]> git.ipfire.org Git - people/ms/u-boot.git/commitdiff
ARM: uniphier: add PH1-LD20 SoC support
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Thu, 21 Apr 2016 05:43:18 +0000 (14:43 +0900)
committerMasahiro Yamada <yamada.masahiro@socionext.com>
Sun, 24 Apr 2016 00:54:08 +0000 (09:54 +0900)
This is the first ARMv8 SoC from Socionext Inc.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
37 files changed:
arch/arm/mach-uniphier/Kconfig
arch/arm/mach-uniphier/Makefile
arch/arm/mach-uniphier/arm64/Makefile [new file with mode: 0644]
arch/arm/mach-uniphier/arm64/arm-cci500.c [new file with mode: 0644]
arch/arm/mach-uniphier/arm64/mem_map.c [new file with mode: 0644]
arch/arm/mach-uniphier/arm64/smp.S [new file with mode: 0644]
arch/arm/mach-uniphier/arm64/smp_kick_cpus.c [new file with mode: 0644]
arch/arm/mach-uniphier/arm64/timer.c [new file with mode: 0644]
arch/arm/mach-uniphier/board_common.c
arch/arm/mach-uniphier/board_early_init_f.c
arch/arm/mach-uniphier/boards.c
arch/arm/mach-uniphier/boot-mode/Makefile
arch/arm/mach-uniphier/boot-mode/boot-device.h
arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/boot-mode/boot-mode.c
arch/arm/mach-uniphier/boot-mode/cmd_pinmon.c
arch/arm/mach-uniphier/clk/Makefile
arch/arm/mach-uniphier/clk/clk-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/cpu_info.c
arch/arm/mach-uniphier/dram/Makefile
arch/arm/mach-uniphier/dram/ddrphy-ld20-regs.h [new file with mode: 0644]
arch/arm/mach-uniphier/dram/umc-ld20-regs.h [new file with mode: 0644]
arch/arm/mach-uniphier/dram/umc-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/early-clk/Makefile
arch/arm/mach-uniphier/early-clk/early-clk-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/init.h
arch/arm/mach-uniphier/init/Makefile
arch/arm/mach-uniphier/init/init-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/init/init.c
arch/arm/mach-uniphier/memconf/Makefile
arch/arm/mach-uniphier/memconf/memconf-pxs2.c
arch/arm/mach-uniphier/pinctrl/Makefile
arch/arm/mach-uniphier/pinctrl/pinctrl-ld20.c [new file with mode: 0644]
arch/arm/mach-uniphier/sbc/Makefile
arch/arm/mach-uniphier/sg-regs.h
configs/uniphier_ld20_defconfig [new file with mode: 0644]
include/configs/uniphier.h

index 4724af58a141b87fc765e981260e6b739c792861..87d1675ffc3718b1b0218f22762f13093f6abb05 100644 (file)
@@ -23,6 +23,11 @@ config ARCH_UNIPHIER_PRO5_PXS2_LD6B
        bool "UniPhier PH1-Pro5/ProXstream2/PH1-LD6b SoC"
        select CPU_V7
 
+config ARCH_UNIPHIER_LD20
+       bool "UniPhier PH1-LD20 SoC"
+       select ARM64
+       select SPL_SEPARATE_BSS
+
 endchoice
 
 config ARCH_UNIPHIER_LD4
index 35edca101500d2b68751a4a1f82f157c1bb2f62b..774ea9985a42bf26be3c74dd48ac870bdc93ac62 100644 (file)
@@ -31,3 +31,4 @@ obj-$(CONFIG_MICRO_SUPPORT_CARD) += micro-support-card.o
 obj-$(CONFIG_DEBUG_UART_UNIPHIER) += debug-uart/
 
 obj-$(CONFIG_CPU_V7) += arm32/
+obj-$(CONFIG_ARM64) += arm64/
diff --git a/arch/arm/mach-uniphier/arm64/Makefile b/arch/arm/mach-uniphier/arm64/Makefile
new file mode 100644 (file)
index 0000000..5ed030a
--- /dev/null
@@ -0,0 +1,10 @@
+#
+# SPDX-License-Identifier:     GPL-2.0+
+#
+
+ifdef CONFIG_SPL_BUILD
+obj-y += timer.o
+else
+obj-y += mem_map.o smp.o smp_kick_cpus.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20) += arm-cci500.o
+endif
diff --git a/arch/arm/mach-uniphier/arm64/arm-cci500.c b/arch/arm/mach-uniphier/arm64/arm-cci500.c
new file mode 100644 (file)
index 0000000..607f96a
--- /dev/null
@@ -0,0 +1,41 @@
+/*
+ * Initialization of ARM Corelink CCI-500 Cache Coherency Interconnect
+ *
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <mapmem.h>
+#include <linux/bitops.h>
+#include <linux/io.h>
+#include <linux/sizes.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 = map_sysmem(slave_base, SZ_4K);
+
+               tmp = readl(base);
+               tmp |= CCI500_SNOOP_CTRL_EN_DVM | CCI500_SNOOP_CTRL_EN_SNOOP;
+               writel(tmp, base);
+
+               unmap_sysmem(base);
+
+               slave_base += CCI500_SLAVE_OFFSET;
+       }
+}
diff --git a/arch/arm/mach-uniphier/arm64/mem_map.c b/arch/arm/mach-uniphier/arm64/mem_map.c
new file mode 100644 (file)
index 0000000..74ef919
--- /dev/null
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <linux/types.h>
+#include <asm/armv8/mmu.h>
+
+static struct mm_region uniphier_mem_map[] = {
+       {
+               .base = 0x00000000,
+               .size = 0x80000000,
+               .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
+                        PTE_BLOCK_NON_SHARE |
+                        PTE_BLOCK_PXN | PTE_BLOCK_UXN
+       },
+       {
+               .base = 0x80000000,
+               .size = 0xc0000000,
+               .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+                        PTE_BLOCK_INNER_SHARE
+       },
+       { /* sentinel */ }
+};
+
+struct mm_region *mem_map = uniphier_mem_map;
diff --git a/arch/arm/mach-uniphier/arm64/smp.S b/arch/arm/mach-uniphier/arm64/smp.S
new file mode 100644 (file)
index 0000000..9348ec9
--- /dev/null
@@ -0,0 +1,19 @@
+/*
+ * 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
new file mode 100644 (file)
index 0000000..64412e0
--- /dev/null
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <mapmem.h>
+#include <linux/io.h>
+#include <linux/sizes.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 = map_sysmem(UNIPHIER_SMPCTRL_ROM_RSV0, SZ_8);
+
+       writeq((u64)uniphier_secondary_startup, rom_boot_rsv0);
+       readq(rom_boot_rsv0);   /* relax */
+
+       unmap_sysmem(rom_boot_rsv0);
+
+       uniphier_smp_setup();
+
+       asm("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
new file mode 100644 (file)
index 0000000..4beab9d
--- /dev/null
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <mapmem.h>
+#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 = map_sysmem(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);
+
+       unmap_sysmem(base);
+
+       return 0;
+}
index 020ffcae1d5af52d03f845e6d9b4401718e28eab..330d690bab02f5bb300bc5aa413b8498860dd3a5 100644 (file)
@@ -8,9 +8,13 @@
 
 #include "micro-support-card.h"
 
+void uniphier_smp_kick_all_cpus(void);
+
 int board_init(void)
 {
        led_puts("Uboo");
-
+#ifdef CONFIG_ARM64
+       uniphier_smp_kick_all_cpus();
+#endif
        return 0;
 }
index 6f2adf1b1342d1c1b3dc3132188841fa35c186ca..2a7ae1b5297d7bc455314cabfdaf5381fb7f0a38 100644 (file)
@@ -61,6 +61,14 @@ int board_early_init_f(void)
                led_puts("U1");
                uniphier_pxs2_clk_init();
                break;
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+       case SOC_UNIPHIER_LD20:
+               uniphier_ld20_pin_init();
+               led_puts("U1");
+               uniphier_ld20_clk_init();
+               cci500_init(2);
+               break;
 #endif
        default:
                break;
index 0d2b94de1106faca786a4c519c31f968ea1ce5e4..f0547c336e067b9a7cbccba1a363f1dc8e022880 100644 (file)
@@ -165,6 +165,28 @@ static const struct uniphier_board_data uniphier_ld6b_data = {
 };
 #endif
 
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+static const struct uniphier_board_data uniphier_ld20_data = {
+       .dram_freq = 1866,
+       .dram_nr_ch = 3,
+       .dram_ch[0] = {
+               .base = 0x80000000,
+               .size = 0x40000000,
+               .width = 32,
+       },
+       .dram_ch[1] = {
+               .base = 0xc0000000,
+               .size = 0x40000000,
+               .width = 32,
+       },
+       .dram_ch[2] = {
+               .base = 0x100000000UL,
+               .size = 0x40000000,
+               .width = 32,
+       },
+};
+#endif
+
 struct uniphier_board_id {
        const char *compatible;
        const struct uniphier_board_data *param;
@@ -194,6 +216,9 @@ static const struct uniphier_board_id uniphier_boards[] = {
 #if defined(CONFIG_ARCH_UNIPHIER_LD6B)
        { "socionext,ph1-ld6b", &uniphier_ld6b_data, },
 #endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+       { "socionext,ph1-ld20", &uniphier_ld20_data, },
+#endif
 };
 
 const struct uniphier_board_data *uniphier_get_board_param(void)
index 278df64ad5b00278d9b62e3ab7d9aa1db6f2ec4e..6cd096ec5fbe722c45b9ad7db5adad0345833f50 100644 (file)
@@ -11,5 +11,6 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)      += boot-mode-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += boot-mode-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += boot-mode-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += boot-mode-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += boot-mode-ld20.o
 
 obj-$(CONFIG_CMD_PINMON) += cmd_pinmon.o
index 2e05a47f70725c829eed095a8b6589fea8097ac8..bd44d7341623ede759bc1d97ebf0e641a8948a79 100644 (file)
@@ -16,11 +16,13 @@ u32 uniphier_sld3_boot_device(void);
 u32 uniphier_ld4_boot_device(void);
 u32 uniphier_pro5_boot_device(void);
 u32 uniphier_pxs2_boot_device(void);
+u32 uniphier_ld20_boot_device(void);
 
 void uniphier_sld3_boot_mode_show(void);
 void uniphier_ld4_boot_mode_show(void);
 void uniphier_pro5_boot_mode_show(void);
 void uniphier_pxs2_boot_mode_show(void);
+void uniphier_ld20_boot_mode_show(void);
 
 u32 spl_boot_device_raw(void);
 
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c b/arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c
new file mode 100644 (file)
index 0000000..100275e
--- /dev/null
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <linux/io.h>
+
+#include "../sg-regs.h"
+#include "boot-device.h"
+
+static struct boot_device_info boot_device_table[] = {
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 256KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 512KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 256KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 512KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, ONFI,            Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, ONFI,            Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI             Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI             Addr 4)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI             Addr 5)"},
+       {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI             Addr 5)"},
+       {BOOT_DEVICE_MMC1, "eMMC (Legacy,         4bit, 1.8V, Training Off)"},
+       {BOOT_DEVICE_MMC1, "eMMC (Legacy,         4bit, 1.8V, Training On)"},
+       {BOOT_DEVICE_MMC1, "eMMC (Legacy,         8bit, 1.8V, Training Off)"},
+       {BOOT_DEVICE_MMC1, "eMMC (Legacy,         8bit, 1.8V, Training On)"},
+       {BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training Off)"},
+       {BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training On)"},
+       {BOOT_DEVICE_MMC1, "eMMC (Legacy,         4bit, 1.8V, Training Off)"},
+       {BOOT_DEVICE_NONE, "Reserved"},
+};
+
+static int get_boot_mode_sel(void)
+{
+       return (readl(SG_PINMON0) >> 1) & 0x1f;
+}
+
+u32 uniphier_ld20_boot_device(void)
+{
+       int boot_mode;
+
+       if (~readl(SG_PINMON0) & 0x00000780)
+               return BOOT_DEVICE_USB;
+
+       boot_mode = get_boot_mode_sel();
+
+       return boot_device_table[boot_mode].type;
+}
+
+void uniphier_ld20_boot_mode_show(void)
+{
+       int mode_sel, i;
+
+       mode_sel = get_boot_mode_sel();
+
+       puts("Boot Mode Pin:\n");
+
+       for (i = 0; i < ARRAY_SIZE(boot_device_table); i++)
+               printf(" %c %02x %s\n", i == mode_sel ? '*' : ' ', i,
+                      boot_device_table[i].info);
+}
index b08cd6c404476f75ed92b02f46a9e1453b2a780d..48e478c5d17026d8d50d4a1a8341644ce863b5e0 100644 (file)
@@ -38,6 +38,10 @@ u32 spl_boot_device_raw(void)
        case SOC_UNIPHIER_PXS2:
        case SOC_UNIPHIER_LD6B:
                return uniphier_pxs2_boot_device();
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+       case SOC_UNIPHIER_LD20:
+               return uniphier_ld20_boot_device();
 #endif
        default:
                return BOOT_DEVICE_NONE;
index bccab62442286d1a3b9758955438a9f49c45cfcd..fa97dc5856935354ec3c81ccb2bc7569497543d8 100644 (file)
@@ -38,6 +38,11 @@ static int do_pinmon(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        case SOC_UNIPHIER_LD6B:
                uniphier_pxs2_boot_mode_show();
                break;
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+       case SOC_UNIPHIER_LD20:
+               uniphier_ld20_boot_mode_show();
+               break;
 #endif
        default:
                break;
index 1d736a5c0fa28229fff8fd6fafd8fe053d889f88..93e9d91e47848ad5352397cb26be10eaeac94358 100644 (file)
@@ -9,3 +9,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)        += clk-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += clk-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += clk-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += clk-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += clk-ld20.o
diff --git a/arch/arm/mach-uniphier/clk/clk-ld20.c b/arch/arm/mach-uniphier/clk/clk-ld20.c
new file mode 100644 (file)
index 0000000..556a30a
--- /dev/null
@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <linux/io.h>
+
+#include "../init.h"
+#include "../sc64-regs.h"
+
+void uniphier_ld20_clk_init(void)
+{
+}
index aae8d1fabd8c33efbce4592b292ef9b07729e4c9..f9646c0205b896948a249d735356d751ee23cf47 100644 (file)
@@ -48,7 +48,7 @@ int print_cpuinfo(void)
                puts("PH1-LD11 ()");
                break;
        case 0x32:
-               puts("PH1-LD20 ()");
+               puts("PH1-LD20 (SC1401AJ1)");
                break;
        default:
                printf("Unknown Processor ID (0x%x)\n", revision);
index 615ba2cce9e17a454c61b6fadfc02de8df29bb35..41aa53b6b5ed206d5c908a39da2ffc7b2932049d 100644 (file)
@@ -12,6 +12,7 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)      += umc-sld8.o \
                                           ddrphy-training.o ddrphy-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += umc-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += umc-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += umc-ld20.o
 
 else
 
diff --git a/arch/arm/mach-uniphier/dram/ddrphy-ld20-regs.h b/arch/arm/mach-uniphier/dram/ddrphy-ld20-regs.h
new file mode 100644 (file)
index 0000000..b1b4cb0
--- /dev/null
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2016 Socionext Inc.
+ */
+
+#ifndef _DDRPHY_LD20_REGS_H
+#define _DDRPHY_LD20_REGS_H
+
+#define PHY_SCL_DATA_0                 0x00000104
+#define PHY_SCL_DATA_1                 0x00000108
+#define PHY_SCL_LATENCY                        0x0000010C
+#define PHY_SCL_START                  0x00000100
+#define PHY_SCL_CONFIG_1               0x00000118
+#define PHY_SCL_CONFIG_2               0x0000011C
+#define PHY_PAD_CTRL                   0x00000120
+#define PHY_DLL_RECALIB                        0x00000124
+#define PHY_DLL_ADRCTRL                        0x00000128
+#define PHY_LANE_SEL                   0x0000012C
+#define PHY_DLL_TRIM_1                 0x00000130
+#define PHY_DLL_TRIM_2                 0x00000134
+#define PHY_DLL_TRIM_3                 0x00000138
+#define PHY_SCL_MAIN_CLK_DELTA         0x00000140
+#define PHY_WRLVL_AUTOINC_TRIM         0x0000014C
+#define PHY_WRLVL_DYN_ODT              0x00000150
+#define PHY_WRLVL_ON_OFF               0x00000154
+#define PHY_UNQ_ANALOG_DLL_1           0x0000015C
+#define PHY_DLL_INCR_TRIM_1            0x00000164
+#define PHY_DLL_INCR_TRIM_3            0x00000168
+#define PHY_SCL_CONFIG_3               0x0000016C
+#define PHY_UNIQUIFY_TSMC_IO_1         0x00000170
+#define PHY_SCL_START_ADDR             0x00000188
+#define PHY_DSCL_CNT                   0x0000019C
+#define PHY_DLL_TRIM_CLK               0x000001A4
+#define PHY_DYNAMIC_BIT_LVL            0x000001AC
+#define PHY_SCL_WINDOW_TRIM            0x000001B4
+#define PHY_DISABLE_GATING_FOR_SCL     0x000001B8
+#define PHY_SCL_CONFIG_4               0x000001BC
+#define PHY_DYNAMIC_WRITE_BIT_LVL      0x000001C0
+#define PHY_VREF_TRAINING              0x000001C8
+#define PHY_SCL_GATE_TIMING            0x000001E0
+
+#endif /* _DDRPHY_LD20_REGS_H */
diff --git a/arch/arm/mach-uniphier/dram/umc-ld20-regs.h b/arch/arm/mach-uniphier/dram/umc-ld20-regs.h
new file mode 100644 (file)
index 0000000..46e513c
--- /dev/null
@@ -0,0 +1,73 @@
+/*
+ * 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_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_ACSCTLA            0x000000C0
+#define UMC_ACSSETA            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_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_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
+
+#endif /* UMC_LD20_REGS_H */
diff --git a/arch/arm/mach-uniphier/dram/umc-ld20.c b/arch/arm/mach-uniphier/dram/umc-ld20.c
new file mode 100644 (file)
index 0000000..4614dac
--- /dev/null
@@ -0,0 +1,306 @@
+/*
+ * Copyright (C) 2016 Socionext Inc.
+ *
+ * based on commit f7a4c9efe333fb1536efa86f9e96dc0ee109fedd of Diag
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <linux/bitops.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/sizes.h>
+#include <asm/processor.h>
+
+#include "../init.h"
+#include "ddrphy-ld20-regs.h"
+#include "umc-ld20-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,
+};
+
+/* umc */
+static u32 umc_initctla[DRAM_FREQ_NR] = {0x71016D11};
+static u32 umc_initctlb[DRAM_FREQ_NR] = {0x07E390AC};
+static u32 umc_initctlc[DRAM_FREQ_NR] = {0x00FF00FF};
+static u32 umc_drmmr0[DRAM_FREQ_NR] = {0x00000114};
+static u32 umc_drmmr2[DRAM_FREQ_NR] = {0x000002a0};
+
+static u32 umc_memconf0a[DRAM_FREQ_NR] = {0x00000801};
+static u32 umc_memconf0b[DRAM_FREQ_NR] = {0x00000130};
+static u32 umc_memconfch[DRAM_FREQ_NR] = {0x00033803};
+
+static u32 umc_cmdctla[DRAM_FREQ_NR] = {0x060D0D20};
+static u32 umc_cmdctlb[DRAM_FREQ_NR] = {0x2D211C08};
+static u32 umc_cmdctlc[DRAM_FREQ_NR] = {0x00150C04};
+static u32 umc_cmdctle[DRAM_FREQ_NR][DRAM_SZ_NR] = {
+       {0x0049071D, 0x0078071D},
+};
+
+static u32 umc_rdatactl_d0[DRAM_FREQ_NR] = {0x00000610};
+static u32 umc_rdatactl_d1[DRAM_FREQ_NR] = {0x00000610};
+static u32 umc_wdatactl_d0[DRAM_FREQ_NR] = {0x00000204};
+static u32 umc_wdatactl_d1[DRAM_FREQ_NR] = {0x00000204};
+static u32 umc_odtctl_d0[DRAM_FREQ_NR] = {0x02000002};
+static u32 umc_odtctl_d1[DRAM_FREQ_NR] = {0x02000002};
+static u32 umc_dataset[DRAM_FREQ_NR] = {0x04000000};
+
+static u32 umc_flowctla[DRAM_FREQ_NR] = {0x0081E01E};
+static u32 umc_directbusctrla[DRAM_CH_NR] = {
+       0x00000000, 0x00000001, 0x00000001
+};
+
+/* DDR PHY */
+static void ddrphy_init(void __iomem *phy_base, enum dram_freq freq)
+{
+       writel(0x00000001, phy_base + PHY_UNIQUIFY_TSMC_IO_1);
+       while ((readl(phy_base + PHY_UNIQUIFY_TSMC_IO_1) & BIT(1)))
+               cpu_relax();
+
+       writel(0x00000000, phy_base + PHY_DLL_INCR_TRIM_3);
+       writel(0x00000000, phy_base + PHY_DLL_INCR_TRIM_1);
+       writel(0x00000000, phy_base + PHY_LANE_SEL);
+       writel(0x00000005, phy_base + PHY_DLL_TRIM_1);
+       writel(0x0000000a, phy_base + PHY_DLL_TRIM_3);
+       writel(0x00000006, phy_base + PHY_LANE_SEL);
+       writel(0x00000005, phy_base + PHY_DLL_TRIM_1);
+       writel(0x0000000a, phy_base + PHY_DLL_TRIM_3);
+       writel(0x0000000c, phy_base + PHY_LANE_SEL);
+       writel(0x00000005, phy_base + PHY_DLL_TRIM_1);
+       writel(0x0000000a, phy_base + PHY_DLL_TRIM_3);
+       writel(0x00000012, phy_base + PHY_LANE_SEL);
+       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(0x50bb40b1, 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(0x000000a0, 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);
+       writel(0x00000000, phy_base + PHY_LANE_SEL);
+       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_training(void __iomem *phy_base)
+{
+       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) & BIT(28)))
+               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(0x00080000, phy_base + PHY_SCL_START_ADDR);
+       writel(0x11000000, phy_base + PHY_SCL_START);
+
+       while ((readl(phy_base + PHY_SCL_START) & BIT(28)))
+               cpu_relax();
+
+       writel(0x00000000, phy_base + PHY_SCL_START_ADDR);
+       writel(0x30500000, phy_base + PHY_SCL_START);
+
+       while ((readl(phy_base + PHY_SCL_START) & BIT(28)))
+               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) & BIT(28)))
+               cpu_relax();
+
+       writel(0x34000000, phy_base + PHY_SCL_START);
+
+       while ((readl(phy_base + PHY_SCL_START) & BIT(28)))
+               cpu_relax();
+
+       writel(0x00000003, phy_base + PHY_DISABLE_GATING_FOR_SCL);
+
+       return 0;
+}
+
+static int umc_dc_init(void __iomem *dc_base, enum dram_freq freq,
+                      unsigned long size, int ch)
+{
+       enum dram_size size_e;
+
+       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;
+       }
+
+       /* Wait for PHY Init Complete */
+       while (!(readl(dc_base + UMC_DFISTCTLC) & BIT(0)))
+               cpu_relax();
+
+       writel(0x00000001, dc_base + UMC_DFICSOVRRD);
+       writel(0x00000000, dc_base + UMC_DFITURNOFF);
+
+       writel(umc_initctla[freq], dc_base + UMC_INITCTLA);
+       writel(umc_initctlb[freq], dc_base + UMC_INITCTLB);
+       writel(umc_initctlc[freq], dc_base + UMC_INITCTLC);
+
+       writel(umc_drmmr0[freq], dc_base + UMC_DRMMR0);
+       writel(0x00000004, dc_base + UMC_DRMMR1);
+       writel(umc_drmmr2[freq], dc_base + UMC_DRMMR2);
+       writel(0x00000000, dc_base + UMC_DRMMR3);
+
+       writel(umc_memconf0a[freq], dc_base + UMC_MEMCONF0A);
+       writel(umc_memconf0b[freq], dc_base + UMC_MEMCONF0B);
+       writel(umc_memconfch[freq], dc_base + UMC_MEMCONFCH);
+       writel(0x00000008, dc_base + UMC_MEMMAPSET);
+
+       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][size_e], dc_base + UMC_CMDCTLE);
+
+       writel(umc_rdatactl_d0[freq], dc_base + UMC_RDATACTL_D0);
+       writel(umc_rdatactl_d1[freq], dc_base + UMC_RDATACTL_D1);
+
+       writel(umc_wdatactl_d0[freq], dc_base + UMC_WDATACTL_D0);
+       writel(umc_wdatactl_d1[freq], dc_base + UMC_WDATACTL_D1);
+       writel(umc_odtctl_d0[freq], dc_base + UMC_ODTCTL_D0);
+       writel(umc_odtctl_d1[freq], dc_base + UMC_ODTCTL_D1);
+       writel(umc_dataset[freq], dc_base + UMC_DATASET);
+
+       writel(0x00400020, dc_base + UMC_DCCGCTL);
+       writel(0x00000003, dc_base + UMC_ACSCTLA);
+       writel(0x00000103, dc_base + UMC_FLOWCTLG);
+       writel(0x00010200, dc_base + UMC_ACSSETA);
+
+       writel(umc_flowctla[freq], 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_freq 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, freq);
+
+       ret = umc_dc_init(dc_base, freq, size, ch);
+       if (ret)
+               return ret;
+
+       ret = ddrphy_training(phy_base);
+       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_freq freq;
+       int ch, ret;
+
+       switch (bd->dram_freq) {
+       case 1866:
+               freq = DRAM_FREQ_1866M;
+               break;
+       default:
+               pr_err("unsupported DRAM frequency %d MHz\n", bd->dram_freq);
+               return -EINVAL;
+       }
+
+       for (ch = 0; ch < bd->dram_nr_ch; ch++) {
+               unsigned long size = bd->dram_ch[ch].size;
+               unsigned int width = bd->dram_ch[ch].width;
+
+               ret = umc_ch_init(umc_ch_base, phy_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;
+               phy_ch_base += 0x00004000;
+       }
+
+       um_init(um_base);
+
+       return 0;
+}
index 59058cdb1ffb7f3848bfc6b962a9b7ed2d58ab3d..9242b416c5a4fd8d38da7b4c1e8b1239909e5232 100644 (file)
@@ -9,3 +9,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)        += early-clk-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += early-clk-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += early-clk-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += early-clk-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += early-clk-ld20.o
diff --git a/arch/arm/mach-uniphier/early-clk/early-clk-ld20.c b/arch/arm/mach-uniphier/early-clk/early-clk-ld20.c
new file mode 100644 (file)
index 0000000..37adb37
--- /dev/null
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <linux/io.h>
+
+#include "../init.h"
+#include "../sc64-regs.h"
+
+int uniphier_ld20_early_clk_init(const struct uniphier_board_data *bd)
+{
+       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);
+
+       return 0;
+}
index 3abf4aadc4d9fc8aca3caab96220b7521356fd77..f5b3fa836c83ed0d9460c7b27233b5023bb22d0c 100644 (file)
@@ -32,6 +32,7 @@ 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_ld20_init(const struct uniphier_board_data *bd);
 
 #if defined(CONFIG_MICRO_SUPPORT_CARD)
 int uniphier_sbc_init_admulti(const struct uniphier_board_data *bd);
@@ -86,6 +87,7 @@ int uniphier_ld4_enable_dpll_ssc(const struct uniphier_board_data *bd);
 int uniphier_ld4_early_clk_init(const struct uniphier_board_data *bd);
 int uniphier_pro5_early_clk_init(const struct uniphier_board_data *bd);
 int uniphier_pxs2_early_clk_init(const struct uniphier_board_data *bd);
+int uniphier_ld20_early_clk_init(const struct uniphier_board_data *bd);
 
 int uniphier_sld3_early_pin_init(const struct uniphier_board_data *bd);
 
@@ -93,6 +95,7 @@ int uniphier_ld4_umc_init(const struct uniphier_board_data *bd);
 int uniphier_pro4_umc_init(const struct uniphier_board_data *bd);
 int uniphier_sld8_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);
 
 void uniphier_sld3_pin_init(void);
 void uniphier_ld4_pin_init(void);
@@ -101,11 +104,15 @@ void uniphier_sld8_pin_init(void);
 void uniphier_pro5_pin_init(void);
 void uniphier_pxs2_pin_init(void);
 void uniphier_ld6b_pin_init(void);
+void uniphier_ld20_pin_init(void);
 
 void uniphier_ld4_clk_init(void);
 void uniphier_pro4_clk_init(void);
 void uniphier_pro5_clk_init(void);
 void uniphier_pxs2_clk_init(void);
+void uniphier_ld20_clk_init(void);
+
+void cci500_init(int nr_slaves);
 
 #define pr_err(fmt, args...)   printf(fmt, ##args)
 
index 34b15e342722794fbc4e8d823838f9b507ed575e..b58e6c885a3a3eec4dca6c2f7c700c0336f3d76c 100644 (file)
@@ -11,3 +11,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)      += init-sld8.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += init-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += init-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += init-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += init-ld20.o
diff --git a/arch/arm/mach-uniphier/init/init-ld20.c b/arch/arm/mach-uniphier/init/init-ld20.c
new file mode 100644 (file)
index 0000000..0ad264c
--- /dev/null
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+
+#include "../init.h"
+#include "../micro-support-card.h"
+
+int uniphier_ld20_init(const struct uniphier_board_data *bd)
+{
+       uniphier_sbc_init_savepin(bd);
+
+       support_card_reset();
+
+       support_card_init();
+
+       led_puts("L0");
+
+       memconf_init(bd);
+       uniphier_pxs2_memconf_init(bd);
+
+       led_puts("L1");
+
+       uniphier_ld20_early_clk_init(bd);
+
+       led_puts("L2");
+
+       led_puts("L3");
+
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
+       preloader_console_init();
+#endif
+
+       led_puts("L4");
+
+       {
+               int res;
+
+               res = uniphier_ld20_umc_init(bd);
+               if (res < 0) {
+                       while (1)
+                               ;
+               }
+       }
+
+       led_puts("L5");
+
+       return 0;
+}
index c56c44c070c046bdca2192fa4fd1f7c7daa1869a..15a53ce0689555a8460b1634238d91e8d82c8597 100644 (file)
@@ -54,6 +54,11 @@ void spl_board_init(void)
        case SOC_UNIPHIER_LD6B:
                uniphier_pxs2_init(param);
                break;
+#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+       case SOC_UNIPHIER_LD20:
+               uniphier_ld20_init(param);
+               break;
 #endif
        default:
                break;
index 78bb677dd48840ad17f0386aafb860a92f10e22e..6ed14199de5426918318577a26d9034660e430a4 100644 (file)
@@ -6,3 +6,4 @@ obj-y                                   += memconf.o
 obj-$(CONFIG_ARCH_UNIPHIER_SLD3)       += memconf-sld3.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += memconf-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += memconf-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += memconf-pxs2.o
index bf14d0d283fa58f7f4dbb9db14619c8417f7de3d..e98eb48e04e5cc2d4ecbf855c2adff74da6570ae 100644 (file)
@@ -49,6 +49,9 @@ int uniphier_pxs2_memconf_init(const struct uniphier_board_data *bd)
        case SZ_512M:
                tmp |= SG_MEMCONF_CH2_SZ_512M;
                break;
+       case SZ_1G:
+               tmp |= SG_MEMCONF_CH2_SZ_1G;
+               break;
        default:
                pr_err("error: unsupported DRAM Ch2 size\n");
                return -EINVAL;
index 5504c24c3d4996327212456f99a068f32c7f44fb..b579cb06e74e044d1a1325e732f78b9e4cd4f8e5 100644 (file)
@@ -9,3 +9,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)        += pinctrl-sld8.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += pinctrl-pro5.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += pinctrl-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += pinctrl-ld6b.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += pinctrl-ld20.o
diff --git a/arch/arm/mach-uniphier/pinctrl/pinctrl-ld20.c b/arch/arm/mach-uniphier/pinctrl/pinctrl-ld20.c
new file mode 100644 (file)
index 0000000..6066b16
--- /dev/null
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <linux/io.h>
+
+#include "../init.h"
+#include "../sg-regs.h"
+
+void uniphier_ld20_pin_init(void)
+{
+       /* Comment format:    PAD Name -> Function Name */
+
+#ifdef CONFIG_NAND_DENALI
+       sg_set_pinsel(3, 0, 8, 4);      /* XNFWP   -> XNFWP */
+       sg_set_pinsel(4, 0, 8, 4);      /* XNFCE0  -> XNFCE0 */
+       sg_set_pinsel(5, 0, 8, 4);      /* NFRYBY0 -> NFRYBY0 */
+       sg_set_pinsel(6, 0, 8, 4);      /* XNFRE   -> XNFRE */
+       sg_set_pinsel(7, 0, 8, 4);      /* XNFWE   -> XNFWE */
+       sg_set_pinsel(8, 0, 8, 4);      /* NFALE   -> NFALE */
+       sg_set_pinsel(9, 0, 8, 4);      /* NFCLE   -> NFCLE */
+       sg_set_pinsel(10, 0, 8, 4);     /* NFD0    -> NFD0 */
+       sg_set_pinsel(11, 0, 8, 4);     /* NFD1    -> NFD1 */
+       sg_set_pinsel(12, 0, 8, 4);     /* NFD2    -> NFD2 */
+       sg_set_pinsel(13, 0, 8, 4);     /* NFD3    -> NFD3 */
+       sg_set_pinsel(14, 0, 8, 4);     /* NFD4    -> NFD4 */
+       sg_set_pinsel(15, 0, 8, 4);     /* NFD5    -> NFD5 */
+       sg_set_pinsel(16, 0, 8, 4);     /* NFD6    -> NFD6 */
+       sg_set_pinsel(17, 0, 8, 4);     /* NFD7    -> NFD7 */
+       sg_set_iectrl_range(3, 17);
+#endif
+
+#ifdef CONFIG_USB_XHCI_UNIPHIER
+       sg_set_pinsel(46, 0, 8, 4);     /* USB0VBUS -> USB0VBUS */
+       sg_set_pinsel(47, 0, 8, 4);     /* USB0OD   -> USB0OD */
+       sg_set_pinsel(48, 0, 8, 4);     /* USB1VBUS -> USB1VBUS */
+       sg_set_pinsel(49, 0, 8, 4);     /* USB1OD   -> USB1OD */
+       sg_set_pinsel(50, 0, 8, 4);     /* USB2VBUS -> USB2VBUS */
+       sg_set_pinsel(51, 0, 8, 4);     /* USB2OD   -> USB2OD */
+       sg_set_pinsel(52, 0, 8, 4);     /* USB3VBUS -> USB3VBUS */
+       sg_set_pinsel(53, 0, 8, 4);     /* USB3OD   -> USB3OD */
+       sg_set_iectrl_range(46, 53);
+#endif
+}
index e515af9439ec908c0966ef2f1d67f173c2555c9b..3c1e92a54d61290d20d146f2ee38f476d4a33a8b 100644 (file)
@@ -9,3 +9,4 @@ obj-$(CONFIG_ARCH_UNIPHIER_SLD8)        += sbc-savepin.o sbc-ld4.o
 obj-$(CONFIG_ARCH_UNIPHIER_PRO5)       += sbc-savepin.o
 obj-$(CONFIG_ARCH_UNIPHIER_PXS2)       += sbc-savepin.o sbc-pxs2.o
 obj-$(CONFIG_ARCH_UNIPHIER_LD6B)       += sbc-savepin.o sbc-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20)       += sbc-savepin.o
index 4044245ee1854dcd390542f777cd1636d8b03178..1d71ce87ae88bd43355961626c6f0d7381b7fed0 100644 (file)
 #define SG_MEMCONF_CH2_SZ_128M         ((0x0 << 26) | (0x02 << 16))
 #define SG_MEMCONF_CH2_SZ_256M         ((0x0 << 26) | (0x03 << 16))
 #define SG_MEMCONF_CH2_SZ_512M         ((0x1 << 26) | (0x00 << 16))
+#define SG_MEMCONF_CH2_SZ_1G           ((0x1 << 26) | (0x01 << 16))
 #define SG_MEMCONF_CH2_NUM_MASK                (0x1 << 24)
 #define SG_MEMCONF_CH2_NUM_1           (0x1 << 24)
 #define SG_MEMCONF_CH2_NUM_2           (0x0 << 24)
-/* PH1-LD6b, ProXstream2 only */
+/* PH1-LD6b, ProXstream2, PH1-LD20 only */
 #define SG_MEMCONF_CH2_DISABLE         (0x1 << 21)
 
 #define SG_MEMCONF_SPARSEMEM           (0x1 << 4)
diff --git a/configs/uniphier_ld20_defconfig b/configs/uniphier_ld20_defconfig
new file mode 100644 (file)
index 0000000..3a5bf02
--- /dev/null
@@ -0,0 +1,28 @@
+CONFIG_ARM=y
+CONFIG_ARCH_UNIPHIER=y
+CONFIG_SYS_MALLOC_F_LEN=0x2000
+CONFIG_ARCH_UNIPHIER_LD20=y
+CONFIG_MICRO_SUPPORT_CARD=y
+CONFIG_SYS_TEXT_BASE=0x84000000
+CONFIG_DEFAULT_DEVICE_TREE="uniphier-ph1-ld20-ref"
+CONFIG_HUSH_PARSER=y
+# CONFIG_CMD_XIMG is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+CONFIG_CMD_I2C=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_FPGA is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_TFTPPUT=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_TIME=y
+# CONFIG_CMD_MISC is not set
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_OF_TRANSLATE=y
+CONFIG_GPIO_UNIPHIER=y
+CONFIG_MMC_UNIPHIER=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_UNIPHIER_SERIAL=y
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_STORAGE=y
index c6fc90fe9171dcf47ca73003901eaebc376528a0..fb405a9fe4ae4c5d7c84dfc012c7794ae0ca5fc4 100644 (file)
@@ -71,8 +71,7 @@
 /* serial console configuration */
 #define CONFIG_BAUDRATE                        115200
 
-
-#if !defined(CONFIG_SPL_BUILD)
+#if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_ARM64)
 #define CONFIG_USE_ARCH_MEMSET
 #define CONFIG_USE_ARCH_MEMCPY
 #endif
 #define CONFIG_SYS_MMC_ENV_DEV         0
 #define CONFIG_SYS_MMC_ENV_PART                1
 
+#ifdef CONFIG_ARM64
+#define CONFIG_ARMV8_MULTIENTRY
+#define CPU_RELEASE_ADDR                       0x80000100
+#define COUNTER_FREQUENCY                      50000000
+#define CONFIG_GICV3
+#define GICD_BASE                              0x5fe00000
+#define GICR_BASE                              0x5fe80000
+#else
 /* Time clock 1MHz */
 #define CONFIG_SYS_TIMER_RATE                  1000000
+#endif
+
 
 #define CONFIG_SYS_MAX_NAND_DEVICE                     1
 #define CONFIG_SYS_NAND_MAX_CHIPS                      2
                "bootm $fit_addr_r\0" \
        "__nfsboot=run tftpboot\0"
 #else
+#ifdef CONFIG_ARM64
+#define CONFIG_CMD_BOOTI
+#define CONFIG_BOOTFILE                        "Image"
+#define LINUXBOOT_CMD                  "booti"
+#define KERNEL_ADDR_R                  "kernel_addr_r=0x80080000\0"
+#define KERNEL_SIZE                    "kernel_size=0x00c00000\0"
+#define RAMDISK_ADDR                   "ramdisk_addr=0x00e00000\0"
+#else
 #define CONFIG_CMD_BOOTZ
 #define CONFIG_BOOTFILE                        "zImage"
+#define LINUXBOOT_CMD                  "bootz"
+#define KERNEL_ADDR_R                  "kernel_addr_r=0x80208000\0"
+#define KERNEL_SIZE                    "kernel_size=0x00800000\0"
+#define RAMDISK_ADDR                   "ramdisk_addr=0x00a00000\0"
+#endif
 #define LINUXBOOT_ENV_SETTINGS \
        "fdt_addr=0x00100000\0" \
        "fdt_addr_r=0x84100000\0" \
        "fdt_size=0x00008000\0" \
        "kernel_addr=0x00200000\0" \
-       "kernel_addr_r=0x80208000\0" \
-       "kernel_size=0x00800000\0" \
-       "ramdisk_addr=0x00a00000\0" \
+       KERNEL_ADDR_R \
+       KERNEL_SIZE \
+       RAMDISK_ADDR \
        "ramdisk_addr_r=0x84a00000\0" \
        "ramdisk_size=0x00600000\0" \
        "ramdisk_file=rootfs.cpio.uboot\0" \
        "boot_common=setexpr bootm_low $kernel_addr_r '&' fe000000 &&" \
-               "bootz $kernel_addr_r $ramdisk_addr_r $fdt_addr_r\0" \
+               LINUXBOOT_CMD " $kernel_addr_r $ramdisk_addr_r $fdt_addr_r\0" \
        "norboot=setexpr kernel_addr $nor_base + $kernel_addr &&" \
                "cp.b $kernel_addr $kernel_addr_r $kernel_size &&" \
                "setexpr ramdisk_addr_r $nor_base + $ramdisk_addr &&" \
 #define CONFIG_SYS_SDRAM_BASE          0x80000000
 #define CONFIG_NR_DRAM_BANKS           2
 
-#if defined(CONFIG_ARCH_UNIPHIER_SLD3) || defined(CONFIG_ARCH_UNIPHIER_LD4) || \
+#if defined(CONFIG_ARM64)
+#define CONFIG_SPL_TEXT_BASE           0x30000000
+#elif defined(CONFIG_ARCH_UNIPHIER_SLD3) || \
+       defined(CONFIG_ARCH_UNIPHIER_LD4) || \
        defined(CONFIG_ARCH_UNIPHIER_SLD8)
 #define CONFIG_SPL_TEXT_BASE           0x00040000
 #else
 #define CONFIG_SPL_TEXT_BASE           0x00100000
 #endif
 
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+#define CONFIG_SPL_STACK               (0x3001c000)
+#else
 #define CONFIG_SPL_STACK               (0x00100000)
+#endif
 #define CONFIG_SYS_INIT_SP_ADDR                (CONFIG_SYS_TEXT_BASE)
 
 #define CONFIG_PANIC_HANG
 #define CONFIG_SPL_FRAMEWORK
 #define CONFIG_SPL_SERIAL_SUPPORT
 #define CONFIG_SPL_NOR_SUPPORT
+#ifndef CONFIG_ARM64
 #define CONFIG_SPL_NAND_SUPPORT
 #define CONFIG_SPL_MMC_SUPPORT
+#endif
 
 #define CONFIG_SPL_LIBCOMMON_SUPPORT   /* for mem_malloc_init */
 #define CONFIG_SPL_LIBGENERIC_SUPPORT
 #define CONFIG_SPL_TARGET                      "u-boot-with-spl.bin"
 #define CONFIG_SPL_MAX_FOOTPRINT               0x10000
 #define CONFIG_SPL_MAX_SIZE                    0x10000
+#define CONFIG_SPL_BSS_START_ADDR              0x30016000
+#define CONFIG_SPL_BSS_MAX_SIZE                        0x2000
 
 #endif /* __CONFIG_UNIPHIER_COMMON_H__ */