From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TOamF-00027U-1x for barebox@lists.infradead.org; Wed, 17 Oct 2012 21:03:53 +0000 From: Sascha Hauer Date: Wed, 17 Oct 2012 23:03:19 +0200 Message-Id: <1350507817-7819-11-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1350507817-7819-1-git-send-email-s.hauer@pengutronix.de> References: <1350507817-7819-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 10/28] ARM Samsung boards: switch to barebox_arm_entry To: barebox@lists.infradead.org All Samsung boards automatically detect their SDRAM size. The size detection code can't be called safely from lowlevel C code, so instead the minimum SDRAM size is guessed from the defconfig files. Signed-off-by: Sascha Hauer --- arch/arm/boards/a9m2410/lowlevel_init.S | 9 +++++++-- arch/arm/boards/a9m2440/lowlevel_init.S | 9 +++++++-- arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S | 9 +++++++-- arch/arm/boards/friendlyarm-mini6410/Makefile | 2 ++ arch/arm/boards/friendlyarm-mini6410/lowlevel.c | 11 +++++++++++ arch/arm/boards/friendlyarm-tiny210/lowlevel.c | 4 +++- arch/arm/boards/friendlyarm-tiny6410/Makefile | 3 ++- arch/arm/boards/friendlyarm-tiny6410/lowlevel.c | 11 +++++++++++ 8 files changed, 50 insertions(+), 8 deletions(-) create mode 100644 arch/arm/boards/friendlyarm-mini6410/lowlevel.c create mode 100644 arch/arm/boards/friendlyarm-tiny6410/lowlevel.c diff --git a/arch/arm/boards/a9m2410/lowlevel_init.S b/arch/arm/boards/a9m2410/lowlevel_init.S index 502ecdd..178e73a 100644 --- a/arch/arm/boards/a9m2410/lowlevel_init.S +++ b/arch/arm/boards/a9m2410/lowlevel_init.S @@ -3,6 +3,7 @@ */ #include +#include #include #include @@ -21,7 +22,7 @@ reset: cmp pc, #S3C_SDRAM_END bhs 1f - b board_init_lowlevel_return + b out /* we are running from NOR or NAND/SRAM memory. Do further initialisation */ 1: @@ -33,4 +34,8 @@ reset: /* up to here we are running from the internal SRAM area */ bl s3c24x0_nand_boot #endif - b board_init_lowlevel_return +out: + mov r0, #S3C_SDRAM_BASE + mov r1, #SZ_32M + mov r2, #0 + b barebox_arm_entry diff --git a/arch/arm/boards/a9m2440/lowlevel_init.S b/arch/arm/boards/a9m2440/lowlevel_init.S index 8f6cfcb..bd51717 100644 --- a/arch/arm/boards/a9m2440/lowlevel_init.S +++ b/arch/arm/boards/a9m2440/lowlevel_init.S @@ -3,6 +3,7 @@ */ #include +#include #include #include #include @@ -225,7 +226,7 @@ reset: cmp pc, #S3C_SDRAM_END bhs 1f - b board_init_lowlevel_return + b out /* we are running from NOR or NAND/SRAM memory. Do further initialisation */ 1: @@ -237,4 +238,8 @@ reset: /* up to here we are running from the internal SRAM area */ bl s3c24x0_nand_boot #endif - b board_init_lowlevel_return +out: + mov r0, #S3C_SDRAM_BASE + mov r1, #SZ_32M + mov r2, #0 + b barebox_arm_entry diff --git a/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S b/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S index 5c06b1c..a6e06ed 100644 --- a/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S +++ b/arch/arm/boards/friendlyarm-mini2440/lowlevel_init.S @@ -3,6 +3,7 @@ */ #include +#include #include #include @@ -22,7 +23,7 @@ reset: cmp pc, #S3C_SDRAM_END bhs 1f - b board_init_lowlevel_return + b out /* we are running from NOR or NAND/SRAM memory. Do further initialisation */ 1: @@ -34,4 +35,8 @@ reset: /* up to here we are running from the internal SRAM area */ bl s3c24x0_nand_boot #endif - b board_init_lowlevel_return +out: + mov r0, #S3C_SDRAM_BASE + mov r1, #SZ_32M + mov r2, #0 + b barebox_arm_entry diff --git a/arch/arm/boards/friendlyarm-mini6410/Makefile b/arch/arm/boards/friendlyarm-mini6410/Makefile index cd7a427..d5fa853 100644 --- a/arch/arm/boards/friendlyarm-mini6410/Makefile +++ b/arch/arm/boards/friendlyarm-mini6410/Makefile @@ -1 +1,3 @@ obj-y += mini6410.o +obj-y += lowlevel.o +pbl-y += lowlevel.o diff --git a/arch/arm/boards/friendlyarm-mini6410/lowlevel.c b/arch/arm/boards/friendlyarm-mini6410/lowlevel.c new file mode 100644 index 0000000..61ed757 --- /dev/null +++ b/arch/arm/boards/friendlyarm-mini6410/lowlevel.c @@ -0,0 +1,11 @@ +#include +#include +#include +#include +#include + +void __naked reset(void) +{ + common_reset(); + barebox_arm_entry(S3C_SDRAM_BASE, SZ_128M, 0); +} diff --git a/arch/arm/boards/friendlyarm-tiny210/lowlevel.c b/arch/arm/boards/friendlyarm-tiny210/lowlevel.c index 695f97d..5d9582e 100644 --- a/arch/arm/boards/friendlyarm-tiny210/lowlevel.c +++ b/arch/arm/boards/friendlyarm-tiny210/lowlevel.c @@ -23,6 +23,7 @@ #include #include #include +#include #include #include #include @@ -61,7 +62,8 @@ void __bare_init reset(void) #endif if (get_pc() < 0xD0000000) /* Are we running from iRAM? */ - board_init_lowlevel_return(); /* No, we don't. */ + /* No, we don't. */ + barebox_arm_entry(S3C_SDRAM_BASE, SZ_64M, 0); s5p_init_dram_bank_ddr2(S5P_DMC0_BASE, 0x20E00323, 0, 0); diff --git a/arch/arm/boards/friendlyarm-tiny6410/Makefile b/arch/arm/boards/friendlyarm-tiny6410/Makefile index b3ab12e..eb0e0ed 100644 --- a/arch/arm/boards/friendlyarm-tiny6410/Makefile +++ b/arch/arm/boards/friendlyarm-tiny6410/Makefile @@ -1,3 +1,4 @@ obj-y += tiny6410.o - +obj-y += lowlevel.o +pbl-y += lowlevel.o obj-$(CONFIG_MACH_TINY6410_FA) += development-board.o diff --git a/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c b/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c new file mode 100644 index 0000000..61ed757 --- /dev/null +++ b/arch/arm/boards/friendlyarm-tiny6410/lowlevel.c @@ -0,0 +1,11 @@ +#include +#include +#include +#include +#include + +void __naked reset(void) +{ + common_reset(); + barebox_arm_entry(S3C_SDRAM_BASE, SZ_128M, 0); +} -- 1.7.10.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox