[PATCH v2 12/13] ARM: boards: sunxi: Add pine64 board

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Signed-off-by: Jules Maselbas <jmaselbas@xxxxxxxx>
---
rfc->v1:
 - removed max-frequency on eMMC and PIO device-tree node

 arch/arm/boards/Makefile                 |  1 +
 arch/arm/boards/pine64-pine64/Makefile   |  1 +
 arch/arm/boards/pine64-pine64/lowlevel.c | 70 ++++++++++++++++++++++++
 arch/arm/dts/Makefile                    |  1 +
 arch/arm/dts/sun50i-a64-pine64-plus.dts  | 16 ++++++
 arch/arm/mach-sunxi/Kconfig              |  5 ++
 images/Makefile.sunxi                    | 10 ++++
 7 files changed, 104 insertions(+)
 create mode 100644 arch/arm/boards/pine64-pine64/Makefile
 create mode 100644 arch/arm/boards/pine64-pine64/lowlevel.c
 create mode 100644 arch/arm/dts/sun50i-a64-pine64-plus.dts

diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
index f4796f5374..2a9424d2c2 100644
--- a/arch/arm/boards/Makefile
+++ b/arch/arm/boards/Makefile
@@ -97,6 +97,7 @@ obj-$(CONFIG_MACH_PHYTEC_PHYCORE_IMX7)		+= phytec-phycore-imx7/
 obj-$(CONFIG_MACH_PHYTEC_PHYCORE_STM32MP1)	+= phytec-phycore-stm32mp1/
 obj-$(CONFIG_MACH_PHYTEC_SOM_IMX8MQ)		+= phytec-som-imx8mq/
 obj-$(CONFIG_MACH_PINE64_PINEPHONE)		+= pine64-pinephone/
+obj-$(CONFIG_MACH_PINE64_PINE64)		+= pine64-pine64/
 obj-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_AX3)	+= plathome-openblocks-ax3/
 obj-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_A6)	+= plathome-openblocks-a6/
 obj-$(CONFIG_MACH_PM9261)			+= pm9261/
diff --git a/arch/arm/boards/pine64-pine64/Makefile b/arch/arm/boards/pine64-pine64/Makefile
new file mode 100644
index 0000000000..b08c4a93ca
--- /dev/null
+++ b/arch/arm/boards/pine64-pine64/Makefile
@@ -0,0 +1 @@
+lwl-y += lowlevel.o
diff --git a/arch/arm/boards/pine64-pine64/lowlevel.c b/arch/arm/boards/pine64-pine64/lowlevel.c
new file mode 100644
index 0000000000..d7d3111557
--- /dev/null
+++ b/arch/arm/boards/pine64-pine64/lowlevel.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: GPL-2.0+
+#include <common.h>
+#include <debug_ll.h>
+#include <linux/sizes.h>
+#include <linux/bitops.h>
+#include <mach/sunxi/barebox-arm.h>
+#include <mach/sunxi/init.h>
+#include <mach/sunxi/xload.h>
+#include <mach/sunxi/egon.h>
+#include <mach/sunxi/rmr_switch.h>
+#include <mach/sunxi/sun50i-regs.h>
+#include <mach/sunxi/sunxi-pinctrl.h>
+
+SUN50I_A64_ENTRY_FUNCTION(start_pine64_pine64, r0, r1, r2)
+{
+	extern char __dtb_z_sun50i_a64_pine64_plus_start[];
+	void *fdt;
+	u32 size;
+
+	sunxi_switch_to_aarch64(.text_head_soc_header2, SUN50I_A64_RVBAR_IOMAP);
+
+	sun50i_cpu_lowlevel_init();
+	sun50i_uart_setup();
+
+	relocate_to_current_adr();
+	setup_c();
+
+	/* Skip SDRAM initialization if we run from it */
+	if (get_pc() < SUN50I_DRAM_ADDR) {
+		size = sun50i_a64_ddr3_dram_init();
+		if (size == 0) {
+			puts_ll("FAIL: dram init\r\n");
+			goto reset;
+		}
+		puthex_ll(size);
+		putc_ll('\r');	putc_ll('\n');
+	}
+
+	puts_ll("now booting\r\n");
+	fdt = __dtb_z_sun50i_a64_pine64_plus_start + get_runtime_offset();
+	barebox_arm_entry(SUN50I_DRAM_ADDR, SZ_1G, fdt);
+
+reset:
+	sun50i_cpu_lowlevel_reset();
+}
+
+SUN50I_A64_ENTRY_FUNCTION(start_pine64_pine64_xload, r0, r1, r2)
+{
+	u32 size;
+
+	sunxi_egon_header(.text_head_soc_header0);
+	sunxi_switch_to_aarch64(.text_head_soc_header1, SUN50I_A64_RVBAR_IOMAP);
+
+	sun50i_cpu_lowlevel_init();
+	sun50i_uart_setup();
+
+	relocate_to_current_adr();
+	setup_c();
+
+	size = sun50i_a64_ddr3_dram_init();
+	if (size == 0) {
+		puts_ll("FAIL: dram init\r\n");
+		goto reset;
+	}
+
+	/* now let's boot from sd */
+	sun50i_mmc0_start_image();
+reset:
+	sun50i_cpu_lowlevel_reset();
+}
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index e989f399c2..23589a5dfa 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -82,6 +82,7 @@ lwl-$(CONFIG_MACH_PHYTEC_PHYCORE_IMX7) += imx7d-phyboard-zeta.dtb.o
 lwl-$(CONFIG_MACH_PHYTEC_PHYCORE_STM32MP1) += stm32mp157c-phycore-stm32mp1-3.dtb.o
 lwl-$(CONFIG_MACH_PHYTEC_SOM_IMX8MQ) += imx8mq-phytec-phycore-som.dtb.o
 lwl-$(CONFIG_MACH_PINE64_PINEPHONE) += sun50i-a64-pinephone-1_2.dtb.o
+lwl-$(CONFIG_MACH_PINE64_PINE64) += sun50i-a64-pine64-plus.dtb.o
 lwl-$(CONFIG_MACH_PINE64_QUARTZ64) += rk3566-quartz64-a.dtb.o
 lwl-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_AX3) += armada-xp-openblocks-ax3-4-bb.dtb.o
 lwl-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_A6) += kirkwood-openblocks_a6-bb.dtb.o
diff --git a/arch/arm/dts/sun50i-a64-pine64-plus.dts b/arch/arm/dts/sun50i-a64-pine64-plus.dts
new file mode 100644
index 0000000000..c16b683e88
--- /dev/null
+++ b/arch/arm/dts/sun50i-a64-pine64-plus.dts
@@ -0,0 +1,16 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <arm64/allwinner/sun50i-a64-pine64-plus.dts>
+/{
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0x40000000 0x40000000>; /* 1 GB */
+	};
+};
+&mmc0 { /* SD */
+};
+&mmc1 { /* PIO */
+};
+&mmc2 { /* eMMC */
+	status = "ok";
+};
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index 9975ceb471..0af924ba96 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -21,4 +21,9 @@ config MACH_PINE64_PINEPHONE
 	select ARCH_SUN50I_A64
 	select ARM_USE_COMPRESSED_DTB
 
+config MACH_PINE64_PINE64
+	bool "Allwinner A64 based Pine64 PINE64"
+	select ARCH_SUN50I_A64
+	select ARM_USE_COMPRESSED_DTB
+
 endif
diff --git a/images/Makefile.sunxi b/images/Makefile.sunxi
index 070b1bf00d..75adba7f7f 100644
--- a/images/Makefile.sunxi
+++ b/images/Makefile.sunxi
@@ -20,3 +20,13 @@ image-$(CONFIG_MACH_PINE64_PINEPHONE) += barebox-pine64-pinephone_xload.img
 pblb-$(CONFIG_MACH_PINE64_PINEPHONE) += start_pine64_pinephone
 FILE_barebox-pine64-pinephone.img = start_pine64_pinephone.pblb
 image-$(CONFIG_MACH_PINE64_PINEPHONE) += barebox-pine64-pinephone.img
+
+pblb-$(CONFIG_MACH_PINE64_PINE64) += start_pine64_pine64
+FILE_barebox-pine64-pine64.img = start_pine64_pine64.pblb
+image-$(CONFIG_MACH_PINE64_PINE64) += barebox-pine64-pine64.img
+
+pblb-$(CONFIG_MACH_PINE64_PINE64) += start_pine64_pine64_xload
+MAX_PBL_IMAGE_SIZE_start_pine64_pine64_xload = 0x8000
+FILE_barebox-pine64-pine64_xload.img = start_pine64_pine64_xload.pblb.egonimg
+image-$(CONFIG_MACH_PINE64_PINE64) += barebox-pine64-pine64_xload.img
+
-- 
2.40.1





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