Two support card variants are used with UniPhier reference boards: - 1 chip select support card (original CPLD) - 3 chip selects support card (ARIMA-compatible CPLD)
Currently, the former is only supported on PH1-Pro4, but it can be expanded to PH1-LD4, PH1-sLD8 with a little code change.
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com ---
Changes in v2: None
arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile | 4 +- arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c | 51 +------------------ arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init_3cs.c | 50 ++++++++++++++++++ arch/arm/cpu/armv7/uniphier/ph1-pro4/Makefile | 4 +- arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init.c | 32 ------------ .../arm/cpu/armv7/uniphier/ph1-pro4/sbc_init_3cs.c | 43 ++++++++++++++++ arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile | 4 +- arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c | 59 +--------------------- .../arm/cpu/armv7/uniphier/ph1-sld8/sbc_init_3cs.c | 58 +++++++++++++++++++++ 9 files changed, 162 insertions(+), 143 deletions(-) create mode 100644 arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init_3cs.c create mode 100644 arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init_3cs.c create mode 100644 arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init_3cs.c
diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile b/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile index 927640a..5ce3d8a 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/Makefile @@ -4,8 +4,10 @@
ifdef CONFIG_SPL_BUILD obj-$(CONFIG_DEBUG_LL) += lowlevel_debug.o -obj-y += bcu_init.o sbc_init.o sg_init.o pll_init.o early_clkrst_init.o \ +obj-y += bcu_init.o sg_init.o pll_init.o early_clkrst_init.o \ pll_spectrum.o umc_init.o ddrphy_init.o +obj-$(CONFIG_PFC_MICRO_SUPPORT_CARD) += sbc_init.o +obj-$(CONFIG_DCC_MICRO_SUPPORT_CARD) += sbc_init_3cs.o else obj-$(CONFIG_BOARD_EARLY_INIT_F) += pinctrl.o clkrst_init.o obj-$(if $(CONFIG_OF_CONTROL),,y) += platdevice.o diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c index 3246465..656d7d7 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init.c @@ -1,50 +1 @@ -/* - * Copyright (C) 2011-2015 Panasonic Corporation - * Author: Masahiro Yamada yamada.m@jp.panasonic.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/sbc-regs.h> -#include <asm/arch/sg-regs.h> - -void sbc_init(void) -{ - u32 tmp; - - /* system bus output enable */ - tmp = readl(PC0CTRL); - tmp &= 0xfffffcff; - writel(tmp, PC0CTRL); - - /* XECS1: sub/boot memory (boot swap = off/on) */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); - - /* XECS0: boot/sub memory (boot swap = off/on) */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04); - - /* XECS3: peripherals */ - writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30); - writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31); - writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32); - writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34); - - /* base address regsiters */ - writel(0x0000bc01, SBBASE0); - writel(0x0400bc01, SBBASE1); - writel(0x0800bf01, SBBASE3); - - /* enable access to sub memory when boot swap is on */ - if (boot_is_swapped()) - sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */ - - sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */ -} +#include "../ph1-pro4/sbc_init.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init_3cs.c b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init_3cs.c new file mode 100644 index 0000000..3246465 --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-ld4/sbc_init_3cs.c @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2011-2015 Panasonic Corporation + * Author: Masahiro Yamada yamada.m@jp.panasonic.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sbc-regs.h> +#include <asm/arch/sg-regs.h> + +void sbc_init(void) +{ + u32 tmp; + + /* system bus output enable */ + tmp = readl(PC0CTRL); + tmp &= 0xfffffcff; + writel(tmp, PC0CTRL); + + /* XECS1: sub/boot memory (boot swap = off/on) */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); + + /* XECS0: boot/sub memory (boot swap = off/on) */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04); + + /* XECS3: peripherals */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34); + + /* base address regsiters */ + writel(0x0000bc01, SBBASE0); + writel(0x0400bc01, SBBASE1); + writel(0x0800bf01, SBBASE3); + + /* enable access to sub memory when boot swap is on */ + if (boot_is_swapped()) + sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */ + + sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */ +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-pro4/Makefile b/arch/arm/cpu/armv7/uniphier/ph1-pro4/Makefile index 0390506..b88525c 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-pro4/Makefile +++ b/arch/arm/cpu/armv7/uniphier/ph1-pro4/Makefile @@ -4,8 +4,10 @@
ifdef CONFIG_SPL_BUILD obj-$(CONFIG_DEBUG_LL) += lowlevel_debug.o -obj-y += sbc_init.o sg_init.o pll_init.o early_clkrst_init.o \ +obj-y += sg_init.o pll_init.o early_clkrst_init.o \ pll_spectrum.o umc_init.o ddrphy_init.o +obj-$(CONFIG_PFC_MICRO_SUPPORT_CARD) += sbc_init.o +obj-$(CONFIG_DCC_MICRO_SUPPORT_CARD) += sbc_init_3cs.o else obj-$(CONFIG_BOARD_EARLY_INIT_F) += pinctrl.o clkrst_init.o obj-$(if $(CONFIG_OF_CONTROL),,y) += platdevice.o diff --git a/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init.c index be2d8fe..fa51e40 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init.c +++ b/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init.c @@ -12,7 +12,6 @@
void sbc_init(void) { -#if defined(CONFIG_PFC_MICRO_SUPPORT_CARD) /* * Only CS1 is connected to support card. * BKSZ[1:0] should be set to "01". @@ -41,35 +40,4 @@ void sbc_init(void) writel(0x0000be01, SBBASE0); /* dummy */ writel(0x0200be01, SBBASE1); } -#elif defined(CONFIG_DCC_MICRO_SUPPORT_CARD) - /* XECS0: boot/sub memory (boot swap = off/on) */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04); - - /* XECS1: sub/boot memory (boot swap = off/on) */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); - - /* XECS3: peripherals */ - writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30); - writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31); - writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32); - writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34); - - writel(0x0000bc01, SBBASE0); /* boot memory */ - writel(0x0400bc01, SBBASE1); /* sub memory */ - writel(0x0800bf01, SBBASE3); /* peripherals */ - - /* enable access to sub memory when boot swap is on */ - if (boot_is_swapped()) - sg_set_pinsel(318, 5); /* PORT22 -> XECS0 */ - - sg_set_pinsel(313, 5); /* PORT15 -> XECS3 */ - writel(0x00000001, SG_LOADPINCTRL); - -#endif /* CONFIG_XXX_MICRO_SUPPORT_CARD */ } diff --git a/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init_3cs.c b/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init_3cs.c new file mode 100644 index 0000000..eaab17c --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-pro4/sbc_init_3cs.c @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2011-2015 Panasonic Corporation + * Author: Masahiro Yamada yamada.m@jp.panasonic.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sbc-regs.h> +#include <asm/arch/sg-regs.h> + +void sbc_init(void) +{ + /* XECS0: boot/sub memory (boot swap = off/on) */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04); + + /* XECS1: sub/boot memory (boot swap = off/on) */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); + + /* XECS3: peripherals */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34); + + writel(0x0000bc01, SBBASE0); /* boot memory */ + writel(0x0400bc01, SBBASE1); /* sub memory */ + writel(0x0800bf01, SBBASE3); /* peripherals */ + + /* enable access to sub memory when boot swap is on */ + if (boot_is_swapped()) + sg_set_pinsel(318, 5); /* PORT22 -> XECS0 */ + + sg_set_pinsel(313, 5); /* PORT15 -> XECS3 */ + writel(0x00000001, SG_LOADPINCTRL); +} diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile b/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile index 927640a..5ce3d8a 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/Makefile @@ -4,8 +4,10 @@
ifdef CONFIG_SPL_BUILD obj-$(CONFIG_DEBUG_LL) += lowlevel_debug.o -obj-y += bcu_init.o sbc_init.o sg_init.o pll_init.o early_clkrst_init.o \ +obj-y += bcu_init.o sg_init.o pll_init.o early_clkrst_init.o \ pll_spectrum.o umc_init.o ddrphy_init.o +obj-$(CONFIG_PFC_MICRO_SUPPORT_CARD) += sbc_init.o +obj-$(CONFIG_DCC_MICRO_SUPPORT_CARD) += sbc_init_3cs.o else obj-$(CONFIG_BOARD_EARLY_INIT_F) += pinctrl.o clkrst_init.o obj-$(if $(CONFIG_OF_CONTROL),,y) += platdevice.o diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c index a2ba5dc..225c0d2 100644 --- a/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init.c @@ -1,58 +1 @@ -/* - * Copyright (C) 2011-2015 Panasonic Corporation - * Author: Masahiro Yamada yamada.m@jp.panasonic.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/io.h> -#include <asm/arch/sbc-regs.h> -#include <asm/arch/sg-regs.h> - -void sbc_init(void) -{ - u32 tmp; - - /* system bus output enable */ - tmp = readl(PC0CTRL); - tmp &= 0xfffffcff; - writel(tmp, PC0CTRL); - - /* - * SBCTRL0* does not need settings because PH1-sLD8 has no support for - * XECS0. The boot swap must be enabled to boot from the support card. - */ - - if (boot_is_swapped()) { - /* XECS1 : boot memory if boot swap is on */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); - } - - /* XECS4 : sub memory */ - writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL40); - writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL41); - writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL42); - writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL44); - - /* XECS5 : peripherals */ - writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL50); - writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL51); - writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL52); - writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL54); - - /* base address regsiters */ - writel(0x0000bc01, SBBASE0); /* boot memory */ - writel(0x0900bfff, SBBASE1); /* dummy */ - writel(0x0400bc01, SBBASE4); /* sub memory */ - writel(0x0800bf01, SBBASE5); /* peripherals */ - - sg_set_pinsel(134, 16); /* XIRQ6 -> XECS4 */ - sg_set_pinsel(135, 16); /* XIRQ7 -> XECS5 */ - - /* dummy read to assure write process */ - readl(SG_PINCTRL(0)); -} +#include "../ph1-ld4/sbc_init.c" diff --git a/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init_3cs.c b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init_3cs.c new file mode 100644 index 0000000..a2ba5dc --- /dev/null +++ b/arch/arm/cpu/armv7/uniphier/ph1-sld8/sbc_init_3cs.c @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2011-2015 Panasonic Corporation + * Author: Masahiro Yamada yamada.m@jp.panasonic.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/sbc-regs.h> +#include <asm/arch/sg-regs.h> + +void sbc_init(void) +{ + u32 tmp; + + /* system bus output enable */ + tmp = readl(PC0CTRL); + tmp &= 0xfffffcff; + writel(tmp, PC0CTRL); + + /* + * SBCTRL0* does not need settings because PH1-sLD8 has no support for + * XECS0. The boot swap must be enabled to boot from the support card. + */ + + if (boot_is_swapped()) { + /* XECS1 : boot memory if boot swap is on */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14); + } + + /* XECS4 : sub memory */ + writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL40); + writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL41); + writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL42); + writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL44); + + /* XECS5 : peripherals */ + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL50); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL51); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL52); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL54); + + /* base address regsiters */ + writel(0x0000bc01, SBBASE0); /* boot memory */ + writel(0x0900bfff, SBBASE1); /* dummy */ + writel(0x0400bc01, SBBASE4); /* sub memory */ + writel(0x0800bf01, SBBASE5); /* peripherals */ + + sg_set_pinsel(134, 16); /* XIRQ6 -> XECS4 */ + sg_set_pinsel(135, 16); /* XIRQ7 -> XECS5 */ + + /* dummy read to assure write process */ + readl(SG_PINCTRL(0)); +}