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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /arch/arm/mach-davinci/include/mach/common.h
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mach-davinci/include/mach/common.h')
-rw-r--r--arch/arm/mach-davinci/include/mach/common.h100
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h
new file mode 100644
index 000000000..b577e13a9
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/common.h
@@ -0,0 +1,100 @@
+/*
+ * Header for code common to all DaVinci machines.
+ *
+ * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
+ *
+ * 2007 (c) MontaVista Software, Inc. This file is licensed under
+ * the terms of the GNU General Public License version 2. This program
+ * is licensed "as is" without any warranty of any kind, whether express
+ * or implied.
+ */
+
+#ifndef __ARCH_ARM_MACH_DAVINCI_COMMON_H
+#define __ARCH_ARM_MACH_DAVINCI_COMMON_H
+
+#include <linux/clk.h>
+#include <linux/compiler.h>
+#include <linux/types.h>
+#include <linux/reboot.h>
+
+void davinci_timer_init(struct clk *clk);
+
+extern void davinci_irq_init(void);
+extern void __iomem *davinci_intc_base;
+extern int davinci_intc_type;
+
+struct davinci_timer_instance {
+ u32 base;
+ u32 bottom_irq;
+ u32 top_irq;
+ unsigned long cmp_off;
+ unsigned int cmp_irq;
+};
+
+struct davinci_timer_info {
+ struct davinci_timer_instance *timers;
+ unsigned int clockevent_id;
+ unsigned int clocksource_id;
+};
+
+struct davinci_gpio_controller;
+
+/*
+ * SoC info passed into common davinci modules.
+ *
+ * Base addresses in this structure should be physical and not virtual.
+ * Modules that take such base addresses, should internally ioremap() them to
+ * use.
+ */
+struct davinci_soc_info {
+ struct map_desc *io_desc;
+ unsigned long io_desc_num;
+ u32 cpu_id;
+ u32 jtag_id;
+ u32 jtag_id_reg;
+ struct davinci_id *ids;
+ unsigned long ids_num;
+ u32 pinmux_base;
+ const struct mux_config *pinmux_pins;
+ unsigned long pinmux_pins_num;
+ u32 intc_base;
+ int intc_type;
+ u8 *intc_irq_prios;
+ unsigned long intc_irq_num;
+ u32 *intc_host_map;
+ struct davinci_timer_info *timer_info;
+ int gpio_type;
+ u32 gpio_base;
+ unsigned gpio_num;
+ unsigned gpio_irq;
+ unsigned gpio_unbanked;
+ struct davinci_gpio_controller *gpio_ctlrs;
+ int gpio_ctlrs_num;
+ struct emac_platform_data *emac_pdata;
+ dma_addr_t sram_dma;
+ unsigned sram_len;
+};
+
+extern struct davinci_soc_info davinci_soc_info;
+
+extern void davinci_common_init(const struct davinci_soc_info *soc_info);
+extern void davinci_init_ide(void);
+void davinci_init_late(void);
+
+#ifdef CONFIG_CPU_FREQ
+int davinci_cpufreq_init(void);
+#else
+static inline int davinci_cpufreq_init(void) { return 0; }
+#endif
+
+#ifdef CONFIG_SUSPEND
+int davinci_pm_init(void);
+#else
+static inline int davinci_pm_init(void) { return 0; }
+#endif
+
+void __init pdata_quirks_init(void);
+
+#define SRAM_SIZE SZ_128K
+
+#endif /* __ARCH_ARM_MACH_DAVINCI_COMMON_H */