From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gJhAN-0000g9-Iw for barebox@lists.infradead.org; Mon, 05 Nov 2018 15:52:02 +0000 From: Sascha Hauer Date: Mon, 5 Nov 2018 16:51:12 +0100 Message-Id: <20181105155113.3434-22-s.hauer@pengutronix.de> In-Reply-To: <20181105155113.3434-1-s.hauer@pengutronix.de> References: <20181105155113.3434-1-s.hauer@pengutronix.de> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 21/22] ARM: at91: separate restart handler registration into SoC specific code To: Barebox List Signed-off-by: Sascha Hauer --- arch/arm/mach-at91/Kconfig | 14 ------------- arch/arm/mach-at91/Makefile | 6 +++--- arch/arm/mach-at91/at91sam9260.c | 11 ++++++++++ arch/arm/mach-at91/at91sam9261.c | 11 ++++++++++ arch/arm/mach-at91/at91sam9263.c | 11 ++++++++++ arch/arm/mach-at91/at91sam9_reset.S | 12 ++--------- arch/arm/mach-at91/at91sam9g45.c | 11 ++++++++++ arch/arm/mach-at91/at91sam9g45_reset.S | 12 ++--------- arch/arm/mach-at91/at91sam9n12.c | 11 ++++++++++ arch/arm/mach-at91/at91sam9x5.c | 20 +++++++++++++++++++ .../include/mach/at91sam926x_board_init.h | 2 ++ arch/arm/mach-at91/include/mach/at91sam9x5.h | 2 +- arch/arm/mach-at91/include/mach/board.h | 3 +++ arch/arm/mach-at91/include/mach/sama5d3.h | 1 + arch/arm/mach-at91/include/mach/sama5d4.h | 1 + arch/arm/mach-at91/sama5d3.c | 11 ++++++++++ arch/arm/mach-at91/sama5d4.c | 11 ++++++++++ arch/arm/mach-at91/setup.c | 8 -------- 18 files changed, 112 insertions(+), 46 deletions(-) create mode 100644 arch/arm/mach-at91/at91sam9x5.c diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 2c949098f0..7a895c2689 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -74,12 +74,6 @@ config HAVE_NAND_ATMEL_BUSWIDTH_16 config HAVE_AT91_DATAFLASH_CARD bool -config AT91SAM9_RESET - bool - -config AT91SAM9G45_RESET - bool - config HAVE_AT91_LOAD_BAREBOX_SRAM bool @@ -96,7 +90,6 @@ config SOC_AT91SAM9260 select SOC_AT91SAM9 select HAVE_AT91_DBGU0 select HAS_MACB - select AT91SAM9_RESET help Select this if you are using one of Atmel's AT91SAM9260, AT91SAM9XE or AT91SAM9G20 SoC. @@ -105,7 +98,6 @@ config SOC_AT91SAM9261 bool select SOC_AT91SAM9 select HAVE_AT91_DBGU0 - select AT91SAM9_RESET help Select this if you are using one of Atmel's AT91SAM9261 or AT91SAM9G10 SoC. @@ -114,7 +106,6 @@ config SOC_AT91SAM9263 select SOC_AT91SAM9 select HAVE_AT91_DBGU1 select HAS_MACB - select AT91SAM9_RESET select HAVE_AT91_LOAD_BAREBOX_SRAM config SOC_AT91SAM9G45 @@ -122,7 +113,6 @@ config SOC_AT91SAM9G45 select SOC_AT91SAM9 select HAVE_AT91_DBGU1 select HAS_MACB - select AT91SAM9G45_RESET help Select this if you are using one of Atmel's AT91SAM9G45 family SoC. This support covers AT91SAM9G45, AT91SAM9G46, AT91SAM9M10 and AT91SAM9M11. @@ -132,7 +122,6 @@ config SOC_AT91SAM9X5 select SOC_AT91SAM9 select HAVE_AT91_DBGU0 select HAS_MACB - select AT91SAM9G45_RESET select HAVE_AT91_SMD select HAVE_AT91_USB_CLK select HAVE_AT91_UTMI @@ -148,7 +137,6 @@ config SOC_AT91SAM9N12 bool select SOC_AT91SAM9 select HAVE_AT91_DBGU0 - select AT91SAM9G45_RESET help Select this if you are using Atmel's AT91SAM9N12 SoC. @@ -203,7 +191,6 @@ config ARCH_SAMA5D3 select SOC_SAMA5 select HAVE_AT91_DBGU1 select HAS_MACB - select AT91SAM9G45_RESET select HAVE_MACH_ARM_HEAD config ARCH_SAMA5D4 @@ -211,7 +198,6 @@ config ARCH_SAMA5D4 select SOC_SAMA5 select HAVE_AT91_DBGU2 select HAS_MACB - select AT91SAM9G45_RESET select HAVE_MACH_ARM_HEAD endchoice diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile index afbc896eea..d81683ac12 100644 --- a/arch/arm/mach-at91/Makefile +++ b/arch/arm/mach-at91/Makefile @@ -8,8 +8,8 @@ obj-$(CONFIG_CMD_AT91_BOOT_TEST) += boot_test_cmd.o obj-$(CONFIG_AT91_BOOTSTRAP) += bootstrap.o -obj-$(CONFIG_AT91SAM9_RESET) += at91sam9_reset.o -obj-$(CONFIG_AT91SAM9G45_RESET) += at91sam9g45_reset.o +obj-y += at91sam9_reset.o +obj-y += at91sam9g45_reset.o obj-$(CONFIG_AT91SAM9_SMC) += sam9_smc.o @@ -24,6 +24,6 @@ obj-$(CONFIG_ARCH_SAMA5D3) += sama5d3.o sama5d3_devices.o endif obj-$(CONFIG_ARCH_AT91SAM9G20) += at91sam9260.o at91sam9260_devices.o obj-$(CONFIG_ARCH_AT91SAM9G45) += at91sam9g45.o at91sam9g45_devices.o -obj-$(CONFIG_ARCH_AT91SAM9X5) += at91sam9x5_devices.o +obj-$(CONFIG_ARCH_AT91SAM9X5) += at91sam9x5.o at91sam9x5_devices.o obj-$(CONFIG_ARCH_AT91SAM9N12) += at91sam9n12.o at91sam9n12_devices.o obj-$(CONFIG_ARCH_SAMA5D4) += sama5d4.o sama5d4_devices.o diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index 8975bf4665..56327a2c47 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -1,8 +1,11 @@ #include #include #include +#include #include #include +#include +#include #include "generic.h" #include "clock.h" @@ -221,6 +224,12 @@ static void __init at91sam9260_register_clocks(void) clk_register(&pck1); } +static void at91sam9260_restart(struct restart_handler *rst) +{ + at91sam9_reset(IOMEM(AT91SAM9260_BASE_SDRAMC), + IOMEM(AT91SAM9260_BASE_RSTC + AT91_RSTC_CR)); +} + static void at91sam9260_initialize(void) { /* Register the processor-specific clocks */ @@ -233,6 +242,8 @@ static void at91sam9260_initialize(void) at91_add_pit(AT91SAM9260_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, AT91SAM9260_BASE_SMC, 0x200); + + restart_handler_register_fn(at91sam9260_restart); } static int at91sam9260_setup(void) diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index 35aaa9c96a..4abc556354 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -1,8 +1,11 @@ #include #include #include +#include #include #include +#include +#include #include "generic.h" #include "clock.h" @@ -213,6 +216,12 @@ static void at91sam9261_register_clocks(void) clk_register(&hck1); } +static void at91sam9261_restart(struct restart_handler *rst) +{ + at91sam9_reset(IOMEM(AT91SAM9261_BASE_SDRAMC), + IOMEM(AT91SAM9261_BASE_RSTC + AT91_RSTC_CR)); +} + static void at91sam9261_initialize(void) { /* Register the processor-specific clocks */ @@ -225,6 +234,8 @@ static void at91sam9261_initialize(void) at91_add_pit(AT91SAM9261_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, AT91SAM9261_BASE_SMC, 0x200); + + restart_handler_register_fn(at91sam9261_restart); } static int at91sam9261_setup(void) diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index ee48115ea8..690f8e06bb 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -1,8 +1,11 @@ #include #include #include +#include #include #include +#include +#include #include "clock.h" #include "generic.h" @@ -231,6 +234,12 @@ static void __init at91sam9263_register_clocks(void) clk_register(&pck3); } +static void at91sam9263_restart(struct restart_handler *rst) +{ + at91sam9_reset(IOMEM(AT91SAM9263_BASE_SDRAMC0), + IOMEM(AT91SAM9263_BASE_RSTC + AT91_RSTC_CR)); +} + static void at91sam9263_initialize(void) { /* Register the processor-specific clocks */ @@ -246,6 +255,8 @@ static void at91sam9263_initialize(void) at91_add_pit(AT91SAM9263_BASE_PIT); at91_add_sam9_smc(0, AT91SAM9263_BASE_SMC0, 0x200); at91_add_sam9_smc(1, AT91SAM9263_BASE_SMC1, 0x200); + + restart_handler_register_fn(at91sam9263_restart); } static int at91sam9263_setup(void) diff --git a/arch/arm/mach-at91/at91sam9_reset.S b/arch/arm/mach-at91/at91sam9_reset.S index c10674aa40..65e22f4fe7 100644 --- a/arch/arm/mach-at91/at91sam9_reset.S +++ b/arch/arm/mach-at91/at91sam9_reset.S @@ -20,12 +20,9 @@ .arm - .globl restart_sam9 + .globl at91sam9_reset -restart_sam9: ldr r0, .at91_va_base_sdramc @ preload constants - ldr r1, .at91_va_base_rstc_cr - - mov r2, #1 +at91sam9_reset: mov r2, #1 mov r3, #AT91_SDRAMC_LPCB_POWER_DOWN ldr r4, =AT91_RSTC_KEY | AT91_RSTC_PERRST | AT91_RSTC_PROCRST @@ -36,8 +33,3 @@ restart_sam9: ldr r0, .at91_va_base_sdramc @ preload constants str r4, [r1] @ reset processor b . - -.at91_va_base_sdramc: - .word AT91_BASE_SYS + AT91_SDRAMC -.at91_va_base_rstc_cr: - .word AT91_BASE_SYS + AT91_RSTC + AT91_RSTC_CR diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c index 29294ae28f..569aa274fc 100644 --- a/arch/arm/mach-at91/at91sam9g45.c +++ b/arch/arm/mach-at91/at91sam9g45.c @@ -1,9 +1,12 @@ #include #include #include +#include #include #include #include +#include +#include #include "generic.h" #include "clock.h" @@ -246,6 +249,12 @@ static void __init at91sam9g45_register_clocks(void) clk_register(&pck1); } +static void at91sam9g45_restart(struct restart_handler *rst) +{ + at91sam9g45_reset(IOMEM(AT91SAM9G45_BASE_DDRSDRC0), + IOMEM(AT91SAM9G45_BASE_RSTC + AT91_RSTC_CR)); +} + static void at91sam9g45_initialize(void) { /* Register the processor-specific clocks */ @@ -260,6 +269,8 @@ static void at91sam9g45_initialize(void) at91_add_pit(AT91SAM9G45_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, AT91SAM9G45_BASE_SMC, 0x200); + + restart_handler_register_fn(at91sam9g45_restart); } static int at91sam9g45_setup(void) diff --git a/arch/arm/mach-at91/at91sam9g45_reset.S b/arch/arm/mach-at91/at91sam9g45_reset.S index be2ad9d396..6a58de618c 100644 --- a/arch/arm/mach-at91/at91sam9g45_reset.S +++ b/arch/arm/mach-at91/at91sam9g45_reset.S @@ -17,12 +17,9 @@ .arm - .globl restart_sam9g45 + .globl at91sam9g45_reset -restart_sam9g45: ldr r0, .at91_va_base_sdramc @ preload constants - ldr r1, .at91_va_base_rstc_cr - - mov r2, #1 +at91sam9g45_reset: mov r2, #1 mov r3, #AT91_DDRSDRC_LPCB_POWER_DOWN ldr r4, =AT91_RSTC_KEY | AT91_RSTC_PERRST | AT91_RSTC_PROCRST @@ -33,8 +30,3 @@ restart_sam9g45: ldr r0, .at91_va_base_sdramc @ preload constants str r4, [r1] @ reset processor b . - -.at91_va_base_sdramc: - .word AT91_BASE_SYS + AT91_DDRSDRC0 -.at91_va_base_rstc_cr: - .word AT91_BASE_SYS + AT91_RSTC + AT91_RSTC_CR diff --git a/arch/arm/mach-at91/at91sam9n12.c b/arch/arm/mach-at91/at91sam9n12.c index f764af2861..365bded56e 100644 --- a/arch/arm/mach-at91/at91sam9n12.c +++ b/arch/arm/mach-at91/at91sam9n12.c @@ -1,9 +1,12 @@ #include #include #include +#include #include #include #include +#include +#include #include "generic.h" #include "clock.h" @@ -199,6 +202,12 @@ static void __init at91sam9n12_register_clocks(void) } +static void at91sam9n12_restart(struct restart_handler *rst) +{ + at91sam9g45_reset(IOMEM(AT91SAM9N12_BASE_DDRSDRC0), + IOMEM(AT91SAM9N12_BASE_RSTC + AT91_RSTC_CR)); +} + /* -------------------------------------------------------------------- * AT91SAM9N12 processor initialization * -------------------------------------------------------------------- */ @@ -216,6 +225,8 @@ static void at91sam9n12_initialize(void) at91_add_pit(AT91SAM9N12_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, AT91SAM9N12_BASE_SMC, 0x200); + + restart_handler_register_fn(at91sam9n12_restart); } static int at91sam9n12_setup(void) diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c new file mode 100644 index 0000000000..40ba9ed56e --- /dev/null +++ b/arch/arm/mach-at91/at91sam9x5.c @@ -0,0 +1,20 @@ +#include +#include +#include +#include +#include +#include + +static void at91sam9x5_restart(struct restart_handler *rst) +{ + at91sam9g45_reset(IOMEM(AT91SAM9X5_BASE_DDRSDRC0), + IOMEM(AT91SAM9X5_BASE_RSTC + AT91_RSTC_CR)); +} + +static int at91sam9x5_initialize(void) +{ + restart_handler_register_fn(at91sam9x5_restart); + + return 0; +} +coredevice_initcall(at91sam9x5_initialize); diff --git a/arch/arm/mach-at91/include/mach/at91sam926x_board_init.h b/arch/arm/mach-at91/include/mach/at91sam926x_board_init.h index cbb08b9c7e..0a036a9db2 100644 --- a/arch/arm/mach-at91/include/mach/at91sam926x_board_init.h +++ b/arch/arm/mach-at91/include/mach/at91sam926x_board_init.h @@ -21,6 +21,8 @@ #include #define AT91SAM926X_BASE_PMC 0xfffffc00 +#define AT91SAM926X_BASE_RSTC 0xfffffd00 +#define AT91SAM926X_BASE_WDT 0xfffffd40 struct at91sam926x_board_cfg { /* SoC specific */ diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5.h b/arch/arm/mach-at91/include/mach/at91sam9x5.h index 3ea2501b4c..54544968f5 100644 --- a/arch/arm/mach-at91/include/mach/at91sam9x5.h +++ b/arch/arm/mach-at91/include/mach/at91sam9x5.h @@ -90,7 +90,7 @@ * System Peripherals */ #define AT91SAM9X5_BASE_MATRIX 0xffffde00 -#define AT9SAM9X5_BASE1_PMECC 0xffffe000 +#define AT91SAM9X5_BASE_PMECC 0xffffe000 #define AT91SAM9X5_BASE_PMERRLOC 0xffffe600 #define AT91SAM9X5_BASE_DDRSDRC0 0xffffe800 #define AT91SAM9X5_BASE_SMC 0xffffea00 diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h index 56c86f0bfb..0f2c269732 100644 --- a/arch/arm/mach-at91/include/mach/board.h +++ b/arch/arm/mach-at91/include/mach/board.h @@ -167,4 +167,7 @@ void __init at91_add_device_lcdc(struct atmel_lcdfb_platform_data *data); void at91sam_phy_reset(void __iomem *rstc_base); +void at91sam9_reset(void __iomem *sdram, void __iomem *rstc_cr); +void at91sam9g45_reset(void __iomem *sdram, void __iomem *rstc_cr); + #endif diff --git a/arch/arm/mach-at91/include/mach/sama5d3.h b/arch/arm/mach-at91/include/mach/sama5d3.h index 2c64fdf48a..69f4f3d5df 100644 --- a/arch/arm/mach-at91/include/mach/sama5d3.h +++ b/arch/arm/mach-at91/include/mach/sama5d3.h @@ -98,6 +98,7 @@ #define SAMA5D3_BASE_PIOE 0xfffffa00 #define SAMA5D3_BASE_MPDDRC 0xffffea00 #define SAMA5D3_BASE_HSMC 0xffffc000 +#define SAMA5D3_BASE_RSTC 0xfffffe00 #define SAMA5D3_BASE_PIT 0xfffffe30 #define SAMA5D3_BASE_WDT 0xfffffe40 diff --git a/arch/arm/mach-at91/include/mach/sama5d4.h b/arch/arm/mach-at91/include/mach/sama5d4.h index 5ff0ffa131..022530e9f9 100644 --- a/arch/arm/mach-at91/include/mach/sama5d4.h +++ b/arch/arm/mach-at91/include/mach/sama5d4.h @@ -106,6 +106,7 @@ #define SAMA5D4_BASE_PMECC 0xfc05c070 /* (PMECC) Base Address */ #define SAMA5D4_BASE_PMERRLOC 0xfc05c500 /* (PMERRLOC) Base Address */ #define SAMA5D4_BASE_PIOD 0xfc068000 /* (PIOD) Base Address */ +#define SAMA5D4_BASE_RSTC 0xfc068600 #define SAMA5D4_BASE_PIT 0xfc068630 /* (PIT) Base Address */ #define SAMA5D4_BASE_DBGU 0xfc069000 /* (DBGU) Base Address */ #define SAMA5D4_BASE_PIOA 0xfc06a000 /* (PIOA) Base Address */ diff --git a/arch/arm/mach-at91/sama5d3.c b/arch/arm/mach-at91/sama5d3.c index 01c724f940..a5d464eca0 100644 --- a/arch/arm/mach-at91/sama5d3.c +++ b/arch/arm/mach-at91/sama5d3.c @@ -1,9 +1,12 @@ #include #include #include +#include #include #include #include +#include +#include #include #include "generic.h" @@ -369,6 +372,12 @@ static void __init sama5d3_register_clocks(void) //clk_enable(&dma1_clk); } +static void sama5d3_restart(struct restart_handler *rst) +{ + at91sam9g45_reset(IOMEM(SAMA5D3_BASE_MPDDRC), + IOMEM(SAMA5D3_BASE_RSTC + AT91_RSTC_CR)); +} + /* -------------------------------------------------------------------- * AT91SAM9x5 processor initialization * -------------------------------------------------------------------- */ @@ -387,6 +396,8 @@ static void sama5d3_initialize(void) at91_add_pit(SAMA5D3_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, SAMA5D3_BASE_HSMC + 0x600, 0xa0); + + restart_handler_register_fn(sama5d3_restart); } static int sama5d3_setup(void) diff --git a/arch/arm/mach-at91/sama5d4.c b/arch/arm/mach-at91/sama5d4.c index 137800f825..ca09dfe425 100644 --- a/arch/arm/mach-at91/sama5d4.c +++ b/arch/arm/mach-at91/sama5d4.c @@ -10,9 +10,12 @@ #include #include #include +#include #include #include #include +#include +#include #include #include "generic.h" @@ -278,6 +281,12 @@ static void __init sama5d4_register_clocks(void) clk_register(&pck2); } +static void sama5d4_restart(struct restart_handler *rst) +{ + at91sam9g45_reset(IOMEM(SAMA5D4_BASE_MPDDRC), + IOMEM(SAMA5D4_BASE_RSTC + AT91_RSTC_CR)); +} + /* -------------------------------------------------------------------- * Processor initialization * -------------------------------------------------------------------- */ @@ -295,6 +304,8 @@ static void sama5d4_initialize(void) at91_add_pit(SAMA5D4_BASE_PIT); at91_add_sam9_smc(DEVICE_ID_SINGLE, SAMA5D4_BASE_HSMC + 0x600, 0xa0); + + restart_handler_register_fn(sama5d4_restart); } static int sama5d4_setup(void) diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index 0cc3cc3dec..adc614c42c 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -283,9 +283,6 @@ static int at91_detect(void) } postcore_initcall(at91_detect); -void restart_sam9(struct restart_handler *rst); -void restart_sam9g45(struct restart_handler *rst); - static int at91_soc_device(void) { struct device_d *dev; @@ -294,11 +291,6 @@ static int at91_soc_device(void) dev_add_param_fixed(dev, "name", (char*)at91_get_soc_type(&at91_soc_initdata)); dev_add_param_fixed(dev, "subname", (char*)at91_get_soc_subtype(&at91_soc_initdata)); - if (IS_ENABLED(CONFIG_AT91SAM9_RESET)) - restart_handler_register_fn(restart_sam9); - if (IS_ENABLED(CONFIG_AT91SAM9G45_RESET)) - restart_handler_register_fn(restart_sam9g45); - return 0; } coredevice_initcall(at91_soc_device); -- 2.19.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox