -#define PHY_DLL_ADRCTRL_TRIM_MASK GENMASK(PHY_SLV_DLY_WIDTH - 1, 0) -#define PHY_DLL_ADRCTRL_INCR BIT(9) -#define PHY_DLL_ADRCTRL_MDL_SHIFT 24 -#define PHY_DLL_ADRCTRL_MDL_MASK (GENMASK(PHY_MAS_DLY_WIDTH - 1, 0) << \ - PHY_DLL_ADRCTRL_MDL_SHIFT) -#define PHY_LANE_SEL (0x4B << (PHY_REG_SHIFT)) -#define PHY_LANE_SEL_LANE_SHIFT 0 -#define PHY_LANE_SEL_LANE_WIDTH 8 -#define PHY_LANE_SEL_BIT_SHIFT 8 -#define PHY_LANE_SEL_BIT_WIDTH 4 -#define PHY_DLL_TRIM_1 (0x4C << (PHY_REG_SHIFT)) -#define PHY_DLL_TRIM_2 (0x4D << (PHY_REG_SHIFT)) -#define PHY_DLL_TRIM_3 (0x4E << (PHY_REG_SHIFT)) -#define PHY_SCL_MAIN_CLK_DELTA (0x50 << (PHY_REG_SHIFT)) -#define PHY_WRLVL_AUTOINC_TRIM (0x53 << (PHY_REG_SHIFT)) -#define PHY_WRLVL_DYN_ODT (0x54 << (PHY_REG_SHIFT)) -#define PHY_WRLVL_ON_OFF (0x55 << (PHY_REG_SHIFT)) -#define PHY_UNQ_ANALOG_DLL_1 (0x57 << (PHY_REG_SHIFT)) -#define PHY_UNQ_ANALOG_DLL_2 (0x58 << (PHY_REG_SHIFT)) -#define PHY_DLL_INCR_TRIM_1 (0x59 << (PHY_REG_SHIFT)) -#define PHY_DLL_INCR_TRIM_3 (0x5A << (PHY_REG_SHIFT)) -#define PHY_SCL_CONFIG_3 (0x5B << (PHY_REG_SHIFT)) -#define PHY_UNIQUIFY_TSMC_IO_1 (0x5C << (PHY_REG_SHIFT)) -#define PHY_SCL_START_ADDR (0x62 << (PHY_REG_SHIFT)) -#define PHY_IP_DQ_DQS_BITWISE_TRIM (0x65 << (PHY_REG_SHIFT)) -#define PHY_IP_DQ_DQS_BITWISE_TRIM_MASK \ - GENMASK(PHY_BITLVL_DLY_WIDTH - 1, 0) -#define PHY_IP_DQ_DQS_BITWISE_TRIM_INC \ - BIT(PHY_BITLVL_DLY_WIDTH) -#define PHY_IP_DQ_DQS_BITWISE_TRIM_OVERRIDE \ - BIT(PHY_BITLVL_DLY_WIDTH + 1) -#define PHY_DSCL_CNT (0x67 << (PHY_REG_SHIFT)) -#define PHY_OP_DQ_DM_DQS_BITWISE_TRIM (0x68 << (PHY_REG_SHIFT)) -#define PHY_OP_DQ_DM_DQS_BITWISE_TRIM_MASK \ - GENMASK(PHY_BITLVL_DLY_WIDTH - 1, 0) -#define PHY_OP_DQ_DM_DQS_BITWISE_TRIM_INC \ - BIT(PHY_BITLVL_DLY_WIDTH) -#define PHY_OP_DQ_DM_DQS_BITWISE_TRIM_OVERRIDE \ - BIT(PHY_BITLVL_DLY_WIDTH + 1) -#define PHY_DLL_TRIM_CLK (0x69 << (PHY_REG_SHIFT)) -#define PHY_DLL_TRIM_CLK_MASK GENMASK(PHY_SLV_DLY_WIDTH, 0) -#define PHY_DLL_TRIM_CLK_INCR BIT(PHY_SLV_DLY_WIDTH + 1) -#define PHY_DYNAMIC_BIT_LVL (0x6B << (PHY_REG_SHIFT)) -#define PHY_SCL_WINDOW_TRIM (0x6D << (PHY_REG_SHIFT)) -#define PHY_DISABLE_GATING_FOR_SCL (0x6E << (PHY_REG_SHIFT)) -#define PHY_SCL_CONFIG_4 (0x6F << (PHY_REG_SHIFT)) -#define PHY_DYNAMIC_WRITE_BIT_LVL (0x70 << (PHY_REG_SHIFT)) -#define PHY_VREF_TRAINING (0x72 << (PHY_REG_SHIFT)) -#define PHY_SCL_GATE_TIMING (0x78 << (PHY_REG_SHIFT)) - -#endif /* _DDRUQPHY_REGS_H */ diff --git a/arch/arm/mach-uniphier/dram/umc-ld11.c b/arch/arm/mach-uniphier/dram/umc-ld11.c deleted file mode 100644 index 9e2021a627e..00000000000 --- a/arch/arm/mach-uniphier/dram/umc-ld11.c +++ /dev/null @@ -1,491 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - */ - -#include <common.h> -#include <linux/io.h> -#include <linux/sizes.h> -#include <asm/processor.h> - -#include "../init.h" -#include "ddrphy-regs.h" -#include "umc64-regs.h" - -#define DDR_FREQ 1600 - -#define DRAM_CH_NR 2 -#define RANK_BLOCKS_TR 2 - -enum dram_freq { - DRAM_FREQ_1600M, - DRAM_FREQ_NR, -}; - -enum dram_size { - DRAM_SZ_256M, - DRAM_SZ_512M, - DRAM_SZ_NR, -}; - -/* PHY */ -static const int rof_pos_shift_pre[RANK_BLOCKS_TR][2] = { {0, 0}, {0, 0} }; -static const int rof_neg_shift_pre[RANK_BLOCKS_TR][2] = { {0, 0}, {0, 0} }; -static const int rof_pos_shift[RANK_BLOCKS_TR][2] = { {-35, -35}, {-35, -35} }; -static const int rof_neg_shift[RANK_BLOCKS_TR][2] = { {-17, -17}, {-17, -17} }; -static const int tof_shift[RANK_BLOCKS_TR][2] = { {-50, -50}, {-50, -50} }; - -/* Register address */ -#define PHY_ZQ0CR1 0x00000184 -#define PHY_ZQ1CR1 0x00000194 -#define PHY_ZQ2CR1 0x000001A4 -#define PHY_DX0GCR 0x000001C0 -#define PHY_DX0GTR 0x000001F0 -#define PHY_DX1GCR 0x00000200 -#define PHY_DX1GTR 0x00000230 -#define PHY_DX2GCR 0x00000240 -#define PHY_DX2GTR 0x00000270 -#define PHY_DX3GCR 0x00000280 -#define PHY_DX3GTR 0x000002B0 - -#define PHY_DXMDLR(dx) (0x000001EC + 0x40 * (dx)) -#define PHY_DXLCDLR0(dx) (0x000001E0 + 0x40 * (dx)) -#define PHY_DXLCDLR1(dx) (0x000001E4 + 0x40 * (dx)) -#define PHY_DXLCDLR2(dx) (0x000001E8 + 0x40 * (dx)) -#define PHY_DXBDLR1(dx) (0x000001D0 + 0x40 * (dx)) -#define PHY_DXBDLR2(dx) (0x000001D4 + 0x40 * (dx)) - -/* MASK */ -#define PHY_ACBD_MASK 0x00FC0000 -#define PHY_CK0BD_MASK 0x0000003F -#define PHY_CK1BD_MASK 0x00000FC0 -#define PHY_IPRD_MASK 0x000000FF -#define PHY_WLD_MASK(rank) (0xFF << (8 * (rank))) -#define PHY_DQSGD_MASK(rank) (0xFF << (8 * (rank))) -#define PHY_DQSGX_MASK BIT(6) -#define PHY_DSWBD_MASK 0x3F000000 /* bit[29:24] */ -#define PHY_DSDQOE_MASK 0x00000FFF - -static void ddrphy_maskwritel(u32 data, u32 mask, void __iomem *addr) -{ - u32 value; - - value = (readl(addr) & ~(mask)) | (data & mask); - writel(value, addr); -} - -static u32 ddrphy_maskreadl(u32 mask, void __iomem *addr) -{ - return readl(addr) & mask; -} - -/* step of 0.5T for PUB-byte */ -static u8 ddrphy_get_mdl(int dx, void __iomem *phy_base) -{ - return ddrphy_maskreadl(PHY_IPRD_MASK, phy_base + PHY_DXMDLR(dx)); -} - -/* Calculating step for PUB-byte */ -static int ddrphy_hpstep(int delay, int dx, void __iomem *phy_base) -{ - return delay * ddrphy_get_mdl(dx, phy_base) * DDR_FREQ / 1000000; -} - -static void ddrphy_vt_ctrl(void __iomem *phy_base, int enable) -{ - u32 tmp; - - tmp = readl(phy_base + PHY_PGCR1); - - if (enable) - tmp &= ~PHY_PGCR1_INHVT; - else - tmp |= PHY_PGCR1_INHVT; - - writel(tmp, phy_base + PHY_PGCR1); - - if (!enable) { - while (!(readl(phy_base + PHY_PGSR1) & PHY_PGSR1_VTSTOP)) - cpu_relax(); - } -} - -static void ddrphy_set_ckoffset_qoffset(int delay_ckoffset0, int delay_ckoffset1, - int delay_qoffset, int enable, - void __iomem *phy_base) -{ - u8 ck_step0, ck_step1; /* ckoffset_step for clock */ - u8 q_step; /* qoffset_step for clock */ - int dx; - - dx = 2; /* use dx2 in sLD11 */ - - ck_step0 = ddrphy_hpstep(delay_ckoffset0, dx, phy_base); /* CK-Offset */ - ck_step1 = ddrphy_hpstep(delay_ckoffset1, dx, phy_base); /* CK-Offset */ - q_step = ddrphy_hpstep(delay_qoffset, dx, phy_base); /* Q-Offset */ - - ddrphy_vt_ctrl(phy_base, 0); - - /* Q->[23:18], CK1->[11:6], CK0->bit[5:0] */ - if (enable == 1) - ddrphy_maskwritel((q_step << 18) + (ck_step1 << 6) + ck_step0, - PHY_ACBD_MASK | PHY_CK1BD_MASK | PHY_CK0BD_MASK, - phy_base + PHY_ACBDLR); - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_set_wl_delay_dx(int dx, int r0_delay, int r1_delay, - int enable, void __iomem *phy_base) -{ - int rank; - int delay_wl[4]; - u32 wl_mask = 0; /* WriteLeveling's Mask */ - u32 wl_value = 0; /* WriteLeveling's Value */ - - delay_wl[0] = r0_delay & 0xfff; - delay_wl[1] = r1_delay & 0xfff; - delay_wl[2] = 0; - delay_wl[3] = 0; - - ddrphy_vt_ctrl(phy_base, 0); - - for (rank = 0; rank < 4; rank++) { - wl_mask |= PHY_WLD_MASK(rank); - /* WriteLeveling's delay */ - wl_value |= ddrphy_hpstep(delay_wl[rank], dx, phy_base) << (8 * rank); - } - - if (enable == 1) - ddrphy_maskwritel(wl_value, wl_mask, phy_base + PHY_DXLCDLR0(dx)); - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_set_dqsg_delay_dx(int dx, int r0_delay, int r1_delay, - int enable, void __iomem *phy_base) -{ - int rank; - int delay_dqsg[4]; - u32 dqsg_mask = 0; /* DQSGating_LCDL_delay's Mask */ - u32 dqsg_value = 0; /* DQSGating_LCDL_delay's Value */ - - delay_dqsg[0] = r0_delay; - delay_dqsg[1] = r1_delay; - delay_dqsg[2] = 0; - delay_dqsg[3] = 0; - - ddrphy_vt_ctrl(phy_base, 0); - - for (rank = 0; rank < 4; rank++) { - dqsg_mask |= PHY_DQSGD_MASK(rank); - /* DQSGating's delay */ - dqsg_value |= ddrphy_hpstep(delay_dqsg[rank], dx, phy_base) << (8 * rank); - } - - if (enable == 1) - ddrphy_maskwritel(dqsg_value, dqsg_mask, phy_base + PHY_DXLCDLR2(dx)); - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_set_dswb_delay_dx(int dx, int delay, int enable, void __iomem *phy_base) -{ - u8 dswb_step; - - ddrphy_vt_ctrl(phy_base, 0); - - dswb_step = ddrphy_hpstep(delay, dx, phy_base); /* DQS-BDL's delay */ - - if (enable == 1) - ddrphy_maskwritel(dswb_step << 24, PHY_DSWBD_MASK, phy_base + PHY_DXBDLR1(dx)); - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_set_oe_delay_dx(int dx, int dqs_delay, int dq_delay, - int enable, void __iomem *phy_base) -{ - u8 dqs_oe_step, dq_oe_step; - u32 wdata; - - ddrphy_vt_ctrl(phy_base, 0); - - /* OE(DQS,DQ) */ - dqs_oe_step = ddrphy_hpstep(dqs_delay, dx, phy_base); /* DQS-oe's delay */ - dq_oe_step = ddrphy_hpstep(dq_delay, dx, phy_base); /* DQ-oe's delay */ - wdata = ((dq_oe_step<<6) + dqs_oe_step) & 0xFFF; - - if (enable == 1) - ddrphy_maskwritel(wdata, PHY_DSDQOE_MASK, phy_base + PHY_DXBDLR2(dx)); - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_ext_dqsgt(void __iomem *phy_base) -{ - /* Extend DQSGating_window min:+1T max:+1T */ - ddrphy_maskwritel(PHY_DQSGX_MASK, PHY_DQSGX_MASK, phy_base + PHY_DSGCR); -} - -static void ddrphy_shift_tof_hws(void __iomem *phy_base, const int shift[][2]) -{ - int dx, block, byte; - u32 lcdlr1, wdqd; - - ddrphy_vt_ctrl(phy_base, 0); - - for (block = 0; block < RANK_BLOCKS_TR; block++) { - for (byte = 0; byte < 2; byte++) { - dx = block * 2 + byte; - lcdlr1 = readl(phy_base + PHY_DXLCDLR1(dx)); - wdqd = lcdlr1 & 0xff; - wdqd = clamp(wdqd + ddrphy_hpstep(shift[block][byte], dx, phy_base), - 0U, 0xffU); - lcdlr1 = (lcdlr1 & ~0xff) | wdqd; - writel(lcdlr1, phy_base + PHY_DXLCDLR1(dx)); - readl(phy_base + PHY_DXLCDLR1(dx)); /* relax */ - } - } - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_shift_rof_hws(void __iomem *phy_base, const int pos_shift[][2], - const int neg_shift[][2]) -{ - int dx, block, byte; - u32 lcdlr1, rdqsd, rdqnsd; - - ddrphy_vt_ctrl(phy_base, 0); - - for (block = 0; block < RANK_BLOCKS_TR; block++) { - for (byte = 0; byte < 2; byte++) { - dx = block * 2 + byte; - lcdlr1 = readl(phy_base + PHY_DXLCDLR1(dx)); - - /* DQS LCDL RDQNSD->[23:16] RDQSD->[15:8] */ - rdqsd = (lcdlr1 >> 8) & 0xff; - rdqnsd = (lcdlr1 >> 16) & 0xff; - rdqsd = clamp(rdqsd + ddrphy_hpstep(pos_shift[block][byte], dx, phy_base), - 0U, 0xffU); - rdqnsd = clamp(rdqnsd + ddrphy_hpstep(neg_shift[block][byte], dx, phy_base), - 0U, 0xffU); - lcdlr1 = (lcdlr1 & ~(0xffff << 8)) | (rdqsd << 8) | (rdqnsd << 16); - writel(lcdlr1, phy_base + PHY_DXLCDLR1(dx)); - readl(phy_base + PHY_DXLCDLR1(dx)); /* relax */ - } - } - - ddrphy_vt_ctrl(phy_base, 1); -} - -static void ddrphy_boot_run_hws(void __iomem *phy_base) -{ - /* Hard Training for DIO */ - writel(0x0000f401, phy_base + PHY_PIR); - while (!(readl(phy_base + PHY_PGSR0) & PHY_PGSR0_IDONE)) - cpu_relax(); -} - -static void ddrphy_training(void __iomem *phy_base) -{ - /* DIO roffset shift before hard training */ - ddrphy_shift_rof_hws(phy_base, rof_pos_shift_pre, rof_neg_shift_pre); - - /* Hard Training for each CH */ - ddrphy_boot_run_hws(phy_base); - - /* DIO toffset shift after training */ - ddrphy_shift_tof_hws(phy_base, tof_shift); - - /* DIO roffset shift after training */ - ddrphy_shift_rof_hws(phy_base, rof_pos_shift, rof_neg_shift); - - /* Extend DQSGating window min:+1T max:+1T */ - ddrphy_ext_dqsgt(phy_base); -} - -static void ddrphy_init(void __iomem *phy_base, enum dram_freq freq) -{ - writel(0x40000000, phy_base + PHY_PIR); - writel(0x0300C4F1, phy_base + PHY_PGCR1); - writel(0x0C807D04, phy_base + PHY_PTR0); - writel(0x27100578, phy_base + PHY_PTR1); - writel(0x00083DEF, phy_base + PHY_PTR2); - writel(0x12061A80, phy_base + PHY_PTR3); - writel(0x08027100, phy_base + PHY_PTR4); - writel(0x9D9CBB66, phy_base + PHY_DTPR0); - writel(0x1a878400, phy_base + PHY_DTPR1); - writel(0x50025200, phy_base + PHY_DTPR2); - writel(0xF004641A, phy_base + PHY_DSGCR); - writel(0x0000040B, phy_base + PHY_DCR); - writel(0x00000d71, phy_base + PHY_MR0); - writel(0x00000006, phy_base + PHY_MR1); - writel(0x00000098, phy_base + PHY_MR2); - writel(0x00000000, phy_base + PHY_MR3); - - while (!(readl(phy_base + PHY_PGSR0) & PHY_PGSR0_IDONE)) - cpu_relax(); - - writel(0x00000059, phy_base + PHY_ZQ0CR1); - writel(0x00000019, phy_base + PHY_ZQ1CR1); - writel(0x00000019, phy_base + PHY_ZQ2CR1); - writel(0x30FC6C20, phy_base + PHY_PGCR2); - - ddrphy_set_ckoffset_qoffset(119, 0, 0, 1, phy_base); - ddrphy_set_wl_delay_dx(0, 220, 220, 1, phy_base); - ddrphy_set_wl_delay_dx(1, 160, 160, 1, phy_base); - ddrphy_set_wl_delay_dx(2, 190, 190, 1, phy_base); - ddrphy_set_wl_delay_dx(3, 150, 150, 1, phy_base); - ddrphy_set_dqsg_delay_dx(0, 750, 750, 1, phy_base); - ddrphy_set_dqsg_delay_dx(1, 750, 750, 1, phy_base); - ddrphy_set_dqsg_delay_dx(2, 750, 750, 1, phy_base); - ddrphy_set_dqsg_delay_dx(3, 750, 750, 1, phy_base); - ddrphy_set_dswb_delay_dx(0, 0, 1, phy_base); - ddrphy_set_dswb_delay_dx(1, 0, 1, phy_base); - ddrphy_set_dswb_delay_dx(2, 0, 1, phy_base); - ddrphy_set_dswb_delay_dx(3, 0, 1, phy_base); - ddrphy_set_oe_delay_dx(0, 0, 0, 1, phy_base); - ddrphy_set_oe_delay_dx(1, 0, 0, 1, phy_base); - ddrphy_set_oe_delay_dx(2, 0, 0, 1, phy_base); - ddrphy_set_oe_delay_dx(3, 0, 0, 1, phy_base); - - writel(0x44000E81, phy_base + PHY_DX0GCR); - writel(0x44000E81, phy_base + PHY_DX1GCR); - writel(0x44000E81, phy_base + PHY_DX2GCR); - writel(0x44000E81, phy_base + PHY_DX3GCR); - writel(0x00055002, phy_base + PHY_DX0GTR); - writel(0x00055002, phy_base + PHY_DX1GTR); - writel(0x00055010, phy_base + PHY_DX2GTR); - writel(0x00055010, phy_base + PHY_DX3GTR); - writel(0x930035C7, phy_base + PHY_DTCR); - writel(0x00000003, phy_base + PHY_PIR); - readl(phy_base + PHY_PIR); - while (!(readl(phy_base + PHY_PGSR0) & PHY_PGSR0_IDONE)) - cpu_relax(); - - writel(0x00000181, phy_base + PHY_PIR); - readl(phy_base + PHY_PIR); - while (!(readl(phy_base + PHY_PGSR0) & PHY_PGSR0_IDONE)) - cpu_relax(); - - writel(0x44181884, phy_base + PHY_DXCCR); - writel(0x00000001, phy_base + PHY_GPR1); -} - -/* UMC */ -static const u32 umc_cmdctla[DRAM_FREQ_NR] = {0x060B0B1C}; -static const u32 umc_cmdctlb[DRAM_FREQ_NR] = {0x27201806}; -static const u32 umc_cmdctlc[DRAM_FREQ_NR] = {0x00120B04}; -static const u32 umc_cmdctle[DRAM_FREQ_NR] = {0x00680607}; -static const u32 umc_cmdctlf[DRAM_FREQ_NR] = {0x02000200}; -static const u32 umc_cmdctlg[DRAM_FREQ_NR] = {0x08080808}; - -static const u32 umc_rdatactl[DRAM_FREQ_NR] = {0x00000810}; -static const u32 umc_wdatactl[DRAM_FREQ_NR] = {0x00000004}; -static const u32 umc_odtctl[DRAM_FREQ_NR] = {0x02000002}; -static const u32 umc_acssetb[DRAM_CH_NR] = {0x00000200, 0x00000203}; - -static const u32 umc_memconfch[DRAM_FREQ_NR] = {0x00023605}; - -static int umc_dc_init(void __iomem *dc_base, enum dram_freq freq, - unsigned long size, int ch) -{ - /* Wait for PHY Init Complete */ - writel(umc_cmdctla[freq], dc_base + UMC_CMDCTLA); - writel(umc_cmdctlb[freq], dc_base + UMC_CMDCTLB); - writel(umc_cmdctlc[freq], dc_base + UMC_CMDCTLC); - writel(umc_cmdctle[freq], dc_base + UMC_CMDCTLE); - writel(umc_cmdctlf[freq], dc_base + UMC_CMDCTLF); - writel(umc_cmdctlg[freq], dc_base + UMC_CMDCTLG); - - writel(umc_rdatactl[freq], dc_base + UMC_RDATACTL_D0); - writel(umc_rdatactl[freq], dc_base + UMC_RDATACTL_D1); - - writel(umc_wdatactl[freq], dc_base + UMC_WDATACTL_D0); - writel(umc_wdatactl[freq], dc_base + UMC_WDATACTL_D1); - - writel(umc_odtctl[freq], dc_base + UMC_ODTCTL_D0); - writel(umc_odtctl[freq], dc_base + UMC_ODTCTL_D1); - - writel(0x00000003, dc_base + UMC_ACSSETA); - writel(0x00000103, dc_base + UMC_FLOWCTLG); - writel(umc_acssetb[ch], dc_base + UMC_ACSSETB); - writel(0x02020200, dc_base + UMC_SPCSETB); - writel(umc_memconfch[freq], dc_base + UMC_MEMCONFCH); - writel(0x00000002, dc_base + UMC_ACFETCHCTRL); - - return 0; -} - -static int umc_ch_init(void __iomem *umc_ch_base, - enum dram_freq freq, unsigned long size, int ch) -{ - void __iomem *dc_base = umc_ch_base; - - return umc_dc_init(dc_base, freq, size, ch); -} - -static void um_init(void __iomem *um_base) -{ - writel(0x00000001, um_base + UMC_SIORST); - writel(0x00000001, um_base + UMC_VO0RST); - writel(0x00000001, um_base + UMC_VPERST); - writel(0x00000001, um_base + UMC_RGLRST); - writel(0x00000001, um_base + UMC_A2DRST); - writel(0x00000001, um_base + UMC_DMDRST); -} - -int uniphier_ld11_umc_init(const struct uniphier_board_data *bd) -{ - void __iomem *um_base = (void __iomem *)0x5B800000; - void __iomem *umc_ch_base = (void __iomem *)0x5BC00000; - void __iomem *phy_base = (void __iomem *)0x5BC01000; - enum dram_freq freq; - int ch, ret; - - switch (bd->dram_freq) { - case 1600: - freq = DRAM_FREQ_1600M; - break; - default: - pr_err("unsupported DRAM frequency %d MHz\n", bd->dram_freq); - return -EINVAL; - } - - writel(0x00000101, umc_ch_base + UMC_DIOCTLA); - while (!(readl(phy_base + PHY_PGSR0) & PHY_PGSR0_IDONE)) - cpu_relax(); - - writel(0x00000000, umc_ch_base + UMC_DIOCTLA); - writel(0x00000001, umc_ch_base + UMC_DEBUGC); - writel(0x00000101, umc_ch_base + UMC_DIOCTLA); - - writel(0x00000100, umc_ch_base + UMC_INITSET); - while (readl(umc_ch_base + UMC_INITSTAT) & BIT(8)) - cpu_relax(); - - writel(0x00000100, umc_ch_base + 0x00200000 + UMC_INITSET); - while (readl(umc_ch_base + 0x00200000 + UMC_INITSTAT) & BIT(8)) - cpu_relax(); - - ddrphy_init(phy_base, freq); - - for (ch = 0; ch < DRAM_CH_NR; ch++) { - unsigned long size = bd->dram_ch[ch].size; - unsigned int width = bd->dram_ch[ch].width; - - ret = umc_ch_init(umc_ch_base, freq, size / (width / 16), ch); - if (ret) { - pr_err("failed to initialize UMC ch%d\n", ch); - return ret; - } - - umc_ch_base += 0x00200000; - } - ddrphy_training(phy_base); - - um_init(um_base); - - return 0; -} diff --git a/arch/arm/mach-uniphier/dram/umc-ld20.c b/arch/arm/mach-uniphier/dram/umc-ld20.c deleted file mode 100644 index 500c1c11ba4..00000000000 --- a/arch/arm/mach-uniphier/dram/umc-ld20.c +++ /dev/null @@ -1,636 +0,0 @@ -/* - * Copyright (C) 2016-2017 Socionext Inc. - * - * based on commit 5ffd75ecd4929f22361ef65a35f0331d2fbc0f35 of Diag - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <linux/bitops.h> -#include <linux/compat.h> -#include <linux/errno.h> -#include <linux/io.h> -#include <linux/sizes.h> -#include <asm/processor.h> - -#include "../init.h" -#include "ddruqphy-regs.h" -#include "umc64-regs.h" - -#define DRAM_CH_NR 3 - -enum dram_freq { - DRAM_FREQ_1866M, - DRAM_FREQ_NR, -}; - -enum dram_size { - DRAM_SZ_256M, - DRAM_SZ_512M, - DRAM_SZ_NR, -}; - -enum dram_board { /* board type */ - DRAM_BOARD_LD20_REF, /* LD20 reference */ - DRAM_BOARD_LD20_GLOBAL, /* LD20 TV */ - DRAM_BOARD_LD20_C1, /* LD20 TV C1 */ - DRAM_BOARD_LD21_REF, /* LD21 reference */ - DRAM_BOARD_LD21_GLOBAL, /* LD21 TV */ - DRAM_BOARD_NR, -}; - -/* PHY */ -static const int ddrphy_adrctrl[DRAM_BOARD_NR][DRAM_CH_NR] = { - {268 - 262, 268 - 263, 268 - 378}, /* LD20 reference */ - {268 - 262, 268 - 263, 268 - 378}, /* LD20 TV */ - {268 - 262, 268 - 263, 268 - 378}, /* LD20 TV C1 */ - {268 - 212, 268 - 268, /* No CH2 */}, /* LD21 reference */ - {268 - 212, 268 - 268, /* No CH2 */}, /* LD21 TV */ -}; - -static const int ddrphy_dlltrimclk[DRAM_BOARD_NR][DRAM_CH_NR] = { - {268, 268, 268}, /* LD20 reference */ - {268, 268, 268}, /* LD20 TV */ - {189, 189, 189}, /* LD20 TV C1 */ - {268, 268 + 252, /* No CH2 */}, /* LD21 reference */ - {268, 268 + 202, /* No CH2 */}, /* LD21 TV */ -}; - -static const int ddrphy_dllrecalib[DRAM_BOARD_NR][DRAM_CH_NR] = { - {268 - 378, 268 - 263, 268 - 378}, /* LD20 reference */ - {268 - 378, 268 - 263, 268 - 378}, /* LD20 TV */ - {268 - 378, 268 - 263, 268 - 378}, /* LD20 TV C1 */ - {268 - 212, 268 - 536, /* No CH2 */}, /* LD21 reference */ - {268 - 212, 268 - 536, /* No CH2 */}, /* LD21 TV */ -}; - -static const u32 ddrphy_phy_pad_ctrl[DRAM_BOARD_NR][DRAM_CH_NR] = { - {0x50B840B1, 0x50B840B1, 0x50B840B1}, /* LD20 reference */ - {0x50BB40B1, 0x50BB40B1, 0x50BB40B1}, /* LD20 TV */ - {0x50BB40B1, 0x50BB40B1, 0x50BB40B1}, /* LD20 TV C1 */ - {0x50BB40B4, 0x50B840B1, /* No CH2 */}, /* LD21 reference */ - {0x50BB40B4, 0x50B840B1, /* No CH2 */}, /* LD21 TV */ -}; - -static const u32 ddrphy_scl_gate_timing[DRAM_CH_NR] = { - 0x00000140, 0x00000180, 0x00000140 -}; - -static const short ddrphy_op_dq_shift_val_ld20[DRAM_CH_NR][32] = { - { - 2, 1, 0, 1, 2, 1, 1, 1, - 2, 1, 1, 2, 1, 1, 1, 1, - 1, 2, 1, 1, 1, 2, 1, 1, - 2, 2, 0, 1, 1, 2, 2, 1, - }, - { - 1, 1, 0, 1, 2, 2, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 0, 0, 1, 1, 0, 0, - 0, 1, 1, 1, 2, 1, 2, 1, - }, - { - 2, 2, 0, 2, 1, 1, 2, 1, - 1, 1, 0, 1, 1, -1, 1, 1, - 2, 2, 2, 2, 1, 1, 1, 1, - 1, 1, 1, 0, 2, 2, 1, 2, - }, -}; - -static const short ddrphy_op_dq_shift_val_ld21[DRAM_CH_NR][32] = { - { - 1, 1, 0, 1, 1, 1, 1, 1, - 1, 0, 0, 0, 1, 1, 0, 2, - 1, 1, 0, 0, 1, 1, 1, 1, - 1, 0, 0, 0, 1, 0, 0, 1, - }, - { 1, 0, 2, 1, 1, 1, 1, 0, - 1, 0, 0, 1, 0, 1, 0, 0, - 1, 0, 1, 0, 1, 1, 1, 0, - 1, 1, 1, 1, 0, 1, 0, 0, - }, - /* No CH2 */ -}; - -static const short (* const ddrphy_op_dq_shift_val[DRAM_BOARD_NR])[32] = { - ddrphy_op_dq_shift_val_ld20, /* LD20 reference */ - ddrphy_op_dq_shift_val_ld20, /* LD20 TV */ - ddrphy_op_dq_shift_val_ld20, /* LD20 TV C */ - ddrphy_op_dq_shift_val_ld21, /* LD21 reference */ - ddrphy_op_dq_shift_val_ld21, /* LD21 TV */ -}; - -static const short ddrphy_ip_dq_shift_val_ld20[DRAM_CH_NR][32] = { - { - 3, 3, 3, 2, 3, 2, 0, 2, - 2, 3, 3, 1, 2, 2, 2, 2, - 2, 2, 2, 2, 0, 1, 1, 1, - 2, 2, 2, 2, 3, 0, 2, 2, - }, - { - 2, 2, 1, 1, -1, 1, 1, 1, - 2, 0, 2, 2, 2, 1, 0, 2, - 2, 1, 2, 1, 0, 1, 1, 1, - 2, 2, 2, 2, 2, 2, 2, 2, - }, - { - 2, 2, 3, 2, 1, 2, 2, 2, - 2, 3, 4, 2, 3, 4, 3, 3, - 2, 2, 1, 2, 1, 1, 1, 1, - 2, 2, 2, 2, 1, 2, 2, 1, - }, -}; - -static const short ddrphy_ip_dq_shift_val_ld21[DRAM_CH_NR][32] = { - { - 2, 2, 2, 2, 1, 2, 2, 2, - 2, 3, 3, 2, 2, 2, 2, 2, - 2, 1, 2, 2, 1, 1, 1, 1, - 2, 2, 2, 3, 1, 2, 2, 2, - }, - { - 3, 4, 4, 1, 0, 1, 1, 1, - 1, 2, 1, 2, 2, 3, 3, 2, - 1, 0, 2, 1, 1, 0, 1, 0, - 0, 1, 0, 0, 1, 1, 0, 1, - }, - /* No CH2 */ -}; - -static const short (* const ddrphy_ip_dq_shift_val[DRAM_BOARD_NR])[32] = { - ddrphy_ip_dq_shift_val_ld20, /* LD20 reference */ - ddrphy_ip_dq_shift_val_ld20, /* LD20 TV */ - ddrphy_ip_dq_shift_val_ld20, /* LD20 TV C */ - ddrphy_ip_dq_shift_val_ld21, /* LD21 reference */ - ddrphy_ip_dq_shift_val_ld21, /* LD21 TV */ -}; - -static void ddrphy_select_lane(void __iomem *phy_base, unsigned int lane, - unsigned int bit) -{ - WARN_ON(lane >= 1 << PHY_LANE_SEL_LANE_WIDTH); - WARN_ON(bit >= 1 << PHY_LANE_SEL_BIT_WIDTH); - - writel((bit << PHY_LANE_SEL_BIT_SHIFT) | - (lane << PHY_LANE_SEL_LANE_SHIFT), - phy_base + PHY_LANE_SEL); -} - -#define DDRPHY_EFUSEMON (void *)0x5f900118 - -static void ddrphy_init(void __iomem *phy_base, enum dram_board board, int ch) -{ - writel(0x0C001001, phy_base + PHY_UNIQUIFY_TSMC_IO_1); - while (!(readl(phy_base + PHY_UNIQUIFY_TSMC_IO_1) & BIT(1))) - cpu_relax(); - - if (readl(DDRPHY_EFUSEMON) & BIT(ch)) - writel(0x00000000, phy_base + PHY_UNIQUIFY_TSMC_IO_1); - else - writel(0x0C001000, phy_base + PHY_UNIQUIFY_TSMC_IO_1); - - writel(0x00000000, phy_base + PHY_DLL_INCR_TRIM_3); - writel(0x00000000, phy_base + PHY_DLL_INCR_TRIM_1); - ddrphy_select_lane(phy_base, 0, 0); - writel(0x00000005, phy_base + PHY_DLL_TRIM_1); - writel(0x0000000a, phy_base + PHY_DLL_TRIM_3); - ddrphy_select_lane(phy_base, 6, 0); - writel(0x00000005, phy_base + PHY_DLL_TRIM_1); - writel(0x0000000a, phy_base + PHY_DLL_TRIM_3); - ddrphy_select_lane(phy_base, 12, 0); - writel(0x00000005, phy_base + PHY_DLL_TRIM_1); - writel(0x0000000a, phy_base + PHY_DLL_TRIM_3); - ddrphy_select_lane(phy_base, 18, 0); - writel(0x00000005, phy_base + PHY_DLL_TRIM_1); - writel(0x0000000a, phy_base + PHY_DLL_TRIM_3); - writel(0x00000001, phy_base + PHY_SCL_WINDOW_TRIM); - writel(0x00000000, phy_base + PHY_UNQ_ANALOG_DLL_1); - writel(ddrphy_phy_pad_ctrl[board][ch], phy_base + PHY_PAD_CTRL); - writel(0x00000070, phy_base + PHY_VREF_TRAINING); - writel(0x01000075, phy_base + PHY_SCL_CONFIG_1); - writel(0x00000501, phy_base + PHY_SCL_CONFIG_2); - writel(0x00000000, phy_base + PHY_SCL_CONFIG_3); - writel(0x000261c0, phy_base + PHY_DYNAMIC_WRITE_BIT_LVL); - writel(0x00000000, phy_base + PHY_SCL_CONFIG_4); - writel(ddrphy_scl_gate_timing[ch], phy_base + PHY_SCL_GATE_TIMING); - writel(0x02a000a0, phy_base + PHY_WRLVL_DYN_ODT); - writel(0x00840004, phy_base + PHY_WRLVL_ON_OFF); - writel(0x0000020d, phy_base + PHY_DLL_ADRCTRL); - ddrphy_select_lane(phy_base, 0, 0); - writel(0x0000008d, phy_base + PHY_DLL_TRIM_CLK); - writel(0xa800100d, phy_base + PHY_DLL_RECALIB); - writel(0x00005076, phy_base + PHY_SCL_LATENCY); -} - -static int ddrphy_to_dly_step(void __iomem *phy_base, unsigned int freq, - int delay) -{ - int mdl; - - mdl = (readl(phy_base + PHY_DLL_ADRCTRL) & PHY_DLL_ADRCTRL_MDL_MASK) >> - PHY_DLL_ADRCTRL_MDL_SHIFT; - - return DIV_ROUND_CLOSEST((long)freq * delay * mdl, 2 * 1000000L); -} - -static void ddrphy_set_delay(void __iomem *phy_base, unsigned int reg, - u32 mask, u32 incr, int dly_step) -{ - u32 tmp; - - tmp = readl(phy_base + reg); - tmp &= ~mask; - tmp |= min_t(u32, abs(dly_step), mask); - - if (dly_step >= 0) - tmp |= incr; - else - tmp &= ~incr; - - writel(tmp, phy_base + reg); -} - -static void ddrphy_set_dll_recalib(void __iomem *phy_base, int dly_step) -{ - ddrphy_set_delay(phy_base, PHY_DLL_RECALIB, - PHY_DLL_RECALIB_TRIM_MASK, PHY_DLL_RECALIB_INCR, - dly_step); -} - -static void ddrphy_set_dll_adrctrl(void __iomem *phy_base, int dly_step) -{ - ddrphy_set_delay(phy_base, PHY_DLL_ADRCTRL, - PHY_DLL_ADRCTRL_TRIM_MASK, PHY_DLL_ADRCTRL_INCR, - dly_step); -} - -static void ddrphy_set_dll_trim_clk(void __iomem *phy_base, int dly_step) -{ - ddrphy_select_lane(phy_base, 0, 0); - - ddrphy_set_delay(phy_base, PHY_DLL_TRIM_CLK, - PHY_DLL_TRIM_CLK_MASK, PHY_DLL_TRIM_CLK_INCR, - dly_step); -} - -static void ddrphy_init_tail(void __iomem *phy_base, enum dram_board board, - unsigned int freq, int ch) -{ - int step; - - step = ddrphy_to_dly_step(phy_base, freq, ddrphy_adrctrl[board][ch]); - ddrphy_set_dll_adrctrl(phy_base, step); - - step = ddrphy_to_dly_step(phy_base, freq, ddrphy_dlltrimclk[board][ch]); - ddrphy_set_dll_trim_clk(phy_base, step); - - step = ddrphy_to_dly_step(phy_base, freq, ddrphy_dllrecalib[board][ch]); - ddrphy_set_dll_recalib(phy_base, step); -} - -static void ddrphy_shift_one_dq(void __iomem *phy_base, unsigned int reg, - u32 mask, u32 incr, short shift_val) -{ - u32 tmp; - int val; - - tmp = readl(phy_base + reg); - - val = tmp & mask; - if (!(tmp & incr)) - val = -val; - - val += shift_val; - - tmp &= ~(incr | mask); - tmp |= min_t(u32, abs(val), mask); - if (val >= 0) - tmp |= incr; - - writel(tmp, phy_base + reg); -} - -static void ddrphy_shift_dq(void __iomem *phy_base, unsigned int reg, - u32 mask, u32 incr, u32 override, - const short *shift_val_array) -{ - u32 tmp; - int dx, bit; - - tmp = readl(phy_base + reg); - tmp |= override; - writel(tmp, phy_base + reg); - - for (dx = 0; dx < 4; dx++) { - for (bit = 0; bit < 8; bit++) { - ddrphy_select_lane(phy_base, - (PHY_BITLVL_DLY_WIDTH + 1) * dx, - bit); - - ddrphy_shift_one_dq(phy_base, reg, mask, incr, - shift_val_array[dx * 8 + bit]); - } - } - - ddrphy_select_lane(phy_base, 0, 0); -} - -static int ddrphy_training(void __iomem *phy_base, enum dram_board board, - int ch) -{ - writel(0x0000000f, phy_base + PHY_WRLVL_AUTOINC_TRIM); - writel(0x00010000, phy_base + PHY_DLL_TRIM_2); - writel(0x50000000, phy_base + PHY_SCL_START); - - while (readl(phy_base + PHY_SCL_START) & PHY_SCL_START_GO_DONE) - cpu_relax(); - - writel(0x00000000, phy_base + PHY_DISABLE_GATING_FOR_SCL); - writel(0xff00ff00, phy_base + PHY_SCL_DATA_0); - writel(0xff00ff00, phy_base + PHY_SCL_DATA_1); - writel(0xFBF8FFFF, phy_base + PHY_SCL_START_ADDR); - writel(0x11000000, phy_base + PHY_SCL_START); - - while (readl(phy_base + PHY_SCL_START) & PHY_SCL_START_GO_DONE) - cpu_relax(); - - writel(0xFBF0FFFF, phy_base + PHY_SCL_START_ADDR); - writel(0x30500000, phy_base + PHY_SCL_START); - - while (readl(phy_base + PHY_SCL_START) & PHY_SCL_START_GO_DONE) - cpu_relax(); - - writel(0x00000001, phy_base + PHY_DISABLE_GATING_FOR_SCL); - writel(0x00000010, phy_base + PHY_SCL_MAIN_CLK_DELTA); - writel(0x789b3de0, phy_base + PHY_SCL_DATA_0); - writel(0xf10e4a56, phy_base + PHY_SCL_DATA_1); - writel(0x11000000, phy_base + PHY_SCL_START); - - while (readl(phy_base + PHY_SCL_START) & PHY_SCL_START_GO_DONE) - cpu_relax(); - - writel(0x34000000, phy_base + PHY_SCL_START); - - while (readl(phy_base + PHY_SCL_START) & PHY_SCL_START_GO_DONE) - cpu_relax(); - - writel(0x00000003, phy_base + PHY_DISABLE_GATING_FOR_SCL); - - writel(0x000261c0, phy_base + PHY_DYNAMIC_WRITE_BIT_LVL); - writel(0x00003270, phy_base + PHY_DYNAMIC_BIT_LVL); - writel(0x011BD0C4, phy_base + PHY_DSCL_CNT); - - /* shift ip_dq trim */ - ddrphy_shift_dq(phy_base, - PHY_IP_DQ_DQS_BITWISE_TRIM, - PHY_IP_DQ_DQS_BITWISE_TRIM_MASK, - PHY_IP_DQ_DQS_BITWISE_TRIM_INC, - PHY_IP_DQ_DQS_BITWISE_TRIM_OVERRIDE, - ddrphy_ip_dq_shift_val[board][ch]); - - /* shift op_dq trim */ - ddrphy_shift_dq(phy_base, - PHY_OP_DQ_DM_DQS_BITWISE_TRIM, - PHY_OP_DQ_DM_DQS_BITWISE_TRIM_MASK, - PHY_OP_DQ_DM_DQS_BITWISE_TRIM_INC, - PHY_OP_DQ_DM_DQS_BITWISE_TRIM_OVERRIDE, - ddrphy_op_dq_shift_val[board][ch]); - - return 0; -} - -/* UMC */ -static const u32 umc_initctla[DRAM_FREQ_NR] = {0x71016D11}; -static const u32 umc_initctlb[DRAM_FREQ_NR] = {0x07E390AC}; -static const u32 umc_initctlc[DRAM_FREQ_NR] = {0x00FF00FF}; -static const u32 umc_drmmr0[DRAM_FREQ_NR] = {0x00000114}; -static const u32 umc_drmmr2[DRAM_FREQ_NR] = {0x000002a0}; - -static const u32 umc_memconf0a[DRAM_FREQ_NR][DRAM_SZ_NR] = { - /* 256MB 512MB */ - {0x00000601, 0x00000801}, /* 1866 MHz */ -}; - -static const u32 umc_memconf0b[DRAM_FREQ_NR][DRAM_SZ_NR] = { - /* 256MB 512MB */ - {0x00000120, 0x00000130}, /* 1866 MHz */ -}; - -static const u32 umc_memconfch[DRAM_FREQ_NR][DRAM_SZ_NR] = { - /* 256MB 512MB */ - {0x00033603, 0x00033803}, /* 1866 MHz */ -}; - -static const u32 umc_cmdctla[DRAM_FREQ_NR] = {0x060D0D20}; -static const u32 umc_cmdctlb[DRAM_FREQ_NR] = {0x2D211C08}; -static const u32 umc_cmdctlc[DRAM_FREQ_NR] = {0x00150C04}; -static const u32 umc_cmdctle[DRAM_FREQ_NR][DRAM_SZ_NR] = { - /* 256MB 512MB */ - {0x0049071D, 0x0078071D}, /* 1866 MHz */ -}; - -static const u32 umc_rdatactl[DRAM_FREQ_NR] = {0x00000610}; -static const u32 umc_wdatactl[DRAM_FREQ_NR] = {0x00000204}; -static const u32 umc_odtctl[DRAM_FREQ_NR] = {0x02000002}; -static const u32 umc_dataset[DRAM_FREQ_NR] = {0x04000000}; - -static const u32 umc_flowctla[DRAM_FREQ_NR] = {0x0081E01E}; -static const u32 umc_directbusctrla[DRAM_CH_NR] = { - 0x00000000, 0x00000001, 0x00000001 -}; - -static void umc_poll_phy_init_complete(void __iomem *dc_base) -{ - /* Wait for PHY Init Complete */ - while (!(readl(dc_base + UMC_DFISTCTLC) & BIT(0))) - cpu_relax(); -} - -static int umc_dc_init(void __iomem *dc_base, unsigned int freq, - unsigned long size, int ch) -{ - enum dram_freq freq_e; - enum dram_size size_e; - - switch (freq) { - case 1866: - freq_e = DRAM_FREQ_1866M; - break; - default: - pr_err("unsupported DRAM frequency %ud MHz\n", freq); - return -EINVAL; - } - - switch (size) { - case 0: - return 0; - case SZ_256M: - size_e = DRAM_SZ_256M; - break; - case SZ_512M: - size_e = DRAM_SZ_512M; - break; - default: - pr_err("unsupported DRAM size 0x%08lx (per 16bit) for ch%d\n", - size, ch); - return -EINVAL; - } - - writel(0x00000001, dc_base + UMC_DFICSOVRRD); - writel(0x00000000, dc_base + UMC_DFITURNOFF); - - writel(umc_initctla[freq_e], dc_base + UMC_INITCTLA); - writel(umc_initctlb[freq_e], dc_base + UMC_INITCTLB); - writel(umc_initctlc[freq_e], dc_base + UMC_INITCTLC); - - writel(umc_drmmr0[freq_e], dc_base + UMC_DRMMR0); - writel(0x00000004, dc_base + UMC_DRMMR1); - writel(umc_drmmr2[freq_e], dc_base + UMC_DRMMR2); - writel(0x00000000, dc_base + UMC_DRMMR3); - - writel(umc_memconf0a[freq_e][size_e], dc_base + UMC_MEMCONF0A); - writel(umc_memconf0b[freq_e][size_e], dc_base + UMC_MEMCONF0B); - writel(umc_memconfch[freq_e][size_e], dc_base + UMC_MEMCONFCH); - writel(0x00000000, dc_base + UMC_MEMMAPSET); - - writel(umc_cmdctla[freq_e], dc_base + UMC_CMDCTLA); - writel(umc_cmdctlb[freq_e], dc_base + UMC_CMDCTLB); - writel(umc_cmdctlc[freq_e], dc_base + UMC_CMDCTLC); - writel(umc_cmdctle[freq_e][size_e], dc_base + UMC_CMDCTLE); - - writel(umc_rdatactl[freq_e], dc_base + UMC_RDATACTL_D0); - writel(umc_rdatactl[freq_e], dc_base + UMC_RDATACTL_D1); - - writel(umc_wdatactl[freq_e], dc_base + UMC_WDATACTL_D0); - writel(umc_wdatactl[freq_e], dc_base + UMC_WDATACTL_D1); - writel(umc_odtctl[freq_e], dc_base + UMC_ODTCTL_D0); - writel(umc_odtctl[freq_e], dc_base + UMC_ODTCTL_D1); - writel(umc_dataset[freq_e], dc_base + UMC_DATASET); - - writel(0x00400020, dc_base + UMC_DCCGCTL); - writel(0x00000003, dc_base + UMC_ACSSETA); - writel(0x00000103, dc_base + UMC_FLOWCTLG); - writel(0x00010200, dc_base + UMC_ACSSETB); - - writel(umc_flowctla[freq_e], dc_base + UMC_FLOWCTLA); - writel(0x00004444, dc_base + UMC_FLOWCTLC); - writel(0x00000000, dc_base + UMC_DFICUPDCTLA); - - writel(0x00202000, dc_base + UMC_FLOWCTLB); - writel(0x00000000, dc_base + UMC_BSICMAPSET); - writel(0x00000000, dc_base + UMC_ERRMASKA); - writel(0x00000000, dc_base + UMC_ERRMASKB); - - writel(umc_directbusctrla[ch], dc_base + UMC_DIRECTBUSCTRLA); - - writel(0x00000001, dc_base + UMC_INITSET); - /* Wait for PHY Init Complete */ - while (readl(dc_base + UMC_INITSTAT) & BIT(0)) - cpu_relax(); - - writel(0x2A0A0A00, dc_base + UMC_SPCSETB); - writel(0x00000000, dc_base + UMC_DFICSOVRRD); - - return 0; -} - -static int umc_ch_init(void __iomem *umc_ch_base, void __iomem *phy_ch_base, - enum dram_board board, unsigned int freq, - unsigned long size, int ch) -{ - void __iomem *dc_base = umc_ch_base + 0x00011000; - void __iomem *phy_base = phy_ch_base; - int ret; - - /* PHY Update Mode (ON) */ - writel(0x8000003f, dc_base + UMC_DFIPUPDCTLA); - - /* deassert PHY reset signals */ - writel(UMC_DIOCTLA_CTL_NRST | UMC_DIOCTLA_CFG_NRST, - dc_base + UMC_DIOCTLA); - - ddrphy_init(phy_base, board, ch); - - umc_poll_phy_init_complete(dc_base); - - ddrphy_init_tail(phy_base, board, freq, ch); - - ret = umc_dc_init(dc_base, freq, size, ch); - if (ret) - return ret; - - ret = ddrphy_training(phy_base, board, ch); - if (ret) - return ret; - - return 0; -} - -static void um_init(void __iomem *um_base) -{ - writel(0x000000ff, um_base + UMC_MBUS0); - writel(0x000000ff, um_base + UMC_MBUS1); - writel(0x000000ff, um_base + UMC_MBUS2); - writel(0x00000001, um_base + UMC_MBUS3); - writel(0x00000001, um_base + UMC_MBUS4); - writel(0x00000001, um_base + UMC_MBUS5); - writel(0x00000001, um_base + UMC_MBUS6); - writel(0x00000001, um_base + UMC_MBUS7); - writel(0x00000001, um_base + UMC_MBUS8); - writel(0x00000001, um_base + UMC_MBUS9); - writel(0x00000001, um_base + UMC_MBUS10); -} - -int uniphier_ld20_umc_init(const struct uniphier_board_data *bd) -{ - void __iomem *um_base = (void __iomem *)0x5b600000; - void __iomem *umc_ch_base = (void __iomem *)0x5b800000; - void __iomem *phy_ch_base = (void __iomem *)0x6e200000; - enum dram_board board; - int ch, ret; - - switch (UNIPHIER_BD_BOARD_GET_TYPE(bd->flags)) { - case UNIPHIER_BD_BOARD_LD20_REF: - board = DRAM_BOARD_LD20_REF; - break; - case UNIPHIER_BD_BOARD_LD20_GLOBAL: - board = DRAM_BOARD_LD20_GLOBAL; - break; - case UNIPHIER_BD_BOARD_LD20_C1: - board = DRAM_BOARD_LD20_C1; - break; - case UNIPHIER_BD_BOARD_LD21_REF: - board = DRAM_BOARD_LD21_REF; - break; - case UNIPHIER_BD_BOARD_LD21_GLOBAL: - board = DRAM_BOARD_LD21_GLOBAL; - break; - default: - pr_err("unsupported board type %d\n", - UNIPHIER_BD_BOARD_GET_TYPE(bd->flags)); - return -EINVAL; - } - - for (ch = 0; ch < DRAM_CH_NR; ch++) { - unsigned long size = bd->dram_ch[ch].size; - unsigned int width = bd->dram_ch[ch].width; - - if (size) { - ret = umc_ch_init(umc_ch_base, phy_ch_base, board, - bd->dram_freq, size / (width / 16), - ch); - if (ret) { - pr_err("failed to initialize UMC ch%d\n", ch); - return ret; - } - } - - umc_ch_base += 0x00200000; - phy_ch_base += 0x00004000; - } - - um_init(um_base); - - return 0; -} diff --git a/arch/arm/mach-uniphier/dram/umc64-regs.h b/arch/arm/mach-uniphier/dram/umc64-regs.h deleted file mode 100644 index 860d04e3814..00000000000 --- a/arch/arm/mach-uniphier/dram/umc64-regs.h +++ /dev/null @@ -1,85 +0,0 @@ -/* - * Copyright (C) 2016 Socionext Inc. - */ - -#ifndef UMC_LD20_REGS_H -#define UMC_LD20_REGS_H - -#define UMC_CMDCTLA 0x00000000 -#define UMC_CMDCTLB 0x00000004 -#define UMC_CMDCTLC 0x00000008 -#define UMC_INITCTLA 0x00000020 -#define UMC_INITCTLB 0x00000024 -#define UMC_INITCTLC 0x00000028 -#define UMC_DRMMR0 0x00000030 -#define UMC_DRMMR1 0x00000034 -#define UMC_DRMMR2 0x00000038 -#define UMC_DRMMR3 0x0000003C -#define UMC_INITSET 0x00000040 -#define UMC_INITSTAT 0x00000044 -#define UMC_CMDCTLE 0x00000050 -#define UMC_CMDCTLF 0x00000054 -#define UMC_CMDCTLG 0x00000058 -#define UMC_SPCSETB 0x00000084 -#define UMC_SPCSETB_AREFMD_MASK (0x3) /* Auto Refresh Mode */ -#define UMC_SPCSETB_AREFMD_ARB (0x0) /* control by arbitor */ -#define UMC_SPCSETB_AREFMD_CONT (0x1) /* control by DRAMCONT */ -#define UMC_SPCSETB_AREFMD_REG (0x2) /* control by register */ -#define UMC_ACSSETA 0x000000C0 -#define UMC_ACSSETB 0x000000C4 -#define UMC_MEMCONF0A 0x00000200 -#define UMC_MEMCONF0B 0x00000204 -#define UMC_MEMCONFCH 0x00000240 -#define UMC_MEMMAPSET 0x00000250 -#define UMC_FLOWCTLA 0x00000400 -#define UMC_FLOWCTLB 0x00000404 -#define UMC_FLOWCTLC 0x00000408 -#define UMC_ACFETCHCTRL 0x00000460 -#define UMC_FLOWCTLG 0x00000508 -#define UMC_RDATACTL_D0 0x00000600 -#define UMC_WDATACTL_D0 0x00000604 -#define UMC_RDATACTL_D1 0x00000608 -#define UMC_WDATACTL_D1 0x0000060C -#define UMC_DATASET 0x00000610 -#define UMC_ODTCTL_D0 0x00000618 -#define UMC_ODTCTL_D1 0x0000061C -#define UMC_RESPCTL 0x00000624 -#define UMC_DIRECTBUSCTRLA 0x00000680 -#define UMC_DEBUGC 0x00000718 -#define UMC_DCCGCTL 0x00000720 -#define UMC_DICGCTLA 0x00000724 -#define UMC_DICGCTLB 0x00000728 -#define UMC_ERRMASKA 0x00000958 -#define UMC_ERRMASKB 0x0000095C -#define UMC_BSICMAPSET 0x00000988 -#define UMC_DIOCTLA 0x00000C00 -#define UMC_DIOCTLA_CTL_NRST BIT(8) /* ctl_rst_n */ -#define UMC_DIOCTLA_CFG_NRST BIT(0) /* cfg_rst_n */ -#define UMC_DFISTCTLC 0x00000C18 -#define UMC_DFICUPDCTLA 0x00000C20 -#define UMC_DFIPUPDCTLA 0x00000C30 -#define UMC_DFICSOVRRD 0x00000C84 -#define UMC_DFITURNOFF 0x00000C88 - -/* UM registers */ -#define UMC_MBUS0 0x00080004 -#define UMC_MBUS1 0x00081004 -#define UMC_MBUS2 0x00082004 -#define UMC_MBUS3 0x00000C78 -#define UMC_MBUS4 0x00000CF8 -#define UMC_MBUS5 0x00000E78 -#define UMC_MBUS6 0x00000EF8 -#define UMC_MBUS7 0x00001278 -#define UMC_MBUS8 0x000012F8 -#define UMC_MBUS9 0x00002478 -#define UMC_MBUS10 0x000024F8 - -/* UMC1 register */ -#define UMC_SIORST 0x00000728 -#define UMC_VO0RST 0x0000073c -#define UMC_VPERST 0x00000744 -#define UMC_RGLRST 0x00000750 -#define UMC_A2DRST 0x00000764 -#define UMC_DMDRST 0x00000770 - -#endif /* UMC_LD20_REGS_H */ diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h index 56f514e297f..b322628eedf 100644 --- a/arch/arm/mach-uniphier/init.h +++ b/arch/arm/mach-uniphier/init.h @@ -24,13 +24,6 @@ struct uniphier_board_data { #define UNIPHIER_BD_DRAM_SPARSE BIT(9) #define UNIPHIER_BD_DDR3PLUS BIT(8) - -#define UNIPHIER_BD_BOARD_GET_TYPE(f) ((f) & 0x7) -#define UNIPHIER_BD_BOARD_LD20_REF 0 /* LD20 reference */ -#define UNIPHIER_BD_BOARD_LD20_GLOBAL 1 /* LD20 TV Set */ -#define UNIPHIER_BD_BOARD_LD20_C1 2 /* LD20 TV Set C1 */ -#define UNIPHIER_BD_BOARD_LD21_REF 3 /* LD21 reference */ -#define UNIPHIER_BD_BOARD_LD21_GLOBAL 4 /* LD21 TV Set */ }; const struct uniphier_board_data *uniphier_get_board_param(void); @@ -41,8 +34,6 @@ int uniphier_pro4_init(const struct uniphier_board_data *bd); int uniphier_sld8_init(const struct uniphier_board_data *bd); int uniphier_pro5_init(const struct uniphier_board_data *bd); int uniphier_pxs2_init(const struct uniphier_board_data *bd); -int uniphier_ld11_init(const struct uniphier_board_data *bd); -int uniphier_ld20_init(const struct uniphier_board_data *bd); #if defined(CONFIG_MICRO_SUPPORT_CARD) void uniphier_sbc_init_admulti(void); @@ -85,17 +76,12 @@ int uniphier_pro4_dpll_init(const struct uniphier_board_data *bd); int uniphier_sld8_dpll_init(const struct uniphier_board_data *bd); int uniphier_pro5_dpll_init(const struct uniphier_board_data *bd); int uniphier_pxs2_dpll_init(const struct uniphier_board_data *bd); -int uniphier_ld11_dpll_init(const struct uniphier_board_data *bd); -int uniphier_ld20_dpll_init(const struct uniphier_board_data *bd); void uniphier_sld3_early_clk_init(void); -void uniphier_ld11_early_clk_init(void); void uniphier_sld3_dram_clk_init(void); void uniphier_pro5_dram_clk_init(void); void uniphier_pxs2_dram_clk_init(void); -void uniphier_ld11_dram_clk_init(void); -void uniphier_ld20_dram_clk_init(void); int uniphier_sld3_umc_init(const struct uniphier_board_data *bd); int uniphier_ld4_umc_init(const struct uniphier_board_data *bd); @@ -103,8 +89,6 @@ int uniphier_pro4_umc_init(const struct uniphier_board_data *bd); int uniphier_sld8_umc_init(const struct uniphier_board_data *bd); int uniphier_pro5_umc_init(const struct uniphier_board_data *bd); int uniphier_pxs2_umc_init(const struct uniphier_board_data *bd); -int uniphier_ld20_umc_init(const struct uniphier_board_data *bd); -int uniphier_ld11_umc_init(const struct uniphier_board_data *bd); void uniphier_sld3_pll_init(void); void uniphier_ld4_pll_init(void); @@ -125,8 +109,6 @@ unsigned int uniphier_boot_device_raw(void); int uniphier_have_internal_stm(void); int uniphier_boot_from_backend(void); int uniphier_pin_init(const char *pinconfig_name); -void uniphier_smp_kick_all_cpus(void); -void cci500_init(unsigned int nr_slaves); #undef pr_warn #define pr_warn(fmt, args...) printf(fmt, ##args) diff --git a/arch/arm/mach-uniphier/spl_board_init.c b/arch/arm/mach-uniphier/spl_board_init.c index 0079a083e83..6da5631bcac 100644 --- a/arch/arm/mach-uniphier/spl_board_init.c +++ b/arch/arm/mach-uniphier/spl_board_init.c @@ -97,26 +97,6 @@ static const struct uniphier_spl_initdata uniphier_spl_initdata[] = { .umc_init = uniphier_pxs2_umc_init, }, #endif -#if defined(CONFIG_ARCH_UNIPHIER_LD11) - { - .soc_id = UNIPHIER_LD11_ID, - .early_clk_init = uniphier_ld11_early_clk_init, - .dpll_init = uniphier_ld11_dpll_init, - .memconf_init = uniphier_memconf_2ch_init, - .dram_clk_init = uniphier_ld11_dram_clk_init, - .umc_init = uniphier_ld11_umc_init, - }, -#endif -#if defined(CONFIG_ARCH_UNIPHIER_LD20) - { - .soc_id = UNIPHIER_LD20_ID, - .early_clk_init = uniphier_ld11_early_clk_init, - .dpll_init = uniphier_ld20_dpll_init, - .memconf_init = uniphier_memconf_3ch_init, - .dram_clk_init = uniphier_ld20_dram_clk_init, - .umc_init = uniphier_ld20_umc_init, - }, -#endif }; UNIPHIER_DEFINE_SOCDATA_FUNC(uniphier_get_spl_initdata, uniphier_spl_initdata) @@ -141,10 +121,8 @@ void spl_board_init(void) if (initdata->bcu_init) initdata->bcu_init(bd); - initdata->early_clk_init(); - #ifdef CONFIG_SPL_SERIAL_SUPPORT preloader_console_init(); #endif @@ -168,8 +146,4 @@ void spl_board_init(void) pr_err("failed to init DRAM\n"); hang(); } - -#ifdef CONFIG_ARM64 - dcache_disable(); -#endif } |