From 9e3bb84bd880d8be82351d689415d6e142dfab32 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Sun, 15 Jan 2017 14:59:05 +0900 Subject: ARM: uniphier: refactor SBC init code Merge sbc-admulti.c and sbc-savepin.c into a single file to avoid code duplication. Signed-off-by: Masahiro Yamada diff --git a/arch/arm/mach-uniphier/init.h b/arch/arm/mach-uniphier/init.h index 0708aa0..78c2eee 100644 --- a/arch/arm/mach-uniphier/init.h +++ b/arch/arm/mach-uniphier/init.h @@ -46,31 +46,30 @@ int uniphier_ld11_init(const struct uniphier_board_data *bd); int uniphier_ld20_init(const struct uniphier_board_data *bd); #if defined(CONFIG_MICRO_SUPPORT_CARD) -int uniphier_sbc_init_admulti(const struct uniphier_board_data *bd); -int uniphier_sbc_init_savepin(const struct uniphier_board_data *bd); -int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd); -int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd); +void uniphier_sbc_init_admulti(void); +void uniphier_sbc_init_savepin(void); +void uniphier_ld4_sbc_init(void); +void uniphier_pxs2_sbc_init(void); +void uniphier_ld11_sbc_init(void); #else -static inline int uniphier_sbc_init_admulti( - const struct uniphier_board_data *bd) +static inline void uniphier_sbc_init_admulti(void) { - return 0; } -static inline int uniphier_sbc_init_savepin( - const struct uniphier_board_data *bd) +static inline void uniphier_sbc_init_savepin(void) { - return 0; } -static inline int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd) +static inline void uniphier_ld4_sbc_init(void) { - return 0; } -static inline int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd) +static inline void uniphier_pxs2_sbc_init(void) +{ +} + +static inline void uniphier_ld11_sbc_init(void) { - return 0; } #endif diff --git a/arch/arm/mach-uniphier/init/init-ld11.c b/arch/arm/mach-uniphier/init/init-ld11.c index 93b2162..64fe000 100644 --- a/arch/arm/mach-uniphier/init/init-ld11.c +++ b/arch/arm/mach-uniphier/init/init-ld11.c @@ -13,11 +13,7 @@ int uniphier_ld11_init(const struct uniphier_board_data *bd) { - uniphier_sbc_init_savepin(bd); - uniphier_pxs2_sbc_init(bd); - /* pins for NAND and System Bus are multiplexed */ - if (spl_boot_device() != BOOT_DEVICE_NAND) - uniphier_pin_init("system_bus_grp"); + uniphier_ld11_sbc_init(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-ld20.c b/arch/arm/mach-uniphier/init/init-ld20.c index de39b9a..ec4563b 100644 --- a/arch/arm/mach-uniphier/init/init-ld20.c +++ b/arch/arm/mach-uniphier/init/init-ld20.c @@ -13,11 +13,7 @@ int uniphier_ld20_init(const struct uniphier_board_data *bd) { - uniphier_sbc_init_savepin(bd); - uniphier_pxs2_sbc_init(bd); - /* pins for NAND and System Bus are multiplexed */ - if (spl_boot_device() != BOOT_DEVICE_NAND) - uniphier_pin_init("system_bus_grp"); + uniphier_ld11_sbc_init(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-ld4.c b/arch/arm/mach-uniphier/init/init-ld4.c index caf02a5..a56fb7f 100644 --- a/arch/arm/mach-uniphier/init/init-ld4.c +++ b/arch/arm/mach-uniphier/init/init-ld4.c @@ -16,8 +16,7 @@ int uniphier_ld4_init(const struct uniphier_board_data *bd) { uniphier_ld4_bcu_init(bd); - uniphier_sbc_init_savepin(bd); - uniphier_ld4_sbc_init(bd); + uniphier_ld4_sbc_init(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-pro4.c b/arch/arm/mach-uniphier/init/init-pro4.c index 32d09bb..8e2ebc7 100644 --- a/arch/arm/mach-uniphier/init/init-pro4.c +++ b/arch/arm/mach-uniphier/init/init-pro4.c @@ -14,7 +14,7 @@ int uniphier_pro4_init(const struct uniphier_board_data *bd) { - uniphier_sbc_init_savepin(bd); + uniphier_sbc_init_savepin(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-pro5.c b/arch/arm/mach-uniphier/init/init-pro5.c index 3fc09a4..37c62ef 100644 --- a/arch/arm/mach-uniphier/init/init-pro5.c +++ b/arch/arm/mach-uniphier/init/init-pro5.c @@ -12,7 +12,7 @@ int uniphier_pro5_init(const struct uniphier_board_data *bd) { - uniphier_sbc_init_savepin(bd); + uniphier_sbc_init_savepin(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-pxs2.c b/arch/arm/mach-uniphier/init/init-pxs2.c index 38e37e4..d080b9b 100644 --- a/arch/arm/mach-uniphier/init/init-pxs2.c +++ b/arch/arm/mach-uniphier/init/init-pxs2.c @@ -14,8 +14,7 @@ int uniphier_pxs2_init(const struct uniphier_board_data *bd) { int ret; - uniphier_sbc_init_savepin(bd); - uniphier_pxs2_sbc_init(bd); + uniphier_pxs2_sbc_init(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-sld3.c b/arch/arm/mach-uniphier/init/init-sld3.c index 9dc51bf..0b8d6c5 100644 --- a/arch/arm/mach-uniphier/init/init-sld3.c +++ b/arch/arm/mach-uniphier/init/init-sld3.c @@ -16,7 +16,7 @@ int uniphier_sld3_init(const struct uniphier_board_data *bd) { uniphier_sld3_bcu_init(bd); - uniphier_sbc_init_admulti(bd); + uniphier_sbc_init_admulti(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/init/init-sld8.c b/arch/arm/mach-uniphier/init/init-sld8.c index 8e8d62b..075ac27 100644 --- a/arch/arm/mach-uniphier/init/init-sld8.c +++ b/arch/arm/mach-uniphier/init/init-sld8.c @@ -16,8 +16,7 @@ int uniphier_sld8_init(const struct uniphier_board_data *bd) { uniphier_ld4_bcu_init(bd); - uniphier_sbc_init_savepin(bd); - uniphier_ld4_sbc_init(bd); + uniphier_ld4_sbc_init(); support_card_reset(); diff --git a/arch/arm/mach-uniphier/sbc/Makefile b/arch/arm/mach-uniphier/sbc/Makefile index ec3c22c..b85b1fe 100644 --- a/arch/arm/mach-uniphier/sbc/Makefile +++ b/arch/arm/mach-uniphier/sbc/Makefile @@ -2,12 +2,11 @@ # SPDX-License-Identifier: GPL-2.0+ # -obj-$(CONFIG_ARCH_UNIPHIER_SLD3) += sbc-admulti.o -obj-$(CONFIG_ARCH_UNIPHIER_LD4) += sbc-savepin.o sbc-ld4.o -obj-$(CONFIG_ARCH_UNIPHIER_PRO4) += sbc-savepin.o -obj-$(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_LD11) += sbc-savepin.o sbc-pxs2.o -obj-$(CONFIG_ARCH_UNIPHIER_LD20) += sbc-savepin.o sbc-pxs2.o +obj-y += sbc.o + +obj-$(CONFIG_ARCH_UNIPHIER_LD4) += sbc-ld4.o +obj-$(CONFIG_ARCH_UNIPHIER_SLD8) += sbc-ld4.o +obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += sbc-pxs2.o +obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += sbc-pxs2.o +obj-$(CONFIG_ARCH_UNIPHIER_LD11) += sbc-ld11.o +obj-$(CONFIG_ARCH_UNIPHIER_LD20) += sbc-ld11.o diff --git a/arch/arm/mach-uniphier/sbc/sbc-admulti.c b/arch/arm/mach-uniphier/sbc/sbc-admulti.c deleted file mode 100644 index 05108dd..0000000 --- a/arch/arm/mach-uniphier/sbc/sbc-admulti.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2011-2015 Masahiro Yamada - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include -#include - -#include "../init.h" -#include "../sg-regs.h" -#include "sbc-regs.h" - -#define SBCTRL0_ADMULTIPLX_PERI_VALUE 0x33120000 -#define SBCTRL1_ADMULTIPLX_PERI_VALUE 0x03005500 -#define SBCTRL2_ADMULTIPLX_PERI_VALUE 0x14000020 - -#define SBCTRL0_ADMULTIPLX_MEM_VALUE 0x33120000 -#define SBCTRL1_ADMULTIPLX_MEM_VALUE 0x03005500 -#define SBCTRL2_ADMULTIPLX_MEM_VALUE 0x14000010 - -int uniphier_sbc_init_admulti(const struct uniphier_board_data *bd) -{ - /* - * Only CS1 is connected to support card. - * BKSZ[1:0] should be set to "01". - */ - writel(SBCTRL0_ADMULTIPLX_MEM_VALUE, SBCTRL10); - writel(SBCTRL1_ADMULTIPLX_MEM_VALUE, SBCTRL11); - writel(SBCTRL2_ADMULTIPLX_MEM_VALUE, SBCTRL12); - - 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/arch/arm/mach-uniphier/sbc/sbc-ld11.c b/arch/arm/mach-uniphier/sbc/sbc-ld11.c new file mode 100644 index 0000000..e6b83ff --- /dev/null +++ b/arch/arm/mach-uniphier/sbc/sbc-ld11.c @@ -0,0 +1,25 @@ +/* + * Copyright (C) 2016-2017 Socionext Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include + +#include "../init.h" +#include "sbc-regs.h" + +void uniphier_ld11_sbc_init(void) +{ + uniphier_sbc_init_savepin(); + + /* necessary for ROM boot ?? */ + /* system bus output enable */ + writel(0x17, PC0CTRL); + + /* pins for NAND and System Bus are multiplexed */ + if (spl_boot_device() != BOOT_DEVICE_NAND) + uniphier_pin_init("system_bus_grp"); +} diff --git a/arch/arm/mach-uniphier/sbc/sbc-ld4.c b/arch/arm/mach-uniphier/sbc/sbc-ld4.c index 12bee79..24a55ea 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-ld4.c +++ b/arch/arm/mach-uniphier/sbc/sbc-ld4.c @@ -1,5 +1,6 @@ /* - * Copyright (C) 2011-2016 Masahiro Yamada + * Copyright (C) 2011-2015 Panasonic Corporation + * Copyright (C) 2015-2017 Socionext Inc. * * SPDX-License-Identifier: GPL-2.0+ */ @@ -9,14 +10,14 @@ #include "../init.h" #include "sbc-regs.h" -int uniphier_ld4_sbc_init(const struct uniphier_board_data *bd) +void uniphier_ld4_sbc_init(void) { u32 tmp; + uniphier_sbc_init_savepin(); + /* system bus output enable */ tmp = readl(PC0CTRL); tmp &= 0xfffffcff; writel(tmp, PC0CTRL); - - return 0; } diff --git a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c index acbf4c5..342a086 100644 --- a/arch/arm/mach-uniphier/sbc/sbc-pxs2.c +++ b/arch/arm/mach-uniphier/sbc/sbc-pxs2.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2015-2016 Masahiro Yamada + * Copyright (C) 2016-2017 Socionext Inc. * * SPDX-License-Identifier: GPL-2.0+ */ @@ -9,11 +9,11 @@ #include "../init.h" #include "sbc-regs.h" -int uniphier_pxs2_sbc_init(const struct uniphier_board_data *bd) +void uniphier_pxs2_sbc_init(void) { + uniphier_sbc_init_savepin(); + /* necessary for ROM boot ?? */ /* system bus output enable */ writel(0x17, PC0CTRL); - - return 0; } diff --git a/arch/arm/mach-uniphier/sbc/sbc-savepin.c b/arch/arm/mach-uniphier/sbc/sbc-savepin.c deleted file mode 100644 index 41e9796..0000000 --- a/arch/arm/mach-uniphier/sbc/sbc-savepin.c +++ /dev/null @@ -1,57 +0,0 @@ -/* - * Copyright (C) 2011-2016 Masahiro Yamada - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include - -#include "../init.h" -#include "sbc-regs.h" - -/* slower but LED works */ -#define SBCTRL0_SAVEPIN_PERI_VALUE 0x55450000 -#define SBCTRL1_SAVEPIN_PERI_VALUE 0x07168d00 -#define SBCTRL2_SAVEPIN_PERI_VALUE 0x34000009 -#define SBCTRL4_SAVEPIN_PERI_VALUE 0x02110110 - -/* faster but LED does not work */ -#define SBCTRL0_SAVEPIN_MEM_VALUE 0x55450000 -#define SBCTRL1_SAVEPIN_MEM_VALUE 0x06057700 -/* NOR flash needs more wait counts than SRAM */ -#define SBCTRL2_SAVEPIN_MEM_VALUE 0x34000009 -#define SBCTRL4_SAVEPIN_MEM_VALUE 0x02110210 - -int uniphier_sbc_init_savepin(const struct uniphier_board_data *bd) -{ - /* - * 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/arch/arm/mach-uniphier/sbc/sbc.c b/arch/arm/mach-uniphier/sbc/sbc.c new file mode 100644 index 0000000..c09d890 --- /dev/null +++ b/arch/arm/mach-uniphier/sbc/sbc.c @@ -0,0 +1,81 @@ +/* + * Copyright (C) 2011-2015 Panasonic Corporation + * Copyright (C) 2015-2017 Socionext Inc. + * Author: Masahiro Yamada + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include + +#include "../init.h" +#include "sbc-regs.h" + +#define SBCTRL0_ADMULTIPLX_PERI_VALUE 0x33120000 +#define SBCTRL1_ADMULTIPLX_PERI_VALUE 0x03005500 +#define SBCTRL2_ADMULTIPLX_PERI_VALUE 0x14000020 + +#define SBCTRL0_ADMULTIPLX_MEM_VALUE 0x33120000 +#define SBCTRL1_ADMULTIPLX_MEM_VALUE 0x03005500 +#define SBCTRL2_ADMULTIPLX_MEM_VALUE 0x14000010 + +/* slower but LED works */ +#define SBCTRL0_SAVEPIN_PERI_VALUE 0x55450000 +#define SBCTRL1_SAVEPIN_PERI_VALUE 0x07168d00 +#define SBCTRL2_SAVEPIN_PERI_VALUE 0x34000009 +#define SBCTRL4_SAVEPIN_PERI_VALUE 0x02110110 + +/* faster but LED does not work */ +#define SBCTRL0_SAVEPIN_MEM_VALUE 0x55450000 +#define SBCTRL1_SAVEPIN_MEM_VALUE 0x06057700 +/* NOR flash needs more wait counts than SRAM */ +#define SBCTRL2_SAVEPIN_MEM_VALUE 0x34000009 +#define SBCTRL4_SAVEPIN_MEM_VALUE 0x02110210 + +static void __uniphier_sbc_init(int savepin) +{ + /* + * Only CS1 is connected to support card. + * BKSZ[1:0] should be set to "01". + */ + if (savepin) { + writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10); + writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11); + writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12); + writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14); + } else { + writel(SBCTRL0_ADMULTIPLX_MEM_VALUE, SBCTRL10); + writel(SBCTRL1_ADMULTIPLX_MEM_VALUE, SBCTRL11); + writel(SBCTRL2_ADMULTIPLX_MEM_VALUE, SBCTRL12); + } + + 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); + } +} + +void uniphier_sbc_init_admulti(void) +{ + __uniphier_sbc_init(0); +} + +void uniphier_sbc_init_savepin(void) +{ + __uniphier_sbc_init(1); +} -- cgit v0.10.2