From: Masahiro Yamada Date: Mon, 21 Sep 2015 15:27:41 +0000 (+0900) Subject: ARM: uniphier: add ProXstream2 and PH1-LD6b support X-Git-Url: http://git.dujemihanovic.xyz/img/sics.gif?a=commitdiff_plain;h=019df879a93e2;p=u-boot.git ARM: uniphier: add ProXstream2 and PH1-LD6b support The DDR SDRAM initialization code has not been mainlined yet, but U-Boot proper should work. Signed-off-by: Masahiro Yamada --- diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 0a7d18431d..5f10243fe6 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -47,7 +47,9 @@ dtb-$(CONFIG_ARCH_UNIPHIER) += \ uniphier-ph1-pro4-ref.dtb \ uniphier-ph1-pro5-4kbox.dtb \ uniphier-ph1-sld3-ref.dtb \ - uniphier-ph1-sld8-ref.dtb + uniphier-ph1-sld8-ref.dtb \ + uniphier-proxstream2-gentil.dtb \ + uniphier-proxstream2-vodka.dtb dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb \ zynq-zc706.dtb \ zynq-zed.dtb \ diff --git a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts index ca68930527..bd86f09326 100644 --- a/arch/arm/dts/uniphier-ph1-ld6b-ref.dts +++ b/arch/arm/dts/uniphier-ph1-ld6b-ref.dts @@ -3,6 +3,7 @@ * * Copyright (C) 2015 Masahiro Yamada * + * SPDX-License-Identifier: GPL-2.0+ */ /dts-v1/; diff --git a/arch/arm/dts/uniphier-proxstream2-gentil.dts b/arch/arm/dts/uniphier-proxstream2-gentil.dts new file mode 100644 index 0000000000..81d2385bf9 --- /dev/null +++ b/arch/arm/dts/uniphier-proxstream2-gentil.dts @@ -0,0 +1,62 @@ +/* + * Device Tree Source for UniPhier ProXstream2 Gentil Board + * + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/dts-v1/; +/include/ "uniphier-proxstream2.dtsi" + +/ { + model = "UniPhier ProXstream2 Gentil Board"; + compatible = "socionext,proxstream2-gentil", "socionext,proxstream2"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x80000000>; + }; + + chosen { + bootargs = "console=ttyS2,115200"; + stdout-path = &serial2; + }; + + aliases { + serial0 = &serial0; + serial1 = &serial1; + serial2 = &serial2; + i2c0 = &i2c0; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + }; +}; + +&serial2 { + status = "okay"; +}; + +&i2c0 { + status = "okay"; +}; + +/* for U-boot only */ +/ { + soc { + u-boot,dm-pre-reloc; + }; +}; + +&serial2 { + u-boot,dm-pre-reloc; +}; + +&pinctrl { + u-boot,dm-pre-reloc; +}; + +&pinctrl_uart2 { + u-boot,dm-pre-reloc; +}; diff --git a/arch/arm/dts/uniphier-proxstream2-vodka.dts b/arch/arm/dts/uniphier-proxstream2-vodka.dts new file mode 100644 index 0000000000..fba7b742ca --- /dev/null +++ b/arch/arm/dts/uniphier-proxstream2-vodka.dts @@ -0,0 +1,62 @@ +/* + * Device Tree Source for UniPhier ProXstream2 Vodka Board + * + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/dts-v1/; +/include/ "uniphier-proxstream2.dtsi" + +/ { + model = "UniPhier ProXstream2 Vodka Board"; + compatible = "socionext,proxstream2-vodka", "socionext,proxstream2"; + + memory { + device_type = "memory"; + reg = <0x80000000 0x80000000>; + }; + + chosen { + bootargs = "console=ttyS2,115200"; + stdout-path = &serial2; + }; + + aliases { + serial0 = &serial0; + serial1 = &serial1; + serial2 = &serial2; + i2c0 = &i2c0; + i2c4 = &i2c4; + i2c5 = &i2c5; + i2c6 = &i2c6; + }; +}; + +&serial2 { + status = "okay"; +}; + +&i2c0 { + status = "okay"; +}; + +/* for U-boot only */ +/ { + soc { + u-boot,dm-pre-reloc; + }; +}; + +&serial2 { + u-boot,dm-pre-reloc; +}; + +&pinctrl { + u-boot,dm-pre-reloc; +}; + +&pinctrl_uart2 { + u-boot,dm-pre-reloc; +}; diff --git a/arch/arm/mach-uniphier/Kconfig b/arch/arm/mach-uniphier/Kconfig index 7a62957de3..22ab798b96 100644 --- a/arch/arm/mach-uniphier/Kconfig +++ b/arch/arm/mach-uniphier/Kconfig @@ -42,6 +42,24 @@ config ARCH_UNIPHIER_PH1_PRO5 help This enables support for UniPhier PH1-Pro5 SoC. +config ARCH_UNIPHIER_PROXSTREAM2 + bool "UniPhier ProXstream2 SoC" + select UNIPHIER_SMP + depends on !ARCH_UNIPHIER_PH1_SLD3 && \ + !ARCH_UNIPHIER_PH1_LD4 && \ + !ARCH_UNIPHIER_PH1_SLD8 + help + This enables support for UniPhier ProXstream2 SoC. + +config ARCH_UNIPHIER_PH1_LD6B + bool "UniPhier PH1-LD6b SoC" + select UNIPHIER_SMP + depends on !ARCH_UNIPHIER_PH1_SLD3 && \ + !ARCH_UNIPHIER_PH1_LD4 && \ + !ARCH_UNIPHIER_PH1_SLD8 + help + This enables support for UniPhier PH1-LD6b SoC. + config MICRO_SUPPORT_CARD bool "Use Micro Support Card" help diff --git a/arch/arm/mach-uniphier/board_early_init_f.c b/arch/arm/mach-uniphier/board_early_init_f.c index fb4927222c..5e0d246ce4 100644 --- a/arch/arm/mach-uniphier/board_early_init_f.c +++ b/arch/arm/mach-uniphier/board_early_init_f.c @@ -47,6 +47,20 @@ int board_early_init_f(void) led_puts("U1"); ph1_pro5_clk_init(); break; +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) + case SOC_UNIPHIER_PROXSTREAM2: + proxstream2_pin_init(); + led_puts("U1"); + proxstream2_clk_init(); + break; +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) + case SOC_UNIPHIER_PH1_LD6B: + ph1_ld6b_pin_init(); + led_puts("U1"); + proxstream2_clk_init(); + break; #endif default: break; diff --git a/arch/arm/mach-uniphier/boards.c b/arch/arm/mach-uniphier/boards.c index fba8859712..812c58ff96 100644 --- a/arch/arm/mach-uniphier/boards.c +++ b/arch/arm/mach-uniphier/boards.c @@ -71,6 +71,22 @@ static const struct uniphier_board_data ph1_pro5_data = { }; #endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \ + defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) +static const struct uniphier_board_data proxstream2_data = { + .dram_ch0_base = 0x80000000, + .dram_ch0_size = 0x40000000, + .dram_ch0_width = 32, + .dram_ch1_base = 0xc0000000, + .dram_ch1_size = 0x20000000, + .dram_ch1_width = 32, + .dram_ch2_base = 0xe0000000, + .dram_ch2_size = 0x20000000, + .dram_ch2_width = 16, + .dram_freq = 1866, +}; +#endif + struct uniphier_board_id { const char *compatible; const struct uniphier_board_data *param; @@ -92,6 +108,12 @@ static const struct uniphier_board_id uniphier_boards[] = { #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5) { "socionext,ph1-pro5", &ph1_pro5_data, }, #endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) + { "socionext,proxstream2", &proxstream2_data, }, +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) + { "socionext,ph1-ld6b", &proxstream2_data, }, +#endif }; const struct uniphier_board_data *uniphier_get_board_param(const void *fdt) diff --git a/arch/arm/mach-uniphier/boot-mode/Makefile b/arch/arm/mach-uniphier/boot-mode/Makefile index 1d2f8b3946..30c8874905 100644 --- a/arch/arm/mach-uniphier/boot-mode/Makefile +++ b/arch/arm/mach-uniphier/boot-mode/Makefile @@ -5,3 +5,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += boot-mode-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += boot-mode-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += boot-mode-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += boot-mode-ph1-pro5.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += boot-mode-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += boot-mode-proxstream2.o diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c b/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c new file mode 100644 index 0000000000..10a47c6fcc --- /dev/null +++ b/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include + +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 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 8, 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 1, ECC 8, EraseSize 128KB, Addr 4)"}, + {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"}, + {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, 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 8, ECC 16, ONFI, Addr 4)"}, + {BOOT_DEVICE_MMC1, "eMMC Boot (1.8V)"}, + {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI, Addr 5)"}, + {BOOT_DEVICE_NAND, "NAND (Mirror 1, 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_SPI, "SPI 3Byte CS0"}, + {BOOT_DEVICE_SPI, "SPI 4Byte CS0"}, + {BOOT_DEVICE_SPI, "SPI 3Byte CS1"}, + {BOOT_DEVICE_SPI, "SPI 4Byte CS1"}, + {BOOT_DEVICE_SPI, "SPI 4Byte CS0"}, + {BOOT_DEVICE_SPI, "SPI 3Byte CS0"}, + {BOOT_DEVICE_NONE, "Reserved"}, +}; + +int get_boot_mode_sel(void) +{ + return (readl(SG_PINMON0) >> 1) & 0x1f; +} + +u32 proxstream2_boot_device(void) +{ + int boot_mode; + + boot_mode = get_boot_mode_sel(); + + return boot_device_table[boot_mode].type; +} + +void proxstream2_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); +} diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode.c b/arch/arm/mach-uniphier/boot-mode/boot-mode.c index 60329eb10a..c6cafa7919 100644 --- a/arch/arm/mach-uniphier/boot-mode/boot-mode.c +++ b/arch/arm/mach-uniphier/boot-mode/boot-mode.c @@ -32,6 +32,12 @@ u32 spl_boot_device(void) #if defined(CONFIG_ARCH_UNIPHIER_PH1_PRO5) case SOC_UNIPHIER_PH1_PRO5: return ph1_pro5_boot_device(); +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \ + defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) + case SOC_UNIPHIER_PROXSTREAM2: + case SOC_UNIPHIER_PH1_LD6B: + return proxstream2_boot_device(); #endif default: return BOOT_DEVICE_NONE; diff --git a/arch/arm/mach-uniphier/clk/Makefile b/arch/arm/mach-uniphier/clk/Makefile index 873c4f7207..4f397b986b 100644 --- a/arch/arm/mach-uniphier/clk/Makefile +++ b/arch/arm/mach-uniphier/clk/Makefile @@ -3,3 +3,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += clk-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += clk-ph1-pro4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += clk-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += clk-ph1-pro5.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += clk-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += clk-proxstream2.o diff --git a/arch/arm/mach-uniphier/clk/clk-proxstream2.c b/arch/arm/mach-uniphier/clk/clk-proxstream2.c new file mode 100644 index 0000000000..b494021ecf --- /dev/null +++ b/arch/arm/mach-uniphier/clk/clk-proxstream2.c @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +void proxstream2_clk_init(void) +{ + u32 tmp; + + /* deassert reset */ + tmp = readl(SC_RSTCTRL); +#ifdef CONFIG_USB_XHCI_UNIPHIER + tmp |= SC_RSTCTRL_NRST_USB3B0 | SC_RSTCTRL_NRST_GIO; +#endif +#ifdef CONFIG_UNIPHIER_ETH + tmp |= SC_RSTCTRL_NRST_ETHER; +#endif +#ifdef CONFIG_NAND_DENALI + tmp |= SC_RSTCTRL_NRST_NAND; +#endif + writel(tmp, SC_RSTCTRL); + readl(SC_RSTCTRL); /* dummy read */ + +#ifdef CONFIG_USB_XHCI_UNIPHIER + tmp = readl(SC_RSTCTRL2); + tmp |= SC_RSTCTRL2_NRST_USB3B1; + writel(tmp, SC_RSTCTRL2); + readl(SC_RSTCTRL2); /* dummy read */ +#endif + + /* privide clocks */ + tmp = readl(SC_CLKCTRL); +#ifdef CONFIG_USB_XHCI_UNIPHIER + tmp |= SC_CLKCTRL_CEN_USB31 | SC_CLKCTRL_CEN_USB30 | + SC_CLKCTRL_CEN_GIO; +#endif +#ifdef CONFIG_UNIPHIER_ETH + tmp |= SC_CLKCTRL_CEN_ETHER; +#endif +#ifdef CONFIG_NAND_DENALI + tmp |= SC_CLKCTRL_CEN_NAND; +#endif + writel(tmp, SC_CLKCTRL); + readl(SC_CLKCTRL); /* dummy read */ +} diff --git a/arch/arm/mach-uniphier/cmd_pinmon.c b/arch/arm/mach-uniphier/cmd_pinmon.c index 58c53bf193..b15ee9dd60 100644 --- a/arch/arm/mach-uniphier/cmd_pinmon.c +++ b/arch/arm/mach-uniphier/cmd_pinmon.c @@ -32,6 +32,13 @@ static int do_pinmon(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) case SOC_UNIPHIER_PH1_PRO5: ph1_pro5_boot_mode_show(); break; +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \ + defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) + case SOC_UNIPHIER_PROXSTREAM2: + case SOC_UNIPHIER_PH1_LD6B: + proxstream2_boot_mode_show(); + break; #endif default: break; diff --git a/arch/arm/mach-uniphier/debug_ll.S b/arch/arm/mach-uniphier/debug_ll.S index 056f77ed55..d8c9fe43e3 100644 --- a/arch/arm/mach-uniphier/debug_ll.S +++ b/arch/arm/mach-uniphier/debug_ll.S @@ -125,6 +125,55 @@ ph1_sld8_end: b init_uart ph1_pro5_end: #endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) +#define PROXSTREAM2_UART_CLK 88900000 + cmp r1, #0x2E + bne proxstream2_end + + ldr r0, =SG_IECTRL + ldr r1, [r0] + orr r1, r1, #1 + str r1, [r0] + + sg_set_pinsel 217, 8, 8, 4, r0, r1 @ TXD0 -> TXD0 + sg_set_pinsel 115, 8, 8, 4, r0, r1 @ TXD1 -> TXD1 + sg_set_pinsel 113, 8, 8, 4, r0, r1 @ TXD2 -> TXD2 + sg_set_pinsel 219, 8, 8, 4, r0, r1 @ TXD3 -> TXD3 + + ldr r0, =SC_CLKCTRL + ldr r1, [r0] + orr r1, r1, #SC_CLKCTRL_CEN_PERI + str r1, [r0] + + ldr r3, =DIV_ROUND(PROXSTREAM2_UART_CLK, 16 * BAUDRATE) + + b init_uart +proxstream2_end: +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) +#define PH1_LD6B_UART_CLK 88900000 + cmp r1, #0x2F + bne ph1_ld6b_end + + ldr r0, =SG_IECTRL + ldr r1, [r0] + orr r1, r1, #1 + str r1, [r0] + + sg_set_pinsel 135, 3, 8, 4, r0, r1 @ PORT10 -> TXD0 + sg_set_pinsel 115, 0, 8, 4, r0, r1 @ TXD1 -> TXD1 + sg_set_pinsel 113, 2, 8, 4, r0, r1 @ SBO0 -> TXD2 + + ldr r0, =SC_CLKCTRL + ldr r1, [r0] + orr r1, r1, #SC_CLKCTRL_CEN_PERI + str r1, [r0] + + ldr r3, =DIV_ROUND(PH1_LD6B_UART_CLK, 16 * BAUDRATE) + + b init_uart +ph1_ld6b_end: +#endif init_uart: addruart r0, r1, r2 diff --git a/arch/arm/mach-uniphier/early-clk/Makefile b/arch/arm/mach-uniphier/early-clk/Makefile index 939795c26d..393ea96f90 100644 --- a/arch/arm/mach-uniphier/early-clk/Makefile +++ b/arch/arm/mach-uniphier/early-clk/Makefile @@ -3,3 +3,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += early-clk-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += early-clk-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += early-clk-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += early-clk-ph1-pro5.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += early-clk-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += early-clk-proxstream2.o diff --git a/arch/arm/mach-uniphier/early-clk/early-clk-proxstream2.c b/arch/arm/mach-uniphier/early-clk/early-clk-proxstream2.c new file mode 100644 index 0000000000..c303f16a57 --- /dev/null +++ b/arch/arm/mach-uniphier/early-clk/early-clk-proxstream2.c @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include + +int proxstream2_early_clk_init(const struct uniphier_board_data *bd) +{ + u32 tmp; + + /* deassert reset */ + if (spl_boot_device() != BOOT_DEVICE_NAND) { + tmp = readl(SC_RSTCTRL); + tmp &= ~SC_RSTCTRL_NRST_NAND; + writel(tmp, SC_RSTCTRL); + }; + + tmp = readl(SC_RSTCTRL4); + tmp |= SC_RSTCTRL4_NRST_UMCSB | SC_RSTCTRL4_NRST_UMCA2 | + SC_RSTCTRL4_NRST_UMCA1 | SC_RSTCTRL4_NRST_UMCA0 | + SC_RSTCTRL4_NRST_UMC32 | SC_RSTCTRL4_NRST_UMC31 | + SC_RSTCTRL4_NRST_UMC30; + writel(tmp, SC_RSTCTRL4); + readl(SC_RSTCTRL4); /* dummy read */ + + /* privide clocks */ + tmp = readl(SC_CLKCTRL); + tmp |= SC_CLKCTRL_CEN_SBC | SC_CLKCTRL_CEN_PERI; + writel(tmp, SC_CLKCTRL); + + tmp = readl(SC_CLKCTRL4); + tmp |= SC_CLKCTRL4_CEN_UMCSB | SC_CLKCTRL4_CEN_UMC2 | + SC_CLKCTRL4_CEN_UMC1 | SC_CLKCTRL4_CEN_UMC0; + writel(tmp, SC_CLKCTRL4); + readl(SC_CLKCTRL4); /* dummy read */ + + return 0; +} diff --git a/arch/arm/mach-uniphier/include/mach/boot-device.h b/arch/arm/mach-uniphier/include/mach/boot-device.h index 3cbe7737a2..2ab5a535fa 100644 --- a/arch/arm/mach-uniphier/include/mach/boot-device.h +++ b/arch/arm/mach-uniphier/include/mach/boot-device.h @@ -15,9 +15,11 @@ struct boot_device_info { u32 ph1_sld3_boot_device(void); u32 ph1_ld4_boot_device(void); u32 ph1_pro5_boot_device(void); +u32 proxstream2_boot_device(void); void ph1_sld3_boot_mode_show(void); void ph1_ld4_boot_mode_show(void); void ph1_pro5_boot_mode_show(void); +void proxstream2_boot_mode_show(void); #endif /* _ASM_BOOT_DEVICE_H_ */ diff --git a/arch/arm/mach-uniphier/include/mach/init.h b/arch/arm/mach-uniphier/include/mach/init.h index 914182d1e8..5108eddfc4 100644 --- a/arch/arm/mach-uniphier/include/mach/init.h +++ b/arch/arm/mach-uniphier/include/mach/init.h @@ -27,11 +27,13 @@ int ph1_ld4_init(const struct uniphier_board_data *bd); int ph1_pro4_init(const struct uniphier_board_data *bd); int ph1_sld8_init(const struct uniphier_board_data *bd); int ph1_pro5_init(const struct uniphier_board_data *bd); +int proxstream2_init(const struct uniphier_board_data *bd); #if defined(CONFIG_MICRO_SUPPORT_CARD) int ph1_sld3_sbc_init(const struct uniphier_board_data *bd); int ph1_ld4_sbc_init(const struct uniphier_board_data *bd); int ph1_pro4_sbc_init(const struct uniphier_board_data *bd); +int proxstream2_sbc_init(const struct uniphier_board_data *bd); #else static inline int ph1_sld3_sbc_init(const struct uniphier_board_data *bd) { @@ -47,6 +49,11 @@ static inline int ph1_pro4_sbc_init(const struct uniphier_board_data *bd) { return 0; } + +static inline int proxstream2_sbc_init(const struct uniphier_board_data *bd) +{ + return 0; +} #endif int ph1_sld3_bcu_init(const struct uniphier_board_data *bd); @@ -54,6 +61,7 @@ int ph1_ld4_bcu_init(const struct uniphier_board_data *bd); int memconf_init(const struct uniphier_board_data *bd); int ph1_sld3_memconf_init(const struct uniphier_board_data *bd); +int proxstream2_memconf_init(const struct uniphier_board_data *bd); int ph1_sld3_pll_init(const struct uniphier_board_data *bd); int ph1_ld4_pll_init(const struct uniphier_board_data *bd); @@ -65,6 +73,7 @@ int ph1_ld4_enable_dpll_ssc(const struct uniphier_board_data *bd); int ph1_ld4_early_clk_init(const struct uniphier_board_data *bd); int ph1_pro5_early_clk_init(const struct uniphier_board_data *bd); +int proxstream2_early_clk_init(const struct uniphier_board_data *bd); int ph1_sld3_early_pin_init(const struct uniphier_board_data *bd); @@ -77,10 +86,13 @@ void ph1_ld4_pin_init(void); void ph1_pro4_pin_init(void); void ph1_sld8_pin_init(void); void ph1_pro5_pin_init(void); +void proxstream2_pin_init(void); +void ph1_ld6b_pin_init(void); void ph1_ld4_clk_init(void); void ph1_pro4_clk_init(void); void ph1_pro5_clk_init(void); +void proxstream2_clk_init(void); #define pr_err(fmt, args...) printf(fmt, ##args) diff --git a/arch/arm/mach-uniphier/include/mach/sc-regs.h b/arch/arm/mach-uniphier/include/mach/sc-regs.h index 903e405091..474b82d243 100644 --- a/arch/arm/mach-uniphier/include/mach/sc-regs.h +++ b/arch/arm/mach-uniphier/include/mach/sc-regs.h @@ -64,6 +64,7 @@ #define SC_RSTCTRL4_NRST_UMCA2 (0x1 << 10) /* UMC ch2 standby */ #define SC_RSTCTRL4_NRST_UMCA1 (0x1 << 9) /* UMC ch1 standby */ #define SC_RSTCTRL4_NRST_UMCA0 (0x1 << 8) /* UMC ch0 standby */ +#define SC_RSTCTRL4_NRST_UMC32 (0x1 << 6) /* UMC ch2 */ #define SC_RSTCTRL4_NRST_UMC31 (0x1 << 5) /* UMC ch1 */ #define SC_RSTCTRL4_NRST_UMC30 (0x1 << 4) /* UMC ch0 */ @@ -83,6 +84,7 @@ /* Pro5 or newer */ #define SC_CLKCTRL4 (SC_BASE_ADDR | 0x210c) #define SC_CLKCTRL4_CEN_UMCSB (0x1 << 12) /* UMC system bus */ +#define SC_CLKCTRL4_CEN_UMC2 (0x1 << 2) /* UMC ch2 */ #define SC_CLKCTRL4_CEN_UMC1 (0x1 << 1) /* UMC ch1 */ #define SC_CLKCTRL4_CEN_UMC0 (0x1 << 0) /* UMC ch0 */ diff --git a/arch/arm/mach-uniphier/include/mach/sg-regs.h b/arch/arm/mach-uniphier/include/mach/sg-regs.h index 168b35e723..678d437fc9 100644 --- a/arch/arm/mach-uniphier/include/mach/sg-regs.h +++ b/arch/arm/mach-uniphier/include/mach/sg-regs.h @@ -53,6 +53,8 @@ #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 */ +#define SG_MEMCONF_CH2_DISABLE (0x1 << 21) #define SG_MEMCONF_SPARSEMEM (0x1 << 4) diff --git a/arch/arm/mach-uniphier/init/Makefile b/arch/arm/mach-uniphier/init/Makefile index 1524a8d053..98833b55de 100644 --- a/arch/arm/mach-uniphier/init/Makefile +++ b/arch/arm/mach-uniphier/init/Makefile @@ -5,3 +5,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += init-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += init-ph1-pro4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += init-ph1-sld8.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += init-ph1-pro5.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += init-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += init-proxstream2.o diff --git a/arch/arm/mach-uniphier/init/init-proxstream2.c b/arch/arm/mach-uniphier/init/init-proxstream2.c new file mode 100644 index 0000000000..8d03b8f86a --- /dev/null +++ b/arch/arm/mach-uniphier/init/init-proxstream2.c @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include + +int proxstream2_init(const struct uniphier_board_data *bd) +{ + proxstream2_sbc_init(bd); + + support_card_reset(); + + support_card_init(); + + led_puts("L0"); + + memconf_init(bd); + proxstream2_memconf_init(bd); + + led_puts("L1"); + + proxstream2_early_clk_init(bd); + + led_puts("L2"); + + led_puts("L3"); + +#ifdef CONFIG_SPL_SERIAL_SUPPORT + preloader_console_init(); +#endif + + led_puts("L4"); + + return 0; +} diff --git a/arch/arm/mach-uniphier/init/init.c b/arch/arm/mach-uniphier/init/init.c index 2649e6c417..bbfc8e5e08 100644 --- a/arch/arm/mach-uniphier/init/init.c +++ b/arch/arm/mach-uniphier/init/init.c @@ -44,6 +44,13 @@ void spl_board_init(void) case SOC_UNIPHIER_PH1_PRO5: ph1_pro5_init(param); break; +#endif +#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \ + defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B) + case SOC_UNIPHIER_PROXSTREAM2: + case SOC_UNIPHIER_PH1_LD6B: + proxstream2_init(param); + break; #endif default: break; diff --git a/arch/arm/mach-uniphier/memconf/Makefile b/arch/arm/mach-uniphier/memconf/Makefile index 1a718f31fa..42057a2077 100644 --- a/arch/arm/mach-uniphier/memconf/Makefile +++ b/arch/arm/mach-uniphier/memconf/Makefile @@ -1,2 +1,4 @@ obj-y += memconf.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD3) += memconf-ph1-sld3.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += memconf-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += memconf-proxstream2.o diff --git a/arch/arm/mach-uniphier/memconf/memconf-proxstream2.c b/arch/arm/mach-uniphier/memconf/memconf-proxstream2.c new file mode 100644 index 0000000000..d7bf0d4e5f --- /dev/null +++ b/arch/arm/mach-uniphier/memconf/memconf-proxstream2.c @@ -0,0 +1,64 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include + +int proxstream2_memconf_init(const struct uniphier_board_data *bd) +{ + u32 tmp; + unsigned long size_per_word; + + tmp = readl(SG_MEMCONF); + + tmp &= ~(SG_MEMCONF_CH2_SZ_MASK | SG_MEMCONF_CH2_NUM_MASK); + + switch (bd->dram_ch2_width) { + case 16: + tmp |= SG_MEMCONF_CH2_NUM_1; + size_per_word = bd->dram_ch2_size; + break; + case 32: + tmp |= SG_MEMCONF_CH2_NUM_2; + size_per_word = bd->dram_ch2_size >> 1; + break; + default: + pr_err("error: unsupported DRAM Ch2 width\n"); + return -EINVAL; + } + + /* Set DDR size */ + switch (size_per_word) { + case SZ_64M: + tmp |= SG_MEMCONF_CH2_SZ_64M; + break; + case SZ_128M: + tmp |= SG_MEMCONF_CH2_SZ_128M; + break; + case SZ_256M: + tmp |= SG_MEMCONF_CH2_SZ_256M; + break; + case SZ_512M: + tmp |= SG_MEMCONF_CH2_SZ_512M; + break; + default: + pr_err("error: unsupported DRAM Ch2 size\n"); + return -EINVAL; + } + + if (size_per_word) + tmp &= ~SG_MEMCONF_CH2_DISABLE; + else + tmp |= SG_MEMCONF_CH2_DISABLE; + + writel(tmp, SG_MEMCONF); + + return 0; +} diff --git a/arch/arm/mach-uniphier/pinctrl/Makefile b/arch/arm/mach-uniphier/pinctrl/Makefile index a7852457f1..85175955d3 100644 --- a/arch/arm/mach-uniphier/pinctrl/Makefile +++ b/arch/arm/mach-uniphier/pinctrl/Makefile @@ -3,3 +3,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += pinctrl-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += pinctrl-ph1-pro4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += pinctrl-ph1-sld8.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += pinctrl-ph1-pro5.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += pinctrl-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += pinctrl-ph1-ld6b.o diff --git a/arch/arm/mach-uniphier/pinctrl/pinctrl-ph1-ld6b.c b/arch/arm/mach-uniphier/pinctrl/pinctrl-ph1-ld6b.c new file mode 100644 index 0000000000..4f950d3fc6 --- /dev/null +++ b/arch/arm/mach-uniphier/pinctrl/pinctrl-ph1-ld6b.c @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +void ph1_ld6b_pin_init(void) +{ + /* Comment format: PAD Name -> Function Name */ + +#ifdef CONFIG_NAND_DENALI + sg_set_pinsel(30, 0, 8, 4); /* XNFRE -> XNFRE */ + sg_set_pinsel(31, 0, 8, 4); /* XNFWE -> XNFWE */ + sg_set_pinsel(32, 0, 8, 4); /* NFALE -> NFALE */ + sg_set_pinsel(33, 0, 8, 4); /* NFCLE -> NFCLE */ + sg_set_pinsel(34, 0, 8, 4); /* XNFWP -> XNFWP */ + sg_set_pinsel(35, 0, 8, 4); /* XNFCE0 -> XNFCE0 */ + sg_set_pinsel(36, 0, 8, 4); /* NRYBY0 -> NRYBY0 */ + sg_set_pinsel(37, 0, 8, 4); /* XNFCE1 -> NRYBY1 */ + sg_set_pinsel(38, 0, 8, 4); /* NRYBY1 -> XNFCE1 */ + sg_set_pinsel(39, 0, 8, 4); /* NFD0 -> NFD0 */ + sg_set_pinsel(40, 0, 8, 4); /* NFD1 -> NFD1 */ + sg_set_pinsel(41, 0, 8, 4); /* NFD2 -> NFD2 */ + sg_set_pinsel(42, 0, 8, 4); /* NFD3 -> NFD3 */ + sg_set_pinsel(43, 0, 8, 4); /* NFD4 -> NFD4 */ + sg_set_pinsel(44, 0, 8, 4); /* NFD5 -> NFD5 */ + sg_set_pinsel(45, 0, 8, 4); /* NFD6 -> NFD6 */ + sg_set_pinsel(46, 0, 8, 4); /* NFD7 -> NFD7 */ +#endif + +#ifdef CONFIG_USB_XHCI_UNIPHIER + sg_set_pinsel(56, 0, 8, 4); /* USB0VBUS -> USB0VBUS */ + sg_set_pinsel(57, 0, 8, 4); /* USB0OD -> USB0OD */ + sg_set_pinsel(58, 0, 8, 4); /* USB1VBUS -> USB1VBUS */ + sg_set_pinsel(59, 0, 8, 4); /* USB1OD -> USB1OD */ + sg_set_pinsel(60, 0, 8, 4); /* USB2VBUS -> USB2VBUS */ + sg_set_pinsel(61, 0, 8, 4); /* USB2OD -> USB2OD */ + sg_set_pinsel(62, 0, 8, 4); /* USB3VBUS -> USB3VBUS */ + sg_set_pinsel(63, 0, 8, 4); /* USB3OD -> USB3OD */ +#endif +} diff --git a/arch/arm/mach-uniphier/pinctrl/pinctrl-proxstream2.c b/arch/arm/mach-uniphier/pinctrl/pinctrl-proxstream2.c new file mode 100644 index 0000000000..96abd0235c --- /dev/null +++ b/arch/arm/mach-uniphier/pinctrl/pinctrl-proxstream2.c @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +void proxstream2_pin_init(void) +{ + /* Comment format: PAD Name -> Function Name */ + +#ifdef CONFIG_NAND_DENALI + sg_set_pinsel(30, 8, 8, 4); /* XNFRE -> XNFRE */ + sg_set_pinsel(31, 8, 8, 4); /* XNFWE -> XNFWE */ + sg_set_pinsel(32, 8, 8, 4); /* NFALE -> NFALE */ + sg_set_pinsel(33, 8, 8, 4); /* NFCLE -> NFCLE */ + sg_set_pinsel(34, 8, 8, 4); /* XNFWP -> XNFWP */ + sg_set_pinsel(35, 8, 8, 4); /* XNFCE0 -> XNFCE0 */ + sg_set_pinsel(36, 8, 8, 4); /* NRYBY0 -> NRYBY0 */ + sg_set_pinsel(37, 8, 8, 4); /* XNFCE1 -> NRYBY1 */ + sg_set_pinsel(38, 8, 8, 4); /* NRYBY1 -> XNFCE1 */ + sg_set_pinsel(39, 8, 8, 4); /* NFD0 -> NFD0 */ + sg_set_pinsel(40, 8, 8, 4); /* NFD1 -> NFD1 */ + sg_set_pinsel(41, 8, 8, 4); /* NFD2 -> NFD2 */ + sg_set_pinsel(42, 8, 8, 4); /* NFD3 -> NFD3 */ + sg_set_pinsel(43, 8, 8, 4); /* NFD4 -> NFD4 */ + sg_set_pinsel(44, 8, 8, 4); /* NFD5 -> NFD5 */ + sg_set_pinsel(45, 8, 8, 4); /* NFD6 -> NFD6 */ + sg_set_pinsel(46, 8, 8, 4); /* NFD7 -> NFD7 */ +#endif + +#ifdef CONFIG_USB_XHCI_UNIPHIER + sg_set_pinsel(56, 8, 8, 4); /* USB0VBUS -> USB0VBUS */ + sg_set_pinsel(57, 8, 8, 4); /* USB0OD -> USB0OD */ + sg_set_pinsel(58, 8, 8, 4); /* USB1VBUS -> USB1VBUS */ + sg_set_pinsel(59, 8, 8, 4); /* USB1OD -> USB1OD */ + sg_set_pinsel(60, 8, 8, 4); /* USB2VBUS -> USB2VBUS */ + sg_set_pinsel(61, 8, 8, 4); /* USB2OD -> USB2OD */ + sg_set_pinsel(62, 8, 8, 4); /* USB3VBUS -> USB3VBUS */ + sg_set_pinsel(63, 8, 8, 4); /* USB3OD -> USB3OD */ +#endif +} diff --git a/arch/arm/mach-uniphier/sbc/Makefile b/arch/arm/mach-uniphier/sbc/Makefile index 2c5fd1a1fc..db622d2034 100644 --- a/arch/arm/mach-uniphier/sbc/Makefile +++ b/arch/arm/mach-uniphier/sbc/Makefile @@ -3,3 +3,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += sbc-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += sbc-ph1-pro4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += sbc-ph1-ld4.o obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += sbc-ph1-pro4.o +obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += sbc-proxstream2.o +obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += sbc-proxstream2.o diff --git a/arch/arm/mach-uniphier/sbc/sbc-proxstream2.c b/arch/arm/mach-uniphier/sbc/sbc-proxstream2.c new file mode 100644 index 0000000000..9c3aeb7cd0 --- /dev/null +++ b/arch/arm/mach-uniphier/sbc/sbc-proxstream2.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2015 Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include + +int proxstream2_sbc_init(const struct uniphier_board_data *bd) +{ + /* necessary for ROM boot ?? */ + /* system bus output enable */ + writel(0x17, PC0CTRL); + + /* + * Only CS1 is connected to support card. + * BKSZ[1:0] should be set to "01". + */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14); + + if (boot_is_swapped()) { + /* + * Boot Swap On: boot from external NOR/SRAM + * 0x42000000-0x43ffffff is a mirror of 0x40000000-0x41ffffff. + * + * 0x40000000-0x41efffff, 0x42000000-0x43efffff: memory bank + * 0x41f00000-0x41ffffff, 0x43f00000-0x43ffffff: peripherals + */ + writel(0x0000bc01, SBBASE0); + } else { + /* + * Boot Swap Off: boot from mask ROM + * 0x40000000-0x41ffffff: mask ROM + * 0x42000000-0x43efffff: memory bank (31MB) + * 0x43f00000-0x43ffffff: peripherals (1MB) + */ + writel(0x0000be01, SBBASE0); /* dummy */ + writel(0x0200be01, SBBASE1); + } + + return 0; +} diff --git a/configs/ph1_ld6b_defconfig b/configs/ph1_ld6b_defconfig new file mode 100644 index 0000000000..68f6ba847b --- /dev/null +++ b/configs/ph1_ld6b_defconfig @@ -0,0 +1,30 @@ +CONFIG_ARM=y +CONFIG_ARCH_UNIPHIER=y +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_ARCH_UNIPHIER_PH1_LD6B=y +CONFIG_MICRO_SUPPORT_CARD=y +CONFIG_SYS_TEXT_BASE=0x84000000 +CONFIG_DEFAULT_DEVICE_TREE="uniphier-ph1-ld6b-ref" +CONFIG_HUSH_PARSER=y +# CONFIG_CMD_XIMG is not set +# CONFIG_CMD_ENV_EXISTS is not set +CONFIG_CMD_NAND=y +CONFIG_CMD_I2C=y +CONFIG_CMD_USB=y +# CONFIG_CMD_FPGA is not set +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_SIMPLE_BUS=y +CONFIG_NAND_DENALI=y +CONFIG_SYS_NAND_DENALI_64BIT=y +CONFIG_NAND_DENALI_SPARE_AREA_SKIP_BYTES=8 +CONFIG_SPL_NAND_DENALI=y +CONFIG_UNIPHIER_SERIAL=y +CONFIG_PINCTRL=y +CONFIG_SPL_PINCTRL=y +CONFIG_USB=y +CONFIG_USB_XHCI_HCD=y +CONFIG_USB_STORAGE=y diff --git a/doc/README.uniphier b/doc/README.uniphier index 6792327992..6ba0320f4f 100644 --- a/doc/README.uniphier +++ b/doc/README.uniphier @@ -48,6 +48,14 @@ PH1-Pro5: $ make ph1_pro5_defconfig $ make CROSS_COMPILE=arm-linux-gnueabi- +ProXstream2: + $ make pxs2_defconfig + $ make CROSS_COMPILE=arm-linux-gnueabi- + +PH1-LD6b: + $ make ph1_ld6b_defconfig + $ make CROSS_COMPILE=arm-linux-gnueabi- + You may wish to change the "CROSS_COMPILE=arm-linux-gnueabi-" to use your favorite compiler.