From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from ns.lynxeye.de ([87.118.118.114] helo=lynxeye.de) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iTRjr-0006qr-5w for barebox@lists.infradead.org; Sat, 09 Nov 2019 14:29:21 +0000 Received: from astat.fritz.box (a89-183-91-60.net-htp.de [89.183.91.60]) by lynxeye.de (Postfix) with ESMTPA id 70E55E74251 for ; Sat, 9 Nov 2019 15:28:42 +0100 (CET) From: Lucas Stach Date: Sat, 9 Nov 2019 15:28:25 +0100 Message-Id: <20191109142837.82409-6-dev@lynxeye.de> In-Reply-To: <20191109142837.82409-1-dev@lynxeye.de> References: <20191109142837.82409-1-dev@lynxeye.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 v2 06/18] ARM: zynq: zedboard: provide DTB To: barebox@lists.infradead.org Provide the DTB to allow devices to be probed from there, instead of board code. Signed-off-by: Lucas Stach --- arch/arm/boards/avnet-zedboard/lowlevel.c | 8 +++++++- arch/arm/dts/Makefile | 1 + arch/arm/dts/zynq-zed.dts | 7 +++++++ 3 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 arch/arm/dts/zynq-zed.dts diff --git a/arch/arm/boards/avnet-zedboard/lowlevel.c b/arch/arm/boards/avnet-zedboard/lowlevel.c index cf3c4ebd0c7e..ae279e4e64af 100644 --- a/arch/arm/boards/avnet-zedboard/lowlevel.c +++ b/arch/arm/boards/avnet-zedboard/lowlevel.c @@ -27,8 +27,13 @@ #define PLL_DDR_LOCK (1 << 1) #define PLL_IO_LOCK (1 << 2) +extern char __dtb_zynq_zed_start[]; + void __naked barebox_arm_reset_vector(uint32_t r0, uint32_t r1, uint32_t r2) { + + void *fdt = __dtb_zynq_zed_start + get_runtime_offset(); + /* open sesame */ writel(0x0000DF0D, ZYNQ_SLCR_UNLOCK); @@ -257,5 +262,6 @@ void __naked barebox_arm_reset_vector(uint32_t r0, uint32_t r1, uint32_t r2) writel(0x0000767B, ZYNQ_SLCR_LOCK); arm_cpu_lowlevel_init(); - barebox_arm_entry(0, SZ_512M, NULL); + + barebox_arm_entry(0, SZ_512M, fdt); } diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 294a0bfa5525..c097c10186a4 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -143,5 +143,6 @@ lwl-dtb-$(CONFIG_MACH_ZII_IMX7D_DEV) += imx7d-zii-rpu2.dtb.o imx7d-zii-rmu2.dtb. lwl-dtb-$(CONFIG_MACH_WAGO_PFC_AM35XX) += am35xx-pfc-750_820x.dtb.o lwl-dtb-$(CONFIG_MACH_LS1046ARDB) += fsl-ls1046a-rdb.dtb.o lwl-dtb-$(CONFIG_MACH_TQMLS1046A) += fsl-tqmls1046a-mbls10xxa.dtb.o +lwl-dtb-$(CONFIG_MACH_ZEDBOARD) += zynq-zed.dtb.o clean-files := *.dtb *.dtb.S .*.dtc .*.pre .*.dts *.dtb.lzo diff --git a/arch/arm/dts/zynq-zed.dts b/arch/arm/dts/zynq-zed.dts new file mode 100644 index 000000000000..52d68332499a --- /dev/null +++ b/arch/arm/dts/zynq-zed.dts @@ -0,0 +1,7 @@ +#include + +/ { + chosen { + stdout-path = &uart1; + }; +}; -- 2.23.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox