#
# Makefile for Loongson-3 family machines
#
-obj-y += irq.o cop2-ex.o platform.o
+obj-y += irq.o cop2-ex.o platform.o acpi_init.o
obj-$(CONFIG_SMP) += smp.o
--- /dev/null
+#include <linux/io.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/export.h>
+
+#define SBX00_ACPI_IO_BASE 0x800
+#define SBX00_ACPI_IO_SIZE 0x100
+
+#define ACPI_PM_EVT_BLK (SBX00_ACPI_IO_BASE + 0x00) /* 4 bytes */
+#define ACPI_PM_CNT_BLK (SBX00_ACPI_IO_BASE + 0x04) /* 2 bytes */
+#define ACPI_PMA_CNT_BLK (SBX00_ACPI_IO_BASE + 0x0F) /* 1 byte */
+#define ACPI_PM_TMR_BLK (SBX00_ACPI_IO_BASE + 0x18) /* 4 bytes */
+#define ACPI_GPE0_BLK (SBX00_ACPI_IO_BASE + 0x10) /* 8 bytes */
+#define ACPI_END (SBX00_ACPI_IO_BASE + 0x80)
+
+#define PM_INDEX 0xCD6
+#define PM_DATA 0xCD7
+#define PM2_INDEX 0xCD0
+#define PM2_DATA 0xCD1
+
+/*
+ * SCI interrupt need acpi space, allocate here
+ */
+
+static int __init register_acpi_resource(void)
+{
+ request_region(SBX00_ACPI_IO_BASE, SBX00_ACPI_IO_SIZE, "acpi");
+ return 0;
+}
+
+static void pmio_write_index(u16 index, u8 reg, u8 value)
+{
+ outb(reg, index);
+ outb(value, index + 1);
+}
+
+static u8 pmio_read_index(u16 index, u8 reg)
+{
+ outb(reg, index);
+ return inb(index + 1);
+}
+
+void pm_iowrite(u8 reg, u8 value)
+{
+ pmio_write_index(PM_INDEX, reg, value);
+}
+EXPORT_SYMBOL(pm_iowrite);
+
+u8 pm_ioread(u8 reg)
+{
+ return pmio_read_index(PM_INDEX, reg);
+}
+EXPORT_SYMBOL(pm_ioread);
+
+void pm2_iowrite(u8 reg, u8 value)
+{
+ pmio_write_index(PM2_INDEX, reg, value);
+}
+EXPORT_SYMBOL(pm2_iowrite);
+
+u8 pm2_ioread(u8 reg)
+{
+ return pmio_read_index(PM2_INDEX, reg);
+}
+EXPORT_SYMBOL(pm2_ioread);
+
+static void acpi_hw_clear_status(void)
+{
+ u16 value;
+
+ /* PMStatus: Clear WakeStatus/PwrBtnStatus */
+ value = inw(ACPI_PM_EVT_BLK);
+ value |= (1 << 8 | 1 << 15);
+ outw(value, ACPI_PM_EVT_BLK);
+
+ /* GPEStatus: Clear all generated events */
+ outl(inl(ACPI_GPE0_BLK), ACPI_GPE0_BLK);
+}
+
+void acpi_registers_setup(void)
+{
+ u32 value;
+
+ /* PM Status Base */
+ pm_iowrite(0x20, ACPI_PM_EVT_BLK & 0xff);
+ pm_iowrite(0x21, ACPI_PM_EVT_BLK >> 8);
+
+ /* PM Control Base */
+ pm_iowrite(0x22, ACPI_PM_CNT_BLK & 0xff);
+ pm_iowrite(0x23, ACPI_PM_CNT_BLK >> 8);
+
+ /* GPM Base */
+ pm_iowrite(0x28, ACPI_GPE0_BLK & 0xff);
+ pm_iowrite(0x29, ACPI_GPE0_BLK >> 8);
+
+ /* ACPI End */
+ pm_iowrite(0x2e, ACPI_END & 0xff);
+ pm_iowrite(0x2f, ACPI_END >> 8);
+
+ /* IO Decode: When AcpiDecodeEnable set, South-Bridge uses the contents
+ * of the PM registers at index 0x20~0x2B to decode ACPI I/O address. */
+ pm_iowrite(0x0e, 1 << 3);
+
+ /* SCI_EN set */
+ outw(1, ACPI_PM_CNT_BLK);
+
+ /* Enable to generate SCI */
+ pm_iowrite(0x10, pm_ioread(0x10) | 1);
+
+ /* GPM3/GPM9 enable */
+ value = inl(ACPI_GPE0_BLK + 4);
+ outl(value | (1 << 14) | (1 << 22), ACPI_GPE0_BLK + 4);
+
+ /* Set GPM9 as input */
+ pm_iowrite(0x8d, pm_ioread(0x8d) & (~(1 << 1)));
+
+ /* Set GPM9 as non-output */
+ pm_iowrite(0x94, pm_ioread(0x94) | (1 << 3));
+
+ /* GPM3 config ACPI trigger SCIOUT */
+ pm_iowrite(0x33, pm_ioread(0x33) & (~(3 << 4)));
+
+ /* GPM9 config ACPI trigger SCIOUT */
+ pm_iowrite(0x3d, pm_ioread(0x3d) & (~(3 << 2)));
+
+ /* GPM3 config falling edge trigger */
+ pm_iowrite(0x37, pm_ioread(0x37) & (~(1 << 6)));
+
+ /* No wait for STPGNT# in ACPI Sx state */
+ pm_iowrite(0x7c, pm_ioread(0x7c) | (1 << 6));
+
+ /* Set GPM3 pull-down enable */
+ value = pm2_ioread(0xf6);
+ value |= ((1 << 7) | (1 << 3));
+ pm2_iowrite(0xf6, value);
+
+ /* Set GPM9 pull-down enable */
+ value = pm2_ioread(0xf8);
+ value |= ((1 << 5) | (1 << 1));
+ pm2_iowrite(0xf8, value);
+}
+
+int __init sbx00_acpi_init(void)
+{
+ register_acpi_resource();
+ acpi_registers_setup();
+ acpi_hw_clear_status();
+
+ return 0;
+}
if MIPS_PLATFORM_DEVICES
-config MIPS_ACPI
- bool
- default y if LOONGSON_MACH3X
-
config CPU_HWMON
tristate "Loongson CPU HWMon Driver"
depends on LOONGSON_MACH3X
-obj-$(CONFIG_MIPS_ACPI) += acpi_init.o
obj-$(CONFIG_CPU_HWMON) += cpu_hwmon.o
+++ /dev/null
-#include <linux/io.h>
-#include <linux/init.h>
-#include <linux/ioport.h>
-#include <linux/export.h>
-
-#define SBX00_ACPI_IO_BASE 0x800
-#define SBX00_ACPI_IO_SIZE 0x100
-
-#define ACPI_PM_EVT_BLK (SBX00_ACPI_IO_BASE + 0x00) /* 4 bytes */
-#define ACPI_PM_CNT_BLK (SBX00_ACPI_IO_BASE + 0x04) /* 2 bytes */
-#define ACPI_PMA_CNT_BLK (SBX00_ACPI_IO_BASE + 0x0F) /* 1 byte */
-#define ACPI_PM_TMR_BLK (SBX00_ACPI_IO_BASE + 0x18) /* 4 bytes */
-#define ACPI_GPE0_BLK (SBX00_ACPI_IO_BASE + 0x10) /* 8 bytes */
-#define ACPI_END (SBX00_ACPI_IO_BASE + 0x80)
-
-#define PM_INDEX 0xCD6
-#define PM_DATA 0xCD7
-#define PM2_INDEX 0xCD0
-#define PM2_DATA 0xCD1
-
-/*
- * SCI interrupt need acpi space, allocate here
- */
-
-static int __init register_acpi_resource(void)
-{
- request_region(SBX00_ACPI_IO_BASE, SBX00_ACPI_IO_SIZE, "acpi");
- return 0;
-}
-
-static void pmio_write_index(u16 index, u8 reg, u8 value)
-{
- outb(reg, index);
- outb(value, index + 1);
-}
-
-static u8 pmio_read_index(u16 index, u8 reg)
-{
- outb(reg, index);
- return inb(index + 1);
-}
-
-void pm_iowrite(u8 reg, u8 value)
-{
- pmio_write_index(PM_INDEX, reg, value);
-}
-EXPORT_SYMBOL(pm_iowrite);
-
-u8 pm_ioread(u8 reg)
-{
- return pmio_read_index(PM_INDEX, reg);
-}
-EXPORT_SYMBOL(pm_ioread);
-
-void pm2_iowrite(u8 reg, u8 value)
-{
- pmio_write_index(PM2_INDEX, reg, value);
-}
-EXPORT_SYMBOL(pm2_iowrite);
-
-u8 pm2_ioread(u8 reg)
-{
- return pmio_read_index(PM2_INDEX, reg);
-}
-EXPORT_SYMBOL(pm2_ioread);
-
-static void acpi_hw_clear_status(void)
-{
- u16 value;
-
- /* PMStatus: Clear WakeStatus/PwrBtnStatus */
- value = inw(ACPI_PM_EVT_BLK);
- value |= (1 << 8 | 1 << 15);
- outw(value, ACPI_PM_EVT_BLK);
-
- /* GPEStatus: Clear all generated events */
- outl(inl(ACPI_GPE0_BLK), ACPI_GPE0_BLK);
-}
-
-void acpi_registers_setup(void)
-{
- u32 value;
-
- /* PM Status Base */
- pm_iowrite(0x20, ACPI_PM_EVT_BLK & 0xff);
- pm_iowrite(0x21, ACPI_PM_EVT_BLK >> 8);
-
- /* PM Control Base */
- pm_iowrite(0x22, ACPI_PM_CNT_BLK & 0xff);
- pm_iowrite(0x23, ACPI_PM_CNT_BLK >> 8);
-
- /* GPM Base */
- pm_iowrite(0x28, ACPI_GPE0_BLK & 0xff);
- pm_iowrite(0x29, ACPI_GPE0_BLK >> 8);
-
- /* ACPI End */
- pm_iowrite(0x2e, ACPI_END & 0xff);
- pm_iowrite(0x2f, ACPI_END >> 8);
-
- /* IO Decode: When AcpiDecodeEnable set, South-Bridge uses the contents
- * of the PM registers at index 0x20~0x2B to decode ACPI I/O address. */
- pm_iowrite(0x0e, 1 << 3);
-
- /* SCI_EN set */
- outw(1, ACPI_PM_CNT_BLK);
-
- /* Enable to generate SCI */
- pm_iowrite(0x10, pm_ioread(0x10) | 1);
-
- /* GPM3/GPM9 enable */
- value = inl(ACPI_GPE0_BLK + 4);
- outl(value | (1 << 14) | (1 << 22), ACPI_GPE0_BLK + 4);
-
- /* Set GPM9 as input */
- pm_iowrite(0x8d, pm_ioread(0x8d) & (~(1 << 1)));
-
- /* Set GPM9 as non-output */
- pm_iowrite(0x94, pm_ioread(0x94) | (1 << 3));
-
- /* GPM3 config ACPI trigger SCIOUT */
- pm_iowrite(0x33, pm_ioread(0x33) & (~(3 << 4)));
-
- /* GPM9 config ACPI trigger SCIOUT */
- pm_iowrite(0x3d, pm_ioread(0x3d) & (~(3 << 2)));
-
- /* GPM3 config falling edge trigger */
- pm_iowrite(0x37, pm_ioread(0x37) & (~(1 << 6)));
-
- /* No wait for STPGNT# in ACPI Sx state */
- pm_iowrite(0x7c, pm_ioread(0x7c) | (1 << 6));
-
- /* Set GPM3 pull-down enable */
- value = pm2_ioread(0xf6);
- value |= ((1 << 7) | (1 << 3));
- pm2_iowrite(0xf6, value);
-
- /* Set GPM9 pull-down enable */
- value = pm2_ioread(0xf8);
- value |= ((1 << 5) | (1 << 1));
- pm2_iowrite(0xf8, value);
-}
-
-int __init sbx00_acpi_init(void)
-{
- register_acpi_resource();
- acpi_registers_setup();
- acpi_hw_clear_status();
-
- return 0;
-}
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff