[U-Boot] [PATCH 1/7] arm: Add support for STMicroelectronics STiH410 soc
patrice.chotard at st.com
patrice.chotard at st.com
Thu Feb 2 17:00:35 UTC 2017
From: Patrice Chotard <patrice.chotard at st.com>
The STiH410 is an advanced multi-HD AVC processor with 3D
graphics acceleration and 1.5-GHz ARM Cortex-A9 SMP CPU
part of the stih407 family.
It has wide connectivity including USB 3.0, PCI-e, SATA
and gigabit ethernet.
Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
---
arch/arm/Kconfig | 9 ++++++
arch/arm/Makefile | 1 +
arch/arm/include/asm/arch-stih410/gpio.h | 20 +++++++++++++
arch/arm/include/asm/arch-stih410/sti.h | 14 +++++++++
arch/arm/include/asm/arch-stih410/syscfg.h | 20 +++++++++++++
arch/arm/mach-sti/Kconfig | 31 ++++++++++++++++++++
arch/arm/mach-sti/Makefile | 8 +++++
arch/arm/mach-sti/cpu.c | 16 ++++++++++
arch/arm/mach-sti/timer.c | 47 ++++++++++++++++++++++++++++++
9 files changed, 166 insertions(+)
create mode 100644 arch/arm/include/asm/arch-stih410/gpio.h
create mode 100644 arch/arm/include/asm/arch-stih410/sti.h
create mode 100644 arch/arm/include/asm/arch-stih410/syscfg.h
create mode 100644 arch/arm/mach-sti/Kconfig
create mode 100644 arch/arm/mach-sti/Makefile
create mode 100644 arch/arm/mach-sti/cpu.c
create mode 100644 arch/arm/mach-sti/timer.c
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 0229800..4aa5eb9 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -982,6 +982,13 @@ config STM32
select DM
select DM_SERIAL
+config ARCH_STI
+ bool "Support STMicrolectronics SoCs"
+ select CPU_V7
+ help
+ Support for STMicroelectronics STiH407/10 SoC family.
+ This SoC is used on Linaro 96Board STiH410-B2260
+
config ARCH_ROCKCHIP
bool "Support Rockchip SoCs"
select OF_CONTROL
@@ -1060,6 +1067,8 @@ source "arch/arm/mach-snapdragon/Kconfig"
source "arch/arm/mach-socfpga/Kconfig"
+source "arch/arm/mach-sti/Kconfig"
+
source "arch/arm/mach-stm32/Kconfig"
source "arch/arm/mach-tegra/Kconfig"
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 0d94700..116f661 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -71,6 +71,7 @@ machine-$(CONFIG_ARCH_SNAPDRAGON) += snapdragon
machine-$(CONFIG_ARCH_SOCFPGA) += socfpga
machine-$(CONFIG_ARCH_RMOBILE) += rmobile
machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip
+machine-$(CONFIG_ARCH_STI) += sti
machine-$(CONFIG_STM32) += stm32
machine-$(CONFIG_TEGRA) += tegra
machine-$(CONFIG_ARCH_UNIPHIER) += uniphier
diff --git a/arch/arm/include/asm/arch-stih410/gpio.h b/arch/arm/include/asm/arch-stih410/gpio.h
new file mode 100644
index 0000000..977b3f8
--- /dev/null
+++ b/arch/arm/include/asm/arch-stih410/gpio.h
@@ -0,0 +1,20 @@
+/*
+ * pins definition for STiH410-B2260
+ *
+ * (C) Copyright 2017 Patrice Chotard <patrice.chotard at st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _STI_GPIO_H_
+#define _STI_GPIO_H_
+
+struct sti_pin_desc {
+ unsigned char bank;
+ unsigned char pin;
+ unsigned char alt;
+ int dir;
+};
+
+#endif /* _STI_GPIO_H_ */
+
diff --git a/arch/arm/include/asm/arch-stih410/sti.h b/arch/arm/include/asm/arch-stih410/sti.h
new file mode 100644
index 0000000..d35c4f0
--- /dev/null
+++ b/arch/arm/include/asm/arch-stih410/sti.h
@@ -0,0 +1,14 @@
+/*
+ * (C) Copyright 2017 Patrice Chotard <patrice.chotard at st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _STI_H_
+#define _STI_H_
+
+/* A9_GLOBAL_TIMER_BASE */
+#define STI_A9_CONFIG_BASE 0x08760000
+#define STI_A9_GLOBAL_TIMER_BASE (STI_A9_CONFIG_BASE + 0x0200)
+
+#endif /* _STI_H_ */
diff --git a/arch/arm/include/asm/arch-stih410/syscfg.h b/arch/arm/include/asm/arch-stih410/syscfg.h
new file mode 100644
index 0000000..e027d74
--- /dev/null
+++ b/arch/arm/include/asm/arch-stih410/syscfg.h
@@ -0,0 +1,20 @@
+/*
+ * Configuration/Status Registers for STiH410 SoC
+ *
+ * (C) Copyright 2017 Patrice Chotard <patrice.chotard at st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _STI_SYSCFG_H_
+#define _STI_SYSCFG_H_
+
+#define STIH410_SYSCONF0_BASE 0x09620000 /* 0-999 */
+#define STIH410_SYSCONF1_BASE 0x09280000 /* 1000-1999 */
+#define STIH410_SYSCONF2_BASE 0x09290000 /* 2000-2999 */
+#define STIH410_SYSCONF3_BASE 0x092a0000 /* 3000-3999 */
+#define STIH410_SYSCONF4_BASE 0x09600000 /* 4000-4999 */
+#define STIH410_SYSCONF5_BASE 0x092b0000 /* 5000-5999 */
+#define STIH410_SYSCONF6_BASE 0x092c0000 /* 6000-6999 */
+
+#endif /* _STI_SYSCFG_ */
diff --git a/arch/arm/mach-sti/Kconfig b/arch/arm/mach-sti/Kconfig
new file mode 100644
index 0000000..67a3b24
--- /dev/null
+++ b/arch/arm/mach-sti/Kconfig
@@ -0,0 +1,31 @@
+if ARCH_STI
+
+config SYS_SOC
+ default "stih410"
+
+choice
+ prompt "STiH410 board select"
+
+config TARGET_STIH410_B2260
+ bool "96Boards STiH410-B2260"
+ help
+ Support for 96Board STiH410-B2260 based on STMicrolectronics
+ STiH410 soc. This board complies with 96Board Open Platform
+ Specifications. Features:
+ - 1GB DDR
+ - On-Board USB combo WiFi/Bluetooth RTL8723BU
+ with PCB soldered antenna
+ - Ethernet 1000-BaseT
+ - Sata
+ - HDMI
+ - 2 x USB2 type A
+ - micro USB2 type AB
+ - SD card slot
+ - High speed connector (SD/I2C/USB interfaces)
+ - Slow speed connector (UART/I2C/GPIO/SPI/PCM interfaces)
+
+endchoice
+
+source "board/st/stih410-b2260/Kconfig"
+
+endif
diff --git a/arch/arm/mach-sti/Makefile b/arch/arm/mach-sti/Makefile
new file mode 100644
index 0000000..a97101d
--- /dev/null
+++ b/arch/arm/mach-sti/Makefile
@@ -0,0 +1,8 @@
+#
+# (C) Copyright 2017
+# Patrice Chotard, <patrice.chotard at st.com>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += cpu.o timer.o
diff --git a/arch/arm/mach-sti/cpu.c b/arch/arm/mach-sti/cpu.c
new file mode 100644
index 0000000..e8c3fd2
--- /dev/null
+++ b/arch/arm/mach-sti/cpu.c
@@ -0,0 +1,16 @@
+/*
+ * (C) Copyright 2017 Patrice Chotard <patrice.chotard at st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <asm/arch/syscfg.h>
+#include <asm/io.h>
+
+void reset_cpu(ulong addr)
+{
+ unsigned long *sysconf;
+
+ sysconf = (unsigned long *)STIH410_SYSCONF4_BASE;
+ generic_clear_bit(0, sysconf);
+}
diff --git a/arch/arm/mach-sti/timer.c b/arch/arm/mach-sti/timer.c
new file mode 100644
index 0000000..cf4511f
--- /dev/null
+++ b/arch/arm/mach-sti/timer.c
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2017 Patrice Chotard <patrice.chotard at st.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/sti.h>
+#include <asm/arch-armv7/globaltimer.h>
+
+static struct globaltimer * const global_timer =
+ (struct globaltimer *)STI_A9_GLOBAL_TIMER_BASE;
+
+static u64 get_cpu_global_timer(void)
+{
+ u32 low, high;
+ u64 timer;
+
+ u32 old = readl(&global_timer->cnt_h);
+ while (1) {
+ low = readl(&global_timer->cnt_l);
+ high = readl(&global_timer->cnt_h);
+ if (old == high)
+ break;
+ else
+ old = high;
+ }
+ timer = high;
+ return (u64)((timer << 32) | low);
+}
+
+int timer_init(void)
+{
+ writel(0x01, &global_timer->ctl);
+ return 0;
+}
+
+unsigned long long get_ticks(void)
+{
+ return get_cpu_global_timer();
+}
+
+ulong get_tbclk(void)
+{
+ return (ulong)(CONFIG_SYS_HZ_CLOCK >> 1);
+}
--
1.9.1
More information about the U-Boot
mailing list