Merge branch 'for-next/misc'

8 files changed, 171 insertions, 4 deletions

diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
index 75e15cbda4..d303999614 100644
--- a/arch/arm/boards/Makefile
+++ b/arch/arm/boards/Makefile
@@ -77,6 +77,7 @@ obj-$(CONFIG_MACH_MB7707)			+= module-mb7707/
 obj-$(CONFIG_MACH_MIOA701)			+= mioa701/
 obj-$(CONFIG_MACH_MX23EVK)			+= freescale-mx23-evk/
 obj-$(CONFIG_MACH_MX28EVK)			+= freescale-mx28-evk/
+obj-$(CONFIG_MACH_MYIRTECH_X335X)		+= myirtech-x335x/
 obj-$(CONFIG_MACH_NESO)				+= guf-neso/
 obj-$(CONFIG_MACH_NETGEAR_RN104)		+= netgear-rn104/
 obj-$(CONFIG_MACH_NETGEAR_RN2120)		+= netgear-rn2120/
diff --git a/arch/arm/boards/archosg9/board.c b/arch/arm/boards/archosg9/board.c
index 3289cfda3d..597830432b 100644
--- a/arch/arm/boards/archosg9/board.c
+++ b/arch/arm/boards/archosg9/board.c
@@ -5,10 +5,10 @@
 #include <init.h>
 #include <asm/armlinux.h>
 #include <generated/mach-types.h>
+#include <mach/devices.h>
 #include <mach/omap4-silicon.h>
 #include <mach/omap4-devices.h>
 #include <mach/omap4_rom_usb.h>
-#include <mach/omap-fb.h>
 #include <linux/sizes.h>
 #include <i2c/i2c.h>
 #include <gpio.h>
diff --git a/arch/arm/boards/myirtech-x335x/Makefile b/arch/arm/boards/myirtech-x335x/Makefile
new file mode 100644
index 0000000000..05d9fc7bc3
--- /dev/null
+++ b/arch/arm/boards/myirtech-x335x/Makefile
@@ -0,0 +1,3 @@
+lwl-y					+= lowlevel.o
+obj-y					+= board.o
+bbenv-$(CONFIG_DEFAULT_ENVIRONMENT)	+= defaultenv-myirtech-x335x
diff --git a/arch/arm/boards/myirtech-x335x/board.c b/arch/arm/boards/myirtech-x335x/board.c
new file mode 100644
index 0000000000..c6d808284e
--- /dev/null
+++ b/arch/arm/boards/myirtech-x335x/board.c
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* SPDX-FileCopyrightText: Alexander Shiyan <shc_work@mail.ru> */
+
+#include <bootsource.h>
+#include <common.h>
+#include <driver.h>
+#include <envfs.h>
+#include <init.h>
+#include <linux/sizes.h>
+#include <mach/am33xx-generic.h>
+
+static struct omap_barebox_part myir_barebox_part = {
+	.nand_offset = SZ_128K * 4,
+	.nand_size = SZ_1M,
+};
+
+static __init int myir_devices_init(void)
+{
+	if (!of_machine_is_compatible("myir,myc-am335x"))
+		return 0;
+
+	am33xx_register_ethaddr(0, 0);
+	am33xx_register_ethaddr(1, 1);
+
+	switch (bootsource_get()) {
+	case BOOTSOURCE_MMC:
+		omap_set_bootmmc_devname("mmc0");
+		break;
+	case BOOTSOURCE_NAND:
+		omap_set_barebox_part(&myir_barebox_part);
+		break;
+	default:
+		break;
+	}
+
+	if (IS_ENABLED(CONFIG_DEFAULT_ENVIRONMENT))
+		defaultenv_append_directory(defaultenv_myirtech_x335x);
+
+	if (IS_ENABLED(CONFIG_SHELL_NONE))
+		return am33xx_of_register_bootdevice();
+
+	return 0;
+}
+coredevice_initcall(myir_devices_init);
diff --git a/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/boot/nand b/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/boot/nand
new file mode 100644
index 0000000000..c000041095
--- /dev/null
+++ b/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/boot/nand
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+global.bootm.image="/dev/nand0.system.ubi.kernel"
+global.linux.bootargs.dyn.root="ubi.mtd=system ubi.block=0,root root=fe00 ro"
diff --git a/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/nv/boot.default b/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/nv/boot.default
new file mode 100644
index 0000000000..026a25cc7e
--- /dev/null
+++ b/arch/arm/boards/myirtech-x335x/defaultenv-myirtech-x335x/nv/boot.default
@@ -0,0 +1 @@
+nand
diff --git a/arch/arm/boards/myirtech-x335x/lowlevel.c b/arch/arm/boards/myirtech-x335x/lowlevel.c
new file mode 100644
index 0000000000..e867a0be7d
--- /dev/null
+++ b/arch/arm/boards/myirtech-x335x/lowlevel.c
@@ -0,0 +1,115 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* SPDX-FileCopyrightText: Alexander Shiyan <shc_work@mail.ru> */
+
+#include <io.h>
+#include <asm/barebox-arm-head.h>
+#include <asm/barebox-arm.h>
+#include <debug_ll.h>
+#include <init.h>
+#include <linux/sizes.h>
+#include <mach/am33xx-clock.h>
+#include <mach/am33xx-generic.h>
+#include <mach/am33xx-mux.h>
+#include <mach/generic.h>
+#include <mach/sdrc.h>
+#include <mach/sys_info.h>
+#include <mach/wdt.h>
+
+#define AM335X_ZCZ_1000		0x1c2f
+
+static const struct am33xx_ddr_data ddr3_data = {
+	.rd_slave_ratio0	= 0x38,
+	.wr_dqs_slave_ratio0	= 0x44,
+	.fifo_we_slave_ratio0	= 0x94,
+	.wr_slave_ratio0	= 0x7d,
+	.use_rank0_delay	= 0x01,
+	.dll_lock_diff0		= 0x00,
+};
+
+static const struct am33xx_cmd_control ddr3_cmd_ctrl = {
+	.slave_ratio0	= 0x80,
+	.dll_lock_diff0	= 0x01,
+	.invert_clkout0	= 0x00,
+	.slave_ratio1	= 0x80,
+	.dll_lock_diff1	= 0x01,
+	.invert_clkout1	= 0x00,
+	.slave_ratio2	= 0x80,
+	.dll_lock_diff2	= 0x01,
+	.invert_clkout2	= 0x00,
+};
+
+/* CPU module contains 512MB (2*256MB) DDR3 SDRAM (2*128MB compatible),
+ * so we configure EMIF for 512MB then detect real size of memory.
+ */
+static const struct am33xx_emif_regs ddr3_regs = {
+	.emif_read_latency	= 0x00100007,
+	.emif_tim1		= 0x0aaad4db,
+	.emif_tim2		= 0x266b7fda,
+	.emif_tim3		= 0x501f867f,
+	.zq_config		= 0x50074be4,
+	.sdram_config		= 0x61c05332,
+	.sdram_config2		= 0x00,
+	.sdram_ref_ctrl		= 0xc30,
+};
+
+extern char __dtb_z_am335x_myirtech_myd_start[];
+
+ENTRY_FUNCTION(start_am33xx_myirtech_sram, bootinfo, r1, r2)
+{
+	int mpupll;
+	void *fdt;
+
+	am33xx_save_bootinfo((void *)bootinfo);
+
+	arm_cpu_lowlevel_init();
+
+	relocate_to_current_adr();
+	setup_c();
+
+	fdt = __dtb_z_am335x_myirtech_myd_start;
+
+	/* WDT1 is already running when the bootloader gets control
+	 * Disable it to avoid "random" resets
+	 */
+	__raw_writel(WDT_DISABLE_CODE1, AM33XX_WDT_REG(WSPR));
+	while (__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
+	__raw_writel(WDT_DISABLE_CODE2, AM33XX_WDT_REG(WSPR));
+	while (__raw_readl(AM33XX_WDT_REG(WWPS)) != 0x0);
+
+	mpupll = MPUPLL_M_800;
+	if (am33xx_get_cpu_rev() == AM335X_ES2_1) {
+		u32 deviceid = readl(AM33XX_EFUSE_SMA) & 0x1fff;
+		if (deviceid == AM335X_ZCZ_1000)
+			mpupll = MPUPLL_M_1000;
+	}
+
+	am33xx_pll_init(mpupll, DDRPLL_M_400);
+
+	am335x_sdram_init(0x18b, &ddr3_cmd_ctrl, &ddr3_regs, &ddr3_data);
+
+	if (IS_ENABLED(CONFIG_DEBUG_LL)) {
+		am33xx_uart_soft_reset(IOMEM(AM33XX_UART0_BASE));
+		am33xx_enable_uart0_pin_mux();
+		omap_uart_lowlevel_init(IOMEM(AM33XX_UART0_BASE));
+		putc_ll('>');
+	}
+
+	barebox_arm_entry(AM33XX_DRAM_ADDR_SPACE_START, SZ_256M, fdt);
+}
+
+ENTRY_FUNCTION(start_am33xx_myirtech_sdram, r0, r1, r2)
+{
+	void *fdt;
+	u32 sdram_size;
+
+	fdt = __dtb_z_am335x_myirtech_myd_start;
+
+	fdt += get_runtime_offset();
+
+	/* Detect 256M/512M module variant */
+	__raw_writel(SZ_512M, AM33XX_DRAM_ADDR_SPACE_START + SZ_256M);
+	__raw_writel(SZ_256M, AM33XX_DRAM_ADDR_SPACE_START + 0);
+	sdram_size = __raw_readl(AM33XX_DRAM_ADDR_SPACE_START + SZ_256M);
+
+	barebox_arm_entry(AM33XX_DRAM_ADDR_SPACE_START, sdram_size, fdt);
+}
diff --git a/arch/arm/boards/phytec-phycore-omap4460/board.c b/arch/arm/boards/phytec-phycore-omap4460/board.c
index 9e8b9e56a7..e25ff5eb31 100644
--- a/arch/arm/boards/phytec-phycore-omap4460/board.c
+++ b/arch/arm/boards/phytec-phycore-omap4460/board.c
@@ -10,10 +10,10 @@
 #include <envfs.h>
 #include <asm/armlinux.h>
 #include <generated/mach-types.h>
+#include <mach/devices.h>
 #include <mach/omap4-silicon.h>
 #include <mach/omap4-devices.h>
 #include <mach/omap4-clock.h>
-#include <mach/omap-fb.h>
 #include <mach/sdrc.h>
 #include <mach/sys_info.h>
 #include <mach/syslib.h>
@@ -292,8 +292,7 @@ static int pcm049_devices_init(void)
 
 	armlinux_set_architecture(MACH_TYPE_PCM049);
 
-	if (IS_ENABLED(CONFIG_DRIVER_VIDEO_OMAP))
-		omap_add_display(&pcm049_fb_data);
+	omap_add_display(&pcm049_fb_data);
 
 	if (IS_ENABLED(CONFIG_DEFAULT_ENVIRONMENT_GENERIC))
 		defaultenv_append_directory(defaultenv_phytec_phycore_omap4460);