[U-Boot] [PATCH v2 2/3] MIPS: add support for Broadcom MIPS BCM6362 SoC family
Álvaro Fernández Rojas
noltari at gmail.com
Sat Feb 3 09:30:27 UTC 2018
Signed-off-by: Álvaro Fernández Rojas <noltari at gmail.com>
---
v2: no changes
arch/mips/dts/brcm,bcm6362.dtsi | 186 +++++++++++++++++++++
arch/mips/mach-bmips/Kconfig | 12 ++
include/configs/bmips_bcm6362.h | 25 +++
include/dt-bindings/clock/bcm6362-clock.h | 33 ++++
.../power-domain/bcm6362-power-domain.h | 25 +++
include/dt-bindings/reset/bcm6362-reset.h | 28 ++++
6 files changed, 309 insertions(+)
create mode 100644 arch/mips/dts/brcm,bcm6362.dtsi
create mode 100644 include/configs/bmips_bcm6362.h
create mode 100644 include/dt-bindings/clock/bcm6362-clock.h
create mode 100644 include/dt-bindings/power-domain/bcm6362-power-domain.h
create mode 100644 include/dt-bindings/reset/bcm6362-reset.h
diff --git a/arch/mips/dts/brcm,bcm6362.dtsi b/arch/mips/dts/brcm,bcm6362.dtsi
new file mode 100644
index 0000000000..921fcd52c3
--- /dev/null
+++ b/arch/mips/dts/brcm,bcm6362.dtsi
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <dt-bindings/clock/bcm6362-clock.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/power-domain/bcm6362-power-domain.h>
+#include <dt-bindings/reset/bcm6362-reset.h>
+#include "skeleton.dtsi"
+
+/ {
+ compatible = "brcm,bcm6362";
+
+ aliases {
+ spi0 = &lsspi;
+ spi1 = &hsspi;
+ };
+
+ cpus {
+ reg = <0x10000000 0x4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ u-boot,dm-pre-reloc;
+
+ cpu at 0 {
+ compatible = "brcm,bcm6362-cpu", "mips,mips4Kc";
+ device_type = "cpu";
+ reg = <0>;
+ u-boot,dm-pre-reloc;
+ };
+
+ cpu at 1 {
+ compatible = "brcm,bcm6362-cpu", "mips,mips4Kc";
+ device_type = "cpu";
+ reg = <1>;
+ u-boot,dm-pre-reloc;
+ };
+ };
+
+ clocks {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ u-boot,dm-pre-reloc;
+
+ hsspi_pll: hsspi-pll {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <133333333>;
+ };
+
+ periph_osc: periph-osc {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <50000000>;
+ u-boot,dm-pre-reloc;
+ };
+
+ periph_clk: periph-clk {
+ compatible = "brcm,bcm6345-clk";
+ reg = <0x10000004 0x4>;
+ #clock-cells = <1>;
+ };
+ };
+
+ ubus {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ u-boot,dm-pre-reloc;
+
+ pll_cntl: syscon at 10000008 {
+ compatible = "syscon";
+ reg = <0x10000008 0x4>;
+ };
+
+ syscon-reboot {
+ compatible = "syscon-reboot";
+ regmap = <&pll_cntl>;
+ offset = <0x0>;
+ mask = <0x1>;
+ };
+
+ periph_rst: reset-controller at 10000010 {
+ compatible = "brcm,bcm6345-reset";
+ reg = <0x10000010 0x4>;
+ #reset-cells = <1>;
+ };
+
+ wdt: watchdog at 1000005c {
+ compatible = "brcm,bcm6345-wdt";
+ reg = <0x1000005c 0xc>;
+ clocks = <&periph_osc>;
+ };
+
+ wdt-reboot {
+ compatible = "wdt-reboot";
+ wdt = <&wdt>;
+ };
+
+ gpio1: gpio-controller at 10000080 {
+ compatible = "brcm,bcm6345-gpio";
+ reg = <0x10000080 0x4>, <0x10000088 0x4>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <16>;
+
+ status = "disabled";
+ };
+
+ gpio0: gpio-controller at 10000084 {
+ compatible = "brcm,bcm6345-gpio";
+ reg = <0x10000084 0x4>, <0x1000008c 0x4>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ status = "disabled";
+ };
+
+ uart0: serial at 10000100 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0x10000100 0x18>;
+ clocks = <&periph_osc>;
+
+ status = "disabled";
+ };
+
+ uart1: serial at 10000120 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0x10000120 0x18>;
+ clocks = <&periph_osc>;
+
+ status = "disabled";
+ };
+
+ lsspi: spi at 10000800 {
+ compatible = "brcm,bcm6358-spi";
+ reg = <0x10000800 0x70c>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&periph_clk BCM6362_CLK_SPI>;
+ resets = <&periph_rst BCM6362_RST_SPI>;
+ spi-max-frequency = <20000000>;
+ num-cs = <8>;
+
+ status = "disabled";
+ };
+
+ hsspi: spi at 10001000 {
+ compatible = "brcm,bcm6328-hsspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x10001000 0x600>;
+ clocks = <&periph_clk BCM6362_CLK_HSSPI>, <&hsspi_pll>;
+ clock-names = "hsspi", "pll";
+ resets = <&periph_rst BCM6362_RST_SPI>;
+ spi-max-frequency = <50000000>;
+ num-cs = <8>;
+
+ status = "disabled";
+ };
+
+ leds: led-controller at 10001900 {
+ compatible = "brcm,bcm6328-leds";
+ reg = <0x10001900 0x24>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ status = "disabled";
+ };
+
+ periph_pwr: power-controller at 10001848 {
+ compatible = "brcm,bcm6328-power-domain";
+ reg = <0x10001848 0x4>;
+ #power-domain-cells = <1>;
+ };
+
+ memory-controller at 10003000 {
+ compatible = "brcm,bcm6328-mc";
+ reg = <0x10003000 0x864>;
+ u-boot,dm-pre-reloc;
+ };
+ };
+};
diff --git a/arch/mips/mach-bmips/Kconfig b/arch/mips/mach-bmips/Kconfig
index e4a0118368..2cc6a6a8d9 100644
--- a/arch/mips/mach-bmips/Kconfig
+++ b/arch/mips/mach-bmips/Kconfig
@@ -12,6 +12,7 @@ config SYS_SOC
default "bcm6348" if SOC_BMIPS_BCM6348
default "bcm6358" if SOC_BMIPS_BCM6358
default "bcm6368" if SOC_BMIPS_BCM6368
+ default "bcm6362" if SOC_BMIPS_BCM6362
default "bcm63268" if SOC_BMIPS_BCM63268
choice
@@ -94,6 +95,17 @@ config SOC_BMIPS_BCM6368
help
This supports BMIPS BCM6368 family including BCM6368 and BCM6369.
+config SOC_BMIPS_BCM6362
+ bool "BMIPS BCM6362 family"
+ select SUPPORTS_BIG_ENDIAN
+ select SUPPORTS_CPU_MIPS32_R1
+ select MIPS_TUNE_4KC
+ select MIPS_L1_CACHE_SHIFT_4
+ select SWAP_IO_SPACE
+ select SYSRESET_SYSCON
+ help
+ This supports BMIPS BCM6362 family including BCM6361 and BCM6362.
+
config SOC_BMIPS_BCM63268
bool "BMIPS BCM63268 family"
select SUPPORTS_BIG_ENDIAN
diff --git a/include/configs/bmips_bcm6362.h b/include/configs/bmips_bcm6362.h
new file mode 100644
index 0000000000..6ff0a33d49
--- /dev/null
+++ b/include/configs/bmips_bcm6362.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __CONFIG_BMIPS_BCM6362_H
+#define __CONFIG_BMIPS_BCM6362_H
+
+/* CPU */
+#define CONFIG_SYS_MIPS_TIMER_FREQ 200000000
+
+/* RAM */
+#define CONFIG_NR_DRAM_BANKS 1
+#define CONFIG_SYS_SDRAM_BASE 0x80000000
+
+/* U-Boot */
+#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE + 0x100000
+
+#if defined(CONFIG_BMIPS_BOOT_RAM)
+#define CONFIG_SKIP_LOWLEVEL_INIT
+#define CONFIG_SYS_INIT_SP_OFFSET 0x2000
+#endif
+
+#endif /* __CONFIG_BMIPS_BCM6362_H */
diff --git a/include/dt-bindings/clock/bcm6362-clock.h b/include/dt-bindings/clock/bcm6362-clock.h
new file mode 100644
index 0000000000..4fec0cf687
--- /dev/null
+++ b/include/dt-bindings/clock/bcm6362-clock.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * Derived from linux/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_BCM6362_H
+#define __DT_BINDINGS_CLOCK_BCM6362_H
+
+#define BCM6362_CLK_GLESS 0
+#define BCM6362_CLK_ADSL_QPROC 1
+#define BCM6362_CLK_ADSL_AFE 2
+#define BCM6362_CLK_ADSL 3
+#define BCM6362_CLK_MIPS 4
+#define BCM6362_CLK_WLAN_OCP 5
+#define BCM6362_CLK_SWPKT_USB 7
+#define BCM6362_CLK_SWPKT_SAR 8
+#define BCM6362_CLK_SAR 9
+#define BCM6362_CLK_ROBOSW 10
+#define BCM6362_CLK_PCM 11
+#define BCM6362_CLK_USBD 12
+#define BCM6362_CLK_USBH 13
+#define BCM6362_CLK_IPSEC 14
+#define BCM6362_CLK_SPI 15
+#define BCM6362_CLK_HSSPI 16
+#define BCM6362_CLK_PCIE 17
+#define BCM6362_CLK_FAP 18
+#define BCM6362_CLK_PHYMIPS 19
+#define BCM6362_CLK_NAND 20
+
+#endif /* __DT_BINDINGS_CLOCK_BCM6362_H */
diff --git a/include/dt-bindings/power-domain/bcm6362-power-domain.h b/include/dt-bindings/power-domain/bcm6362-power-domain.h
new file mode 100644
index 0000000000..eafaae1457
--- /dev/null
+++ b/include/dt-bindings/power-domain/bcm6362-power-domain.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_POWER_DOMAIN_BCM6362_H
+#define __DT_BINDINGS_POWER_DOMAIN_BCM6362_H
+
+#define BCM6362_PWR_SAR 0
+#define BCM6362_PWR_IPSEC 1
+#define BCM6362_PWR_MIPS 2
+#define BCM6362_PWR_DECT 3
+#define BCM6362_PWR_USBH 4
+#define BCM6362_PWR_USBD 5
+#define BCM6362_PWR_ROBOSW 6
+#define BCM6362_PWR_PCM 7
+#define BCM6362_PWR_PERIPH 8
+#define BCM6362_PWR_ADSL_PHY 9
+#define BCM6362_PWR_GMII_PADS 10
+#define BCM6362_PWR_FAP 11
+#define BCM6362_PWR_PCIE 12
+#define BCM6362_PWR_WLAN_PADS 13
+
+#endif /* __DT_BINDINGS_POWER_DOMAIN_BCM6362_H */
diff --git a/include/dt-bindings/reset/bcm6362-reset.h b/include/dt-bindings/reset/bcm6362-reset.h
new file mode 100644
index 0000000000..78c43ca482
--- /dev/null
+++ b/include/dt-bindings/reset/bcm6362-reset.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 Álvaro Fernández Rojas <noltari at gmail.com>
+ *
+ * Derived from linux/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __DT_BINDINGS_RESET_BCM6362_H
+#define __DT_BINDINGS_RESET_BCM6362_H
+
+#define BCM6362_RST_SPI 0
+#define BCM6362_RST_IPSEC 1
+#define BCM6362_RST_EPHY 2
+#define BCM6362_RST_SAR 3
+#define BCM6362_RST_ENETSW 4
+#define BCM6362_RST_USBD 5
+#define BCM6362_RST_USBH 6
+#define BCM6362_RST_PCM 7
+#define BCM6362_RST_PCIE_CORE 8
+#define BCM6362_RST_PCIE 9
+#define BCM6362_RST_PCIE_EXT 10
+#define BCM6362_RST_WLAN_SHIM 11
+#define BCM6362_RST_DDR_PHY 12
+#define BCM6362_RST_FAP 13
+#define BCM6362_RST_WLAN_UBUS 14
+
+#endif /* __DT_BINDINGS_RESET_BCM6362_H */
--
2.11.0
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