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-rw-r--r--arch/Kconfig1
-rw-r--r--arch/arm/cpu/armv8/fsl-layerscape/Kconfig17
-rw-r--r--arch/arm/dts/armada-cp110-master.dtsi1
-rw-r--r--arch/arm/dts/armada-cp110-slave.dtsi1
-rw-r--r--arch/arm/mach-bcm283x/Kconfig67
-rw-r--r--arch/arm/mach-bcm283x/include/mach/mbox.h14
-rw-r--r--arch/arm/mach-bcm283x/include/mach/sdhci.h6
-rw-r--r--arch/arm/mach-bcm283x/include/mach/timer.h6
-rw-r--r--arch/arm/mach-bcm283x/include/mach/wdog.h6
-rw-r--r--arch/arm/mach-bcm283x/mbox.c6
-rw-r--r--arch/sh/cpu/u-boot.lds1
-rw-r--r--arch/sh/dts/Makefile12
-rw-r--r--arch/sh/dts/sh7751-r2dplus.dts26
-rw-r--r--arch/sh/include/asm/config.h4
-rw-r--r--arch/sh/lib/start.S14
15 files changed, 139 insertions, 43 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index f4ada57909..141e48bc43 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -137,6 +137,7 @@ config SANDBOX
config SH
bool "SuperH architecture"
select HAVE_PRIVATE_LIBGCC
+ select SUPPORT_OF_CONTROL
config X86
bool "x86 architecture"
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
index 42d31fdab0..54d03ae622 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
+++ b/arch/arm/cpu/armv8/fsl-layerscape/Kconfig
@@ -245,14 +245,6 @@ config FSL_LSCH3
config NXP_LSCH3_2
bool
-config FSL_MC_ENET
- bool "Management Complex network"
- depends on ARCH_LS2080A || ARCH_LS1088A || ARCH_LX2160A
- default y
- select RESV_RAM
- help
- Enable Management Complex (MC) network
-
menu "Layerscape architecture"
depends on FSL_LSCH2 || FSL_LSCH3
@@ -593,15 +585,6 @@ config SYS_FSL_HAS_RGMII
bool
depends on SYS_FSL_EC1 || SYS_FSL_EC2
-
-config SYS_MC_RSV_MEM_ALIGN
- hex "Management Complex reserved memory alignment"
- depends on RESV_RAM
- default 0x20000000 if ARCH_LS2080A || ARCH_LS1088A || ARCH_LX2160A
- help
- Reserved memory needs to be aligned for MC to use. Default value
- is 512MB.
-
config SPL_LDSCRIPT
default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARCH_LS1043A || ARCH_LS1046A || ARCH_LS2080A
diff --git a/arch/arm/dts/armada-cp110-master.dtsi b/arch/arm/dts/armada-cp110-master.dtsi
index 551d00d774..e4c17e9f4b 100644
--- a/arch/arm/dts/armada-cp110-master.dtsi
+++ b/arch/arm/dts/armada-cp110-master.dtsi
@@ -96,6 +96,7 @@
#size-cells = <0>;
compatible = "marvell,orion-mdio";
reg = <0x12a200 0x10>;
+ device-name = "cpm-mdio";
};
cpm_syscon0: system-controller@440000 {
diff --git a/arch/arm/dts/armada-cp110-slave.dtsi b/arch/arm/dts/armada-cp110-slave.dtsi
index 2ea9004f1d..2fbd7b5514 100644
--- a/arch/arm/dts/armada-cp110-slave.dtsi
+++ b/arch/arm/dts/armada-cp110-slave.dtsi
@@ -96,6 +96,7 @@
#size-cells = <0>;
compatible = "marvell,orion-mdio";
reg = <0x12a200 0x10>;
+ device-name = "cps-mdio";
};
cps_syscon0: system-controller@440000 {
diff --git a/arch/arm/mach-bcm283x/Kconfig b/arch/arm/mach-bcm283x/Kconfig
index 3eb5a9a897..b08275f598 100644
--- a/arch/arm/mach-bcm283x/Kconfig
+++ b/arch/arm/mach-bcm283x/Kconfig
@@ -26,6 +26,23 @@ config BCM2837_64B
select BCM2837
select ARM64
+config BCM2711
+ bool "Broadcom BCM2711 SoC support"
+ depends on ARCH_BCM283X
+
+config BCM2711_32B
+ bool "Broadcom BCM2711 SoC 32-bit support"
+ depends on ARCH_BCM283X
+ select BCM2711
+ select ARMV7_LPAE
+ select CPU_V7A
+
+config BCM2711_64B
+ bool "Broadcom BCM2711 SoC 64-bit support"
+ depends on ARCH_BCM283X
+ select BCM2711
+ select ARM64
+
menu "Broadcom BCM283X family"
depends on ARCH_BCM283X
@@ -127,6 +144,50 @@ config TARGET_RPI_3
This option creates a build targeting the ARMv8/AArch64 ISA.
select BCM2837_64B
+config TARGET_RPI_4_32B
+ bool "Raspberry Pi 4 32-bit build"
+ help
+ Support for all BCM2711-based Raspberry Pi variants, such as
+ the RPi 4 model B, in AArch32 (32-bit) mode.
+
+ This option assumes the VideoCore firmware is configured to use the
+ mini UART (rather than PL011) for the serial console. This is the
+ default on the RPi 4. To enable the UART console, the following non-
+ default option must be present in config.txt: enable_uart=1. This is
+ required for U-Boot to operate correctly, even if you only care
+ about the HDMI/usbkbd console.
+
+ Due to hardware incompatibilities, this can't be used with
+ BCM283/5/6/7.
+
+ This option creates a build targeting the ARMv7/AArch32 ISA.
+ select BCM2711_32B
+
+config TARGET_RPI_4
+ bool "Raspberry Pi 4 64-bit build"
+ help
+ Support for all BCM2711-based Raspberry Pi variants, such as
+ the RPi 4 model B, in AArch64 (64-bit) mode.
+
+ This option assumes the VideoCore firmware is configured to use the
+ mini UART (rather than PL011) for the serial console. This is the
+ default on the RPi 4. To enable the UART console, the following non-
+ default option must be present in config.txt: enable_uart=1. This is
+ required for U-Boot to operate correctly, even if you only care
+ about the HDMI/usbkbd console.
+
+ Due to hardware incompatibilities, this can't be used with
+ BCM283/5/6/7.
+
+ Also, due to a bug in firmware, switching to 64bit mode doesn't
+ happen automatically based on the kernel's image filename. See
+ https://github.com/raspberrypi/firmware/issues/1193 for more details.
+ Until that is resolved, the configuration (config.txt) needs to
+ explicitly set: arm_64bit=1.
+
+ This option creates a build targeting the ARMv8/AArch64 ISA.
+ select BCM2711_64B
+
endchoice
config SYS_BOARD
@@ -141,4 +202,10 @@ config SYS_SOC
config SYS_CONFIG_NAME
default "rpi"
+config BCM283x_BASE
+ hex
+ default "0x20000000" if BCM2835
+ default "0x3f000000" if BCM2836 || BCM2837
+ default "0xfe000000" if BCM2711
+
endmenu
diff --git a/arch/arm/mach-bcm283x/include/mach/mbox.h b/arch/arm/mach-bcm283x/include/mach/mbox.h
index e3a893e49c..0b6c2543d5 100644
--- a/arch/arm/mach-bcm283x/include/mach/mbox.h
+++ b/arch/arm/mach-bcm283x/include/mach/mbox.h
@@ -37,18 +37,17 @@
/* Raw mailbox HW */
-#ifndef CONFIG_BCM2835
-#define BCM2835_MBOX_PHYSADDR 0x3f00b880
-#else
-#define BCM2835_MBOX_PHYSADDR 0x2000b880
-#endif
+#define BCM2835_MBOX_PHYSADDR (CONFIG_BCM283x_BASE + 0x0000b880)
struct bcm2835_mbox_regs {
u32 read;
u32 rsvd0[5];
- u32 status;
- u32 config;
+ u32 mail0_status;
+ u32 mail0_config;
u32 write;
+ u32 rsvd1[5];
+ u32 mail1_status;
+ u32 mail1_config;
};
#define BCM2835_MBOX_STATUS_WR_FULL 0x80000000
@@ -234,6 +233,7 @@ struct bcm2835_mbox_tag_set_power_state {
#define BCM2835_MBOX_CLOCK_ID_SDRAM 8
#define BCM2835_MBOX_CLOCK_ID_PIXEL 9
#define BCM2835_MBOX_CLOCK_ID_PWM 10
+#define BCM2835_MBOX_CLOCK_ID_EMMC2 12
struct bcm2835_mbox_tag_get_clock_rate {
struct bcm2835_mbox_tag_hdr tag_hdr;
diff --git a/arch/arm/mach-bcm283x/include/mach/sdhci.h b/arch/arm/mach-bcm283x/include/mach/sdhci.h
index 5cb6ec3340..b443c379d8 100644
--- a/arch/arm/mach-bcm283x/include/mach/sdhci.h
+++ b/arch/arm/mach-bcm283x/include/mach/sdhci.h
@@ -6,11 +6,7 @@
#ifndef _BCM2835_SDHCI_H_
#define _BCM2835_SDHCI_H_
-#ifndef CONFIG_BCM2835
-#define BCM2835_SDHCI_BASE 0x3f300000
-#else
-#define BCM2835_SDHCI_BASE 0x20300000
-#endif
+#define BCM2835_SDHCI_BASE (CONFIG_BCM283x_BASE + 0x00300000)
int bcm2835_sdhci_init(u32 regbase, u32 emmc_freq);
diff --git a/arch/arm/mach-bcm283x/include/mach/timer.h b/arch/arm/mach-bcm283x/include/mach/timer.h
index 56b0c356bb..014355e759 100644
--- a/arch/arm/mach-bcm283x/include/mach/timer.h
+++ b/arch/arm/mach-bcm283x/include/mach/timer.h
@@ -6,11 +6,7 @@
#ifndef _BCM2835_TIMER_H
#define _BCM2835_TIMER_H
-#ifndef CONFIG_BCM2835
-#define BCM2835_TIMER_PHYSADDR 0x3f003000
-#else
-#define BCM2835_TIMER_PHYSADDR 0x20003000
-#endif
+#define BCM2835_TIMER_PHYSADDR (CONFIG_BCM283x_BASE + 0x00003000)
#define BCM2835_TIMER_CS_M3 (1 << 3)
#define BCM2835_TIMER_CS_M2 (1 << 2)
diff --git a/arch/arm/mach-bcm283x/include/mach/wdog.h b/arch/arm/mach-bcm283x/include/mach/wdog.h
index 99c88e5df7..8292b3cf1f 100644
--- a/arch/arm/mach-bcm283x/include/mach/wdog.h
+++ b/arch/arm/mach-bcm283x/include/mach/wdog.h
@@ -6,11 +6,7 @@
#ifndef _BCM2835_WDOG_H
#define _BCM2835_WDOG_H
-#ifndef CONFIG_BCM2835
-#define BCM2835_WDOG_PHYSADDR 0x3f100000
-#else
-#define BCM2835_WDOG_PHYSADDR 0x20100000
-#endif
+#define BCM2835_WDOG_PHYSADDR (CONFIG_BCM283x_BASE + 0x00100000)
struct bcm2835_wdog_regs {
u32 unknown0[7];
diff --git a/arch/arm/mach-bcm283x/mbox.c b/arch/arm/mach-bcm283x/mbox.c
index 1642ebd103..3c67f68c17 100644
--- a/arch/arm/mach-bcm283x/mbox.c
+++ b/arch/arm/mach-bcm283x/mbox.c
@@ -27,7 +27,7 @@ int bcm2835_mbox_call_raw(u32 chan, u32 send, u32 *recv)
/* Drain any stale responses */
for (;;) {
- val = readl(&regs->status);
+ val = readl(&regs->mail0_status);
if (val & BCM2835_MBOX_STATUS_RD_EMPTY)
break;
if (get_timer(0) >= endtime) {
@@ -40,7 +40,7 @@ int bcm2835_mbox_call_raw(u32 chan, u32 send, u32 *recv)
/* Wait for space to send */
for (;;) {
- val = readl(&regs->status);
+ val = readl(&regs->mail1_status);
if (!(val & BCM2835_MBOX_STATUS_WR_FULL))
break;
if (get_timer(0) >= endtime) {
@@ -58,7 +58,7 @@ int bcm2835_mbox_call_raw(u32 chan, u32 send, u32 *recv)
/* Wait for the response */
for (;;) {
- val = readl(&regs->status);
+ val = readl(&regs->mail0_status);
if (!(val & BCM2835_MBOX_STATUS_RD_EMPTY))
break;
if (get_timer(0) >= endtime) {
diff --git a/arch/sh/cpu/u-boot.lds b/arch/sh/cpu/u-boot.lds
index 7b225a6bd9..47302da252 100644
--- a/arch/sh/cpu/u-boot.lds
+++ b/arch/sh/cpu/u-boot.lds
@@ -75,6 +75,7 @@ SECTIONS
PROVIDE (__init_end = .);
PROVIDE (reloc_dst_end = .);
+ PROVIDE (_end = .);
PROVIDE (bss_start = .);
PROVIDE (__bss_start = .);
diff --git a/arch/sh/dts/Makefile b/arch/sh/dts/Makefile
new file mode 100644
index 0000000000..e423bfd566
--- /dev/null
+++ b/arch/sh/dts/Makefile
@@ -0,0 +1,12 @@
+dtb-y += sh7751-r2dplus.dtb
+
+targets += $(dtb-y)
+
+# Add any required device tree compiler flags here
+DTC_FLAGS +=
+
+PHONY += dtbs
+dtbs: $(addprefix $(obj)/, $(dtb-y))
+ @:
+
+clean-files := *.dtb *_HS
diff --git a/arch/sh/dts/sh7751-r2dplus.dts b/arch/sh/dts/sh7751-r2dplus.dts
new file mode 100644
index 0000000000..ecaf0772d8
--- /dev/null
+++ b/arch/sh/dts/sh7751-r2dplus.dts
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the SH7751 R2Dplus
+ *
+ * Copyright (C) 2019 Marek Vasut <marek.vasut@gmail.com>
+ */
+
+/dts-v1/;
+/ {
+ model = "R2D";
+ compatible = "renesas,r2d", "renesas,sh7751";
+
+ pci@fe200000 {
+ compatible = "renesas,pci-sh7751";
+ device_type = "pci";
+ reg = <0 0xfe200000 0 0x1000>;
+ status = "okay";
+
+ bus-range = <0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x01000000 0 0xfe240000 0 0xfe240000 0 0x00040000
+ 0x02000000 0 0xfd000000 0 0xfd000000 0 0x01000000>;
+ };
+};
diff --git a/arch/sh/include/asm/config.h b/arch/sh/include/asm/config.h
index df38c82abc..e1cd322152 100644
--- a/arch/sh/include/asm/config.h
+++ b/arch/sh/include/asm/config.h
@@ -8,9 +8,11 @@
#include <asm/processor.h>
+#define CONFIG_LMB
+
/* Timer */
#define CONFIG_SYS_TIMER_COUNTS_DOWN
-#define CONFIG_SYS_TIMER_COUNTER (TMU_BASE + 0x8) /* TCNT0 */
+#define CONFIG_SYS_TIMER_COUNTER (TMU_BASE + 0xc) /* TCNT0 */
#define CONFIG_SYS_TIMER_RATE (CONFIG_SYS_CLK_FREQ / 4)
#endif
diff --git a/arch/sh/lib/start.S b/arch/sh/lib/start.S
index f5350b9064..f9f26d3779 100644
--- a/arch/sh/lib/start.S
+++ b/arch/sh/lib/start.S
@@ -22,6 +22,17 @@ _start:
mov.l ._reloc_dst, r4
add #(_start-1b), r5
mov.l ._reloc_dst_end, r6
+#ifdef CONFIG_OF_SEPARATE
+ mov.l ._reloc_size, r0
+ add r5, r0
+ add #4, r0
+ mov.l @r0, r0
+ swap.b r0, r0
+ swap.w r0, r0
+ swap.b r0, r0
+ add #4, r0
+ add r0, r6
+#endif
2: mov.l @r5+, r1
mov.l r1, @r4
@@ -29,6 +40,7 @@ _start:
cmp/hs r6, r4
bf 2b
+#ifndef CONFIG_OF_SEPARATE
mov.l ._bss_start, r4
mov.l ._bss_end, r5
mov #0, r1
@@ -37,6 +49,7 @@ _start:
add #4, r4
cmp/hs r5, r4
bf 3b
+#endif
mov.l ._gd_init, r13 /* global data */
mov.l ._stack_init, r15 /* stack */
@@ -53,6 +66,7 @@ loop:
._lowlevel_init: .long (lowlevel_init - (100b + 4))
._reloc_dst: .long _start
._reloc_dst_end: .long reloc_dst_end
+._reloc_size: .long (_end - _start)
._bss_start: .long bss_start
._bss_end: .long bss_end
._gd_init: .long (_start - GENERATED_GBL_DATA_SIZE)
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-30 06:29:26 +0000